December 1, 2007
The Raytheon Company has announced that it successfully completed the final system acceptance test to augment standard GPS signals over India.
GAGAN stands for GPS Aided GEO Augmented Navigation-Technology Demonstration System. It monitors GPS satellite signals for errors and then generates correction messages to improve positioning accuracy for users.
December 7, 2007
SpringerGeosciences has announced release of the latest book by Bernhard Hofmann-Wellenhof: GNSS — Global Navigation Satellite Systems: GPS, GLONASS, Galileo & More. Coauthors are Herbert Lichtenegger and Elmar Wasle.
Ventures • November 26, 2007
Even as the fate of the inland portions of the Nationwide Differential GPS (NDGPS) reference network hangs in the balance, the U.S. Coast Guard (USCG) has awarded a contract to Trimble for up to 400 high-accuracy GPS reference receivers.
The Trimble NetRS reference receivers will be installed over the next three years as part of the coast guard’s modernization of the Maritime DGPS Service, which is not part of the NDGPS elements that being considered for termination.
September 12, 2007
Operators of the world’s four GNSS systems and regional augmentation systems have laid the foundation for a multilateral environment in which to discuss issues of compatibility and interoperability.
Inside GNSS • March/April 2007
GPS clearly dominates the current market in positioning and navigation (POS/NAV). Besides being globally available, it provides the whole range of navigation accuracies at very low cost. GPS is also highly portable, has low power consumption, and is well suited for integration with other sensors, communication links, and databases.
Inside GNSS • March 2006
Japan launched its second Multi-Functional Transport Satellite (MTSAT-2) on February 18, opening a new phase of precision air navigation and air traffic control (ATC) over the western Pacific Ocean.