发明名称 |
Apparatus and method of reducing noise by controlling signal to noise ratio-dependent suppression rate |
摘要 |
An apparatus for reducing a noise signal of a speech signal in a speech recognizer, the apparatus estimating a signal to noise ratio for each frequency band of the speech signal, applying a noise suppression rate based on the estimated signal to noise ratio, and reducing the noise signal of the speech signal.
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申请公布号 |
US2007172073(A1) |
申请公布日期 |
2007.07.26 |
申请号 |
US20060484704 |
申请日期 |
2006.07.12 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
JANG GIL J.;CHOI IN J.;JEONG SANG B. |
分类号 |
A61F11/06 |
主分类号 |
A61F11/06 |
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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