Stanford GPS Lab

Chronological Publications | Grouped Publications | Ph.D. Theses

General GPS
Air Vehicles
Land Vehicles
Space Vehicles and Attitude Determination
Local Area DGPS
Wide Area DGPS
Other

General GPS

Enge, Per
GPS Modernization: Capabilities of the New Civil Signals
Presented 29 July – 1 August 2003 at the Australian International Aerospace Congress, Brisbane, Australia
[ PAPER (in PDF) ]

Phelts, R. Eric, Walter, Todd, Enge, Per
A Simple Method of Signal Quality Monitoring for WAAS LNAV/VNAV
[ PAPER (in PDF) ]
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
Phelts, R. Eric, et. al. Practical Signal Quality Monitoring for Augmentation Systems [ PAPER (in PDF) ] PAPER COMING!!! Presented November 2003 at the International Symposium on GNSS, Tokyo, Japan
Luo, Ming, et. al.
LAAS Ionosphere Spatial Gradient Threat Model and Impact of LGF and Airborne Monitoring
[ PAPER (in PDF) ]
Presented September 2003 at the Institute of Navigation's GPS/GNSS Meeting, Portland, OR
Phelts, R. Eric, Walter, Todd, Enge, Per
Range Biases on the WAAS Geostationary Satellites
[ PAPER (in PDF) ]
Presented January 2004 at the Institute of Navigation's National Technical Meeting, San Diego CA

Gautier, Jennifer
GPS/INS Generalized Evaluation Tool (GIGET) for the Design and Testing of Integrated Navigation Systems
[ THESIS (in PDF) ]
Ph.D. Dissertation, Stanford University, June 2003

De Lorenzo, D.S., et. al.
GPS Attitude Determination for a JPALS Testbed: Integer Initialization and Testing
[ PAPER (in PDF) ]
Presented April 2004 at the IEEE Position Location and Navigation Symposium, Monterey, CA

Xie, Gang
Optimal On-Airport Monitoring of the Integrity of GPS-Based Landing Systems
[ THESIS (in PDF) ]
Ph.D. Dissertation, Stanford University, March 2004

Blanch, Juan, et. al.
A New Ionospheric Estimation Algorithm for SBAS Combining Kriging and Tomography
[ PAPER (in PDF) ]
Presented January 2004 at the Institute of Navigation's National Technical Meeting, San Diego CA

Rajagopal, Sriram, et. al.
Correlation Structure of the Equatorial Ionosphere
[ PAPER (in PDF) ]
Presented January 2004 at the Institute of Navigation's National Technical Meeting, San Diego CA

Walter, Todd, et. al.
The Effects of Large Ionospheric Gradients on Single Frequency Airborne Smoothing Filters for WAAS and LAAS
[ PAPER (in PDF) ]
Presented January 2004 at the Institute of Navigation's National Technical Meeting, San Diego CA

Blanch, Juan
Using Kriging to bound Satellite Ranging Errors due to the Ionosphere
[ THESIS (in PDF) ]
Ph.D. Dissertation, Stanford University, December 2003

Boyce, Lee, et. al.
A Time Domain Atmospheric Noise Level Analysis
[ PAPER (in PDF) ]
Presented November 2003 at the International Loran Association 32nd Annual Meeting, 2003, Boulder, CO

Lo, Sherman, et. al.
Analysis of the Effects of ASF Variations for Loran RNP 0.3
[ PAPER (in PDF) ]
Presented November 2003 at the International Loran Association 32nd Annual Meeting, 2003, Boulder, CO

Datta-Barua, S., T. Walter, S. Pullen, M. Luo, J. Blanch, and P. Enge
Using WAAS Ionospheric Data to Estimate LAAS Short Baseline Gradients
[ PAPER (in PDF) ]
Presented January 2002 at the Institute of Navigation's National Technical Meeting, San Diego, CA

Air Vehicles

Ung Suok Kim, David S. De Lorenzo, Jennifer Gautier, Per Enge, Dennis Akos, John Orr
Precise Phase Calibration of a Controlled Reception Pattern GPS Antenna for JPALS
[ PAPER (in PDF) ]
Presented April 2004 at the IEEE Position Location and Navigation Symposium, Monterey, CA

Gebre-Egziabher, D., Powell, J.D., and Enge, P.
Design and Performance Analysis of a Low Cost Aided Dead Reckoning Navigation System
Presented May 2001 at the International Conference on Integrated Navigation Systems, St. Petersburg, Russia
[ PAPER (in PDF) ]

Gebre-Egziabher, D., Elkaim, G., Powell, J.D., and Parkinson, B.
A Non-Linear, Two-Step Estimation Algorithm For Calibrating Solid-State Strapdown Magnetometers
Presented May 2001 at the International Conference on Integrated Navigation Systems, St. Petersburg, Russia
[ PAPER (in PDF) ]

Holforty, Wendy and Powell, J. David
Flight Deck Displays of Airborne Traffic Wake Vortex
Presented 14-18 October 2001 20th DASC Conference Daytona Beach, FL
[ PAPER (in PDF) ]

Houck, Sharon
Multi Aircraft Dynamics, Navigation and Operation
Ph.D. Dissertation, April 2001
[ PAPER (in PDF) ]

Houck, S. and Powell, J.D.
Assessment of the Probability of a Midair Collision During an Ultra Closely Spaced Parallel Approach
Presented Aug 2001 at the AIAA Guidance, Navigation and Control Conference, Montreal, Canada
[ PAPER (in PDF) ]

Houck, S. and Powell, J.D.
A Parametric Sensitivity Study of Ultra Closely Spaced Parallel Approaches
Presented Oct 2000 at the Digital Avionics Systems Conference, Philadelphia, PA
[ PAPER (in PDF) ]

Jennings, C. and Powell, J.D.
Synthetic Vision Displays for Instrument Landings and Traffic Awareness - Development and Flight Testing
Presented Oct 2000 at the Digital Avionics Systems Conference, Philadelphia, PA
[ PAPER (in PDF) ]

Jennings, C., Charafeddine, M., Powell, J .D., Taamallah, S.
Flight Demonstration of 3D Perspective Synthetic Vision and ADS-B for Closely Spaced Parallel Approaches
[ PAPER (in PDF) ]
Presented Proceedings of the 21st Digital Avionics Systems Conference, Irvine, CA. 2002.

