GPS (global positioning system)

GPS (global positioning system)

Of or referring to a space based navigation system that provides location, time, and weather conditions on earth.

Industry: Telecommunications

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GPS (global positioning system)

initialization

Telecommunications; GPS (global positioning system)

The first time a GPS receiver orients itself to its current location and collects almanac data. After initialization has occurred, the receiver remembers its location and acquires a position more ...

integrity

Telecommunications; GPS (global positioning system)

A quality measure of GPS performance for critical applications such as civilian aviation. A high level of integrity is sought for such applications.

invert route

Telecommunications; GPS (global positioning system)

To display and navigate a route from end to beginning for purposes of returning to the route's starting point.

ionosphere

Telecommunications; GPS (global positioning system)

A region of the earth's atmosphere where ionization caused by incoming solar radiation affects the transmission of GPS radio waves. It extends from a height of 50 kilometers (30 miles) to 400 ...

ionosphere-free combination

Telecommunications; GPS (global positioning system)

This is a particular linear combination of the observations made on the L1 and L2 carrier waves that eliminates (to the first order) the ionospheric delay on the GPS observables.