| 发明名称 |
SYSTEMS, METHODS, APPARATUS, AND COMPUTER-READABLE MEDIA FOR COHERENCE DETECTION |
| 摘要 |
<p>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.</p> |
| 申请公布号 |
EP2345031(B1) |
申请公布日期 |
2015.07.29 |
| 申请号 |
EP20090753256 |
申请日期 |
2009.10.26 |
| 申请人 |
QUALCOMM INCORPORATED |
发明人 |
VISSER, ERIK;LIU, IAN, ERNAN |
| 分类号 |
G10L21/0216;G01S3/80 |
主分类号 |
G10L21/0216 |
| 代理机构 |
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代理人 |
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