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Paper - Daneshmand, S.; A. Jahromi, A. Broumandan and G. Lachapelle (2014) “A GNSS structural interference mitigation technique using antenna array processing” IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), 22-25 June, Coruna, Spain, pp. 109-112
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Paper - Fortes, L., T. Lin and G. Lachapelle (2014) Effects of the 2012-2013 Solar Maximum on GNSS Signals in Brazil. GPS Solutions, published online 19 June, DOI 10.1007/s10291-014-0389-1.

Paper - Vagle, N, A. Broumandan, A. Jafarnia-Jahromi and G. Lachapelle (2014) Characterization of GNSS Measurement Distortions Due to Antenna Array Processing in the Presence of Interference Signals. UPINLBS 2014 IEEE Conference, Corpus Christi, TX, Nov 20-21

Paper - Siddakatte, R. K., A. Broumandan and G. Lachapelle (2014) Use of Diversity Techniques for Weak GNSS Signal Tracking in Fading Environments. UPINLBS 2014 IEEE Conference, Corpus Christi, TX, Nov 20-21

Paper - Mozaffari, M., A. Broumandan, K. O’Keefe and. G. Lachapelle (2014) Weak GPS Signal Acquisition Using Antenna Diversity. UPINLBS 2014 IEEE Conference, Corpus Christi, TX, Nov 20-21

Paper - Daneshmand, S., N. Sokhandan, M. Zaeri-Amirani and G. Lachapelle (2014) Precise Calibration of a GNSS Antenna Array for Adaptive Beamforming Applications. Sensors, MDPI, 14(6), 9669-9691; doi:10.3390/s140609669.
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Paper - O'Keefe, K, Y. Jiang and M. Petovello (2014) An Investigation of tightly-coupled UWB/Low-Cost GPS for Vehicle-to-Infrastructure Relative Positioning, 2014 IEEE Radar Conference, Session C5L-C, Cincinnati, OH, May 19-23.
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Paper - Xie, P., Z. He, and M.G. Petovello (2014), "Performance Evaluation of Integration of On-Board Vehicle Sensors with High Sensitivity Receivers in Urban Canyons", Proceedings of Chinese Satellite Navigation Conference 2014, May 21 - May 23, Nanjing, China, 10 pages.
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Paper - Lin, Tao, and G. Lachapelle (2014) Demonstration of Signal Tracking and Scintillation Monitoring under Equatorial Ionospheric Scintillation with a Multi-Frequency GNSS Software Receiver. China Satellite Navigation Conference, Nanjing, May 21-23.
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Paper - Ren, T. and M. Petovello (2014) Collective Bit Synchronization for Weak GNSS Signals Using Multiple Satellites, IEEE/ION PLANS 2014, Session B3, Monterey, CA, May 5-8.
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Paper - Bhaskar, S., J. Curran and G. Lachapelle (2014) Improving GNSS Carrier Phase Tracking via Oscillator g-Sensitivity Compensation. IEEE Transactions on Aerospace and Electronic Systems, in press.

Paper - Jafarnia-Jahromi, A., A. Broumandan, J. Nielsen and G. Lachapelle (2014) Pre-Despreading Authenticity Verification for GPS L1 C/A Signals. NAVIGATION, Journal of The Institute of Navigation, Vol. 61, Issue 1. [ Journal Link ]

Paper - Lin, T., G. Lachapelle and L. Fortes (2014) “GNSS Solutions: How Do Modern GNSS Signal Processing Techniques Deal with Equatorial Ionospheric Scintillation?” Inside GNSS, (January/February ), 26-34. (http://www.insidegnss.com/node/3854 )

Paper - Abdizadeh, M., J. Curran and G. Lachapelle (2014) New Decision Variables for GNSS Acquisition in the Presence of CW Interference. IEEE Transactions on Aerospace and Electronic Systems (TAES), in press.
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Paper - Sokhandan, N., A. Broumandan, J. Curran and G. Lachapelle (2014) High Resolution GNSS Delay Estimation for Vehicular Navigation Utilizing a Doppler Combining Technique. Journal of Navigation, Cambridge University Press, 24 pages, doi:10.1017/S0373463313000830

Paper - Ren, T., M. Petovello and C. Basnayake (2014) A Standalone Approach for Ultra-Tightly Coupled High Sensitivity GNSS Receiver . Proceedings of ITM 2014 (San Diego, CA, 27-29 Jan), The Institute of Navigation, 14 pages.
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Paper - Ren, T. and M. Petovello (2014) An analysis of maximum likelihood estimation method for bit synchronization and decoding of GPS L1 C/A signals. EURASIP Journal on Advances in Signal Processing 2014, 2014:3. doi:10.1186/1687-6180-2014-3 [ Journal Link ]
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Paper - Jafarnia, A., S. Daneshmand and G. Lachapelle (2013) Spoofing Countermeasures for GNSS Receivers – A Review of Current and Future Research Trends. Proceedings of Fourth Internantional Colloquium on Scientific and Fundamental Aspects of the Galileo Programme, Prague, 4-6 Dec 2013, 8 pages.
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Paper - Shafiee, M., K. O'Keefe and G. Lachapelle (2013) Symbol Timing Acquisition for Collaborative OFDM WLAN-based A-GPS, International Journal of Wireless Information Networks, 20, 4, 281-293. DOI 10.1007/s10776-013-0214-8 [ Journal Link ]
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Thesis - Winit, R. (2013) Four-constellation GNSS Reliability and the Estimation of Inter-system Time-offsets for Improved Performance in Challenging Signal Environments. MSc Thesis, Report No. 20393, Department of Geomatics Engineering, University of Calgary.
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Paper - Lakhani, M.A., J. Nielsen and G. Lachapelle (2013) Indoor Navigation based on Fiducial Markers of Opportunity. IPCV'13 – Proceedings of 2013 International Conference on Image Processing, Computer Vision, and Pattern Recognition (Las Vegas, 22-25 July 2013), pp. 339-343
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Thesis - Sokhandan, N. (2013) GNSS Multipath Mitigation Using Channel Parameter Estimation Techniques. PhD Thesis, Report No. 20392, Department of Geomatics Engineering, University of Calgary.
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Paper - Dhital, A., Jared B. Bancroft and G. Lachapelle (2013) A New Approach for Improving Reliability of Personal Navigation Devices under Harsh GNSS Signal Conditions. Sensors, MDPI, 13, 15221-15241; doi:10.3390/s131115221.
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Thesis - Lakhani, M. (2013) Indoor Navigation based on Fiducial Markers of Opportunity. MSc Thesis, Department of Electrical and Computer Engineering, University of Calgary.
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Thesis - Ruotsalainen, L, (2013) Vision-Aided Pedestrian Navigation for Challenging GNSS Environments. Doctoral Thesis, Tampere University of Technology.
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Paper - Najmafshar, M., F. Ghafoori, S. Skone (2013) Robust Receiver Design for Equatorial Regions during Solar Maximum. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 8 pages.
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Paper - Sokhandan, N. (2013) A Novel Multipath Estimation and Tracking Algorithm for Urban GNSS Navigation Applications ION GNSS+ 2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 16 pages.
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Paper - Ren, T., M. Petovello and C. Basnayake (2013) Improving GNSS Bit Synchronization and Decoding using Vector Tracking . Proceedings of ION GNSS+ 2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 14 pages.
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Paper - Bhandari, V., K. O'Keefe and G. Lachapelle (2013) Assessment of multi-constellation RTK solutions during differential correction data outages. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 11 pages.
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Paper - Amirloo Abolfathi, E. and K. O'Keefe (2013) Integrating Vision Derived Bearing Measurements with Differential GPS and UWB Ranges for Vehicle-to-vehicle Relative Navigation. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 10 pages.
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Paper - Dou, J. and K. O'Keefe (2013) Augmenting GPS RTK with Regional BeiDou in North America. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 9 pages.
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Paper - Melgard T.,J. Tegedor,K. Jong,D. Lapucha and G. Lachapelle (2013) SInterchangeable Integration of GPS and Galileo by Using a Common System Clock in PPP. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 9 pages.
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Paper - Winit, R. and K. O'Keefe (2013) Four-constellation Reliability in Challenging GNSS Signal Environments and the Estimation of Inter-system Time-offsets. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 15 pages.
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Paper - Li, B. and K. O'Keefe (2013) WLAN TOA Ranging and GPS Hybrid System for Indoor Navigation. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 10 pages.
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Paper - Bernhard M. Aumayer, Mark G. Petovello, Gérard Lachapelle (2013) Stereo-Vision Aided GNSS for Automotive Navigation in Challenging Environments. Proceedings of ION GNSS+2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 10 pages.
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Paper - He, Z., M.G. Petovello (2013) Multipath Mitigation by Voting Channel Impulse Response in Navigation Domain with High-sensitivity GNSS Receivers, Proceedings of ION GNSS+ 2013, The Institute of Navigation, The Institute of Navigation, 10 pages.
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Paper - Bellad, V., M.G. Petovello (2013) Indoor Multipath Characterization and Separation using Distortions in GPS Receiver Correlation Peaks, Proceedings of ION GNSS+ 2013 (Nashville, TN, 16-20 Sep), The Institute of Navigation, 13 pages
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Thesis - Abdizadeh, M. (2013) GNSS Signal Acquisition in The Presence of Narrowband Interference. PhD Thesis, Report No. 20388, Department of Geomatics Engineering, University of Calgary.
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Thesis - Xie, Peng (2013) Improving High Sensitivity GNSS Receiver Performance in Multipath Environments for Vehicular Applications. PhD Thesis, Report No 20389, Department of Geomatics Engineering, University of Calgary
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Thesis - Shafiee, M. (2013) Wifi-based fine timing assistance for GPS acquisition. PhD Thesis, Report No. 20386, Department of Geomatics Engineering, University of Calgary.
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Thesis - Jafarnia, A. (2013) GNSS Signal Authenticity Verification in the Presence of Structural Interference. PhD Thesis, Report No. 20385, Department of Geomatics Engineering, University of Calgary
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Thesis - Lin, T. (2013) Contributions to a Context-Aware High Sensitivity GNSS Software Receiver. PhD Thesis, Report No. 20382, Department of Geomatics Engineering, University of Calgary
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Paper - Kahr, E., L. Bradbury, K. O'Keefe and S. Skone (2013) Design and Operation of the GPS Receiver Onboard the CanX-2 Nanosatellite, Navigation, 63(3), 143-156. [ Journal Link ]

Paper - Navarro-Alvarez, E., M. Siller and K. O'Keefe (2013) GPS-Assisted Path Loss Exponent Estimation for Positioning in IEEE 802.11 Networks, International Journal of Distributed Sensor Networks, Vol. 2013, Article ID 912029, 10 pages. [ Journal Link ]
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2013) Enhanced GNSS Frequency Tracking in Multipath Environments. IEEE Canadian Conference on Electrical and Computer Engineering, CCECE 2013, May 5-8, Regina, SK, Canada, 6 pages.
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Paper - Curran, J.T., M. Petovello and G. Lachapelle (2013) Design Paradigms for Multi-Constellation Multi-Frequency Software GNSS Receivers. Proceedings of China Satellite Navigation Conference, Springer, 13 pages.
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Paper - Bhaskar, S., J.T. Curran and G. Lachapelle (2013) Optimal PLL Design for Pedestrian Hand-Held GNSS Receivers. Proceedings of National Conference on Applications and Challenges in Space Based Navigation, Indian Space Research Organization, Bangalore, April 17-18, 6 page
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Paper - Lakhani, M.A., J. Nielsen and G. Lachapelle (2013) Computer Vision Navigation based on Fiducial Markers of Opportunity. Proceedings of Pacific PNT Conference (Hawaii, 23-25Apr), The Institute of Navigation, 10 pages.
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Paper - Rao, V.G. and G. Lachapelle (2013) Combining GAGAN with IRNSS. Coordinates (mycoordinates.org), April Issue., pp 14-18
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Paper - Wang, D., K. O'Keefe and M.G. Petovello (2013) Decentralized Cooperative Navigation for Vehicle-to-Vehicle (V2V) Applications using GPS Integrated with UWB Range, Proceedings of ION Pacific PNT 2013, April 22-25, Honolulu, HI.
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Paper - Daneshmand, S., A. Jafarnia Jahromi, A. Broumandan, J. Nielsen and G. Lachapelle (2013) GNSS Spoofing Mitigation in Multipath Environments Using Space-Time Processing, Proceedings of the European Navigation Conference (ENC2013), April 23-25, Vienna, Austria 12 pages.
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Paper - Jafarnia Jahromi, A., S. Daneshmand, A. Broumandan, J. Nielsen and G. Lachapelle (2013) PVT Solution Authentication Based on Monitoring the Clock State for a Moving GNSS Receiver, Proceedings of the European Navigation Conference (ENC2013), April 23-25, Vienna, Austria, 11 pages.
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Paper - Petovello, M.G. and J.T. Curran (2013) Investigation of Doppler Measurements for Static Indoor Positioning, Proceedings of ION Pacific PNT 2013, April 22-25, Honolulu, HI.
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Paper - Dhital, A., J. Bancroft and G. Lachapelle (2013) A Robust Scheme for Personal Navigation in GNSS Challenged Environments. Proceedings of National Conference on Applications and Challenges in Space Based Navigation, Indian Space Research Organization, Bangalore, April 17-18, 8 pages.
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Thesis - Daneshmand, S. (2013) GNSS Interference Mitigation Using Antenna Array Processing. PhD Thesis, Report No. 20376, Department of Geomatics Engineering, University of Calgary
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Paper - Zhe, H., V. Renaudin, M. Petovello and G. Lachapelle (2013) Use of High Sensitivity GNSS Receiver Doppler Measurements for Indoor Pedestrian Dead Reckoning. Sensors, MDPI, 13, 4303-4326, doi:10.3390/s130404303.
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Paper - Kamel, A., V. Renaudin, J. Nielsen and G. Lachapelle (2013) INS Assisted Fuzzy Tracking Loop for GPS Guided Missiles. International of Navigation and Observations, Volume 2013, Article ID 750385, 17 pages, http://dx.doi.org/10.1155/2013/750385

Paper - Petovello, M.G., K. O'Keefe, P. Wei and C. Basnayake (2013) Assessment of Different Sensor Configurations for Collaborative Driving in Urban Environments, International Journal of Navigation and Observation, Vol. 2013, Article ID 767313, 16 pages. [ Journal Link ]
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Paper - Petovello, M.G., K. O'Keefe, B. Chan, S. Spiller, C. Pedrosa, P. Xie and C. Basnayake (2013) Demonstration of Inter-Vehicle UWB Ranging to Augment DGPS for Improved Relative Positioning, Journal of Global Positioning Systems, Vol 11, No 1, pp. 11-21.
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Paper - Winit, R., K. O'Keefe, A. di Fazio, D. Bettinelli and A. Nardi (2013) Integrity Performance Analysis of GPS-GLONASS with EGNOS for applications in complex GNSS environments. Proceedings of ION ITM 2013, Jan. 28-30, San Diego, CA, 13 pages.
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Thesis - Chan, Billy (2013) DGPS and UWB Aided Vector-Based GNSS Receivers for Weak Signal Environments. MSc Thesis, Report No. 20371, Department of Geomatics Engineering, The University of Calgary.
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Thesis - He, Zhe (2013) High-Sensitivity GNSS Doppler and Velocity Estimation for Indoor Navigation. PhD Thesis, Report No. 20362, Department of Geomatics Engineering, The University of Calgary.
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Paper - Susi, M., V. Renaudin and G. Lachapelle (2013) Motion Mode Recognition and Step Detection Algorithms for Mobile Phone Users. Sensors, 13, 1539-1562, MDPI, doi:10.3390/s130201539.
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Thesis - Rao, Vyas G. (2013) Proposed LOS Fast TTFF Signal Design for IRNSS. PhD Thesis, Report No. 20370. Department of Geomatics Engineering, University of Calgary.
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Paper - Daneshmand, S., A. Broumandan, J. Nielsen and G. Lachapelle (2013) Interference and multipath mitigation utilising a two-stage beamformer for global navigation satellite systems applications. IET Radar, Sonar & Navigation, 7, 1, 55-66
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Paper - Daneshmand, S., A. Broumandan, N. Sokhandan and G. Lachapelle (2013) GNSS Multipath Mitigation with a Moving Antenna Array. IEEE Transactions on Aerospace and Electronic Systems, 49, 1, 693-698.
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Paper - Rao, V.G. and G. Lachapelle (2012) Time to First Fix – Will IRNSS Solve the Problem? Coordinates (mycoordinates.org),December Issue., pp 8-12.
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Thesis - Jiang, Y. (2012) Integration of UWB Ranging and GPS for Improved Relative Vehicle Positioning and Ambiguity Resolution. MSc Thesis, Report No. 20378, Department of Geomatics Engineering, The University of Calgary.
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Paper - Rao, V., and G. Lachapelle (2012) New Method of Cross Correlation Detection in IRNSS and Civil Aviation Receivers. Pearl Jubilee International Conference on Navigation and Communication, Hyderabad, India, 20-21Dec, 5 pages.
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Paper - Rao, V., and G. Lachapelle (2012) Proposed Third Frequency of Operation for IRNSS and its Advantages. Pearl Jubilee International Conference on Navigation and Communication, Hyderabad, India, 20-21Dec, 5 pages.
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Paper - Rao, V., and G. Lachapelle (2012) Will IRNSS Solve the LOS TTFF Problem? Coordinates, pp 8-12, December.
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Paper - Rao, V., and G. Lachapelle (2012) Proposed Dual Frequency Signal Design for optimal TTFF in IRNSS. Pearl Jubilee International Conference on Navigation and Communication, Hyderabad, India, 20-21Dec, 4 pages.
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Paper - Rao, V., and G. Lachapelle (2012) Proposed Single Frequency Signal Design for optimal TTFF in IRNSS. Pearl Jubilee International Conference on Navigation and Communication, Hyderabad, India, 20-21Dec, 6 pages.
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Paper - Bancroft, J.B., D. Garrett and G. Lachapelle (2012) Activity and Environment Classification using Foot Mounted Navigation Sensors. 2012 International Conference on Indoor Positioning and Indoor Navigation, Sydney, Australia, 13-15th November 2012, 10 pages.
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Paper - Ruotsalainen, L., J.B. Bancroft and G. Lachapelle (2012) Mitigation of Attitude and Gyro Errors through Vision Aiding. 2012 International Conference on Indoor Positioning and Indoor Navigation, Sydney, Australia, 13-15th November 2012, 9 pages.
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Paper - Ren, T., M.G. Petovello and C. Basnayake (2012) Requirements Analysis for Bit Synchronization and Decoding in a Standalone High-Sensitivity GNSS Receiver Second International Conference on Ubiquitous Positioning, Indoor Navigation and Location-Based Service, Helsinki, 3-4 October, 9 pages.
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Paper - Bancroft, J.B. and G. Lachapelle (2012) Performance of Pedestrian Navigation Systems as a Function of Sensor Location. Proceedings of NATO SET-168 Symposium on Navigation Sensors and Systems in GNSS Denied Environments, Izmir, Turkey, 8-9Oct12
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Thesis - Sadrieh, N. (2012) Improved Navigation Solution Utilizing Antenna Diversity Systems in Multipath Fading Environments. PhD Thesis, Report No. 20357, Department of Geomatics Engineering, The University of Calgary.
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Paper - Ruotsalainen, L., J.B. Bancroft, G. Lachapelle, H. Kuusniemi and R. Chen (2012) Effect of Camera Characteristics on the Accuracy of a Visaul Gyroscope for Indoor Pedestrian Navigation. Second International Conference on Ubiquitous Positioning, Indoor Navigation and Location-Based Service, Helsinki, 3-4October, 8 pages.
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Paper - Bancroft, J.B., and G. Lachapelle (2012) Estimating MEMS Gyroscope G-Sensitivity Errors in Foot Mounted Navigation. Second International Conference on Ubiquitous Positioning, Indoor Navigation and Location-Based Service, Helsinki, 3-4October, 6 pages
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Paper - Swab, M., K. O'Keefe and S. Skone (2012) Single-frequency Ionospheric Profiles from the CanX-2 Nano-Satellite, Proceedings of ION GNSS 2012, Sept 17-21, Nashville, TN, 15 pages.
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Thesis - Ghafoori, Fatemeh (2012) Modeling the Impact of Equatorial Ionospheric Irregularities on GPS Receiver Performance. PhD Thesis, Report No. 20361, Department of Geomatics Engineering, The University of Calgary.
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Paper - Jiang, Y., M. Petovello, K. O'Keefe and C. Basnayake (2012) Augmentation of Carrier-Phase DGPS with UWB Ranges for Relative Vehicle Positioning, Proceedings of ION GNSS 2012, Sept 17-21, Nashville, TN, 12 pages.
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Paper - Xie, P. and M.G. Petovello (2012) Improving High Sensitivity Receiver Performance in Multipath Environment for Vehicular Applications, Proceedings of ION GNSS 2012, Sept 17-21, Nashville, TN, 11 pages.
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Paper - Curran, J. (2012) OFDM Symbol A Comparison of Differential-Power and Differential-Phase FLLs for GNSS Receivers. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 12 pages
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Paper - Sadrieh, N., A. Broumandan and G. Lachapelle (2012) Investigating Indoor GPS Doppler and Pseudorange Characteristics. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 10 pages
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Paper - Shafiee, M., K. O'Keefe and G. Lachapelle (2012) OFDM Symbol Timing Acquisition for Collaborative WLAN-based Assisted GPS in Weak Signal Environments. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 13 pages
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Paper - Sokhandan, N., A. Broumandan, J. Curran and G. Lachapelle (2012) High Resolution Delay Estimation for Urban GNSS Vehicular Navigation. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 11 pages
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Paper - Dhital, A., J.B. Bancroft and G. Lachapelle (2012) Reliability of an Adaptive Integrated System through Consistency Comparisons of Accelerometers and GNSS Measurements. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 9 pages.
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Paper - Zhe, H., M. Petovello and G. Lachapelle (2012) Improved Velocity Estimation with High-Sensitivity Receivers in Indoor Environments. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation,13 pages
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Paper - Bhaskar, S., J. Curran and G. Lachapelle (2012) Effect of Oscillator Quality on Ultra-Tight GPS/INS Aided Carrier Phase Tracking. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 11 pages
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Paper - Daneshmand, S., A. Jafarnia-Jahromi, A. Broumandan and G. Lachapelle (2012) A Low-Complexity GPS Anti-Spoofing Method Using a Multi-Antenna Array. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 11 pages.
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2012) GNSS Spoofing Detection Based on Receiver C/No Estimates. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 10 pages.
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Paper - Rao, V.G., S. B. Pappu and G. Lachapelle (2012) Proposed NAV Data Signal Design for Optimal TTFF in a Single Frequency IRNSS Receiver. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 12 pages.
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Paper - Ruotsalainen, L., J.B. Bancroft, H. Kuusniemi, G. Lachapelle and R. Chen (2012) Utilizing Visual Measurements for Obtaining Robust Attitude and Positioning for Pedestrians. Proceedings of GNSS12 (Nashville, TN, 18-21 Sep), The Institute of Navigation, 8 pages.
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Thesis - Susi, M. (2012) Gait Analysis for Pedestrian Navigation Using MEMS Handheld Devices. MSc Thesis, Report No. 20359, Department of Geomatics Engineering, The University of Calgary.
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Thesis - Li, T. (2012) Ultra-tightly Coupled High Sensitivity GPS Receiver for On-Board Vehicle Applications. PhD Thesis, Report No. 20358, Department of Geomatics Engineering, The University of Calgary.
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Paper - Anantharamu, P., D. Borio and G. Lachapelle (2012) Self-Contained Antenna Array Calibration using GNSS Signals. Navigation, 59. 3, 209-220.

Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2012) Generalized Diversity Gain of a Mobile Antenna. IEEE Transactions on Wireless Communications, accepted for publication.

Paper - Jafarnia-Jahromi, A., A. Broumandan, J. Nielsen and G. Lachapelle (2012) GPS Vulnerability to Spoofing Threats and a Review of Anti-Spoofing Techniques. International Journal of Navigation and Observations, vol. 2012, Article ID 127072, 16 pages, 2012. doi:10.1155/2012/127072.

Paper - Jafarnia-Jahromi, A., A. Broumandan, J. Nielsen and G. Lachapelle (2012) GPS Spoofer Countermeasure Effectiveness based on Using Signal Strength, Noise Power and C/No Observables. International Journal of Satellite Communications and Networking, 30:181–191, DOI: 10.1002/sat.1012.
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Paper - Renaudin, V., M. Susi and G. Lachapelle (2012) Step Length Estimation Using Handheld Inertial Sensors. Sensors, 2012, 12(7), 8507-8525; doi:10.3390/s120708507m MDPI. [ Journal Link ]
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Paper - Renaudin, V., H. Afzal and G. Lachapelle (2012) Magnetic Perturbations Detection and Heading Estimation Using Magnetometers. Journal of Location Based Services, DOI:10.1080/17489725.2012.698109.

Paper - Lin, T., M. Ma, A. Broumandan and G. Lachapelle (2012) Demonstration of a High Sensitivity GNSS Software Receiver for Indoor Positioning. Advances in Space Research, Elsevier, http://dx.doi.org/10.1016/j.asr.2012.06.011.

Paper - Nielsen, J., V. Dehghanian and G. Lachapelle (2012) Effectiveness of GNSS Spoofing Countermeasure based on Receiver CNR Measurements. International Journal of Navigation and Observations, vol. 2012, Article ID 501679, 9 pages, 2012. doi:10.1155/2012/501679.

Paper - Keshvadi, H., A. Broumandan and G. Lachapelle (2012) Spatial Characterization of GNSS Multipath Channels. International Journal of Antennas and Propagation, vol. 2012, Article ID 236464, 15 pages, 2012. doi:10.1155/2012/236464.

Paper - Angrisano, A., M. Petovello and G. Pugliano (2012) Benefits of Combined GPS/GLONASS with Low-Cost MEMS IMUs for Vehicular Urban Navigation, Sensors, Vol. 12, No. 4, pp. 5134-5158. [ Journal Link ]
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Paper - Sadrieh, N., A. Broumandan and G. Lachapelle (2012) Doppler Measurement Characterization in Multipath Fading Channels for GNSS Applications. Journal of Navigation, Cambridge University Press, 65, 3, 477-494.
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Paper - Renaudin, V., Z. He, M. Petovello (2012) Characterization of the Impact of Indoor Doppler Errors on Pedestrian Dead Reckoning, Proceedings of ION/IEEE PLANS, Session C5, Myrtle Beach, SC, 11 pages.
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Paper - Broumandan, A., A. Jafarnia-Jahromi, V. Dehgahanian, J. Nielsen and G. Lachapelle (2012) GNSS Spoofing Detection in Handheld Receivers based on Signal Spatial Correlation. Proceedings of IEEE/ION PLANS 2012, Session B3, Myrtle Beach, SC, 24-26 April, 9 pages.
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Paper - Bancroft, J.B., and G. Lachapelle (2012) Use of Magnetic Quasi Static Field (QSF) Updates for Pedestrian Navigation. Proceedings of IEEE/ION PLANS 2012, Session A4, Myrtle Beach, SC, 24-26 April, 8 pages.
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Paper - Broumandan, A, J.Nielsen, and G. Lachapelle (2012) Coherent Integration Time Limit of a Mobile Receiver for Indoor GNSS Applications. GPS Solutions, 16, 157-167. [ Journal Link ]
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Paper - Sadrieh, N., A. Broumandan and G. Lachapelle (2012) A Weighted Combining Method for GNSS Antenna Diversity. Proceedings of IEEE/ION PLANS 2012, Session C5, Myrtle Beach, SC, 24-26 April, 8 pages
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Paper - Morrison, A., V. Renaudin, J.B. Bancroft and G. Lachapelle (2012) Design and Testing of a Multi-Sensor Pedestrian Location and Navigation Platform. Sensors,12,3,pp 3720-3738.
[ Journal Link ]
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Paper - Rao, V.G. and G. Lachapelle (2013) IRNSS – Want More for Less? Coordinates (mycoordinates.org), February Issue., pp 8-10.
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Paper - Miller, C., K. O'Keefe and Y. Gao (2012) Time Correlation in GNSS Positioning over Short Baselines. Journal of Surveying Engineering, 138(1), 17–24. [ Journal Link ]

Paper - Bancroft, J.B., V. Renaudin, A. Morrison and G. Lachapelle (2012) GNSS Antennas and Humans. GPS World, 23, 2, 60-66 (February Issue)

Paper - Satyanarayana, S., D. Borio and G. Lachapelle (2012) A Composite Model for Indoor GNSS Signals: Characterization, Experimental Validation and Simulation. Navigation, 59, 2, 77-92.
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Paper - Zaheri, M., A. Broumandan, V. Dehgahanian and G. Lachapelle (2012) Detection Performance of Polarization and Spatial Diversity for Indoor GNSS Applications. International Journal of Antennas and Propagation, Hindawi, Article ID 879142, 10 pages, doi:10.1155/2012/879142
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Paper - Abdizadeh, M., J. Curran and G. Lachapelle (2012) Quantization Effects of GNSS Receivers in Presence of Interference. International Technical Meeting, Institute of Navigation, 30Jan-1Feb, Newport Beach, CA., 11 pages.
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Paper - Bancroft, J.B., A. Morrison and G. Lachapelle (2012) Validation of GNSS under 500 kV DC Transmission Lines. Computers and Electronics in Agriculture, Elsevier, 83, pp 58-67, DOI:10.1016/j.compag.2012.01.013. [ Journal Link ]
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Paper - Jafarnia-Jahromi, A., T. Lin, A. Broumandan, J. Nielsen and G. Lachapelle (2012) Detection and Mitigation of Spoofing Attacks on a Vector Based Tracking GPS Receiver. International Technical Meeting, Institute of Navigation, 30Jan-1Feb, Newport Beach, CA, 11 pages.
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Paper - He, Z., M. Petovello and G. Lachapelle (2012) Modeling HSGPS Doppler Errors in Indoor Environments for Pedestrian Dead-Reckoning. International Technical Meeting, Institute of Navigation, 30Jan-1Feb, Newport Beach, CA., 13 pages.
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2012) Diversity Gain through Antenna Blocking, International Journal of Antennas and Propagation, Article ID 735080, 6 pages, 2012, doi:10.1155/2012/735080
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Paper - Curran, J., G. Lachapelle, and C. Murphy (2012) Improving the Design of Frequency Lock Loops for GNSS Receivers. IEEE Transactions on Aerospace and Electronic Systems, 48, 1, 850-868.
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Paper - Curran, J., G. Lachapelle and C. Murphy (2012) Digital GNSS PLL Design Conditioned on Thermal and Oscillator Phase Noise. IEEE Transactions on Aerospace and Electronic Systems, 48, 1, 180-196.
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Paper - O'Keefe, K., G. Lachapelle, A. Di Fazio and D. Bettinelli (2012) Receiver Autonomous Integrity Monitoring in Urban Vehicle Navigation: The Five Satellite Case, Journal of Global Positioning Systems, 10(2) 157-164. DOI: 10.5081/jgps.10.2.157
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Paper - Afzal, H., V. Renaudin and G. Lachapelle (2011) Multi-magnetometer based perturbation mitigation for indoor orientation estimation. NAVIGATION, 58, 4, 279-292.
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Paper - Nielsen, J., A. Broumandan and G. Lachapelle (2011) GNSS Spoofing Detection for Single Antenna Handheld Receivers. NAVIGATION, 58, 4, 335-344.
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Paper - Curran, J. and A. Morrison (2011) A Brief Look at the Galileo IOV Signals. Technical Note, 16Dec 2011, PLAN Group, Department of Geomatics Engineering, University of Calgary.
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Paper - Rao, V., S. B. Pappu and G. Lachapelle (2011) Proposed Code and Carrier Dimension Dependent Signal Design for Optimal TTFF in IRNSS. GNSS Signals 2011 Workshop, ENAC, Toulouse, 8-9 December, 12 pages.
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Paper - Rao, V., M.A.A. Sashidharaa and G. Lachapelle (2011) Proposed LOS Signal Design for IRNSS to Reduce TTFF in a Single Frequency Receiver. GNSS Signals 2011 Workshop, ENAC, Toulouse, 8-9 December, 12 pages.
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Paper - Afzal, M., V. Renaudin and G. Lachapelle (2011) Use of Earth's Magnetic Field for Mitigating Gyroscope Errors Regardless of Magnetic Perturbation. Sensors, MDPI, 11, 11390-11414, doi:10.3390/s111211390. [ Journal Link ]
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Paper - Curran, J.T., G. Lachapelle and C. Murphy (2012) An SNR Dependent Model for the CDMA FLL. IEEE Transactions on Signal Processing, 60, 3, 1522-1527.
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Paper - Bancroft, J.B., M.H. Afzal and G. Lachapelle (2011) High Performance GNSS Augmented Pedestrian Navigation in Signal Degraded Environments. International Global Navigation Satellite Systems Society Symposium, 15-17 November 2011, University of New South Wales, Sydney, Australia, 14 pages.
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Paper - Satyanarayana, S., D. Borio and G. Lachapelle (2012) C/N0 Estimation: Design Criteria and Reliability Analysis under GNSS Weak Signal Scenarios. IET Radar, Sonar & Navigation, 6, 2, 81-89.
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Paper - Basnayake, C., G. Lachapelle and J.B. Bancroft (2011) Relative Positioning for Vehicle-to-Vehicle Communication-Enabled Vehicle Safety Applications. 18th ITS World Congress, 16-20 October 2011, Orlando, Florida, 16 pages.
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Paper - Williams, T., P. Alves, G. Lachapelle and C. Basnayake (2012) Evaluation of GPS-Based Methods of Relative Positioning for Automotive Safety Applications. Transportation Research Part C: Emerging Technologies, Elsevier, 23 (August 2012), 98-108.

Thesis - Aminian, B. (2011) Investigations of GPS Observations for Indoor GPS/INS Integration. MSc Thesis, Report No. 20339, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Lin, Tao, J. Curran, C. O’Driscoll and G. Lachapelle (2011) Implementation of a Navigation Domain GNSS Signal Tracking Loop. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 8 pages.
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Paper - Xie, P. and M.G. Petovello (2011) Multipath Signal Assessment in the High Sensitivity Receivers for Vehicular Applications, Proceedings of ION GNSS 2011, The Institute of Navigation, 13 pages.
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Paper - Shafiee, M., K. O'Keefe and G. Lachapelle (2011) Context-aware Adaptive Extended Kalman Filtering Using Wi-Fi Signals for GPS Navigation. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 17 pages.
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Paper - Lin, Tao, M. Abdizadeh, A. Broumandan, D. Wang, K. O'Keefe, and G. Lachapelle (2011) Interference Suppression for High Precision Navigation Using Vector-Based GNSS software Receivers. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 12 pages.
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Paper - Bancroft, J.B., V. Renaudin, A. Morrison and G. Lachapelle (2011) GNSS Antenna-Human Body Interaction. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 7 pages.
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Paper - Sadrieh, N. (2011) Spatial Antenna Diversity Performance for Indoor GNSS Applications. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 9 pages. (ION GNSS11 Student Sponsorship Award).
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Paper - Melgard, T., K. de Jong, G. Lachapelle and D. Lapucha (2011) Interchangeable Integration of GPS and GLONASS by Using a Common System Clock in PPP. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 6 pages.
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Paper - Daneshmand, S., A. Broumandan and G. Lachapelle (2011) GNSS Interference and Multipath Suppression Using an Antenna Array. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 10 pages.
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Paper - Sokhandan, N., A. Broumandan, V. Dehghanian and G. Lachapelle (2011) GNSS Multipath Error Reduction in Harsh Environments. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 10 pages.
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Paper - O’Driscoll, C., M. Petovello and G. Lachapelle (2011) Choosing the Coherent Integration Time for Kalman Filter Based Carrier Phase Tracking of GNSS Signals. GPS Solutions, 5(4), 345-356. [ Journal Link ]
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Paper - Anantharamu, P., D. Borio and G. Lachapelle (2011) Space-Time Equalization Techniques for New GNSS Signals. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 9 pages.
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Paper - Satyanarayana, S., D. Borio and G. Lachapelle (2011) A Non-Coherent Block Processing Architecture for Standalone GNSS Weak Signal Tracking. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 9 pages.
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Paper - Dhital, A., A. Morrison and G. Lachapelle (2011) Improvement of GNSS positioning with proper calibration of Inter-channel and Inter-element bias in receiver front-ends. Proceedings of GNSS11 (Portland, OR, 20-23 Sep), The Institute of Navigation, 9 pages.
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Thesis - Keshvadi, H. (2011) Spatial Characterization of Multipath GNSS Channel. MSc Thesis, Report No. 20338, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Susi, M., V. Renaudin and G. Lachapelle (2011) Detection of quasi-static instants from handheld MEMS devices. 2011 International Conference on Indoor Positioning and Indoor Navigation (IPIN), 21-23 September 2011, Guimarães, Portugal, 9 pages.
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Paper - Afzal, H., V. Renaudin and G. Lachapelle (2011) Magnetic Field based Heading Estimation for Pedestrian Navigation Environments. 2011 International Conference on Indoor Positioning and Indoor Navigation (IPIN), 21-23 September 2011, Guimarães, Portugal, 10 pages.
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Thesis - Satyanarayana, S. (2011) GNSS Channel Characterization and Enhanced Weak Signal Processing. PhD Thesis, Report No. 20336, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Ananatharamu, P. (2011) Space-Time Equalization Techniques for New GNSS Signals, PhD Thesis, Report No. 20335, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Kamel, A. (2011) Context Aware High Dynamics GNSS-INS for Interference Mitigation. PhD Thesis, Report No. 20332, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Tamazin, M. (2011) Benefits of Combined GPS/GLONASS Processing for High Sensitivity Receivers. MSc Thesis, Report No. 20333, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Kamel, A. (2011) Context Aware High Dynamics GNSS-INS for Interference Mitigation. PhD Thesis, Report No. 20332, Department of Geomatics Engineering, The University of Calgary, Canada.

