Signal detector employing coherent integration
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United States of America Patent
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Jul 12, 2005
Grant Date -
Nov 20, 2003
app pub date -
Apr 25, 2003
filing date -
Mar 30, 1999
priority date (Note) -
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Abstract
A signal detector is provided in which complex samples of a received signal are multiplied by data representative of a hypothesis, and the resulting product data is coherently integrated over a desired duration to provide correlation data representative of the level of correlation between the hypothesis and the signal. In one embodiment, the signal detector is part of a GPS receiver.
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