Jennings, C., Powell, J .D.
Flight Test Measurement of Pilot Reaction Times to Runway Incursions: Out-the-Window vs. Synthetic Vision
[ PAPER (in PDF) ]
Presented Proceedings of the 21st Digital Avionics Systems Conference, Irvine, CA. 2002.
Houck, S. and Powell, J.D.
Visual, Cruise Formation Flying Dynamics
Presented August 2000 at the AIAA Atmoshpheric Flight Mechanics conference, Denver, CO
[ PAPER (in PDF) ]

Gebre-Egziabher, D. and J. David Powell
A DME-based Area Navigation System for GPS/WAAS Interference Mitigation in General Aviation Applications
Presented Mar 2000 at the IEEE PLANS conference, San Diego, CA
[ PAPER (in PDF) ]

Gebre-Egziabher, D., Elkaim, G., and J. David Powell
A Gyro-Free Quaternion-based Attitude Determination System Suitable for Implementation Using Low Cost Sensors
Presented Mar 2000 at the IEEE PLANS conference, San Diego, CA
[ PAPER (in PDF) ]

Barrows, Andrew K. and J. David Powell
Flying a Tunnel-in-the-Sky Display Within the Current Airspace System
Presented Jan 2000 at the AIAA 38th Aerospace Sciences Meeting, Reno, NV
[ PAPER (in PDF) ]

Houck, S., Barrows, A., Parkinson, B., Enge, P., and Powell, J.D.
Flight Test of WAAS for Use in Closely Spaced Parallel Approaches
Presented Sep 1999 at the ION GPS conference, Nashville, TN
[ PAPER (in PDF) ]

Jennings, C, Alter, K., Barrows, A., Enge, P., and Powell, J.D.
3-D Perspective Flight Displays for Guidance and Traffic Awareness
Presented Sep 1999 at the ION GPS conference, Nashville, TN
[ PAPER (in PDF) ]

Barrows, A. and Powell, J.D.
Tunnel-in-the-Sky Cockpit Display for Complex Remote Sensing Flight Trajectories
Presented June 1999 at the Airborne Remote Sensing conference, Ottawa, Canada
[ PAPER (in PDF) ]

Barrows, A. Alter, K, Jennings, C., and Powell, J.D.
Alaskan Flight Trials of a Synthetic Vision System for Instrument Landings of a Piston Twin Aircraft
Presented Apr 1999 at the SPIE Enhanced and Synthetic Vision conference, Orlando, FL
[ PAPER (in PDF) ]

Hayward, Roger C., and J. David Powell
Real Time Calibration of Antenna Phase Errors for Ultra Short Baseline Attitude Systems
Presented at ION GPS '98 - Nashville, Tennessee, September 1998
[ ABSTRACT ] [ PAPER (in PDF) ]

Hayward, Roger C., Demoz Gebre-Egziabher and J. David Powell
GPS-Based Attitude for Aircraft
Presented at International Conference on Integrated Navigation Systems in St. Petersburg Russia, May 1998
[ ABSTRACT ] [ PAPER (in PDF) ]

Barrows, A., Alter, K., Enge, P., Parkinson, B., and Powell, J.D.
Operational Experience with and Improvements to a Tunnel-in-the-Sky Display for Light Aircraft
Presented Sep 1997 at the ION GPS conference, Kansas City, MO
[ PAPER (in PDF) ]

Barrows, Andrew K., Demoz Gebre-Egziabher, Roger Hayward, Renxin Xia, and J. David Powell
GPS-Based Attitude and Guidance Displays for General Aviation
Presented at IEEE Emerging Technologies and Factory Automation '96, Kauai, HI, November 1996
[ ABSTRACT ] [ PAPER (in PDF) ]

Barrows, Andrew K., Per Enge, Bradford W. Parkinson and J. David Powell,
Flying Curved Approaches and Missed Approaches: 3-D Display Trials Onboard a Light Aircraft
Presented at the ION Conference, Kansas City, MO. September 1996.
[ ABSTRACT ] [ PAPER (in PDF) ]

Barrows, Andrew, Per K. Enge, Bradford W. Parkinson, David Powell
Flight Tests of a 3-D Perspective-View Glass-Cockpit Display for General Aviation Using GPS
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Gazit, Ran
Aircraft Tracking using GPS Position and Velocity Reports
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ]

Walter, Todd and Per Enge
Weighted RAIM for Precision Approach
Presented at ION GPS-95, Palm Springs, California. September 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Montgomery, Paul, H. Uematsu, Bradford W. Parkinson
Full State Estimation and Control of a Large Model Aircraft Using Carrier Phase Differential GPS
DSNS Bergen, Norway. April 1995

Gazit Ran and J. David Powell
Communication Protocols for GPS-based Surveillance and TCAS
ION GPS '94, Salt Lake City, Utah. September 1994
[ ABSTRACT ]

Pervan, Boris, Clark Cohen, David Lawrence, H.Stewart Cobb, J. David Powell, Bradford W. Parkinson
Autonomous Integrity Monitoring for GPS-based Precision Landing using Ground-based Integrity Beacon Pseudolites
Presented at ION GPS '94. Salt Lake City, Utah. September 1994

Land Vehicles

Alban, Santiago
An Inexpensive and Robust GPS/INS Attitude System for Automobiles
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ] LeMaster, E. and Rock, S.
A Local Area GPS Pseudolite-Based Mars Navigation System
Presented Aug 2001 at the IEEE 10th International Conference on Advanced Robotics, Budepest, Hungary
[ PAPER (in PDF) ]

Elkaim, G. and Parkinson, B.
System Identification for Precision Control of a GPS Autonomous Catamaran
Presented May 2001 at the International Conference on Integrated Navigation Systems, St. Petersburg, Russia
[ PAPER (in PDF) ]

Opshaug, G. and Enge, P.
Robotic Snow Cat
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Opshaug, G. and Enge, P.
Integrated GPS and UWB Navigation System
Presented May 2002 at the IEEE UWB Science and Technology (UWBST) Conference, Baltimore MD
[ PAPER (in PDF) ]

Opshaug, Guttorm
Leapfrog Navigation System
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ]

James Shau-Shiun Jan and Per Enge
Using GPS to Synthesize a Large Antenna Aperture When the Elements are Mobile
Presented Jan 2000 at ION NTM, Anaheim, CA
[ PAPER (in PDF) ]

LeMaster, Ed, and Rock, Stephen
Self-Calibration of Pseudolite Arrays Using Self-Differencing Transceivers
Presented Sep 1999 at the ION GPS conference, Nashville, TN
[ PAPER (in PDF) ]

Abbott, Eric and David Powell
Land-vehicle Navigation Using GPS
The Proceedings of the IEEE January 1999, vol 87, no 1, pp 145-162
[ ABSTRACT ]