Paper - Gernot, C., K. O'Keefe & G. Lachapelle (2011) Assessing Three New Combined GPS L1 / L2C Acquisition Methods." IEEE Transactions of Aerospace and Electronic Systems 47(3): 2239 - 2247
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Paper - Kahr, E., O. Montenbruck, K. O'Keefe, S. Skone1, J. Urbanek, L. Bradbury, P. Fenton (2011) GPS Tracking on a Nanosatellite - The CANX-2 Flight Experience, 8th International ESA Conference on Guidance, Navigation & Control Systems, 5-10 June 2011, Karlovy, Czech Republic, 13 pp.
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Paper - Bancroft, J.B. and G. Lachapelle (2011) Data Fusion Algorithms for Multiple Inertial Measurement Units, Sensors, 11, 7, pp 6771-6798, DIO: 10.3390/s110706771. [ Journal Link ]
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Thesis - Afzal, H. (2011) Use of Earth's Magnetic Field for Pedestrian Navigation. PhD Thesis, Report No. 20330, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Anantharamu, P., D. Borio and G. Lachapelle (2011) Sub-carrier Shaping for BOC Modulated GNSS Signals. EURASIP Journal on Advances in Signal Processing, 2011:133, doi:10.1186/1687-6180-2011-133.
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Paper - Salem, D., C. O’Driscoll and G. Lachapelle (2011) Methodology for Comparing Two Carrier Phase Tracking Techniques, accepted in the Journal of GPS Solutions, April 2011. [ Journal Link ]
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Thesis - Kahr, E. (2011) In-Orbit Performance of the CanX-2 Nanosatellite’s GPS Receiver. MSc Thesis, Report No. 20329, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Dehghanian, V. (2011) Generalized Diversity Gain of a Mobile Antenna. PhD Thesis, Dept of Electrical and Computer Engineering, University of Calgary, Canada.
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Thesis - Angrisano, A. (2010) GNSS/INS Integration Methods. PhD Thesis, Dipartimento di Scienze Applicate, Universita' Degli Studi Di Napoli ''Parethenope.''
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Paper - Broumandan, A., J. Nielsen and G. Lachapelle (2011) Indoor GNSS Signal Acquisition Performance Using A Synthetic Antenna Array. IEEE Transactions on Aerospace and Electronic Systems, 47, 2, 1337-1350
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Paper - Borio, D., P. B. Anantharamu and G. Lachapelle (2011) SATLSim: A Semi-Analytic Framework for Fast GNSS Tracking Loop Simulations. Published in GPS Solutions, GPS Solutions, 15(4), 427-431. [ Journal Link ]
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Paper - Daneshmand, S, A. Jafarnia, A. Broumandan and G. Lachapelle (2011) A Low Complexity GNSS Spoofing Mitigation Technique Using a Double Antenna Array. GPS World, 22, 12, 44-46.

Paper - Keshvadi, H., A. Broumandan and G. Lachapelle (2011) Analysis of GNSS Beamforming and Angle Of Arrival Estimation in Multipath Environments. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 9 pages.
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Paper - Ma, M., C. O’Driscoll and G. Lachapelle (2011) Automatic Parameter Determination for Real-Time Acquisition Using Frequency Domain Methods in a High Sensitivity Software Receiver, Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 13 pages.
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Paper - Lin, T., C. O’Driscoll and G. Lachapelle a (2011) Development of a Context-Aware Vector Based High-Sensitivity GNSS Software Receiver. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 13 pages.
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Paper - Chan, B. and M.G. Petovello (2011) Collaborative Vector Tracking of GNSS Signals with Ultra-Wideband Augmentation in Degraded Signal Environments, Proceedings of ION International Technical Meeting, The Institute of Navigation, 10 pages.
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Paper - Susi, M., D. Borio and G. Lachapelle (2011) Accelerometer Signal Features and Classification Algorithms for Positioning Applications. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 12 pages.
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Paper - Kamel, A., D. Borio, J. Nielsen and G. Lachapelle (2011) Interference Mitigation for Highly Dynamic GPS Receivers Using Intelligent Tracking Loops. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 10 pages.
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Paper - Luo, P. and M.G. Petovello (2011) Collaborative Tracking of Weak GPS Signals Using an Open-loop Structure, Proceedings of ION International Technical Meeting, The Institute of Navigation, 10 pages.
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Paper - Li, T., M.G. Petovello, G. Lachapelle and C. Basnayake (2011) Real-time Ultra-tight Integration of GPS L1/L2C and Vehicle Sensors, Proceedings of ION International Technical Meeting, The Institute of Navigation, 12 pages.
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Paper - Rao V., G. Lachapelle and V. Kumar S B (2011) Analysis of IRNSS over Indian Subcontinent. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 13 pages.
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Paper - Satyanarayana, S., D. Borio and G. Lachapelle (2011) Small and Large Scale Spatial Characterization of GPS Indoor Signals. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 11 pages.
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Paper - Anantharamu, P.B., D. Borio and G. Lachapelle (2011) Self-Contained GNSS-Based Antenna Array Calibration. Proceedings of International Technical Meeting, Institute of Navigation, San Diego, 24-26 January, 8 pages.
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Paper - O’Mahony, N., G. Lachapelle and C. Murphy (2011) Simplifying the Performance Analysis of the SPRT for GPS Acquisition. International Journal of Navigation and Observation, Hindawi Publishing, Article ID 946319, doi:10.1155/2011/946319, 15 pages.
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Paper - Ong, R., and G. Lachapelle (2011) Use of GNSS for Vehicle-Pedestrian and Vehicle-Cyclist Crash Avoidance. International Journal of Vehicle Safety, 5(2): 137-155. [ Journal Link ]

Paper - O’Driscoll, C., G. Lachapelle and M. Tamazin (2011) Dynamic Duo – Combined GPS/GLONASS Receivers in Urban Environments. GPS World, 22, 1, 51-58 (January Issue).
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Thesis - Zaheri, M. (2011) Enhanced GNSS Signal Detection Performance Utilizing Polarization Diversity. MSc Thesis, published as Report No. 20322, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - O’Mahony, N. C. Murphy and G. Lachapelle (2010) A Dual-Threshold Up-Down Counter for GPS Acquisition Signal Processing. Elsevier Signal Processing, 91, 1093-1102. [ Journal Link ]

Thesis - O'Mahony, N.M. (2010) Variable Dwell Time Verification Strategies for CDMA Acquisition with Application to GPS Signals. PhD Thesis, Department of Electrical and Electronic Engineering, National University of Ireland, Cork, December 2010.
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Thesis - Pahadia, A. (2010) GPS/INS Integration Aided with Gyroscope-Free IMU for Pedestrian Applications. MSc Thesis, published as Report No. 20321, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Bancroft, J.B. (2010) Multiple Inertial Measurement Unit Fusion for Pedestrian Navigation. PhD Thesis, published as Report No. 20320, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Renaudin, V., H. Afzal and G. Lachapelle (2010) Complete tri-axis magnetometer calibration in the magnetic domain. Journal of Sensors, Hindawi, Volume 2010, Article ID 967245, 10 pages. [ Journal Link ]
[ Download Executable ]
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Paper - Macchi-Gernot, F., M. Petovello and G. Lachapelle (2010) Combined Acquisition and Tracking Methods for GPS L1 C/A and L1C Signals. International Journal of Navigation and Observations. Volume 2010 (2010), Article ID 190465, 19 pages, doi:10.1155/2010/190465.
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Paper - O’Driscoll, C., G. Lachapelle and M.E. Tamazin (2010) Investigation of the Benefits of Combined GPS/GLONASS Receivers in Urban Environments. RIN NAV10 Conference on Position, Location, Timing: Everyone, Everything, Everywhere, London, 30Nov-2Dec, 10 pages.
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Paper - Gernot, C., K. O'Keefe and G. Lachapelle (2011) Combined L1/L2 Kalman filter based tracking scheme for weak signal environments. GPS Solutions, 5(4): 403-414. [ Journal Link ]
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Paper - Borio D., N. Sokolova and G. Lachepelle (2010) Doppler Measurement Accuracy in Standard and High-Sensitivity GNSS Receivers, IET Radar, Sonar & Navigation. Accepted for publication, Nov. 2010
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Paper - Basnayake, C., T. Williams, P. Alves and G. Lachapelle (2010) Can GNSS Drive V2X? GPS World, 21, 10 (October), 35-43.

Thesis - Curran, J. (2010) Weak Signal Digital GNSS Tracking Algorithms. PhD Thesis, Department of Electrical and Electronic Engineering, National University of Ireland, Cork, October 2010.
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Thesis - Jakobsen, J. (2010) Kinematic GNSS. PhD Thesis, University of Copenhagen, October.
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Paper - O’Driscoll, C., M. Tamazin, D. Borio and G. Lachapelle (2010) Investigation of the Benefits of Combined GPS/GLONASS for High Sensitivity Receiver. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 12 pages.
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Paper - Kahr, E., K. O'Keefe and S. Skone (2010) Optimizing Tracking and Acquisition Capabilities for the CanX-2 Nanosatellite’s COTS GPS Receiver in Orbit. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 11 pages.
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Paper - Kahr, E., S. Skone and K. O'Keefe (2010) Orbit Determination for the Canx-2 Nanosatellite Using Intermittent GPS Data. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 9 pages.
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Paper - Angrisano, A., M.G. Petovello and G. Pugliano (2010) GNSS/INS Integration in Vehicular Urban Navigation. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 8 pages.
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Paper - Petovello, M.G., K. O'Keefe, B. Chan, S. Spiller, C. Pedrosa and C. Basnayake (2010) Demonstration of Inter-Vehicle UWB Ranging to Augment DGPS for Improved Relative Positioning. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 12 pages.
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Paper - Miller, C., K. O'Keefe and Y. Gao (2010) Operational Performance of RTK Positioning when Accounting for the Time Correlated Nature of GNSS Phase Errors. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 12 pages.
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Paper - Lin, Tao, C. O’Driscoll and G. Lachapelle (2010) Channel Context Detection and Signal Quality Monitoring for Vector-based Tracking Loops. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 14 pages.
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Paper - Bancroft, J.B., G. Lachapelle, T. Williams and J. Garrett (2010) GPS Observability and Availability for Various Antenna Locations on the Human Body. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 11 pages.
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Paper - Aminian, B., V. Renaudin, D. Borio and G. Lachapelle (2010) Indoor Doppler Measurements and Velocity Characterization Using a Reference-Rover Software Receiver. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 11 pages.
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Paper - Afzal, H., and G. Lachapelle (2010) Design Methodology for a Dual Frequency Configurable GPS Receiver. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 9 pages.
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2010) Dual-polarized Synthetic Array for Indoor GNSS Handheld Applications. IEEE 7th International Symposium on Wireless Communication Systems (ISWCS 2010), York, England, Sept. 19th-22nd.
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2010) Combined Spatial-Polarization Correlation Function for Indoor Multipath Environments. IEEE 7th International Symposium on Wireless Communication Systems (ISWCS 2010), York, England, Sept. 19th-22nd
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Paper - Sadrieh, N., A. Broumandan and G. Lachapelle (2010) Spatial/Temporal Characterization of the GNSS Multipath Fading Channels. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 10 pages.
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Paper - Satyanarayana, S. (2010) Stationary, Cyclostationary and Nonstationary Analysis of GNSS Signal Propagation Channel. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, (ION GNSS10 Student Sponsorship Award), 13 pages.
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Paper - Satyanarayana, S., D. Borio and G. Lachapelle (2010) Power Levels and Second Order Statistics for Indoor Fading Using a Calibrated A-GPS Software Receiver. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 13 pages.
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2010) Combined Spatial-Polarization Correlation Function for Indoor Multipath Environments. IEEE Antennas and Wireless Propagation Letters, 9, 950-953.
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Paper - Kamel, A. (2010) Design and Testing of an Intelligent GPS Tracking Loop for Noise Reduction and High Dynamics Applications. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, (ION GNSS10 Student Sponsorship Award), 9 pages.
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Paper - Afzal, H., V. Renaudin and G. Lachapelle (2010) Assessment of Indoor Magnetic Field Anomalies Using Multiple Magnetomers. Proceedings of GNSS10 (Portland, OR, 21-24 Sep), The Institute of Navigation, 9 pages.
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Paper - Sokolova, N., D. Borio, B. Forssell, and G. Lachapelle (2010) Doppler Rate Measurements in Standard and High Sensitivity (HS) GPS Receivers: Theoretical Analysis and Comparison. Proceedings of 2010 International Conference on Indoor Positioning and Indoor Navigation (IPIN), Zurich, 15-17 September 2010, 9 pages.
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Thesis - Wang, D. (2010) Performance Evaluation of GPS L1/L2 Positioning with Partial Availability of the L2C Signals. MSc Thesis, published as Report No. 20314, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Xie, P. (2010) Improving Carrier Phase Reacquisition Time using Advanced Receiver Architectures. MSc Thesis, published as Report No. 20313, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Pedrosa, C. (2010) Relative Vehicle Positioning using GPS and UWB. Memoire de fin d'Etudes, Ecole Nationale de l'Aviation Civile, Toulouse.

Thesis - Montloin, L. (2010) Impact of Interference Mitigation Techniques on a GNSS Receiver. Memoire de fin d'Etudes, Ecole Nationale de l'Aviation Civile, Toulouse.
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Thesis - Linty, N. (2010) Codeless Tracking Algorithms for GNSS Software Receivers. Master Thesis, Facoltà di Ingegneria dell'infromazione, Politecnico di Torino.
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Thesis - Morrison, A. (2010) GNSS Signal Tracking Methods Under Ionospheric Scintillation. PhD Thesis, published as Report No. 20312, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Petovello M., and C. O'Driscoll (2010) What is the Carrier Measurement? How is it Generated in GNSS Receivers? GNSS Solutions Column, Inside GNSS, 5, 5 (July-August Issue), 18-22. (http://www.insidegnss.com/digimag)

Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2010) Pattern Diversity through Azimuth Blocking. 2010 2010 IEEE AP-S International Symposium on Antennas and Propagation and 2010 USNC/CNC/URSI Meeting, Toronto, 11-17 July 2010, 5 pages.
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Paper - Muthuraman, K., and D. Borio (2010) C/N0 Estimation for Modernized GNSS Signals: Theoretical Bounds and a Novel Iterative Estimator. NAVIGATION, Vol. 57, No. 4, Winter 2010, 309-323.
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Thesis - Ong, R. (2010) Reliability of Combined GPS/GLONASS Ambiguity Resolution, MSc Thesis, published as Report No. 20311, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Kleiner, L. (2010) Ambiguities resolution with GPS and GLONASS measurements in obstructed environment. Master thesis, École Polytechnique Fédérale de Lausanne, June 2010.
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Paper - Kamel, A. (2010) Adaptive GPS Tracking Loop Bandwitdh Tuning Using Fuzzy Control and Inertial Aiding for Missile Applications. Proceedings of the 7th ICEENG Conference, Cairo, Egypt, 25-27 May, 2010, 18 pages.
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Paper - Wang, D. and K. O'Keefe (2010) Benefit of Partial L2C Availability to Estimate Ionospheric Delay for Dual-frequency GPS Ambiguity Resolution, Proceedings of IEEE/ION PLANS 2010, Session B1, Indian Wells/Palm Springs, California, 4-6 May 2010, 9 pages.
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Paper - Li, T., M. Petovello, G. Lachapelle and C. Basnayake (2010) Ultra-tightly Coupled GPS/Vehicle Sensor Integration for Land Vehicle Navigation, NAVIGATION, 57, 4, 263-274.
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Paper - Borio D., S. Fazio and G. Lachapelle (2010) A Multirate Recovery Scheme for Wide-band GNSS Signals, IET Signal Processing, 5, 3, 316-324.
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Paper - Luo, P. and M.G. Petovello (2010) Collaborative Acquisition of Weak GPS Signals, Proceedings of IEEE/ION PLANS 2010, Indian Wells (Palm Springs), California, 9 pages.
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Presentation - Keshvadi, M.H., A. Broumandan, G. Lachapelle and M.G. Petovelo (2010) GNSS Direction of Arrival Estimation and Beamforming in Indoor Multipath Environments, poster presentation at Graduate Student Association Conference, University of Calgary, 5-7 May.
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Paper - Zaheri, M., A. Broumandan and G. Lachapelle (2010) Comparing Detection Performance of Polarization and Spatial Diversity for Indoor GNSS Applications. Proceedings of IEEE/ION PLANS 2010, Session C4, Indian Wells/Palm Springs, California, 4-6 May 2010, 8 pages.
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Paper - Renaudin, V., H. Afzal and G. Lachapelle (2010) New Methods for Magnetometers Based Orientation Estimation. Proceedings of IEEE/ION PLANS 2010, Session C4, Indian Wells/Palm Springs, California, 4-6 May 2010, 9 pages.
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Paper - Xie, P. and M.G. Petovello (2010) Improving Carrier Phase Reacquisition using Advanced Receiver Architectures, Proceedings of IEEE/ION PLANS 2010, Indian Wells (Palm Springs), California, 9 pages.
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Paper - Broumandan, A., J. Nielsen and G. Lachapelle (2010) GLRT Signal Detection Performance of a Synthetic Array. 2010 IEEE 23rd Canadian Conference on Electrical and Computer Engineering – CCECE, Calgary, 2-5 May 2010, 5 pages.
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Paper - Dehghanian, V., J. Nielsen and G. Lachapelle (2010) Merger of Polarization and Spatial Diversity by Moving a Pair of Orthogonally Polorized Dipoles. 2010 IEEE 23rd Canadian Conference on Electrical and Computer Engineering – CCECE, Calgary, 2-5 May 2010, 6 pages.
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Paper - Dehghanian, V., J. Nielsen, G. Lachapelle and P. Aflaki (2010) Diversity Gain Through Synthesizing Multiple Polarizations. 2010 IEEE 23rd Canadian Conference on Electrical and Computer Engineering – CCECE, Calgary, 2-5 May 2010, 6 pages.
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Thesis - Kazemi, P. (2010) Development of New Filter and Tracking Schemes for Weak GPS Signal Tracking. PhD Thesis, published as Report No. 20309, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Ong, R., and G. Lachapelle (2010) Use of GNSS for Vehicle-Pedestrian and Vehicle-Cyclist Crash Avoidance. Proceedings of Arab Institute of Navigation 2010 Conference, Cairo, Egypt, 3-5May2010, 29 pages.
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Thesis - Salem, D. (2010) Approaches for the Combined Tracking of GPS L1/L5 Signals. PhD Thesis, published as Report No. 20307, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Borio, D., C. O'Driscoll and G. Lachapelle (2010) Composite GNSS Signal Acquisition over Multiple Code Periods. IEEE Trans. on Aerospace and Electronic Systems, 46, 1, 193-206.
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Thesis - Sun, D. (2010) Ultra-Tight GPS/Reduced IMU for Land Vehicle Navigation. PhD Thesis, published as Report No. 20305, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Knezevic, A. (2010) Co-Processor Aiding for Real-Time Software GNSS Receiver. MSc Thesis, published as Report No. 20306, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Borio, D. (2010) GNSS Acquisition in the Presence of Continuous Wave Interference. IEEE Transactions on Aerospace and Electronic Systems, 46, 1, 47-60.
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Paper - Abassian Nik, S. and M.G. Petovello (2010) Implementation of a Dual-Frequency GLONASS and GPS L1 C/A Software Receiver, The Journal of Navigation, The Royal Institute of Navigation, Cambridge University Press, 63, pp. 269-287. [ Journal Link ]
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Paper - Knezevic, A., C. O’Driscoll and G. Lachapelle (2010) Co-Processor Aiding for Real-Time Software GNSS Receivers. Proceedings of International Technical Meeting, Institute of Navigation (San Diego, 25-27January), 12 pages.
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Paper - Ong, R., M.G. Petovello and G. Lachapelle (2010) Reliability of Ambiguity Resolution Using GPS and GLONASS. Proceedings of International Technical Meeting, Institute of Navigation (San Diego, 25-27January), 16 pages.
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Thesis - Muthuraman, K. (2010) Tracking Techniques for GNSS Data/Pilot Signals. PhD Thesis, published as Report No. 20303, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Muthuraman, K., D. Borio, R. Klukas and G. Lachapelle (2010) Adaptive Data/Pilot Carrier Phase Tracking for Modernized GNSS Signals. Proceedings of International Technical Meeting, Institute of Navigation (San Diego, 25-27January), 14 pages.
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Paper - Borio, D., P.B. Anantharamu and G. Lachapelle (2010) Semi-Analytic Simulations: An Extension to Unambiguous BOC Tracking. Proceedings of International Technical Meeting, Institute of Navigation (San Diego, 25-27January), 14 pages
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Paper - Curran, J., D. Borio, C. Murphy and G. Lachapelle (2009) Reducing Front-End Bandwidth may Improve Digital GNSS Receiver Performance. IEEE Transactions on Signal Processing. DOI 10.1109/TSP.2009.2037860.
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Paper - Sun, D., M.G. Petovello and M.E. Cannon (2009) Use of a Reduced IMU to Aid a GPS Receiver with Adaptive Tracking Loops for Land Vehicle Navigation. GPS Solutions, 15(4): 403-414. [ Journal Link ]
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Thesis - Garin, L. (2010) Wireless Sensor Network-Based Distributed GNSS Receiver Architecture for Infrastructure Monitoring. PhD Thesis, published as Report No. 20302, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Schleppe, J., G. Lachapelle, C.W. Booker, and T. Pittman (2010) Challenges in the Design of a GNSS Ear Tag for Feedlot Cattle. Computers and Electronics in Agriculture, 70, 1, 84-95. [ Journal Link ]

Paper - MacGougan, G., K. O'Keefe and R. Klukas (2010) Tightly-coupled GPS/UWB Integration. Journal of Navigation, The Royal Institute of Navigation, Cambridge University Press, 63, 1, 1-22. [ Journal Link ]
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Thesis - Macchi, F. (2010) Development and Testing of an L1 combined GPS/Galileo Software Receiver. PhD Thesis, published as Report No. 20297, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Li, T. (2009) Use of Wheel Sensors to Enhance a Reduced IMU Ultra-Tight GNSS Receiver, MSc Thesis, published as Report No. 20300, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Sokolova, N. (2009) Doppler Measurements and Velocity Estimation Indoor: Comparison of Standard and High Sensitivity Receivers. MSc Thesis, published as Report No. 20299, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Morrison, A. (2009) Millisecond-Level Oscillator Phase-Noise Estimation, Higher Timing Accuracy, Lower Cost. GPS World, 20, 11 (November Issue), 31-37.
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Paper - Borio, D. (2011) Fast M-Sequence Transform and Secondary Code Constraints for Composite GNSS Signal Acquisition. IEEE Transactions on Aerospace and Electronic Systems, 47, 2.
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Paper - Lachapelle, G., A. Morrison, and R.B. Ong (2009) Ultra-Precise Sport Positioning for Sport Applications. Proceedings of 13th International Association of Institutes of Navigation, (Stockholm, 27-30Oct09), 11 pages.
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Paper - Petovello, M.G., C. O’Driscoll and G. Lachapelle (2009) Ultra-Tight Integration of an IMU with GPS/GLONASS, Proceedings of 13th International Association of Institutes of Navigation, (Stockholm, 27-30Oct09), 10 pages.
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Thesis - Gernot, C. (2009) Development of Combined GPS L1/L2C Acquisition and Tracking Methods for Weak Signal Environments. PhD Thesis, published as Report No. 20296 Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Bancroft, J.B., M.G. Petovello, G. Lachapelle, W.L. Gelatka, and L.C. Bobb (2009) Temporal GPS Positioning for Determining the Relative Motion of a Suspended Object in Flight. Canadian Aeronautics and Space Journal, 55, 1, 1-13 (Casey Baldwin Award). [ Journal Link ]

Paper - Broumandan, A., J. Nielsen and G. Lachapelle (2009) Performance of Narrowband Signal Detection under Correlated Rayleigh Fading based on Synthetic Array. International Journal of Antennas and Propagation, Volume 2009, Article ID 610109, 13 pages, doi: 10.1155/2009/610109.
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Paper - Broumandan, A., J. Nielsen and G. Lachapelle (2009) Signal Detection Performance in Rayleigh Fading Environments with a Moving Antenna. IET Signal Processing, 4, 2, 117-129.
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Paper - Lachapelle, G., A. Morrison, R.B. Ong and G. Cole (2009). A High Performance GNSS-based Sensor for Elite Skier Training. GPS World, 20, 10, 2-30.
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Paper - Megahed, D., C. O’Driscoll, and G. Lachapelle (2009) Combined L1/L5 Kalman Filter-Based Tracking for Weak Signal Environments. ATTI dell’Istituto Italiano di Navigazione, No 189, July Issue, 45-56

Paper - Borio, D., N. Sokolova and G. Lachapelle (2009) Memory Discriminators for Non-Coherent Integration in GNSS Tracking Loops. ATTI dell’Istituto Italiano di Navigazione, No 189, July Issue, 80-100.

Paper - O’Driscoll, C., D. Borio, M.G. Petovello, T. Williams and G. Lachapelle (2009) The Soft Approach: A Recipe for a Multi-System, Multi-Frequency GNSS Receiver, Inside GNSS Magazine, Volume 4, Number 5, pp. 46-51. (http://www.insidegnss.com/node/1635)

Thesis - Broumandan, A. (2009) Enhanced Narrowband Signal Detection and Estimation with a Synthetic Antenna Array for Location Applications. PhD Thesis, published as Report No 20292, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - MacGougan, G. and R. Klukas (2009) Method and apparatus for high precision GNSS/UWB surveying. Proceedings of ION GNSS 2009, Session B4 (Savannah, GA,22-25Sept) 11 pages.
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Paper - MacGougan, G., K. O'Keefe and R. Klukas (2009) Tightly-coupled GPS/UWB positioning, first test results from a difficult urban environment. Proceedings of ICUWB 2009 IEEE Conference on Ultra-Wideband, Vancouver, Canada, pp 381 - 385. (http://ieeexplore.ieee.org/servlet/opac?punumber=5273783 )

Paper - MacGougan, G., K. O'Keefe and R. Klukas (2009) UWB Ranging Precision and Accuracy. Measurement Science and Technology 20(9), Article ID 095105, 13pp. (http://www.iop.org/EJ/abstract/0957-0233/20/9/095105)

Thesis - MacGougan, G. (2009) Real-Time Kinematic Surveying using Tightly-Coupled GPS and Ultra-Wideband Ranging, PhD Thesis, published as Report No. 20293, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Li, T., M.G. Petovello, G. Lachapelle and C. Basnayake (2009) Performance Evaluation of Ultra-tight Integration of GPS/Vehicle Sensors for Land Vehicle Navigation. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session D2), The Institute of Navigation, 12 pp.
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Paper - Ong, R.B., M.G. Petovello and G. Lachapelle (2009) Assessment of GPS/GLONASS RTK Under a Variety of Operational Conditions. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session F6a), The Institute of Navigation, 12 pp.
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Paper - Megahed, D., C. O’Driscoll and G. Lachapelle (2009) Performance Evaluation of Combined L1/L5 Kalman Filter-Based Tracking versus Standalone L1/L5 Tracking in Challenging Environments, Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session E5), The Institute of Navigation, 11 pp.
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Paper - Williams, T., A. Pahadia, M.G. Petovello and G. Lachapelle (2009) Using an Accelerometer Configuration to Improve the Performance of a MEMS IMU: Feasibility Study with a Pedestrian Navigation Application. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session F4), The Institute of Navigation, 15 pp.
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Paper - Lin, T., A. Broumandan, J. Nielsen, C. O’Driscoll and G. Lachapelle (2009) Robust Beamforming for GNSS Synthetic Antenna Arrays, Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session A5), The Institute of Navigation, 15 pp.
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Paper - Zaheri, M., A. Broumandan, C. O’Driscoll and G. Lachapelle (2009) Enhanced GNSS Indoor Signal Detectability Using Polarization Diversity. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session D1), The Institute of Navigation, 11 pp.
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Paper - Satyanarayana, S., D. Borio and G. Lachapelle (2009) GPS L1 Indoor Fading Characterization Using Block Processing Techniques. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session D1), The Institute of Navigation, 14 pp.
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Paper - Kazemi, P.L., C. O'Driscoll and G. Lachapelle (2009) Digital Phase Locked Loop with Frequency Rate Feedback. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session A3), The Institute of Navigation, 8 pp.
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Paper - Joseph, A.J., and G. Lachapelle (2009) Applying the Genetic NIORAIM Algorithm to High Sensitivity GNSS Receivers Operating Indoor. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session D1), The Institute of Navigation, 16 pp.
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Paper - Morrison, A. (2009) Accurate Millisecond Level Oscillator Phase Noise Estimation for Standalone GNSS: A. Morrison. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session F6b), The Institute of Navigation, 8 pp. (ION GNSS09 Student Sponsorship & Best Presentation Award).
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Paper - Bancroft, J.B. (2009) Multiple IMU Integration for Vehicular Navigation. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session D2), The Institute of Navigation, 13 pp. (ION GNSS09 Student Sponsorship & Best Presentation Award).
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Paper - Muthuraman, K. (2009) Theoretical Bounds & Reliable C/N0 Estimation for Modernized GPS Signals. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session F6A), The Institute of Navigation, 11 pp (ION GNSS09 Student Sponsorship & Best Presentation Award).
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Paper - Borio, D., N. Sokolova and G. Lachapelle (2009) Doppler Measurements and Velocity Estimation: a Theoretical Framework with Software Receiver Implementation, Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session A4), The Institute of Navigation, 13 pp.
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Paper - Anantharamu, P.B., D. Borio and G. Lachapelle (2009) Pre-Filtering, Side-Peak Rejection and Mapping: Several Solutions for Unambiguous BOC Tracking. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session F5), The Institute of Navigation, 14 pp.
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Thesis - Fazio, S. (2009) Multi-rate Signal Processing for Wide-band GNSS Signals, Master Thesis, Facoltà di Ingegneria dell’informazione, Politecnico di Torino.
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Paper - Nielsen, J., S. Shanmugam, M. U. Mahfuz, G. Lachapelle (2009) Enhanced Detection of Weak Signals Using Spatial Combinging, Navigation, Journal of The Institute of Navigation, Vol. 56, No. 2, pp 83-95.
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Paper - Petovello, M.G., C. O’Driscoll, G. Lachapelle, D. Borio and H. Murtaza (2009) Architecture and Benefits of an Advanced GNSS Software Receiver. Journal of Global Positioning Systems, 7, 2, pp. 156-168.
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Paper - O'Keefe, K., M.G. Petovello, W. Cao, G. Lachapelle and E. Guyader (2009) Comparing Multi-carrier Ambiguity Resolution Methods for Geometry-Based GPS and Galileo Relative Positioning and their Application to Low Earth Orbiting Satellite Attitude Determination. International Journal of Navigation and Observation, Vol. 2009, Article ID 592073, 15 pages, doi:10.1155/2009/592073.
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Paper - O’Driscoll, C., and G. Lachapelle (2009) Comparison of Traditional and Kalman Filter Based Tracking Architectures. Proceedings of European Navigation Conference 2009 (ENC09), Naples, Italy (3-6 May), 10 pages.
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Paper - Curran, J., D. Borio and C.C. Murphy (2009) Front-End Filtering and Quantisation Effects on GNSS Signal Processing. Proceedings of IEEE Wireless VITAE, 17-20 May, Aalborg Denmark, 227-231.
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Paper - Borio, D., S. Fazio and G. Lachapelle (2009) Multirate Signal Processing: a Solution for Wide-band GNSS Signal Recovery, Proceedings of European Navigation Conference 2009 (ENC09), Naples, Italy (3-6 May), 12 pages.
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Paper - Borio, D., N. Sokolova and G. Lachapelle (2009) Memory Discriminators for Non-Coherent Integration in GNSS Tracking Loops, Proceedings of European Navigation Conference 2009 (ENC09), Naples, Italy (3-6 May), 12 pages.
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Paper - O’Driscoll, C., and G. Lachapelle (2009) Comparison of Traditional and Kalman Filter Based Tracking Architectures. Proceedings of European Navigation Conference 2009 (ENC09), Naples, Italy (3-6 May).

Paper - Megahed,D., C. O’Driscoll, and G. Lachapelle (2009) Combined L1/L5 Kalman Filter-Based Tracking for Weak Signal Environments. Proceedings of European Navigation Conference 2009 (ENC09), Naples, Italy (3-6 May).
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Paper - Petovello, M.G., K. O'Keefe, G. Lachapelle, M.E. Cannon (2009) Measuring Aircraft Carrier Flexure in Support of Autonomous Aircraft Landings, IEEE Transactions on Aerospace and Electronic Systems, 42, 2, pp 523-535.
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Paper - Borio, D., and G. Lachapelle (2009) A Non-Coherent Architecture for GNSS Digital Tracking Loops, Annals of Telecommunications, Vol. 64, No. 9-10, October Springer Paris, pp. 601-614. [ Journal Link ]

Thesis - Abbasiannik, S. (2009) Multichannel Dual Frequency GLONASS Software Receiver in Combination with GPS L1 C/A, MSc Thesis, published as Report No. 20286, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Chiu, D. and K. O'Keefe (2009) Seamless Outdoor-to-Indoor Positioning. GPS World 20(3), pp 32-38. (http://www.gpsworld.com/wireless/personal-navigation/dgps-uwb-7167 )

Thesis - Giordanengo, G. (2009) Impact of Notch Filtering on Tracking Loops for GNSS Applications, Master Thesis, Facoltà di Ingegneria dell'infromazione, Politecnico di Torino.
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Thesis - Martinetti, A. (2009) Comparison of Standard and Generalized Post-Correlation Differential Coherent Detection Strategies for Weak GNSS Signal Acquisition, Master Thesis, Facoltà di Ingegneria dell'infromazione, Politecnico di Torino.
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Paper - Broumandan, A., J. Nielsen, and G. Lachapelle (2009) Signal Detection Performance in Indoor Environments with a Synthetic Antenna Array, proceedings of 13th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM) and the Canadian Radio Sciences Meeting (URSI/CNC), Banff, Canada, 15-18 February, 4 pages.
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Paper - Broumandan, A., J. Nielsen, and G. Lachapelle (2009) Narrowband Signal Detection in Correlated Rayleigh Fading with a Moving Antenna, proceedings of 13th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM) and the Canadian Radio Sciences Meeting (URSI/CNC), Banff, Canada, 15-18 February, 4 pages. (Best Student Paper Award)
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Paper - Joseph, A. and G. Lachapelle (2009) Analysis of a Real-Time Genetic NIORAIM Implementation on a WAAS Beta 3 Receiver, proceedings of ION ITM 2009 (Anaheim, 26-28Jan09), 16 pages.
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Paper - Alves, P., G. Lachapelle, K. O'Keefe, M. Petovello, and T. Williams (2009) Vehicle Safety Communications- Applications (VSC-A) GPS Service Availability Study: Literature Review. Prepared for Collision Avoidance Metrics Partnership (CAMP), Farmington Hills, MI, 72 pages.

Paper - Lachapelle, G., T. Williams and P. Alves (2009) Vehicle Safety Communications- Applications (VSC-A) GPS Service Availability Study: Field Study – Final Report. Prepared for Collision Avoidance Metrics Partnership (CAMP), Farmington Hills, MI, 92 pages, Nov09.

Paper - MacGougan, G. and K. O'Keefe (2009) Real Time UWB Error Estimation in a Tightly-Coupled GPS/UWB RTK Positioning System. Proceedings of the ION ITM 2009, Session B2 (Anaheim, CA, 26-28Jan09), pp 360-374.
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Paper - O'Keefe, K., D. Wang, M.G. Petovello, C. Gernot (2009) Benefit of Partial L2C Availability for Correcting Ionospheric Error for Standalone GPS. Proceedings of GNSS09 (Savannah, GA, 22-25 Sep, Session E4), The Institute of Navigation, 9 pp.
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Thesis - Cao, W. (2008) Multi-frequency GPS and Galileo Kinematic Positioning with Partial Ambiguity Fixing, MSc Thesis, published as Report No. 20285, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Izadpanah A. (2009) Parameterization of GPS L1 multipath using a dual polarized RHCP/LHCP antenna, MSc Thesis, published as Report No. 20280, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Chiu, D. (2009) Ultra Wideband Augmented GPS, MSc Thesis, published as Report No. 20277, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Kwakkel, S. (2008) Human Lower Limb Kinematics Using GPS/INS, MSc Thesis, published as UCGE Report No. 20279, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Salimi, N. (2008) Development of a General Real-Time Multi-Channel IS-95 CDMA receiver for Mobile Position Location, MSc Thesis, published as UCGE Report No. 20278, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Petovello, M.G., and G. Lachapelle (2008) Centimeter-Level Positioning Using an Efficient New Baseband Mixing and Despreading Method for Software GNSS Receivers, EURASIP Journal on Advances in Signal Processing, vol. 83, issue 1, 12 pages, pp 51-57. [ Journal Link ]

Paper - Borio, D., C. Mongrédien and G. Lachapelle (2009) Collaborative Code Tracking of Composite GNSS Signals. IEEE J-STSP Special Issue on Special Issue on Advanced Signal Processing for GNSS and Robust Navigation, 3, 4, 613-626.
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Paper - Sun, D., M.G. Petovello and M.E. Cannon (2008) GPS/Reduced IMU with a Local Terrain Predictor in Land Vehicle Navigation, International Journal of Navigation and Observation, Volume 2008, Article ID 813821, doi: 10.1155/2008/813821, 15 pages.
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Paper - Petovello, M.G., C. O'Driscoll, G. Lachapelle, D. Borio, H. Murtaza (2008) Architecture and Benefits of an Advanced GNSS Software Receiver, International Symposium on GPS/GNSS 2008, November 11-14, Tokyo, Japan, 11 pages.
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Paper - Bancroft, J.B., S. Kwakkel, B. Troyer and G. Lachapelle (2008) Mapping of River Surface Currents with GNSS, Geomatica, 62, 3, 267-276.
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Paper - O'Driscoll, C., M.G. Petovello and G. Lachapelle (2008) Impact of Extended Coherent Integration Times on Weak Signal RTK in an Ultra-Tight Receiver, Proceedings of NAV08 Conference, Royal Institute of Navigation, London, 28-30 October, 11 pages.
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Paper - Gao, J., M.G. Petovello and M.E. Cannon (2008) Integration of Steering Angle Sensor with GPS and MEMS IMU for Vehicular Positioning, Journal of Intelligent Transportation Systems, Taylor and Francis Group, LLC, 12(4), pp 159-167.
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Paper - Skone, S., F. Man, F, Ghafoori and R. Tiwari (2008) Investigation of Scintillation Characteristics for High Latitude Phenomena. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session D5), The Institute of Navigation, 9 pages.
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Paper - Skone, S. (2008) Mitigating Geomagnetic Noise in Airborne Magnetic Surveys using GPS. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session E2), The Institute of Navigation, 9 pages.
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Paper - MacGougan, G., K. O'Keefe and D. Chiu (2008) Multiple UWB Range Assisted GPS RTK in Hostile Environments. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session F6), The Institute of Navigation, 16 pages.
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Paper - Kwakkel, S., G. Lachapelle and M.E. Cannon (2008) GNSS Aided In Situ Human Kinematics Studies During Running. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session E3), The Institute of Navigation.
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Paper - Bancroft, J.B., G. Lachapelle, M.E. Cannon and M.G. Petovello, (2008) Twin IMU-HSGPS Integration for Pedestrian Navigation. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session E3), The Institute of Navigation, 11 pages.
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Thesis - de Groot, L. (2009) Use of the Global Environmental Multiscale Model for Atmospheric Retrieval from Radio Occultation for Canadian Events, MSc Thesis, published as Report No. 20271, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Skone, S. and A. Coster (2008) Potential for issuing warnings to Canadian users of marine DGPS, Space Weather, 6 (4), 2008: S04D03 DOI: 10.1029/2007SW000336.

