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Education & Development of Navigation Professionals

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2015

Bourne, H., Y. Morton, T. Nguyen, M. Sulzer, M. Milla, "GPS Based TEC estimation algorithm evaluation using simultaneous incoherent scatter radar measurements," Proc. ION Pacific PNT, Honolulu, HI, April 2015.

Calhoun, S. and J. Raquet, "Vision-Aided Integrity Monitor for Precision Relative Navigation Systems," Proceedings of 2015 ION International Technical Meeting, Dana Point, CA, Jan 2015.

Canciani, A. and J. Raquet, "Absolute Positioning Using the Earth's Magnetic Anomaly Field," Proceedings of 2015 ION International Technical Meeting, Dana Point, CA, Jan 2015.

Gunawardena, S., J. Raquet, and F. van Graas, "Chip Transition-Edge Based Signal Tracking for Ultra-Precise GNSS Monitoring Applications," Proceedings of Pacific PNT, Honolulu, HI, Apr 2015.

Gunawardena, S., M. Carroll, and J. Raquet, "GNSS Threat Detection Using Nominal Chip-Shape Monitoring: Feasibility Study Using Live Sky Data," ION Joint Navigation Conference, Orlando, FL, Jun 2015.

Jiao, Y., Y. Morton, "A comparative study of triple frequency GPS scintillation signal amplitude fading characteristics at low latitudes," Proc. ION GNSS+, Tampa, FL, Sept. 2015.

Jiao, Y., Y. Morton, "Comparison of the effects of high-latitude and equatorial ionospheric scintillation on GPS signals during the maximum of solar cycle 24," Radio Sci., 50(9), 886-903, 10.1002/2015RS005719, 2015.

Leines, M. and J. Raquet, "Terrain Reference Navigation Using SIFT Features in LiDAR Range Data," Proceedings of 2015 ION International Technical Meeting, Dana Point, CA, Jan 2015.

Liu, Z.. Z. Yang, W. Chen, J. Morton, X. Dingm M. Aquino, A. Dodson, "A comparative analysis of GPS ionospheric scintillations observed in Northern and Southern equatorial anomaly regions in 2013-2014," Proc. ION Pacific PNT, Honolulu, HI, April 2015.

Marietta, D., M. Smearcheck, and J. Raquet, "SPIDER and FLY: Navigation Data Simulation and Post-Processing Software Suite," ION Joint Navigation Conference, Orlando, FL, Jun 2015.

Morton, Y., Y. Jiao, and S. Taylor, "High-latitude and equatorial ionospheric scintillation based on an event-driven multi-GNSS data collection system," Proc. Ionospheric Effects Sym., Alexandria, VA, May 2015.

Morton, Y., Y. Jiao, F. van Graas, E. Vinande, N. Pujara, "Analysis of receiver multi-frequency response to ionospheric scintillation in Ascension Island, Hong Kong, and Singapore," Proc. ION Pacific PNT, Honolulu, HI, April 2015.

Najmi, A., G. Milikh, Y. M. Yampolski, A. V. Koloskov, A. A. Sopin, A. Zalizovski, P. Pernhardt, S. Briczinski, C. Siefring, K. Chiang, Y. Morton, S. Taylor, A. Mahmoudian, W. Bristow, M. Rohoniemi, and K. Kapadopoulos, "Studies of the ionospheric turbulence excited by the fourth gyroharmonic at HAARP," J. Geophy. Res., Space Sci., 120(8), 6646-6660, 2015.

Pierce, S., J. Raquet, and G. Hennessy, "Satellite Observations Tightly-Integrated with Inertial Measurement Units for Navigation in GPS-Denied Environments," ION Joint Navigation Conference, Orlando, FL, Jun 2015.

Prikryl, P., R. Ghoddousi-Fard, E. G. Thomas, J. M. Ruohoniemi, S. G. Shepherd, P. T. Jayachandran, D. W. Danskin, E. Spanswick, Y. Zhang, Y. Jiao, Y. T. Morton, "GPS phase scintillation at high latitudes during geomagnetic storms of 7-17 March 2012 - Part 1: The North American sector," Ann. Geophy., 33(6), 637-656, 2015.

Prikryl, P., R. Ghoddousi-Fard, L. Spogli, C. N. Mitchell, G. Li, B. Ning, P. J. Cilliers, V. Sreeja, M. Aquino, M. Terkildsen, P. T. Jayachandran, Y. Jiao,Y. T. Morton, J. M. Ruohoniemi, E. G. Thomas, Y. Zhang, A. T. Weatherwax, L. Alfonsi, G. De Franceschi3 V. Romano, "GPS phase scintillation at high latitudes during geomagnetic storms of 7-17 March 2012 - Part 2: Interhemispheric comparison," Ann. Geophy., doi: 10.1002/2015JA021341, 2015.

Rohde, J, J. Png, J. Raquet, and D. Jacques, "Proceedings of Pacific PNT," Honolulu, HI, Apr 2015.

Soeder, J. and J. Raquet, "Image-Aided Navigation Using Cooperative Binocular Stereopsis," Navigation, Vol. 62, No. 3, pp. 239-248, Fall 2015.

Suplisson, A., R. Cobb, W. Baker, and D. Jacques, "An Optimal Control Approach to Aircraft Automatic Ground Collision Avoidance," AIAA-2015-1316, SciTech 2015, Kissimmee, FL, 5-9 Jan 2015.

Venable, D., J. Campbell, K. Kauffman, J. Raquet, M. Smearcheck, D. Marietta, and J. Kresge, "Unmanned Aerial System Vision Aided Navigation (UVAN) Rapid Reaction Effort," ION Joint Navigation Conference, Orlando, FL, Jun 2015.

Wang, J., Y. Morton, "High latitude ionospheric irregularity drift velocity estimation using spaced GPS receiver carrier phase time-frequency analysis," IEEE Trans. Geosci. Remote Sensing, 53(11), 6099-6113, doi:10.1109/TGRS.2015.2432014, 2015.

Wang, J., Y. Morton, "Spaced receiver array for ionospheric irregularity drift velocity estimation using multi-band GNSS signals," Proc. ION GNSS+, Tampa, FL, Sept. 2015.

Xu, D., Y. Morton, "GPS carrier parameters characterization during strong equatorial ionospheric scintillation," Proc. ION ITM, Dana Point, CA, Jan. 2015.

Xu, D., Y. Morton, D. Akos, T. Walter, "GPS multi-frequency carrier phase characterization during strong equatorial ionospheric scintillation," Proc. ION GNSS+, Tampa, FL, Sept. 2015. (Best presentation award)

Yin, H., Y. Morton, M. Carroll, E. Vinande, "Performance analysis of L2 and L5 CNAV broadcast ephemeris for orbit calculation," NAVIGATION, 62(2), 121-140, Summer 2015.

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2014

Adami, T., "An Energy Management Display for General Aviation Safety Enhancements," Proceedings of IEEE/AIAA 33rd Digital Avionics Systems Conference, Colorado Spring, CO, October 2014.

Carroll, M., Y. Morton, E. Vinande, "Triple frequency GPS signal tracking during strong ionospheric scintillations over Ascension Island," Proc. IEEE/ION PLANS meeting, Monterey, CA, May 2014.

Chuang, Y., and Gupta, I. J., "Two Stage Beamformer for GNSS Receiver Antenna Arrays," Proceedings of ION 2014 GNSS+ Meeting, Tampa, FL, September 2014.

Chuang, Y., and Gupta, I.J., "On-the-y Estimation of Antenna Induced Biases in SFAP Based GNSS Antenna Arrays," Navigation, Journal of the Institute of Navigation, vol. 61, Winter 2014.

Chuang, Y., Buchanan, M., O'Brien, A., and Gupta, I.J., "Prediction of Antenna Induced Biases for Precision GNSS Receivers," Proceedings of ION 2014 International Technical Meeting, San Diego, CA, January 2014.

Dill, E., de Haag, M. Uijt, Duan, P., Serrano, D. and S. Vilardaga, "Seamless Indoor-Outdoor Navigation for Unmanned Multi-sensor Aerial Platforms," Proceedings of IEEE/ION PLANS 2014, Monterey, CA, May 2014, pp. 1174-1182.

Duan, P., "A Multiple Hypotheses Prediction Method for Improved Aircraft State Awareness and Alerting," Proceedings of IEEE/AIAA 33rd Digital Avionics Systems Conference, Colorado Spring, CO, October 2014.

Garmatyuk, D., B. Jameson, R. Cole, Y. Morton, S. Mudaliar, "Target scene frequency diversity exploitation with UWB OFDM radar," accepted, IET Radar, Sonar, and Navigation, 2014.

Gunawardena, S. and F. van Graas, "Analysis of GPS-SPS Inter-PRN Pseudorange Biases due to Receiver Front-End Components," Proceedings of the 27th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2014), Tampa, Florida, September 2014, pp. 2611-2624.

Gunawardena, S. and T. Pany, "Initial Report of Activities of the GNSS SDR Metadata Standard Working Group," Proceedings of the 27th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2014), Tampa, Florida, September 2014, pp. 1426-1432.

Han, B., G. Erry, K. Low, Y. Morton, "Simulation study of the effect of orbital errors on open loop tracking in GPS radio occultation," Proc. IEEE/ION PLANS meeting, Monterey, CA, May 2014.

Hang, Y., Y. Morton, M. Carroll, E. Vinande, "GPS CNAV signal decoding and performance comparison with legacy navigation messages," Proc. ION ITM, San Diego, CA, Jan. 2014.

Hang, Y., Y. Morton, M. Carroll, E. Vinande, "Implementation and Performance Analysis of A Multi-Frequency GPS Signal Tracking Algorithm," Proc. ION GNSS+, Tempa, FL, Sept. 2014.

Hebert, J., D. Levene, J. Raquet, W. Deike, and D. Dresher, "Simulated Programmable Aircraft-Embedded Jammer (SPACE JAM)," ION Joint Navigation Conference, Orlando, FL, 16-19 Jun 2014.

Jiao, Y., Y. Morton, S. Taylor, "Comparative studies of high-latitude and equatorial ionospheric scintillation," Proc. IEEE/ION PLANS meeting, Monterey, CA, May 2014.

Jiao, Y., Y. Morton, S. Taylor, M. Carroll, "Characteristics of low-latitude signal fading across the GPS frequency bands," Proc. ION GNSS+, Tempa, FL, Sept. 2014.

Kassabian, N., Y. Morton, "Extending integration time for Galileo tracking robustness under ionosphere scintillation," Proc. IEEE/ION PLANS meeting, Monterey, CA, May 2014.

Kastelein, M., "Analysis of ADS-B Performance for Use in ACAS Systems, Proceedings of IEEE/AIAA 33rd Digital Avionics Systems Conference, Colorado Spring, CO, October 2014.

Kauffman, K, and J. Raquet, "Navigation via H-field Signature Map Correlation and INS Integration," 2014 IEEE Radar Conference, pp. 1390-1395, Cincinnati, OH, May 2014.

Kintz, A., and Gupta, I.J., "Direct Mapping of Ground-Based Emitters in the Presence of Antenna Array Manifold Mismatch," 2014 Joint Navigation Conference, Orlando, FL, June 2014.

Li, K. and W. Pelgrum, "A Non-uniform DFT-based Batch Acquisition Method for Enhanced DME (eDME) Carrier Phase: Concept, Simulations, and Flight Test Results," Proceedings of IEEE/ION PLANS 2014, Monterey, CA, May 2014, pp. 864-881.

Liu, X., M. Liang, Y. Morton, P. Closas, T. Zhang, and Z. Hong, "Performance evaluation of MSK and OFDM modulations for future GNSS signals," GPS Solutions, doi 10.1007/s10291-01400368-6, 1-13, 2014.

Marcus, R., J. Morton, R. Cole, Y. Morton, "Redblade: An Autonomous Snowplow," Proc. ION GNSS+, Tempa, FL, Sept. 2014.

Miltner, M., "Improved Automation and Human-Machine Interface Continuity through Utilization of Synthetic Data," Proceedings of IEEE/AIAA 33rd Digital Avionics Systems Conference, Colorado Spring, CO, October 2014.

Morton, Y., H. Bourne, M. Carroll, Y. Jiao, N. Kassabian, S. Taylor, J. Wang, D. Xu, H. Yin, "Multi-constellation GNSS observations of equatorial ionospheric scintillation," Proc. URSI General Assembly & Sci. Sym., Beijing, China, August, 2014.

O'Brien, A.J., and Gupta, I.J., "Low-Cost, High-Fidelity Data Acquisition System for Precision GNSS Adaptive Antenna Arrays," Proceedings of ION 2014 International Technical Meeting, San Diego, CA, January 2014.

O'Brien, A.J., et. al, "Prediction of Antenna Induced Biases in a Real World Anti-Jam GPS Receiver," 2014 Joint Navigation Conference, Orlando, FL, June 2014.

Park, J., D. Grejner-Brzezinska, R. von Frese, Y. Morton, "GPS discrimination of traveling ionospheric disturbances from underground nuclear explosions and earthquakes," Navigation, NAVIGATION, J. Institute of Navigation, 61(2), 125-134, 2014.

Pierce, S. and J. Raquet, "Star Tracker Integration with Navigation Systems," ION Joint Navigation Conference, Orlando, FL, 16-19 Jun 2014.

Pierce, S., J. Raquet, B. Dorland, and G. Hennessey, "A Performance Model of an Integrated Navigation Solution Using Satellite Observations from Star Trackers," Proceedings of ION GNSS+ 2014, Tampa, FL, Sep 2014.

Raquet, J., "Navigation 2034", Proceedings of ION GNSS+ 2014, Tampa, FL, Sep 2014.

Shockley, J. and J. Raquet, "Navigation of Ground Vehicles Using Magnetic Field Variations," Navigation, Vol. 61 No. 4, pp. 237-252, Winter 2014.

Smearcheck, M., D. Marietta, and J. Raquet, "Expandable Flight Reference Data Processing Software," ION Joint Navigation Conference, Orlando, FL, 16-19 Jun 2014.

Soeder, J. and J. Raquet, "Image-Aided Navigation Using Cooperative Binocular Stereopsis," Proceedings of ION GNSS+ 2014, Tampa, FL, Sep 2014.

Sweetnich, S.R., and D. Jacques, "Skin Detection with Small Unmanned Aerial Systems by Integration of Area Scan Multispectral Imagers and Factors Affecting their Design and Optimization," International Journal of Monitoring and Surveillance Technologies Research, Volume 2, Issue 3, Jul - Sep 2014.

Venable, D., K. Kauffman, J. Campbell, J. Raquet, J. Kresge, M. Smearcheck, T. Pestak, and D. Marietta, "Unmanned Aerial System Vision Aided Navigation (UVAN) Rapid Reaction Effort," ION Joint Navigation Conference, Orlando, FL, 16-19 Jun 2014.

Wang, C., J. Wang, Y. Morton, "Regional ionospheric TEC gradients estimation using a single GNSS receiver," Proc. Chinese Satellite Navigation Conference, Nanjing, China, May 2014.

Wang, J., Y. Morton, J. Spaleta, B. Bristow, "Spatial characterization of high latitude ionospheric scintillation using an array of software receiver measurements," Proc. ION GNSS+, Tempa, FL, Sept. 2014.

Xu, D., Y. Morton, S. Taylor, "Algorithms and results of tracking Beidou signals during strong ionospheric scintillation over Ascension Island," Proc. ION ITM, San Diego, CA, Jan. 2014.

Yin, H., Y. Morton, M. Carroll, E. Vinande, "Performance analysis of L2 and L5 CNAV broadcast ephemeris for orbit calculation," NAVIGATION, accepted, 2014.

Zhu, Z. and F. van Graas, "Implications of C/A Code Cross Correlation on GPS and GBAS," Proceedings of IEEE/ION PLANS 2014, Monterey, CA, May 2014, pp. 282-293.

Zhu, Z., Venters, C. and M. Uijt de Haag, "Navigation Application of 3D Corner Features Measured with a 2D Laser Scanner," Proceedings of the 27th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2014), Tampa, Florida, September 2014, pp. 2174-2182.

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2013

Alix, D., K. WalliF, and J. Raquet, "Error Characterization of Flight Trajectories Reonstructed Using Structure from Motion," IEEE AIPR (Applied Imagery Pattern Recognition Workshop), Washington, DC, 23-25 Oct 2013.