LeMaster, Ed, and Rock, Stephen
Mars Exploration Using Self-Calibrating Pseudolite Arrays
Presented Sep 1998 at the ION GPS conference, Nashville, TN
[ PAPER (in PDF) ]

Elkaim, Gabriel, Michael O'Connor, Thomas Bell, B.W. Parkinson,
System Identification and Robust Control of a Farm Vehicle Using Carrier-Phase Differential GPS
Presented at the ION Conference, Kansas City, MO. September 1997.
[ ABSTRACT ] [ PAPER (in PDF) ]

Elkaim, Gabriel, Michael O'Connor, Thomas Bell, B.W. Parkinson,
System Identification of a Farm Vehicle Using Carrier-Phase Differential GPS
Presented at the ION Conference, Kansas City, MO. September 1996.
[ ABSTRACT ] [ PAPER (in PDF) ]

O'Connor, Michael L., Gabriel H. Elkaim, and Bradford W. Parkinson,
Carrier Phase DGPS for Closed-Loop Control of Farm and Construction Vehicles
NAVIGATION, Journal of the Instititute of Navigation, Vol 43, No. 2, Summer 1996, pp. 167-178.

O'Connor, Michael, Thomas Bell, Gabe Elkaim, and Bradford Parkinson
Automatic Steering of Farm Vehicles Using GPS
Presented at 3rd International Conference on Precision Agriculture, Minneapolis, Minnesota, June 1996
[ ABSTRACT ] [ PAPER (in PDF) ]

Abbott, Eric, and David Powell
An Examination of the Relative Merits of Various Sensors for Vehicle Navigation
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ]

O'Connor, Michael L., Gabriel H. Elkaim, Bradford W. Parkinson
Kinematic GPS for Closed Loop Control of Farm and Construction Vehicles
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Space Applications and Attitude Determination

Gebre-Egziabher, Demoz, Roger C. Hayward and J. David Powell
A Low-Cost GPS/Inertial Attitude Heading Reference System (AHRS) for General Aviation Applications
[ ABSTRACT ] [ PAPER (in PDF) ]
Presented at the 1998 IEEE Position, Location and Navigation Symposium - PLANS '98, Palm Springs, California, April 1998

Roger C. Hayward, Demoz Gebre-Egziabher, Matt Schwall, J. David Powell, and John Wilson
Inertially Aided GPS Based Attitude Heading Reference System (AHRS) for General Aviation Aircraft
[ ABSTRACT ] [ PAPER (in PDF) ]
Presented at ION GPS'97, Kansas City MO, September 1997

Lightsey, E. Glenn and Bradford W. Parkinson,
GPS Based Attitude Determination On Nonaligned Antenna Arrays
Presented at ION '96, Kansas City, MO. September 1996.

Teague, E. Harris, Jonathan P. How, and Bradford W. Parkinson
Carrier Differential GPS for Real-Time Control of Large Flexible Structures
[ ABSTRACT ] [ PAPER (in PDF) ]
Presented at ION GPS-96 in Kansas City, MO, September 1996

Conway, Andrew, P. Montgomery, S. Rock, R. Cannon, and B.W. Parkinson,
A New Motion-Based Algorithm for GPS Attitude Integer Resolution
NAVIGATION, Journal of the Instititute of Navigation, Vol. 43, No. 2, Summer 1996, pp. 179-190.

Teague, E. Harris, Jonathan P. How, London G. Lawson, Michael Boerjes, and Bradford W. Parkinson
Techniques for Real-Time Control of Flexible Structures using GPS
[ ABSTRACT ] [ PAPER (in PDF) ]
Presented at the American Astronautical Society, Guidance, Navigation and Control Conference, Breckenridge, Colorado, Feb. 1996

Teague, E. Harrison, Jonathan P. How, London G. Lawson, and Bradford W. Parkinson
GPS as a Structural Deformation Sensor
[ ABSTRACT ] [ PAPER (in PDF) ]

Proceedings of the AIAA Guidance, Navigation and Control Conference, Baltimore, Maryland. August 1995 Cohen, Clark E., E. Glenn Lightsey, Bradford W. Parkinson and William A. Feess
Space Flight Tests of Attitude Determination using GPS
[ ABSTRACT ]
International Journal of Satellite Communications, vol. 12, 427-433 (1994)

Lightsey, E. Glenn, Clark Cohen, Bradford W. Parkinson
Development of a GPS Receiver for Reliable Real-Time Attitude Determination in Space
Presented at ION GPS '94. Salt Lake City, Utah. September 1994

Uematsu, Hirohiko, Bradford W. Parkinson
Antenna Baseline and Line Bias Estimation Using Pseudolites for GPS-based Attitude Determination
Presented at ION GPS '94. Salt Lake City, Utah. September 1994

Lightsey, E. Glenn, Clark Cohen, William A. Feess, Bradford W. Parkinson
Analysis of Spacecraft Attitude Measurements using Onboard GPS
Presented at AAS Conference, Keystone, CO. February 1994.

Cohen, Clark E., E. Glenn Lightsey, Bradford W. Parkinson, William A. Feess
Space Flight Tests of Attitude Determination Using GPS: Preliminary Results
Presented at ION GPS '93, Salt Lake City, Utah. September 1993.

Lightsey, E. Glenn, Clark E. Cohen, Bradford W. Parkinson
Application of GPS Attitude Determination to Gravity Gradient Stablized Spacecraft
[ ABSTRACT ]
Presented at AIAA Guidance and Control Conference, Monterey, California August 1993.

Ceva, Juan, Bradford W. Parkinson
Multipath Interference in Orbiting Receivers Due to Earth Surface Reflections
Presented at ION GPS '93, Salt Lake City, Utah. September 1993.

Teague, Harris, Bradford W. Parkinson
Translation, Rotation and Vibration Control of Large Space Structures using Self-differential GPS (SDGPS)
Presented at the 16th Annual AAS Guidance and Control Conference, Keystone, Colorado. February 1993.

Cohen, Clark, B. David McNally, Bradford W. Parkinson
Flight Tests of Attitude Determination Using GPS Compared Against an Inertial Navigation Unit
Presented at the ION National Technical Meeting, San Francisco, California. January 1993.

Cohen, Clark, Bradford W. Parkinson
Aircraft Applications of GPS-based Attitude Determination
[ ABSTRACT ]

Presented at ION GPS '92, Albuquerque, New Mexico. September 1992. Cohen, Clark, Bradford W. Parkinson
Integer Ambiguity Resolution of the GPS Carrier for Spacecraft Attitude Determination
Presented at 15th Annual AAS Guidance and Control Conference, Keystone, Colorado. February 1992.

