发明名称 |
AUDIO SIGNAL PROCESSING METHOD AND DEVICE |
摘要 |
Disclosed is an audio signal processing method comprising the steps of: receiving an audio signal containing current frame data; generating a first temporary output signal for the current frame when an error occurs in the current frame data, by carrying out frame error concealment with respect to the current frame data a random codebook; generating a parameter by carrying out one or more of short-term prediction, long-term prediction and a fixed codebook search based on the first temporary output signal; and memory updating the parameter for the next frame; wherein the parameter comprises one or more of pitch gain, pitch delay, fixed codebook gain and a fixed codebook.
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申请公布号 |
US2012239389(A1) |
申请公布日期 |
2012.09.20 |
申请号 |
US201013511331 |
申请日期 |
2010.11.24 |
申请人 |
JEON HYE JEONG;KIM DAE HWAN;KANG HONG GOO;LEE MIN KI;LEE BYUNG SUK;JEONG GYU HYEOK;LG ELECTRONICS INC. |
发明人 |
JEON HYE JEONG;KIM DAE HWAN;KANG HONG GOO;LEE MIN KI;LEE BYUNG SUK;JEONG GYU HYEOK |
分类号 |
G10L11/06;G10L11/04;G10L19/00;G10L19/12 |
主分类号 |
G10L11/06 |
代理机构 |
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