Paper - Sun, D., M.G. Petovello and M.E. Cannon (2008) GPS/Reduced IMU with a Local Terrain Predictor in Land Vehicle Navigation. International Journal of Navigation and Observation, Volume 2008, Article ID 813821, doi:10.1155/2008/813821, 15 pages.
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Thesis - Ebner, A. (2008) On the attainable accuracy of multi-system GNSS positioning in high-multipath urban environments. Master Thesis, Technical University Graz, Austria.
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Paper - Skone, S. (2008) Impact of ionospheric phenomena on GPS applications, Proceedings of the Canadian Aeronautics and Space Institute ASTRO 2008 Meeting, April 29, Montreal, QC.

Paper - Taylor, N.M., D. M. L. Sills, J. Hanesiak, J.A. Milbrandt, C. D. Smith, G. Strong, S. Skone, P. J. McCarthy and J. C. Brimelow (2008) The Understanding Severe Thunderstorms and Alberta Boundary Layers Experiment (UNSTABLE): Overview and Preliminary Results, Proceddings of the 24th Conf. Severe Local Storms, Savannah GA, Amer. Meteor. Soc.

Paper - Skone, S. (2008) Using GPS TEC Measurements to Detect Geomagnetic Pc 3 Pulsations, Proceedings of the 21st International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2008, ION, Savannah, Georgia. (Best Presentation Award)

Paper - S. Skone, F. Man, F. Ghafoori and R. Tiwari (2008) Investigation of Scintillation Characteristics for High Latitude Phenomena, Proceedings of the 21st International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2008, ION, Savannah, Georgia. (Best Presentation Award)

Paper - Smith, C.D., N. Nicholson, S. Skone and G.S. Strong (2008) Evaluating Regional Atmospheric Water Vapour Estimates Derived from GPS and Short-Range Forecasts of the Canadian Global Environmental Multiscale Model in Southern Alberta, ATMOSPHERE-OCEAN 46 (4) 2008, 455–471 doi:10.3137/AO918.2008, Canadian Meteorological and Oceanographic Society.

Paper - Skone, S. and A. Coster (2008) Studies of storm-enhanced density impact on DGPS using IGS reference station data, Journal of Geodesy: Volume 83, Issue3, Page 235, doi:10.1007/s00190-008-0242-9.

Paper - Mongredien, C., J. Schleppe, G. Lachapelle and M.E. Cannon (2008) An Efficient Dual-Frequency Ambiguity Resolution Algorithm For GPS-Based Attitude Determination. Journal of Surveying Engineering, ASCE, 134, 3, 67-75.

Paper - Godha, S. and G. Lachapelle (2008) Foot Mounted Inertial System for Pedestrian Navigation. Measurement Science and Technology, 19 (2008) 075202 (9pp)

Paper - Borio, D., C. O'Driscoll and G. Lachapelle (2008) Coherent, Non-Coherent and Differentially Coherent Combining Techniques for the Acquisition of New Composite GNSS Signals. IEEE Trans. on Aerospace and Electronic Systems, in press.

Paper - Gao, G., and G. Lachapelle (2008) A Novel Architecture for Ultra-Tight HSGPS-INS Integration, Journal of Global Positioning Systems, 7, 1, 46-61.
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Paper - Borio, D., C. Mongredien and G. Lachapelle (2008) New L5/E5a Acquisition Algorithms: Analysis and Comparison. 10th IEEE International Symposium on Spread Spectrum Techniques and Applications, Bologna, 25-28 August, 5 pages.
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Thesis - Mahfuz, U. (2008) Enhanced Detection of GNSS Signals based on Spatial Combining, MSc Thesis, published as UCGE Report No. 20273, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Courtois, J. (2008) Enhancement of Acquisition and Detection performance through the combination of GIOVE-A L1 channels. MEmoire de fin d'Etudes, Ecole Nationale de l'Aviation Civile.
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Paper - Borio, D., L. Lo Presti (2008) A Reconfigurable GNSS Acquisition Scheme for Time-Frequency Applications. EURASIP Journal on Advances in Signal Processing. Vol 2008 (2008), Article ID 356267, 8 pages.
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Paper - Borio, D. (2008) GNSS Acquisition in Presence of Continuous Wave Interference. IEEE Trans. on Aerospace and Electronic Systems. July 2008.
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Paper - Shanmugam, S., C. Mongredien, J. Nielsen and G. Lachapelle (2008) Design of Short Synchronization Codes for Use in Future GNSS Systems. Intern. J. of Navigation and Observation, Volume 2008 (2008), Article ID 246703, 14 pages.
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Paper - Borio, D. (2008) FFT Sign Search with Secondary Code Constraints, IEEE VTC2008 Fall Conference, Calgary, 22-25 September.
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Paper - Broumandan, A., J. Nielsen and G. Lachapelle (2008) TOA Estimation Enhancement based on Blind Calibration of Synthetic Arrays. Proceedings of IEEE VTC2008 Fall Conference, Calgary, 22-25 September, 5 pages.
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Paper - Broumandan, A., J. Nielsen and G. Lachapelle (2008) Practical Results of High Resolution AOA Estimation by the Synthetic Array. Proceedings of IEEE VTC2008 Fall Conference, Calgary, 22-25 September, 5 pages.
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Paper - Broumandan, A., T. Lin, J. Nielsen and G. Lachapelle (2008) Practical Results of Hybrid AOA/TDOA Geolocation Estimation in CDMA Wireless Networks. Proceedings of IEEE VTC2008 Fall Conference, Calgary, 22-25 September, 5 pages.
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Paper - Borio, D., C. O'Driscoll and G. Lachapelle (2008) Coherent, Non-Coherent and Differentially Coherent Combining Techniques for the Acquisition of New Composite GNSS Signals. IEEE Trans. on Aerospace and Electronic Systems, in press.
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Paper - Chiu, D., MacGougan, G., K. O'Keefe (2008) UWB Range Assisted GPS RTK in Hostile Environments. Proceedings of NTM2008 (San Diego, CA, 28-30 Jan, Session A3), The Institute of Navigation, pp 532-542.
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Paper - Cao, W., K. O'Keefe and M.E. Cannon (2008) Performance Evaluation of GPS/Galileo Multiple-frequency RTK Positioning Using a Single-Difference Processor. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session D6), The Institute of Navigation, 9 pages.
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Paper - Chiu, D. and K. O'Keefe (2008) Seamless Outdoor-to-Indoor Pedestrian Navigation using GPS and UWB. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session A6), The Institute of Navigation, 12 pp.
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Paper - Gernot, C., K. O'Keefe and G. Lachapelle (2008) Combined L1/L2C Tracking Scheme for Weak Signal Environments. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session C4), The Institute of Navigation, 15 pages.
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Paper - Kazemi, P.L. and C. O'Driscoll (2008) Comparison of Assisted and Stand-Alone Methods for Increasing Coherent Integration Time for Weak GPS Signal Tracking. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session C4), The Institute of Navigation, 11 pages.
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Paper - Abbasian Nik, S. and M.G. Petovello (2008) Multichannel Dual Frequency GLONASS Software Receiver. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session B4), The Institute of Navigation, 11 pages.
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Paper - Cao, W., K. O'Keefe and M.E. Cannon (2008) Evaluation of Compass Ambiguity Resolution Performance Using Geometric-Based Techniques with Comparison to GPS and Galileo. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session B4), The Institute of Navigation, 10 pages.
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Paper - Muthuraman, K., R. Klukas and G. Lachapelle (2008) Performance Evaluation of L2C Data/Pilot Combined Carrier Tracking Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session B4), The Institute of Navigation, 9 pp.
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Paper - Macchi, F., M.G. Petovello and G. Lachapelle (2008) Consequences of MBOC Approximation by BOC Modulation. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session F2), The Institute of Navigation.
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Paper - Izadpanah, A., C. O'Driscoll and G. Lachapelle (2008) GPS Multipath Parameterization and Mitigation Based on Kalman Filtering. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session C2), The Institute of Navigation, 9 pages. (Student Sponsorship Award)
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Paper - Broumandan, A. and T. Lin (2008) Performance of GNSS Time of Arrival Estimation Techniques in Multipath Environments. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session C2), The Institute of Navigation. (Student Sponsorship Award)
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Paper - Kazemi, P.L. (2008) Optimum Digital Filters for GNSS Tracking Loops. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session C5), The Institute of Navigation. (Student Sponsorship Award)
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Paper - Gaggero, P.and D. Borio (2008) Ultra-stable Oscillators: Limits of GNSS Coherent Integration. Proceedings of GNSS08 (Savannah, GA, 16-19 Sep, Session A2B), The Institute of Navigation. (Student Sponsorship Award)
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Paper - Petovello, M.G., K. O'Keefe, G. Lachapelle and M.E. Cannon (2008) Consideration of time-correlated errors in a Kalman filter applicable to GNSS, Journal of Geodesy, Springer-Verlag, vol 83, 1, page 51, DOI: 10.1007/s00190-008-0231-z.

Paper - Petovello, M.G., C. O'Driscoll and G. Lachapelle (2008) Weak Signal Carrier Tracking Using Extended Coherent Integration with an Ultra-Tight GNSS/IMU Receiver, Proceedings of European Navigation Conference (Toulouse, 23-25 April), 11 pages.
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Paper - Mongredien, C., G. Lachapelle and M.E. Cannon (2008) Testing GPS L5 Tracking Algorithms And Their Impact on Positioning Accuracy. Proceedings of European Navigation Conference (Toulouse, 23-25 April), 10 pages.
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Paper - Borio, D., C. Gernot, F. Macchi and G. Lachapelle (2008) The Output SNR and its Role in Quantifying GNSS Signal Acquisition Performance. Proceedings of European Navigation Conference (Toulouse, 23-25 April), 12 pages.
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Paper - Gernot, C., K. O'Keefe and G. Lachapelle (2008) Comparison of L1 C/A-L2C Combined Acquisition Techniques. Proceedings of European Navigation Conference (Toulouse, 23-25 April), 9 pages.
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Paper - Macchi, F., D. Borio, M.G. Petovello and G. Lachapelle (2008) New Galileo Acquisition Algorithms: Real Data Analysis and Statistical Characterization. Proceedings of European Navigation Conference (Toulouse, 23-25 April), 10 pages.
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Thesis - Mongrédien, C. (2008) GPS L5 Software Development for High-Accuracy Applications, PhD Thesis, published as UCGE Report No. 20268, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Borio, D. (2008) A Statistical Theory for GNSS Signal Acquisition, Doctoral Thesis, Dipartimento di Elettronica, Politecnico di Torino, Italy.
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Thesis - Gaggero, P. (2008) Effect of oscillator instability on GNSS signal integration time. Masters Thesis, University of Neuchtel, Switzerland.
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Paper - Cao, W., K. O'Keefe, M.G. Petovello and M.E. Cannon (2008) Simulated Performance of Multiple-signal and Multiple-system Positioning for Land Vehicle Navigation. Proceedings of ION NTM08 (San Diego, 28-30 Jan, Session A3). The Institute of Navigation, 10 pages.
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Paper - Petovello, M.G., C. O'Driscoll and G. Lachapelle (2008) Carrier Phase Tracking of Weak Signals Using Different Receiver Architectures. Proceedings of ION NTM08 (San Diego, 28-30 Jan, Session A4). The Institute of Navigation,11 pages.
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Paper - Morrison, A. and G. Lachapelle (2008) Embedded GNSS Receiver Re-Acquisition Failure Due To Thermal Variation, Proceedings of ION NTM08 (San Diego, 28-30 Jan, Session D1). The Institute of Navigation, 9 pages.
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Paper - O'Driscoll, C., M.G. Petovello and G. Lachapelle (2008) Software Receiver Strategies for the Acquisition and Re-Acquisition of Weak GPS Signals. Proceedings of ION NTM08 (San Diego, 28-30 Jan, Session B4). The Institute of Navigation, 12 pages.
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Thesis - Shanmugam, S. (2008) New Enhanced Sensitivity Detection Techniques for GPS L1 C/A and Modernized Signal Acquisition, PhD Thesis, published as Report No. 20264, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Marji, Q. (2008) Precise Relative Navigation for Satellite Formation Flying Using GPS. MSc Thesis, published as UCGE Report No. 20263, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Petovello M.G. and G. Lachapelle (2008) Centimeter-Level Positioning Using an Efficient New Baseband Mixing and De-Spreading Method for Software GNSS Receivers, European Association for Signal Processing (EURASIP) International Journal on Advances in Signal Processing (JASP), Article ID 194276, 12 pages, doi: 10.1155/2008/194276.
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Paper - O'Driscoll, C., A. Izadpanah and G. Lachapelle (2007) Investigation of the Effect of Antenna Orientation on Indoor GPS Signal Reception. Proceedings of NAV07 Conference, Royal Institute of Navigation, London, 30Oct-1Nov, 12 pages.
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Paper - Skone, S. and A. Coster (2007) Investigation of storm enhanced density effects in southern hemisphere, Proceedings of the 20th International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2007, September 25 – 28, Fort Worth, Tx, pp 2823-2831.

Paper - de Groot, L., S. Skone and K. O'Keefe (2007) Validation of Radio Occultation Retrieval Methods for Canadian Conditions, Proceedings of the ION 63rd Annual Meeting, ION, Cambridge, Massachusetts , 2007 April.

Paper - Skone, S. and G. Lachapelle (2007) Investigation of L2C Data Quality & Tracking Considerations. Proceedings of the Royal Insititute of Navigation NAV 07 Meeting, 30 October – 1 November, London.

Paper - Skone, S. and A. Coster (2007) Performance evaluation of DGPS versus SBAS/WADGPS for marine users. Proceedings of the 20th International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2007, September 25 – 28, Fort Worth, Tx, pp 1904-1913.

Paper - Skone, S. and R. Yousuf (2007) Performance of satellite-based navigation for marine users during ionospheric disturbances, Space Weather Journal, Vol. 5, Issue 1, 2007 January, 9 pages.

Paper - Macchi, F. and M.G. Petovello (2007) Development of a One Channel Galileo L1 Software Receiver and Testing Using Real Data, Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session C5), The Institute of Navigation, 14 pages.
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Paper - Gao, J., M.G. Petovello and M.E. Cannon (2007) GPS/Low-Cost IMU/Onboard Vehicle Sensors Integrated Land Vehicle Positioning System, 
EURASIP Journal on Embedded Systems,
Volume 2007, Article ID 62616, 14 pages.
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Paper - Karunanayake , D., M.E. Cannon and G. Lachapelle (2007) Analysis of Assistance Data on AGPS Performance. Measurement Science and Technology, 18, 7, 1908-1916.

Paper - Kuusniemi, H., A. Wieser, G. Lachapelle and J. Takala (2007) User-level Reliability Monitoring in Urban Personal Satellite-Navigation. IEEE Transactions on Aerospace and Electronic Systems, 43, 4, 1305-1318.
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Thesis - O'Driscoll, C. (2007) Performance Analysis of the Parallel Acquisition of Weak GPS Signals, PhD Thesis, Department of Electrical and Electronic Engineering, The National University of Ireland.
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Thesis - Moghaddam, A. (2007) Enhanced Cellular Network Positioning Using Space-Time Diversity, MSc Thesis, published as UCGE Report No. 20262, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Al-Fanek, O., S. Skone, G. Lachapelle and P. Fenton (2007) Evaluation of L2C Observations and Limitations, Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session F5), The Institute of Navigation, 9 pages.
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Paper - Wei, C., O'Keefe, K., Cannon, E. (2007) Partial Ambiguity Fixing within Multiple Frequencies and Systems. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session D1), The Institute of Navigation, 12 pages.
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Paper - Shanmugam, S.K., J. Nielsen and G. Lachapelle (2007) Enhanced Differential Detection Scheme for Weak GPS Signal Acquisition. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session C1), The Institute of Navigation, 14 pages.
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Paper - Petovello, M.G., D. Sun, G. Lachapelle and M.E. Cannon (2007) Performance Analysis of an Ultra-Tightly Integrated GPS and Reduced IMU System, Proceedings of ION GNSS 2007, Fort Worth, TX, Session A2, 8 pages.
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Paper - Moghaddam, A.R.A., A. Broumandan, G. Lachapelle and J. Nielsen (2007) Enhanced Cellular Network Positioning Using Space-Time Diversity. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session B4), The Institute of Navigation, 8 pages
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Paper - Gernot, C., S.K. Shanmugam, K. O'Keefe and G. Lachapelle (2007) A Novel L1 and L2C Combined Detection Scheme for Enhanced GPS Acquisition. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session C1), The Institute of Navigation, 12 pages
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Paper - Muthuraman, K., S.K. Shanmugam and G. Lachapelle (2007) Evaluation of Data/Pilot Tracking Algorithms for GPS L2C Signals Using Software Receiver. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session F5), The Institute of Navigation, 11 pages
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Paper - Broumandan, A., T. Lin, A.R.A. Moghaddam, D. Lu, J. Nielsen and G. Lachapelle (2007) Direction of Arrival Estimation of GNSS Signals Based on Synthetic Antenna Array. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session C2), The Institute of Navigation, 11 pages
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Paper - Mongredien, C., M.E. Cannon and G. Lachapelle (2007) Performance Evaluation of Kalman Filter Based Tracking for the New GPS L5 Signal. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session C2), The Institute of Navigation, 10 pages.
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Paper - Gernot, C. (2007) GPS Signal Disturbances by Water in Various States. Proceedings of GNSS07 (Forth Worth, 25-28 Sep, Session B5), 9 pages
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Paper - Schleppe, J. (2007) How well can GPS signals penetrate avalanche snow? Inside GNSS, September-October Issue, pp. 24-26.
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Thesis - Lu, D. (2007) Multipath Mitigation in TOA Estimation Based on AOA, PhD Thesis, Department of Electrical and Computer Engineering, University of Calgary, Canada.
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Thesis - Yao, D. (2007) Interference Effects on GPS L2C Signal Acquisition and Tracking, MSc Thesis, published as UCGE Report No. 20257, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Gao, J. (2007) Development of a Precise GPS/INS/On-Board Vehicle Sensors Integrated Vehicular Positioning System, PhD Thesis, published as UCGE Report No. 20255, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Julien, O., Macabiau, C., Cannon, M.E., Lachapelle, G. (2007) ASPeCT: Unambiguous Sine-BOC(n,n)Acquisition/Tracking Technique for Navigation Applications, IEEE Transactions on Aerospace and Electronic Systems, 43, 1, 150-162
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Paper - Li, S., Tait, M., Cannon, M.E. (2007) DGPS Leveling and Monument Stability at 70° North, Geomatica, 61, 1, 19-27.
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Paper - O'Keefe, K., B. Lin and G. Lachapelle (2007) Network RTK performance analysis using RTCM 3.0 and the Southern Alberta Network. Geomatica, 61, 1, 29-41.
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Paper - Shanmugam, S. (2007) Narrowband Interference Suppression Performance of Multi-Correlation Differential Detection. Proceedings of European Navigation Conference (Geneva, 29-31 May), 12 pages. (Best Student Paper Award)
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Paper - Mongredien, C., M.E. Cannon and G. Lachapelle (2007) Performance Evaluation of a GPS L5 Software Receiver Using a Hardware Simulator. Proceedings of European Navigation Conference (Geneva, 29-31 May), 12 pages
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Paper - Petovello, M.G., C. O'Driscoll and G. Lachapelle (2007) Ultra-Tight GPS/INS for Carrier Phase Positioning in Weak Signal Environment. NATO RTO SET-104 Symposium on Military Capabilities Enabled by Advances in Navigation Sensors, Antalya, Turkey, 1-2 October 2007, 18 pages.
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Paper - Watson, R., M.G. Petovello, G. Lachapelle and R. Klukas (2007) Impact of Oscillator Errors on IMU-Aided GPS Tracking Loop Performance. Proceedings of European Navigation Conference (Geneva, 29-31 May), 15 pages
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Paper - Hu, T., G. Lachapelle, R. Klukas (2007) Controlled GPS Signal Simulation for Indoors. Journal of Navigation, The Royal Institute of Navigation, Cambridge University Press, 60, 2, 265-280. [ Journal Link ]
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Paper - Ma, C., R. Klukas and G. Lachapelle (2007) A Non-Line-of-Sight Error Mitigation Method for TOA Measurements. IEEE Transactions on Vehicular Technology, 56, 2 (March), 641-651.
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Paper - O'Keefe, K., Lin, M. and Lachapelle, G. (2007) Network RTK performance analysis using RTCM 3.0 and the Southern Alberta Network. Geomatica, 61(1), 267-274.

Paper - O'Keefe, K., M.G. Petovello, G. Lachapelle and M.E. Cannon (2007) Assessing Probability of Correct Ambiguity Resolution in the Presence of Time-Correlated Errors. Navigation, 53(4), 269-282.
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Thesis - Bancroft, J.B., S. Kwakkel and B. Troyer (2007) Surface River Current Analysis Using Differential Global Positioning System. ENGO 500 report submitted in partial fulfillment of the requirements for the BSc in Geomatics Engineering.
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Thesis - Kwakkel, S. (2007) Foot and Ankle Kinematics During Gait Using Foot Mounted Inertial Sensors. BSc BMES (Biomedical Engineering Specialization) Thesis, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Charkhandeh, S. (2007) X86-Based Real Time L1 GPS Software Receiver, MSc Thesis, Published as UCGE Report No. 20253, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Gao, G. (2007) INS-Assisted High Sensitivity GPS Receivers for Degraded Signal Navigation PhD Thesis, published as UCGE Report No. 20252, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Wei, Y. (2007) Selected GPS Receiver Enhancements for Weak Signal Acquisition and Tracking, MSc Thesis, published as Report No. 20249, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Marji, Q., R. Tsoi, M.E. Cannon, R.E. Zee. (2007) Software Simulation Tests and Results for Nanosatellite Formation Flying. Proceedings of NTM07 (San Diego, 22-24 Jan, Session C4), The Institute of Navigation, 9 pages.
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Paper - Kwakkel, S.P., S. Godha and G. Lachapelle (2007) Foot and ankle kinematics during gait using foot mounted inertial system. Proceedings of NTM07 (San Diego, 22-24 Jan, Session D1), The Institute of Navigation, 9 pages.
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Thesis - Qiu, J. (2007) RF Interference Impact on GPS L5 Reception Performance, MSc Thesis, published as UCGE Report No. 20251, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Nicholson, N., S. Skone and M.E. Cannon (2006) Development of a 3-D Tomography Approach to Provide Tropospheric Corrections for Use in Network RTK Positioning, Proceedings of the 19th International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2006, ION, Fort Worth, Texas, 2006 September.

Paper - Skone, S. and N. Nicholson (2006) Detection and Mitigation of Geomagnetic Pulsation Effects Using GPS, Proceedings of the 19th International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2006, ION, Fort Worth, Texas, 2006 September.

Thesis - Lin, M. (2006) RTCM 3.0 Implementation in Network RTK and Performance Analysis, MSc Thesis, published as UCGE Report No. 20236, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Coster, A., S. Skone, B. Taylor and M. Colerico (2006) Analysis of Mid-Latitude Space Weather Events and Their User Impacts, Proceedings of the 2006 National Technical Meeting of the Institute of Navigation, ION, Monterey, California.

Paper - Skone, S., Y. Gao, O. Al-Fanek, W. Tao, Y. Zhang, P. Héroux and P. Collins (2006) Atmospheric Moisture Estimation Using GPS on a Moving Platform, Proceedings of the 19th International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2006, ION, Fort Worth, Texas.

Paper - Yu, W., G. Lachapelle and S. Skone (2006) PLL Performance for Signals in the Presence of Thermal Noise, Phase Noise, and Ionospheric Scintillation, Proceedings of the 19th International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2006, ION, Fort Worth, Texas.

Paper - Skone, S., N. Nicholson, J. B. Nelson and J. Davis (2006) Detection and Mitigation of Geomagnetic Pulsation Proceedings of the TTCP MAR-TP-9 2006 Annual Meeting, Winfrith, UK, 2006 October.

Paper - Liu, Z., S. Skone and Y. Gao (2006) Assessment of tomographic modeling performance using GPS data during October 2003 ionospheric storm, Radio Science, Volume 41, RS1007, doi: 10.1029/2004RS003236.

Paper - Ahn, Y.W., G. Lachapelle, S. Skone, S. Gutman and S. Sahm (2006) Analysis of GPS RTK performance using external NOAA tropospheric corrections integrated with a multiple reference station approach, GPS Solutions, 10(3):171-186. [ Journal Link ]

Paper - Watson, R., Lachapelle, G., Klukas, R., Turunen, S., Pietila, S., Halivaara, I., (2006) Investigating GPS Signals Indoors with Extreme High-Sensitivity Detection Techniques. Navigation, The Institute of Navigation, Alexandria, VA, 52, 4, 199-213.
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Paper - Petovello, M.G. and G. Lachapelle (2006) An Efficient New Method of Doppler Removal and Correlation with Application to Software-Based GNSS Receivers. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session C5), The Institute of Navigation, 11 pages.
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Thesis - Singh, S. (2006) Comparison of Assisted GPS and High Sensitivity GPS in Weak Signal Conditions, MSc Thesis, published as UCGE Report No. 20247, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Collin, J. (2006) Investigations of Self-Contained Sensors for Personal Navigation, PhD Thesis, Publ. 619, Tampere University of Technology, Finland.
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Paper - Gao, Jianchen (2006) GPS/INS/G Sensors/Yaw Rate Sensor/Wheel Speed Sensors Integrated Vehicular Positioning System. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session E3), The Institute of Navigation,13 pages.
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Paper - Gao, G. and G. Lachapelle (2006) INS-Assisted High Sensitivity GPS Receivers For Degraded Signal Navigation. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session D6), The Institute of Navigation, 13 pages.
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Paper - Schleppe, J. and G. Lachapelle (2006) GPS Tracking Performance Under Avalanche Deposited Snow. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session F6), The Institute of Navigation, 12 pages.
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Paper - Petovello, M.G. and G. Lachapelle (2006) Comparison of Vector-Based Software Receiver Implementations With Application to Ultra-Tight GPS/INS Integration. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session C4), The Institute of Navigation, 10 pages.
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Paper - Charkhandeh, S., M.G. Petovello and G. Lachapelle (2006) Performance Testing of a Real-Time Software-Based GPS Receiver for x86 Processors. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session C5), The Institute of Navigation, 8 pages.
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Paper - Godha, S., G. Lachapelle and M.E. Cannon (2006) Integrated GPS/INS System for Pedestrian Navigation in a Signal Degraded Environment. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session A5), The Institute of Navigation, 14 pages.
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Paper - Singh, S. (2006) Evaluation of Assisted GPS (AGPS) Performance Using Simulator and Field Tests. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session D6), The Institute of Navigation, 11 pages.
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Thesis - Lopez, A. (2006) Design and Implementation of a 5-Channel CDMA Receiver for Mobile Position Location, MSc Thesis, Department of Electrical and Computer Engineering, University of Calgary, Canada.
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Paper - Shanmugam, S.K., J. Nielsen, G. Lachapelle and R. Watson (2006) Pre-Correlation Noise and Interference Suppression for Use in Direct-Sequence Spread Spectrum Systems With Periodic PRN Codes. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session C3), The Institute of Navigation, 12 pages.
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Paper - C. Mongredien, G. Lachapelle, M.E. Cannon, (2006) Testing GPS L5 Acquisition and Tracking Algorithms Using a Hardware Simulator. Proceedings of GNSS06 (Forth Worth, 26-29Sep, Session C6), The Institute of Navigation, 13 pages.
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Paper - Shanmugam, S.K. (2006) Improving GPS L1 C/A Code Correlation Properties Using a Novel Multi-correlator Differential Detection Technique. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session D5), The Institute of Navigation,10 pages.
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Paper - Yu, Wei, G. Lachapelle and S. Skone (2006) PLL Performance for Signals in the Presence of Thermal Noise, Phase Noise and Ionospheric Scintillation: Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session D5), The Institute of Navigation,17 pages.
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Paper - Yu, Wei (2006) Performance Evaluation of a Differential Approach Based Detector: W. Yu, Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session D5), The Institute of Navigation,12 pages.
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Paper - Moghaddam, A.R.A., R. Watson, G. Lachapelle and J. Nielsen (2006) Exploiting the Orthogonality of L2C Code Delays for a Fast Acquisition. Proceedings of GNSS06 (Forth Worth, 26-29 Sep, Session C3), The Institute of Navigation, 10 pages.
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Thesis - Phalke, S. (2006) GPS and Galileo Performance Evaluations for Multiple Reference Station Network Positioning, MSc Thesis, published as UCGE Report No. 20245, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Lachapelle, G, S. Godha and M.E. Cannon (2006) Performance of Integrated HSGPS-IMU Technology for Pedestrian Navigation Under Signal Masking. Proceeding of European Navigation Conference, (Manchester, U.K., 8-10 May), Royal Institute of Navigation, 24 pages.
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Paper - Watson, R., G. Lachapelle and R. Klukas (2006) Testing Oscillator Stability as a Limiting Factor in Extreme High-Sensitivity GPS Applications. Proceeding of European Navigation Conference, (Manchester, U.K., 8-10 May), Royal Institute of Navigation, 19 pages.
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Thesis - Godha, S. (2006) Performance Evaluation of Low Cost MEMS-Based IMU Integrated with GPS for Land Vehicle Navigation Application, MSc Thesis, published as UCGE Report No. 20239, Department of Geomatics Engineering, The University of Calgary, Canada.
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Paper - Charkhandeh, S., M.G. Petovello, R. Watson, G. Lachapelle (2006) Implementation and Testing of a Real-Time Software-Based GPS Receiver for x86 Processors. CD Proceedings of ION NTM 2006 (Monterey, CA, Jan 18-20), 8 pages.
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Paper - Phalke, S. and M.E. Cannon (2006) GPS and Galileo Performance Evaluations for Multiple Reference Network Real-Time Positioning. CD Proceedings of ION NTM 2006 (Monterey, CA, Jan 18-20), 12 pages.
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Paper - Gao, J., M.G. Petovello and M.E. Cannon (2006) Development of Precise GPS/INS/Wheel Speed Sensor/Yaw Rate Sensor Integrated Vehicular Positioning System. CD Proceedings of ION NTM 2006 (Monterey, CA, Jan 18-20), 13 pages.
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Paper - Charkhandeh, S., M.G. Petovello, R. Watson, G. Lachapelle (2006) Implementation and Testing of a Real-Time Software-Based GPS Receiver for x86 Processors. CD Proceedings of ION NTM 2006 (Monterey, CA, Jan 18-20), 8 pages.
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Paper - Luo, N., G. Mao, G. Lachapelle and M.E. Cannon (2006) ASF Effect Analysis Using an Integrated GPS/eLORAN Positioning System. CD Proceedings of ION NTM 2006 (Monterey, CA, Jan 18-20), 10 pages.
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Paper - Watson, R., G. Lachapelle, R. Klukas, S. Turunen, S. Pietil and I. Halivaara (2006) Investigating GPS Signals Indoors with Extreme High-Sensitivity Detection Techniques. Navigation, Institute of Navigation, 52, 4, 199-213.
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Thesis - Zhang, H. (2006) Performance Comparison of Kinematic GPS Integrated with Different Tactical Grade IMUs, MSc Thesis, published as UCGE Report No. 20237, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Kim, N. (2006) Interference Effects on GPS Receivers in Weak Signal Environments, MSc Thesis, published as UCGE Report No. 20234, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Hu, T. (2006) Controlled Indoor GPS Signal Simulation, MSc Thesis, published as UCGE Report No. 20235, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Yousuf, R. and S. Skone (2005) WAAS Performance Evaluation under Increased Ionospheric Activity, Proceedings of the ION GNSS 2005, Long Beach, CA, September 2005.

Paper - Yousuf, R. and S. Skone (2005) WAAS Performance Evaluation under Increased Ionospheric Activity, Proceedings of the ION GNSS 2005, Long Beach, CA.

Paper - Skone, S., R. Yousuf and A. Coster (2005) Analysis of DGPS and WADGPS Performance during Severe Ionospheric Activity, Proceedings of the Ionospheric Effects Symposium, Alexandria, VA.

Paper - Yousuf, R., S. Skone and A. Coster (2005) Evaluation of DGPS and WADGPS Methods for Land and Marine Applications, Proceedings of the ION 2005 National Technical Meeting, San Diego, CA, January 24-26, 2005.

Paper - Coster, A., S. Skone, C. Mitchell, G. De Franceschi, L. Alfonso and V. Romano (2005) Global studies of GPS scintillation, Proceedings of the ION 2005 National Technical Meeting, San Diego, CA, January 24-26, 2005.

Paper - Skone, S. and V. Hoyle (2005) Canadian GPS network for ionosphere monitoring (CANGIM), GPS Solutions, 9(1): 59-62. [ Journal Link ]

Paper - Liu, Z., S. Skone, Y. Gao and A. Komjathy (2005) Ionospheric modeling using GPS data, GPS Solutions, 9(1): 63-66. [ Journal Link ]

Paper - Valeo, C., S.H. Skone, C.L.I. Ho, S.K.M. Poon and S.M. Shrestha (2005) Estimating snow evaporation with GPS derived precipitable water vapour, Journal of Hydrology, Vol. 307, Issues 1-4, pp. 196-203, http://dx.doi.org/10.1016/j.jhydrol.2004.10.009.

Paper - Skone, S., R. Yousuf and A. Coster (2005) Mitigation of ionospheric errors for marine DGPS, European Journal of Navigation, Vol. 3, No. 3, pp. 58-6, 2005.

Paper - Liu, Z., Y. Gao and S. Skone (2005) A study of TEC data precision inferred from GPS measurements, Earth, Planets and Space, Volume 57, pp. 999-1007, 2005.

Paper - Skone, S. and V. Hoyle (2005) Troposphere modeling in a regional GPS network, Journal of Global Positioning System, Volume 4, Issue 1-2, pp. 230-239, 2005.

Paper - Godha, S. and M.E. Cannon (2005) Development of a DGPS/MEMS IMU Integrated System for Navigation in Urban Canyon Conditions. Proceedings of GNSS-05, Hong Kong, 8-10 December.
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Thesis - Crawford, S. (2005) Performance Evaluation of Sensor Combinations for Mobile Platoon Control, MSc Thesis, published as UCGE Report No. 20213, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Stirling, R., K. Fyfe and G. Lachapelle (2005) Evaluation of a New Method of Heading Estimation for Pedestrian Dead Reckoning Using Shoe Mounted Sensors. Journal of Navigation, Royal Society of Navigation, Cambridge University Press, 58, 1, 31-45. [ Journal Link ]
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Paper - Mezentsev, O., J. Collin and G. Lachapelle (2005) Pedestrian Dead Reckoning n A Solution to Navigation in GPS Signal Degraded Areas? Geomatica, 59, 2, 175-182.
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Paper - Basnayake, C., O. Mezentsev, G. Lachapelle and M.E. Cannon (2005) An HSGPS, Inertial and Map-matching Integrated Portable Vehicle Navigation System for Uninterrupted Real-Time Vehicle Navigation. International Journal of Vehicle Information and Communication Systems, 1, 1-2, 131-151.

Paper - Abdel-Hamid, W., T. Abdelazim, N. El-Sheimy and G. Lachapelle (2005) Improvement of MEMS-IMU/GPS Performance using Fuzzy Modeling, GPS Solutions, 10(1): 1-11. [ Journal Link ]

Paper - Zhi, J., G. Lachapelle and C. Ma (2005) Applying FFT Analysis and Data Window in Software GPS Receivers to Mitigate CW Interference Under Dynamic Conditions. Canadian Aeronautics and Space Journal,51, 4, 177-186.

Paper - Alves, P. and G. Lachapelle (2005) A Comparison of Single Reference Station, Correction-Based Multiple Reference Station and Tightly Coupled Methods using Stochastic Ionospheric Modelling. Journal of Global Positioning Systems, Vol. 4, No. 1-2, 166-175.
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Thesis - Karunanayake, D. (2005) Hardware Simulator Characterization of Assisted GPS. MSc Thesis, published as UCGE Report No. 20231, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Zhang, W. (2005) Triple Frequency Cascading Ambiguity Resolution for Modernized GPS and GALILEO. MSc Thesis, published as UCGE Report No. 20228, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Syed, S. (2005) Development of Map Aided GPS Algorithms for Vehicle Navigation in Urban Canyons. MSc Thesis, published as UCGE Report No. 20225, Department of Geomatics Engineering, University of Calgary.
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Paper - Shanmugam, S. A. Lopez, D. Lu, N. Luo, J. Nielsen, G. Lachapelle, R. Klukas and A. Taylor (2005) Wireless Location in IS-95 CDMA Cellular Radio Systems. TRLab Wireless 2005 Conference, Calgary 11-13 July, 10 pages.
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Paper - Lu, A. Lopez, S. Shanmugam, J. Nielsen and G. Lachapelle (2005) Phase coherency of CDMA caller location processing based on TCXO frequency reference with intermittent GPS corrections. TRLab Wireless 2005 Conference, Calgary 11-13 July, 5 pages.
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Paper - Skone, S., G. Lachapelle, D. Yao, W. Yu and R. Watson (2005) Investigating the Impact of Ionospheric Scintillation using a GPS Software Receiver. CD-ROM Proceedings of GNSS 2005 (Session C3, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 12 pages.
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Paper - Shanmugam, S., R. Watson, J. Nielsen and G. Lachapelle (2005) Differential Signal Processing Schemes for Enhanced GPS Acquisition. Proceedings of GNSS 2005 (Session C1, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 11 pages.
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Paper - Nicholson, N. S. Skone, M.E. Cannon G. Lachapelle and N. Luo (2005) Regional Tropospheric Tomography Based on Real-Time Double Difference Observables. CD-ROM Proceedings of GNSS 2005 (Session D1, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 12 pages.
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Paper - Zheng, B. and G. Lachapelle (2005) GPS Software Enhancements for Indoor Use. CD-ROM Proceedings of GNSS 2005 (Session C3, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 5 pages.
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Paper - Luo, N., D.T.H. Dao, G. Lachapelle and M.E. Cannon (2005) GPS Network RTK Performance Under Very Active Ionospheric Conditions. CD-ROM Proceedings of GNSS 2005 (Session B6, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 9 pages.
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Paper - Hu, T, G. Lachapelle and R. Klukas (2005) Indoor GPS Signal Replication Using a Hardware Simulator. CD-ROM Proceedings of GNSS 2005 (Session D6, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 15 pages.
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Paper - Godha, S. and M.E. Cannon (2005) Integration of DGPS with a Low Cost MEMS - Based Inertial Measurement Unit (IMU) for Land Vehicle Navigation Application. CD-ROM Proceedings of GNSS 2005 (Session E1, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 13 pages.
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Paper - Godha, S., M.G. Petovello and G. Lachapelle (2005) Performance Analysis of MEMS IMU/HSGPS/Magnetic Sensor Integrated System in Urban Canyon. CD-ROM Proceedings of GNSS 2005 (Session A5, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 14 pages.
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Paper - Lin, B. (2005) RTCM 3.0 Implementation in the Southern Alberta Network. CD-ROM Proceedings of GNSS 2005 (Session B1, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 12 pages. (ION Student Sponsored Paper Award)
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Thesis - Kuusniemi, H. (2005) User-Level Reliability and Quality Monitoring in Satellite-Based Personal Navigation, PhD Thesis, Publication 544, Tampere University of Technology, Finland.
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Paper - Julien, O. (2005) Carrier-Phase Tracking of Future Data/Pilot Signals. CD-ROM Proceedings of GNSS 2005 (Session B1, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 12 pages. (ION Student Sponsored Paper Award)
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Paper - Petovello, M.G., K. O'Keefe, G. Lachapelle and M.E. Cannon (2005) Field Results of a GPS/INS-Based Approach to Measuring Ship Flexure Onboard an Aircraft Carrier. CD-ROM Proceedings of GNSS 2005 (Session B5, Long Beach, CA, 13-16 September), The Institute of Navigation, Fairfax, VA, 10 pages.
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Paper - Julien, O., M.E. Cannon and G. Lachapelle (2005) Impact of Future GNSS Signals on Carrier-Phase Tracking, CD-ROM Proceedings of European Navigation Conference, Munich, 19-22 July, 16 pages.
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Paper - Garin, L. (2005) The "Shaping Correlator", Novel Multipath Mitigation Technique Applicable to GALILEO BOC(1,1) Modulation Waveforms in High Volume Markets. Proceedings of European Navigation Conference, Munich, 19-22 July, 16 pages.
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Paper - Petovello, M.G., K. O'Keefe, G. Lachapelle and M.E. Cannon (2005) Quantifying Ambiguity Resolution Performance in the Presence of Time-Correlated Measurement Errors Using Geometric-Based Techniques. Proceedings of Annual Meeting (Cambridge, MA), The Institute of Navigation, June 27-29.
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Thesis - Julien, O. (2005) Design of Galileo L1F Receiver Tracking Loops. PhD Thesis, published as UCGE Report No. 20227, Department of Geomatics Engineering, The University of Calgary.
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Thesis - Dao, D. (2005) Performance Evaluation of Multiple Reference Station GPS RTK for a Medium Scale Network. MSc Thesis, published as UCGE Report No. 20214, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Watson, R. (2005) High-Sensitivity GPS L1 Signal Analysis for Indoor Channel Modelling, MSc Thesis, published as UCGE Report No. 20215, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Mezentsev, O. (2005) Sensor Aiding of HSGPS Pedestrian Navigation. PhD Thesis, published as UCGE Report No. 20212, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - O'Keefe, K., G. Lachapelle and S. Skone (2005) Assessing the Global Availability and Reliability of the Mars Network, a proposed Global Navigation Satellite System for Mars. Canadian Aeronautics and Space Journal, 51, 1, 23-34.
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Paper - O'Keefe, K., G. Lachapelle and S. Skone (2004) GPS Goes Martian: Com/Nav for a Red Planet. Invited Leading Edge Article, GPS World, 15, 6 (June issue), 24-28. (http://www.gpsworld.com/gps/leading-edge/gps-goes-martian-868 )

Paper - Alves, P, G. Lachapelle and M.E. Cannon (2005) Collocation-based Multiple Reference Station DGPS RTK Positioning. Geomatica, 59, 1.

Paper - Julien, O., C. Macabiau, C., M.E. Cannon and G. Lachapelle and (2004) New Unambiguous BOC (n,n) Tracking Technique. CD-ROM Proceedings of 2nd ESA Workshop on Satellite Navigation User Equipment Technologies (NAVITEC '2004, December 8-10), Noordwijk, The Netherlands, 8 pages.
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Paper - Karunanayake, D., M.E. Cannon, G. Lachapelle and G. Cox (2005) Effects of Kinematics and Interference on Assisted GPS. CD-ROM Proceedings of NTM 2005, San Diego, 24-26 January, The Institute of Navigation, 11 pages.
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Paper - Zhang, H., M.G. Petovello and M.E. Cannon (2005) Performance Comparison of Kinematic GPS Integrated with Different Tactical Level IMUs. CD-ROM Proceedings of NTM 2005, San Diego, 24-26 January, The Institute of Navigation, 12 pages.
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Paper - Lian, P., G. Lachapelle and C. Ma (2005) Improving the Tracking Performance of PLL in High Dynamics Applications. CD-ROM Proceedings of NTM 2005, San Diego, 24-26 January, The Institute of Navigation, 12 pages.
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Paper - Petovello, M.G., G. Lachapelle and M.E. Cannon (2005) Using GPS and GPS/INS Systems to Assess Relative Antenna Motion Onboard an Aircraft Carrier for Shipboard Relative GPS. CD-ROM Proceedings of NTM 2005, San Diego, 24-26 January, The Institute of Navigation, 11 pages.
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Paper - Pugliano, G. and G. Lachapelle (2005) La collocazione nel posizionamento GPS Network RTK. Bollettino di Geodesia e Scienze Affini, Anno LXIV, N. 2, pp. 93-109.

Thesis - Ahn, Y.W. (2005) Analysis of NGS CORS Network for GPS RTK Performance Using External NOAA Tropospheric Corrections Integrated With a Multiple Reference Station Approach, MSc Thesis, published as UCGE Report No. 20211, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Gao, Y., S. Skone, K. Chen and N. Nicholson (2004) Real-time sensing atmospheric water vapour using precise GPS orbit and clock products, Proceedings of the ION GNSS 2004, Long Beach, CA, September 21-24, 2004.

Paper - Skone, S., R. Yousuf and A. Coster (2004) Wide area navigation algorithm for marine DGPS users under disturbed ionospheric conditions, Proceedings of the ION GNSS 2004, Long Beach, CA, September 21-24, 2004.

Paper - Nicholson, N., V. Hoyle, S. Skone and M.E. Cannon (2004) Validation of a tropospheric voxel tomography model in a regional GPS network, Proceedings of the ION GNSS 2004, Long Beach, CA, September 21-24, 2004 (in press).

Paper - Hoyle, V., S.H. Skone and N. Nicholson (2004) 4-D tropospheric tomography using a ground-based regional GPS network and vertical profile constraints, Proceedings of the ION GNSS 2004, Long Beach, CA, September 21-24, 2004. (Best Presentation Award)

Paper - Skone, S., R. Yousuf and A. Coster (2004) Wide area navigation algorithm for marine users, Proceedings of the European Navigation Conference GNSS 2004, Rotterdam, NL, May 17-19, 2004 (10 pages). (Best Presentation Award)

Paper - Skone, S., V. Hoyle and A. Coster (2004) WAAS performance under increased ionospheric conditions, Proceedings of the European Navigation Conference GNSS 2004, Rotterdam, NL, May 17-19, 2004 (8 pages).

Paper - Moon, Y. and S. Skone (2004) Evaluation of Ionospheric Interpolation Algorithms for Regional and National GPS Networks in Canada, Proceedings of the ION National Technical Meeting, San Diego, CA, Jan. 26-28, pp. 761-770, 2004.

Paper - Skone, S. and V. Hoyle (2004) Troposphere Modeling in a Regional Network, Proceedings of the 2004 International Symposium on GPS/GNSS, Sydney, Australia, December 6-8, 15 pages, 2004.

Paper - Skone, S., R. Yousuf and A. Coster (2004) Performance Evaluation of the Wide Area Augmentation System for Ionospheric Storm Events, Proceedings of the 2004 International Symposium on GPS/GNSS, Sydney, Australia, December 6-8, 12 pages, 2004.

Paper - Skone, S., R. Yousuf and A. Coster (2004) Performance evaluation of the wide area augmentation system for ionospheric storm events, Journal of Global Positioning Systems, Vol. 3, no.1-2, pp. 251-258.

Paper - Skone, S., M. El-Gizawy and S. Shrestha (2004) Analysis of DGPS performance for marine users during solar maximum, Radio Science, Vol. 39, RS1S17, doi:10.1029/2002RS002844, 8 pages.

Paper - Cannon, M.E., S. Skone, and M.D. Karunanayake (2004) Performance analysis of the real-time Canada-wide DGPS service (CDGPS), Geomatica, Volume 58, Issue 2, pp. 95-105.

Paper - Skone, S., R. Yousuf and A. Coster (2004) Combating the perfect storm: improving marine differential GPS accuracy with a wide-area network, GPS World, October, pp. 31-38.

Paper - Petovello, M.G., M.E. Cannon and G. Lachapelle (2004) Benefits of Using a Tactical Grade INS for High Accuracy Positioning. Navigation, U.S. Institute of Navigation, 51, 1, 1-12.
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Thesis - Lian, P. (2004) Improving Tracking Performance of PLL in High Dynamic Applications. MSc Thesis, published as UCGE Report No. 20208, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Alves, P. (2004) Development of two novel carrier phase-based methods for multiple Reference station positioning. PhD Thesis, published as UCGE Report No. 20203, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Kuusniemi, H., G. Lachapelle and J. Takala (2004) Position and Velocity Reliability Testing in Degraded GPS Signal Environments. GPS Solutions, 8(4): 226-237. [ Journal Link ]

Paper - Dao, D., P. Alves and G. Lachapelle (2004) Performance Evaluation of Multiple Reference Station GPS RTK for a Medium Scaled Network. CD-ROM Proceedings of the International Symposium on GPS/GNSS, Sydney, Australia (6-8 December), 15 pages.
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Paper - Lachapelle, G. (2004) GNSS-Based Indoor Location Technologies. (Invited Keynote) CD-ROM Proceedings of the International Symposium on GPS/GNSS, Sydney, Australia (6-8 December), 15 pages.
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Paper - Basnayake, C. (2004) Automated Traffic Incident Detection With GPS Equipped Probe Vehicles. Proceedings of GNSS 2004 (Session D2, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA. (Best Student Paper Award)
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Paper - Syed, S. and M.E. Cannon (2004) Three Dimensional Fuzzy Logic Based Map Matching Algorithm for Location Based Service Applications in Urban Canyons. . Proceedings of GNSS 2004 (Session A6, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Syed, S. (2004) GPS-Based Map Matching in the Pseudorange Measurement Domain. Proceedings of GNSS 2004 (Session D1, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA. (Best Student Paper Award)
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Paper - Crawford, S. and M.E. Cannon (2004) Performance Evaluation for Sensor Combinations on Mobile Robots for Automated Platoon Control. Proceedings of GNSS 2004 (Session D2, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Thesis - Jiang, Zhi (2004) Mitigation of Narrow Band Interference on Software Receivers based on Spectrum Analysis. MSc Thesis, published as UCGE Report No. 20202, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Jiang, Z., C. Ma and G. Lachapelle (2004) Mitigation of narrow band interference on software receivers based on spectrum analysis. Proceedings of GNSS 2004 (Session B1, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Deshpande, S.M. (2004) Modulated Signal Interference in GPS Acquisition. Proceedings of GNSS 2004 (Session B1, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA. (Best Student Paper Award)
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Paper - Deshpande, S.M. and M.E. Cannon (2004) Analysis of Effects of GPS Receiver Acquisition Parameters. (Session A3, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Ma, C., G. Lachapelle and M.E. Cannon (2004) Implementation of a Software GPS Receiver. Proceedings of GNSS 2004 (Session A3, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Julien, O., B. Zheng, L. Dong and G. Lachapelle (2004) A Complete Software-Based IF GNSS Signal Generator for Software Receiver Development. Proceedings of GNSS 2004 (Session C5, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Zheng, B. and G. Lachapelle (2004) Acquisition Schemes for a GPS L5 Software Receiver. Proceedings of GNSS 2004 (Session A3, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Julien, O., B. Zheng, L. Dong and G. Lachapelle (2004) A Complete Software-Based IF GNSS Signal Generator for Software Receiver Development. Proceedings of GNSS 2004 (Session C5, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Julien, O., G. Lachapelle and M.E. Cannon (2004) A New Multipath and Noise Mitigation Technique Using Data/Dataless Navigation Signals. Proceedings of GNSS 2004 (Session A1, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA
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Paper - Zheng, B. and G. Lachapelle (2004) Acquisition Schemes for a GPS L5 Software Receiver. Proceedings of GNSS 2004 (Session A3, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA.
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Paper - Karunanayake, D., M.E. Cannon, G. Lachapelle, G. Cox (2004) Evaluation of AGPS in Weak Signal Environments Using a Hardware Simulator. Proceedings of GNSS 2004 (Session A6, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA
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Paper - Mezentsev, O. (2004) Self-Contained Sensor Aided Kinematic Positioning Algorithms. Proceedings of GNSS 2004 (Session A6, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA. (Best Student Paper Award)
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Paper - Pugliano, G., F. Obrizzo, F. Pingue, V. Sepe, P. Alves and G. Lachapelle (2004) Monitoring the Neapolitan Volcanic Area Using an Advanced Multiple Reference Station RTK DGPS Technique. Proceedings of GNSS 2004 (Session D4, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA
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Paper - Alves, P., G. Lachapelle and M.E. Cannon (2004) In-Receiver Multiple Reference Station RTK Solution. Proceedings of GNSS 2004 (Session F6, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA
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Paper - Alves, P., A. Huang and M.E. Cannon (2004) Evaluation of Network Topologies for Post-Mission Multiple Reference Station Positioning. Proceedings of GNSS 2004 (Session F6, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA
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Thesis - Abdel-Hamid, W. (2004) Accuracy Enhancement of Integrated MEMS-IMU/GPS Systems for Land Vehicular Navigation Applications PhD Thesis, published as UCGE Report No. 20207, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Wieser, A. (2004) Reliability checking for GNSS baseline and network processing. GPS Solutions, 8(2): 55-66. [ Journal Link ]

Paper - Wieser, A., M.G. Petovello and G. Lachapelle (2004) Failure scenarios to be considered with kinematic high precision relative GNSS positioning. Proceedings of GNSS 2004 (Session F3, Long Beach, CA, 21-24 September), The Institute of Navigation, Fairfax, VA
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Thesis - Basnayake, C. (2004) Automated Traffic Incident Detection Using GPS Based Transit Probe Vehicles, PhD Thesis, published as UCGE Report No. 20196, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Deshpande, S.M. (2004) Study of Interference Effects on GPS Signal Acquisition, MSc Thesis, published as UCGE Report No. 20199, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Salycheva, A. (2004) Medium Accuracy INS/GPS Integration in Various GPS Environments. MSc Thesis, published as UCGE Report No. 20200, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Mezentsev, O., J. Collin, H. Kuusniemi and G. Lachapelle (2004) Accuracy Assessment of a High Sensitivity GPS Based Pedestrian Navigation System Aided by Low-Cost Sensors. Gyroscopy and Navigation, 4, 47, 49-64.
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Thesis - O'Keefe, K. (2004) Simulation and Evaluation of the Performance of the Proposed Mars Network Constellation for Positioning, Orbit Improvement and Establishment of a Spatial Reference Frame for Mars, PhD Thesis, published as UCGE Report No. 20191, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Dao, D., H. Kuusniemi and G. Lachapelle (2004) HSGPS Reliability Enhancements Using a Twin-Antenna System. CD-ROM Proceedings of GNSS 2004 Conference, Rotterdam (16-19 May), 11 pages.
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Paper - Kuusniemi, H., G. Lachapelle and J. Takala (2004) Reliability in Personal Positioning. CD-ROM Proceedings of GNSS 2004 Conference, Rotterdam (16-19 May), 14 pages.
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Paper - Julien, O., M.E. Cannon, G. Lachapelle and C. Macabiau (2004) A New Unambiguous BOC(n,n) Signal Tracking Technique. CD-ROM Proceedings of GNSS 2004 Conference, Rotterdam (16-19 May), 12 pages.
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Paper - Julien, O., M.E. Cannon, P. Alves and G. Lachapelle (2004) Triple Frequency GPS/GALILEO For Ambiguity Resolution. European Journal of Navigation, 2, 2, 51-57.
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Paper - Pugliano, G., P. Alves, M.E. Cannon and G. Lachapelle (2004) Valutazione delle prestazioni di un approccio Multi-Reference Station avanzato per il posizionamento e la navigazione. Atti delli Istituto Italiano di Navigazione, 174 (March issue), 49-66.

Paper - Wang, C. and G. Lachapelle (2004) Development of a Low-Cost Solution for GPS/Gyro Attitude Determination. Proceedings of NTM 2004 Conference (Session A2), San Diego, CA, January 26-28, 2004, The Institute of Navigation.
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Paper - Julien, O., P. Alves, M.E. Cannon and G. Lachapelle (2004) Improved Triple-Frequency GPS/Galileo Carrier Phase Ambiguity Resolution Using a Stochastic Ionosphere Modeling. Proceedings of NTM 2004 (San Diego, January 24-28).
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Paper - Petovello, M.G., M.E. Cannon, G. Lachapelle, A. Huang and V. Kubacki (2004) Integration of GPS and INS Using Float Ambiguities with Application to Precise Positioning for JPALS. Proceedings of NTM 2004 (San Diego, January 24-28)
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Paper - Salycheva, A. O. and M.E. Cannon (2004) Kinematic Azimuth Alignment of INS using GPS Velocity Information, Proceedings of NTM 2004 Conference (Session E3), San Diego, CA, January 26-28, The Institute of Navigation.
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Paper - Syed, S. and M.E. Cannon (2004) Fuzzy Logic Based-Map Matching Algorithm for Vehicle Navigation System in Urban Canyons. Proceedings of ION National Technical Meeting, San Diego, CA, January 26-28, 2004.
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Paper - Alves, P., Y. Ahn, J. Liu, G. Lachapelle, D. Wolfe and A. Cleveland (2004) Improvements of USCG RTK Positioning Performance Using External NOAA Tropospheric Corrections Integrated with a Multiple Reference Station Approach. Proceedings of NTM 2004 (San Diego, January 24-28)
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Paper - O'Keefe, K., G. Lachapelle and S. Skone (2004) Simulated Positioning Performance of the JPL Mars Network Operating in Conjunction with the European Netlanders Mission. ION NTM 2004 (Session C2), 26-28 January 2004, San Diego, CA.
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Paper - Deshpande, S. and M.E. Cannon (2004) Interference Effects on the GPS Signal Acquisition. National Technical Meeting, Institute of Navigation, 26-28 January, 2004.
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Paper - Kuusniemi, H., G. Lachapelle (2004) GNSS Signal Reliability Testing in Urban and Indoor Environments. Proceedings of NTM 2004 Conference (Session A2), San Diego, CA, January 26-28, 2004, The Institute of Navigation.
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Paper - Dong, L., C. Ma and G. Lachapelle (2004) Implementation and Verification of a Software-Based IF GPS Signal Simulator. Proceedings of National Technical Meeting, Institute of Navigation, 26-28 January 2004, San Diego.
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Paper - Basnayake, C., O. Mezentsev, G. Lachapelle, M.E. Cannon and M.G. Petovello (2004) A Portable Vehicular Navigation System Using High Sensitivity GPS Augmented with Inertial Sensors and Map-matching. Proceedings of 2004 Society of Automotive Engineers, Detroit, MI, 8-11 March.

Paper - Lachapelle, G., H. Kuusniemi, D. Dao, G. MacGougan and M.E. Cannon (2004) HSGPS Signal Analysis and Performance Under Various Indoor Conditions. Navigation, U.S. Institute of Navigation, 51, 1, 29-43.
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Paper - Skone, S., N. Nicholson and V. Hoyle (2003) Profiling tropospheric refractivity in a real-time regional GPS network, Atmospheric Remote Sensing using Satellite Navigation Systems: Special Symposium of the URSI Joint Working Group FG, Matera, Italy, 13-15 October, 2003.

Paper - Skone, S., A. Coster and Y. Moon (2003) Estimation of ionospheric TEC using ground-based networks – limitations and accuracies, Atmospheric Remote Sensing using Satellite Navigation Systems: Special Symposium of the URSI Joint Working Group FG, Matera, Italy, 13-15 October, 2003.

Paper - Skone, S., A. Coster, V. Hoyle and C. Laurin (2003) WAAS availability and performance at high latitudes, Proceedings of the ION GPS/GNSS 2003, Portland, Oregon, September 10-12, pp. 1279-1287.

Thesis - Rajabi, M. A. (2003) GNSS Multipath Mitigation Using Channel Parameter Estimation Techniques. PhD Thesis, Report No. 20182, Department of Geomatics Engineering, University of Calgary.

Paper - Skone, S. and S. Shrestha (2003) 4-D Modeling of water vapour using a regional GPS network, Proceedings of the ION NTM 2003, Anaheim, California, Jan. 22-24, pp. 809-816, 2003.

Paper - Hoyle, V., S. Skone and S. Shrestha (2003) The use of the Global Positioning System to derive atmospheric water vapor distribution for environmental applications, ISEIS Environmental Informatics Archives, Volume 1, Chapter 7, pp. 512-523.

Paper - Skone, S. H. and S. M. Shrestha (2003) Strategies for 4-D regional modeling of water vapour using GPS, Journal of Natural Sciences, Vol. 8, No. 2B, pp. 627-635.

Thesis - Dong, L. (2003) IF GPS Signal Simulator Development and Verification, MSc Thesis, published as UCGE Report No. 20184, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Zhang, X. (2003) Integration of GPS with a Medium Accuracy IMU for Metre-Level Positioning, MSc Thesis, published as UCGE Report No. 20178, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Ma, C. (2003) Techniques to Improve Ground-Based Wireless Location Performance Using a Cellular Telephone Network, PhD Thesis, published as UCGE Report No. 20177, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Stirling, R. G. (2003) Development of a Pedestrian Navigation System Using Shoe-Mounted Sensors, MSc Thesis, Department of Mechanical Engineering, University of Alberta.
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Thesis - MacGougan, G. (2003) High Sensitivity GPS Performance Analysis in Degraded Signal Environments, MSc Thesis, published as UCGE Report No. 20176, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Wang, C. (2003) Development of a Low-Cost GPS-Based Attitude Determination System, MSc Thesis, published as UCGE Report No. 20175, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Petovello, M.G. (2003) Real-time Integration of a Tactical-Grade IMU and GPS for High-Accuracy Positioning and Navigation, PhD Thesis, published as UCGE Report No. 20173, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Liu, J. (2003) Implementation and Analysis of GPS Ambiguity Resolution Strategies in Single and Multiple Reference Station Scenarios, MSc Thesis, published as UCGE Report No. 20168, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Collin, J., H. Kuusniemi, O. Mezentsev, G. MacGougan and G. Lachapelle (2003) HSGPS under Heavy Signal Masking sC Accuracy and Availability Analysis. Proceedings of NORNA 03 Conference sC Navigation in the 21st Century (Stockholm, Dec 2-4).
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Paper - Pugliano, G., M.E. Cannon and G. Lachapelle (2003) Tecnica GPS RTK Multi-Reference Station: Sperimentazione sulla rete test Campania GPS Network. Proceedings of Conferenza Nazionale ASITA, Verona, 28-31 October 2003.
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Paper - Lachapelle, G., O. Mezentsev, J. Collin and G. MacGougan (2003) Pedestrian and Vehicular Navigation Under Signal Masking Using Integrated HSGPS and Self Contained Sensor Technologies. Proceedings of 11th World Congress, International Association of Institutes of Navigation (Berlin, 21-24 October).
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Paper - Pugliano, G., P. Alves, M.E. Cannon and G. Lachapelle (2003) Performance Analysis of a Post-Mission Multi-Reference RTK DGPS Positioning Approach. Proceedings of 11th World Congress, International Association of Institutes of Navigation (Berlin, 21-24 October).
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Paper - Petovello, M.G., O. Mezentsev, G. Lachapelle and M.E. Cannon (2003) High Sensitivity GPS Velocity Updates For Personal Indoor Navigation Using Inertial Navigation Systems, Proceedings of GPS2003 (Session F6, Portland, OR, 9-12 September), The Institute of Navigation.
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Paper - Alves, P., Y. Ahn and G. Lachapelle (2003) The Effects of Network Geometry on Network RTK Using Simulated GPS Data, Proceedings of GPS 2003 (Session F3, Portland, OR, 9-12 September), The Institute of Navigation.
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Paper - Pugliano, G. (2003) Testing of a Multi-Reference Station Network for RTK DGPS Positioning in Italy, Proceedings of GPS 2003 (Session F3, Portland, OR, 9-12 September), The Institute of Navigation.
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Paper - Collin, J., O. Mezentsev and G. Lachapelle (2003) Indoor Positioning System Using Accelerometry and High Accuracy Heading Sensors. Proceedings of GPS 2003 (Session C3, Portland, OR, 9-12 September), The Institute of Navigation.
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Paper - Nicholson, N., V. Hoyle, S. Skone, M.E. Cannon and G. Lachapelle (2003) 4-D Troposphere Modeling Using a Regional GPS Network in Southern Alberta. (Portland, OR, 9-12 September), The Institute of Navigation, Alexandria, VA.
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Paper - Ma, C. (2003) Integration of GPS and Cellular Networks to Improve Wireless Location Performance. Proceedings of GPS 2003 (Session C4, Portland, OR, 9-12 September), The Institute of Navigation.
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Paper - Zhang, W., M.E. Cannon, O. Julien and P. Alves (2003) Investigation of Combined GPS/GALILEO Cascading Ambiguity Resolution Schemes, Proceedings of ION GPS-03 Conference, Portland, September 9-12.
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Paper - Cannon, M.E., C. Basnayake, S. Syed and S. Crawford (2003) A Precise GPS Sensor Subsystem for Vehicle Platoon Control, Accepted for presentation at the ION GPS-03 Conference, Portland, September 9-12.
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Paper - Lupart, J.L. and M.E. Cannon (2003) What Canadian Adolescents are Thinking About Science, Technology and Adult Life Roles, Accepted at the 2nd Convergent Conference on Internationalisation of Education, Science and Technology of Mexico and the Americas , Veracruz, Mexico, Sept. 4-5.

Paper - Klukas, R., G. Lachapelle, C. Ma and G. Jee (2003) GPS Signal Fading Model for Urban Centers. IEE Proceedings - Microwaves, Antennas and Propagation, 150, 4 (August 2003), 245-252.
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Paper - Liu, J., M.E. Cannon, Pl. Alves, M.G. Petovello, G. Lachapelle, G. MacGougan and L. DeGroot (2003) A Performance Comparison of Single and Dual Frequency GPS Ambiguity Resolution Strategies. GPS Solutions, 7(2): 87-100. [ Journal Link ]
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Paper - Wang, C., G. Lachapelle and M.E. Cannon (2004) Development of an Integrated Low-Cost GPS/Rate Gyro System for Attitude Determination. Journal of Navigation, Royal Society of Navigation, Cambridge University Press, 57, 1, 85-101. [ Journal Link ]
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Paper - Basnayake, C. and G. Lachapelle (2003) Accuracy and Reliability Improvement of Standalone High Sensitivity GPS Using Map Matching Techniques. Proceedings of Annual Meeting, U.S. Institute of Navigation (Albuquerque, N.M., June 23-25), 209-216.
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Paper - Lachapelle G., O. Julien, G. MacGougan, M.E. Cannon, S. Ryan. (2003) Ship GPS Multipath Detection Experiments, Proceedings of the Institute of Navigation 59th Annual Meeting, Session C2, June 23-25, Albuquerque, NM.
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Paper - McCarron, T.L, M.E. Cannon, S.C. Wirasinghe, P.M. Boorman (2003) From Email Mentoring to Networking: Preparing for the Future through a Spectrum of Women in Engineering and Science Programs, Proceedings of the WEPAN 2003 Conference, Chicago, June 8-11.

Paper - Mezentsev, O., J. Collin and G. Lachapelle (2003) Vehicular Navigation in Urban Canyons Using a High Sensitivity GPS Receiver Augmented with a Medium Grade IMU, Proceedings of 10th Saint Petersburg International Conference on Integrated Navigation Systems, May 26-28, Russia, pp. 64-70.
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Paper - Ma, C., R. Klukas and G. Lachapelle (2003) An Enhanced Two-Step Least Squared Approach for TDOA/AOA Wireless Location. Proceedings of International Conference on Communications 2003, Anchorage, Alaska, USA, May 11-15, Vol.2, pp. 987-991
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Paper - Klukas, R., O. Julien, L. Dong, M.E. Cannon and G. Lachapelle (2004) Effects of Building Materials on UHF Ranging Signals. GPS Solutions, 8(1): 1-8. [ Journal Link ]

Paper - Basnayake C., MacIver A. and Lachapelle G., (2003) A GPS-Based Calibration Tool for Microscopic Traffic Simulation Models, Proceedings of Smart Moving 2003, National Exhibition Center, Birmingham, England, April 2003.
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Paper - Skone, S., M.E. Cannon, D. Karunanayake and N. Nicholson (2003) Wide Area DGPS Performance Analysis , Proceedings of the CASI Conference , Ottawa, April 28-30.

Paper - Petovello, M.G., M.E. Cannon and G. Lachapelle, (2003) Kalman Filter Reliability Analysis Using Different Update Strategies, Proceedings of the CASI Annual General Meeting, April 28-30, Montreal, QC.
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Paper - Julien O., P. Alves, M.E. Cannon and W. Zhang, (2003) A Tightly Coupled GPS/GALILEO Combination for Improved Ambiguity Resolution, Proceedings of the European Navigation Conference GNSS 2003, Graz, Austria, April 22-25 2003.
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Paper - Lachapelle, G., M.E. Cannon, R. Klukas, S. Singh, R. Watson, P. Boulton, A. Read and K. Jones (2003) Hardware Simulator Models and Methodologies for Controlled Performance Assessment of High Sensitivity AGPS Receivers. CD-ROM Proceedings of GNSS 2003, The European navigation Conference (Graz, Austria, 22-25 April), Session A2 on Indoor Navigation, 21 pages.
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Paper - Leonard, A., H. Krag, G. Lachapelle, K. O'Keefe, C. Huth and C. Seynat (2003) Impact of GPS and Galileo Orbital Plane Drifts in Interoperability Performance Parameters. CD-ROM Proceedings of GNSS 2003, The European navigation Conference (Graz, Austria, 22-25 April), Session C2 on Interoperability, 11 pages.
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Paper - Stirling, R., J. Collin, K. Fyfe and G. Lachapelle (2003) An Innovative Shoe-Mounted Pedestrian Navigation System. CD-ROM Proceedings of GNSS 2003, The European navigation Conference (Graz, Austria, 22-25 April), Session F3 on Pedestrian Navigation, 15 pages.
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Paper - Ma, C., R. Klukas and G. Lachapelle (2003) Mitigation of NLOS Error in AOA Wireless Location. Proceedings of 17th Annual International Symposium on AeroSense, SPIE Vol. 5084, (Orlando, 21-25 April).
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Paper - Pyryt, M.C., J.L. Lupart and M.E. Cannon (2003) Perceptions of Science: The Influence of Gender and Level of Science Achievement, American Educational Research Association Conference, Chicago, April 21-25.

Paper - Fortes, L., M.E. Cannon, G. Lachapelle and S. Skone (2003) Optimizing a Network-Based RTK Method for OTF Positioning. GPS Solutions, 7(2): 61-73. [ Journal Link ]

Paper - Cannon, M.E., G. Lachapelle, G. MacGougan, R. Klukas, P. Boulton and A. Read (2003) Weak Signal Environment Testing of a High Sensitivity GPS Receiver in the Laboratory, GPS World, Vol. 14, No. 3 (March), pp. 24-32.

Paper - Cannon, M.E., G. Lachapelle, G. MacGougan, R. Klukas, P. Boulton, A. Read (2003) Testing of a High Sensitivity GPS Receiver in Weak Signal Environments. GPS World, March 2003, Volume 14, Number 3, pp. 24-32.

Paper - Abdel-Hamid, W., N. El-Sheimy and G. Lachapelle (2003) Thermal and Noise Characteristics of MEMS Sensors. Proceedings of NTM03 (Anaheim, CA, Jan 22-24), The Institute of Navigation, 641-648.

Paper - Petovello, M.G., M.E. Cannon and G. Lachapelle, (2003) Quantifying Improvements from the Integration of GPS and a Tactical Grade INS in High Accuracy Navigation Applications, Proceedings of the ION NTM-2003, January 22-24, Anaheim, CA, 454-465.
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Paper - Mezentsev, O., J. Collin and G. Lachapelle (2003) Vehicular Navigation in Urban Canyons Using a High Sensitivity GPS Receiver Augmented with a Medium-Grade IMU. Gyroscopy and Navigation, 4, 43, 73-84.

Paper - Dogan, U., G. Lachapelle, L. Fortes and S. Ergintav (2003) A Study of the Tectonically Active Marmara Region, Turkey, Using GPS. Canadian Journal of Earth Sciences, 40, 9 (September), 1191-1202.

Paper - Luo, N. and G. Lachapelle (2003) Relative Positioning of Multiple Moving Platforms using GPS. IEEE Transactions on Aerospace and Electronic Systems, 39, 3, 936-948.

Paper - Vinnins, M., G. Lachapelle, M.E. Cannon, S. Dosso and G. Heard (2003) High Latitude Altitude. GPS World, 14, 10 (October), pp 16-27.

Paper - El-Gizawy, M. and S. Skone (2002) A Canadian ionospheric warning and alert system, Proceedings of the ION GPS 2002, Portland, Oregon, September 24-27, pp. 1345-1352, 2002.

Paper - Cannon, M.E., S. Skone, Y. Gao, Y. Moon, K. Chen, S. Crawford and G. Lachapelle (2002) Performance evaluation of several wide-area GPS services, Proceedings of the ION GPS 2002, Portland, Oregon, September 24-27, pp. 1716-1726, 2002. (Best Presentation Award)

Paper - Skone, S., M. El-Gizawy and S.M. Shrestha (2002) Comprehensive analysis of DGPS performance during solar maximum, Proceedings of the Ionospheric Effects Symposium, Alexandria, Virginia, May 7-9, pp. 5A7-1 – 5A7-8, 2002.

Paper - Skone, S., M. El-Gizawy and S.M. Shrestha (2002) Comprehensive analysis of DGPS performance during solar maximum, Proceedings of the Ionospheric Effects Symposium, Alexandria, Virginia, May 7-9, pp. 5A7-1 – 5A7-8, 2002.

Paper - Skone, S., M. El-Gizawy and S.M. Shrestha (2002) Comprehensive analysis of DGPS performance during solar maximum, Proceedings of the Ionospheric Effects Symposium, Alexandria, Virginia, May 7-9, pp. 5A7-1 – 5A7-8, 2002.

Paper - Skone, S., M. El-Gizawy and S.M. Shrestha (2002) Space weather predictions service for safety-critical GPS applications, Proceedings of IEEE Position, Location and Navigation Symposium, Palm Springs, CA, April 15-18, pp. 156-163, 2002.

Paper - Skone, S., M. El-Gizawy and S.M. Shrestha (2002) Space Weather Predictions Service for Safety-Critical GPS Applications, Proceedings of IEEE Position, Location and Navigation Symposium, Palm Springs, CA, April 15-18, pp. 156-163, 2002.

Special Publication - de Jong, C.D., G. Lachapelle, S. Skone, I.A. Elema (2002) Hydrography. Delft University Press.
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Paper - Skone, S. and S. Shrestha (2002) Limitations in GPS positioning accuracies at low latitudes during solar maximum, Geophysical Research Letters, May 28, 4 pages.

Paper - Skone, S., V. Hoyle, S. Lee and S. Poon (2002) Variations in point positioning accuracies for single frequency GPS users during solar maximum, Geomatica, Vol. 56, No. 2, pp. 131-140.

Thesis - Pugliano, G. (2002) Tecnica GPS Multi-Reference Station - Principi E Applicazione Del Systema MultiRef, PhD Thesis, Universitai Degli Studi di Napoli Parthenope.
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Thesis - Simoes Da Fonseca Jr., E. (2002) Using the GPS System to Estimate the Ionospheric Refraction in Brazil, University of Sao Paulo Polytechnical School, Brazil.
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Thesis - Jensen, A.B.O. (2002) Numerical Weather Predictions for Network RTK, PhD Thesis, University of Copenhagen, Denmark.
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Thesis - Ryan, S.J. (2002) Augmentation of DGPS for Marine Navigation, PhD Thesis, published as UCGE Report No. 20164, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Olynik, M. (2002) Temporal Characteristics of GPS Error Sources and Their Impact on Relative Positioning, MSc Thesis, published as UCGE Report No. 20162, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Fortes, L. (2002) Optimising the Use of GPS Multi-Reference Stations for Kinematic Positioning, PhD Thesis, published as UCGE Report No. 20158, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Lachapelle, G. and S. Ryan (2002) Future Trends in Marine Navigation and Positioning Technology. Lighthouse, 60 (Fall/Winter Issue) Canadian Hydrographic Association, Ottawa, 15-22.

Paper - Lachapelle, G., J. Clark and R. Breslau (2002) Real Time Measurement of GPS Antenna Motion For JPALS, CD-ROM Proceedings of RTO-SET Fall 2002 Symposium on Emerging Military Capabilities Enabled by Advances in Navigation Sensors, Istanbul, October 14-16, 12 pages.

Paper - Lupart, J. and M.E. Cannon (2002) SCIberMENTOR: connecting young girls and adult mentors in science. In F.J. M?nks & H. Wagner (Eds.), Development of human potential: Investment into our future. Proceedings of the 8th Conference of the European Council for High Ability (ECHA) . Rhodes , October 9-13,2002 (pp. 230-232). Bad Honnef , Germany : K.H. Bock.

Paper - Lupart, J.L. and M.E. Cannon (2002) Student Interest and Choice in Science and School Achievement, Proceedings of the 8th Conference of the European Council for High Ability (ECHA), Rhodes, October 9-13.

Paper - Lachapelle, G. (2002) Global Navigation Satellite Systems: Emerging Capabilities and Research Opportunities, Paper 10.2, CD_ROM Proceedings of Veikko A. Heiskanen Symposium- A look to the future, Ohio State University, Columbus, OH, October 2-4, 28 pages.

