发明名称 |
Systems, methods, apparatus, and computer-readable media for coherence detection |
摘要 |
Based on phase differences between corresponding frequency components of different channels of a multichannel signal, a measure of directional coherency is calculated. Application of such a measure to voice activity detection and noise reduction are also disclosed. |
申请公布号 |
US8724829(B2) |
申请公布日期 |
2014.05.13 |
申请号 |
US20090605158 |
申请日期 |
2009.10.23 |
申请人 |
VISSER ERIK;LIU IAN ERNAN;QUALCOMM INCORPORATED |
发明人 |
VISSER ERIK;LIU IAN ERNAN |
分类号 |
H03G5/00 |
主分类号 |
H03G5/00 |
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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