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en.wikipedia.org/wiki/Global_Positioning_System

The Global Positioning System (GPS), originally Navstar GPS, is a space-based radionavigation system owned by the United States government and operated by the United States Air Force. It is a global navigation satellite system that provides geolocation and time information to a GPS receiver anywhere on or ...

www8.garmin.com/aboutGPS

GPS receivers use this information and trilateration to calculate a user's exact location. Essentially, the GPS receiver measures the distance to each satellite by  ...

www.gps.gov

Official U.S. government information about the Global Positioning System (GPS) and related topics.

www.navcen.uscg.gov/?pageName=gpsmain

Jul 27, 2017 ... GENERAL INFORMATION ON GPS. GPS is a satellite-based radionavigation system developed and operated by the U.S. Department of ...

www.nasa.gov/directorates/heo/scan/communications/policy/GPS.html

Apr 7, 2014 ... Global Positioning System or GPS is a United States space-based radionavigation system that helps pinpoint a three dimensional position to ...

www.nasa.gov/directorates/heo/scan/communications/policy/GPS_History.html

GPS has its origins in the Sputnik era when scientists were able to track the satellite with shifts in its radio signal known as the "Doppler Effect." The United States ...

www.encyclopedia.com/science-and-technology/technology/technology-terms-and-concepts/global-positioning-system-gps

Get information, facts, and pictures about Global Positioning System (GPS) at Encyclopedia.com. Make research projects and school reports about Global ...

www.ja-gps.com.au/what-is-gps.aspx

So what information does a GPS satellite transmit? The GPS signal contains a ' pseudo-random code', ephemeris (pronounced: ee-fem-er-iss) and almanac data  ...

searchmobilecomputing.techtarget.com/definition/Global-Positioning-System

Jul 12, 2016 ... The GPS (Global Positioning System) is a "constellation" of ... Real-time data helps manage traffic in Philippines with free GPS information.