Paper - Mezentsev, O., Y. Lu, G. Lachapelle and R. Klukas, (2002) Vehicular Navigation in Urban Canyons Using a High Sensitivity Receiver Augmented with a Low Cost Sensor, Proceedings of ION GPS, Portland, OR, pp. 363-369.
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Paper - Alves, P., G. Lachapelle, M.E. Cannon, J. Park and P. Park (2002) Use of Self-Contained Ionospheric Modeling to Enhance Long Baseline Multiple Reference Station RTK Positioning. Proceedings of the Institute of Navigation Satellite Division Technical Meeting,GPS 02 (September 2002, Portland, USA), 1388 - 1399, Institute of Navigation
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Paper - Peter B., A. Read, G. MacGougan, R. Klukas, M.E. Cannon, G. Lachapelle (2002) Proposed Models and Methodologies for Verification Testing of AGPS-Equipped Cellular Mobile Phones in the Laboratory. Proceedings of the Institute of Navigation GPS2002. Portland, OR, September 24-27, pp. 200-212.
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Paper - MacGougan G., J. Liu (2002) Fault Detection and Testing for Marine GPS Receivers. Proceedings of the Institute of Navigation GPS2002, Portland, OR, September 24-27. pp. 2668-2678. (Best ION GPS-2002 Student Paper Award).
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Paper - Alves, P., G. Lachapelle, M..E. Cannon, J. Park. And P. Park (2002) Use of Self-Contained Ionospheric Modelling to Enhance Long Baseline Multiple Reference Station RTK Positioning. Proceedings of GPS2002 (Session F3, Portland, OR, 24-27 September), The Institute of Navigation, Alexandria, VA, 1388-1399.

Paper - Wang, C. and G. Lachapelle (2002) GPS Attitude Determination Reliability Performance Improvement Using Low Cost Receivers. Proceedings of GPS2002 (Session B3, Portland, OR, 24-27 September), The Institute of Navigation, Alexandria, VA .
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Paper - Liu, J., P. Alves, M.G. Petovello, G. MacGougan, L. de Groot, M.E. Cannon and G. Lachapelle (2002) Development and Testing of an Optimal Cascading Scheme to Resolve Multi-Frequency Carrier Phase Ambiguities. Proceedings of GPS2002 (Session F2, Portland, OR, 24-27 September), The Institute of Navigation, Alexandria, VA, 933-944.
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Paper - Cannon, M.E., S. Skone, Y. Gao, Y. Moon, K. Chen, S. Crawford and G. Lachapelle (2002) Performance Evaluation of Several Wide-Area GPS Services. Proceedings of GPS2002 (Session D6, Portland, OR, 24-27 September), The Institute of Navigation, Alexandria, VA , 1716-1726.(Best Paper Presentation Award)
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Paper - Park, J.U., J.H. Joh, H.C. Lim, P.H. Park, B.H. Choi, S.W. Lee, B. Townsend, M.E. Cannon and G. Lachapelle (2002) Multi-Reference GPS Network for the Nationwide RTK Service in Korea. Proceedings of GPS2002 (Session F5, Portland, OR, 24-27 September), The Institute of Navigation, Alexandria, VA, 2334-2341.

Paper - Collin, J, G. Lachapelle and J. Kppi (2002) MEMS-IMU for Personal Positioning in a Vehicle n A Gyro-Free Approach. Proceedings of GPS2002 (Portland, OR, 24-27 September), The Institute of Navigation, Alexandria, VA, 1153-1161.
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Paper - Cannon, M.E., S. Skone, Y. Gao, Y. Moon, K. Chen, S. Crawford and G. Lachapelle (2002) Performance Evaluation of Several Wide-Area Services, Proceedings of the ION GPS-02, Portland, September 24-27, pp. 1716-1726. (Best Paper Award)

Paper - Lachapelle, G., M.E. Cannon, K. O'Keefe and P. Alves (2002) How will Galileo Improve Positioning Performance? GPS World, 13, 9 (September Issue), 38-48.

Paper - Williams, F.M., M. Klawe, M.E. Cannon, C. DeschInes, M. Frize, B. Muir (2002) The NSERC/Industry Chairs for Women in Science and Engineering: A National Program in Canadian Universities, ICWES12 Conference, Ottawa, July-25-31, 5 pp. (CD).

Paper - Pyryt, M., J.L. Lupart and M.E. Cannon (2002) Predicting Science Achievement in Males and Females: Perceptions of Science, ICWES12 Conference, Ottawa, July 25-31, 3 pp.

Paper - Jacobsen, M., J.L. Lupart and M.E. Cannon (2002) An Exploration of Gender Differences In Computer Usage and Affinity and the Relationship With Career Plans and Adult Life Choices, ICWES12 Conference, Ottawa, July-25-31, 5 pp.

Paper - Ma, C. R. Klukas and G. Lachapelle (2002) An Efficient NLOS Error Mitigation Method for Wireless Location. Proceedings of TRLab Wireless 2002 Conference, Calgary, July 8-10, pp. 160-167.
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Paper - Abdel-Hamid, W., A Noureldin, N. El-Sheimy and G. Lachapelle (2002) Performance Analysis of MEMS-based Inertial Sensors for Positioning Applications. Proceedings of International Workshop on System-on-Chip for Real-Time Applications (Banff, July 6-7), Kluwer Academic Publishers, pp. 440-450.

Paper - Zhang, X. and M.E. Cannon (2002) Integration of GPS with a Medium Accuracy INS for Meter-Level Positioning Using a Wave Estimator, Proceedings of the ION Annual Meeting, Albuquerque, June 24-26, pp. 241-249.

Paper - Fortes, L.P., M.E. Cannon, S. Skone and G. Lachapelle (2002) Improving a Multi-Reference GPS Station Network Method for OTF Positioning in the St. Lawrence Seaway. Lighthouse, 61 (Spring/Summer Issue) Canadian Hydrographic Association, Ottawa, 4-11.

Paper - Ryan, S. and G. Lachapelle (2002) Augmentation of DGNSS With Dynamic Constraints For Marine Navigation. Lighthouse, 61 (Spring/Summer Issue) Canadian Hydrographic Association, Ottawa, 17-25.

Paper - Dao D., Rizos C. and Wang J. (2002) Location-Based Services: Technical and Business Issues, GPS Solution, Vol.6, P.169-178.
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Paper - MacGougan, G., G. Lachapelle, R. Klukas, K. Siu, L. Garin, J. Shewflet and G. Cox (2002) Performance Analysis of a Stand-Alone High-Sensitivity Receiver. GPS Solutions, 6(3): 179-195. [ Journal Link ]

Paper - Olynik, M., M.G. Petovello, M.E. Cannon and G. Lachapelle (2002) Temporal Impact of Selected GPS Errors on Point Positioning, GPS Solutions, 6(1-2): 47-57. [ Journal Link ]

Paper - Fortes, L.P. (2002) Optimising the Use of GPS Multi-Reference Stations for Kinematic Positioning, PhD Thesis, published as UCGE Report 20158, Department of Geomatics Engineering, University of Calgary, Canada.

Paper - Fortes, L.P., M.E. Cannon, S. Skone and G. Lachapelle (2002) Improving a Multi-Reference GPS Station Network Method for OTF Positioning in the St. Lawrence Seaway. Lighthouse, March, 2002.

Paper - Olynik, M., M.G. Petovello, M.E. Cannon and G. Lachapelle (2002) Temporal Variability of GPS Error Sources and Their Effect on Relative Positioning Accuracy, Proceedings of the ION NTM-2002, January 28-30, San Diego, CA pp.877-888.
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Paper - MacGougan, G., G. Lachapelle, R. Klukas, K.Siu, L. Garin, H. Shewfelt and G. Cox (2002) Degraded GPS Signal Measurements with a Stand-Alone High Sensitivity Receiver. Proceedings of National Technical Meeting, The Institute of Navigation (San Diego, CA, Jan 28-30).
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Paper - Liu, G. and G. Lachapelle (2002) Ionosphere Weighted GPS Cycle Ambiguity Resolution. Proceedings of National Technical Meeting, The Institute of Navigation (San Diego, CA, Jan 28-30), 889-899.
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Paper - Hoyle, V., G. Lachapelle, M.E. Cannon and C. Wang (2002) Low-Cost GPS Receivers and their Feasibility for Attitude Determination. Proceedings of National Technical Meeting (San Diego, CA, Jan 28-30), The Institute of Navigation, Alexandria, VA.
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Paper - Wang, C. and G. Lachapelle (2002) GPS Attitude Determination Reliability Performance Improvement Using Low Cost Receivers. Journal of Global Positioning Systems, 1, 2, 85-95.

Paper - Lachapelle, G. and G. Pugliano (2002) Posizionamento GPS Network RTK: il metodo MultiRef. Bollettino della SIFET, N 3, pp. 5-15

Paper - Lupart, J. and M.E. Cannon (2002) Do Grade 7 Junior High School Students Differ in Computer Use, Future Plans and Career Choices? Alberta Gifted and Talented Education Journal, Vol. 15, No.1, pp. 3-13.

Paper - Lupart, J.L. and M.E. Cannon (2002) Computers and Career Choices: Gender Differences in Grade 7 and 10 Students, Journal on Gender, Technology and Development, Vol. 6, No. 2, pp. 234-248.

Paper - Varner, C.C. and M.E. Cannon (2002) Developing Carrier Phase DGPS Networks with Partial Derivative Algorithms, ASCE Journal of Surveying Engineering, Vol. 128, No.2, pp. 39-60.

Paper - O'Keefe, K., S. Ryan and G. Lachapelle (2002) Global Availability and Reliability Assessment of the GPS and Galileo Global Navigation Satellite Systems. Canadian Aeronautics and Space Journal, Canadian Aeronautics and Space Institute, 48, 2, 123-132
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Paper - Lachapelle, G., M.E. Cannon, R. Klukas, O. Julien and L. Dong (2002) Performance Testing of UHF/CDMA Technologies for A Tactical Indoor Positioning System. Report prepared for Defence Research Establishment Ottawa, Department of National Defence.

Paper - Aquino, M., S. Waugh, A. Dodson, T. Moore and S. Skone (2001) GPS based ionospheric scintillation monitoring, Proceedings of the ESA Space Weather Workshop – ESTEC, Noordwijk, December 17-19, 4 pages, 2001.

Paper - Skone, S., M. El-Gizawy, S. Shrestha and S. Ryan (2001) An ionospheric warning and alert system for the Canadian Coast Guard DGPS service, Proceedings of the ION GPS 2001, Salt Lake City, Utah, September 11-14, 2001. (Best Presentation Award)

Paper - Skone, S., M. El-Gizawy and S. Shrestha (2001) Limitations in GPS positioning accuracies and receiver tracking performance during solar maximum, Proceedings of the International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation, Banff, June 5-8, pp. 129-143, 2001.

Thesis - Wang, A. (2001) Impact of RFI on GPS Aeronautical Applications. Master thesis, Norwegian University of Science and Technology.

Paper - Skone, S. and K. Knudsen (2001) GPS receiver tracking performance under equatorial and high latitude ionospheric scintillations, 3rd International Symposium on Mobile Mapping Technology, Cairo, Egypt, January 3-5, 14 pages, 2001.

Paper - Skone, S., K. Knudsen and M. de Jong (2001) Limitations in GPS receiver tracking performance under ionospheric scintillation conditions, Physics and Chemistry of the Earth, Part A, 26/6-8, pp. 613-621.

Paper - Skone, S.H. (2001) The impact of magnetic storms on GPS receiver performance, Journal of Geodesy, 75, pp. 457-468, 2001. (IAG Young Author Award 2001)

Special Publication - International Symposium on Kinematic Systems in Geodesy, Geomatics, and Navigation. KIS01. University of Calgary. Banff, Canada. June 5th -8th, 2001.
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Thesis - Luo, N. (2000) Precise Relative Positioning of Multiple Moving Platforms Using GPS Carrier Phase Observables, PhD Thesis, published as UCGE Report No. 20147, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Cannon, M.E., G. Lachapelle, R. Nayak, O. Salychev and V. Voronov (2001) Low Cost INS/GPS Integration: Concepts and Testing. The Journal of Navigation, Royal Institute of Navigation, Cambridge University Press, 54, 1, 119-134. [ Journal Link ]
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Thesis - Liu, G.C. (2001) Ionosphere Weighted Global Positioning System Carrier Phase Ambiguity Resolution, MSc Thesis, published as UCGE Report No. 20155, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Jakab, A.J. (2001) Quality Monitoring of GPS Signals, MSc Thesis, published as UCGE Report No. 20149, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Raquet, J. and G. Lachapelle (2001) Multiple Reference RTK Positioning. GPS World, 12,4, 48-53.

Paper - Cannon, M.E. (2001) GPS Modernization and the Emergence of New GNSS Systems and Applications , Keynote Address, Proceedings of the Japanese GPS Conference, Tokyo, November 15-16, pp. 9-18.

Paper - Lachapelle, G. (2001) Use of a Multiple Reference Station Approach for Enhanced GNSS RTK Marine Positioning and Navigation. CD-ROM Proceedings of Satellite Navigation and Positioning World Conference (NavSat 2001), Nice, November 13 15.

Paper - Cannon, M.E., G. Lachapelle, L.P. Fortes, P. Alves and B. Townsend (2001) The Use of Multiple Reference Station VRS for Precise Kinematic Positioning, Proceedings of the Japan Institute of Navigation, GPS Symposium 2001, Tokyo, November 14-16, pp. 29-37.
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Paper - Martinson, K., M.E. Cannon and D. Wolfe (2001) Are We Retaining Women in Engineering Programs and the Engineering Profession?, Proceedings of the Prairie Conference on Women in Science and Engineering , Calgary , October 26-27, pp. 76-84.

Paper - Fortes, L.P., M.E. Cannon, S. Skone and G. Lachapelle (2001) Improving a Multi-Reference Station GPS Network Method for OTF Positioning in the St. Lawrence Seaway. Proceedings of GPS2001 (Session D1, Salt Lake City, 11-14 September), The Institute of Navigation, Alexandria, VA., pp. 404-414.
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Paper - Ma, C., G. Jee, G. MacGougan, G. Lachapelle, S. Bloebaum, G. Cox, L. Garin and J. Shewfelt (2001) GPS Signal Degradation Modeling. Proceedings of GPS2001, (Session C2, Salt Lake City, September 11-14), The Institute of Navigation, Alexandria, VA, pp. 882-893.
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Paper - O'Keefe, K. (2001) Availability and Reliability Advantages of GPS/Galileo Integration. (Session C4), Salt Lake City, 11-14 September), The Institute of Navigation, Alexandria, VA., (Best ION GPS-2001 Student Paper Award).
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Paper - Alves, P. (2001) The Effect of Galileo on Carrier Phase Ambiguity Resolution. (Session C4, Salt Lake City, 11-14 September), The Institute of Navigation, Alexandria, VA.,(Best ION GPS-2001 Student Paper Award and Best Session Paper).
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Paper - Petovello, M.G., M.E. Cannon, G. Lachapelle, J. Wang, C.K.H. Wilson, O.S. Salychev and V.V. Voronov (2001) Development and Testing of a Real-Time GPS/INS Reference System for Autonomous Automobile Navigation, Proceedings of the ION GPS-01, Salt Lake City, UT, September 11-14, 2001, pp. 2634-2641.
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Paper - Cannon, M.E., G. Lachapelle, M. Olynik, M.G. Petovello, W. Gelatka and J. Davis (2001) P3 Aircraft Buffeting Measurement Using Precise Carrier Phase Techniques, Proceedings of the ION GPS-01, Salt Lake City, UT, September 11-14, 2001, pp. 1009-1016.
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Paper - Alves, P. (2001) The Effect of Galileo on Carrier Phase Ambiguity Resolution. Proceedings of the Institute of Navigation Satellite Division Technical Meeting, GPS 01 (September 11-14, Salt Lake City, USA), 2086 n 2096, The Institute of Navigation.
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Paper - Fortes, L.P., M.E. Cannon, S. Skone, G. Lachapelle (2001) Improving a Multi-Reference GPS Station Network Method for OTF Positioning in the St. Lawrence Seaway, Proceedings of ION GPS-01 Salt Lake City, September 11-14, pp. 404-414.

Paper - Petrovski, I., S. Kawaguchi, H. Torimoto, K. Fujii, K. Ebine, G. Lachapelle and M.E. Cannon (2001), The Issues of Practical Implementation of the Commercial RTK Network Service, Proceedings of ION GPS-01 (Session D1, Salt Lake City, 11-14 September), Institute of Navigation, Alexandria, VA., pp. 2654-2564.

Paper - Petrovski, I., S. Kawaguchi, H. Torimoto, K. Fujii, M.E. Cannon and G. Lachapelle (2001) The Issues of Practical Implementation of a Commercial RTK Network Service. Proceedings of GPS2001 (Session E5, Salt Lake City, 11-14 September), The Institute of Navigation, Alexandria, VA, pp. 2654-2664.
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Paper - O'Keefe, K. and L.P. Fortes (2001) Using Permanent GPS Stations to Detect the 2001 Nisqually Earthquake, CD Proceedings of the Scientific Assembly of the International Association of Geodesy (September 2-7, 2001, Budapest, Hungary), Paper 170BD, 5 pages.
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Paper - Zhang, J. and G. Lachapelle (2001) Precise Estimation of Residual Tropospheric Delays Using a Regional GPS Network for RTK Applications. Journal of Geodesy, Springer Verlag, 75, 255-266.

Paper - MacGougan G., G. Lachapelle, M.E. Cannon, G. Jee, M. Vinnins (2001) GPS Signal Degradation Analysis Using a Simulator. Proceedings of the Institute of Navigation 57th Annual Meeting. June 11-13, Albuquerque, NM, pp. 586-591.
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Paper - MacGougan, G. , G. Lachapelle, R. Nayak, A. Wang (2001) Overview of GNSS Signal Degradation Phenomena. Proceedings of the International Symposium on Kinematic Systems in Geodesy (KIS2001), Geomatics And Navigation, Banff, Canada, June 5-8, 2001, pp. 87-100.
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Paper - Olynik, M., M.E. Cannon, G. Lachapelle, W. Gelatka and J. Davis (2001) Precise Relative Positioning Using Absolute GPS. Proceedings of Kinematic International Symposium (KIS01), Banff, June 5-8, Dept of Geomatics Engineering, Univ. of Calgary, pp. 385-391.

Paper - Stephen, J. and G. Lachapelle (2001) Development and Testing of a GPS-Augmented Multi-Sensor Vehicle Navigation System. The Journal of Navigation, Royal Institute of Navigation, Cambridge University Press, 54, 2, 297-319. [ Journal Link ]
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Paper - Cannon, M.E., G. Lachapelle, P. Alves, L.P. Fortes and B. Townsend (2001) GPS RTK Positioning Using a Regional Reference Network: Theory and Results. Proceedings of 5th GNSS International Symposium, Seville, May 8-11.
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Paper - Petrovski, I, S. Kawaguchi, H. Torimoto, K. Fujii, K. Ebine, K. Sasano, M.E. Cannon and G. Lachapelle (2001) Practical Issues of Virtual Reference Station Implementation for Nationwide RTK Network, Proceedings of the 5TH GNSS International Symposium, Seville, May 8-11.

Paper - Cannon, M.E. and J. Lupart (2001) Gender Differences in Grades 7 and 10 Students Towards Science, Math, Computers and Future Career Choices, Proceedings of the NAMEPA/WEPAN 2001 Joint National Conference , Alexandria, Virginia, April 21-24, pp. 123-128.

Paper - Ryan, S. and G. Lachapelle (2001) Marine Positioning Multiple Multipath Error Detection. The Hydrographic Journal, No. 100 (April Issue), 3-11.

Paper - Raquet, J., G. Lachapelle and L. Fortes (2001) Use of a Covariance Analysis Technique for Predicting Performance of Regional Area Differential Code and Carrier-Phase Networks. Navigation, The Institute of Navigation, Alexandria, VA, 48, 1, 25-34.
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Paper - Fotopoulos, G. and M.E. Cannon (2001) An Overview of Multi-Reference Station Methods for cm-Level Positioning, GPS Solutions, 4(3): 1-10. [ Journal Link ]
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Paper - Alves, P., G. Lachapelle, M.E. Cannon, J. Liu and B. Townsend (2001) Evaluation of Multiple-Reference DGPS RTK Using a Large Scale Network. Proceedings of National Technical Meeting, The Institute of Navigation (Long Beach, CA, Jan 22-24), 665-671.
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Paper - Cannon, ME., G. MacGougan, G. Lachapelle and M. Vinnins (2001) GPS Receiver Performance Analysis for RF Interference. Proceedings (CD) of SMi Military GPS and Satellite Navigation Conference, London (UK) January 10-11.

Paper - Lachapelle, G., L.P. Fortes, M.E. Cannon, P. Alves and B. Townsend (2001) RTK Accuracy Enhancements with a Reference Network-Based Approach. Proc. of Third Intern. Symp. On Mobile Mapping Technology, Cairo, January 3-5.
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Paper - Haines, V.A., J.E. Wallace and M.E. Cannon (2001) Exploring the Gender Gap in Engineering: A Re-specification and Test of the Hypothesis of Cumulative Advantages, Journal of Engineering Education, American Society of Engineering Education, Vol. 90, No. 4, pp. 677-684.

Paper - Cannon, M.E. (2001) Women in Science and Engineering Activities at the University of Calgary, The Ontario Land Surveyor, Volume 44, No. 3, pp. 8-10.

Paper - Cannon, M.E. (2001) Increasing the Participation of Women in Science and Engineering: A Report on Research and Innovative Programs, Geomatica, Vol. 55, No. 3, pp. 357-361.

Paper - Cannon, M.E. (2001) Increasing the Participation of Women in Science and Engineering: A Report on Research and Innovative Programs, Geomatica, Vol. 55, No. 3, pp. 357-361.

Paper - Ray, J.K. and M.E. Cannon (2001) Synergy Between GPS Code, Carrier and SNR Multipath Errors, AIAA Journal of Guidance, Control and Dynamics, Vol. 24, No 1, pp 54-63.

Paper - Ray, J.K., M.E. Cannon and P. Fenton (2001) Code and Carrier Multipath Mitigation Using a Multi-Antenna System, IEEE Transactions on Aerospace and Electronic Systems, Vol. .37, No.1, pp.183-195.

Paper - Lachapelle, G., M.E. Cannon, K. O'Keefe, P. Alves (2001) Technical Benefit Analysis of Galileo for Canada. Contract Report Prepared for the Canadian Space Agency, Ottawa.
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Paper - Lachapelle, G., M.E. Cannon, R. Klukas and N. El-Sheimy (2001) Tactical Indoor Positioning System (TIPS) Option Study. Report prepared for Defence Research Establishment Ottawa, Department of National Defence.

Paper - MacGougan, G., G. Lachapelle, M.E. Cannon, G. Jee and M. Vinnins (2001) GPS Signal Degradation Analysis Using a Simulator. Proceedings of 57th Annual Meeting, The Institute of Navigation, Albuquerque, NM, June 10-13, 586-591
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Paper - Ray, J.K., M.E. Cannon and P. Fenton (2001) Code and Carrier Multipath Mitigation Using a Multi-Antenna System, IEEE Transactions on Aerospace and Electronic Systems, Vol. .37, No.1, pp. 183-195.

Paper - Ray, J.K. and M.E. Cannon (2001) Synergy Between GPS Code, Carrier and SNR Multipath Errors, AIAA Journal of Guidance, Control and Dynamics, Vol. 24, No 1, pp 54-63.

Paper - Skone, S. (2000) Wide area ionosphere modeling at low latitudes – specifications and limitations, Proceedings of the ION GPS 2000, Salt Lake City, Utah, September 19-22, pp. 643-652, 2000.

Paper - Skone, S. and K. Knudsen (2000) Impact of ionospheric scintillations on SBAS performance, Proceedings of the ION GPS 2000, Salt Lake City, Utah, September 19-22, pp. 284-293, 2000.

Paper - Skone, S. (2000) Wide area ionosphere modeling in the equatorial region during a magnetic storm event, ION NTM 2000 Proceedings, Anaheim, California, January 26-28, pp. 481-489, 2000.

Paper - Skone, S. and M. de Jong (2000) The impact of geomagnetic substorms on GPS receiver performance, Earth, Planets and Space, Vol. 52, no. 11, pp. 1067-1071.

Paper - Klukas, R., G. Lachapelle and M. Fattouche (2000) Estimating Noise of a Cellular Telephone Positioning System. Navigation, The Institute of Navigation, Alexandria, VA, 47, 3, 167-174.
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Presentation - Lachapelle, G. (2000) GPS in the Context of Geomatics Engineering and Applications to Geophysical Exploration. Invited presentation, Canadian Society of Exploration Geophysics, Calgary, 15 February. (Abstract published in CSEG Recorder, February Issue, p. 3).

Thesis - Nayak, R.A. (2000) Reliable and Continuous Urban Navigation Using Multiple GPS Antennas and a Low Cost IMU, MSc Thesis, published as UCGE Report No. 20144, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Fotopoulos, G. (2000) Parameterization of DGPS Carrier Phase Errors Over a Regional Network of Reference Stations, MSc Thesis, published as UCGE Report No. 20142, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Stephen, J. (2000) Development of a Multi-Sensor GNSS Based Vehicle Navigation System, MSc Thesis, published as UCGE Report No. 20140, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Varner, C.C. (2000) DGPS Carrier Phase Networks and Partial Derivative Algorithms, PhD Thesis, published as UCGE Report No. 20129, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Nayak, R.A (2000) Urban Vehicular Multipath Detection Using Multiple Antennas and Reliability Analysis. Proceedings of GPS2000, Salt Lake City (September 19-22), The Institute of Navigation, Alexandria, VA.
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Paper - Fotopoulos, G. (2000) Parameterization of Carrier Phase Corrections Based on a Regional Network of Reference Stations. Proceedings of GPS2000 (Salt Lake City, September 19-22). The Institute of Navigation, Alexandria, VA. (Best ION GPS2000 Student Paper Award).
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Paper - Lachapelle, G., P. Alves, L.P. Fortes, M.E. Cannon and B. Townsend, (2000) DGPS RTK Positioning Using a Reference Network. Proceedings of GPS2000 (Session C3, Salt Lake City, 19-22 September), The Institute of Navigation, Alexandria, VA.
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Paper - Petrovski, I., S. Kawaguchi, M. Ishii, H. Torimoto, K. Fujii, K. Sasano, M. Kondo, K. Shoji, H. Hada, K. Uehara, Y. Kawakita, J. Murai, B. Townsend, M.E. Cannon and G. Lachapelle (2000) New Flexible Network-Based RTK Service in Japan. Proceedings of GPS2000 (Session B3, Salt Lake City, 19-22 September), The Institute of Navigation, Alexandria, VA.
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Paper - Fortes, L.P., M.E. Cannon and G. Lachapelle (2000) Testing of a Multi-Reference GPS Station Network for OTF Positioning in Brazil. Proceedings of GPS2000 (Session B3, Salt Lake City, 19-22 September), The Institute of Navigation, Alexandria, VA.
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Paper - Cannon, M.E., J.K. Ray and J. Deschamps (2000) Attitude Determination Using Multipath Mitigation on Multiple Closely Spaced Antennas. Proceedings of GPS 2000 (Salt Lake City, September 19-22), The Institute of Navigation, Alexandria, VA
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Paper - Luo, N (2000) Centimetre-Level Relative Positioning of Multiple Moving Platforms using Ambiguity Constraints. Proceedings of GPS2000 (Salt Lake City, September 19-22)., The Institute of Navigation, Alexandria, VA.
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Paper - Lupart, J. and M.E. Cannon (2000) Gender Differences in Junior High School Students Towards Future Plans and Career Choices , Proceedings of the 8 th CCWEST Conference for the Advancement of Women in Engineering, Science and Technology , St.John's, July 6-8.

Paper - Cannon, M.E., J.E. Wallace and V.A. Haines (2000) Academic Choices of Engineering Undergraduates , Proceedings of the 8 th CCWEST Conference for the Advancement of Women in Engineering, Science and Technology , St.John's, July 6-8.

Paper - Lupart, J., C. Barva and M.E. Cannon (2000) What Happens When Girls, Gifted in Science, Grow Up? , Proceedings of the 8 th CCWEST Conference for the Advancement of Women in Engineering, Science and Technology, St.John's, July 6-8

Paper - Fortes, L.P., G. Lachapelle, M.E. Cannon, G. Marceau, S. Ryan, S. Wee and J. Raquet (2000) Testing of a Multi-Reference GPS Station Network for Precise 3D Positioning in the St. Lawrence Seaway. International Hydrographic Review (New Series) 1, 1, 15-29.
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Paper - Nayak, R.A., M.E. Cannon and C. Wilson (2000) Use of Multiple GPS Antennas and a Low Cost IMU for Reliable and Continuous Urban Navigation, Proceedings of the World Congress of the International Association of Institutes of Navigation , San Diego, June 26-28, pp. 44-53.

Paper - Ryan, S. and G. Lachapelle (2000) Impact of GPS/GALILEO Integration 0n Marine Navigation Reliability. Proceedings of World Congress of International Association of Institutes of Navigation, June 26-28, Institute of Navigation, Alexandria, VA, 721-31.
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Paper - Lachapelle, G. (2000) The Last Major High Accuracy Classical Geodetic Survey Operation Undertaken in Canada: The 1983 Rogers Pass Survey for a 14.5 km Railway Tunnel. Proceedings of World Congress of International Association of Institutes of Navigation, June 26-28, Institute of Navigation, Alexandria, VA, 520-562.

Paper - Lachapelle, G., M.E. Cannon, L.P.S. Fortes and P. Alves (2000) Use of Multiple Reference GNSS Stations for RTK Positioning. Proceedings of World Congress of International Association of Institutes of Navigation, June 26-28, Institute of Navigation, Alexandria, VA.
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Paper - Fotopoulos, G. and M.E. Cannon (2000) Spatial and Temporal Characteristics of DGPS Carrier Phase Errors Over a Regional Network. Proceedings of World Congress of International Association of Institutes of Navigation, June 26-28, Institute of Navigation, Alexandria, VA.
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Paper - Salychev, O., V. Voronov, M.E. Cannon, G. Lachapelle and N. El-Sheimy (2000) Attitude Determination with GPS-Aided Inertial Navigation Systems. World Congress of International Association of Institutes of Navigation, organized by the U.S. Institute of Navigation, San Diego, June 25-28.

Paper - Jagieniak, S., Boelow, T., M. Haverland, M.E. Cannon and G. Fotopoulos (2000) An Integrity Concept for GPS Phase Ambiguity Software as Position Reference for Flight Inspection, Proceedings of the 11th International Flight Inspection Symposium , Santiago, Chile, June 5-9.

Paper - Petovello, M.G. (2000) Estimating Oscillator Stability in the time domain using standalone GPS. Report 699.58R - Special Projects Course.
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Paper - Carlson, B., L. Bauwens, L. Belostotski, M.E. Cannon, Y. Chang, X. Deng, P. Dewdney, J. Fitzsimmons, D. Halliday, K. Kurschner, G. Lachapelle, D. Lo, P. Mousavi, M. Nahon and L. Shefai (2000) The Large Adaptive Reflector: A 200-m Diameter Wideband cm-m Wave Radio Telescope. Proceedings of Joint SPIE/European Optical Society Conference on Astronomical Telescopes and Instrumentation, Munich, March 25-31.

Paper - Carlson, B., L. Bauwens, L. Belostotski, E. Cannon, Y. Chang, X. Deng, P. Dewdney, J. Fitzsimmons, D. Halliday, K. Kurschner, G. Lachapelle, D. Lo, P. Mousavi, M. Nahon, L. Safai, S. Stiemer, R. Taylor and B. Veidt (2000), The Large Adaptive Reflector: A 200-m Diameter Wideband, cm-m Wave Radio Telescope, Proceedings of Joint SPIE/European Optical Society Conference on Astronomical Telescopes and Instrumentation , Munich, March 25-31.

Paper - Petovello, M.G. and G. Lachapelle (2000) Estimation of Clock Stability Using GPS. GPS Solutions, 4(1): 21-33. [ Journal Link ]
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Paper - Jensen, A.B.O. and M.E. Cannon (2000) Performance of Network RTK Using Fixed and Float Ambiguities, Proceedings of the ION National Technical Meeting , Anaheim , January 26-28, pp. 797-805.

Paper - Stephen, J. and G. Lachapelle (2000) Development of a GNSS-based Multi-Sensor Vehicular Navigation System. Proceedings of National Technical Meeting, The Institute of Navigation, Anaheim, CA, Jan 20-22.
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Paper - Salychev, O., V. Voronov, M.E. Cannon, R. Nayak, and G.Lachapelle (2000) Low Cost INS/GPS Integration: Concepts and Testing. Proceedings of National Technical Meeting, The Institute of Navigation, Anaheim, CA, Jan 20-22.
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Paper - Nayak, R.A, M.E. Cannon, C. Wilson AND G. Zhang (2000) Analysis of Multiple GPS Antennas for Multipath Mitigation in Vehicular Navigation. Proceedings of National Technical Meeting, The Institute of Navigation, Anaheim, CA, Jan 20-22.
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Paper - Raquet, J. and G. Lachapelle (2000) Development and Testing of a Kinematic Carrier-Phase Ambiguity Resolution Method Using a Reference Receiver Network. Navigation, The Institute of Navigation, Alexandria, VA., 46, 4, 283-295.
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Paper - Cannon, M.E., G. Lachapelle, H. Sun, T. Fletcher, R. Caballero and I. Hawes (2000) Development and Testing of an Integrated INS/GPS Cross-Linked System for Sub-Metre Positioning of a CF-18 Fighter. Canadian Aeronautics and Space Journal, 46, 1, 1-11.

Paper - Keong, J.H. and G. Lachapelle (1999) Heading and Pitch Determination Using GPS/GLONASS. GPS Solutions, 3(3): 26-36. [ Journal Link ]

Paper - O'Keefe, J. Stephen, G. Lachapelle and R. Gonzales (2000) Effect of Ice Loading on a GPS Antenna. Geomatica. 54, 1, 63-74.
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Paper - Fortes, L.P., G. Lachapelle, M.E. Cannon, S. Ryan, G. Marceau, S. Wee, John Raquet (2000) Use of a Multi-Reference GPS Station Network for Precise 3D Positioning in Constricted Waterways, International Hydrographic Review, Vol. 1, No. 1, pp. 15-29.

Paper - Cannon, M.E., G. Lachapelle, H. Sun, T. Fletcher, R. Caballero and I. Hawes (2000) Development and Testing of an Integrated INS/GPS Cross-linked System for Sub-meter Positioning of a CF-188 Jet Fighter, CASI Journal, Vol. 46, No. 1, pp. 1-11.

Paper - Fortes, L.P., G. Lachapelle, M.E. Cannon, K. O'Keefe and J. Sharma (2000) Testing of a Multi-Reference Station Approach for OTF Ambiguity Resolution in the St.Lawrence River. Contract Report Prepared for Canadian Coast Guard, Fisheries and Oceans Canada, Ottawa.

Thesis - Ray, J. (2000) Mitigation of GPS Code and Carrier Phase Multipath Effects Using a Multi-Antenna System, PhD Thesis, published as UCGE Report No. 20136, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Cannon, M.E., J.K. Ray and J. Deschamps (2000) Attitude Determination Using Multipath Mitigation on Multiple Closely-Spaced Antennas, Proceedings of ION-GPS00, Salt Lake City, September 19-22, pp. 2201-2208.
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Paper - Ray, J., M.E. Cannon and P. Fenton (2000) Mitigation of Carrier Phase Multipath Effects Using Multiple Closely-Spaced Antennas, Navigation, Vol. 46, No. 4, pp. 193-201.
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Paper - Skone, S. and M.E. Cannon (1999) Ionospheric effects on differential GPS applications during auroral substorm activity, International Journal of Photogrammetry and Remote Sensing, 54, no. 4, pp. 279-288.

Paper - Skone, S. and M.E. Cannon (1999) Adapting the wide area ionospheric grid model for the auroral region, Canadian Aeronautics and Space Journal, 45, no. 3, pp. 236-244 (CASI Casey Baldwin Award 1999)

Thesis - Keong, J.H. (1999) Determining Heading and Pitch Using a Single Difference GPS/GLONASS Approach, MSc Thesis, published as UCGE Report No. 20134, Department of Geomatics Engineering, University of Calgary, Canada.
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Presentation - Lachapelle, G. (1999) GNSS Applications to Vehicular Navigation. Invited presentation, University of Electronic Science and Technology of China, Chengdu, Peopleis Republic of China, Beijing, March 26.

Presentation - Lachapelle, G. (1999) Multi-Antenna GPS/GLONASS Attitude Determination. Invited presentation, University of Electronic Science and Technology of China, Chengdu, Peopleis Republic of China, Beijing, March 26.

Presentation - Lachapelle, G. (1999) Augmentation of GPS with Pseudolites. Invited presentation, Xian Research Institute of Navigation Technology, Peopleis Republic of China, March 23.

Presentation - Lachapelle, G. (1999) Reliability Measures for GNSS. Invited presentation, Xian Research Institute of Navigation Technology, Peopleis Republic of China, March 23.

Presentation - Lachapelle, G. (1999) Global Positioning System Capabilities, Limitations and Concerns. Invited presentation, Ministry of Information Industry, Beijing, Peopleis Republic of China, March 22.

Presentation - Lachapelle, G.(1999) DGPS, DGNSS and GPS Receiver Performance. Invited paper, Marineris Workshop on Navigation & Electronic Charts i99, Port of Montreal, March 10-11.

Patent - Fattouche, M., R. Klukas, A. Borsodi, M. Astridge, G. Lachapelle and H. Zaghloul (1999) Super-Resolution Wireless Location System to Position Wireless Telephones and Radio Tags. U.S. Patent No. 5,890,068.

