发明名称 |
METHODS AND APPARATUS FOR DYNAMIC LOW FREQUENCY NOISE SUPPRESSION |
摘要 |
<p>Methods and apparatus for dynamically suppressing low frequency non-speech audio events, such as road bumps, without suppressing speech formants. In exemplary embodiments of the invention, maximum powers in first and second windows are computed and used to determine whether dampening should be applied, and if so, to what extent.</p> |
申请公布号 |
WO2015005914(A1) |
申请公布日期 |
2015.01.15 |
申请号 |
WO2013US49846 |
申请日期 |
2013.07.10 |
申请人 |
NUANCE COMMUNICATIONS, INC. |
发明人 |
FAUBEL, FRIEDRICH;HANNON, PATRICK, B.;WENZLER, KAI |
分类号 |
G10L21/0232 |
主分类号 |
G10L21/0232 |
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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