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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Application Number Priority Date Filing Date Title
PCT/US2000/005140 WO2001065544A1 (en) 2000-02-29 2000-02-29 Closed-loop multimode mixed-domain linear prediction speech coder

Publications (2)

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

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EP (1) EP1259957B1 (enExample)
JP (1) JP4907826B2 (enExample)
KR (1) KR100711047B1 (enExample)
CN (1) CN1266674C (enExample)
AT (1) ATE341074T1 (enExample)
AU (1) AU2000233851A1 (enExample)
DE (1) DE60031002T2 (enExample)
ES (1) ES2269112T3 (enExample)
WO (1) WO2001065544A1 (enExample)

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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
WO2007148925A1 (en) 2006-06-21 2007-12-27 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
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
BR112013020588B1 (pt) 2011-02-14 2021-07-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparelho e método para codificação de uma parte de um sinal de áudio utilizando uma detecção transiente e um resultado de qualidade
ES2639646T3 (es) 2011-02-14 2017-10-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificación y decodificación de posiciones de impulso de pistas de una señal de audio
MX2013009306A (es) 2011-02-14 2013-09-26 Fraunhofer Ges Forschung Aparato y metodo para codificar y decodificar una señal de audio utilizando una porcion alineada anticipada.
BR112013020592B1 (pt) 2011-02-14 2021-06-22 Fraunhofer-Gellschaft Zur Fôrderung Der Angewandten Forschung E. V. Codec de áudio utilizando síntese de ruído durante fases inativas
WO2012110447A1 (en) 2011-02-14 2012-08-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for error concealment in low-delay unified speech and audio coding (usac)
RU2580924C2 (ru) 2011-02-14 2016-04-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Представление информационного сигнала с использованием преобразования с перекрытием
ES2535609T3 (es) 2011-02-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio con estimación de ruido de fondo durante fases activas
EP2676268B1 (en) 2011-02-14 2014-12-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing a decoded audio signal in a spectral domain
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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

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Also Published As

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

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