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Content based noise suppression
专利权人:
发明人:
Lae-Hoon Kim,Asif Iqbal Mohammad,Erik Visser,Jongwon Shin
申请号:
US13787605
公开号:
US09275625B2
申请日:
2013.03.06
申请国别(地区):
US
年份:
2016
代理人:
摘要:
Apparatus and methods for audio noise attenuation are disclosed. An audio signal analyzer can determine whether an input audio signal received from a microphone device includes a noise signal having identifiable content. If there is a noise signal having identifiable content, a content source is accessed to obtain a copy of the noise signal. An audio canceller can generate a processed audio signal, having an attenuated noise signal, based on comparing the copy of the noise signal to the input audio signal. Additionally or alternatively, data may be communicated on a communication channel to a separate media device to receive at least a portion of the copy of the noise signal from the separate media device, or to receive content-identification data corresponding to the content source.
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中国工程科技知识中心
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http://www.ckcest.cn/home/

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