Method and apparatus for geographic based control in a communication system
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United States of America Patent
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Jan 5, 1999
Grant Date -
N/A
app pub date -
Jul 10, 1996
filing date -
Jul 10, 1996
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A selective call transceiver (20) in a messaging system (100) having a plurality of transmitters (90, 94, 99), comprises a receiver module (26), a transmitter module (22) coupled to the receiver module and a controller (28) coupled to the receiver module and the transmitter module for controlling the operation of the selective call transceiver. Additionally the selective call transceiver comprises a GPS receiver (24) for receiving GPS information and coupled to the controller, wherein the controller uses the GPS information to assist in the control of functions selected from the group consisting of transmitter power control, site selection switching, sub-zone selection switching, forward error correction, retry transmission decisions, Doppler frequency shifting, synchronization, and frequency scanning and selection.
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