Bourne, H., Y. Morton, "GPS receiver ionosphere error correction based on spatial gradients and IGS satellite DCBs," Proc. ION Pacific PNT, Honolulu, HI, Apr. 2013.

Chen, X., F. Dovis, S. Peng, Y. Morton, "Comparative studies of GPS multipath mitigation methods performance," IEEE Trans. Aero. Elec. Sys., 49(3), 1555-1568, 2013.

Chen, X., Y. Morton, F. Dovis, "A computationally efficient iterative MLE for GPS AOA estimation," IEEE Trans. Aero. Elec. Sys., 49(4), 2707-2716, 2013.

Chuang, Y.C., and Gupta, I.J., "Antenna Induced Biases in GNSS Receiver Measurements," Proceedings of ION 2013 International Technical Meeting, San Diego, CA, January 2013.

Chuang, Y.C., and Gupta, I.J., "On-the-fly Estimation of Antenna Induced Biases in SFAP Based GNSS Antenna Arrays," GNSS+ 2013, 26th International Technical Meeting of the Sattelitte Division of the Institute of Navigation, Nashville, TN, September 2013.

Cohenour, C. and F. van Graas, "GPS Orbit and Clock Error Distributions, 2005 to 2012," Proceedings of the ION 2013 Pacific PNT Meeting, Honolulu, Hawaii, April 2013, pp. 946-958.

Craig, S. and F. van Graas, "In-Flight Measurements and Correction Model for Rubidium Oscillator Specific Force and Magnetic Field Susceptibility," Proceedings of the ION 2013 Pacific PNT Meeting, Honolulu, Hawaii, April 2013, pp. 567-576.

Craig, S., Naab-Levy, A., Li, K., Kollar, R., Duan, P., Pelgrum, W., van Graas, F. and M. Uijt de Haag, "Autonomous Snowplow Design," Proceedings of the 26th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2013), Nashville, TN, September 2013, pp. 2044-2057.

Curro, J., T. Pestak, and J. Raquet, "Boresighting a LiDAR without Accurate Range Measurements for Relative Navigation," Proceedings of 2013 International Technical Meeting of the ION, San Diego, CA, Jan 2013.

Di, R., Y. Morton, E. Vinande, "Performance analysis of a USRP based GPS and GLONASS signal recording and playback system," Proc. ION ITM, San Diego, CA, Jan. 2013.

Duan, P. and M. Uijt de Haag, "A Track Search optimization method for implicit coordination," Proceedings of the AIAA/IEEE 32nd DASC, 2013.

Duan, P. and M. Uijt de Haag, "Measurement-Based ADS-B System for Detection of Off-Nominal Intruder Operations," Proceedings of the ION Pacific Position Navigation and Timekeeping (Pacific PNT) Conference, April 2013.

Duan, P. and M. Uijt de Haag, "Real-Time Implementation Aspects of a Measurement Based ADS-B System for Conflict Detection and Resolution." Proceedings of the ION GNSS+ 2013, 2013.

Duan, P., Uijt de Haag, M. and N. Peinecke, "Flight and Data link Performance Evaluation of a Real-time Measurement-based ADS-B System," Proceedings of the ION International Technical Meeting, 2013.

Garmatyuk, D., K. Kauffman, J. Raquet, and Y. Morton, "Multifunctional Software-Defined Radio Sensors for Detection, Imaging, and Navigation," Low Power Emerging Wireless Technologies, ed. R. Mahmoudi and K. Iniewski, CRC Press, pp. 99-115, Feb 2013.

Grejner-Brzezinska, D. and Toth, C.K., GPS-Challenged Environments: Can Collaborative Navigation Help?, Journal of Aeronautics, Astronautics and Aviation, Series A, Vol.45, No.3 pp. 211-218, 2013.

Grewal, M., Andrews, A. and C. Bartone, GNSS, Inertial Navigation, and Integration (3rd ed., pp. 561). Hoboken, NJ: John Wiley & Sons, Inc., 2013.

Gunawardena, S. and F. van Graas, "An Empirical Model for Computing GPS SPS Pseudorange Natural Biases Based on High Fidelity Measurements from a Software Receiver," Proceedings of the 26th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2013), Nashville, TN, September 2013, pp. 1341-1358.

Gunawardena, S., "A Universal GNSS Software Receiver MATLABĀ® Toolbox for Education and Research," Proceedings of the 26th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2013), Nashville, TN, September 2013, pp. 1560-1576.

Jameson, B., D. Garmatyuk, Y. Morton, "Reconnaissance using adaptive multi-carrierĀ radar with experimentally identified disturbance statistics," Proc. IEEE RadarCon, Ottowa, Canada, May 2013.

Jameson, B., D. Garmatyuk, Y. Morton, K. Kauffman, R. Ewing, "Adaptive SAR imaging of indoor environments using software-defined UWB OFDM sensor," Proc. IEEE RadarCon, Ottowa, Canada, May 2013.

Jiao, Y., Y. Morton, S. Taylor, W. Pelgrum, "Characterization of high latitude ionospheric scintillation of GPS signals," Radio Sci., 48, doi:10.1002/2013RS005259, 2013.

Jiao, Y., Y. Morton, S. Taylor, W. Pelgrum, "Correlation between ionosphere scintillation and geomagnetic field activities," Proc. ION GNSS+, Nashville, TN., Sept. 2013.

Jiao, Y., Y. Morton, S. Taylor, W. Pelgrum, "High latitude ionosphere scintillation characterization," Proc. ION ITM, San Diego, CA, Jan. 2013.

Kassabian, N., Y. Morton, "Galileo tracking performance under ionosphere scintillation," 4th Int. Colloquium Sci. Fundamental Aspects Galileo Prog., Oct. 2013. (Best paper)

Kauffman, K., J. Raquet, Y. Morton, and D. Garmatyuk, "Experimental Study of Two-channel UWBOFDM Radar for Indoor Navigation with INS Integration," Proceedings of ION GNSS+ 2013, Nashville, TN, Sep 2013.

Kauffman, K., J. Raquet, Y. Morton, and D. Garmatyuk, "Real-Time UWB-OFDM Radar Based Navigation in Unknown Terrain," IEEE Transactions On Aerospace and Electronic Systems, Vol. 49, No. 2, pp. 1453-1466, Jul 2013.

Kauffman, K., J. Raquet, Y. Morton, D. Garmatyuk, "Experimental study of two-channel UWB-OFDM radar for indoor navigation with INS integration," Proc. ION GNSS+, Nashville, TN, Sept. 2013.

Kauffman, K., J. Raquet, Y. Morton, D. Garmatyuk, "Real-time UWB-OFDM radar based navigation in unknown terrain," IEEE Trans. Aero. Elec. Sys.,49(3), 1453-1466, 2013.

Kintz, A., and Gupta, I.J., "Airborne Antenna Array Calibration with Signals o of Opportunity," IEEE International Symposium on Antennas and Propagation, Lake Buena, FL, July 2013.

Kintz, A., and Gupta, I.J., "Spaceborne Antenna Array Calibration with Signals of Opportunity, Annual Meeting and Symposium of Antenna Measurement Techniques Association, Columbus, Ohio, October 2013.

Kou, Y., Y. Morton, "Oscillator frequency offset impact on software GPS receivers and correction algorithms," IEEE Trans. Aero. Elec. Sys., 49(4), 2158-2178, 2013.

Li, K. and W. Pelgrum, "Enhanced DME Pseudorange and Carrier Phase: Concepts, Implementation, and Flight-test Results," NAVIGATION, 60(3), 2014, pp. 209-220.

Li, K. and W. Pelgrum, "Robust DME Carrier Phase Tracking under Flight Dynamics," Proceedings of the 2013 International Technical Meeting of The Institute of Navigation, 2013.

Liu, Z., R. Xu, Y. Morton, J. Xu, W. Pelgrum, S. Taylor, W. Chen, X. Ding, "A comparison of GNSS-based ionospheric scintillation observations in north and south Hong Kong," Proc. ION Pacific PNT, Honolulu, HI, Apr. 2013.

Mao, X., Y. Morton, "GNSS receiver carrier tracking loop designs for robust navigation application and for ionosphere studies," Proc. ION GNSS+, Nashville, TN., Sept. 2013.

Naab-Levy, A., Li, K. and W. Pelgrum, "DME/N Error Budget Allocation and DME-Next Proof-of-Concept Flight Test and Performance Evaluation," Proceedings of the Pacific Position Navigation and Timing Conference, Institute of Navigation, 2013.

Park, J., J. Helmboldt, D.Grejner-Brzezinska, R. von Frese, J. Morton, T. Wilson, "On detecting underground nuclear explosions with GNSS and radio astronomical observations," Proc. ION Pacific PNT, 52-61, Honolulu, Hawaii, Apr. 2013.

Peinecke, N., Uijt de Haag, M., Duan, P. and N. Franzen, "Data Link Requirements for Air-to-Air Collision Avoidance," Proceedings of the IEEE/AIAA/FAA/JPDO/NASA Integrated Communication Navigation and Surveillance (ICNS) Conference, 2013.

Peinecke, N., Uijt de Haag, M., Meysel, F., Duan, P., Kuppers, R. and B. Beernink, "Testing a Collision Avoidance Display with High-Precision Navigation. Proceedings of the SPIE Defense Security and Sensing Symposium, Conference on Degraded Visual Environments: Enhanced, Synthetic, and External Vision Solutions, 2013.

Pelgrum, "Impact of Ground Multipath on Terrestrial Radio Navigation Performance: Simulation and Flight-test Results," Proceedings of the 26th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2013), The Institute of Navigation, 2013.

Raquet, J., "What's Next for Practical Ubiquitous Navigation?," Inside GNSS (trade magazine), Vol. 8, No. 5, pp. 61-69, Sep/Oct 2013.

Sorber, S., Hennessey, D., Moody, J., Bruckner, D. and T. Skidmore, "A Low Cost, Highly Capable Navigation Flight Test Approach Through Industry and University Collaboration," Proceedings of the ION 2013 Pacific PNT Meeting, Honolulu, Hawaii, April 2013, pp. 851-857.

Svendsen, A.S.C., O'Brien, A.J., and Gupta I.J., "A Novel GPS Receiver Algorithm for Continuous Tracking on Spinning Cylindrical Platforms, NAVIGATION, Journal of Institute of Navigation, volume 60, pp 11-30, Spring 2013.

Taylor, S., Y. Morton, R. Marcus, H. Bourne, W. Pelgrum, A.J. Van Dierendonck, "Ionospheric scintillation receivers performances based on high latitude experiments," Proc. ION Pacific PNT, Honolulu, HI, Apr. 2013.

Theunissen, E., Suarez, B. and M. Uijt de Haag, "From spatial conflict probes to spatial/temporal conflict probes: why and how," Proceedings of the AIAA/IEEE 32nd DASC, 2013.

Toth, C.K., and Grejner-Brzezinska, D.A., Performance Analysis of Kinect Sensor Trajectory, Journal of Aeronautics, Astronautics and Aviation, Series A, Vol.45, No.3 pp. 195- 202, 2013.

Van Graas, F. and R. Kollar, "Processing of GPS Station Data for Prediction Algorithm Analysis of the 2011 Tohoku Earthquake," Proceedings of the ION 2013 Pacific PNT Meeting, Honolulu, Hawaii, April 2013, pp. 62-68.

Van Graas, F., Craig, S. L., Pelgrum, W. and S. Ugazio, "Laboratory and Flight Test Analysis of Rubidium Frequency Reference Performance," NAVIGATION, 60(2), 2013, pp. 123-131.

Vinande, E., N. Pujara, Y. Morton, R. Marcus, F. van Graas, W. Pelgrum, "International collaborative navigation research," Proc. ION Pacific PNT, Honolulu, HI, Apr. 2013.

Wang, J., Y. Morton, Q. Zhou, W. Pelgrum, "High latitude and equatorial ionosphere scintillation spectrum analysis," Proc. ION Pacific PNT, Honolulu, HI, Apr. 2013.

Wang, J., Y. Morton, Q. Zhou, W. Pelgrum, "Quantitative spectrum analysis of high latitude and equatorial ionosphere scintillation," Proc. ION GNSS+, Nashville, TN., Sept. 2013.

Wang. C., Y. Morton, "Estimation of total electron content gradient using a regional GNSS network," Proc. ION GNSS+, Nashville, TN, Sept. 2013.

Zhang, L., Y. Morton, "GPS carrier phase spectrum estimation for ionospheric scintillation studies," NAVIGATION, J. Institute of Navigation, Vol. 60, No. 2, p113-122, Summer 2013.

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2012

Byrne, E., Nguyen, T., Boehnke, L., van Graas, F. and S. Stein, "Clock Steering using Frequency Estimates from Stand-alone GPS Receiver Carrier Phase Observations," Proceedings of the 44th Annual Precise Time and Time Interval Systems and Applications Meeting, Reston, Virginia, November 2012, pp. 211-220.

Calhoun, S., J, Curro, and J. Raquet, "Flight Test Evaluation of Predictive Rendering Image Navigation for Close-Formation Flight," Proceedings of ION GNSS-2012, Nashville, TN, Sep 2012.

Chuang, Y.C., O'Brien, A.J. and Gupta, I.J., "Fixed Beam Adaptive Antennas for GNSS Receivers," Joint Navigation Conference, Colorado Springs, CO, June 2012.

Chuang, Y.C., O'Brien, A.J., Gupta, I.J., and Bayrum, Y., "Beam Pointing in Rotorcraft Mounted GPS Receivers," Proceedings of ION 2012 International Technical Meeting, Long Beach, CA, January 2012.

Clark, J.D. and D. Jacques, "Flight Test Results for UAVs Using Boid Guidance Algorithms," New Challenges in Systems Engineering and Architecting: Conference on Systems Engineering Research, St. Louis, MO, 19-22 March, 2012.

Craig, S., Kollar, R., Li, K., Duan, P., Pelgrum, W., van Graas, F. and M. Uijt de Haag, "Laser-Guided Autonomous Snowplow Design," Proceedings of the 25th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2012), Nashville, TN, September 2012, pp. 3773-3790.

Curro, J., T. Pestak, M. Smearcheck, J. Kresge, and J. Raquet, "Automated Aerial Refueling Using Scanning LiDAR," Proceedings of ION GNSS-2012, Nashville, TN, Sep 2012.

Dedes G., Wolfe, S., Guenther, D., Park, B., So, J., Mouskos, K., Grejner-Brzezinska, D.A., Toth, C., Wang, X., Heydinger, G., A simulation design of an integrated GNSS/INU, vehicle dynamics, and microscopic traffic flow simulator for automotive safety, Special Issue of Advances in Transportation Studies an International Journal, pp. 41-52, 2012.

Di, R., Y. Morton, S. Peng, "A USRP-based GNSS and interference signal generator and playback system," Proc. IEEE PLANS, Myrtle Beach, SC, April 2012.

Duan, P., "Simulation Environment for Evaluation of Integrated Alerting and Notification (IAN) Concepts," Proceedings of IEEE/AIAA 31st Digital Avionics Systems Conference (DASC), October 2012.

Duan, P., "Transmitting Raw GNSS Measurements as Part of ADS-B: Why, How, and Flight Test Results," Proceedings of IEEE/AIAA 31st Digital Avionics Systems Conference (DASC), October 2012.

Duan, P., Uijt de Haag, M. and J. L. Farrell, "Flight Test Results of a Conflict Detection Method using ADS-B with Raw GNSS Measurements," Proceedings of the 25th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2012), Nashville, TN, September 2012, pp. 174-187.

Elsherbeni, D., Reddy, C.J., Svendsen, A.S.C., Gerber, G., Sainath, K., and Gupta, I.J., "Adaptive Antennas for GNSS Receivers," Joint Navigation Conference, Colorado Springs, CO, June 2012.

Fisher, K., J. Raquet, and J. Kresge, "Affine Feature Matching via Stochastic Prediction," Proceedings of ION GNSS-2012, Nashville, TN, Sep 2012.

Grejner-Brzezinska, D.A., Markiel, J.N., Toth, C.K., Zaydak A., Getting Along: Collaborative Navigation in Transitional Environments, GPS World, November, pp. 43-92, 2012.