Cohen, Clark, Bradford W. Parkinson
Expanding the Performance Envelope of GPS-Based Attitude Determination
Presented at ION/GPS Conference, Albuquerque, New Mexico. September 1991.

Cohen, Clark, Bradford W. Parkinson
Mitigating Multipath Error in GPS-based Attitude Determination
Presented at the 14th Annual AAS Guidance and Control Conference, Keystone, Colorado. February 1991.

Local Area DGPS

Alexander M. Mitelman, R. Eric Phelts, Dennis M. Akos, Samuel P. Pullen, Per K. Enge
Signal Deformations On Nominally Healthy GPS Satellites
[ PAPER (in PDF) ]
Presented January 2004 at the Institute of Navigation's National Technical Meeting, San Diego CA

Mitelman, A., D. Akos, S. Pullen, and P. Enge, "Estimation of ICAO
Threat Model Parameters For Operational GPS Satellites."
[ PAPER (in PDF) ]
Preseented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR.

Luo, Ming, Xie, G., Akos, D., Pullen, S., and Enge, P.
Radio Frequency InterferenceValidation Testing for LAAS using the Stanford Integrity Monitor Testbed
Presented January 2003 at the Institute of Navigation's National Technical Meeting, Anaheim, CA
[ PAPER (in PDF) ]

Luo, M., Pullen, S., Akos, D., Xie, G., Datta-Barua, S., Walter, T., and Enge, P.
Assessment of Ionospheric Impact on LAAS Using WAAS Supertruth Data
Presented June 2002 at the Institute of Navigation's Annual Meeting, Albuquerque, NM
[ PAPER (in PDF) ] Normark, Per-Ludvig, Akos, D., Xie, G., Pullen, S., Luo, M., Enge, P.
The Integrity Monitor Testbed and Multipath Limiting Antenna Test Results
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ] Normark, P., Xie, Akos, Pullen, Luo, Lee, and Enge
The Next Generation Integrity Monitor Testbed (IMT) for Ground System Development and Validation Testing
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Phelts, R.E., Mitelman, Pullen, Akos, Enge
Transient Performance Analysis of a Multicorrelator Signal Quality Monitor
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Pullen, S. Luo, M., Xie, G., Lee, J., Phelts, R. E., Akos, D.,and Enge, P.
LAAS Ground Facility Design Improvements to Meet Proposed Requirements for Category II/III Operations
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ]

Pullen, S., Lee, Luo, Pervan, Chan, and Gratton
Ephemeris Protection Level Equations and Monitor Algorithms for GBAS
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Vidarsson, L., Pullen, S., Green, G. and Enge, P.
Satellite Autonomous Integrity Monitoring and Its Role in Enhancing GPS User Performance
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Phelts, Robert Eric
Multicorrelator Techniques for Robust Mitigation of Threats to GPS Signal Quality
Ph.D. Dissertation, June 2001
[ PAPER (in PDF) ]

Lee, J., Pullen, Xie, and Enge
LAAS Sigma-Mean Monitor Analysis and Failure-Test Verification
Presented June 2001 at the Institute of Navigation's Annual Meeting, Albuquerque, NM
[ PAPER (in PDF) ]

Xie, G., Pullen, Luo, Normark, Akos, Lee, Enge, Pervan
Integrity Design and Updated Test Results for the Stanford LAAS Integrity Monitor Testbed
Presented June 2001 at the Institute of Navigation's Annual Meeting, Albuquerque, NM
[ PAPER (in PDF) ]

Jung, J., Enge, P., Pervan, B.
Optimization of Cascade Integer Resolution with Three Civil GPS Frequencies
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Mitelman, A., Phelts, R.E., Akos, D., Pullen, S. and Enge, P.
A Real-Time Signal Quality Monitor for GPS Augmentation Systems
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Phelts, R.E., Akos, D. and Enge, P.
Robust Signal Quality Monitoring and Detection of Evil Waveforms
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Rabinowitz, M., Parkinson, B., Gromov, K., and Cohen, C.
Architectures for Joint GPS/LEO Satellite Carrier Phase Receivers Designed for Rapid, Robust Resolution of Carrier Cycle Ambiguities on Mobile Platorms
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Rabinowitz, M., Parkinson, and Spilker, J.
Some Capabilities of a Joint GPS-LEO Navigation System
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Jung, Jaewoo
High Integrity Carrier Phase Navigation for Future LAAS Using Multiple Civilian GPS Signals
Presented Sep 1999 at the Institute of Navigation's GPS conference, Nashville, TN
[ PAPER (in PDF) ]

Phelts, R.E., Stone, J., Enge, P., and Powell, J.D.
Software-based Multipath Mitigation: Sampling for Multipath Invariance
Presented July 1999 at the 4th International Symposium on Satellite Navigation Technology and Applications, Brisbane, Australia
[ PAPER (in PDF) ]

Demoz Gebre-Egziabher, Sherman Lo, J. David Powell, Per Enge
GPS Supplemental Navigation Systems for Use During the Transition to a Sole-Means-GPS National Airspace System
Presented January 1999 at ION NTM '99, San Diego, California
[ ABSTRACT ] [ PAPER (in PDF) ]

Mitelman, A., Jung, J., and Enge, P.
LAAS Monitoring For a Most Evil Satellite Failure
Presented Jan 1999 at ION NTM, San Diego, CA
[ PAPER (in PDF) ]

Christie, Jock R. I., Ping-Ya Ko, Boris S. Pervan, Per K. Enge, J. David Powell, Bradford W. Parkinson
Analytical and Experimental Observations of Ionospheric and Tropospheric Decorrelation Effects for Differential Satellite Navigation during Precision Approach
Presented at ION GPS '98 - Nashville, Tennessee, September 1998
[ ABSTRACT ] [ PAPER (in PDF) ]

Pervan, Boris, David Lawrence, Konstantin Gromov, Guttorm Opshaug, Jock Christie, Ping-Ya Ko, Alexander Mitelman, Sam Pullen, Per Enge, and Bradford Parkinson
Flight Test Evaluation of an Alternative Local Area Augmentation System Architecture
NAVIGATION, Journal of the Instititute of Navigation, Vol 45, No. 1, Spring 1998, pp. 31-38.

Pervan, Boris S., Samuel P. Pullen, and Jock R. Christie
A Multiple Hypothesis Approach to Satellite Navigation Integrity
NAVIGATION, Journal of the Instititute of Navigation, Vol 45, No. 1, Spring 1998, pp. 61-71.

