The Federal Aviation Administration plans to independently monitor signals in space from the Global Positioning System (GPS) for the purpose of providing immediate awareness to civil aviation users of the operational status of GPS when it is used in the National Airspace System. The operational status will be disseminated to Air Traffic Control and will possibly be broadcast from ground monitoring stations to GPS aviation users via a dedicated integrity channel. An algorithm is described that measures the coverage of a configuration of ground monitoring station locations, and is applied to several different configurations of ground monitoring stations to compare the coverage provided. Also included are the resulting ground monitoring station configurations that give the best coverage of GPS signals for several specific geographical areas, the conterminous United States (CONUS), Canada, and Alaska.
Independent Ground Monitor Coverage of GPS Satellites
IEEE Transactions on Aerospace and Electronic Systems ; AES-23 , 5 ; 678-685
1987-09-01
1527990 byte
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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