Grejner-Brzezinska, D.A., Toth, C.K., Markiel, J.N., Moafipoor, S., Integration of Image-Based and Artificial Intelligence Algorithms: A Novel Approach to Personal Navigation, Geodesy for Planet Earth, IAG 136, DOI 10.1007/978-3-642-20338-1_120, Springer-Verlag Berlin Heidelberg, pp. 957-965, 2012.

Gunawardena, S. and F. van Graas, "High Fidelity Chip Shape Analysis of GNSS Signals using a Wideband Software Receiver," Proceedings of the 25th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2012), Nashville, TN, September 2012, pp. 874-883.

Gunawardena, Sanjeev and F. van Graas, "Analysis of GPS Pseudorange Natural Biases using a Software Receiver," Proceedings of the 25th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2012), Nashville, TN, September 2012, pp. 2141-2149.

Haker, M. and J. Raquet, "Applying Detection Theory to Define Stopping Criteria for the Signal Decomposition and Parameterization Algorithm," Proceedings of 2012 International Conference on Localization and GNSS (ICL-GNSS) IEEE Xplore ID# 10.1109/ICL-GNSS.2012.6253112, pp. 1-7, Jun 2012.

Haker, M. and J. Raquet, "Tracking Multipath in Received GNSS Signals Through use of a Signal Decomposition and Parameterization Algorithm," Proceedings of ION GNSS-2012, Nashville, TN, Sep 2012.

Jameson, B., D. Garmatyuk, Y. Morton, "Cognitive radar for indoor positioning with a software-defined UWB OFDM radar," Proc. IEEE RadarCon, Atlanta, GA, May 2012.

Jameson, B., D. Garmatyuk, Y. Morton, A. Curtis, "Target scene reconstruction in indoor environment with cognitive OFDM radar," Proc. Int. Waveform Diversity & Design Conf., Kauai, HI, Jan. 2012. (Second place student paper competition)

Ju, H., Toth, C., and Grejner-Brzezinska, D.A., A New Approach to Robust LiDAR/Optical Imagery Registration, Photogrammetrie - Fernerkundung - Geoinformation, Volume 2012, Number 5, pp. 523-534(12), 2012.

Kauffman, K., J. Raquet, J. Morton, and D. Garmatyuk, "Experimental Study of UWB-OFDM SAR for Indoor Navigation with INS Integration," Proceedings of ION GNSS-2012, Nashville, TN, Sep 2012.

Kauffman, K., J. Raquet, Y. Morton, D. Garmatyuk, "Experimental study of UWB-OFDM SAR for indoor navigation with INS integration," Proc. ION GNSS, 3847-3852, Nashville, TN, Sept. 2012.

Kintz, A., and Gupta, I.J., "RF Emitter Location Estimation in the Presence of Antenna Array Manifold Mismatch," IEEE International Symposium on Antenna and Propagation, Chicago, IL, July 2012.

Kintz, A., Gupta, I.J., and Wemhoff, E., "Direct Mapping of Emitters in the presence of Antenna Array Manifold Mismatch," Joint Navigation Conference, Colorado Springs, CO, June 2012.

Lee, J.K., Grejner-Brzezinska, D.A., and Toth, C., The Network-based Collaborative Navigation for Land Vehicle Applications in GPS-denied Environment, Royal Institute of Navigation, Journal of Navigation, 2012.

Lee, J.K., Grejner-Brzezinska, D.A., and Toth, C., The Network-based Collaborative Navigation for Land Vehicle Applications in GPS-denied Environment, Royal Institute of Navigation, Journal of Navigation, Vol. 65, Issue 03, pp. 445-457, 2012.

Li, K. and W. Pelgrum, "Flight test Performance Assessment of eDME for APNT," Proceedings of ION International Technical Meeting 2012, Newport Beach, CA, January 2012.

Li, L., Pan, Y., Lee, J-K., Grejner-Brzezinska, D.A., Toth, C., Chunhua, R., and Liu, Y., Cart-mounted Geolocation System for Unexploded Ordnance with Adaptive ZUPT Assistance, IEEE Transactions on Instrumentation & Measurement, Vol. 61, No. 4, pp. 974-979 , 2012.

Li, L., Pan, Y., Lee, J-K., Grejner-Brzezinska, D.A., Toth, C., Chunhua, R., and Liu, Y., Cart-mounted Geolocation System for Unexploded Ordnance with Adaptive ZUPT Assistance, IEEE Transactions on Instrumentation & Measurement, Vol. 61, pp. 974-979, 2012.

Moafipoor S., D.A. Grejner-Brzezinska and C.K. Toth (2012): Real-Time Integrity Monitoring of a Dead Reckoning Personal Navigator Using a Two-Stage Neural Kalman Filter, The Journal of Navigation, Vol. 65, The Royal Institute of Navigation 2012, doi:10.1017/ S0373463312000240, pp. 1-15.

Niu, F., Y. Morton, J. Wang, W. Pelgrum, "GPS carrier phase detrending methods and performances for ionosphere scintillation studies," Proc. ION ITM, 1462-1467, Newport Beach, CA, Feb. 2012.

Niu, F., Y. Morton, W. Pelgrum, A. J. Van Dierendonck, "Performances of GPS signal observables detrending methods for ionosphere scintillation studies," Proc. ION GNSS, 3435-3443, Nashville, TN, Sept. 2012.

Park, J., D. Grejner-Brezezinska, R. von Frese, Y. Morton, L. Gaya-Pique, "On using traveling ionospheric disturbances to detect underground nuclear tests," Proc. ION ITM, 1581-1589, Newport Beach, CA, Feb. 2012.

Park, J., D. Grejner-Brzezinska, R. von Freese, Y. Morton, "Discriminating underground nuclear explosions and earthquakes in GPS-detected traveling ionosphere disturbances: case study," Proc. ION GNSS, Nashville, TN, Sept. 2012.

Pelgrum, W., "APNT Architecture Study: Concepts, Implementation, and Flight-Test Results," Proceedings of IEEE/AIAA 31st Digital Avionics Systems Conference (DASC), October 2012.

Pelgrum, W., Li, K., Smearcheck, M. and F. van Graas, "eDME Architecture Development and Flight-Test Evaluation," Proceedings of the 25th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2012), Nashville, TN, September 2012, pp. 812-825.

Peng, S., Y. Morton, "A USRP2-based reconfigurable multi-constellation multi-frequency GNSS software receiver front end," GPS Solutions, DOI: 10.1007/s10291-012-0263-y, 2012.

Peng, S., Y. Morton, R. Di, "A multiple-frequency GPS software receiver design based on a vector tracking loop," Proc. IEEE PLANS, 495-505, Myrtle Beach, SC, April 2012.

Peng, S., Y. Morton, W. Pelgrum, "Ionosphere scintillation signal parameter modeling based on triple frequency software GNSS receiver measurements," Proc. ION GNSS, 3413-3419, Nashville, TN, Sept. 2012.

Shockley, J. and J. Raquet, "Three Axis Magnetometer Navigation in Suburban Areas," Proceedings of ION GNSS-2012, Nashville, TN, Sep 2012.

Soloviev, A., Toth, C., and Grejner-Brzezinska, D.A., Performance of deeply integrated GPS/INS in dense forestry areas, Journal of Applied Geodesy, Vol. 6, pp. 3-13, 2012.

Svendsen, A.S.C., and Gupta, I.J., "The Effect of Mutual Coupling on the Nulling Performance of Adaptive Antennas," IEEE Antennas and Propagation Magazine, Vol. 54, No. 3, pages 17-38, June 2012.

Svendsen, A.S.C., Gupta, I.J., and Chen, C.C., "Dual Band GPS Antenna for Small Cylindrical Platforms," Proceedings of Thirty Fourth Annual Meeting and Symposium, Antenna Measurement Techniques Association, Seattle, WA, October 2012.

Taylor, S., Y. Morton, Y. Jiao, J. Triplett, W. Pelgrum, "An improved ionosphere scintillation event detection and automatic trigger for a GNSS data collection system," Proc. ION ITM, p1563-1569, Newport Beach, CA, Feb. 2012.

Wang, J., Y. Morton, Q. Zhou, F. van Graas, W. Pelgrum, "Time-frequency analysis of ionosphere scintillation observed by a GNSS receiver array," Proc. IEEE PLANS, 274-281, Myrtle Beach, SC, Apr. 2012. (Best track paper)

Wang, J., Y. Morton, Q. Zhou, W. Pelgrum, "Spatial characterization of high latitude ionosphere scintillations," Proc. ION GNSS, 3459-3464, Nashville, TN, Sept. 2012.

Wemhoff, E., Kintz, A., and, Gupta I.J., "Empirical Statistical Modeling of Angle-of-Arrival Error Enables Enhanced Data Fusion for Emitter Geolocation," Joint Navigation Conference, Colorado Springs, CO, June 2012.

Xu, R., Z. Liu, M. Li, Y. Morton, W. Chen, "An analysis of low-latitude ionospheric scintillation and its effects on precise point positioning," J. Global Positioning Sys., 11(1), 22-32, doi:10.5081/jgps.11.1.22, 2012.

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2011

Anderson, M. and R. Cobb, “Evaluation of Bi-harmonic Amplitude and Bias Modulation for Flapping Wing MAV Control,” Proceedings of the 49th AIAA Aerospace Sciences Meeting, AIAA-2011-1161, Orlando, FL, January 2011.

Anderson, M., Sladek, N. and R. Cobb, “Design, Fabrication, and Testing of an Insect-Sized MAV Wing Flapping Mechanism,” Proceedings of the 49th AIAA Aerospace Sciences Meeting, Orlando, FL, January 2011.

Bezawada, R., P. Duan and M. Uijt de Haag, Hazard Tracking with Integrity for Surveillance Applications, Proceedings of the 30th Digital Avionics Systems Conference, Seattle, WA, October 2011.

Blanco, N. and M. Uijt de Haag, Multipath Analysis using Code-minus-Carrier for Dynamic Testing of GNSS Receivers, Proceedings of International Conference on Localization and GNSS, Tampere, Finland, June 29-30, 2011.

Borowski, J. F., Hopkinson, K. M., Humphries, J. W. and B. J. Borghetti, “Reputation-Based Trust for a Cooperative Agent-Based Backup Protection Scheme,” IEEE Transactions on Smart Grid, Vol. 2, No. 2, June 2011, pp. 287-301.

Bruckner, D., F. van Graas and T. Skidmore, Flight Test Results and Multipath Mitigation for Ionosphere-Free, Dual-Frequency Code Noise and Multipath (CNMP) Algorithm on King Air and DC-3 Airframes, Proceedings of the 2011 International Technical Meeting of The Institute of Navigation, San Diego, CA, January 2011, pp. 296-311.

Church, C.M., A.J. O’Brien and I.J. Gupta, “A novel method to measure array manifolds of GNSS adaptive antennas,” NAVIGATION, Journal of the Institute of Navigation, Volume 58, pp. 345-356, Winter 2011.

Cohenour, C. and F. van Graas, GPS Orbit and Clock Error Distributions, NAVIGATION, Vol. 58, No. 1, Spring 2011, pp. 17-28.

Co, T. C., Zagaris, C. and J. T. Black, “Responsive Satellites through Ground Track Manipulation using Existing Technology,” AIAA Space 2011 Conference, AIAA Paper 2011-7262, Long Beach, CA, September 2011.

Craig, S., M. Miltner, D. Fulk, W. Pelgrum and F. van Graas, Monocular Autonomously-Controlled Snowplow, Proceedings of the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2011), Portland, OR, September 2011, pp. 2127-.

Curtis, A., D. Garmatyuk, Y. Morton, R. Ewing, “Improved target detection through OFDM radar signal’s frequency analysis,” NAECOM, Dayton, OH, July 2011.

Dedes, G.,  X. Wang , D. Grejner-Brzezinska, C., Toth, D. Guenther, G. Heydinger, K. Mouskos, B. (2011): Integrated GNSS/IMU, Vehicle Dynamics, and Microscopic Traffic Flow Simulator for Automotive Safety, Proceedings, ION GNSS, CD ROM.

Fisher, K. and J. Raquet, “Non-GPS Precision Position, Navigation, and Timing,” Air and Space Power Journal, Vol. XXV, No. 2, Summer 2011, pp. 24-33.

Garmatyuk, D., Y. Morton, X. Mao, “Radar and GPS system inter-operability with UWB-OFDM signals,” IEEE Trans. Aero. & Elec., 47(1), p265-274, 2011.

Griffin, K.A. and I.J. Gupta, “Inclusion of rotor blade modulation in hardware-in-the-loop testing of RF systems,” IEEE Transactions on Aerospace and Electronics Systems, Vol. 47, pp. 1580-1593, July 2011.

Gunawardena, S. and F. van Graas, Multi-Channel Wideband GPS Anomalous Event Monitor, Proceedings of the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2011), Portland, OR, September 2011, pp. 1957-.

Haker, M. and J. Raquet, “Modeling and Simulation of the GNSS Channel Through the Stochastic Search and Parameterization of Received Signals,” 2011 Joint Navigation Conference, Colorado Springs, CO, June 2011.

Hayhurst, K.W.,  I.J. Gupta and A.J. O’Brien, “Interference source localization using GPS antenna arrays,” Proceedings of 2011 International Technical Meeting, Institute of Navigation, San Diego, CA, January 2011.

Jameson, B., A. Curtis, D. Garmatyuk, Y. Morton, P. Plummber, K. Thompson, “Detection of behind-the-wall targets with adaptive UWB OFDM radar: experimental approach,” Proc. IEEE RadarCon, Kansas City, KS, May 2011.

Kalyanam, K., Pachter, M. and P. Chandler, “Maximizing the Throughput of a Patrolling UAV by Dynamic105 Programming,” IEEE Multi-conference on Systems and Control, Denver, CO, September 2011 (accepted for presentation).

Kalyanam, K., Pachter, M. and P. Chandler, “UAV Perimeter Patrol Operations Optimization Using Efficient Dynamic Programming,” ACC, San Francisco, CA, June 29 – July 1, 2011.

Kauffman, K., J. Raquet, Y. Morton, D. Garmatyuk, “Enhanced feature detection and tracking algorithm for UWB-OFDM SAR navigation,” NAECOM, Dayton, OH, July 2011.

Kauffman, K., J. Raquet, Y. Morton, D. Garmatyuk, “Simulation study of UWB-OFDM SAR for navigation with INS integration,” Proc. ION ITM, San Diego, Jan. 2011.

Kou, Y., Y. Jiao, Y. Morton, “Characterizing oscillator stability using a software GPS receiver,” Proc. ION GNSS, Portland, OR, Sept. 2011.

Krishnamoorty, K., Pachter, M., Dhaba, S. and P. Chandler, “Approximate Dynamic Programming with State Aggregation Applied to UAV Perimeter Patrol,” International Journal of Robust and Nonlinear Control, Vol. 21, 2011.

Lenahan, R., Christel, B., Lawyer, C. and R. K. Martin, “Radio Tomographic Imaging and Geolocation Using Sun Spots,” poster presentation at the IEEE SENSORS 2011 Conference, Limerick, Ireland, October 2011 (peer review of abstract).

Li, K. and W. Pelgrum, Optimal Time-of-Arrival Estimation for Enhanced DME, Proceedings of the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2011), Portland, OR, September 2011, pp. 3493-.

Martin, R. K., “Using Alpha Shapes to Approximate Signal Strength Based Positioning Performance,” IEEE Signal Processing Letters, Vol. 18, No. 12, December 2011, pp. 741-744.

Martin, R. K., Anderson, C. W. and R. W. Thomas, “Modeling and Analysis of Radio Tomographic Imaging,” submitted to Proceedings of the Fourth International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, San Juan, Puerto Rico, December 2011, 4 pages (peer review of full paper).

Martin, R. K., Anderson, C., Thomas, R. W. and A. S. King, “Modelling and Analysis of Radio Tomography,” Proceedings of the Fourth International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), San Juan, Puerto Rico, December 2011, pp. 161-164 (peer review of full paper).

Martin, R. K., Thomas, R. W. and Z. Wu, “Using Spectral Correlation for Non-Cooperative RSS-Based Positioning,” Proceedings of the IEEE Workshop on Statistical Signal Processing, Nice, France, June 2011, 4 pages (peer review of full paper).

Martin, R. K., King, A., Thomas, R. W. and J. Pennington, “Practical Limits in RSS-Based Positioning,” Proceedings of the International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Prague, Czech Republic, May 2011, 4 pages (peer review of full paper).

