发明名称 Voice activity detection apparatus and method
摘要 A voice activity detection method comprising the steps of (a) Estimating in a noise power estimator the noise power within a signal having a speech component and a noise component, and (b) Calculating a likelihood ratio for the presence of speech in the signal from the estimated power of noise signals from step (a) and a complex Gaussian statistical model.
申请公布号 US7596496(B2) 申请公布日期 2009.09.29
申请号 US20060429308 申请日期 2006.05.08
申请人 KABUHSIKI KAISHA TOSHIBA 发明人 JABLOUN FIRAS
分类号 G10L15/20;G10L25/78 主分类号 G10L15/20
代理机构 代理人
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