Thesis - Zhang, J. (1999) Investigations into the Estimation of Residual Tropospheric Delays in a GPS Network, MSc Thesis, published as UCGE Report No. 20132, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Zhang, J. (1999) Precise Estimation of Residual Tropospheric Delays in a Spatial GPS Network. Proceedings ofION GPS99 (Nashville, September 14-17) (Best ION GPS99 Student Paper Award).
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Paper - Fortes, L.P., G. Lachapelle, Cannon, J. Raquet, G. Marceau, S. Ryan and S. Wee (1999) Testing of a Multi-Reference GPS Station Network for Precise 3D Positioninng in the St.Lawrence Seaway. Proceedings of ION GPS99 (Nashville, September 14-17).
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Paper - Ray, J.K. (1999) Use of Multiple Antennas to Mitigate Carrier Phase Multipath in Reference Stations, Proceedings of ION GPS-99 (Nashville, September 14-17). (Best Student Paper Award)
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Paper - Ray, J.K., M.E. Cannon and P. Fenton (1999) Code Range and Carrier Phase Multipath Mitigation Using SNR, Range and Phase Measurements in a Multi-Antenna System. Proceedings of ION GPS-99 (Nashville, September 14-17).
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Paper - Keong, J.H. (1999) GPS/GLONASS Attitude Determination with a Common Clock Using a Single Difference Approach. ION GPS99 Conference, Nashville, September 14-17, 1999. (Best ION GPS-99 Student Paper Award)
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Paper - O'Keefe, K., J. Sharma, M.E. Cannon and G. Lachapelle, (1999) Pseudolite-Based Inverted GPS Concept for Local Area Positioning. Proceedings of GPS99 (Session D4, Nashville, 14-17 September), The Institute of Navigation, Alexandria, VA.
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Paper - Ryan, S. and G. Lachapelle (1999) Augmentation of DGNSS With Dynamic Constraints For Marine Navigation. Proceedings of ION GPS99 Conference, Nashville, September 14-17, 1999.
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Paper - Fortes, L.P., G. Lachapelle, M.E. Cannon, G. Marceau, S. Ryan, S. Wee, J. Raquet (1999) Testing of a Multi-Reference GPS Station Network for Precise 3D Positioning in the St.Lawrence Seaway, Proceedings of ION GPS-99 , Nashville, September 13-17, 1259-1269.

Paper - Petovello, M.G. and G. Lachapelle (1999) Using Standalone GPS to Evaluate Precise Oscillator Stability in the Time Domain, Proceedings of GPS-99, Nashville, TN., September 14-17, 1999, pp. 1081-1089.
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Paper - Luo, N. and G. Lachapelle (1999) Centimeter-Level Relative Positioning of Distributed Moving Platforms Using GPS Carrier Phase Observables. Proceedings of Annual Meeting of the Institute of Navigation, Cambridge, MA, June 28-July 1, pp. 303-317.
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Paper - Cannon, M.E., G. Lachapelle, H. Sun, T. Fletcher, R. Caballero and I. Hawes (1999) Development and Testing of an Integrated INS/GPS Cross-Linked Twin Antenna Receiver System for Sub-Metre Positioning of a CF-18 Fighter. Proceedings of 1999 Annual Meeting (Cambridge, MA, June 28-July 1), The Institute of Navigation, Alexandria, VA.
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Paper - Cannon, M.E., G. Lachapelle, H. Sun, T. Fletcher, R. Caballero and I. Hawes (1999) Development and Testing of an Integrated INS/GPS Cross-linked System for Sub-meter Positioning of a CF-188 Jet Fighter, Proceedings of ION Annual Meeting , Cambridge, June 28-30, pp. 463-474.

Paper - Ryan, S., J. Stephen, J.H. Keong and G. Lachapelle (1999) Augmentation of GPS for Hydrographic Applications Under Signal Masking. International Hydrographic Review, LXXVI, 1 (March), 105-122.
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Paper - Ryan, S., J. Stephen and G. Lachapelle (1999) Testing and Analysis of Reliability Measures for GNSS Receivers in the Marine Environment. Proceedings of National Technical Meeting, The Institute of Navigation (January 25-27, San Diego, CA), 505-514. Published in Canadian Aeronautics and Space Journal, Can. Aeronautics and Space Institute, Ottawa, 45, 3.
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Paper - Townsend, B., G. Lachapelle, L. Fortes, T.E. MelgArd, T. Nrbech and J. Raquet (1999) New Concepts for a Carrier Phase-Based GPS Positioning System Using a National Reference Station Network. Proceedings of National Technical Meeting, The Institute of Navigation (January 25-27, San Diego, CA), 319-326.
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Paper - Sun, H., T. MelgArd and M.E. Cannon (1999) Real-time GPS Reference Network Carrier Phase Ambiguity Resolution, Proceedings of the ION National Technical Meeting, San Diego, January 25-27, pp. 193-199.
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Paper - Ray, J.K. and M.E. Cannon (1999) Characterization of GPS Carrier Phase Multipath, Proceedings of ION National Technical Meeting, San Diego, January 25-27, pp. 343-252
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Paper - Petovello, M.G., G. Fotopoulos, S. Ryan, G. Lachapelle and M.E. Cannon (1999) GPS Critical Dates Test Plan. Proceedings of National Technical Meeting, The Institute of Navigation (January 25-27, San Diego, CA), 291-99.
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Paper - O'Keefe, K., J. Stephen, G. Lachapelle and R. Gonzales (1999) Effect of Ice Loading on a GPS Antenna. Proceedings of National Technical Meeting, The Institute of Navigation (January 25-27, San Diego, CA), 861-869.
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Paper - Petovello, M.G., G. Fotopoulos, M.E. Cannon, G. Lachapelle and S. Ryan. (1999) GPS Test Plan for Week Roll Over and Y2K Critical Dates Compliance, Proceedings of the National Technical Meeting, San Diego, CA., January 25-27, 1999, pp. 891-899.
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Paper - Skone, S. and M.E. Cannon. (1999) Ionospheric effects on differential GPS applications during auroral substorm activity, Journal of ISPRS, Vol. 54, No. 4, pp. 279-288.

Paper - Harvey, R. and M.E. Cannon (1999) A GPS-Based Integrated Sensor Approach to the Precision Pointing Problem. Canadian Aeronautics and Space Journal, Canadian Aeronautics and Space Institute, Ottawa, Vol. 45, No. 3.

Paper - Petovello, M.G., G. Fotopoulos, S. Ryan, G. Lachapelle and M.E. Cannon (1999) GPS Critical Dates Test Plan. Canadian Aeronautics and Space Journal, 45,3, 280-291.

Paper - Ryan, S., J. Stephen and G. Lachapelle (1999) GPS Marine User Receiver Reliability Evaluation using a Signal Simulator. Canadian Aeronautics and Space Journal, 45,3, 270-280.

Paper - Xu, P., M.E. Cannon and G. Lachapelle (1999) Stabilizing Ill-conditioned Linear Complementary Problems. Journal of Geodesy, 73, 204-213.

Paper - Ray, J.K., O. Salychev and M.E. Cannon (1999) The Modified Wave Estimator as an Alternative to a Kalman Filter for Real-time GPS/GLONASS-INS Integration, Journal of Geodesy, Vol. 73, No. 10, pp. 568-576.

Paper - Skone, S. and M.E. Cannon (1999) Adapting the Wide Area Grid Model for the Auroral Region, CASI Journal, Vol. 45, No. 3, pp. 236-244.

Paper - Xu, P., M.E. Cannon and G. Lachapelle (1999) Stabilizing Ill-conditioned Linear Complementarity Problems, Journal of Geodesy, Vol. 73, No. 4, pp. 204-213.

Paper - Fotopoulos, G. and M.E Cannon (1999) Assessment of the LandStar Real-time DGPS Service Under Several Operational Conditions, GPS Solutions, 2(4): 22-34. [ Journal Link ]

Paper - Harvey, R. and M.E. Cannon (1999) The Discription and Performance of a Multisensor Precision Pointing System, GPS Solutions, 2(3): 24-36. [ Journal Link ]

Paper - Cannon, M.E. and G. Fotopoulos (1999) Assessment of the Probability of Detecting Incorrect Ambiguity Solutions, Contract report, Aerodata Flugmesstechnik, Germany.

Paper - Skone, S. and M. E. Cannon (1998) Detailed analyses of auroral zone WADGPS ionosphere grid accuracies during magnetospheric substorm events, Proceedings of the ION GPS-98, Nashville, Tennessee, September 15-18, pp. 701-710, 1998.

Paper - Skone, S. (1998) An adaptive WADGPS ionospheric grid model for the auroral region, Proceedings of the ION GPS-98, Nashville, Tennessee, September 15-18, pp. 185-194, 1998. (Best Student Paper Award)

Paper - Skone, S., and M.E. Cannon (1998) Auroral zone ionospheric considerations for WADGPS, NAVIGATION: Journal of the Institute of Navigation, 45, no. 2, pp. 117-127.

Paper - Rostoker, G., S. Skone and D. Baker (1998) On the origin of relativistic electrons in the magnetosphere associated with some geomagnetic storms, Geophysical Research Letters, 25, no. 19, pp. 3701-3704.

Presentation - Lachapelle, G. (1998) GPS in the Next Millennium. Keynote Address, FERIC Workshop on GPS in Forestry, Kelowna, B.C., November 16.

Presentation - Lachapelle, G. (1998) GPS n The Next Ten Years. Keynote Address, FERIC/LogFor Workshop on GPS in Forestry, QuEbec City, September 11.

Presentation - Zhang, Z. and G. Lachapelle (1998) Augmentation of GPS with Height, Clock and Rate Gyro for Vehicular Navigation Under Signal Masking. Presented at 12th Canadian Navigation Society Symposium, 45 Annual Conference, Canadian Aeronautics and Space Institute, Calgary, May 11-14.

Presentation - Zhang, J. and G. Lachapelle (1998) Fault Detection Exclusion and Isolation Performance Using Barometer and Precise Clock Aided GPS/GLONASS. Presented at 12th Canadian Navigation Society Symposium, 45 Annual Conference, Canadian Aeronautics and Space Institute, Calgary, May 11-14.

Presentation - Lachapelle, G. (1998) Availability, Accuracy and Reliability of GNSS and Augmented GNSS for Marine Positioning. Workshop on GPS and Augmented GPS - Future Challenges and Opportunities, Canadian Hydrographic Association, Victoria, BC, 9 March.

Presentation - Ryan, S., S. Stephen, J.H. Keong, M.G. Petovello, G. Lachapelle and R. Hare (1998) Combination of GPS and GLONASS for Hydrographic Applications Under Signal Masking. Presented at 1998 Canadian Hydrographic Conference, Victoria, B.C., March 9-12.

Thesis - Skone, S. (1998) Wide Area Ionosphere Grid Modelling in the Auroral Region, PhD Thesis, published as report No. 21023, Department of Geomatics Engineering, University of Calgary, Canada.

Thesis - Raquet, J.F. (1998) Development of a Method for Kinematic GPS Carrier-Phase Ambiguity Resolution Using Multiple Reference Receiver, PhD Thesis, published as UCGE Report No. 20116, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Harvey, R.S. (1998) Development of a Precision Pointing System Using an Integrated Multi-Sensor Approach, MSc Thesis, published as UCGE Report No. 20117, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Lachapelle, G., M.E. Cannon, F. Fotopoulos and M.G. Petovello (1998) GPS WR)1024 Testing Procedure for CCG User Receivers and DGPS Station - Contract Report. Prepared for Canadian Coast Guard, Ottawa (October).

Paper - Raquet, J., G. Lachapelle and T. MelgArd (1998) Test of a 400 km x 600 km Network of Reference Receivers for Precise Kinematic Carrier-Phase Positioning. Proceedings of GPS98 (Session A5, Nashville, 15-18 September), The Institute of Navigation, 407-416.
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Paper - Raquet, J. G. Lachapelle and L. Fortes (1998) Use of a Covariance Analysis Technique for Predicting Performance of Regional Area Differential Code and Carrier-Phase Networks. Proceedings of GPS98 (Session A5, Nashville, 15-18 September), The Institute of Navigation, 1345-54.
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Paper - Vinnins, M. (1998) A Real-Time Short-Baseline Azimuth Determination System Using GPS. Proceedings of GPS98 (Nashville, September 15-18), 1763-72.

Paper - Harvey, R. (1998) Development of an Integrated GPS Dual-Antenna Fixed Baseline Precision Pointing System. Proceedings of ION GPS98 , Nashville, September 15-18, pp 1801-1810 (GPS98 Best Student Paper Award)

Paper - Ray, J.K., M.E. Cannon and P. Fenton (1998) Mitigation of Static Carrier Phase Multipath Effects Using Multiple Closely-Spaced Antennas, Proceedings of ION GPS-98, Nashville, September 15-18, pp. 1025-1034, (ION GPS98 Best Paper Award)
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Paper - Keong, J.H. and G. Lachapelle (1998) Heading and Pitch Determination Using GPS/GLONASS with a Common Clock. Proceedings of GPS98 (Session D6), Nashville, 15-18 September, The Institute of Navigation, 2053-61.
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Paper - Skone, S. (1998) An Adaptive WADGPS Ionospheric Grid Model for the Auroral Region. Proceedings of ION GPS-98, Nashville, September 15-18, pp. 185-194.

Paper - Skone, S. and M.E. Cannon (1998) Detailed Analysis of Auroral Zone WADGPS Ionospheric Grid Accuracies during Magnetospheric Substorm Event, Proceedings of ION GPS-98, Nashville, September 15-18, pp. 701-710.

Paper - Ray, J., M.E. Cannon and P. Fenton (1998) Mitigation of Carrier Phase Multipath Effects Using Multiple Closely-Spaced Antennas, Proceedings of ION GPS-98 , Nashville, September 15-18, pp. 1025-1034.

Paper - Frize, M., C. DesChenes, M.E. Cannon, M. Williams and M. Klawe (1998) A Unique National Project to Increase the Participation of Women in Science and Engineering (CWSE/Canada), Proceedings of the Engineering Foundation Conference on Women in Engineering , Mont Tremblant, July 14-18, pp. 83-90.

Paper - Szarmes, M., G. Lachapelle and M.E. Cannon (1998) Evaluation of the Rockwell Attitude Determination System. Prepared for Rockwell Collins, Cedar Rapids, Iowa, June.

Paper - Stephen, J., K. O'Keefe and G. Lachapelle (1998) Analysis of the Effects of 1/2 Inch Thick Ice on a MicroPulse Antenna Radome. Prepared for Raytheon System, Fullerton, CA, June.

Paper - Klukas, R., G. Lachapelle and M. Fattouche (1998) Cellular Telephone Positioning Using GPS Time Synchronization. GPS World Magazine, 9, 4, 49-54.

Paper - Cannon, M.E., Y. Gao and G. Lachapelle (1998) Assessment of Equipment and Techniques for Precise L.A.R. Aerostat Positioning n Phase I. Prepared for Dominion Radio Astrophysical Observatory (DRAO), National Research Council, Penticton, B.C. March.

Paper - Ryan, S., M.G. Petovello and G. Lachapelle. (1998) Augmentation of GPS for Ship Navigation in Constricted Water Ways, Proceeding of the National Technical Meeting, Long Beach, CA., January 21-23, 1998, pp. 459-467.
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Paper - Fotopoulos, G., M.E. Cannon, A. Bogle and G. Johnston (1998) Testing LandStar's Performance Under Operational Conditions. Proceedings of the 1998 National Technical Meeting of the Institute of Navigation (Long Beach, CA, Jan. 21-23), The Institute of Navigation, Alexandria, VA.
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Paper - Morley, T. and G. Lachapelle (1998) GPS Augmentation with Pseudolites for Navigation in Constricted W aterways. Navigation, The Institute of Navigation, Alexandria, VA, 44, 3, 359-372.
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Paper - Morley, T. and G. Lachapelle (1998) Pseudolite Augmentation for OTF Ambiguity Resolution in Shipborne Mode. Journal of Surveying Engineering, American Society of Civil Engineers, 124, 1, 26-39.

Paper - Skone, S. and M.E. Cannon (1998) Auroral Zone Ionospheric Considerations for WADGPS, Navigation, Journal of the Institute of Navigation, Vol. 45, No. 2, pp. 117-127.

Paper - Lachapelle, G. and S. Ryan (1998) Enhancing GPS Reliability Through GPS Augmentation. Hydro International, 2, 7, 46-49.

Paper - Weisenburger, S. and M.E. Cannon (1998) The Use of Multiple Receivers for Constraining GPS Carrier Phase Ambiguity Resolution, Lighthouse, No. 57, pp. 7-17.

Paper - Lachapelle, G., M.E. Cannon, G. Fotopoulos and M.G. Petovello (1998) GPS WRO1024 Data Analysis Procedure for CCG User Receivers and DGPS Stations. Contract Report. Prepared for Electronic Engineering, Canadian Coast Guard, Ottawa.

Paper - Lachapelle, G., M.E. Cannon, G. Fotopoulos and M.G. Petovello (1998) GPS WRO1024 Testing Procedure for CCG User Receivers and DGPS Station. Contract Report. Prepared for Electronic Engineering, Canadian Coast Guard, Ottawa.

Paper - O'Keefe, K., J. Stephen, D. Tuck, G. Lachapelle and M.E. Cannon (1998) June 1998 PLER and CF-18 Surveys. Contract Report for Aerospace Engineering Test Establishment (AETE), Dept of National Defence, CFB Cold Lake, Alberta.

Paper - Scovill, D., G. Lachapelle and M.E. Cannon (1998) Assessment of NetAdjust Method for Precise Positioning Using Southern Norway GPS Reference Network n Phase B. Contract Report for Kvaerner Ships Equipment a.s., Norway.

Paper - Skone, S. and M.E. Cannon (1997) Auroral zone limitations for WADGPS, Proceedings of Space Weather Effects on Propagation of Navigation and Communication Signals – Workshop, Bethesda, Maryland, October, p. 382, 1997.

Paper - Skone, S. and M. E. Cannon (1997) Ionospheric limitations and specifications in the auroral zone, Proceedings of the ION GPS-97, Kansas City, Missouri, September 16-19, pp. 187-198, 1997. (Best Paper Award)

Paper - Skone, S., M.E. Cannon, K. Lochhead, P. Heroux and F. Lahaye (1997) Performance evaluation of the NRCan wide area system, Canadian Aeronautics and Space Journal, 43, no.2, pp. 92-100.

Special Publication - International Symposium on Kinematic Systems in Geodesy, Geomatics, and Navigation. KIS97. University of Calgary. Banff, Canada. June 3rd -6th, 1997.
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Presentation - Lachapelle, G. and M.E. Cannon (1997) Satellite Augmented Navigation Technologies for Intelligent Transportation Systems. Invited Paper, Presented at ITS Workshop, NRC, Ottawa, November 24-25.

Presentation - Lachapelle, G. (1997) Satellite-Based Positioning and Navigation Technologies - Alberta Achievements. Invited Paper, ASTech (Alberta Science and Technology Week), October 21, Calgary.

Presentation - Lachapelle, G. (1997) Emerging GPS Trends with Emphasis on Marine Applications. Invited Presentation, Shell Canada Ltd Workshop on Evolution of Geomatics Systems, Calgary, September 23.

Presentation - Lachapelle, G. (1997) GNSS Technologies for Civil Aviation. Presented at Canadian Aviation Safety Seminar, Calgary, 22-23 April.

Presentation - Bothwell, J. and G. Lachapelle (1997) Breaking Ground in the Tar Sands. Presented at The Sixth Annual Calgary Mining Forum - New Horizons in Mining, Calgary Mineral Exploration Group, Calgary, April 16-17.

Thesis - Zhang, Z. (1997) Impact of Rubidium Clock Aiding on GPS Augmented Vehicular Navigation, MSc Thesis, published as UCGE Report No. 20112, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Klukas, R.W. (1997) A Superresolution Based Cellular Positioning System Using GPS Time Synchronization, PhD Thesis, published as UCGE Report No. 20114, Department of Geomatics Engineering, The University of Calgary, Canada.
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Thesis - Morley, T.G. (1997) Augmentation of GPS with Pseudolites in a Marine Environment, MSc Thesis, published as UCGE Report No. 20108, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Weisenburger, S.D. (1997) Effect of Constraints and Multiple Receivers for on-the-fly Ambiguity Resolution, MSc Thesis, published as UCGE Report No. 20109, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Goddard, T., S. Nolan, D. Penney, C. McKenzie, M.E. Cannon and G. Lachapelle (1997) Out of the Lab, Into the Prairies: Alberta's Farm-Based Research. Precision Farming, Supplement to GPS World Magazine, December, 25-31.

Paper - Sun, H. and M.E. Cannon (1997) Reliability of an ITS Navigation System, Proceedings of the ITSC Conference, November 9-11, Cambridge, MA, pp. 1040-1046.

Paper - Cannon, M.E. (1997) Advances in Satellite Navigation for Application to Mine Surveying, Proceedings of the Xth International Congress of the International Society for Mine Surveying , Perth, Australia, November 2-6, pp. 35-46 (Keynote Paper).

Paper - Raquet, J. and G. Lachapelle (1997) Long-Distance Kinematic Carrier-Phase Ambiguity Resolution Using A Reference Receiver Network. Proceedings of GPS97 (Session B6), The Institute of Navigation (Kansas City, 16-19 September), The Institute of Navigation, 1747-1756.
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Paper - Zhang, Z. (1997) Integration of GPS with a Rubidium Clock and Barometer for Land Vehicle Navigation. Proceedings of GPS-97 (Kansas City, September 16-19), The Institute of Navigation, Alexandria, VA, 801-06. (Best ION GPS-97Student Paper Award)

Paper - Harvey, R. and M.E. Cannon (1997) Operational Results of a Closely Coupled Integrated Vehicle Heading System, Proceedings of ION GPS-97, Kansas City, September 19-21, pp. 279-288.

Paper - Skone, S. and M.E. Cannon (1997) Ionospheric Limitations and Specifications in the Auroral Zone, Proceedings of ION GPS-97, Kansas City, September 19-21, pp. 187-198.

Paper - Klukas, R. (1997) Cellular Telephone Positioning Using GPS Time Synchronization. Proceedings of GPS-97 (Kansas City, September 16-19), The Institute of Navigation, Alexandria, VA, 1405-14. (Best ION GPS-97 Student Paper Award and Best Paper Award)

Paper - Ryan, S., G. Lachapelle and M.E. Cannon (1997) DGPS Kinematic Carrier Phase Simulation Analysis in the Measurement and Position Domain. Proceedings of GPS97 (Session D3), The Institute of Navigation (Kansas City, 16-19 September), The Institute of Navigation, 1035-1045.
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Paper - Lachapelle, G., S. Ryan, M.G. Petovello and J. Stephen. (1997) Augmentation of GPS/GLONASS For Vehicular Navigation Under Signal Masking, Proceedings of the ION GPS-97, Kansas City, MO, September 16-19, 1997, pp. 1511-1519.

Paper - Cannon, M.E. (1997) Carrier Phase Kinematic Positioning: Fundamentals and Applications, Proceedings of Geodetic Applications of GPS , Bastad, Sweden, August 26-31, pp. 157-179.

Paper - Hebert, J., J. Keith, S. Ryan, M. Szarmes, G. Lachapelle and M.E. Cannon (1997) GPS Carrier Phase Signal Simulation Analysis for Aircraft Velocity Determination. Proc. of 53rd Annual Meeting of The Institute of Navigation (Albuquereque, N.M., June 30 - July 2), 607-617.
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Paper - Morley, T. and G. Lachapelle (1997) Pseudolite Augmentation for OTF Ambiguity Resolution in Shipborne Mode. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS97 (Banff, June 3-6), Dept of Geomatics Engineering, The University of Calgary, 223-230.

Paper - Szarmes, M., S. Ryan, G. Lachapelle and P. Fenton (1997) DGPS High Accuracy Aircraft Velocity Determination Using Doppler Measurements. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS97 (Banff, June 3-6), Dept of Geomatics Engineering, The University of Calgary, 167-174.
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Paper - Raquet, J. (1997) Multiple User Network Carrier-Phase Ambiguity Resolution. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS97 (Banff, June 3-6), Dept of Geomatics Engineering, The University of Calgary, 45-55.
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Paper - Vinnins M., and L.D. Gallop (1997) GPS as a Method of Heading Determination in a Short Baseline Application in the Canadian Arctic. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS97 (Banff, June 3-6), Dept of Geomatics Engineering, The University of Calgary, 389-394.

Paper - Schleppe, J. (1997) A Real-Time Attitude System Using a Quaternion Parameterization. Proceedings of KIS97, (Banff, June 3-6), Department of Geomatics Engineering, the University of Calgary, pp. 395-408.

Paper - Klukas, R., G. Lachapelle and M. Fattouche (1997) Field Tests of a Cellular Telephone Positioning System. Presented at IEEE VTC '97 - 47th Annual International Vehicular Technology Conference, Phoenix, AZ, May 5-7.

Paper - Cannon, M.E., G. Lachapelle, M. Szarmes, J. Hebert, J. Keith and S. Jokerst (1997) DGPS Kinematic Carrier Phase Signal Simulation Analysis for Precise Velocity and Position Determination. Proceedings of National Technical Meeting (Santa Monica, January 14-16, Session B2), The Institute of Navigation, Alexandria, VA., 335-350. Also published in Navigation, The Institute of Navigation, Alexandria, VA, 44, 2, 231-245.
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Paper - Morley, T. and G. Lachapelle (1997) GPS Augmentation with Pseudolites for Navigation in Constricted Waterways. Proceedings of National Technical Meeting (Santa Monica, January 14-16, Session C3), The Institute of Navigation, Alexandria, VA., 695-606.

Paper - Weisenburger, S. and M.E. Cannon (1997) Performance Improvements Using Constraints in Marine OTF Ambiguity Resolution, Proceedings of the ION National Technical Meeting , Santa Monica, January 14-16, pp. 585-605.

Paper - Raquet, J. (1997) A New Approach to GPS Carrier Phase Ambiguity Resolution Using a Reference Receiver Network. Proceedings of National Technical Meeting (Santa Monica, January 14-16, Session B2), The Institute of Navigation, Alexandria, VA., 357-366.
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Paper - Cannon, M.E., G. Lachapelle, T. Goddard, D.C. Penney and R.C. McKenzie (1997) Development and Results of a Precision Farming System Using GPS and GIS Technologies. Geomatica, Can. Inst. of Geomatics, Ottawa, Vol. 51, 1, 9-19. (Intermap Award for best technical paper published in Geomatica in 1997)

Paper - Lachapelle, G., M.E. Cannon and J. Bird (1997) Evaluation of GPS-Aided Artillery Positioning and Orientation Methods. Canadian Aeronautics and Space Journal, Can. Aeronautics and Space Institute, Ottawa, 43, 2, 83-91.

Paper - Hayashi, N. and G. Lachapelle (1997) Augmentation of GPS with a Barometer and a Heading Rate Gyroscope for Navigation Under Signal Masking. Canadian Aeronautics and Space Journal, Can. Aeronautics and Space Institute, Ottawa, 43, 2, 141-150.

Paper - Zischinsky, R., J. Henriksen and G. Lachapelle (1997) An Investigation of GPS Post-Mission Single Point Positioning Errors. Allgemeine Vermessungs-Nachrichten, Herbert Wichmann Verlag, Heidelberg, 2, 1997, 52-60.

Paper - Skone, S. and M.E. Cannon (1997) Performance Evaluation of the NRCan Wide Area System, Canadian Aeronautics and Space Journal, Vol. 43, No. 2, pp. 92-100.

Paper - Varner, C. and M.E. Cannon (1997) The Effects of Altitude on GPS Dilution of Precision and Coverage, Canadian Aeronautics and Space Journal, Vol. 43, No. 2, pp. 76-82.

Paper - McKenzie, R.C., R.J. George, S.A. Woods, M.E. Cannon and D.L. Bennett (1997) Use of the Electromagnetic-induction Meter (EM38) as a Tool In Managing Salinisation, Hydrogeology Journal, Journal of the International Association of Hydrogeologists, Vol. 5, No. 1, pp. 37-50.

Paper - Szarmes, M.C., G. Lachapelle and M.E. Cannon (1997) Development of a Low Cost Real-Time Twin-Antenna GPS Heading System. Contract Report for Defence Research Establishment Ottawa, Department of National Defence.

Paper - Skone, S., M.E. Cannon, K. Lochhead, P. Heroux and F. Lahaye (1996) Performance evaluation of the NRCan wide area system, Proceedings of the ION GPS-96, Kansas City, Missouri, September 17-20, pp. 1793-1802, 1996. (Best Paper Award)

Presentation - Lachapelle, G. (1996) GPS and Opportunities in Geomatics Engineering. Presented at BCIT, Burnaby, B.C., January 19.

Presentation - Lachapelle, G. and M.E. Cannon (1996) A Review of Current and Emerging GPS Technologies for Flight Test Analysis. Presented at Flight Test Symposium, 43 Annual Conference, Canadian Aeronautics and Space Institute, Ottawa, April 29 - May 1.

Presentation - Lachapelle, G., M.E. Cannon, H. Sun, C. McMillan and M. Vinnins (1996) Precise DGPS Shipborne Positioning with High Performance Code and Semicodeless Technologies. Presented at Biennal Canadian Navigation Society Symposium, 43 Annual Conference, Canadian Aeronautics and Space Institute, Ottawa, April 29 - May 1.

Presentation - Cannon, M.E., G. Lachapelle and J. Bird (1996) Evaluation of GPS-Aided Artillery Positioning and Orientation Methods. Presented at Biennal Canadian Navigation Society Symposium, 43 Annual Conference, Canadian Aeronautics and Space Institute, Ottawa, April 29 - May 1.

Thesis - Hayashi, N. (1996) Augmentation of GPS with a Barometer and a Heading Rate Gyroscope for Urban Vehicular Navigation, MSc Thesis, published as UCGE Report No. 20098, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Schleppe, J. (1996) Development of a Real-time Attitude System Using a Quaternion Parameterization and Non-Dedicated GPS Receivers, MSc Thesis, published as UCGE Report No. 2009, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Tang, C. (1996) Accuracy and Reliability of Various DGPS Approaches, MSc Thesis, published as UCGE Report No. 20095, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Kondo, H., A. Sugiyama and M.E. Cannon (1996) Precise Carrier Phase GPS and its Application to Real-time Landslide Detection, Proceedings of the IEEE Region 10 Conference (TENCON), Perth , November.

Paper - Klukas, R., G. Lachapelle, M. Fattouche, A. Borsodi and M. Asteridge (1996) A System to Position Cellular Telephones Using GPS Time Synchronization. Proceedings of Third World Congress on Intelligent Transport Systems, ITS America, Orlando, Fl, October 14-18.

Paper - Lachapelle, G., A. Bruton, J. Henriksen, M.E. Cannon and C. McMillan (1996) Evaluation of High Performance Multipath Reduction Technologies for Precise DGPS Shipborne Positioning. The Hydrographic Journal, no. 82 (October), pp. 11-17.

Paper - Hayashi, N. (1996) Low-Cost Sensor Constraint GPS Vehicle Navigation in a Urban Environment. Proceedings of GPS-96 (Kansas City, September 17-20), The Institute of Navigation, Alexandria, VA, pp. 1409-1417. (Best ION GPS-96Student Paper Award)

Paper - Raquet, J. and G. Lachapelle (1996) Determination and Reduction of GPS Reference Station Multipath Using Multiple Receivers. Proceedings of GPS96 (Session B4, Kansas City, September 17-20), The Institute of Navigation, Alexandria, VA , pp. 673-681.
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Paper - Henriksen, J., G. Lachapelle, J. Raquet and J. Stephen (1996) Analysis of Stand-Alone GPS Positioning Using Post-Mission Information. Proceedings of GPS-96 (Session A3), (Kansas City, September 17-20), The Institute of Navigation, Alexandria, VA, pp. 251-259.

Paper - Sun, H., Cannon, M.E., Lachapelle, G., D. Connell and P. Shouldice (1996) Application of Low-Cost GPS Technology for Sonobuoy Positioning. Lighthouse, 54 (Fall Issue) Canadian Hydrographic Association, Ottawa, pp. 7-12.

Paper - Klukas, R., A. Borsodi, M. Asteridge, M. Fattouche and G. Lachapelle (1996) A System to Position Analog Cellular Telephones. Proceedings of 8th International Conference on Wireless Communications (Wireless 96), Calgary, 8-10 July, 17-28.

Paper - Nolan, S.C., G.W. Haverland, T.W. Goddard, M. Green, D.C. Penney, J.A. Henriksen and G. Lachapelle (1996) Building a yield map from geo-referenced harvest measurements. Proc. 3rd Intl Conference on Precision Agriculture, Minneapolis, MN. June 23-26, 1996. ASA, CSSA, SSSA, Madison, WI., 885-892.

Paper - Raquet, J. (1996) Multiple Reference GPS Receiver Multipath Mitigation Technique. Proceedings of Annual Meeting of The Institute of Navigation (Cambridge, MA, June 18-20), Alexandria, VA, pp. 681-690.
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Paper - Sun, H., M.E. Cannon, G. Lachapelle, D. Connell and P. Shouldice (1996) Application of Low-Cost GPS Technology for Sonobuoy Positioning. Proceedings of 52nd Annual Meeting, The Institute of Navigation, Cambridge, MA, June 18-20, pp. 167-174.

Paper - Cannon, M.E. and G. Lachapelle (1996) Sub-Meter Real-Time Differential GPS and Attitude Determination for Unmanned Navigation. Proceedings of AeroSense'96, SPIE, Orlando, FL, April 8-9, 1996.

Paper - Lachapelle, G., M.E. Cannon, D.C. Penney and T. Goddard (1996) GIS/GPS Facilitates Precision Farming. GIS World, Vol. 9, No. 7, pp. 54-56.

Paper - Lan, H. and M.E. Cannon (1996) Development of a Real-time Kinematic GPS System: Design, Performance and Results, Proceedings of the ION National Technical Meeting , Santa Monica, January 22-24, pp. 605-613.

Paper - Lachapelle, G. (1996) Navigation Accuracy for Absolute Positioning. AGARD Lecture Series MSP LS 207 on System Implications and Innovative Application of Satellite Navigation, NATO, Paris.

Paper - Lachapelle, G. (1996) Attitude Determination. AGARD Lecture Series MSP LS 207 on System Implications and Innovative Application of Satellite Navigation, NATO, Paris.

Paper - Cannon, M.E. and H. Sun (1996) Assessment of a Non-Dedicated GPS Receiver System for Precise Airborne Attitude Determination, Photogrammetry and Remote Sensing, Journal of the ISPRS, Vol. 51, pp. 99-108.

Paper - Raquet, J., G. Lachapelle, W. Qiu, G.,C. Pelletier, T. Nash, Snodgrass, P. Fenton and T. Holden (1996) Development and Testing of a Mobile Pseudolite Concept for Precise Positioning. Navigation, The Institute of Navigation, Alexandria, VA, 43, 2, 149-165.
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Paper - Lachapelle, G., M.E. Cannon, G. Lu and B. Loncarevic (1996) Shipborne GPS Attitude Determination During MMST-93. IEEE Journal of Oceanic Engineering, Vol. 21, No. 1, pp. 100-105.
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Paper - Lachapelle, G., M.E. Cannon, W. Qiu and C. Varner (1996) Precise Aircraft Single Point Positioning Using GPS Post-Mission Orbits and Satellite Clock Corrections. Journal of Geodesy, Official Journal of the International Association of Geodesy, 70, 6, pp. 562-571.

Paper - Lachapelle, G., M.E. Cannon, C. Tang, H. Lan, S. Wee, S. Ryan and F. Forbes (1996) DGPS Positioning Accuracy Performance Analysis with RTCM Message Types 1/9 and 18-21 Using Various Receiver Technologies. Canadian Aeronautics and Space Journal, Can. Aeronautics and Space Institute, Ottawa , 42, 1, 37-44.

Paper - Shi, J., E.J. Krakiwsky and M.E. Cannon (1996) The Effect of Errors in the Initial Data on the Reference Variance Factor and Accuracy Estimates, Journal of Geodesy, Vol. 70, No. 5, pp. 250-255.

Paper - Lachapelle, G., M.E. Cannon, W. Qiu and C. Varner (1996) Precise Aircraft Single Point Positioning Using Post-Mission Orbits and Satellite Clock Corrections, Journal of Geodesy, Vol. 70, pp. 562-571.

Paper - Kondo, H., M.E. Cannon, N. Shimizu and K. Nakagawa (1996) Development of a Ground Displacement Monitoring System by Using the Global Positioning System, Journal of Construction Management and Engineering, Japanese Society of Civil Engineers, Vol. 32, No. 546, pp. 157-168.

Paper - Lachapelle, G., M.E. Cannon and R. Harvey (1996) Development of a Low Cost GPS Attitude Determination System. Contract Report, Defence Research Establishment Ottawa, Department of National Defence.

Paper - Xu, P., M.E. Cannon, and G. Lachapelle (1995) Mixed Integer Programming for the Resolution of GPS Carrier Phase Ambiguities. Presented at Symposium G11 - Section IV: Genereal Theory and Methodology, IAG General Assembly, Boulder, CO, 2-14 July.
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Paper - Skone, S. H., E. F. Donovan and G. Rostoker (1995) Characterizing the quiet time magnetic field at geostationary orbit, Journal of Geophysical Research, 100, pp. 23583-23596.

Presentation - Lachapelle, G. and M.E. Cannon (1995) GPS for Air Navigation: Status and Prospects. Invited Paper, 7th Annual Canadian Aviation Safety Symposium (CASS '95), Vancouver, April 22-26.

Presentation - Lachapelle, G. (1995) Research Fund Management - A Researcher's View: More Questions Than Answers!, Invited Paper, Can. Ass. Univ. Res. Adm (CAURA) Ann. Mtg, Ottawa, May 8.

Presentation - McKenzie, R.C., G. Lachapelle and N.F. Clark (1995) How to Improve the Accuracy of Soil Salinity Measurements with an Electromagnetic Induction Meter. Presented at Intern. Conference of Hydrologists and Ground Water Geologists, Edmonton, June 7.

Presentation - Lachapelle, G. (1995) GPS - Current and Emerging Technologies and Applications. Invited Paper, University of Durban, South Africa, July 17.

Presentation - Lachapelle, G. (1995) GPS Kinematic Positioning - Current and Emerging Technologies and Applications. Invited Paper, University of Cape Town, South Africa, July 18.

Presentation - Lachapelle, G. (1995) Current and Emerging Receivers Technologies and Capabilities. Invited Paper, GPS Conference, Pretoria, South Africa, 20-21 July.

Presentation - Lachapelle, G. (1995) A Review of Land, Air and Marine GPS Kinematic Positioning and Attitude Determination and Applications. Invited Paper, GPS Conference, Pretoria, South Africa, 20-21 July.

Presentation - Lachapelle, G. (1995) Emerging Trends in GPS. Invited Presentation, Canadian Institute of Geomatics Calgary Branch, 21 November.

Paper - Goddard, T.W., D.C. Penney, R.C. McKenzie, M.E. Cannon and G. Lachapelle (1995) The Potential of GPS and GIS in Precision Agriculture. Proceedings of GEomatique V Symposium (MontrEal, November 9-10), Can. Inst. of Geomatics, pp. 75-89.

Paper - Lachapelle, G. (1995) Navigation terrestre et GEomatique Mobile, Proceedings of GEomatique V Symposium (MontrEal, November 9-10), Can. Inst. of Geomatics, pp. 105-14. (Invited Paper)

Paper - Lachapelle, G., H. Sun, M.E. Cannon and C. McMillan (1995) Precise GPS Shipborne Positioning Experiments with Code and Semicodeless Receivers. Lighthouse, 52 (Fall Issue) Canadian Hydrographic Association, Ottawa, pp. 13-20.