Martin, R. K., Yan, C., Fan, H. H. and C. Rondeau, “Algorithms and Bounds for Distributed TDOA-Based Positioning Using OFDM Signals,” IEEE Transactions on Signal Processing, Vol. 59, No. 3, March 2011, pp. 1255-1268.

Martin, R. K., “Comments on ‘OFDM Transmission for Time-Based Range Estimation,’” IEEE Signal Processing Letters, Vol. 18, No. 2, February 2011, p. 144. 

Miller, M.M., A. Soloviev, M. Uijt de Haag, M. Veth, J. Raquet, T. J. Klausutis and J. E. Touma, Navigating in Difficult Environments: Feature-Aided Inertial Systems,” Proceedings of the NATO RTO Lecture Series on “Low Cost Navigation Sensors and Integration Technology, SET-116, April 2011.

Moore, R., Y. Morton, “Magneto-ionic polarization and GPS signal propagation through the ionosphere,” Radio Sci., 46, RS1008, doi:10.1029/2010RS004380, 2011.

Niederhauser, J. D. and J. T. Black, “Characterization and Analysis for Flying COTS Electronics On-Orbit,” 25th AIAA Utah State University Conference on Small Satellites, Paper SSC11-XII-3, Logan, UT, August 2011.

Noel, W. and K. A. Fisher, “Signals of Opportunity (SoOP) Navigation Using Wi-Fi Signals,” Joint Navigation Conference, Colorado Springs, CO, June 2011.

O’Brien, A.J. and I.J. Gupta, “Mitigation of adaptive antenna induced bias errors in GNSS receivers,” IEEE Transactions on Aerospace and Electronics Systems, Vol. 47, pp. 524-538, January 2011.

O’Brien, A.J.  and I.J. Gupta, “Precise calibration of adaptive antennas for GNSS antennas on platforms,” Proceedings of the Institute of Navigation’s 2011 GNSS Meeting, Portland, OR, September 2011.

Oh, J., C. Toth, and D. Brzezinska (2011): Automatic Georeferencing of Aerial Images Using Stereo High-Resolution Satellite Imagery, Photogrammetric Engineering & Remote Sensing, Vol. 77, No. 11, pp. 1157-1168.

Oh, J., C. Toth, and D. Brzezinska (2011): Terrain Referenced Navigation based on LiDAR breakline matching, Proceedings, ION ITM, CD ROM.

Oktay, H. and M. J. Stepaniak, “Airborne Pseudolites in a Global Positioning System Degraded Environment,” Proceedings of the 5th International Conference on Recent Advances in Space Technology, Istanbul, Turkey, June 2011, pp. 280-285.

Pachter, M. and Y. Choi, “A Relay-Rover Differential Game,” 51st Israel Annual Conference on Aerospace Sciences, Tel Aviv, Israel, February 23-24, 2011.

Pachter, M. and K. Pham, “Basic Issues Concerning the Role of Information in Dynamic Games,” International Conference on the Dynamics of Information Systems, Gainesville, FL, February 16-18, 2011.

Park, J., R. Frese, D. Grejner-Brzezinska, Y. Morton, L. Gaya-Pique, “Ionospheric detection of the 25 May 2009 North Korean underground nuclear test,” Geophys. Res., Lett., 38, L22802, doi:10.1029/2011GL049430, 2011.

Pelgrum, W., Y. Morton, F. van Graas, S. Gunawardena, M. Bakich, D. Chemey, S. Peng, J. Triplett, A. Vermuru, and P. Vikram, Measurement and Analysis of Artificially-Generated and Natural Ionosphere Scintillations Effects on GNSS Signals, Proceedings of the 2011 International Technical Meeting of The Institute of Navigation, San Diego, CA, January 2011, pp. 950-958.

Pelgrum, W., Y. Morton, F. van Graas, F., P. Vikram and S. Peng, Multi-Domain Analysis of the Impact of Natural and Man-Made Ionosphere Scintillations on GNSS signals Propagations, Proceedings of the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2011), Portland, OR, September 2011, pp. 617-.

Peng, S., Y. Morton, W. Pelgrum, and F. van Graas, High Latitude Ionosphere Scintillations at GPS L5 Band, Proceedings of the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2011), Portland, OR, September 2011, pp. 597-.

Peng, S., Y. Morton, “A USRP2-Based multi-constellation and multi-frequency GNSS software receiver for ionosphere scintillation studies,” Proc. ION ITM, San Diego, Jan. 2011.

Peterson, G. L., Mayer, C. M. and K. Cousin, “WoLF Ant,” IEEE Congress on Evolutionary Computation 2011, New Orleans, LA, 2011, pp. 557.1-557.8.

Raquet, J., “Trends in Navigation Technology: Looking to the Future,” Draper GNC Symposium, Cambridge, MA, May 2011.

Reiterer, A., U. Egly, T. Vicovac, E. Mai, S. Moafipoor, D. A. Grejner-Brzezinska and C. K. Toth (2011): Application of artificial intelligence in Geodesy – A review of theoretical foundations and practical examples, Journal of Applied Geodesy, 4 (2010), 201–217 6 de Gruyter. DOI 10.1515/JAG.2010.020.

Smearcheck, M., Pestak, T., Kresge, J., Raquet, J. and K. Fisher, “EO Camera and Lidar Measurements for Autonomous Aerial Refueling Operations,” 2011 Joint Navigation Conference, Colorado Springs, CO, June 2011.

Soloviev, A., Grejner-Brzezinska, D. A., C., Toth (2011): Performance of Deeply Integrated GPS/INS in Dense Forestry Areas, Proceedings, ION GNSS, CD ROM.

Svendsen, A.S.C., I.J. Gupta and C.-C. Chen, “Satellite coverage for GPS antenna on small spinning projectiles,” Proceedings of the IEEE International Symposium on Antennas and Propagation, Spokane, WA, July 2011.

Svendsen, A.S.C. and I.J. Gupta, “Adaptive antenna for hand-held GPS receivers,” NAVIGATION, Journal of the Institute of Navigation, Volume 58, pp. 221-228, Fall 2011.

Sweeney, N. and K. A. Fisher, “Air-to-Air Missile Vector Scoring,” 2011 IEEE Multi-Conference on Systems and Control (MSC 2011), Denver, CO, September 28-30, 2011.

Sweeney, N. and K. A. Fisher, “Air-to-Air Missile Vector Scoring,” Joint Navigation Conference, Colorado Springs, CO, June 2011.

Taylor, C., Veth, M., Raquet, J. and M. Miller, “Techniques for Navigation in Unmapped Environments,” IEEE Transactions on Aerospace and Electronic Systems, Vol. 47, No. 2, April 2011, pp. 946-958.

Taylor, C., Veth, M., Raquet, J. and M. Miller, “Comparison of Two Image and Inertial Sensor Fusion Techniques for Navigation in Unmapped Environments,” IEEE Transactions on Aerospace and Electronic Systems, Vol. 47, No. 2, April 2011, pp. 946-958.

Theunissen, E. and  M. Uijt de Haag, Towards a Seamless Integration of Awareness Support and Alerting Systems: Why and How, Proceedings of the 30th Digital Avionics Systems Conference, Seattle, WA, October 2011.

Thomas, R. W. and R. K. Martin, “Understanding the Characteristics of Gaussian Noise on PSD and SCF-Based Signal Detection,” submitted to Proceedings of the IEEE Global Communications Conference (GLOBECOM), Houston, TX, December 2011, 5 pages (peer review of full paper).

Toth, C. K., Ju, H., Grejner-Brzezinska, D (2011): Matching Between Different Image Domains, In Photogrammetric Image Analysis, Lecture Notes in Computer Science, Springer-Verlag Berlin Heidelberg, VOL. 6952, 37-47.

Uijt de Haag, M., S. Vana and J. L. Farrell, Simulation Model to Evaluate Collision Avoidance Methods using Raw Measurements in the Automatic Dependent Surveillance – Broadcast, Proceedings of the ION GNSS 2011, September 2011.

Van Graas, F. and Z. Zhu, Tropospheric Delay Threats for the Ground Based Augmentation System, Proceedings of the 2011 International Technical Meeting of The Institute of Navigation, San Diego, CA, January 2011, pp. 959-964.

Van Graas, F., S. Craig and W. Pelgrum, Laboratory and Flight-Test Analysis of Rubidium Frequency Reference Performance Under Dynamics, Proceedings of the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2011), Portland, OR, September 2011, pp. 2950-.

Venable, D., Campbell, J., Raquet, J. and M. Veth, “Image-Aided Navigation Applied: Wide Area Sensing,” 2011 Joint Navigation Conference, Colorado Springs, CO, June 2011.

Vikram, P., Y. Morton, W. Pelgrum, “Event driven data collection system for studying ionosphere scintillation,” Proc. ION GNSS, Portland, OR, Sept. 2011.

Wang, J., J. Morell, Y. Morton, “Predicting GLONASS satellite orbit based on an almanac conversion algorithm for controlled ionosphere scintillation experiment planning,” Proc. ION GNSS, Portland, OR, Sept. 2011.

Wang X., D. A. Grejner-Brzezinska and C. K. Toth (2011): Application of the Ensemble Kalman Filter to GPS/inertial integration, Proceedings, ION ITM, CD ROM.

Welker, T., Huffman, R. and M. Pachter, “Use of Gravity Gradiometry in Precision Inertial Navigation,” AIAA Guidance, Navigation and Control Conference, AIAA paper 2011-6643, Portland, OR, August 8-11, 2011.

Wielgosz, P., S Cellmer, Z. Rzepecka, J. Paziewski and D. A. Grejner-Brzezinska (2011): Troposphere modeling for precise GPS rapid static positioning in mountainous areas, Measurement Science and Technology 22 (2011) 045101 (9pp) doi:10.1088/0957-0233/22/4/045101.

Weyers, C. and G. L. Peterson, “Improving Occupancy Grid FastSLAM by Integrating Navigation Sensors,” IEEE/RSJ International Conference on Intelligent Robots and Systems, San Francisco, CA, 2011, pp. TBD.

Woolley, B., Peterson, G. L. and J. T. Kresge, “Real-Time Behavior Based Robot Control System,” Autonomous Robots, Vol. 30, No. 3, 2011, pp. 233-242. DOI: 10.1007/s10514-010-9215-y.

Wolfarth, R., S. Taylor, A. Wibowo, B. Williams, Y. Morton, P. Jamieson, “Redblade: Miami University's multi-functional autonomous robot,” Proc. ION GNSS, Portland, OR, Sept. 2011.

Zhang, L., Y. Morton, “GPS carrier phase and carrier phase spectrum estimation for ionosphere scintillation studies,” Proc. ION GNSS, Portland, OR, Sept. 2011.

Zhou, Q., Y. Morton, C. Huang, N. Aponte, M. Sulzer, and S. Gonzalez, “Incoherent scatter radar observation of E-region vertical electric field at Arecibo,” Geophys. Res. Lett., 38, L01101, doi:10.1029/2010GL045549, 2011.

Zhu, Z. and F. van Graas, C/A Code Cross Correlation Error with Carrier Smoothing - the Choice of Time Constant: 30 s vs. 100 s, Proceedings of the 2011 International Technical Meeting of The Institute of Navigation, San Diego, CA, January 2011, pp. 464-472.

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2010

Anderson, M. and R. Cobb, “Frequency Response of a Micro Air Vehicle Wing Flapping Mechanism to Non-Harmonic Forcing,” 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, 18th AIAA/ASME/AHS, 12th Adaptive Structures Conference, AIAA Paper 2010-2708, Orlando, FL, April 12-15, 2010.

Beich, J. and M. J. Veth, “Tightly-Coupled Image-Aided Inertial Relative Navigation Using Statistical Predictive Rendering (SPR) Techniques and a Priori World Models,” Proceedings of ION/IEEE PLANS2010, May 2010.

Bezawada, R. and M. Uijt de Haag, Evaluation of Hazard and Integrity Monitor Functions for Integrated Alerting and Notification using a Sensor Simulation Framework, Proceedings of the SPIE Defense and Security Symposium, Enhanced and Synthetic Vision Conference, Vol. 7689, Orlando, FL, April 2010. 

Borkowski, J. M. and M. J. Veth, “Passive Indoor Image-Aided Inertial Attitude Estimation Using a Predictive Hough Transformation,” Proceedings of JSDE Joint Navigation Conference, June 2010.

Borkowski, J. M. and M. J. Veth, “Passive Indoor Image-Aided Inertial Attitude Estimation Using a Predictive Hough Transformation,” Proceedings of ION/IEEE PLANS2010, May 2010.

Brenneman, M., Y. Morton, “Functional bandwidth criterion for adaptive array performance,” IEEE Trans. Aero. & Elec., 46(3), p1226-1235, 2010.

Brenneman, M., Y. Morton, Q. Zhou, “GPS multipath detection with ANOVA for adaptive arrays,” IEEE Trans. Aero. & Elec., 46(3), p1171-1185, 2010.

Brenneman, M., Y. Morton, “An efficient algorithm for short delay time multipath estimation and mitigation,” Proc. ION GNSS Conf., Portland, OR, Sept. 2010.

Bruckner, D. C., F. van Graas and T. Skidmore, Algorithm and Flight Test Results to Exchange Code Noise and Multipath for Biases in Dual Frequency Differential GPS for Precision Approach, NAVIGATION: Journal of The Institute of Navigation, Vol. 57, No. 3, 2010.

Bruckner, D., F. van Graas and T. Skidmore, Approximations to Composite GPS Protection Levels for Aircraft Precision Approach and Landing, GPS Solutions, 2010.

Bruckner, D., F. van Graas and T. Skidmore, Carrier-phase Position Domain Smoothing (CDPS) Algorithm and Flight Test Results for New Dual-Frequency Differential Architecture, Proceedings of the 2010 International Technical Meeting of The Institute Navigation, San Diego, CA, January 2010, pp. 293-305.

Bruckner, D., F. van Graas and T. Skidmore, Statistical Characterization of Composite Protection Levels for GPS, GPS Solutions, 2010.

Clark, J. D., Mendenhall, M. J. and G. L. Peterson, “Stochastic Feature Selection With Distributed Feature Spacing for Hyperspectral Data,” Second Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, IEEE WHISPERS, Reykjavik, Iceland, June 14-16, 2010, pp. 1-4.

Crosby, J., Martin, R. K., Raquet, J. and M. Veth, “Fusion of OFDM Signals of Opportunity and Inertial Sensors for Unassisted Navigation,” Joint Navigation Conference (JNC), June 2010.

Davidson, P., Collin, J., Raquet, J. and J. Takala, “Application of Particle Filters for Vehicle Positioning Using Road Maps,” Proceedings of ION GNSS-2010, Portland, OR, September 2010, pp. 1653-1661.

Dill, E. and M. Uijt de Haag, Integration of 3D and 2D Imaging Data for Assured Navigation in Unknown Environments, Proceedings of the IEEE/ION Position, Location and Navigation Symposium (PLANS), Indian Well, CA, April 2010.

DeGregoria, A. and R. Huffman, “Gravity Gradiometry and Map Matching: An Aid to Aircraft Inertial Navigation Systems,” 2010 Joint Navigation Conference, June 2010.

Farrell, J. L. and F. van Graas, Containment Limits for Free-Inertial Coast, Proceedings of the 23rd International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2010), Portland, OR, September 2010, pp. 1490-1497.

Fisher, K. A. and C. Lomanno, “Optical Mouse-Based Odometry and Heading for Indoor Navigation,” Proceedings of the 2010 ION GNSS, Portland, OR, September 2010, pp. 2262-2270.

Fisher, K. A., “Bringing Precision Navigation Indoors,” 2010 Precision Indoor Personnel Location and Tracking for Emergency Responders 5th Annual International Technology Workshop, Worcester Polytechnic Institute, Worcester, MA, August 2-3, 2010.

Ford T., Colombi, J., Jacques, D. and S. Graham, “A General Method of Measuring Interoperability and Describing Its Impact on Operational Effectiveness,” Journal of Defense Modeling and Simulation, 2010.

Grejner-Brzezinska, D.A., C. Toth, I.J. Gupta, L. Li and X. Wang, “Challenged Positions: Dynamic sensor network, distributed GPS aperture, and inter-modal ranging signals,” GPS World, pp. 35-42, September 2010.

