发明申请
- 专利标题: Voice processing apparatus, voice processing system, and voice processing program
- 专利标题(中): 语音处理装置,语音处理系统和语音处理程序
-
申请号: US12316112申请日: 2008-12-09
-
公开(公告)号: US20090154692A1公开(公告)日: 2009-06-18
- 发明人: Yohei Sakuraba , Yasuhiko Kato
- 申请人: Yohei Sakuraba , Yasuhiko Kato
- 申请人地址: JP Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JP Tokyo
- 优先权: JPP2007-322517 20071213
- 主分类号: H04B3/20
- IPC分类号: H04B3/20 ; H04M9/08
摘要:
A voice processing apparatus includes a band dividing portion dividing a first voice signal generated by a first microphone and a second voice signal generated by a second microphone into predetermined frequency bands, a sound source segregating portion segregating an echo component of a voice emitted by a first sound source included in a voice emitted by a second sound source in each of the predetermined frequency bands based on the power of the first and second microphones, and a band synthesis portion synthesizing the first and second voice signals from which the echo component of the first sound source has been segregated by the sound source segregating portion into a voice signal including the voice emitted by the first sound source and a voice signal including the echo component of the first sound source.