Paper - Raquet, J., G. Lachapelle, W. Qiu, C. Pelletier, T. Nash, P. Fenton and T. Holden (1995) Development and Testing of a Mobile Pseudolite Concept for Precise Positioning. Proceedings of GPS-95 (Palm Springs, 12-15 September), The Institute of Navigation, Alexandria, VA , pp. 817-826. (ION GPS95 Best Paper Award)

Paper - Lu, G., M.E. Cannon and G. Lachapelle (1995) Improving the Reliability of OTF Ambiguity Resolution with Dual Frequency GPS Observations. Proceedings of GPS-95 (Palm Springs, 12-15 September), The Institute of Navigation, Alexandria, pp. 1111-1116.

Paper - Lachapelle, G., M.E. Cannon, C. Tang, H. Lan, S. Wee and S. Ryan (1995) DGPS Positioning Accuracy Performance Analysis with RTCM Message Types 1/9 and 18-21 Using Various Receiver Technologies. Proceedings of GPS-95 (Palm Springs, 12-15 September), The Institute of Navigation, Alexandria, pp. 899-906.

Paper - Kondo, H. and M.E. Cannon (1995) Real-time Landslide Detection System Using Precise Carrier Phase GPS, Proceedings of ION GPS95, Palm Springs, September 12-15.

Paper - Lu, G., M.E. Cannon and G. Lachapelle (1995) Improving the Reliability of OTF Ambiguity Resolution with Dual Frequency Observations, Proceedings of ION GPS95, Palm Springs, September 12-15, pp. 1111-1116.

Paper - Lachapelle, G., M.E. Cannon, C. Tang, H. Lan, S. Wee and S. Ryan (1995) DGPS Positioning Accuracy Performance Analysis with RTCM Type 9 and 18-21 Messages Using Various Receiver Technologies, Proceedings of ION GPS95, Palm Springs, September 12-15, pp. 899-906.

Paper - Goddard, T.W., G. Lachapelle and T.C. Martin (1995) The Future of GIS and GPS in Agriculture. Invited Paper, National Conference on Pesticide Application Technology, August 10-11, Guelph, Ontario.

Paper - Cannon, M.E. and G. Lachapelle (1995) Kinematic GPS Trends - Equipment, Methodologies and Algorithms. (Invited Paper), Proceedings of IAG Symposium G1 on Kinematic Applications of the GPS, XXI General Assembly of Intern. Union of Geodesy and Geophysics (Boulder, CO, 2-14 July)

Paper - Xu, P., M.E. Cannon and G. Lachapelle (1995) Mixed Integer Programming for the Resolution of GPS Carrier Phase Ambiguities. Presented at Symposium G11 - Section IV: General Theory and Methodology, IAG General Assembly, Boulder, CO, 2-14 July.

Paper - McKenzie, R.C., G. Lachapelle and N.F. Clark (1995) How to Improve the Accuracy of Soil Salinity Measurements with an Electromagnetic Induction Meter, Presented at Intern. Conference of Hydrologists and Ground Water Geologists, Edmonton, June 7.

Paper - Lachapelle, G., H. Sun, M.E. Cannon and C. McMillan (1995) Precise GPS Shipborne Positioning Experiments with Semicodeless Receivers. Proceedings of 51st Annual Meeting, Institute of Navigation (Colorado Springs, June 5-7), pp. 613-620.

Paper - McKenzie, R.C., G. Lachapelle, N.F. Clark and F. Snelgrove (1995) Possibilities and Problems Mapping Soil Salinity with Electromagnetic Induction and Global Positioning Methods. Dryland Salinity Intern. Congress, Intern. Ass. of Hydrogeologists, Edmonton, June 4-10.

Paper - Cannon, M.E. and G. Lachapelle (1995) Kinematic GPS Trends - Equipment, Methodologies and Applications, Proc. of the IAG Symposium G1, XX General Assembly of the Intern. Union of Geodesy and Geophysics, Boulder, July 2-14.

Paper - Xu, P., M.E. Cannon and G. Lachapelle (1995) Mixed Integer Programming for the Resolution of PGS Carrier Phase Ambiguities. IUGG 95 Assembly, Boulder CO, 2-14 July.

Paper - Long, D. G.R. Carlson, G.A. Nielsen and G. Lachapelle (1995) Increasing Profitability With Variable Rate Fertilization. Montana AgResearch, MSU Communications Services, Bozeman, MT, Spring 1995 Issue, pp. 4-8.

Paper - Lachapelle, G. and J. Henriksen (1995) GPS Under Cover: The Effect of Foliage on Vehicular Navigation. GPS World, Vol. 6, No. 3 (March Issue), pp. 26-35.

Paper - Haverland, M., G. Lachapelle, M.E. Cannon and G. Lu (1995) Analysis of Various Receiver Technologies for cm-Level Accuracy Aircraft Trajectory Determination. Proceedings of International Symposium on Precision Approach and Automatic Landing, (Braunschweig, 21-24 February), The German Institute of Navigation, pp. 425-435.

Paper - Kondo, H., M.E. Cannon, N. Shimizu and K. Nakagawa (1995) Real-time Monitoring System Using GPS for Measurements of Rock Displacement, Proceedings of the 26th Symposium of Rock Mechanics, Committee of Rock Mechanics J.S.C.E., January 19-20, Japan, pp. 396-400.

Paper - Lachapelle, G., M.E. Cannon, W. Qiu and C. Varner (1995) An Analysis of Differential and Absolute GPS Aircraft Positioning. Proceedings of ION National Technical Meeting (Anaheim, January 18-20), pp. 701-710.

Paper - Qiu, W., G. Lachapelle and M.E. Cannon (1995) Ionospheric Effect Modelling for Single Frequency GPS Users. Manuscripta Geodaetica, Springer Verlag, Vol. 20, No. 2, pp. 96-109.

Paper - Lovse, J.W., W.F. Teskey, G. Lachapelle and M.E. Cannon (1995) Dynamic Deformation Monitoring of a Tall Structure Using GPS Technology. Journal of Surveying Engineering, American Society of Civil Engineers, 121, 1, 35-40.

Paper - Lachapelle, G., R. Klukas, D. Roberts, W. Qiu and C. McMillan (1995) One-Meter Level Kinematic Point Positioning Using Precise Orbit and Timing Information. Geomatica, Can. Inst. of Geomatics, Ottawa, Vol 49, No. 2, 193-203.

Paper - McMillan, J.C., D.A.G. Arden, G. Lachapelle and G. Lu (1995) Dynamic GPS Attitude Performance Using INS/GPS Reference. Canadian Aeronautics and Space Journal, Canadian Aeronautics and Space Institute, Ottawa, Vol. 41, No. 1, pp. 13-20.

Paper - MelgArd, T., B. Forssell, N. Kjerstad and G. Lachapelle (1995) Loran-C TD Distortion Measurements at the Norwegian Coast. Ortung und Navigation, Deutsche Gesellschaft fr Ortung und Navigation, 1/1995, pp. 54-66.

Paper - Chen, D. and G. Lachapelle (1995) A Comparison of the FASF and Least-Squares Search Algorithms for Ambiguity Resolution On The Fly. Navigation, Journal of The Institute of Navigation, Vol. 42, No. 2, Alexandria, VA, pp 371-390.
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Paper - Cannon, M.E. and J. Shi (1995) Precise Airborne DGPS Positioning with a Multi-Receiver Configuration: Data Processing and Accuracy Evaluation, Canadian Aeronautics and Space Journal, Vol. 41, No.1, pp. 40-48.

Paper - Shi, J. and M.E. Cannon (1995) Critical Error Effects and Analysis in Airborne DGPS Positioning Over Large Areas, Bulletin GEodEsique, Vo. 69, No.4, pp. 261-273.

Paper - Cannon, M.E., G. Lachapelle and H. Gehue (1995) Environmentally Sustainable Farming Using Navigation Satellites, Vol. 5, No. 1, Engineering Newsletter, Faculty of Engineering, The University of Calgary, p. 7.

Paper - Lu, G. and M.E. Cannon (1995) Attitude Determination Using a Multi-Antenna GPS System for Hydrographic Applications. Marine Geodesy, 17, 4, 237-250.

Thesis - Melgard, T. (1994) Loran-C TD Distortion Measurements in Norway. Master thesis, The Norwegian Institute of Technology

Thesis - Skone, S. (1994) Characterizing the Magnetic Field at Geostationary Orbit, MSc Thesis, University of Alberta, Edmonton, Canada, 1994.

Special Publication - International Symposium on Kinematic Systems in Geodesy, Geomatics, and Navigation. KIS94. University of Calgary. Banff, Canada. August 30th - Sept 2, 1994.
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Presentation - Lachapelle, G. (1994) GPS Concepts and Applications to GIS/LIS. Invited Lecture, Asia GIS/LIS AM/FM and Spatial Analysis Conference Workshop, Hong Kong, 28-31 March.

Presentation - Lachapelle, G. (1994) Global Navigation Satellite Systems for Air Navigation: Status and Prospects. Invited Paper, Annual Airworthiness Symposium, Western Aircraft Maintenance Engineers Association, Calgary, March 17-18.

Presentation - Lachapelle, G. (1994) Sub-Metre DGPS Positioning for Marine and Airborne Applications. Presented at 10th Symposium on Navigation, Annual Conference of the Canadian Aeronautics and Space Institute, Winnipeg, 2-4 May.

Presentation - Cannon, M.E. and G. Lachapelle (1994) GPS Attitude Determination and Applications. Presented at 10th Symposium on Navigation, Annual Conference of the Canadian Aeronautics and Space Institute, Winnipeg, 2-4 May.

Presentation - Penney, D. G. Lachapelle, P. Crown and T.W. Goddard (1994) Integration of GPS With Precision Farming Systems. Presented at LIS/GIS Alberta 1994 Fourth Annual Information Exchange, Edmonton, October 12.

Presentation - McKenzie, R.C., G. Lachapelle, D. Roberts, M.E. Cannon and N.F. Clark (1994) Mapping Soil Salinity with GPS in Real-Time. Presented at ASA-CSSA-SSSA 1994 Annula Meetings, Nov 13-18, Seattle, WA.

Thesis - Lu, G. (1994) Development of a GPS Multi-Antenna System for Attitude Determination, PhD Thesis, published as UCGE Report No. 20073, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Gehue, H.L. (1994) GPS Integrated Systems for Precision Farming, MSc Thesis, published as UCGE Report No. 20072, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Chen, D. (1994) Development of a Fast Ambiguity Search Filtering (FASF) Method for GPS Carrier Phase Ambiguity Resolution, PhD Thesis, published as UCGE Report No. 20071, Department of Geomatics Engineering, The University of Calgary.
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Thesis - Shi, J. (1994) High Accuracy Airborne Differential GPS Positioning Using a Multi-Receiver Configuration, MSc Thesis, UCGE Report No. 20061, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Sun, H. (1994) GPS/INS Integration for Airborne Applications, MSc Thesis, published as UCGE Report No. 20069, Department of Geomatics Engineering, University of Calgary, Canada.

Paper - McKenzie, R.C., G. Lachapelle, D. Roberts, M.E. Cannon and N.F. Clark (1994) Mapping Soil Salinity with GPS in Real-Time. Presented at ASA-CSSA-SSSA 1994 Annual Meetings, Nov 13-18, Seattle, WA.

Paper - MelgArd, T., B. Forssell and G. Lachapelle (1994) Loran-C TD Distortion Measurements at the Norwegian Coast. Proceedings of Annual Technical Meeting of WGA, Newport, R.I., November 1-4.

Paper - Lu, G., M.E. Cannon, G. Lachapelle and P. Kielland (1994) Shipborne Attitude Determination Using Multi-Antenna GPS Technologies. IEEE Transactions on Aerospace and Electronic Systems, Correspondance, 30, 4, October 94, 1053-1058.

Paper - Lachapelle, G., R. Klukas, D. Roberts, W. Qiu and C. McMillan (1994) One-Meter Level Kinematic Point Positioning Using Precise Orbit and Tming Information. Proceedings of GPS-94 (Salt Lake City, September 21-23), The Institute of Navigation, Alexandria, VA, pp. 1435-1443.

Paper - Lachapelle, G., J. Henriksen and T. MelgArd (1994) Seasonal Effect of Tree Foliage on GPS Signal Availability and Multipath for Vehicular Navigation. Proceedings of GPS-94 (Salt Lake City, September 21-23), The Institute of Navigation, Alexandria, VA, pp. 527-532.

Paper - Brown, J. M., M.E. Cannon, D.W. Roberts and J.G. Morgan (1994) Comparison Methods for Obtaining Absolute WGS84 Positions to Remote Locations, Proceedings of ION GPS-94, Salt Lake City, September 20-23, pp. 51-60.

Paper - Cannon, M.E., H. Sun, T.E. Owen and M.A. Meindl (1994) Assessment of a Non-Dedicated GPS Receiver System for Precise Airborne Attitude Determination, Proceedings of the ION GPS-94, Salt Lake City, September 20-23, pp. 645-654.

Paper - Sun, H. (1994) Integration of INS with Multiple GPS Antennas. Proceedings of ION GPS94 (Salt Lake City, September 20-23). (Best Student Paper Award at GPS94)

Paper - Lu, G. (1994) Attitude Determination Using a Multi-Antenna GPS System for Hydrographic Applications. Proceedings of International Symposium on Marine Positioning -- INSMAP 94, Hannover, Germany, September 19-23. (INSMAP Best Student Paper Award)

Paper - Shi, J. and M.E. Cannon (1994) Precise Airborne DGPS Positioning with a Multi-Antenna Configurations: Data Processing and Accuracy Evaluation, Proceedings of the International Symnposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS94, Banff, August 30-September 2, pp.

Paper - Lachapelle, G., G. Lu and B. Loncarevic (1994) Precise Shipborne Attitude Determination Using Wide Antenna Spacing. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS94, August 30 - September 2, Dept of Geomatics Engineering, The University of Calgary, pp. 323-330.

Paper - Chen, D. and G. Lachapelle (1994) A Comparison of the FASF and Least-Squares Search Algorithms for Ambiguity Resolution On The Fly. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation - KIS94, August 30 - September 2, Dept of Geomatics Engineering, The University of Calgary, p. 241-253.

Paper - Cannon, M.E., R.C. McKenzie and G. Lachapelle (1994) Soil Salinity Mapping With Electromagnetic Induction and Satellite-Based Navigation Methods. Can. Journ. of Soil Science, Agricultural Institute of Canada, Vol. 74, No. 3 (August ), pp. 335-343.
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Paper - Cannon, M.E. (1994) The Use of GPS for GIS Georeferencing: Status and Applications, Proceedings of the Canadian Conference on GIS-94/ISPRS, Ottawa, June 6-10, pp. 654-664.

Paper - Schwarz, K.P., M.A. Chapman, M.E. Cannon, P. Gong and D. Cosandier (1994) A Precise Positioning/Attitude System in Support of Airborne Remote Sensing, Proceedings of the ISPRS Commission II, Ottawa, June 6-10, pp. 191-202.

Paper - Lachapelle, G.(1994) Precise GPS Positioning and Attitude Determination for Hydrography. Geodetical Info Magazine, International Journal for Surveying, Mapping and applied GIS, Vol. 8, No. 6 (June Issue), pp. 74-75.

Paper - Lachapelle, G. and M.E. Cannon (1994) Attitude Determination by GPS. Sea Technology, Vol. 35, No. 6 (June Issue), pp. 17-19.

Paper - Tiemeyer, B., G. Schnzer, M.E. Cannon and G. Lachapelle (1994) High Precision Aircraft Navigation Using GPS L1 Carrier-Wave Measurements. Proceedings of 3rd International Conference on Differential Satellite Navigation Systems (DSNS), Paper No. 23, 18-22 April, The Royal Institute of Navigation, London.

Paper - Cannon, M.E., G. Lachapelle, W. Qiu, S.L. Frodge and B. Remondi (1994) Performance Analysis of a Narrow Correlator Spacing Receiver for Precise Static GPS Positioning, Proceedings of the IEEE PLANS'94, Las Vegas, April 11-15, pp. 355-360.

Paper - Tiemeyer, B., M.E. Cannon, G. Lachapelle and G. Schnzer (1994) Satellite Navigation for High Precision Aircraft Navigation with Emphasis on Atmospheric Effects. Proceedings of IEEE PLANS'94, IEEE, April 11-15, New York, pp. 394-401.

Paper - Lachapelle, G., R. Klukas, W. Qiu and T. MelgArd (1994) Single Point Satellite Navigation Accuracy - What the Future May Bring. Proceedings of PLANS'94, IEEE, April 11-15, New York, pp. 16-22.

Paper - MelgArd, T., G. Lachapelle and H. Gehue (1994) GPS Signal Availability in a Urban Area - Receiver Performance Analysis. Proceedings of PLANS'94, IEEE, April 11-15, New York, pp. 487-493.

Paper - Lu, G., G. Lachapelle, M.E. Cannon and B. Vogel (1994) Performance Analysis of a Shipborne Gyrocompass with a Multi-Antenna GPS System. Proceedings of PLANS'94, IEEE, April 11-15, New York, pp. 337-343.

Paper - Shi, J. and M.E. Cannon (1994) High Accuracy Airborne GPS Positioning: Testing, Data Processing and Results, Proceedings of the IEEE PLANS'94, Las Vegas, April 11-15, pp. 547-554.

Paper - McKenzie, R.C., G. Lachapelle, M.E. Cannon and D.C. Penney (1994) Agricultural Uses of Global Positioning Systems to Map Soil Salinity and Control Crop Inputs. Proceedings of Dryland Salinity Causes to Cures Workshop, Lethbridge, Alberta, February 8-9.

Paper - Qiu, W., G. Lachapelle and M.E. Cannon (1994) Recovery of the Absolute and Relative Ionospheric Effects Using the Single Frequency Code-Carrier Phase Divergence Technique. Proceedings of National Technical Meeting, The Institute of Navigation, January 24-26, Alexandria, VA., pp. 911-919.

Paper - Lachapelle, G. (1994) Marine Navigation and Surveying Developments. (Invited Paper) Proceedings of National Technical Meeting, The Institute of Navigation, January 24-26, Alexandria, VA., pp. 5-11.

Paper - Sun, H., M.E. Cannon, T. Owen and M. Meindl (1994) An Investigation of Airborne GPS/INS for High Accuracy Position and Velocity Determination. Proceedings of the ION National Technical Meeting (San Diego, January 24-26), 801-809.

Paper - Gehue, H., M.E. Cannon, G. Lachapelle, M. Green, T.W. Goddard and D. Penney (1994) GPS System Integration and Field Approaches in Precision Farming, Proceedings of the ION NTM, San Diego, January 24-26, pp. 549-556.

Paper - Tiemeyer, B., G. Schnzer, M.E. Cannon and G. Lu (1994) Ambiguity Resolution of GPS L1 Carrier-Wave Measurements for High Precision Aircraft Navigation, Proceedings of the ION NTM, San Diego, January 24-26, pp. 779-792.

Paper - Van Dierendonck, K.J., M.E. Cannon, M. Wei and K.P. Schwarz (1994) Error Sources in GPS-Determined Acceleration for Airborne Gravimetry, Proceedings of the ION NTM, San Diego, January 24-26, pp. 811-820.

Paper - Cannon, M.E., G. Lachapelle and H. Gehue (1994) GPS for Precision Farming, Proceedings of the 1994 Conservation Workshop, ACTS, Edmonton, January 16-19.

Paper - Penney, D. G. Lachapelle, P. Crown and T.W. Goddard (1994) Integration of GPS With Precision Farming Systems. Presented at LIS/GIS

Paper - Lu, G., M.E. Cannon, G. Lachapelle and P. Kielland (1994) Shipborne Attitude Determination Using Multi-Antenna GPS Technologies. IEEE Transactions on Aerospace and Electronic Systems, Correspondance, 30, 4, 1053-1058.

Paper - Lachapelle, G., B. Townsend, D. Gray, R. Hare and K. Lynberg (1994) GPS and Loran-C in Dixon Entrance: Availability, Reliability, Accuracy and Calibration. Geomatica, Canadian Institute of Geomatics, Ottawa, Vol 48, No. 2, pp. 111-130.
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Paper - Lachapelle, G., H. Sun, M.E. Cannon and G. Lu (1994) Precise Aircraft-to-Aircraft Positioning Using a Multiple Receiver Configuration. Canadian Aeronautics and Space Journal, Can. Aeronautics and Space Institute, Vol. 40, No. 2, pp. 74-78.

Paper - Lachapelle, G., M.E. Cannon, H. Gehue, T. Goddard and D. Penney (1994) GPS System Integration and Field Approaches In Precision Farming. Navigation, Vol. 41, No. 3, The Institute of Navigation, Alexandria, pp.323-335.
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Paper - Lachapelle, G., C. Liu, G. Lu, Q. Weigen and R. Hare(1994) Water-Borne Leveling with GPS. Marine Geodesy, Vol. 17, No. 4, pp. 271-278.

Paper - Eliason, M., D. Heane, T. Goddard, M. Green, C. McKenzie, D. Penney, H. Gehue, G. Lachapelle and M.E. Cannon (1994) Yield Measurement and Field Mapping with an Integrated GPS System. Presented at 2nd Intern. Conference on Site-Specific Management for Agricultural Systems, Bloomington/Minneapolis, MN, 27-30 March.

Paper - Gehue, H., M.E. Cannon, G. Lachapelle, T. Goddard and D. Penney (1994) The Role of GPS for System Integration in Precision Farming. 1994 Conservation Workshop, ACTS, Edmonton, 16-19 January.

Paper - Rostoker, G. and S. Skone (1993) Magnetic flux mapping considerations in the auroral oval and the Earth's magnetotail, Journal of Geophysical Research, 98, pp. 1377-1384.

Presentation - Lachapelle, G. (1993) GPS in Geophysics - Current Capabilities and Prospects. Invited Paper, 3rd International Congress of the Brazilian Geophysical Society, Rio de Janeiro, 7-11 November.

Presentation - Cannon, M.E. (1993) On the Fly Ambiguity Resolution: Single and Dual Frequency Results, Proceedings of the Workshop on Airborne Geophysics, US National Research Council, Washington, D.C., July 12-14.

Thesis - Townsend, B.R. (1993) Calibration and Analysis of Loran-C Using a Mobile GPS System, MSc Thesis, published as UCGE Report No. 20056, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Liu, C. (1993) Precise GPS Positioning in the Marine Environment, MSc Thesis, published as UCGE Report No. 20055, Department of Geomatics Engineering, University of Calgary, Canada.
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Thesis - Qiu, W. (1993) An Analysis of Some Critical Error Sources in Static GPS Surveying, MSc Thesis, published as UCGE Report No. 20054, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Lachapelle, G., D. Gray, B. Townsend, R. Hare and K. Lynberg (1993) GPS and Loran-C in Dixon Entrance: Availability, Reliability, Accuracy and Calibration. Proceedings of WGA International Loran-C/GNSS Symposium, Santa Barbara, CA, 19-21 October.

Paper - Lachapelle, G., B. Townsend, H. Gehue and M.E. Cannon (1993) GPS Versus Loran-C for Vehicular Navigation in Urban And Mountainous Areas. Proceedings of IEEE-IEE Vehicle Navigation and Information Systems Conference, October 12-15, IEEE Catalogue #93CH3285-4, pp. 456-459.

Paper - Lachapelle, G., B. Townsend, H. Gehue and M.E. Cannon (1993) Integrated GPS/Loran-C for Vehicular Navigation in Urban and Mountainous Areas, Proceedings of the Vehicular Navigation and Information Systems Symposium, Ottawa, October 12-15.

Paper - Lachapelle, G., C. Liu and G. Lu (1993) Quadruple Single Frequency Receiver System for Ambiguity Resolution on the Fly. Proceedings of ION GPS93, September 22-24, The Institute of Navigation, Alexandria, VA, pp. 1167-72.

Paper - Lachapelle, G., G. Lu, Q. Weigen, C. Liu, D. Chen and R. Hare(1993) Water Level Profiling With GPS. Proceedings of ION GPS93, September 22-24, The Institute of Navigation, Alexandria, VA, pp. 1581-87.

Paper - Cannon, M.E. and M. Haverland (1993) Experiences of GPS Attitude Determination with a Helicopter Pod, Proceedings of the Sixth International Technical Meeting of the ION Satellite Division, GPS-93, Salt Lake City, September 22-24, pp. 633-641.

Paper - Cannon, M.E., E. Berry and M. King (1993) Testing a Lightweight GPS/GIS Terminal for Sub-Meter DGPS Positioning, Proceedings of the Sixth International Technical Meeting of the ION Satellite Division, GPS-93, Salt Lake City, September 22-24, pp. 1011-1020.

Paper - Lachapelle, G. (1993) Carrier Phase Receiver Noise and Multipath Estimation. Proceedings of Workshop on Airborne Geophysics and Precise Positioning: Scientific Issues and Future Directions, U.S. National Research Council, Washington, D.C., 12-14 July, pp. 18-20.

Paper - Lachapelle, G. and P. Kielland (1993) Advances in GPS Positioning and Attitude Determination for Hydrographic Surveying. Proceedings of Annual Meeting of the Canadian Institute of Geomatics (Toronto, 8-11 June), pp. 282-287.

Paper - Lachapelle, G., R.C. McKenzie, M.E Cannon, B. Townsend and N.F. Clark (1993) Mapping Soil Salinity With Global Positioning and Electromagnetic Induction Methods. Proceedings of 30th Annual Alberta Soil Science Workshop, Edmonton, Alberta, 23 February, pp. 167-170.

Paper - Gehue, H., D. McLintock and M.E. Cannon (1993) Georeferencing with GPS: Performance Analysis in a Forested Environment, Proceedings of GIS'93, February 15-18, Vancouver, pp.175-182.

Paper - Lachapelle, G., B. Townsend, D. Chen and D. Hains (1993) Loran-C TD Calibration in The Lower St.Lawrence Area Using a Mobile DGPS System. Proceedings of National Technical Meeting, The Institute of Navigation, January 20-22, Alexandria, VA, pp. 553 - 560.

Paper - Lachapelle, G., C. Liu, G. Lu, B. Townsend, M.E. Cannon and R. Hare(1993) Precise Marine DGPS Positioning Using P Code and High Performance C/A Code Technologies. Proceedings of National Technical Meeting, The Institute of Navigation, January 20-22, Alexandria, VA, pp. 241-250.

Paper - Lu, G., M.E. Cannon, G. Lachapelle and P. Kielland (1993) Attitude Determination in a Survey Launch Using Multi-Antenna GPS Technologies. Proceedings of National Technical Meeting, The Institute of Navigation, January 20-22, Alexandria, VA, pp. 251-260.
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Paper - Cannon, M.E., G. Lachapelle and G. Lu (1993) Kinematic Ambiguity Resolution With a High Precision C/A Code Receiver. Journal of Surveying Engineering, Amer. Soc. Civil Eng, Vol. 119, No. 4, pp. 147- 155.

Paper - Lu, G., E.J. Krakiwsky and G. Lachapelle (1993) Applications of Inequality Constraint Least-Squares to GPS Navigation Under Selective Availability. Manuscripta Geodaetica, Vol. 18, No.3, Springer Verlag, pp. 124-130.

Paper - Lachapelle, G. and B. Townsend (1993) GPS/Loran-C: An Effective System Mix for Vehicular Navigation in Mountainous Areas. Navigation, Vol. 40, No. 1, The Institute of Navigation, Alexandria, VA, pp. 19-34.
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Paper - Lachapelle, G., M.E. Cannon and G. Lu (1993) A comparison of P Code and High Performance C/A Code GPS Receivers for On The Fly Ambiguity Resolution. Bulletin Géodésique, Springer Verlag, New York, Vol. 67, No. 3, pp. 185-192.

Paper - Lachapelle, G., C. Liu, G. Lu, B. Townsend, M.E. Cannon and R. Hare(1993) Precise Marine DGPS Positioning Using P Code and High Performance C/A Code Technologies. Geomatica, Canadian Institute of Geomatics, Ottawa , Vol 47, No. 2, pp. 117-128.
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Paper - Lachapelle, G., B. Townsend and D. Hains (1993) Analysis and Calibration of Loran-C Signals in the Lower St.Lawrence Area Using GPS. International Hydrographic Review, Monaco, Vol. LXX, No. 2, pp. 7-27.
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Paper - Schade, H., M.E. Cannon and G. Lachapelle (1993) An Accuracy Analysis of Airborne Kinematic Attitude Determination with the NAVSTAR/Global Positioning System. SPN - Journal for Satellite-Based Positioning, Navigation and Communication, Herbert Wichmann Verlag, Karlsruhe, 3, pp. 90-95.

Paper - Cannon, M.E., G. Lachapelle and G. Lu (1993) Kinematic Ambiguity Resolution With a High Performance C/A Code Receiver, Journal of Surveying Engineering, American Society of Civil Engineering Vol. 119, No. 4, pp. 147-155.

Paper - Schwarz, K.P., D. Lapucha, M.E. Cannon and H. Martell (1993) El Uso de GPS/INS en un Sistema de Inventario de Autopisatas, Topografia y Cartografia, Vol. 9, No. 57, pp. 6-19.

Paper - Schwarz, K.P., M.A. Chapman, M.E. Cannon and P. Gong (1993) An Integrated INS/GPS Approach to the Georeferencing of Remotely Sensed Data, Photogrammetric Engineering and Remote Sensing, Vol. 59, No. 11, pp.1667-1674.
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Paper - Hashimi, S.R., E.J. Krakiwsky and M.E. Cannon (1993) Educating Surveying-Geomatics Engineers: United States and Canadian Perspectives, Surveying and Land Information Systems, Journal of the American Congress on Surveying and Mapping, Vol. 53, No. 4, pp. 250-255.

Paper - Schade, H., M.E. Cannon and G. Lachapelle (1993) An Accuracy Ananylis of Airborne Kinematic Attitude Determination with the NAVSTAR/Global Positioning System, SPN Journal, Vol. 3, No. 2, pp. 90-95.

Paper - Cannon, M.E. (1993) Low-Cost GPS Sensors for High Accuracy Positioning, Directions 1994, GPS World.

Paper - Lachapelle, G. and M.E. Cannon (1993) Precise Aircraft-to-Aircraft Positioning with GPS for the U.S. Navy, CASI Log, Canadian Aeronautics and Space Institute, Vol. 1, No.4, pp. 4-5.

Paper - Gehue, H., D. McLintock and M.E. Cannon (1993) Performance of GPS in a Forested Environment, Forestry Oil & Gas Review, Vol.5, No. 2, pp. 42-46.

Paper - Townsend, B., M.E. Cannon and G. Lachapelle (1993) Loran-C and GPS Signal Availability for Urban Navigation - A Case Study, The Goose Gazette, Vol. 92, No.4, p. 8.

Paper - Lachapelle, G., M.E. Cannon and G. Lu (1993) P-Code Versus C/A-Code for Ambiguity Resolution on the Fly, GPS World, Vol. 4, No.2, pp. 48-49.

Paper - Lachapelle G., C. Liu and G. Lu (1993) Quadruple Single Frequency Receiver System for Ambiguity Resolution on the Fly. Proceedings of ION GPS93, The Institute of Navigation, Alexandria, VA, pp. 1167-72.
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Thesis - ERICKSON, C. (1992) Investigations of C/A Code and Carrier Measurements and Techniques for Rapid Static GPS Surveys. MSc Thesis, Report No. 20044, Department of Geomatics Engineering, The University of Calgary.
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Paper - Lachapelle, G., M.E. Cannon and G. Lu (1992) High Precision GPS Navigation with Emphasis on Carrier Phase Ambiguity Resolution, Marine Geodesy, 15(4), 253-269.
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Presentation - Townsend, B. and G. Lachapelle (1992) Loran-C Coverage Validation and Calibration Using a Mobile, GPS-Based, System. Ninth Symposium on Navigation, 39th Annual Conference of the Canadian Aeronautics and Space Institute, Ottawa, 4-5 May.

Presentation - Lachapelle, G. and M.E. Cannon (1992) Precise GPS Navigation Using High Performance C/A Code Receiver Navigation Technology. Ninth Symposium on Navigation, 39th Annual Conference of the Canadian Aeronautics and Space Institute, Ottawa, 4-5 May.

Presentation - Lachapelle, G. (1992) Advanced GPS Equipment Evaluation at The University of Calgary. Aerial/Surface Targets and Weapon Evaluation Technologies Workshop, Defence Research Establishment Suffield, Medecine Hat, 20-22 May.

Presentation - Lachapelle, G., M.E. Cannon, B. Townsend and R.C. McKenzie (1992) Mapping Soil Salinity with Satellite-Based Positioning Methods. Presented at 38th Annual Meeting of the Canadian Society of Soil Science, Edmonton, 9-13 August. (Abstract in Can. Journ. of Soil Science, Vol. 72, No. 3 (August), pp 320.

Presentation - Cannon, M.E., M.G. Sideris and K.P. Schwarz (1992) Experiences with High Precision DGPS and its Application to Airborne Vector Gravity Determination, Presented at the Fall Meeting of the AGU, San Francisco, Dec 7-11.

Presentation - Oswald, J. and M.E. Cannon (1992) Present and Future Impacts of Satellite Survey Techniques in the FIG Community, Presented at the XVII Congress of the International Society for Photogrammetry and Remote Sensing, Washington, D.C., August 2-14.

Presentation - Cannon, M.E. (1992) GPS Software Development and Applications and The University of Calgary, Presented at the Aerial/Surface Targets and Weapon Evaluation Technologies Workshop, DRES, Medicine Hat, May 20-22.

Presentation - Sigouin-Allan, F., S.B. Medd, L.F. Harvey and M.E. Cannon (1992) Economical Environmental Sample Site Positioning Using GPS by DND, Presented at the 9th Symposium on Navigation at the 39th Annual Meeting of the Canadian Aeronautical and Space Institute, Ottawa, May 4-5, 12 pages.

Thesis - McLellan, J.F. (1992) Design and Analysis of a Low Cost GPS Aided Navigation System, MEng Thesis, published as UCGE Report No. 20097, Department of Geomatics Engineering, University of Calgary, Canada.
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Paper - Krynski, J., G. Lachapelle and M.E. Cannon (1992) Precise Navigation and Rapid Static Surveying with High Performance C/A Code Technology. South African Journal of Surveying and Mapping, Vol. 21, Part 6, No. 130 (December), pp. 303-309.

Paper - Townsend, B. (1992) Integration of GPS and Calibrated Loran-C for Land Vehicle Navigation in Mountainous Areas. Proceedings of GPS-92, The Institute of Navigation, September 16-18, Alexandria, VA, pp 509-517. (Best ION GPS-92 Student Paper Award)

Paper - Lachapelle. G., M.E Cannon and G. Lu (1992) Ambiguity Resolution On The Fly - A Comparison of P Code and High Performance C/A Code Receiver Technologies. Proceedings of GPS-92, September 16-18, Institute of Navigation, Alexandria, VA , pp. 1025-1032.

Paper - Lachapelle, G., M.E. Cannon and G. Lu (1992) Ambiguity Resolution Without Static Initialization - A Comparison of P Code and High Performance C/A Code Receiver Technologies, Proceedings of ION GPS-92, September 16-18, Institute of Navigation, Washington, D.C., pp. 1025-1032.

Paper - Cannon, M.E., J.B. Schleppe, J.F. McLellan and T. Ollevier (1992) Real-time Heading Determination Using an Integrated GPS-Dead Reckoning System, Proceedings of ION GPS-92, September 16-18, Institute of Navigation, Washington, D.C., pp. 767-773.

Paper - Lachapelle, G., M.E. Cannon, B. Townsend and R.C. McKenzie (1992) Mapping Soil Salinity with Satellite-Based Positioning Methods. Presented at 38th Annual Meeting of the Canadian Society of Soil Science, Edmonton, 9-13 August. (Abstract in Can. Journ. of Soil Science, Vol. 72, No. 3 (August), p.320.

Paper - Cannon, M.E., G. Lachapelle and G. Lu (1992) Ambiguity Resolution Without Static Initialization Using a High Performance C/A Code Receiver. Proceedings of 48th Annual Meeting of The Institute of Navigation, June 29 - July 1, Washington, D.C., pp. 161-166.

Paper - Lachapelle, G. and B. Townsend (1992) Hybrid GPS/Loran-C: An Effective Radionavigation Mix for Vehicular Navigation in Mountainous Areas. Proceedings of 48th Annual Meeting, The Institute of Navigation, June 29 - July 1, Washington, D.C., pp. 3-12.

Paper - Sideris, M.G., M. Wei, M.E. Cannon and K.P. Schwarz, (1992) Airborne Gravity and Gradiometry for Geophysical Prospecting, Proceedings of the International Workshop on Global Positioning Systems in Geosciences, Chania, June 8-10.

Paper - Wei, M., M.E. Cannon, K.P. Schwarz and D. Delikaraoglou (1992) Maintaining High Accuracy GPS Positioning 'On the Fly', Proceedings of PLANS'92, Monterey, March 25-27, IEEE, New York, pp. 403-411.

Paper - Falkenberg, W., T. Ford, J. Neumann, P. Fenton, M.E. Cannon and G. Lachapelle (1992) Precise Real-Time Kinematic Differential GPS Using a Cellular Radio Modem. Proceedings of PLANS'92, March 25-27, Position Location And Navigation Symposium, I.E.E.E., New York, p. 391.

Paper - Lachapelle, G., B. Townsend and D.W. Halayko (1992) Analysis of GPS and Loran-C Performance for Land Vehicle Navigation in the Canadian Rockies. Proceedings of PLANS'92, Monterey, March 25-27, I.E.E.E., New York, pp. 504-508.

Paper - Cannon, M.E., G. Lachapelle, B. Timinski and W. Falkenberg (1992) High Accuracy C/A Code GPS Technology for GIS Applications. Proceedings of The Canadian Conference on GIS, March 23-26, The Canadian Institute of Surveying and Mapping, Ottawa, pp. 750-753.

Paper - Lachapelle, G., M.E. Cannon, C. Erickson and W. Falkenberg (1992) High Precision C/A Code Technology for Rapid Carrier Phase Ambiguity Resolution, Proceedings of the 6th International Geodetic Symposium on Satellite Positioning, Columbus, Ohio, March 17-20, pp. 165-173.
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Paper - Lachapelle, G., B. Townsend and D. Halayko (1992) Extent of the Loran-C North Central U.S. (NOCUS) Chain in Western Canada. Proceedings of National Technical Meeting, U.S. Institute of Navigation, San Diego, 27-29 January 1992, pp. 319-325.