Grejner-Brzezinska, D.A., C. K. Toth, H. Sun, X. Wang, and C. Rizos (2010): A Robust Solution to High-Accuracy Geolocation: Quadruple Integration of GPS, IMU, Pseudolite and Terrestrial Laser Scanning, IEEE Transactions on Instrumentation and Measurement, DOI 10.1109/TIM.2010.2050981, pp. 1-15.

Gupta, I.J. and T.-H. Lee, “Combining multiple FRPA for AJ functionality in GPS receivers,” Proceedings of the Institute of Navigation’s 2010 GNSS Meeting, Portland, OR, September 2010.

Gupta, I.J., T.-H. Lee, K.A. Griffith*, C.D. Slick*,C.J. Ready, M.C. Bailey and D. DeCarlo, “Non-planar adaptive antenna arrays for GPS receivers,” IEEE Antennas and Propagation Magazine, Vol. 52, No. 5, pp. 35-51, October 2010.

Haught, J., Hopkinson, K., Stuckey, N., Dop, M. and A. Stirling, “A Kalman Filter-Based Prediction System for Better Network Context-Awareness,” Proceedings of the 2010 Winter Simulation Conference, Baltimore, MD, December 5-8, 2010, pp. 2927-2934 (invited).

Hiserote, R. and F. Harmon, “Analysis of Hybrid-Electric Propulsion Systems for Small Unmanned Aircraft Systems,” AIAA’s 8th International Energy Conversion Engineering Conference, AIAA-2010-6687, Nashville, TN, July 25-28, 2010.

Hrad, P. and F. Harmon, “Conceptual Design Tool for Hybrid-Electric Fuel Cell Powered MAV Propulsion,” AIAA’s 8th International Energy Conversion Engineering Conference, AIAA-2010-6688, Nashville, TN, July 25-28, 2010.

Johnston, J. and E. D. Swenson, “Feasibility Study of GPS-based Aircraft Carrier Flight Deck Persistent Monitoring System,” AIAA Journal of Aircraft, 2010.

Kalyanam, K., Pachter, M. and P. Chandler, “Approximate Dynamic Programming with State Aggregation applied to Perimeter Patrol,” AIAA Guidance, Navigation and Control Conference, Toronto, Canada, 2-5 August 2010. AIAA paper 2010-8436.

Kauffman, K., Raquet, J., Morton, Y. and D. Garmatyuk, “Simulation Study of UWB-OFDM SAR for Navigation Using and Extended Kalman Filter,” Proceedings of ION GNSS-2010, Portland, OR, September 2010, pp. 2443-2451.

Kauffman, K., Morton, J., Raquet, J. and D. Garmatyuk, “Simulation Study of UWB-OFDM SAR for Dead Reckoning Navigation,” Proceedings of ION International Technical Meeting, San Diego, CA, January 2010.

Kou, Y., X. Zhou, Y. Morton, D. Akos, “A software-based receiver sampling frequency calibration technique and its application in GPS signal quality monitoring,” Proc. IEEE PLANS, Palm Springs, CA., May 2010.

Larson, C., Raquet, J. and M. Veth, “The Impact of Attitude on Image-Based Integrity,” NAVIGATION: Journal of the Institute of Navigation, Vol. 57, No. 4, Winter 2010, pp. 249-262.

Larson, C. and J. Raquet, “The Impact of Attitude on Image-Based Integrity,” Proceedings of ION International Technical Meeting, San Diego, CA, January 2010.

Li, L., Pan, Y., Grejner-Brzezinska, D. A., Toth, C.K., Sun, H. (2010): Allan Variance Analysis of the H764G Stochastic Sensor Model and Its Application in Land Vehicle Navigation, ION 2010 National Technical Meeting, San Diego, CA, January 25-27, CD ROM, pp. 22-30.

Li, W., H. Wu, D. Ucci, Y. Morton, “A positioning system using Chinese digital TV signals under limited GPS signal observability conditions in urban environment,” Proc. ION ITM, San Diego, CA, Jan. 2010.

Mao, X., Y. Morton, L. Zhang, Y. Kou, “GPS signal carrier parameters estimation using PLL with dynamic reductions,” Proc. ION GNSS Conf., Portland, OR, Sept. 2010.

Markiel, J.N., Grejner-Brzezinska, D. A., Toth, C.K., Woodward, W., Moore, J. (2010): Underwater Mapping and Navigation: Applications of 3D Feature Extraction Algorithms to 3D Sonar Datasets, ION 2010 National Technical Meeting, San Diego, CA, January 25-27, CD ROM, pp. 448-458.

Matteo, N., Y. Morton, “Higher-order ionospheric error at Arecibo, Millstone, and Jicamarca,” Radio Sci., 45, RS6006, doi:10.1029/2010RS004394, 2010.

McGinthy, J. and J. Raquet, “GNSS Software Receiver Development,” 2010 Joint Navigation Conference, Orlando, FL, June 2010.

Miller, M. M.,  A. Soloviev, M. Uijt de Haag, M. Veth, J. Raquet, T. J. Klausutis and J. E. Touma, Navigating in Difficult Environments: Feature-Aided Inertial Systems, Proceedings of the NATO RTO Lecture Series on “Low Cost Navigation Sensors and Integration Technology,” SET-116, March 2010.

Morton, Y., R. Moore and F. van Graas, GPS Signal Propagation Mode Impact on Receiver Position Errors, Proceedings of the 2010 International Technical Meeting of The Institute of Navigation, San Diego, CA, January 2010, pp. 426-432.

O’Brien, A.J.  and I.J. Gupta, “Space-time adaptive processing for mitigation of platform generated multipath,” Proceedings of 2010 International Technical Meeting, Institute of Navigation, San Diego, CA, January 2010.

O’Brien A.J. and I.J. Gupta, “An optimal adaptive filtering algorithm with zero antenna-induced bias for GNSS antenna arrays,”, NAVIGATION, Journal of the Institute of Navigation, Vol. 57, No. 2, pp. 87-100, Summer 2010.

O’Brien A.J. and I.J. Gupta, “Self calibration algorithm for precision GNSS antennas on moving platforms,” Proceedings of the Institute of Navigation’s 2010 GNSS Meeting, Portland, OR, September 2010.

Oh, J., Toth, C.K., Grejner-Brzezinska, D. (2010): Automatic Georeferencing of Aerial Images Using High-Resolution Stereo Satellite Images, ASPRS Annual Conference, San Diego, CA, April 26–30, 2010, CD-ROM.

Oh, J., W. H. Lee , C. K. Toth, D. A. Grejner-Brzezinska, and C. Lee (2010): A Piecewise Approach to Epipolar Resampling of Pushbroom Satellite Images Based on RPC, Photogrammetric Engineering and Remote Sensing, Vol. 76, No. 12, pp. 1353- 1363, December 2010.

Pachter, M. and K. Pham, “Discrete-Time Linear-Quadratic Dynamic Games,” Journal of Optimization Theory and Applications, Vol.146/2, August 2010.

Pachter, M. and G. Mutlu, “The Navigation Potential of Ground Feature Tracking for Aircraft Navigation,” American Control Conference, Baltimore, MD, June 30 – July 2, 2010.

Pachter, M., “Static Linear-Quadratic Gaussian Games,” 14th International Symposium on Dynamic Games and Applications, Banff, Canada, June 20-22, 2010.

Pachter, M. and G. Mutlu, “The Navigation Potential of Ground Feature Tracking - the 3-D Case,” 50th Israel Annual Conference on Aerospace Sciences, Tel Aviv, Israel, February 17-18, 2010.

Pachter, M. and K. Pham, “The Role of Information in Linear-Quadratic Games,” 2nd International Conference on the Dynamics of Information Systems, Destin, FL, February 3-5, 2010.

Pachter, M. and G. Mutlu, “The Navigation Potential of Ground Feature Tracking,” Dynamics of Information Systems: Theory and Applications, Springer, 2010, pp. 287-303.

Sallberg, S. A., Maybeck P. S. and M. E. Oxley, “Infinite-dimensional sampled-data Kalman filtering,” Proceedings of the 49th IEEE Conference on Decision and Control, 2010, pp. 7363-7368.

Smearcheck, M., Veth, M. J. and C. Zangaro, “Sensor Modeling and Sensitivity Analysis for Next Generation Time-Space Position Information (TSPI) System,” Proceedings of ION International Technical Meeting 2010, San Diego, CA.

Smith, M. J., Boxerbaum, A. J., Peterson, G. L. and R. J. Quinn, “Electronic Image Stabilization using Optical Flow with Inertial Fusion,” 2010 IEE/RSJ International Conference on Intelligent Robots and Systems, Taipei, Taiwan, October 2010, pp. 1146-1153, DOI: 10.1109/IROS.2010.5651113.

Soloviev, A. and M. Uijt de Haag, Monitoring of Moving Features in Laser Scanner-Based Navigation, IEEE Transactions on Aerospace and Electronic Systems, Vol. 46, Issue 4, 2010, pp. 1699 – 1715.

Soloviev, A. and M. Uijt de Haag, Three-Dimensional Navigation of Autonomous Vehicles Using Scanning Laser Radars: Concept and Initial Verification, IEEE Transactions on Aerospace and Electronic Systems, Vol. 46, Issue 1, 2010.

Storms, W., Shockley, J. and J. Raquet, “Magnetic Field Navigation in an Indoor Environment,” Proceedings of Ubiquitous Positioning Indoor Navigation and Location Based Service (UPINLBS) (in IEEE Xplore), October 2010.

Svendsen, A.S.C. and I.J. Gupta, “Adaptive antenna for hand-held GPS receivers,” Proceedings of the 2010 Position, Location and Navigation Symposium (PLANS), Institute of Navigation, Indian Wells, CA, May 2010.

Tadema, J.,  E. Theunissen, R. Rademaker and M. Uijt de Haag, Evaluating the Impact of Sensor Data Uncertainty and Maneuver Uncertainty in a Conflict Probe, Proceedings of the 29th Digital Avionics Systems Conference, Salt lake City, October 3-7, 2010.

Toth, C.K., Laky, S., Zaletnyik, P., Grejner-Brzezinska, D. (2010): Compressing and Classifying LiDAR Waveform Data, ISPRS Commission I Symposium, Calgary, Canada, June 15-18, CD ROM.

Vadlamani, A. and M. Uijt de Haag, Flight Test and Simulation Results of an Integrated

Scanner (DALS)/INS Navigator, Proceedings of the SPIE Defense and Security Symposium, Enhanced and Synthetic Vision Conference, Vol. 7684, Orlando, FL, April 2010.

Vana, S. and M. Uijt de Haag, Surveillance for Collision Avoidance with Integrity using Raw Measurements in the Automatic Dependent Surveillance - Broadcast, Proceedings of the SPIE Defense and Security Symposium, Enhanced and Synthetic Vision Conference, Vol. 7689, Orlando, FL, April 2010. 

Veth, M. J., Martin, R. K. and M. P. Pachter, “Anti-aliasing Constraints for Image-based Feature Tracking Applications With and Without Inertial Aiding,” IEEE Transactions on Vehicular Technology, Vol. 59, No. 8, October 2010, pp. 3744-3756.

Veth, M., Martin, R. and M. Pachter, “Anti-aliasing Constraints for Image-based Feature Tracking Applications With and Without Inertial Aiding,” IEEE Transactions on Vehicular Technology, Vol. 59, No. 8, October 2010, pp. 3744-3756.

Wang, X., D. A. Grejner-Brzezinska, C. K. Toth and J-K. Lee (2010): Sensitivity Analysis of Object Space Geometry for TLS-Aided Navigation, Proceedings, ION/IEEE PLANS Palm Springs, May 4-6, CD ROM, pp. 850-857.

Yates, D. J. and M. J. Veth, “Laser-Aided Monocular Image Navigation for Embedded Applications,” Proceedings of JSDE Joint Navigation Conference, June 2010.

Zaletnyik, P., Laky, S., Toth, C.K., Grejner-Brzezinska, D. (2010): LiDAR Waveform Classification Using Self-Organizing Map, ASPRS Annual Conference, San Diego, CA, April 26–30, 2010, CD-ROM.

Zhang, L., Y. Morton, “A variable gain adaptive Kalman filter-based carrier tracking algorithm for tracking under ionosphere scintillation,” Proc. ION GNSS Conf., Portland, OR, Sept. 2010.

Zhang, L., Y. Morton, F. van Graas and T. Beach, Characterization of GNSS Signal Parameters Under Ionosphere Scintillation Conditions using Software-based Tracking Algorithms, Proceedings of IEEE/ION PLANS 2010, Indian Wells, CA, May 2010, pp. 264-275.

Zhu, Z., S. Bhattacharya, M. Uijt de Haag and W. Pelgrum, Using Single-Camera Geometry to Perform Gyro-free Navigation and Attitude Determination, Proceedings of the IEEE/ION Position, Location and Navigation Symposium (PLANS), Indian Well, CA, April 2010.

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2009

Bingham, J. and M. Veth, "Vision-Aided Cooperative Navigation for Multiple Unmanned Vehicles," Proceedings of ION International Technical Meeting 2009, Anaheim, CA, January 2009.

Brenneman, M. T. and Yu T. Morton, “False alarm rate estimation for information-theoretic-based source enumeration methods,” EURASIP J. Adv. Signal Processing, Vol. 2009, Article ID 697451, 10 pages, 2009. doi:10.1155/2009/697451, 2009.

Brenneman, M., Y. Morton, “A novel maximum likelihood estimator for GPS signal angle of arrival,” 2009 Asilomar Conf. Signals, Systems, & Comp., Pacific Grove, CA., Nov. 2009.

Church C. and I. Gupta, “Calibration of GNSS adaptive antennas,” Proceedings of ION 2009 GNSS Conference, Savannah, GA, September 2009.

Church C. and I. Gupta, “Estimation of adaptive antenna induced code and carrier phase bias in GNSS receivers,” NAVIGATION, Journal of the Institute of Navigation, Vol. 56, No. 3, Fall 2009.

Ciampa, M. and J. Raquet, "Failure Detection for a Pseudolite-Based Reference System," Proceedings of the 22nd International Technical Meeting of the Satellite Division of the Institute of Navigation ION GNSS 2009, Savannah, GA, September 2009.

Gray, J. and M. Veth, "Deeply-Integrated Feature Tracking for Embedded Navigation," Proceedings of the ION International Technical Meeting, Anaheim, CA, January 2009.

Grejner-Brzezinska, D. A. C. K. Toth, L. Li, J. Park, X. Wang, H. Sun,  I.J. Gupta, K. Huggins and Y. F. Zheng (2009):  Positioning in GPS-challenged Environments: Dynamic Sensor Network with Distributed GPS Aperture and Inter-nodal Ranging Signals, Proceedings, ION GNSS, CD ROM.

Grejner-Brzezinska, D.A. and C. Rizos (2009): Satellite-based geodesy, McGraw Hill 2009 Yearbook of Science & Technology, pp. 331–334.

Grejner-Brzezinska, D.A. (2009): Chapter 10 “GPS Instrumentation Issues” of the Manual of Geospatial Science & Technology, Francis and Taylor (Ed.2, in press).

Griffith K. and I. Gupta, “Inclusion of rotor blade modulation in computer simulations or wavefront Simulators,” Proceedings of ION 2009 GNSS Conference, Savannah, GA, September 2009.

Griffith K. and I. Gupta, “Effect of mutual coupling on the performance of GPS AJ antennas,” NAVIGATION, Journal of the Institute of Navigation, Vol. 56, No. 3, Fall 2009.

Gunawardena, S., Z. Zhu, M. Uijt de Haag and F. van Graas, Remote-Controlled Continuously Operating GPS Anomalous Event Monitor, Navigation: Journal of The Institute of Navigation, Vol. 56, No. 2, Summer 2009.

Hooper, D. and G. Peterson, "HAMR: A Hybrid Multi-Robot Control Architecture," Proceedings of the Twenty-Second International FLAIRS Conference, Sanibel Island, FL, May 2009.

Huang, J., F. van Graas, A Carrier Phase Batch Processor for Differential Global Positioning System: Simulation and Real-Data Results, Measurement Science and Technology, September 2009.

Kauffman, K., D. Garmatyuk, Y. Morton, “Efficient sparse target tracking algorithm for navigation with UWB-OFDM radar sensors,” 2009 NAECOM, Dayton, OH, July, 2009.

