Adaptive personal active noise system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 20, 2000
Grant Date -
N/A
app pub date -
May 6, 1997
filing date -
May 6, 1997
priority date (Note) -
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Importance
Abstract
An improved personal noise attenuation system which attenuates both tonal and broadband sound and which includes a spatially adjustable acousto-electric sensor and attenuation means including both feedback and feed forward components so as to provide a heteronomous attenuation and more complete active noise attenuation and the adjustable acousto-electric sensor is moved to exploit the changing physical characteristics of spatial silent zones in different noise fields.
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Family
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