- 专利标题： Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal using the same
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申请号： US15617469申请日： 2017-06-08
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公开(公告)号： US10283125B2公开(公告)日： 2019-05-07
- 发明人: Eun-mi Oh , Ki-hyun Choo , Ho-sang Sung , Chang-yong Son , Jung-hoe Kim , Kang-eun Lee
- 申请人： Samsung Electronics Co., Ltd.
- 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
- 代理机构： Staas & Halsey LLP
- 优先权： KR10-2006-0117252 20061124; KR10-2006-0128945 20061215
- 主分类号： G10L19/00
- IPC分类号： G10L19/00 ; G10L19/005 ; G10L19/02 ; G10L19/022
摘要：
An error concealment method and apparatus for an audio signal and a decoding method and apparatus for an audio signal using the error concealment method and apparatus. The error concealment method includes selecting one of an error concealment in a frequency domain and an error concealment in a time domain as an error concealment scheme for a current frame based on a predetermined criteria when an error occurs in the current frame, selecting one of a repetition scheme and an interpolation scheme in the frequency domain as the error concealment scheme for the current frame based on a predetermined criteria when the error concealment in the frequency domain is selected, and concealing the error of the current frame using the selected scheme.
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