发明名称 |
METHOD AND APPARATUS FOR ADAPTIVELY ENCODING AND DECODING HIGH FREQUENCY BAND |
摘要 |
Provided are a method and apparatus for encoding and decoding an audio signal. According to the present application, a signal of a high frequency band above a preset frequency band is adaptively encoded or decoded in the time domain or in the frequency domain by using a signal of a low frequency band below the preset frequency band. As such, the sound quality of a high frequency signal is not deteriorate even when an audio signal is encoded or decoded by using a small number of bits and thus coding efficiency may be maximized.
|
申请公布号 |
US2011313778(A1) |
申请公布日期 |
2011.12.22 |
申请号 |
US201113220193 |
申请日期 |
2011.08.29 |
申请人 |
SON CHANG-YONG;OH EUN-MI;CHOO KI-HYUN;KIM JUNG-HOE;SAMSUNG ELECTRONICS CO., LTD |
发明人 |
SON CHANG-YONG;OH EUN-MI;CHOO KI-HYUN;KIM JUNG-HOE |
分类号 |
G10L21/00;G10L21/02;G10L21/038 |
主分类号 |
G10L21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|