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Active noise reduction engine speed determining
专利权人:
Bose Corporation
发明人:
Davis Y. Pan
申请号:
US14812560
公开号:
US09729966B2
申请日:
2015.07.29
申请国别(地区):
US
年份:
2017
代理人:
摘要:
An active noise reduction system using adaptive filters. A method of operation the active noise reduction system includes smoothing a stream of leakage factors. The frequency of a noise reduction signal may be related to the engine speed of an engine associated with the system within which the active noise reduction system is operated. The engine speed signal may be a high latency signal and may be obtained by the active noise reduction system over audio entertainment circuitry.
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中国工程科技知识中心
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