Paper - Lachapelle, G., B. Townsend and B.B. Myers (1992) Analysis of Loran-C Performance in the Pemberton Area, B.C. Canadian Journal of Aeronautics, Canadian Aeronautics and Space Institute, V ol. 38, No. 2, pp. 52-61.

Paper - Townsend, B., G. Lachapelle and D. Hains (1992) Loran-C Signal Analysis in the Lower St. Lawrence Using a Mobile GPS System. Lighthouse, Canadian Hydrographic Association, Ottawa, 45, pp.39-44.

Paper - Lachapelle, G., M.E. Cannon and G. Lu (1992) High Precision GPS Navigation With Emphasis on Carrier Phase Ambiguity Resolution. Marine Geodesy, Vol 15, 4, pp. 253-269.

Paper - Lachapelle, G., P. Kielland and M. Casey (1992) GPS for Marine Navigation and Hydrography. International Hydrographic Review, Monaco, Vol. LXIX, No. 1., pp. 43-69.

Paper - Townsend,B., G. Lachapelle and D. Hains (1992) Loran-C Signal Analysis in the Lower St. Lawrence Using a Mobile GPS System. Lighthouse, Canadian Hydrographic Association, Ottawa, 45, pp.39-44.
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Paper - Lachapelle, G., B. Townsend and D.W. Halayko (1992) Analysis of GPS and Loran-C Performance for Land Vehicle Navigation in the Canadian Rockies. I.E.E.E. Aerospace and Electronic Systems Magazine, Vol. 7, No. 5, pp. 24-28.

Paper - Lachapelle, G., B. Townsend and B.B. Myers (1992) Analysis of Loran-C Performance in the Pemberton Area, B.C. Canadian Journal of Aeronautics, Canadian Aeronautics and Space Institute, Vol. 38, No. 2, pp. 52-61.

Paper - Lachapelle, G., M.E. Cannon, C. Erickson and W. Falkenberg (1992) High Precison C/A Code Technology for Rapid Static DGPS Surveys. SPN - Journal for Satellite-Based Positioning, Navigation and Communication, 1992, 3, Herbert Wichmann Verlag, Karlsruhe, pp. 84-88.

Paper - Lu, G. and G. Lachapelle (1992) Statistical Quality Control for Kinematic GPS Positioning. Manuscripta Geodaetica ,Springer Verlag, New York, Vol. 17, No. 5, pp. 270-281.

Paper - Lachapelle, G., E.J. Krakiwsky, K.P. Schwarz and A. Chandon (1992) Navigation User Requirements and Emerging Navigation Technologies for the Canadian Transportation Sector. Canadian Journal of Civil Engineering, Vol. 19, No.6, pp. 1062-1080.

Paper - Cannon, M.E. and G. Lachapelle (1992) Analysis of a High Performance C/A Code GPS Receiver in Kinematic Mode. Navigation, Vol. 39, No. 3, The Institute of Navigation, Alexandria, VA, pp. 285-299.

Paper - Cannon, M.E. (1992) Integrated GPS-INS for High Accuracy Road Positioning, ASCE, Journal of Surveying Engineering, Vol. 118, No.4, pp.103-118.

Paper - Lachapelle, G., M.E. Cannon, C. Erickson and W. Falkenberg (1992) High Precision C/A Code Technology for Rapid Static DGPS Surveys, SPN, Journal for Satellite-Based Positioning, Navigation and Communication, Vol. 1, No.3, pp. 84-88.

Paper - Cannon, M.E., K.P Schwarz, M. Wei and D. Delikaraoglou (1992) A Consistency Test of Airborne GPS Using Multiple Monitor Stations, Bulletin GEodEsique, Vol. 66, No. 1, pp. 2-11.

Paper - Cannon, M.E., J.F. McLellan and J.B. Schleppe (1992) High Accuracy Static GPS Surveys with Low Cost Receivers, Canadian Institute of Surveying and Mapping Journal, Vol. 46, No. 2, pp. 497-504.

Paper - Lachapelle, G. and M.E. Cannon (1992) Evolution of GPS Techniques and Low Cost Equipment for Surveying, ALS News, Vol. XXI-3, pp.22-23.

Paper - Lachapelle, G., M.E. Cannon and B. Townsend (1992) Investigation of GPS Equipment and Methods for Precise Shipborne Positioning, Contractor's Report 92-14, Defense Research Establishment Suffield, DND, Victoria, B.C.

Paper - Cannon, M.E. and G. Lachapelle (1992) Development of Rapid and Precise GPS Static Survey Methods, Phase I, Contract Report, Geodetic Survey Division, Canada Centre for Surveying, Energy, Mines and Resources Canada, Ottawa, 72 pages.

Thesis - Cannon, M.E. (1991) Airborne GPS/INS with an Application to Aerotriangulation, PhD Thesis, published as Report No. 20040, Department of Surveying Engineering, University of Calgary, Canda.

Thesis - Lu, G. (1991) Quality Control for Differential Kinematic GPS Positioning, MSc Thesis, published as UCGE Report No. 20042, Department of Geomatics Engineering, University of Calgary, Canada.
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Presentation - Lachapelle, G. (1991) Satellite and Ground-based Systems for Air Navigation: Status and Prospects. Invited Paper, Annual Airworthiness Symposium, Western Aircraft Maintenance Engineers Association, Calgary, April 18-19.

Presentation - Lachapelle, G. (1991) GPS as a Stand-Alone and Complementary System in Transportation: Opportunities and Limitations. Keynote Address, ASCE GPS'91 Conference on Transportation Applications of GPS, Sacramento, 18-21 September.

Presentation - Schwarz, K.P. and M.E. Cannon (1991) Kinematic GPS/INS Applications in Geodesy and Surveying, Presented at the Annual Meeting of the CISM/CGU, Ottawa, May 23-25.

Paper - Lachapelle, G., B. Townsend, M.E. Cannon and D. Halayko (1991) GPS and Loran-C Signal Availability for Urban Navigation: A Case Study. Presented at International Conference on Vehicle Navigation and Information Systems, Dearborn, 20-23 October.

Paper - Erickson, C., G. Lachapelle and SHE BIN BIN (1991) Precise Rapid Static Surveys Over Long Baselines Using a Combination of Code and Carrier Measurements. Proceedings of ION GPS'91, September 11-13, The Institute of Navigation, Wash., D.C., pp. 691-698.

Paper - Lachapelle, G., P. Kielland and M. Casey (1991) GPS for Marine Navigation and Hydrography. Proceedings of Fourth Biennal 1991 Canadian Hydrographic Conference, Canadian Hydrographic Association, April 15-19, Ottawa, pp. 31.1-31.23.

Paper - Lachapelle, G. and B. Townsend (1991) En-Route Coverage Validation and Calibration of Loran-C with GPS. GPS World, Volume 2, No. 3, pp. 36-41.

Paper - Lachapelle, G. (1991) GPS Observables and Error Sources for Kinematic Positioning. Proceedings of IAG International Symposium No. 107 on Kinematic Systems in Geodesy, Surveying and Remote Sensing, Springer Verlag, New York, pp. 17-26. http://link.springer.com/chapter/10.1007%2F978-1-4612-3102-8_2

Paper - Lu, G. and G. Lachapelle (1991) Reliability Analysis for Kinematic GPS Position and Velocity Estimation. Proceedings of IAG International Symposium No. 107 on Kinematic Systems in Geodesy, Surveying and Remote Sensing, Springer Verlag, New York, pp. 273-284.

Paper - Townsend,B., G. Lachapelle and D. Hains (1991) Loran-C Signal Analysis in the Lower St.Lawrence Using a Mobile GPS System. Proceedings of 20th Annual Technical Symposium, Wild Goose Association, pp.143-147.

Paper - Lachapelle, G. (1991) Capabilities of GPS for Airborne Remote Sensing. Canadian Journal of Remote Sensing, Vol. 17, No. 4, Canadian Aeronautics and Space Institute, Ottawa, pp. 305-312.

Paper - Cannon, M.E. and G. Lachapelle (1991) Cm-Level Systems for the Price of a Total Survey Station, Geodetical Info Magazine, Vol. 5, No.7, p.41.

Paper - Schwarz, K.P., M.E. Cannon and M. Wei (1991) Analysis of Airborne and Ground GPS/INS Data, Contract Report, Canada Centre for Surveying/Canada Center for Remote Sensing, Energy, Mines and Resources.

Paper - Cannon, M.E. (1990) The Contribution of GPS to the Information Society, Canadian Institute of Surveying and Mapping Journal, Vol.44 , No. 3, pp. 225-231.
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Presentation - Lachapelle, G., B. Myers, B. Townsend and T. Speakman (1990) Analysis of The Diurnal, Seasonal and Long Term Stability of Loran-C Signals at Pemberton, B.C. Presented at the 8th Canadian Symposium on Navigation, Annual General Meeting of the Canadian Aeronautics and Space Institute,, Toronto, May 15-16, 1990.

Paper - Lachapelle, G. and B. Townsend (1990) En Route Coverage Validation and Calibration of Loran-C with GPS. Proceedings of GPS-90, Institute of Navigation, September 19-21, Washington, D.C., pp. 199-205.

Paper - Cannon, M.E., G. Lachapelle, H. Ayers and K.P. Schwarz (1990) A Comparison of SEMIKIN and KINSRVY for Kinematic Applications. Proc. of GPS'90, Institute of Navigation, September 19-21, Washington, D.C., pp. 80-84.

Paper - Cannon, M.E. and K.P. Schwarz (1990) A Discussion of GPS/INS Integration for Photogrammetric Applications, Proceedings of the International Symposium on Kinematic Systems in Geodesy, Surveying and Remote Sensing, Banff, September 10-14, pp. 443-452.

Paper - McLellan, J.F., M.E. Cannon and J.B. Schleppe (1990) Performance of a GPS-Based Automatic Vehicle Location System within Urban Canyons, Proceedings of the 2nd International Symposium on Precise Positioning with the Global Positioning System, Ottawa, September 3-7.

Paper - Lachapelle, G. (1990) GPS in the Marine Environment: Status, Trends and Prospects. Invited Paper, Proceedings of Commission IV, pp. 108-118, XIX Congress of the International Federation of Surveyors, Helsinki, June 10-19.

Paper - Schwarz, K.P., D. Lapucha, M.E. Cannon and H. Martell (1990) The Use of GPS/INS in a Highway Inventory System, Proceedings of the FEdEration Internationale des GEomEtre XIX International Meeting, June 10-19, Helsinki, Finland, Vol 5, pp. 237-249.

Paper - Lapucha, D., K.P. Schwarz, M.E. Cannon and H. Martell (1990) The Use of INS/GPS in a Highway Survey System, Proceedings of IEEE PLANS 1990, Las Vegas, Nevada, March 20-23, pp. 413-420.

Paper - Lu, G., B. Townsend and G. Lachapelle (1990) ANARDOP: A Program for the Preanalysis of Accuracy and Reliability of GPS Surveys. Proceedings of 2nd Intern. Symp. on Precise Positioning with the Global Positioning System. Canadian Institute of Surveying and Mapping, March 5-8, Ottawa, pp. 920-934.

Paper - Lachapelle, G. and B. Townsend (1990) A Comparative Analysis of Loran-C and GPS for Land Vehicle Navigation in Canada. Presented at the Vehicle Navigation and Information System'89 IEEE International Conference, Toronto, 11-13 September 1989.Published in Canadian Journal of Aeronautics, Canadian Aeronautics and Space Institute, Ottawa, Vol. 36, No. 1, pp. 29-32.

Paper - Lachapelle, G., W. Falkenberg, D. Neufeldt and P. Kielland (1990) Marine DGPS Using Code and Carrier in a Multipath Environment. Proceedings of the Satellite Division's International Technical Meeting GPS '89, The Institute of Navigation, Washington, D.C., pp. 343-347. Lighthouse, Issue 41, pp. 33-37, Canadian Hydrographic Association, Ottawa.

Paper - Cannon, M.E. (1990) High-Accuracy GPS Semikinematic Positioning: Modeling and Results, Navigation, Journal of the Institute of Navigation, Vol. 37, No. 1, pp. 53-64.
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Presentation - Crago, T. and G. Lachapelle (1989) Classical and GPS Methods for Precise Engineering: Nortech Experiences, Presented at First International Workshop on Geodesy for the Europe-Africa Fixed Link Feasibility Studies in the Strait of Gibraltar, Madrid, March 8-10.

Paper - Lachapelle, G., T. Speakman and B. Townsend (1989) Performance of Loran-C on the Canadian West Coast. Proceedings of the 18th Annual Technical Symposium of The Wild Goose Association, Hyannis, Mass., Oct. 29-Nov 1, pp. 135-143.

Paper - McLellan, J.F. and M.E. Cannon (1989) Semi-Kinematic Positioning Methods: Performance and Applications, Proceedings of the CPA Colloquium V, October 4-6, Calgary.

Paper - Chandan,A., E.J. Krakiwsky, G. Lachapelle and K.P. Schwarz (1989) Multimodal Navigation Technology Assessment. Proceedings of Vehicle Navigation and Information System'89 IEEE International Conference, Toronto, 11-13 September, pp. 29-32.

Paper - Baustert, G., M.E. Cannon, E. Dorrer, G. Hein, H. Krauss, H. Landau, K.P. Schwarz and Ch. Schwiertz (1989) German-Canadian Experiment in Airborne INS-GPS Integration for Photogrammetric Applications, Proceedings of the IAG Geodesy Symposia 102, Edinburgh, August 7-8, Springer Verlag, New York, pp. 328-333.

Paper - Lachapelle, G. and K.P. Schwarz (1989) Kinematic Applications of GPS and GPS/INS: Algorithms, Procedures and Equipment Trends. Presented at the General Meeting of the International Association of Geodesy, Edinburgh, August 3-12, 1989. Proceedings of IUGG/IAG Symposium 102 on Global Positioning System: An Overview, Springer-Verlag, pp.298-315.

Paper - Wanless, B., G. Lachapelle and D. McLintock (1989) Long-term Repeatability of 100 to 200 km Baselines Utilizing GPS Carrier Phase Data. Presented at GPS 88 Engineering Applications of GPS Satellite Surveying Technology, ASCE, Nashville, May 11-14. The Hydrographic Journal, No. 54, pp. 9-17.

Paper - Cannon, M.E. and K.P. Schwarz (1989) GPS Semi-Kinematic Positioning Along a Well-Controlled Traverse, Proceedings of the Fifth International Geodetic Symposium on Satellite Positioning, Applied Research Laboratory, University of New Mexico, Las Cruces, March 13-17, pp. 621-630.

Paper - Lachapelle, G. (1989) Prospects for Hydrographic Positioning in the 90's. Proceedings of Canadian Hydrographic Conference 1989, Canadian Hydrographic Association, March 6-10, Ottawa, pp. 45-49.

Paper - Keel, G., H. Jones, G. Lachapelle, R. Moreau and M. Perron (1989) A Test of Airborne Kinematic GPS for Aerial Photography. Photogrammetric Engineering and Remote Sensing, American Society of Photogrammetry, Falls Church, Va., Vol. LV, No. 12, pp. 1727-1730.

Paper - Schwarz, K.P., M.E. Cannon and R.V.C. Wong (1989) A Comparison of GPS Kinematic Models for the Determination of Position and Velocity along a Trajectory, Manuscripta Geodaetica, Vol. 14, No. 5, pp. 345-353.
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Paper - Lapucha, D., K.P. Schwarz and M.E. Cannon (1989) Precise Kinematic Positioning of a Mobile Road Inventory System, Final Report to the Institute for Transportation Studies, The University of Calgary.

Paper - Falkenberg, W., P. Kielland and G. Lachapelle (1988) GPS Differential Positioning Technologies for Hydrographic Surveying. Proceedings of PLANS 1988, IEEE, New York, pp. 310-317.

Paper - Keel, G., H. Jones and G. Lachapelle (1988) A Test of Airborne Kinematic GPS for Aerial Photography: Methodology. Proceedings of the Satellite Division's International Technical Meeting, The Institute of Navigation, January 26-29, Washington, D.C., pp. 147 - 151.

Paper - Lachapelle, G., M. Dennler, D. Neufeldt and R. Tanaka (1988) Positioning of the CP Rail Mount MacDonald Tunnel. CISM Journal, Vol. 42, No. 1, Canadian Institute for Surveying and Mapping, Ottawa, pp. 7-16.

Paper - Lachapelle, G., W. Falkenberg, J. Hagglund, D. Kinlyside, M. Casey, P. Kielland and H. Boudreau (1988) Shipborne GPS Kinematic Positioning for Hydrographic Applications. Navigation, Vol. 35, No. 1, The Institute of Navigation, Washington, D.C., pp. 73-88.

Paper - Wanless, B. and G. Lachapelle (1988) NOVAS - An Automated Programme for the Precise Reduction of GPS Static Carrier Phase Observations. Manuscripta Geodaetica, Vol. 13, No. 4., pp. 201-209

Paper - Lachapelle, G., W. Falkenberg, M. Casey and P. Kielland (1988) HYDROSTAR: A Computer Program for Accurate GPS Real-Time Kinematic Differential Positioning. Proceedings of HYDRO 88, The Hydrographic Society, pp. 215-226. Lighthouse, Edition 39, Canadian Hydrographic Association, Ottawa, 1989, pp. 1- 5.

Paper - Wong, R.V.C., K.P. Schwarz and M.E. Cannon (1988) High Accuracy Kinematic Positioning by GPS-INS, Navigation, Vol. 35, No. 2, pp. 275-287.
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Paper - Schwarz, K.P., K.W. Pointon, E.T. Knickmeyer, H.E. Martell and M.E. Cannon (1988) Gravimetric and Gradiometric Aiding of Inertial Navigation Systems, Task A Report for DSS contract W.7714-8-5602/01-SZ, Defence Research Establishment Ottawa.

Paper - Lachapelle, G., B. Wanless, H. Janes, R. Leeman, E.J. Krakiwsky, K.P. Schwarz, M.E. Cannon, K. Pointon, M. Craymer, A. Kleusberg, R. Langley, P. VanIcek and D.E. Wells (1988) Design of a General Software Structure for the Processing, Statistical Analysis and Quality Control of GPS Networks, Final Report to Geodetic Survey of Canada for Contract No. 88-002, Energy, Mines and Resources Canada, Ottawa.

Thesis - Cannon, M.E. (1987) Kinematic Positioning Using GPS Pseudorange and Carrier Phase Observations, MSc Thesis, published as Report No. 20019, Department of Surveying Engineering, The University of Calgary, Canada.

Presentation - Schwarz, K.P., M.E. Cannon and R.V.C. Wong (1987) The Use of GPS in Exploration Geophysics: A Comparison of Models, Presented at the XIX General Meeting of the International Union of Geodesy and Geophysics, Vancouver, August 9-22.

Presentation - Pointon, K.W., I.N. Tziavos, M.E. Cannon, T. Yokokura, E.J. Krakiwsky and K.P. Schwarz (1987) Implementation of GPS Model Improvements for Geophysical Applications, Presented at the XIX General Meeting of the International Union of Geodesy and Geophysics, Vancouver, August 9-22.

Paper - Lachapelle, G., M. Casey, M. Eaton, A. Kleusberg, D.E. Wells and J. Tranquilla (1986) GPS Marine Kinematic Positioning - Accuracy and Reliability. Proceedings of International Symposium on Marine Positioning, Reston, Va., October 15-17, NOAA, Rockville, Md. The Canadian Surveyor, Vol. 41, No. 2, 1987.

Paper - Colman, C., J. Lethaby and G. Lachapelle (1987) GPS Experiences and Prospects. Proceedings of First National Seminar on GPS, March 19-20, Brisbane, Australia.

Paper - Lachapelle, G., E.J. Krakiwsky and E. Kennedy (1987) Impact of the NAVSTAR/GPS on Geographic Information Systems. Proceedings of International Symposium on Geomatics Applied to Municipal Management, Canadian Institute of Surveying and Mapping (MontrEal Branch), November 19 - 20, pp. 181 - 193.

Paper - Lachapelle, G., et M. Casey (1987) Performances du GPS pour la localisation en mer - ExpEriences canadiennes. PrEsentE lors du TroisiEme colloque national sur la localisation en mer, Rueil-Malmaison, 28 septembre - 1 octobre, France. PubliE dans la revue Arpenteur-GEomEtre, Vol. 14, No. 5, janvier 1988, pp. 11-14.

Paper - Lachapelle, G., W. Falkenberg and M. Casey (1987) Use of Phase Data for Accurate GPS Differential GPS Kinematic Positioning. Proceedings of Position Location and Navigation Symposium 1986 (Las Vegas, Nov 5-7), The Institute of Electrical and Electronics Engineers, Inc. Bulletin GEodEsique, Vol. 61, No. 4, pp. 367-377. 1987.

Special Publication - Wells, D.E., N. Beck, D. Delikaraoglou, A. Kleusberg, E.J. Krakiwsky, G. Lachapelle, R.B. Langley, M. Nakiboglou, K.P. Schwarz, J.M. Tranquilla and P. Vanicek (1986) Guide to GPS Positioning. Canadian GPS Associates, eBook.
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Presentation - Wells, D.E., G. Lachapelle and M. Eaton (1986) Five Years Experience with GPS Navigation. Presented at HYDRO '86, Southhampton, December 16-18.

Paper - Lachapelle, G., J. Hagglund, W. Falkenberg, P. Bellemare, M. Eaton and M. Casey (1986) GPS Land Kinematic Positioning Experiments. Presented at Fourth International Geodetic Symposium on Satellite Positioning, Austin, Texas, April 28 - May 2. The Hydrographic Journal, No. 42 (October Issue), pp. 45-55.

Paper - Lachapelle, G. (1986) GPS - Current Capabilities and Prospects for Multi-Purpose Offshore Surveying. Invited Paper No. 502.2, FIG XVIII International Congress, Toronto, June 1-11. Lighthouse, No.34, pp. 18-22.

Paper - Kleusberg, A., S.H. Quek, D.E. Wells, G. Lachapelle and J. Hagglund (1986) GPS Relative Positioning Techniques for Moving Platforms. Proceedings of Fourth International Geodetic Symposium on Satellite Positioning, Austin, April 28 - May 2.

Paper - Cannon, M.E., K.P. Schwarz and R.V.C. Wong (1986) Kinematic Positioning with GPS: An Analysis of Road Tests, Proceedings of the Fourth International Geodetic Symposium on Satellite Positioning, The University of Texas at Austin, April 27-May 2, pp. 1251-1268.

Paper - Lachapelle, G. (1986) Research and Development Strategies: Priorities and Vehicles - An Industry's Point of View. Proceedings of National Conference on the Economic Development of the Surveying and Mapping Industry, The Canadian Institute of Surveying and Mapping, Ottawa.

Paper - Lachapelle, G. (1986) New Domestic Market Opportunities and Barriers to Entry. Proceedings of National Conference on the Economic Development of the Surveying and Mapping Industry, The Canadian Institute of Surveying and Mapping, Ottawa.

Paper - Lachapelle, G. and E. Cannon (1986) Single and Dual Frequency GPS Results for Baselines of 10 to 500 Km. Proceedings of Fourth International Geodetic Symposium on Satellite Positioning, Austin, April 28-May 2. The Canadian Surveyor, Vol. 40, No. 2, pp. 173-183.

Paper - Lachapelle, G. (1985) Geodetic Surveying Education and Training - A High Tech Private Sector Point of View. Presented at Colloquium on Surveying and Mapping Education, The University of New Brunswick, June 12 - 14. The Canadian Surveyor, Vol. 39, No. 4, pp. 333-337.

Paper - Cannon, E., G. Lachapelle and C. Goad (1985) Recovery of a 1700 km Baseline Using Dual Frequency GPS Carrier Phase Measurements. Proceedings of First International Symposium on Precise Positioning with The Global Positioning System (Rockville, April 15-19), N.O.A.A., U.S. Department of Commerce, pp. 593 - 602.

Paper - Lachapelle, G. (1985) Laplace Azimuths in the Canadian Rockies. Published in Wild Reporter, No. 23, January Issue, pp. 10-11.

Paper - Wong, R.V.C., K.P Schwarz, J. Hagglund and G. Lachapelle (1985) Integration of Inertial and GPS-Satellite Techniques for Precise Marine Positioning. Marine Geodesy, Vol. 9, No. 2, pp. 213-226.

Paper - Hagglund, J., G. Lachapelle and R.M. Eaton (1985) Loran-C Calibration off East Coast Using Navstar Differential Navigation. Offshore Resources, Vol. 3, No. 1, pp. 30-34.

Paper - Beck, N., D. Delikaraoglou, K. Lockhead, D.J. McArthur and G. Lachapelle (1984) Preliminary Results on the Use of Differential GPS Positioning for Geodetic Applications. Proceedings of Position Location and Navigation Symposium 1984 (San Diego, Nov 26 - 29), The Institute of Electrical and Electronics Engineers, Inc., pp. 163 - 168.

Paper - Lachapelle, G., J. Hagglund, H. Jones and M. Eaton (1984) Differential GPS Marine Navigation. Proceedings of Position Location and Navigation Symposium 1984 (San Diego, Nov 26 -29), The Institute of Electrical and Electronics Engineers, Inc., pp. 245 - 255.

Paper - Lachapelle, G. (1984) Gravity Anomaly Field Component Estimation with Integral Formulae. Beijing International Summer School on Local Gravity Field Approximation, Aug 21 - Sept 4. Publ. 60003, Division of Surveying Engineering, The University of Calgary, pp. 413- 445.

Paper - Schwarz, K.P., R.V.C. Wong, J. Hagglund and G. Lachapelle (1984) Marine Positioning with a GPS-Aided Inertial Navigation System. Proceedings of National Technical Meeting (San Diego) of The Institute of Navigation, January 17-19, pp. 38-46.

Paper - Lachapelle, G., J. Lethaby and M. Casey (1984) Airborne Single Point and Differential GPS Navigation for Hydrographic Bathymetry. The Hydrographic Journal, No. 34.

Paper - Lachapelle, G., M. Dennler, J. Lethaby and E. Cannon (1984) Special Order Geodetic Operations for a Canadian Pacific Railway Tunnel in the Canadian Rockies. The Canadian Surveyor, Vol. 38, No. 3, pp. 163 -176.

Paper - Lachapelle, G., M. Dennler, J. Lethaby and M.E. Cannon (1984) Special Order Geodetic Operations for a Canadian Pacific Railway Tunnel in the Canadian Rockies, The Canadian Surveyor, Vol. 38, No. 3, pp. 163-176.

Paper - Cannon, M.E. (1984) The CP Tunnel Horizontal Control Network: A Reliability Study, Undergraduate Report, Department of Surveying Engineering, The University of Calgary

Presentation - Lachapelle, G., N. Beck, P. Heroux and D.E. Wells (1983) GPS-Aided Navigation with a Slow Switching Receiver. Presented at International Symposium on Point Positioning in Marine Geodesy, Maracaibo, February 23-27.

Paper - Lachapelle, G., N. Beck and P. Heroux (1983) Terrestrial and Marine Surveying Experiences with the Navstar/GPS Positioning System. Invited Paper 407.2, Proceedings of FIG XVIII International Congress, Sofia, June 19-28.

Paper - Wells, D.E., G. Lachapelle, R.M. Eaton and S.P. Mertikas (1983) Impact of the Global Positioning System on Hydrography. Presented at the Canadian Hydrographic Service Centennial Conference, Ottawa, April 5 - 8. Lighthouse, No. 29, pp. 41-47.

Paper - Lachapelle, G. (1983) Least-Squares Prediction and Collocation. Published in "Papers for CIS Adjustment and Analysis Seminars", pp. 265 - 307, The Canadian Institute of Surveying. Second Edition, The Canadian Institute of Surveying and Mapping, 1987.

Paper - Lachapelle, G. (1983) Use of Kalman Filtering for GPS Aided Marine Navigation. Published in Geodesy in Transition, Publ. 60002, Division of Surveying Engineering, The University of Calgary, pp. 301 - 312.

Paper - Lachapelle, G. (1982) Geodetic Applications of the Navstar/Global Positioning System on Land and Offshore. Invited paper, Proceedings of Congreso VII Panamericano Nacional Fotogrametria, Fotointerpretacion y Geodesia, Mexico, September 29-October 1.

Paper - Lachapelle, G. and N. Beck (1982) Navstar/GPS Single Point Positioning at Sheltech Canada - Preliminary Results. Presented at the European Geophysical Society Meeting, Uppsala, August 25-28. The Canadian Surveyor, Vol. 36, No. 1, pp. 29-42.

Paper - Lachapelle, G. and R. Wade (1982) Navstar/GPS Single Point Positioning. Proceedings (ACSM) of 42nd Annual Meeting of ACSM-ASP, Denver, American Congress on Surveying and Mapping, March, pp. 603-609.

Paper - Lachapelle, G. and R.H. Rapp (1982) Estimation of Disturbing Potential Components with Emphasis on North America. Presented at the Centennial Convention of The Canadian Institute of Surveying, Ottawa, April 19-23. Proceedings ,The Canadian Institute of Surveying, pp. 467 - 480.

Paper - Lachapelle, G., N. Beck and P. Heroux (1982) Navstar/GPS Single Point Positioning Using Pseudo-Range and Doppler Observations. Proceedings of 3rd International Symposium on Satellite Doppler Positioning, Las Cruces, February 8-12. Proceedings published by the Defense Mapping Agency/ National Ocean Survey, Washington, D.C., pp. 1079 - 1091

Paper - Lachapelle, G. (1982) The Solution of Some Canadian Geodetic Problems by Least-Squares Collocation. Mitteilungen der geodetischen Institut der Technischen Unisersitat Graz, Folge 40, pp. 206 - 214.

Presentation - Hittel, A., G. Lachapelle and T. Crago (1981) Sheltech Canada's Geodetic Activities in Africa. Presented at Second Symposium on Geodesy in Africa, Nairobi, November 9-20.

Paper - Lachapelle, G., A. Mainville and K.P. Schwarz (1981) Empirical Investigations in the Anisotropy of the Free Air Gravity Anomaly Covariance Function. Presented at the 6th Symposium on Mathematical Geodesy, Como, Italy, September 7-9. Bollettino di Geodesia e Scienze Affini, 1983, No.1, pp. 85 - 99.

Paper - Lachapelle, G. and A. Mainville (1981) Least-Squares Prediction of Horizontal Coordinate Distortions in Canada. Presented at the International Symposium on Geodetic Networks and Computations, Munich, August - September. Bulletin Geodesique, Vol. 56, No. 3, pp. 242-257, 1982.

Paper - Wells, D.E. and G. Lachapelle (1981) Impact of Navstar/GPS on Land and Offshore Positioning in the 80's. Proceedings of Colloquium III on Petroleum Mapping & Surveys in the 80's, The Canadian Petroleum Association, Calgary, pp. 305-322.

Paper - Lachapelle, G. and K.P. Schwarz (1980) Empirical Determination of the Gravity Anomaly Covariance Function in Mountainous Areas. Presented at the 17th General Assembly of the International Association of Geodesy, Canberra, December 3 - 14. The Canadian Surveyor, Vol. 34, No. 3, pp. 251-264.

Paper - Lachapelle, G. and J. Kouba (1980) Relationship between Terrestrial and Satellite Doppler Systems. Proceedings of 56th Colloquium of the International Astronomical Union on Reference Coordinate Systems for Earth Dynamics held in Warsaw, Sept 7-12. Published by D. Reidel Publishing Co., Dordrecht, pp. 195-203.

Paper - Lachapelle, G. and R. Gareau (1980) Status of Vertical Geodetic Networks in Canada. Proceedings of Second International Symposium on Problems Related to the Redefinition of North American Vertical Geodetic Networks, The Canadian Institute of Surveying, pp. 49-71.

Paper - Lachapelle, G. (1980) Earth's Gravity Field in Surveying. Proceedings of Geodetic Seminar on the Impact of Redefinition and New Technology on the Surveying Profession, The Canadian Institute of Surveying, pp. 81-102.

Paper - Lachapelle, G. (1980) Redefinition of Canadian Geodetic Networks. Proceedings of Geodetic Seminar on the Impact of Redefinition and New Technology on the Surveying Profession, The Canadian Institute of Surveying, pp. 29-47.

Paper - Schwarz, K.P. and G. Lachapelle (1980) Local Characteristics of the Gravity Anomaly Covariance Function. Bulletin Geodesique, No. 54, pp. 21-36.
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Paper - Lachapelle, G. and R.K. McConnell (1979) On the Vertical Reference System of the Canadian National Gravity Data Base. Presented at the 17th General Assembly of the International Association of Geodesy, Canberra, December 3 - 14. Collected Papers 1981, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 133 - 148.

Paper - Lachapelle, G. and C.T. Whalen (1979) Redefinition of North American Vertical Geodetic Networks. Presented at Joint Meeting of the International Association of Geodesy Committee on Recent Crustal Movements and United European Levelling Net Subcommissions, The Hague, May 14 -18. Published in Collected Papers 1979, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 129 - 163.

Paper - Lachapelle, G. (1979) Research and Development Capabilities and Potential of the Geodetic Survey of Canada in the 1980's. Presented at Conference on Research and Development Requirements in Surveys and Mapping, Ottawa, April 24 - 25. Published in Conference Proceedings by the Surveys & Mapping Branch, Ottawa.

Paper - Lachapelle, G. (1979) Comparison of Doppler-derived and Satellite-Gravimetric Geoid Undulations in North America. Presented at Second International Geodetic Symposium on Satellite Doppler Positioning, Austin, Texas, Jan 22 - 26. Published in Symposium Proceedings by the Defense Mapping Agency/National Ocean Survey, Washington, D.C., pp. 653 - 669.

Paper - Lachapelle, G. (1979) Status of Vertical Geodetic Networks in Canada. Presented at First International Conference on the Redefinition of North American Geodetic Vertical Control Network, Panama Canal Zone, Jan 15 -18. Published in Symposium Proceedings by the National Oceanic and Atmospheric Administration, U.S. Department of Commerce, Rockville, pp. 13 -23.

Paper - Kouba, J. and G. Lachapelle (1979) Orientation of Doppler and Astronomical Observations in Canada and the United States Using Gravimetric Deflections of the Vertical. Collected Papers 1979, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 55 - 74.

Paper - Lachapelle, G. and A. Mainville (1979) Evaluation of Deflections of the Vertical in Mountainous Areas Using a Combination of Topographic- Isostatic and Astrogeodetic Data. Collected Papers 1979, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 99 - 122.

Paper - Lachapelle, G. (1979) Redefinition of National Vertical Geodetic Networks. Presented at the 72nd Annual Meeting of the Canadian Institute of Surveying, Toronto, May. The Canadian Surveyor, Vol. 33, No. 3, pp. 273-282.

Paper - Lachapelle, G. and C.C. Tscherning (1978) Use of Collocation for Predicting Geoid Undulations and Related Quantitites Over Large Areas. Presented at International Symposium on the Geoid in Europe and Mediterranean Area, Ancona, Italy, Sept 25 -29. Published in Symposium Proceedings, pp. 133-152, Societa Italiana di Fotogrammetria e Topografia.

Paper - Lachapelle, G. (1978) Evaluation of 1 x 1 Degree Mean Free Air Gravity Anomalies in North America. Presented at the 8th Meeting of the International Gravity Commission, Paris, Sept 12-16. Published in Collected Papers 1978, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 183 - 213.

Paper - Lachapelle, G. (1978) Estimation of Geoid and Deflection Components in Canada. Presented at the Second International Symposium on Problems Related to the Redefinition of North American Geodetic Networks, Washington, D..C., April 24-28. Collected Papers 1978, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 157 -181.

Paper - Lachapelle, G. (1978) Status of the Vertical Reference System Redefinition in Canada. Presented at the Second International Symposium on Problems Related to the Redefinition of North American Geodetic Networks, Washington, D.C., April 24-28. Collected Papers 1978, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 215 - 228.

Paper - Lachapelle, G. (1977) Estimation of Disturbing Potential Components Using a Combined Integral Formulae and Collocation Approach. Invited Seminar, Second International Summer School on Mathematical Methods in Physical Geodesy, Ramsau, Austria, Aug 23 - Sept 2. Manuscripta Geodaetica, Vol. 2, pp. 233- 262.

Paper - Lachapelle, G., J.D. Boal, N.H. Frost and F.W. Young (1977) Recommendations for the Redefinition of the Vertical Reference System in Canada. Collected Papers 1977, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 195 -224.

Presentation - Lachapelle, G. (1976) Determination of Geoid Undulations and Deviations of the Vertical Using a Combined Integral Formulae and Collocation Approach. Presented at Annual Meeting of the Canadian Geophysical Union, Quebec City, June 14-17.

Paper - Lachapelle, G. (1976) Physical Geodesy at the Geodetic Survey. Presented at the Pan-American Institute of Geography and History Symposium on Solid Earth Geophysics in the Americas, Ottawa, September 27 - October 1. Published in Publ. of the Earth Physics Branch, Vol. 46, No. 3, pp. 121-135.

Paper - Lachapelle, G. (1976) Research in Physical Geodesy at Geodetic Survey of Canada. Presented at the 69th Annual Meeting of the Canadian Institute of Surveying, Winnipeg, May 18-21. Collected Papers 1976, Geodetic Survey Division, Surveys & Mapping Branch, Ottawa, pp. 107-124.

Paper - Lachapelle, G. (1975) Astrogravimetric Leveling by Least-Squares Collocation. Presented at the 16th General Assembly of the International Association of Geodesy, Grenoble, France, Aug 18 - Sept 6. The Canadian Surveyor, 1977, Vol. 31, No. 2, pp. 133 - 150.

Paper - Lachapelle, G. (1975) A Spherical Harmonic Expansion of the Isostatic Reduction Potential. Presented at the 6th Symposium on Mathematical Geodesy, Siena, Italy, April 2 - 4. Bollettino di Geodesia e Scienze Affini, No. 3, 1976, pp. 281 - 299.

Paper - Lachapelle, G. (1975) Prediction of Deviations of the Vertical Using Heterogeneous Data. Presented at the 16th General Assembly of the International Association of Geodesy, your unit. 6. The Canadian Surveyor, 1976, Vol. 30, No. 2, pp. 97 - 108.

Paper - Lachapelle, G. (1974) DEtermination du gEoOde astro-gravimEtrique par la mEthode de collocation par moindres carrEs. PrEsentE au Symposium International sur les problEmes reliEs la redEfinition des rEseaux gEodEsiques nord-amEricains tenu Fredericton du 20 au 25 mai. Le GEomEtre Canadien, Vol. 28, No. 5, pp. 559-567.

Paper - Lachapelle, G. (1974) A Study of the Geoid in Canada. The Canadian Surveyor, Vol. 28, No. 3, pp. 259-272.




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