Cobb, Stewart
GPS Pseudolites: Theory, Design, and Applications
Doctoral Dissertation, Stanford University, 1997
[ THESIS (in PDF) ]

Pervan, Boris, David Lawrence, Konstantin Gromov, Guttorm Opshaug, Jock Christie,
Ping-Ya Ko, Alexander Mitelman, Sam Pullen, Per Enge, and Bradford Parkinson
Flight Test Evaluation of a Prototype Local Area Augmentation System Architecture
Presented at ION GPS'97, Kansas City MO, September 1997
[ ABSTRACT ] [ PAPER (in PDF) ]

Pervan, Boris S., Samuel P. Pullen, David G. Lawrence, Konstantin Gromov, Jock R. I. Christie, Guttorm Opshaug, Vicky Lu, Ping-Ya Ko, Per Enge, and Bradford W. Parkinson
Development, Implementation, and Testing of a Prototype LAAS Architecture
Presented at GNSS-97 in Munich, Germany, April 1997
[ ABSTRACT ] [ PAPER (in PDF) ]

Lawrence, David G., Stewart Cobb, Boris Pervan, Guttorm Opshaug, Per Enge, J. David Powell, Bradford W. Parkinson,
Performance Evaluation of On-Airport Local Area Augmentation System Architectures
Presented at the ION Conference, Kansas City, MO. September 1996.
[ ABSTRACT ] [ PAPER (in PDF) ]

Pullen, Sam, Boris Pervan, Per Enge and Bradford W. Parkinson,
A Comprehensive Integrity Verification Architecture for On-Airport LAAS Category III Precision Landing
Presented at the ION Conference, Kansas City, MO. September 1996.
[ ABSTRACT ] [ PAPER (in PDF) ]

Cobb, H. Stewart, David G. Lawrence, Boris S. Pervan Clark E. Cohen, J. David Powell, Bradford W. Parkinson
Precision Landing Tests with Improved Integrity Beacon Pseudolites
Presented to ION GPS-95, Palm Springs, California. September 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Lawrence, David, H. Stewart Cobb, Clark Cohen, Boris Pervan,
J. David Powell, Bradford Parkinson
Maintaining GPS Positioning in Steep Turns Using Two Antennas
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ]

David Lawrence, Boris Pervan, Clark Cohen,
H. Stewart Cobb, J. David Powell, Bradford Parkinson
A Real-Time Architecture for Kinematic GPS Applied to the Integrity Beacon Landing System
Presented at 51st ION meeting in Colorado Springs, Colorado, June 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Clark E. Cohen, H. Stewart Cobb, David G. Lawrence, Pervan, Boris S., et. al.
Automatic Landing of a 737 using GNSS Integrity Beacons
Presented at ISPA, Braunschweig Germany, February 1995
[ ABSTRACT ]

Pervan, Boris S., Clark E. Cohen, David G. Lawrence, H. Stewart Cobb,
J. David Powell, and Bradford W. Parkinson
High Integrity GPS-Based Precision Landing Using Integrity Beacon Pseudolites
Presented at ISPA, Braunschweig Germany, February 1995
[ ABSTRACT ]

Cohen, Clark, David Lawrence, Boris Pervan, H.Stewart Cobb, Andrew Barrows, David Powell, Bradford W. Parkinson, Victor Wullschleger, S. Kalinowski
Flight Test Results of Autocoupled Approaches using GPS and Integrity Beacons
Presented at ION GPS '94. Salt Lake City, Utah. September 1994

Cohen, Clark E., Boris Pervan, David Lawrence, H. Stewart Cobb, J. David Powell, Bradford W. Parkinson
Real-Time Flight Testing Using Integrity Beacons for GPS Category III Precision Landing
NAVIGATION, Journal of the Institute of Navigation, Vol. 41, No.2. Summer 1994

Pervan, Boris S., Clark E. Cohen, Bradford W. Parkinson
Integrity in Cycle Ambiguity Resolution for GPS-based Precision Landing
Presented at DSNS-94, London, UK. April 1994

Cohen, Clark E., Boris Pervan, H. Stewart Cobb, David G. Lawrence, J. David Powell, Bradford W. Parkinson
Achieving Required Navigation Performance using GNSS for Category III Precision Landing
Presented at DSNS-94, London, U.K. April 1994

Cobb, H.Stewart, Clark E. Cohen, Bradford Parkinson
Theory and Design of Pseudolites
Presented at ION National Technical Meeting. San Diego, CA. January 1994

Pervan, Boris S., Clark E. Cohen, Bradford W. Parkinson
Autonomous Integrity Monitoring for Precision Approach using DGPS and a Ground-based Pseudolite
Presented at ION GPS '93, Salt Lake City, Utah. September 1993.

Cohen, Clark E., Boris S. Pervan, David G. Lawrence, H. Stewart Cobb, J.David Powell, Bradford W. Parkinson
Real-time Flight Test Evaluation of the GPS Marker Beacon Concept for Category III Kinematic GPS Precision Landing
Presented at ION GPS '93, Salt Lake City, Utah. September 1993.

Cohen, Clark, Boris Pervan, H. Stewart Cobb, Dave Lawrence, J. David Powell, Bradford W. Parkinson
Real-time Cycle Ambiguity Resolution using a Pseudolite for Precision Landing of Aircraft with GPS
Presented at the Second International Symposium on Differential Satellite Navigation Systems", Amsterdam The Netherlands. March 1993.

Parkinson, Bradford W., Kevin T. Fitzgibbon
Aircraft Automatic Landing Systems Using GPS
(Invited paper) Proceedings of the International Congress of Navigation Societies, Sidney Australia. February 1988.

Parkinson, Bradford W., K.T. Fitzgibbon
Aircraft Automatic Landing Systems Using GPS
NAVIGATION, Journal of the Institute of Navigation, vol.42, no. 1, pp 47-59. January 1988.

Parkinson, Bradford W., Kevin T. Fitzgibbon
Optimal Locations of Pseudolites for Differential GPS
NAVIGATION, Journal of the Institute of Navigation, vol. 33, no. 4. Winter 1986-1987.

Klein, Dale, Bradford W. Parkinson
The Use of Pseudo-Satellites for Improving GPS Performance
NAVIGATION, Journal of the Institute of Navigation, vol. 31, no. 4. Winter 1984-1985.

Beser, Jacques, and Bradford W. Parkinson
The Application of NAVSTAR Differential GPS in the Civilian Community
NAVIGATION, Journal of the Institute of Navigation, vol. 29, no. 2. Summer 1982.

