The Tracking Instrument's Accuracy Evaluation with GPS
Onboard GPS Signal Augmentation for Spacecraft Formation Flying
Improvement of the NIMA Precise Orbit and Clock Estimates
Autonomous Onboard Orbit and Attitude Control of Geostationary Satellites Using Pseudolites
Stewardship - A Growing Need to Manage a National Asset
GNSS and WGS 84: Implications for Marine Navigation Around the UK
DGNSS Radiobeacons-The European Frequency Problem
RNP Requirements for 4-D Navigation
Improving Ambiguity Resolution for a Regional Area DGPS System Using Multiple Days of Data
Rapid Direct P(Y)-Code Acquisition in a Hostile Environment
GPS Monitoring of Vertical Land Movements in the UK
GNSS for the 21st Century, Increasing Worldwide Capability and Robustness
UDRE Computation: A Key Issue for Space Based Augmentation System Performance
"GPS on a Chip" - An Advanced GPS Receiver for Spacecraft