发明名称 |
SOUND PROCESSING APPARATUS, SOUND PROCESSING METHOD, AND SOUND PROCESSING PROGRAM |
摘要 |
A sound processing apparatus includes a power spectrum operation unit obtaining a power spectrum of an audio signal, an envelope component removal unit removing an envelope component of the power spectrum and generating a signal characteristic that represents a peakness of the power spectrum, a filter characteristic calculation unit calculating a filter characteristic suppressing the signal characteristic by using the signal characteristic, and a suppress filter filtering the audio signal by using the filter characteristic.
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申请公布号 |
US2011091050(A1) |
申请公布日期 |
2011.04.21 |
申请号 |
US20100901083 |
申请日期 |
2010.10.08 |
申请人 |
HANAI SAKI;SUZUKI MITSUHIRO |
发明人 |
HANAI SAKI;SUZUKI MITSUHIRO |
分类号 |
H04B15/00 |
主分类号 |
H04B15/00 |
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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