发明申请
US20090110208A1 APPARATUS, MEDIUM AND METHOD TO ENCODE AND DECODE HIGH FREQUENCY SIGNAL
有权
装置，介质和编码和解码高频信号的方法
- 专利标题： APPARATUS, MEDIUM AND METHOD TO ENCODE AND DECODE HIGH FREQUENCY SIGNAL
- 专利标题（中）： 装置，介质和编码和解码高频信号的方法
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申请号： US12256704申请日： 2008-10-23
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公开(公告)号： US20090110208A1公开(公告)日： 2009-04-30
- 发明人: Ki-hyun CHOO , Eun-mi Oh , Ho-sang Sung , Jung-hoe Kim , Mi-young Kim
- 申请人： Ki-hyun CHOO , Eun-mi Oh , Ho-sang Sung , Jung-hoe Kim , Mi-young Kim
- 申请人地址： KR Suwon-si
- 专利权人： Samsung Electronics Co., Ltd.
- 当前专利权人： Samsung Electronics Co., Ltd.
- 当前专利权人地址： KR Suwon-si
- 优先权： KR2007-109823 20071030
- 主分类号： H03B29/00
- IPC分类号： H03B29/00
摘要：
A method and apparatus to encoding or decoding an audio signal is provided. In the method and apparatus, a noise-floor level to use in encoding or decoding a high frequency signal is updated according to the degree of a voiced or unvoiced sound included in the signal.
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