Digital global positioning system receiver
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United States of America Patent
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-
Nov 15, 1988
Grant Date -
N/A
app pub date -
Sep 3, 1985
filing date -
Sep 3, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A digital receiver for GPS C/A-code signals is described. The GPS receiver of the present invention provides reception and tracking a plurality of satellites simultaneously, using four separate receiver channels. The GPS receiver of the present invention includes an analog front-end for selecting and frequency translating the received GPS signal. The GPS receiver further includes a highspeed digital signal processor for recovering the despread data of the GPS signal. The baseband signal is further processed by a general purpose digital signal processor for signal search, tracking, and data recovery operations, and a microprocessor provides overall receiver control, and interface with the operator of the GPS receiver.
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