Wide Area DGPS

Jason Rife, Sam Pullen, Boris Pervan and Per Enge
Paired Overbounding and Application to GPS Augmentation
[ PAPER (in PDF) ]
Presented April 2004 at the IEEE Position Location and Navigation Symposium, Monterey, CA

Jan, Shau-Shiun, Walter, T., and Enge, P.
Techniques for Graceful Reversion from Dual to Single Frequency WAAS
Presented January 2003 at the Institute of Navigation's National Technical Meeting, Anaheim, CA
[ PAPER (in PDF) ] Blanch, Juan, Walter, T., and Enge, P.
Adapting Kriging to the WAAS MOPS Ionospheric Grid
Presented January 2003 at the Institute of Navigation's National Technical Meeting, Anaheim, CA
[ PAPER (in PDF) ]

Blanch, Juan, Walter, T., and Enge, P.
Measurement Noise versus Process Noise in Ionosphere Estimation for WAAS
Presented January 2003 at the Institute of Navigation's National Technical Meeting, Anaheim, CA
[ PAPER (in PDF) ]

Blanch, Juan
An Ionospheric Estimation Algorithm for WAAS based on Kriging
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ]

Jan, S.-S.
Analysis of a Three-Frequency GPS/WAAS Receiver to Land an Airplane
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ]

Hansen, Andrew
Tomogrpahic Estimation of the Ionosphere Using Terrestrial GPS Sensors
Ph.D. Dissertation, March 2002
[ THESIS (in PDF) ]

Blanch, J., Walter, T., Enge, P.
Application of Spatial Statistics to Ionosphere Estimation for WAAS
Presented January 2002 at the Institute of Navigation's National Technical Meeting, San Diego, CA
[ PAPER (in PDF) ]

Jan, S.-S., Gebre-Egziabher, D., Walter, T., Enge, P.
Worst-Case Analysis of a 3-Frequency Receiver to Land a General Aviation Airplane
Presented January 2002 at the Institute of Navigation's National Technical Meeting, San Diego, CA
[ PAPER (in PDF) ]

Jan, S., Chan, W., Walter, T., and Enge, P.
Matlab Simulation Toolset for SBAS Availability Analysis
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Jan, Shau-Shiun
Aircraft Landing Using a Modernized Global Positioning System and the Wide Area Augmentation System
Ph.D. Dissertation, Stanford University, May 2003
[ THESIS (in PDF) ]

Blanch, J., Walter, T., and Enge, P.
Ionospheric Threat Model Methodology for WAAS
Presented June 2001 at the Institute of Navigation's Annual Meeting, Albuquerque, NM
[ PAPER (in PDF) ]

Fuller, R., Walter, T., and Enge, P.
Burst Mode Message Loss Effects on WAAS Availability
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Hansen, A., Blanch, J., Walter, T., and Enge, P.
Ionospheric Correlation Analysis for WAAS: Quiet and Stormy
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Walter, T., Hansen, A., Blanch, J. and Enge, P.
Robust Detection of Ionospheric Irregularities
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Hansen, A., Peterson, E., Walter, T., and Enge, P.
Correlation Structure of Ionospheric Estimation and Correlation for WAAS
Presented Jan 2000 at the Institute of Navigation's NTM, Anaheim, CA
[ PAPER (in PDF) ]

Richard A Fuller, Todd Walter, Sharon Houck, Per Enge
Flight Trials of a Geostationary Satellite Based Augmentation
System at High Latitudes and Dual Satellite Coverage
Presented at ION National Technical Meeting, San Diego, CA, January 1999
[ ABSTRACT ] [ PAPER (in PDF) ]

Todd Walter
WAAS MOPS: Practical Examples
Presented January 1999 at ION NTM '99, San Diego, California
[ ABSTRACT ] [ PAPER (in PDF) ]

Richard A Fuller, Donghai Dai, Todd Walter, Christopher Comp, Per Enge, J. David Powell
Interoperation and Integration of Satellite Based Augmentation Systems
Presented September 1998 at ION GPS '98, Nashville, Tennessee
[ ABSTRACT ] [ PAPER (in PDF) ]

Hansen, Andrew, Todd Walter and Per Enge.
Ionospheric Correction Using Tomography
Presented at ION GPS'97, Kansas City MO, September 1997
[ ABSTRACT ] [ PAPER (in PDF) ]

Hansen, Andrew, YC Chao, Todd Walter and Per Enge
Presented at ION NTM'97, Santa Monica CA, January 1997
Ionospheric Estimation and Integrity Threat Detection
[ ABSTRACT ] [ PAPER (in PDF) ]

Walter, Todd, Per Enge and Andrew Hansen
An Integrity Equation for Use with Space Based Augmentation Systems
Presented at GNSS-97 in Munich, Germany, April 1997
[ ABSTRACT ] [ PAPER (in PDF) ]

Chao, Yi-chung, Samuel Pullen, P.K. Enge, B.W. Parkinson,
Study of WAAS Ionospheric Integrity
Presented at the ION Conference, Kansas City, MO. September 1996

Chao, Y.C., Y.J. Tsai, Todd Walter, Changdon Kee, Per Enge, Bradford W. Parkinson
An Algorithm for Inter-frequency Bias Calibration and Application to WAAS Ionosphere Modeling
Presented to ION GPS-95, Palm Springs, California. September 1995
[ ABSTRACT ]

Pullen, Samuel P., Per K. Enge, Bradford W. Parkinson
Global Optimization of GPS Augmentation Architectures using Genetic Algorithms
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Pullen, Samuel P., Per K. Enge, Bradford W. Parkinson
A New Method for Coverage Prediction for the Wide Area Augmentation System (WAAS)
Presened at ION Annual Meeting, Colorado Springs, Colorado. June 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Chao, Y.C., Y.J. Tsai, Todd Walter, Changdon Kee, Per Enge, Bradford W. Parkinson
The Ionospheric Delay Model Improvement for the Stanford WAAS Network
AAS Guidance and Control Conference, Keystone, Colorado. February 1995

Tsai, Y.J., Y.C. Chao, Todd Walter, Changdon Kee, David Powell, Per Enge, Bradford W. Parkinson
Evaluation of Orbit and Clock Models for Real Time WAAS
AAS Guidance and Control Conference, Keystone, Colorado. February 1995

Kee, Changdon, Bradford W. Parkinson
Calibration of Multipath Errors on GPS Pseudorange Measurements
Presented at ION GPS '94. Salt Lake City, Utah. September 1994

