| 发明名称 |
VOICE ACTIVITY DETECTOR AND METHOD |
| 摘要 |
Acoustic echo control for hands-free phone has acoustic echo cancellation and echo suppression with a voice activity detection for the echo suppression based on near-end input power together with an estimate for acoustic echo cancellation gain.
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| 申请公布号 |
US2009036170(A1) |
申请公布日期 |
2009.02.05 |
| 申请号 |
US20070830343 |
申请日期 |
2007.07.30 |
| 申请人 |
TEXAS INSTRUMENTS INCORPORATED |
发明人 |
UNNO TAKAHIRO;KRAGH JESPER GORMSEN;OBER FABIEN;ERTAN ALI ERDEM |
| 分类号 |
H04B1/38;H04M9/08 |
主分类号 |
H04B1/38 |
| 代理机构 |
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代理人 |
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| 主权项 |
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