Adaptive filtering system and method
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United States of America Patent
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Nov 26, 2002
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N/A
app pub date -
Sep 23, 1999
filing date -
Sep 25, 1998
priority date (Note) -
Expired
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Abstract
A signal filter includes a first adaptive filter receiving a desired signal containing a noise component and a first noise correlated reference signal, and outputting a first filtered output signal. A second adaptive filter, receives the desired signal containing the noise component and a second noise correlated reference signal and outputs a second filtered output signal. Signal filter parameters of the second adaptive filter are controlled based on the first filtered output signal and the second filtered output signal.
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