Global Positioning System

1978

Global Positioning System

The book of science

Tom Sharp

Roger L. Easton, Ivan A. Getting, Bradford Parkinson geodesy

Global Positioning System

Uses

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Since GPS is owned and controlled by the United States, the Russia has its own satellite navigation system, called GLONASS (Global Navigation Satellite System), not to be confused with glasnost, China has its, the BeiDou Navigation Satellite System, and the European Union has its global navigation satellite system (GNSS), Galileo. Not to mention the regional systems put up by India and Japan.

See also in The book of science:

Readings on wikipedia: