Global Positioning System
Categories
Links
Septentrio Satellite Navigation
Dual frequency GPS & GLONASS, as well as EGNOS, WAAS and MSAT based on an in-house single baseband processor.
The Global Positioning System: The History of GPS
http://www.beyonddiscovery.org/content/view.article.asp?a=458
The history and story of how the Global Positioning System evolved from the development of the world's most accurate timepieces, atomic clocks, by physicists looking into the nature of time. Adapted from an article written by MIT scientist Daniel Kleppner.
The GPS Waypoint Base
Non-commercial project allowing the collection or submission of GPS waypoints.
The National GPS Network
Resource from the UK Government intended for GPS-equipped surveyors, and Geographic Information Systems (GIS) developers who work with Ordnance Survey (OS) mapping. Includes the Passive Station Database, Active Station RINEX Data, and Coordinate Converter services.
Travel by GPS
Downloadable free GPS maps for travel adventures, self-guided tours, and outdoor activities. Map data includes waypoints and routes for use with handheld GPS and car navigation systems.
USCG Navigation Center
GPS, DGPS, LORAN-C, OMEGA, navigation systems, GPS navigation, DGPS navigation.
Wing Way Systems
http://www.vader-abraham.com/gpssoft.htm
Navigation-Wonder, a shareware GPS mapping navigation software including voice response system [Windows].