Markiel, J.N., Grejner-Brzezinska, D., Toth, C.K. (2009): Flash LADAR Navigation: Locating Features with Moving Acquisition, Joint Navigation Conference 2009, June 1-4, 2009, Orlando, FL, CD ROM.

Martin, R., C. Yan, and H. Fan, “Bounds on Decentralized TDOA-Based Localization of OFDM Sources,” Proceedings of Int. Conf. on Acoustics, Speech, and Signal Proc. (ICASSP), Taipei, Taiwan, April 2009, 4 pages.

Martin, R., J. Velotta, and J. Raquet, “Bandwidth Efficient Cooperative TDOA Computation for Multicarrier Signals of Opportunity,” IEEE Trans. on Signal Processing, vol. 57, no. 6, June 2009, pp. 2311-2322.

Matteo, N.,  Y. Morton, P. Chandrasekaran, F. van Graas, “Geographical Dependency of Higher Order Ionosphere Errors,” 2009 ION GNSS Conference, Savanna, GA, Sept. 2009.

Moafipoor, S., Grejner-Brzezinska, D., Toth, C.K. (2009): Quality Control for Dead Reckoning Navigation in Personal Navigator, Joint Navigation Conference 2009, June 1-4, 2009, Orlando, FL, CD ROM.

Morrison, J., J. Raquet, and M. Veth, "Performance Evaluation of Vision Aided Inertial Navigation System Augmented with a Coded Aperture," Proceedings of the 2009 International Technical Meeting of the Institute of Navigation, Anaheim, CA, January 2009.

Morton, Y., Q. Zhou, and F. van Graas, “Assessment of second order ionosphere error in GPS range observables using Arecibo incoherent scatter radar measurements,” Radio Sci., Vol.44, RS1002, doi:10.1029/2008RS003888, 2009.

O’Brien, A.,  K. Hayhurst and I. Gupta, “Effects of rotor blade modulation on GNSS receiver measurements,” Proceedings of ION 2009 GNSS Conference, Savannah, GA, September 2009.

O’Brien A. and I. Gupta, “Comparison of output SINR and receiver C/N0 for GNSS adaptive antennas,” IEEE Transactions on Aerospace and Electronic Systems, Vol. 45, No. 4, October 2009.

Oh, J., Lee, Y., Toth, C., and D. Brzezinska, (2009): Exploitation of LiDAR Range Measurements to Help Pushbroom Sensor Modeling for Accurate EOP Estimation, ASPRS Annual Conference, Baltimore, MD, March 9–13, 2009, CD-ROM.

Raquet, J., "Night-Vision Goggles Heads-Up Display," Federal Laboratory Consortium, Technology for Today, pp. 34-35, August 2009.

Rizos, C and Grejner-Brzezinska, D.A. Chapter 9 “GPS Positioning Models For Single Point and Baseline Solutions” of the Manual of Geospatial Science & Technology, Francis and Taylor, 2009.

Rizos, C. and Grejner-Brzezinska, D.A.: Chapter 14 “Geodesy and Surveying”of the GNSS Applications: Methods and Development, Artech House, 2009.

Rogers, M. and R. Huffman, "An Investigation into the Feasibility of using a Modern Gravity Gradiometer Instrument for Passive Aircraft Navigation and Terrain Avoidance," Proceedings of the ION International Technical Meeting, Anaheim, CA, January 2009.

Seymour, R. and G. Peterson, "A Trust-based Multi-agent System," Proceedings of the 2009 International Conference on Computational Science and Engineering, Vancouver, Canada, August 2009, pp. 109-116.

Seymour, R. and G. Peterson, "Responding to Sneaky Agents in Multi-agent Domains," Proceedings of the Twenty-Second International FLAIRS Conference, Sanibel Island, FL, May 2009.

Smith, A. and F. Harmon, "UAS Collision Avoidance Algorithm Minimizing Impact on Route Surveillance," Proceedings of the American Institute of Aeronautics and Astronautics Guidance Navigation and Control Conference, August, 2009.

Soloviev, A., Gans, N. and M. Uijt de Haag, “Integration of Video Camera with 2D Laser Scanner for 3D Navigation,  Proceedings of the International Technical Meeting of the ION, Anaheim, CA, January 2009.

Soloviev,A., S. Gunawardena, and F. van Graas, Decoding Navigation Data Messages from Weak GPS Signals, IEEE Transactions on Aerospace and Electronic Systems, Vol. 45, Issue 2, April 2009.

Soloviev, A., Van Graas, F., Gunawardena, S. and M. Miller, “Synthetic Aperture GPS Signal Processing: Concept and Feasibility Demonstration, Proceedings of the International Technical Meeting of the ION, Anaheim, CA, January 2009.

Soloviev, A., Eaton, D. and M. Uijt de Haag, “Integration of Ladar Vision and Inertial Data for GNSS Denied Navigation, Proceedings of ION GNSS, September 2009.

Soloviev, A. and S. Gunawardena, “Synthetic Aperture GPS Signal Processing for Multi-Platform Antenna Configuration, Proceedings of ION GNSS, September 2009.

Stepaniak, M, F. van Graas and M. Uijt de Haag, Design of an Electric Propulsion System for a Quadrotor Unmanned Aerial Vehicle, AIAA Journal of Aircraft, Vol. 46, No. 3, 2009.

Storms, W. and J. Raquet, "Magnetic Field Aided Indoor Navigation," ATTI, Dell 'Instituto Italiano Di Navigazione, Papers Selected from the European Navigation Conference - GNSS, Naples, Italy, 4-6 January 2009, pgs 57-65.

Svendsen A.  and I. Gupta, “Effects of rotor modulation on the nulling performance of GNSS adaptive antennas,” Proceedings of Joint Navigation Conference (Limited Distribution), Orlando, FL, June 2009.

Toth, C., R&D of Mobile LiDAR Mapping and Future Trends, ASPRS Annual Conference, Baltimore, MD, March 9 – March 13, 2009, CD-ROM (invited).

Toth, C., Grejner-Brzezinska, D.A., Wang, X., and Sun, H., (2009): Terrestrial Laser Scanning to Support Land Navigation, ASPRS Annual Conference, Baltimore, MD, March 9–13, 2009, CD-ROM.

van Graas, F., A. Soloviev, M. Uijt de Haag, and S. Gunawardena, Closed-Loop Sequential Signal Processing and Open-Loop Batch Processing Approaches for GNSS Receiver Design, IEEE Journal of Selected Topics in Signal Processing, Special Issue on: Advanced Signal Processing for GNSS and Robust Navigation, Vol. 3, Issue 4, August 2009.

Vydhyanathan, A., Luinge, H., Tanigawa, M., Dijkstra, F., Braasch, M. S. and M. Uijt de Haag, “Augmenting Low-cost GPS/INS with Ultra-wideband Transceivers for Multi-platform Relative Navigation, Proceeedings of ION GNSS, September 2009.

Yan, C., H. Fan, and R. Martin, “Robust NLOS Multipath Mitigation for TOA Estimation,” Proceedings of Int. Conf. on Acoustics, Speech, and Signal Proc. (ICASSP), Taipei, Taiwan, April 2009, 4 pages. 

Yang, C., Y. Morton, “Adaptive replica code synthesis for interference suppression in GNSS receivers,” 2009 ION Int. Technical Meeting, Los Angeles, CA, Jan. 2009.

Zhang, L., Y. Morton, “Tracking GPS Signals under Ionosphere Scintillation Conditions,” 2009 ION GNSS Conference, Savanna, GA, Sept. 2009.

Zhu, Z. and F. van Graas, Earth-Surface Multipath Detection and Error Modeling for Aircraft GPS Receivers, Navigation: Journal of The Institute of Navigation, Vol. 56, No. 1, Spring 2009.

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2008

Amt, J., J. Raquet, and M. Pachter, "Accurate Positioning Using Planar Pseudolite Array," Proceedings of IEEE/ION PLANS 2008, Monterey, CA, May 6-8, 2008.

Baker, J., R. Holsapple, A. Girard, M. Pachter, and P. Chandler, "Operator-Aided Decision Processes for Unmanned Aerial Vehicles in a Stochastic Environment," Springer, LNCS, December 2008.

Bode, J., D. Jacques, and M. Pachter, "Optimal Control of the Weapon Operating Characteristic with Control Inequality Constraints," Springer, LNCS, December 2008.

Brenneman, M., Y. Morton, Q. Zhou, “Applying ANOVA test to GPS multipath detection using a multi-channel software receiver,” Proc. 2008 IEEE PLANs/ION, Monterey, CA, May, 2008.

Crosby, J., R. Martin, J. Raquet, and M. Veth, "Fusion of Inertial Sensors and Signals of Opportunity for Unassisted Navigation," Proceedings of the Navigation Conference & Exhibition, London, UK, October 2008.

DeVilbiss, S. and F. van Graas, ”AngelFire,” Joint Navigation Conference, Las Vegas, NV, 17-19 March 2008.

Duffy, J. and G. Peterson, "An Abstract Behavior Representation for Robust, Dynamic Sequencing in a Hybrid Architecture," AAAI Spring Symposium - Architectures for Intelligent Theory-Based Agents, pp. 19-24, Stanford University, CA, March 2008.

Garmatyuk, D., Y. Morton, X. Mao, “On coexistence of in-band UWB-OFDM and GPS signals: tracking performance analysis,” Proc. 2008 IEEE PLANs/ION, Monterey, CA, May, 2008.

Grejner-Brzezinska, D.A., C. Toth and Sh. Moafipoor, “A Step Ahead: Human Motion, Machine Learning Combine for Personal Navigation,” GPS World, Vol. 19, No. 11, 2008, pp. 34-41.

Grejner-Brzezinska, D. A. C. K. Toth, Y-J. Lee and J. Oh, “Aerial navigation in GPS-denied environments using a closed-feedback error loop between the navigation and imaging sensors,” Proceedings, Savannah, Georgia, Sept. 16-19, ION GNSS, CD ROM, 2008.

Grejner-Brzezinska, D.A., Wielgosz, P., Kashani, I., Smith, D.A., Spencer, P.S.J., Robertson, D.S., Mader, G.L., “On Efficiency and Reliability of Ambiguity Resolution in Network-Based Real-Time Kinematic GPS,” ASCE Journal of Surveying Engineering. Vol. 133, No. 2, pp. 56–65, 2008.

Grejner-Brzezinska, D. A., C. Toth, H. Sun, X. Wang, “Novel geolocation technology for geophysical sensors for detection and discrimination of unexploded ordnance,” Proceedings, IEEE/ION PLANS Meeting, May 5-8, 2008, Monterey, California, CD ROM, 2008.

Griffith K. and I. Gupta, “Effect of mutual coupling on GPS AJ antennas,” Proceedings of 2008 Position Location and Navigation Symposium (PLANS), Monterey, CA, May 2008.

Gunawardena, G., Zhen Z. and F. van Graas, “Triple Frequency RF Front-End for GNSS Instrumentation Receiver Applications,” Proceedings of ION GNSS 2008, Savannah, GA, September 2008.

Gupta I. and K. Griffith, “Simulations of antennas mounted on rotorcrafts,” Proceedings of ION 2008 GNSS Conference, Savannah, GA, September 2008.

Huang, J. van Graas, F. and C. Cohenour, “Characterization of Tropospheric Spatial Decorrelation Errors Over a 5-km Baseline,” NAVIGATION: Journal of The Institute of Navigation, Vol. 55, No. 1, 2008.

Jordt, G., R. Baldwin, J. Raquet, and B. Mullins, "Energy Cost and Error Performance of Range-Aware, Anchor Free Localization Algorithms," Ad Hoc Networks, Vol. 6, No. 4, pp. 539-559, June 2008.

Jorris, T. and R. Cobb, "Multiple Method 2-D Trajectory Optimization Satisfying Waypoints and No-Fly Zone Constraints," AIAA Journal of Guidance, Control and Dynamics, Vol.31, No. 3, pp. 543-553, May-June 2008.

Kasemodel, J., C. Chen, I. Gupta and J. Volakis, “Miniature continuous coverage antenna array for GNSS receivers,” IEEE Antennas and Wave Propagation Letters, 2008.

Markiel, J.N., D. Grejner-Brzezinska and C. Toth, “An Algorithm for the Extraction of Static Features from 3D Flash LADAR Datasets: Supporting Navigation in GPS Challenged Environments,” Proceedings, IEEE/ION PLANS Meeting, May 5-8, Monterey, California, CD ROM, 2008.

Martin, R., J. Velotta, and J. Raquet, "Multicarrier Modulations as a Navigation Signal of Opportunity," Proceedings of IEEE Aerospace Conference, Big Sky, MT, March 2008.

Martin, R. and M. Sambora, "Cross-Pollination of Image Registration, Navigation, and Source Localization," IEEE Signal Processing Magazine, January 28, 2008.

Moafipoor, S., Grejner-Brzezinska, D. A., Toth, C.K., “A Fuzzy Dead Reckoning Algorithm for a Personal Navigator,” Navigation, Winter 2008, Vol. 55, No. 4, pp. 241-254. (invited).

Morton, Y.T., Zhou, Q. and F. van Graas, “Assessment of Second Order Ionospheric Error in GPS Range Measurements Using Arecibo Incoherent Scatter Radar Measurements,” Proceedings of the 12th International Ionospheric Effects Symposium, Alexandria, VA, 13-15 May, 2008.

Morton, Y.T., van Graas, F., Zhou, Q., and J. Herdtner, “Assessment of Higher Order Ionosphere Error on Position Solutions,” Proceedings of ION GNSS 2008, Savannah, GA, September 2008.

Nowak, D. and G. Lamont, "Autonomous Self Organized UAV Swarm Systems," National Aerospace and Electronics Conference (NAECON), Dayton, OH, July 2008.

Nowak, D., G. Lamont, and G. Peterson, "Emergent Architecture in Self Organized Swarm Systems for Military Applications," ACM Genetic and Evolutionary Computation Conference (GECCO), Atlanta, GA, 12-16 July, 2008.

O’Brien A. and I. Gupta, “Mitigation of adaptive antenna-induced biases in GNSS receivers” Proceedings of ION 2008 National Technical Meeting, San Diego, CA, January 2008.

O’Brien A. and I. Gupta, “Optimum adaptive filtering for GNSS antenna arrays,” Proceedings of ION 2008 GNSS Conference, Savannah, GA, September 2008.

Pachter, M., P. Chandler, and S. Dharba, "Optimal MAV Operations in an Uncertain Environment," International Journal of Robust and Nonlinear Control, Vol. 18, Issue 2, January 2008, pp. 248-262.

Pachter, M., N. Ceccarelli, and P. Chandler, "Vision-Based Target Geo-Location Using Micro Aerial Vehicles," AIAA Journal of Guidance, Control and Dynamics, Vol. 31, No. 3, May-June 2008, pp. 597-615.

Pachter, M., "A Revisit of Linear-Quadratic Optimal Control," to appear in the Journal of Optimization Theory and Applications, Vol. 139, No. 3, December 2008.

Pachter, M., P. Chandler, and S. Dharba, "Optimal Control of an ATR Module Equipped MAV/Human Operator Team," Cooperative Networks: Control and Optimization, eds. D. Grundel, R. Murphey, P. Pardalos, and Prokopyev, Edward Egler Publishing, June 2008.

Pachter, M., "Unmanned Aerial Vehicles Cooperative Decision and Control: Challenge and Practical Approaches," eds. T. Shima and S. Rasmussen, SIAM, December 2008.

Pachter, M., "Target Motion Analysis Based on RF Power," Proceedings of the American Control Conference, June 11-13, 2008, Seattle, WA.

Pack, D., P. DeLima, G. Toussaint, and G. York, "Cooperative Control of UAVs for Localization of Intermittently Emitting Mobile Targets," Proceedings of the IEEE Transactions on Systems, Man, and Cybernetics, May 2008.

Raquet, J. and R. Martin, "Non-GNSS Radio Frequency Navigation," Proceedings of 2008 IEEE International Conference on Acoustics, Speech, and Signal Processing, Las Vegas, NV, March 2008.

Raquet, J. and J. Amt, "Flight and Ground Testing of a Beacon-Based Precision Navigation System at Non-GPS Frequencies," Proceedings of AIAA Test & Evaluation Conference, Los Angeles, CA, February 2008.

