Positioning systems utilizing mobile telephone system for correction signals
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United States of America Patent
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app pub date -
Sep 28, 2010
filing date -
Dec 2, 1992
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A positioning system where receiving stations such as multipurpose mobile communications devices (25) can thereby calculate their position; the system further including base stations (28) adapted to receive position information from the receiving stations (25) over a communications path (22) of a mobile telephone system. The system allows the receiving stations to receive a correction signal (13) from a correction station (14) over the communications path (22) on a special signaling layer (24) whereby the receiving stations can calculate a corrected position. The system can be used in conjunction with many forms of mobile telephone system.
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