Pullen, Sam, Per K. Enge, Bradford W. Parkinson
Simulation-Based Evaluation of WAAS Performance: Risk and Integrity Factors
Presented at ION GPS '94, Salt Lake City, Utah. September 1994
[ ABSTRACT ] [ PAPER (in PDF) ]

Walter, Todd; C. Kee, Y.C. Chao, Y.J. Tsai, U. Peled, J. Ceva,
A. K. Barrows, E. Abbott, David Powell, Per Enge, and Bradford Parkinson
Flight Trials of the Wide-Area Augmentation Systm (WAAS)
Presented at ION GPS 1994, Salt Lake City, Utah. September 1994
[ ABSTRACT ] [ PAPER (in PDF) ]

Kee, Changdon, Bradford W. Parkinson
Wide Area Differential GPS as a Future Navigation System in the U.S.
Presented at PLANS '94, Las Vegas, NV. April 1994

Walter, T., Boris Pervan, Per Enge, John Herendeen, Peter Levin
Autonomous Integrity Monitoring and Wide Area DGPS
Presented at ION National Technical Meeting, San Diego, CA. January 1994.

Kee, Changdon, Bradford W. Parkinson
Static Test Results of Wide Area Differential GPS
Presented at ION GPS'93, Salt Lake City, Utah. September 1993.

Kee, Changdon, Bradford W. Parkinson
High Accuracy GPS Positioning in the Continent: Wide Area Differential GPS
Presented at the Second International Symposium on Differential Satellite Navigation Systems, Amsterdam, The Netherlands. March 1993.

Kee, Changdon, Bradford W. Parkinson
Algorithms and Implementation of Wide Area Differential GPS
Presented at ION GPS '92, Albuquerque, New Mexico. September 1992.

Parkinson, Bradford W., Changdon Kee, Penina Axelrad
Wide Area Differential GPS, Outstanding Paper Award Winner
Presented at ION Statellite Division 3rd International Technical Meeting, Colorado Springs, Colorado. September 1990.

Other Papers

Lo, Sherman, et. al.
Loran for Required Navigation Performance 0.3: Preliminary Conclusions of the LORIPP
[ PAPER (in PDF) ]
Presented September 2003 at the Institute of Navigation's GPS Meeting, Portland, OR

Lo, Sherman, et. al.
Loran for Required Navigation Performance 0.3: The Current Work of the Loran Integrity Performance Panel (LORIPP)
[ PAPER (in PDF) ]
Presented April 2003 at the European Navigation Conference - Global Navigation Satellite Systems (ENC GNSS), Graz, Austria

Lo, Sherman, et. al.
Loran Fault Trees for Required Navigation Performance 0.3
Presented January 2003 at the Institute of Navigation's National Technical Meeting, Anaheim, CA.
[ PAPER (in PDF) ]

Lo, Sherman, Boyce, L., Enge, P., Peterson, B., Wenzel, R., Gunther, T., Carroll, K., Bridges, K., and Narins, M.
The Loran Integrity Performance Panel (LORIPP)
Presented October 2002 at the International Loran Association 31st Annual Meeting, 2002, Washington, DC
[ PAPER (in PDF) ]

Lo, Sherman, Boyce, L., Enge, P., Peterson, B., Wenzel, R., Gunther, T., Carroll, K., Bridges, K., and Narins, M.
The Loran Integrity Performance Panel (LORIPP)
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ]

Lo, Sherman, Akos, D., Houck, S., Normark, P. L., and Enge, P.
Presented April 2002 at the IEEE Position Location and Navigation Symposium, Palm Springs, CA
WAAS Performance in the 2001 Alaska Flight Trials of the High Speed Loran Data Channel
[ PAPER (in PDF) ]

Lo, Sherman
Broadcasting GPS Integrity Information Using Loran-C
Ph.D. Dissertation, July 2002
[ THESIS (in PDF) ]

Koenig, Michael, Gebre-Egziabher, D., Pullen, S., Kim, U. S., Enge, P., Pervan, B. S., Chan, F. C., and Colby, G.
Sensitivity Analysis of the JPALS Shipboard Relative GPS Measurement Quality Monitor
Presented September 2002 at the Institute of Navigation's GPS Meeting, Portland, OR
[ PAPER (in PDF) ]

Bauregger, F., Walter, T., Akos, D. and Enge, P.
A Novel Dual-Patch Anti-Jam GPS Antenna
Presented June 2002 at the Institute of Navigation's Annual Meeting, Albuquerque, NM
[ PAPER (in PDF) ]

Enge, P., Fan, Tiwari, Chou, Mann, Sahai, Stone, Van Roy
Improving GPS Coverage and Continuity: Indoors and Downtown
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Luo, M., Akos, Koenig, Opshaug, Pullen, Enge, Erlandson, and Frodge
Testing and Research on Interference to GPS from UWB Transmitters
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Opshaug, G. and Enge, P.
GPS and UWB for Indoor Navigation
Presented Sep 2001 at the Institute of Navigation's GPS Conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Bauregger, F., Walter, T., and Enge, P.
The Dielectric Cavity Antenna - An Alternative to the Choke Ring Antenna
Presented Jan 2001 at the ION National Technical Meeting, Long Beach, CA.
[ PAPER (in PDF) ]

Jan, S.-S. and Enge, P.
Finding Source of Electromagnetic Interference (EMI) to GPS Using a Network of Sensors
Presented Jan 2001 at the ION National Technical Meeting, Long Beach, CA.
[ PAPER (in PDF) ]

Lo, S. and Enge, P.
Data Transmission Using LORAN-C
Presented Nov 2000 at the 29th Annual Convention and Technical Symposium of the International Loran Association, Washington D.C.
[ PAPER (in PDF) ]

LeMaster, E. and Rock, S.
Field Test Results for a Self-Calibrating Pseudolite Array
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Luo, M., Akos, D., Pullen, S., and Enge, P.
Interference to GPS from UWB transmitters
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Lo, Sherman and Enge, Per
Broadcasting Data from an SBAS Reference Network over using LORAN
Presented June 2000 at the Institute of Navigation's Annual Meeting, San Diego, CA
[ PAPER (in PDF) ]

Phelts, R.E. and Enge, P.
The Multipath Invariance Approach for Code Multipath Mitigation
Presented Sep 2000 at the Institute of Navigation's GPS conference, Salt Lake City, UT
[ PAPER (in PDF) ]

Lo, Sherman and Enge, Per
Broadcasting Data from an SBAS Reference Network over Low Rate Broadcast Channels
Presented Mar 2000 at the German Institute of Navigation conference, Bonn, Germany
[ PAPER (in PDF) ]

