CN1266674C - 闭环多模混合域线性预测语音编解码器和处理帧的方法 - Google Patents

闭环多模混合域线性预测语音编解码器和处理帧的方法 Download PDF

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CN1266674C
CN1266674C CNB008192219A CN00819221A CN1266674C CN 1266674 C CN1266674 C CN 1266674C CN B008192219 A CNB008192219 A CN B008192219A CN 00819221 A CN00819221 A CN 00819221A CN 1266674 C CN1266674 C CN 1266674C
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frame
speech
decoding
encoding
mode
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CN1437747A (zh
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A·达斯
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Qualcomm Inc
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Qualcomm Inc
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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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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

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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)
  • Physical Or Chemical Processes And Apparatus (AREA)
CNB008192219A 2000-02-29 2000-02-29 闭环多模混合域线性预测语音编解码器和处理帧的方法 Expired - Lifetime CN1266674C (zh)

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PCT/US2000/005140 WO2001065544A1 (en) 2000-02-29 2000-02-29 Closed-loop multimode mixed-domain linear prediction speech coder

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CN1437747A CN1437747A (zh) 2003-08-20
CN1266674C true CN1266674C (zh) 2006-07-26

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EP (1) EP1259957B1 (cg-RX-API-DMAC7.html)
JP (1) JP4907826B2 (cg-RX-API-DMAC7.html)
KR (1) KR100711047B1 (cg-RX-API-DMAC7.html)
CN (1) CN1266674C (cg-RX-API-DMAC7.html)
AT (1) ATE341074T1 (cg-RX-API-DMAC7.html)
AU (1) AU2000233851A1 (cg-RX-API-DMAC7.html)
DE (1) DE60031002T2 (cg-RX-API-DMAC7.html)
ES (1) ES2269112T3 (cg-RX-API-DMAC7.html)
WO (1) WO2001065544A1 (cg-RX-API-DMAC7.html)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6438518B1 (en) * 1999-10-28 2002-08-20 Qualcomm Incorporated Method and apparatus for using coding scheme selection patterns in a predictive speech coder to reduce sensitivity to frame error conditions
CA2392640A1 (en) * 2002-07-05 2004-01-05 Voiceage Corporation A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems
KR101125351B1 (ko) * 2003-12-19 2012-03-28 크리에이티브 테크놀로지 엘티디 디지털 이미지 처리 방법 및 시스템
US7739120B2 (en) 2004-05-17 2010-06-15 Nokia Corporation Selection of coding models for encoding an audio signal
CN101283406B (zh) * 2005-10-05 2013-06-19 Lg电子株式会社 信号处理的方法和装置以及编码和解码方法及其装置
US7743016B2 (en) * 2005-10-05 2010-06-22 Lg Electronics Inc. Method and apparatus for data processing and encoding and decoding method, and apparatus therefor
KR100647336B1 (ko) * 2005-11-08 2006-11-23 삼성전자주식회사 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법
US8010352B2 (en) 2006-06-21 2011-08-30 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
KR101390188B1 (ko) * 2006-06-21 2014-04-30 삼성전자주식회사 적응적 고주파수영역 부호화 및 복호화 방법 및 장치
US9159333B2 (en) 2006-06-21 2015-10-13 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
CN101145345B (zh) * 2006-09-13 2011-02-09 华为技术有限公司 音频分类方法
KR101131880B1 (ko) * 2007-03-23 2012-04-03 삼성전자주식회사 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치
DE112007003567A5 (de) * 2007-04-26 2010-04-08 Siemens Aktiengesellschaft Baugruppe mit automatischer Erweiterung eines Überwachungskreises
KR101756834B1 (ko) 2008-07-14 2017-07-12 삼성전자주식회사 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
CN103503061B (zh) 2011-02-14 2016-02-17 弗劳恩霍夫应用研究促进协会 在一频谱域中用以处理已解码音频信号的装置及方法
MY159444A (en) * 2011-02-14 2017-01-13 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V Encoding and decoding of pulse positions of tracks of an audio signal
MY166394A (en) 2011-02-14 2018-06-25 Fraunhofer Ges Forschung Information signal representation using lapped transform
MY166006A (en) 2011-02-14 2018-05-21 Fraunhofer Ges Forschung Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
MY165853A (en) 2011-02-14 2018-05-18 Fraunhofer Ges Forschung Linear prediction based coding scheme using spectral domain noise shaping
WO2012110416A1 (en) 2011-02-14 2012-08-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Encoding and decoding of pulse positions of tracks of an audio signal
JP6110314B2 (ja) 2011-02-14 2017-04-05 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 整列したルックアヘッド部分を用いてオーディオ信号を符号化及び復号するための装置並びに方法
SG192734A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Apparatus and method for error concealment in low-delay unified speech and audio coding (usac)
SG192718A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Audio codec using noise synthesis during inactive phases
EP2757558A1 (en) * 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Time domain level adjustment for audio signal decoding or encoding
US9685166B2 (en) 2014-07-26 2017-06-20 Huawei Technologies Co., Ltd. Classification between time-domain coding and frequency domain coding
EP3067886A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
US10957331B2 (en) 2018-12-17 2021-03-23 Microsoft Technology Licensing, Llc Phase reconstruction in a speech decoder
CN115343007B (zh) * 2022-07-20 2024-11-08 上海卫星工程研究所 卫星运输冲击过程的等效正弦模拟方法和系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2759646B2 (ja) * 1985-03-18 1998-05-28 マサチユ−セツツ インステイテユ−ト オブ テクノロジ− 音響波形の処理
US5023910A (en) * 1988-04-08 1991-06-11 At&T Bell Laboratories Vector quantization in a harmonic speech coding arrangement
JPH02288739A (ja) * 1989-04-28 1990-11-28 Fujitsu Ltd 音声符号復号化伝送方式
JP3680374B2 (ja) * 1995-09-28 2005-08-10 ソニー株式会社 音声合成方法
JPH10214100A (ja) * 1997-01-31 1998-08-11 Sony Corp 音声合成方法
WO1999010719A1 (en) * 1997-08-29 1999-03-04 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
ES2247741T3 (es) * 1998-01-22 2006-03-01 Deutsche Telekom Ag Metodo para conmutacion controlada por señales entre esquemas de codificacion de audio.
JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法

Also Published As

Publication number Publication date
DE60031002T2 (de) 2007-05-10
DE60031002D1 (de) 2006-11-09
AU2000233851A1 (en) 2001-09-12
WO2001065544A1 (en) 2001-09-07
EP1259957A1 (en) 2002-11-27
KR20020081374A (ko) 2002-10-26
ATE341074T1 (de) 2006-10-15
KR100711047B1 (ko) 2007-04-24
EP1259957B1 (en) 2006-09-27
JP2003525473A (ja) 2003-08-26
ES2269112T3 (es) 2007-04-01
CN1437747A (zh) 2003-08-20
HK1055833A1 (en) 2004-01-21
JP4907826B2 (ja) 2012-04-04

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