Noise reduction systems and methods for voice applications
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United States of America Patent
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Apr 14, 2009
Grant Date -
Oct 28, 2004
app pub date -
Apr 25, 2003
filing date -
Apr 25, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
Various embodiments reduce noise within a particular environment, while isolating and capturing speech in a manner that allows operation within an otherwise noisy environment. In one embodiment, an array of one or more microphones is used to selectively eliminate noise emanating from known, generally fixed locations, and pass signals from a pre-specified region or regions with reduced distortion.
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