Raquet, J., C. Schexnayder, R. Martin, and J. Velotta, "Effects of Oversampling and Multipath on Navigation Using OFDM Signals of Opportunity, " Proceedings of the Institute of Navigation (ION) GNSS 2008, Savannah, GA, September 2008.

Soloviev, A., Gunawardena, S. and F. van Graas, “Deeply Integrated GPS/Low-Cost IMU for Low CNR Signal Processing: Concept Description and In-Flight Demonstration,” NAVIGATION: Journal of The Institute of Navigation, Vol. 55, No. 1, 2008.

Terning, N. and R. Cobb, "Guidance and Control for Tracking Moving Targets with Unmanned Air Systems," 33rd Dayton-Cincinnati Aerospace Science Symposium, March 2008.

Toth, C., N. Markiel and D. Brzezinska, “An Algorithm for Automated Feature Extraction from Laser Ranging Data,” ASPRS PECORA Conference, Denver, CO, November 19 – 21, 2008, CD-ROM.

Toth, C.K., Grejner-Brzezinska, D. A., Shin, S-W., Kwon, J., “A Method for Accurate Time Synchronization of Mobile Mapping Systems,” Journal of Applied Geodesy, Vol. 2, pp. 159-166, 2008.

Toth,C., Grejner-Brzezinska, D. A., Y-J. Lee, “Recovery of Sensor Platform Trajectory From LiDAR Data Using Reference Surfaces,” Proceedings, 13th FIG International Symposium on Deformation Measurements and 4th IAG Symposium on Geodesy for Geotechnical and Structural Engineering, Lisbon, May 12-15 2008, CD ROM, 2008.

Toth, C., Grejner-Brzezinska, D. A., Y-J. Lee, “Terrain-Based Navigation: Trajectory Recovery from LiDAR Data,” Proceedings, IEEE/ION PLANS Meeting, May 5-8, Monterey, California, CD ROM, 2008.

Uijt de Haag, M., Zhu, Z. and T. Arthur, “Performance Analysis and Integrity Aspects of Tight Optical Integration (TOI) with GPS,” Proceedings of ION/IEEE PLANS2008, Monterey, CA, 5-8 May 2008.

Uijt de Haag, M., Venable, D., and A. Soloviev, “Implementation of a Flash-LADAR Aided Inertial Navigator,” Proceedings of ION/IEEE PLANS2008, Monterey, CA, 5-8 May 2008.

Vadlamani, A. K. and M. Uijt de Haag, “Flight Test Results of Loose Integration of Dual Airborne Laser Scanners (DALS)/INS,” Proceedings of ION/IEEE PLANS2008, Monterey, CA, 5-8 May 2008.

Vantrease, T and R. Cobb, "Cursor-on-Target Control of Unmanned Aerial Vehicles," 33rd Dayton-Cincinnati Aerospace Science Symposium, March 2008.

Wang, X., C. Toth, D. Brzezinska and H. Sun, “ Integration of Terrestrial Laser Scanner for Ground Navigation in GPS-Challenged Environments,” International Archives of Photogrammetry and Remote Sensing, Vol. XXXVII, Part B5, pp. 513-519.

Wielgosz, P., S. Cellmer. Z. Rzepecka, and D.A. Grejner-Brzezinska, “Troposphere Modeling for Precise GPS Rapid Static Positioning in Mountainous Areas,” Proceedings, Savannah, Georgia, Sept. 16-19, ION GNSS, CD ROM, 2008.

Zmuda, M., A. Elesev, and Y. Morton, “Robot localization using RF and inertial sensors,” 2008 NAECOM, July 2008.

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2007

Amt, J. and J. Raquet, “Flight Testing of a Pseudolite Navigation System on a UAV,” Proceedings of 2007 National Technical Meeting of the Institute of Navigation, San Diego, CA, Jan 2007.

Amt, J. and J. Raquet, “High Precision Positioning Using Pseudolites at Non-GPS Frequencies,” presented at 2007 Joint Navigation Conference, Orlando, FL, April 2007.

Bates, D. and F. van Graas, “Covariance Analysis Considering the Propagation of Laser Scanning Errors for Use in LADAR Navigation,” Proceedings of the 63rd Annual Meeting of The Institute of Navigation, April 23-25, 2007, Cambridge, MA, pp. 624-634

Bates, D., Van Graas, F. and A. Vadlamani, “Continued Design and Development of the Ohio University Robotic Lawnmower,” Proceedings of the 20th International Technical Meeting of the Satellite Division of The Institute of Navigation, Sept. 25-28, 2007, Ft. Worth, TX, pp. 1748-1753

Brenneman, M. T., Y. T. Morton, Q. Zhou, and G. Distler, “GPS Interference Source Angle of Arrival Determination Using Adaptive Periodogram Techniques,” Proc. 2007 ION National Tech. Meeting, p389-404, San Diego, CA, Jan., 2007.

Brenneman, M., Morton, J., Yang, C. and F. van Graas, “Mitigation of GPS Multipath Using Polarization and Spatial Diversities,” Proceedings of the 20th International Technical Meeting of the Satellite Division of The Institute of Navigation, Sept. 25-28, 2007, Ft. Worth, TX, pp. 1221-1229

Bruckner, D., Soloviev, A. and F. van Graas “Characterization of GPS Signals in Urban Environments,” Proceedings of SET-104 North Atlantic Treaty Organization (NATO) Symposium on Military Capabilities Enabled by Advanced in Navigation Sensors, Oct. 1-2, 2007, Ankara, Turkey.

Campbell, J., Uijt de Haag, M. and F. van Graas, “Terrain-Referenced Precision Approach Guidance: Proof-of-Concept Flight Test Results,” NAVIGATION: Journal of The Institute of Navigation, Vol. 54, No. 1, 2007.

Church, C., and I. Gupta, “GNSS receivers biases due to non-linear phase of controlled pattern and fixed pattern antennas,” Proceedings of ION 2007 GNSS Conference, Fort Worth, TX, September 2007.

Dainty, B., J. Raquet, and R. Beckman,, “Use of Two-Way Time Transfer Measurements to Improve Geostationary Satellite Navigation,” Proceedings of ION GNSS-2007, Fort Worth, TX, Sep 2007.

Green, K., A. Hill, Y. Morton, M. Miller, J. Campbell, “A real-time position, velocity, and physiological monitoring and tracking device for equestrian and race training,” Proc. 2007 ION Global Nav. Satellite Sys., p1802-1806, Fort Worth, TX., Sept. 2007.

Garmatyuk, D., J. Schuerger, Y. Morton, K. Binns, M. Durbin, and J. Kimani, “Feasibility Study of a Multi-Carrier Dual-use Imaging Radar and Communication System,” Proc. 2007 European Radar Conf., Oct. 2007.

Garmatyuc, D., Y. T. Morton, “On coexistence of in-band UWB-OFDM and GPS signals,” Proc. 2007 ION National Tech. Meeting, p378-385, San Diego, CA, Jan., 2007.

Grejner-Brzezinska, D. A., C. Toth and S. Moafipoor, “Pedestrian tracking and navigation using adaptive knowledge system based on neural networks and fuzzy logic,” Journal of Applied Geodesy (in press), 2007.

Grejner-Brzezinska, D. A., P. Wielgosz, I. Kashani, D.A. Smith, P.S. J. Spencer, D.S. Robertson, G. L. Mader, “On Efficiency and Reliability of Ambiguity Resolution in Network-Based Real-Time Kinematic GPS,” ASCE Journal of Surveying Engineering, Vol. 133, No. 2, pp. 56–65, 2007.

Gupta, I., C. Church, A. O’Brien and C. Slick, “Prediction of antenna and antenna electronics induced biases in GNSS receivers,” Proceedings of ION 2007 National Technical Meeting, San Diego, CA, January 2007.

Gupta, I., J. Volakis and C. Chen, “A reduced size CRPA (R-CRPA) for GNSS receivers,” Proceedings of ION 2007 National Technical Meeting, San Diego, CA January 2007.

Gupta, I., I. Gupta and A. O’Brien, “Adaptive antenna induced biases in GNSS receivers,” Proceedings of ION 2007 Annual Meeting, Cambridge, MA, April 2007.

Huang, J. and F. van Graas, “Comparison of Tropospheric Decorrelation Errors in the Presence of Severe Weather Conditions in Different Areas and Over Different Baselines,” NAVIGATION: Journal of The Institute of Navigation, Vol. 54, No. 3, 2007.

Huang, J. and F. van Graas, “A DGNSS Single Frequency Carrier Phase Batch Processor with High Integrity,” Proceedings of the 63rd Annual Meeting of The Institute of Navigation, April 23-25, 2007, Cambridge, MA, pp. 305-320

Kasemodel, J., C. Chen, I. Gupta and J. Volakis, “Compact wideband antenna array for GNSS receivers,” Proceedings of AMTA 2007 Annual Symposium, St. Louis, MO, November 2007.

McEllroy, J., J. Raquet, and M. Temple, “Innovation: Opportunistic Navigation—Finding Your Way with AM Signals of Opportunity,” GPS World, Vol 18, No. 7, pp. 44-49, Jul 2007.

Morton, Y. T., Q. Zhou,  M. Cosgrove, “Ionosphere Delay correction for Single Frequency GPS Receivers,” Proc. 2007 ION Annual Meeting, p479-484, Boston, MA,  April, 2007.

Morton, Y. T., M. Miller, J. B. Tsui, D. M. Lin, and Q. Zhou, “GPS Civil Signal Self-Interference Mitigation During Weak Signal Acquisition,” IEEE Trans. Signal Processing, Vol.55, No.12, p5859-5893, 2007.

Parikh, N., Soloviev, A. and F. van Graas, “Implementation of the Least Mean Square Approach for a Low-Cost Short Baseline Attitude Determination,” Proceedings of the 20th International Technical Meeting of the Satellite Division of The Institute of Navigation, Sept. 25-28, 2007, Ft. Worth, TX, pp. 818-826

Raquet, J. and K. Cook, “Using Two-Way Time Transfer to Improve GPS Positioning Accuracy,” presented at 2007 Joint Navigation Conference, Orlando, FL, April 2007.

Raquet, J., M. Miller, and T. Nguyen, “Issues and Approaches for Navigation Using Signals of Opportunity,” Proceedings of 2007 National Technical Meeting of the Institute of Navigation, San Diego, CA, Jan 2007.

Robertson, D.S., Mader, G.L., “On Efficiency and Reliability of Ambiguity Resolution in Network-Based Real-Time Kinematic GPS,” ASCE Journal of Surveying Engineering, Vol. 133, No. 2, pp. 56–65, 2007.

Soloviev, A. and F. van Graas, “Enhancement of Integrated GPS/INS Performance Utilizing Frequency Domain Implementation of INS Calibration,” NAVIGATION: Journal of The Institute of Navigation, Vol. 54, No. 2, 2007.

Soloviev, A., Bates, D. and F. van Graas, “Tight Coupling of Laser Scanner and Inertial Measurements for a Fully Autonomous Relative Navigation Solution,” NAVIGATION: Journal of The Institute of Navigation, Vol. 54, No. 3, 2007.

Soloviev, A., Bruckner, D., Van Graas, F., and L. Marti, “Assessment of GPS Signal Quality in Urban Environments Using Deeply Integrated GPS/IMU,” Proceedings of the 2007 National Technical Meeting or The Institute of Navigation, January 22-24, 2007, San Diego, CA, pp. 815-828

Soloviev, A. and F. van Graas, “Decorrelation Errors on Inertial Coasting Performance,” Proceedings of the 63rd Annual Meeting of The Institute of Navigation, April 23-25, 2007, Cambridge, MA, pp. 372-382

Toth, C., Grejner-Brzezinska, D.A., Moafipoor, S., “Pedestrian Tracking and Navigation Using Neural Networks and Fuzzy Logic,” Proceedings, IEEE International Symposium on Intelligent Signal Processing, Alcala De Henares, Madrid, Spain, October 3–5, 2007.

Toth, C. and Grejner-Brzezinska, D.A., “Vehicle Classification from LiDAR Data to Support Traffic Flow Estimates,” ISPRS Book Series on Mobile Mapping Technology, V. Tao, J. Li (editors), Taylor and Francis, pp. 119–130, 2007.

Veth, M. and J. Raquet, “Fusing Low-Cost Image and Inertial Sensors for Passive Navigation,” NAVIGATION: Journal of the Institute of Navigation, Vol. 54, No. 1, pp. 11-20, Spring 2007.

Yang, L., H. Xu, and Y. Morton, “Positioning and navigation with ultra-wideband signals,” Proc. 2007 ION Global Nav. Satellite Sys., p1861-1866, Fort Worth, TX., Sept. 2007.

Zhu, Z., Van Graas, F. and J. Starzyk, “GPS Signal Acquisition Using the Repeatability of Successive Code Phase Measurements,” GPS Solutions, Springer Berling/Heidelberg, Vol. 12, No. 1, January 2008 (published in December 2007).

Zhu, Z., Gunawardena, S., Uijt de Haag, M. and F. van Graas, “Satellite Anomaly and Interference Detection Using the GPS Anomalous Event Monitor,” Proceedings of the 63rd Annual Meeting of The Institute of Navigation, April 23-25, 2007, Cambridge, MA, pp. 389-396

Zhu, Z., Gunawardena, S., Uijt de Haag, M. and F. van Graas, “Advanced GPS Performance Monitor,” Proceedings of the 20th International Technical Meeting of the Satellite Division of The Institute of Navigation, Sept. 25-28, 2007, Ft. Worth, TX, pp. 415-423

Zmuda, M., Y. T. Morton, “Calibrating Non-GPS Navigation Sensors for Use in Robot Localization,” Proc. 2007 ION National Tech. Meeting, p1137-1146, Jan., 2007. 

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2006

K. Cook, J. Raquet, and R. Beckman, “Characterizing the Impact of Incorporating Two-Way Time Transfer Measurements on Network Differential GPS Position Solutions,” Proceedings of ION GNSS-2006, Fort Worth, TX, Sep 2006.

D.A. Grejner-Brzezinska, C. K. Toth, Y. Jwa, S. Moafipoor and J. Kwon, “Seamless and reliable personal navigator,” Proceedings ION National Technical Meeting, January 18-20, Monterey, California, pp. 597–603, 2006.

S. Gunawardena, M. Uijt de Haag, F. van Graas and Z. Zhu, “Remote-Controlled, Continuously Operating GPS Anomalous Event Monitor,” Proceedings of the Institute of Navigation GNSS-06 Meeting, Ft. Worth, TX, September 2006.

I.J. Gupta, J.A. Ulrey, C.J. Reddy and C.B. Ravipati, ``Non-planar controlled reception pattern antennas for GPS receivers,” Proceedings of Institute of Navigation’s GNSS 2006 Conference, Fort Worth, TX, September 26-29, 2006.

J. McEllroy and J. Raquet, “Use of a Software Radio to Evaluate Signals of Opportunity for Navigation,” Proceedings of ION GNSS-2006, Fort Worth, TX, Sep 2006.

C. Miller, K. Pickering, B. Samic, Y. Morton, M. Miller, “Miami Metro Bus GPS Tracking,”  Proceedings of ION GNSS-2006, Fort Worth, TX, Sep 2006.

C. Spinelli and J. Raquet, “Development and Testing of a High-Rate Air-to-Air Relative Navigation System for UAV Refueling,” Proceedings of ION GNSS-2006, Fort Worth, TX, Sep 2006.

C. K. Toth, E. Paska, Q. Chen, Y. Zhu, R. Redmill, and U.Ozguner, “Mapping Support for the OSU DARPA Grand Challenge Vehicle,” Proceedings of the 2006 IEEE Intelligent Transportation Systems Conference, Toronto, Canada, September 17-20, pp. 1580 – 1585, 2006.

J.A. Ulrey and I.J. Gupta, ``Optimum element distribution for circular adaptive antenna systems,” Proceedings of Institute of Navigation’s 2006 National Technical Meeting, Monterey, CA, January 18-20, 2006.

M. Veth and J. Raquet, “Fusion of Low-Cost Imaging and Inertial Sensors for Navigation,” Proceedings of ION GNSS-2006, Fort Worth, TX, Sep 2006.

M. Veth, J. Raquet, M. Pachter, “Stochastic Constraints for Fast Image Correspondence Search with Uncertain Terrain Model,” IEEE Transactions on Aerospace and Electronics Systems, Vol. 42, No. 3, July 2006.

