Spread spectrum communications using a reference and a message signal system and method
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United States of America Patent
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Aug 29, 2006
Grant Date -
Sep 12, 2002
app pub date -
Feb 8, 2002
filing date -
Dec 5, 1990
priority date (Note) -
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status (Latency Note)
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Abstract
A spread spectrum remote unit produces a message signal having message data. A reference signal is produced. The reference signal is used to recover the message data from a combined spread spectrum signal. The reference signal and the message signal is combined as a combined signal. The combined signal is transmitted as the combined spread spectrum signal.
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