Communications satellite

A communications satellite (sometimes abbreviated to comsat) is an artificial satellite stationed in space for the purposes of telecommunications. Modern communications satellites use geosynchronous orbits, Molniya orbits or low Earth orbits.

Related Topics:
Satellite - Telecommunications - Geosynchronous orbit - Molniya - Low Earth orbit

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For fixed services, communications satellites provide a technology complementary to that of fiber optic submarine communication cables. For mobile applications, such as communications to ships and planes, for which application of other technologies, such as cable, are impractical or impossible.

Related Topics:
Fiber optic - Submarine communication cables

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