Phelts, R.E. and Enge, P.
Multipath Mitigation for Narrowband Receivers
Presented Mar 2000 at the IEEE PLANS conference, San Diego, CA
[ PAPER (in PDF) ]

Phelts, R.E. and Enge, P.
The Case for Narrowband Receivers
Presented Jan 2000 at ION NTM, Anaheim, CA
[ PAPER (in PDF) ]

Jock R. I. Christie, Ping-Ya Ko, Andrew Hansen, Donghai Dai, Samuel Pullen, Boris S. Pervan, Bradford W. Parkinson
The Effects of Local Ionospheric Decorrelation on LAAS: Theory and Experimental Results
Presented January 1999 at ION NTM '99, San Diego, California
[ ABSTRACT ] [ PAPER (in PDF) ]

Jie Li, Awele Ndili, Lisa Ward, Saps Buchman
GPS Receiver Satellite/Antenna Selection Algorithm for the Stanford Gravity Probe B Relativity Mission
Presented January 1999 at ION National Technical Meeting, San Diego, CA
[ ABSTRACT ] [ PAPER (in PDF) ]

Stone, Jonathan M., Edward A. LeMaster, J. David Powell, Stephen Rock
GPS Pseudolite Transceivers and their Applications
Presented at ION National Technical Meeting 1999, San Diego, CA, January 1999
[ ABSTRACT ] [ PAPER (in PDF) ]

Awele Ndili and Per Enge
GPS Receiver Autonomous Interference Detection
Presented at the 1998 IEEE Position, Location and Navigation Symposium - PLANS '98, Palm Springs, California, April 1998
[ ABSTRACT ] [ PAPER (in PDF) ]

Awele Ndili and Per Enge
Receiver Autonomous Interference Detection
Presented at the 53rd Annual Meeting of the Institute of Navigation, Albuquerque, New Mexico, June 1997
[ ABSTRACT ] [ PAPER (in PDF) ]

Christie, Jock R. I., Bradford W. Parkinson, Per K. Enge
A Proposed Signal Design for GNSS2: The Use of Faster and Longer Codes to Provide Real-Time Single Frequency Ionospheric Measurements.
Presented at GNSS-97 in Munich, Germany, April 1997
[ ABSTRACT ] [ PAPER (in PDF) ]

Christie, Jock R. I., Bradford W. Parkinson, Per K. Enge
The Effect of the Ionosphere and C/A Frequency on GPS Signal Shape: Considerations for GNSS2
Proceedings of ION GPS-96 in Kansas City, MO, September 1996
[ ABSTRACT ] [ PAPER (in PDF) ]

Uematsu, Hirohiko and Bradford W. Parkinson,
GPS Receiver Development and Verification Tests for the Stanford Gravity Probe B Relativity Mission - Verification Test Plan and Preliminary Results
Presented at the ION Conference, Kansas City, MO. September 1996.

Gazit, Ran
Digital Tracking Filters with High Order Correlated Measurement Noise
IEEE Transactions on Aerospace and Electronics Systems, 1996
[ ABSTRACT ]

Cobb, H. Stewart, David G. Lawrence, Jock R.I. Christie, Todd F. Walter, Y.C. Chao, J. David Powell, Bradford W. Parkinson
Observed GPS Signal Continuity Interruptions
Presented at ION GPS '95, Palm Springs, California. September 1995
[ ABSTRACT ] [ PAPER (in PDF) ]

Parkinson, Bradford W., Thomas Stansell, Ronald Beard, Konstantin Gromov
A History Of Satellite Navigation
NAVIGATION, Journal of the Instititute of Navigation, Vol. 42, No. 1, Special Issue. March 1995.

Montgomery, Paul, Hiro Uematsu, Bradford W. Parkinson
Analysis of Angular Velocity Determination Using GPS
Presented at ION GPS '94. Salt Lake City, Utah. September 1994

Ndili, Awele
GPS Pseudolite Signal Design
Presented at ION GPS '94, Salt Lake City, Utah. September. 1994
[ ABSTRACT ] [ PAPER (in PDF) ]

Pullen, Samuel P., Boris Pervan, Bradford W. Parkinson
A New Approach to GPS Integrity Monitoring Using Prior Probability Models and Optimal Threshold Search
Presented at PLANS '94, Las Vegas, NV. April 1994
[ ABSTRACT ] [ PAPER (in PDF) ]

Chao, Yi-Chung, Bradford W. Parkinson
The Statistics of Selective Availability and Its Effect on Differential GPS
Presented at ION GPS '93, Salt Lake City, Utah. September 1993.

Cohen, Clark, Boris Pervan, Bradford W. Parkinson
Estimation of Abslute Ionospheric Delay Exclusively through Single-Frequency GPS Measurements
Presented at ION GPS '92, Albuquerque, New Mexico. September 1992.

Cohen, Clark, H. Stewart Cobb, Bradford W. Parkinson
Generalizing Wahba's Problem for High Output Rates and Evaluation of Static Accuracy using a Theodolite
Presented at ION GPS '92, Albuquerque, New Mexico. September 1992.

Parkinson, Bradford W., Penina Axelrad
Techniques for Autonomous GPS Integrity Monitoring
Published by Advisory Group for Aerospace Research and Development (AGARDograph, no. 314). June 1990.

Parkinson, Bradford W., and Penina Axelrad
Receiver Autonomous Integrity Monitoring of the Navigation Service Provided by the Global Positioning System
Report submitted to the US Deptartment of Transportation. May 1988.

Parkinson, Bradford W., Penina Axelrad
Autonomous GPS Integrity Monitoring Using the Pseudorange Residual
NAVIGATION, Journal of the Institute of Navigation, vol. 35, no. 2. Summer 1988.

Parkinson, Bradford W., and Penina Axelrad
A Basis for the Development of Operational Algorithms for Simplified GPS Integrity Checking
Presented at The Institute of Navigation National Technical Meeting. January 26-29, 1988.

Parkinson, Bradford W., Penina Axelrad
A Basis for the Development of Operational Algorithms for Simplified GPS Integrity Checking
Presented at the Institute of Navigation Satellite Division, First Technical Meeting, Colorado Springs. September 1987.

Parkinson, Bradford W., Penina Axelrad
Simplified GPS Integrity Checking with Multiple Satellites
Presented at the Institute of Navigation Annual Conference, Dayton, Ohio. June 1987.

Parkinson, Bradford W., and S. W. Gilbert
NAVSTAR: Global Positioning System - Ten Years Later
Proceedings of the IEEE, vol. 71, no. 10, p. 1177-1186. October 1983.

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