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Feedback cancellation for vehicle communications system
专利权人:
发明人:
Steve B. Hall,James P. Roberts,Samuel W. Grove
申请号:
US14227138
公开号:
US09549257B2
申请日:
2014.03.27
申请国别(地区):
US
年份:
2017
代理人:
摘要:
The present disclosure relates to a system and method of cancelling feedback in a vehicle communications system. The system and method may adjust a phase and a polarity of the microphone signal to produce an inverted microphone signal having a shifted phase. A speaker signal may be summed with the inverted microphone signal to cancel out at least a portion of a microphone signal component of the speaker signal.
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中国工程科技知识中心
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