发明名称 |
SIMULATED BACKGROUND NOISE ENABLED ECHO CANCELLER |
摘要 |
An apparatus may include a noise estimation unit configured to determine a noise spectrum associated with a noise signal, and generate a filter based on the determined noise spectrum. The apparatus may also include a noise synthesis unit configured to generate a colored noise using the filter generated by the noise estimation unit. The apparatus may be incorporated in an echo canceller.
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申请公布号 |
US2011116644(A1) |
申请公布日期 |
2011.05.19 |
申请号 |
US20090622388 |
申请日期 |
2009.11.19 |
申请人 |
BEAUGEANT CHRISTOPHE;DEGRY PHILIPPE |
发明人 |
BEAUGEANT CHRISTOPHE;DEGRY PHILIPPE |
分类号 |
H04B3/20 |
主分类号 |
H04B3/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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