CN102246229B - 频域脉冲解码的预测方法和预测装置及解码器 - Google Patents

频域脉冲解码的预测方法和预测装置及解码器 Download PDF

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Publication number
CN102246229B
CN102246229B CN2009801486921A CN200980148692A CN102246229B CN 102246229 B CN102246229 B CN 102246229B CN 2009801486921 A CN2009801486921 A CN 2009801486921A CN 200980148692 A CN200980148692 A CN 200980148692A CN 102246229 B CN102246229 B CN 102246229B
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frame
frequency spectrum
present frame
spectral coefficient
spectrum blocks
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Chinese (zh)
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CN102246229A (zh
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苗磊
刘泽新
齐峰岩
胡晨
陈龙吟
郎玥
吴文海
张清
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Honor Device Co Ltd
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Huawei Technologies Co Ltd
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN2009801486921A 2009-04-03 2009-04-03 频域脉冲解码的预测方法和预测装置及解码器 Active CN102246229B (zh)

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PCT/CN2009/071161 WO2010111841A1 (fr) 2009-04-03 2009-04-03 Procédé et appareil de prédiction pour décodage d'impulsions dans le domaine fréquentiel et décodeur

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CN102246229A CN102246229A (zh) 2011-11-16
CN102246229B true CN102246229B (zh) 2013-03-27

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1145512A (zh) * 1995-06-20 1997-03-19 索尼公司 再现语音信号的方法和装置以及传输该信号的方法
CN1504993A (zh) * 2002-11-29 2004-06-16 ���ǵ�����ʽ���� 用较少的计算量重构高频分量的声频解码方法和装置
US7003448B1 (en) * 1999-05-07 2006-02-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and device for error concealment in an encoded audio-signal and method and device for decoding an encoded audio signal
JP3798681B2 (ja) * 2001-11-14 2006-07-19 日本電信電話株式会社 音声スペクトル推定方法、その装置、そのプログラムおよびその記録媒体
CN1813286A (zh) * 2004-01-23 2006-08-02 微软公司 使用广义感觉相似性对数字介质光谱数据的有效编码
US7684981B2 (en) * 2005-07-15 2010-03-23 Microsoft Corporation Prediction of spectral coefficients in waveform coding and decoding

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1145512A (zh) * 1995-06-20 1997-03-19 索尼公司 再现语音信号的方法和装置以及传输该信号的方法
US7003448B1 (en) * 1999-05-07 2006-02-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and device for error concealment in an encoded audio-signal and method and device for decoding an encoded audio signal
JP3798681B2 (ja) * 2001-11-14 2006-07-19 日本電信電話株式会社 音声スペクトル推定方法、その装置、そのプログラムおよびその記録媒体
CN1504993A (zh) * 2002-11-29 2004-06-16 ���ǵ�����ʽ���� 用较少的计算量重构高频分量的声频解码方法和装置
CN1813286A (zh) * 2004-01-23 2006-08-02 微软公司 使用广义感觉相似性对数字介质光谱数据的有效编码
US7684981B2 (en) * 2005-07-15 2010-03-23 Microsoft Corporation Prediction of spectral coefficients in waveform coding and decoding

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CN102246229A (zh) 2011-11-16
WO2010111841A1 (fr) 2010-10-07

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