Zhou, Q., Y. T. Morton, “A case study of mesospheric gravity wave momentum flux and dynamical instability using the Arecibo dual beam incoherent scatter radar,” Geophy.Res.Let., 33, L10802, doi:10.1029/2005GL025608, 2006.

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2005

J. Campbell, M. Uijt de Haag and F. van Graas, “Terrain Referenced Precision Approach Guidance,” Proceedings of the Institute of Navigation Technical Meeting, San Diego, CA, 24-26 January 2005.

Erickson, J., P. Maybeck, and J. Raquet, “Multipath-Adaptive GPS/INS Receiver,” IEEE Transactions on Aerospace and Electronic Systems, Vol. 41, No. 4, April 2005.

Fisher, K., J. Raquet “Navigation Potential of Signals Modeled with Multipath Effects and Noise,” Proceedings of 2005 National Technical Meeting of the Institute of Navigation, San Diego, CA, Jan 2005.

D. A. Grejner-Brzezinska, C. K. Toth, and Y. Yi, “On Improving Navigation Accuracy of GPS/INS Systems,” Photogrammetric Engineering and Remote Sensing, Vol. 71, No. 4 pp. 377–389, 2005.

D.A. Grejner-Brzezinska, I. Kashani and P. Wielgosz, “On Accuracy and Reliability of Instantaneous Network RTK as a Function of Network Geometry, Station Separation, and Data Processing Strategy,” GPS Solutions, Vol. 9, No. 3, pp. 179–193, 2005.

I. J. Gupta, E.H. Newman, C.C. Chen, W.D. Burnside and J.D. Krieger, ``A novel method for antenna gain and phase calibration,” Proceedings of Antenna Measurement Techniques Association’s 27th Annual Meeting and Symposium, New Port, RI, October 30 – November 3, 2005.

I. J. Gupta, J.A. Ulrey and E.H. Newman, ``Effects of antenna element bandwidth on adaptive array performance,” IEEE Transactions on Antennas and Propagation, vol. 53, pp. 2332-2336, July 2005.

I. J. Gupta, ``Performance of various spatial AJ techniques with a GAS-1 CRPA mounted on a C-12J aircraft,” 2005 Joint Navigation Conference, Orlando, FL, April 2005.

J. Joffrion,  J. Raquet, and D. Brungart, “Head Tracking for 3D Audio Using a GPS-Aided MEMS IMU,” Proceedings of ION GNSS-2005, Long Beach, CA, Sep 2005.

I. Kashani, D.A. Grejner-Brzezinska and P. Wielgosz, “Towards Instantaneous Network-Based RTK GPS Over 100 km Distance,” Navigation, 2005 (in print).

J. D. Martin, Y. T. Morton, Q. Zhou, “Neural Network Development for the Forecasting of Upper Atmosphere Parameter Distributions,” Advances in Space Research, vol.36, no.12, pp.2480-2485, 2005.

L. L. Liou, D. M. Lin, J. B. Tsui, J. Schamus, and Y. T. Morton, “Baseline Vector Measurement Using a Two-Channel Software GPS Receiver,”  Proceedings of Institute of Navigation GNSS 2005 Conference, Long Beach, CA,  September 13-16, 2005.

L. L. Liou, D. M. Lin, J. B. Tsui, J. Schamus, and Y. T. Morton, “GPS Time Tag Using Software GPS Receiver Approach,” Proceedings of Institute of Navigation GNSS 2005 Conference, Long Beach, CA,  September 13-16, 2005.

L. L. Liou, D. M. Lin, J. B. Tsui, J. Schamus, and Y. T. Morton, “Frequency Characterization of A/D Converter in Software GPS Receivers,” Proceedings of the 2005 Joint IEEE International Frequency Control Symposium and Precise Time & Time Interval Systems & Applications Meeting, Vancouver, Canada, August 29-31, 2005.

Y. T. Morton, L. L. Liou, D. M. Lin, J. B. Tsui, Q. Zhou, “Broadband interference cancellation using digital beam forming and a software receiver,”  Proceedings of Institute of Navigation GNSS 2005 Conference, Long Beach, CA,  September 13-16, 2005.

Y. T. Morton, M. P. French, Q. Zhou, J. B. Y. Tsui, D. M. Lin, M. M. Miller, D. Jennings, “A Software Approach to Access Ultra-Wide Band Interference on GPS Receivers,” IEEE Transactions on Aerospace & Electronics Magazine, vol.20, no.1, pp.28-33, 2005.

J. E. Smith, Y. T. Morton, and S. Campbell, “Design and implementation of a control algorithm for an autonomous lawn mower,” Proceedings of 48th IEEE International Midwest Symposium on Circuits & Systems, Cincinnati, OH, August 7-10, 2005.

A. Soloviev, S. Gunawardena and F. van Graas, “Development of High Performance High Update Rate Reference GPS Receiver,” Proceedings of the Institute of Navigation GNSS-05 Meeting, Long Beach, CA, September 2005.

C. K.  Toth and D. A. Grejner-Brzezinska, “Vehicle Classification from LiDAR Data to Support Traffic Flow Estimates,” ISPRS Book Series on Mobile Mapping Technology, editors: V. Tao and J. L, Taylor and Francis, 2005, (in press).

D. Woodfork, J. Raquet, and R. Racca, “Use of X-Ray Pulsars for Aiding GPS Satellite Orbit Determination,” Proceedings of 2005 Annual Meeting of the Institute of Navigation, Boston, MA, Jun 2005.

F. van Graas, A. Soloviev, M. Uijt de Haag, S. Gunawardena, and M. Braasch, “Comparison of Two Approaches for GNSS Receiver Algorithms: Batch Processing and Sequential Processing Considerations,” Proceedings of the Institute of Navigation GNSS-05 Meeting,  Long Beach, CA, September 2005.

Q. Zhou and Y. T. Morton, “Incoherent scatter radar study of photochemistry in the E-region,” Geophysics Research Letter, vol.32, no.1, L01103, doi:10.1029/2004GL021275, 2005.

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2004

D. Aloi and F. van Graas, “Ground Multipath Mitigation via Polarization Steering of GPS Signal,” IEEE Transactions on Aerospace and Electronic Systems, vol. 40, no. 2, April 2004.

T. Bouska and J. Raquet, “Development and Simulation of a Pseudolite-Based Flight Reference System,” Proceedings of 2004 National Technical Meeting of the Institute of Navigation, San Diego, CA, Jan 2004.

D. A. Grejner-Brzezinska, Y. Yi, C. K. Toth, R. Anderson, J. Davenport, D. Kopcha and R. Salman, “On the improved gravity compensation in inertial navigation,“ Photogrammetric Engineering and Remote Sensing, Vol. 70, No. 6, pp. 663–664, 2004.

I. J. Gupta, ``Stray signal source location in far-field antenna/RCS ranges,” IEEE Antennas and Propagation Magazine, vol. 46, pp. 20-29, June 2004.

I. J. Gupta and T.D. Moore, ``Space-frequency adaptive processing (SFAP) for radio frequency interference mitigation in spread-spectrum receivers,” IEEE Transactions on Antennas and Propagatio, vol. 52, pp. 1611-1616, June 2004.

I. Kashani, P. Wielgosz, D. A. Grejner-Brzezinska, “The Effect of Double Difference Ionospheric Corrections Latency on Instantaneous Ambiguity Resolution in Long-Range RTK,” Proceedings, ION GPS/GNSS, September 21-24, Long Beach, California, pp. 2881–2890, 2004.

L. Marti and F. van Graas, “Interference Detection by Means of the Software Defined Radio,” Proceedings of the International Meeting of the Satellite Division of The Institute of Navigation, GPS/GNSS 2004, 22-24 September 2004, Long Beach, CA.

L. Marti and F. van Graas, “The Effects of Aircraft Overflights on GPS Measurements,” NAVIGATION: Journal of The Institute of Navigation, vol. 51, no. 2, Summer 2004.

L. Marti and F. van Graas, “Bias Detection and its Confidence Assessment in Global Positioning System Signals, Proceedings of 2004 IEEE Aerospace Conference, 6-13 March 2004, Big Sky, Montana.

C. P. Mantz, Q. Zhou, and Y. T. Morton, “Application of a Neural Network Model to GPS Ionosphere Error Correction,” Proceedings of the 2004 IEEE PLANS Conference, Monterey, CA, April 27-30, 2004.

Y. T. Morton, L. L. Liou, D. M. Lin, J. B.Y. Tsui, and Q. Zhou “Interference Cancellation Using Power Minimization and Self-coherence Properties of GPS Signals,” Proceedings of Institute of Navigation GNSS 2004 Conference, Long Beach, CA, September 21-24, 2004.

F. van Graas and A. Soloviev, “Precise Velocity Estimation Using a Stand-Alone GPS Receiver,” NAVIGATION: Journal of The Institute of Navigation, vol. 51, no. 4, 2004.

F. van Graas, C. Bartone and T. Arthur, “GPS Antenna Phase and Group Delay Corrections,” Proceedings of the National Technical Meeting of The Institute of Navigation, 26-28 January 2004, San Diego, CA.

Q. Zhou, Y. T. Morton, J. D. Mathews, and D. Janches, “Aspect sensitivity of VHF echoes from field aligned irregularities in meteor trails and thin ionization layers,” Atmospheric Chemistry & Physics, vol.4, pp.685-692, 2004.

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2003

J. Campbell, M. Uijt de Haag, F. Van Graas and S. Young, “Light Detection and Ranging-Based Terrain Navigation – A Concept Exploration,” Proceedings of the 16th International Technical Meeting of the Satellite Division of The Institute of Navigation, 9-12 Sept. 2003, Portland, Oregon.

I.J. Gupta, W.D. Burnside, J.F. Lee and R.D. Flippo, ``A novel structure for accurate measurements of antenna mounted on ground planes,” Proceedings of Antenna Measurement Techniques Association’s 25th Annual Meeting and Symposium, pp. 166-170, Irvine, CA, October 19-24, 2003.

I.J. Gupta and M.L. Rankin, ``Effects of platform generated multipath on GPS AJ systems, Technical Report 741718-2, The Ohio State University ElectroScience Laboratory, June 2003.

I.J. Gupta et. al., ``An Experimental study of antenna array calibration,” IEEE Transactions on Antennas and Propagation, vol. 51, pp. 664-667, March 2003.

T. D. Moore and I. J. Gupta, ``The effect of interference power and bandwidth on space-time adaptive processing,” Proceedings of IEEE Antennas and Propagation Society’s International Symposium, vol. 1, pp. 53-56, Columbus, OH, June 2003.

J. Kwon, D. A. Grejner-Brzezinska, T-S. Bae and C-K. Hong, “Triple Difference Approach to Low Earth Orbiter Precision Orbit Determination,” Journal of Navigation, Vol. 56, pp. 457– 473, 2003.

Y. T. Morton, J. B. Tsui, D. M. Lin, M. M. Miller, J. Schamus, Q. Zhou, and M. P. French, “Assessment and handling of CA code self-interference during weak GPS signal acquisition”, Proceedings of Institute of Navigation GPS/GNSS 2003 Conference, Portland, OR, September 9-12, 2003.

L. L. Liou, J. B. Tsui, D. M. Lin, J. Schamus, F. van Graas, and Y. T. J. Morton, “Passive Altimeter Study Using GPS Flight Data,” Proceedings of Institute of Navigation GPS/GNSS 2003 Conference, Portland, OR, September 9-12, 2003.

J. Pang, F. van Graas and J. Starzyk, “Fast Direct GPS P-Code Acquisition,” GPS Solutions, Springer-Verlag Heidelberg, vol. 7, no. 3, December 2003.

C. K. Toth, and D. A. Grejner-Brzezinska, “Redefining the Paradigm of Modern Mobile Mapping: A Framework for an Automated Roadway Mapping,” Photogrammetric Engineering and Remote Sensing, Vol. 70, No. 6, pp. 685–694, 2003.

D. B. Thornberg, D. S. Thornberg, M. F. DiBenedetto, M. S. Braasch, F. van Graas and C. Bartone, “LAAS Integrated Multipath-Limiting Antenna,” Navigation: Journal of The Institute of Navigation, vol. 50, no. 2, 2003.

D. Warren and J. Raquet, “Broadcast vs. Precise GPS Ephemerides: An Historical Perspective,” GPS Solutions, Vol 7, No. 3, pp. 151-156, December 2003.

Raquet, J. and M. Giebner, “Navigation Using Optical Measurements of Objects at Unknown Locations,” Proceeedings of 2003 Annual Meeting of the Institute of Navigation, Albuquerque, NM, June 2003.

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Before 2003

D. A. Grejner-Brzezinska, Y. Yi and C. K. Toth, “Bridging GPS Gaps in Urban Canyons: The Benefits of ZUPT,” Navigation, Vol. 48, No. 4, pp. 217–225, 2002.

D. A. Grejner-Brzezinska and Y. Yi, “Experimental GPS/INS/Pseudolite System for Kinematic Positioning,” Survey Review, Vol. 37, No. 288, pp. 113–126, 2002.

I. J. Gupta, ``Time domain near field focusing to map stray signals in spherical ranges,’’ Proceedings of Antenna Measurement Techniques Associations 24th Annual Meeting and Symposium, pp. 37-42, Cleveland, OH, November 3-8, 2002.

I. J. Gupta, T. D. Moore and R. L. Rankin, ``Space-time adaptive processing and space-frequency adaptive processing for GPS interference suppression,” Technical Report 741074-1, The Ohio State University ElectroScience Laboratory, January 2002.

Henderson, P., J. Raquet, and P. Maybeck, “A Multiple Filter Approach for Precise DGPS Positioning and Carrier-Phase Ambiguity Resolution,” NAVIGATION, Journal of The Institute of Navigation, Vol. 49, No. 3, pp. 149-160, Fall 2002.

D. M. Lin, J. B. Tsui, L. L. Liou, and Y. T. Morton, "Sensitivity analysis of a stand alone GPS software GPS receiver and an acquisition method", Proceedings of Institute of Navigation GPS 2002 Conference, Portland, OR, September 9-12, 2003. Portland, OR, September 24-27, 2002.

J. MacNicol and J. Raquet, “A Study Of Satellite Navigation, Dilution Of Precision, And Positioning Techniques For Use On And Around The Moon”, Proceedings of 2002 Annual Meeting of the Institute of Navigation, Albuquerque, NM, June 2002.

R. A. Gray and F. van Graas, “Inflight Detection of Errors for Enhanced Aircraft Flight Safety using DTED with GPS and Radar Altimeter,” NAVIGATION: Journal of The Institute of Navigation, vol. 47, no. 4, Winter 2000-2001.

I. J. Gupta, J. D. Young and S. W. Ellingson, ``Design, fabrication and calibration of two 6-element antenna arrays for TDOA receivers,” Technical Report 739225-3, The Ohio State University ElectroScience Laboratory, February 2001.

C. Bartone and F. van Graas, “Ranging Airport Pseudolite for Local Area Augmentation,” IEEE Transactions on Aerospace and Electronic Systems, vol. 36, no. 1, January 2000.

I.J. Gupta and S.W. Ellingson, ``Multipath parameter estimation in TDOA receivers,” Technical Report 739225-2, The Ohio State University ElectroScience Laboratory, December 2000.

D. A. Grejner-Brzezinska, “Direct Exterior Orientation of Airborne Imagery with GPS/INS System: Performance Analysis,” Navigation, Vol. 46, No. 4, pp. 261–270, 1999.

D. A. Grejner-Brzezinska and Wang J., “Gravity Modeling for High-Accuracy GPS/INS Integration,” Navigation, Vol. 45, No. 3, pp.209–220, 1998.

D. A. Grejner-Brzezinska, R. Da and C. K. Toth, “GPS Error Modeling and OTF Ambiguity Resolution for High-Accuracy GPS/INS Integrated System,” Journal of Geodesy, Vol. 72, No. 11, pp. 628–638, 1998.

J. Raquet, G. Lachapelle, W. Qiu, C. Pelletier, T. Nash, F. B. Snodgrass, P. Fenton, T. Holden, “Development and Testing of a Mobile Pseudolite Concept for Precise Positioning,” NAVIGATION, Journal of The Institute of Navigation, Vol. 43 No. 2, pp. 149-165, Summer 1996.

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