WO2010008185A3 - Procédé et appareil de codage et de décodage d’un signal audio/de parole - Google Patents

Procédé et appareil de codage et de décodage d’un signal audio/de parole Download PDF

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Publication number
WO2010008185A3
WO2010008185A3 PCT/KR2009/003870 KR2009003870W WO2010008185A3 WO 2010008185 A3 WO2010008185 A3 WO 2010008185A3 KR 2009003870 W KR2009003870 W KR 2009003870W WO 2010008185 A3 WO2010008185 A3 WO 2010008185A3
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WO
WIPO (PCT)
Prior art keywords
signal
audio
speech signal
decode
encode
Prior art date
Application number
PCT/KR2009/003870
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English (en)
Other versions
WO2010008185A2 (fr
Inventor
Eun Mi Oh
Jung-Hoe Kim
Ho Sang Sung
Mi Young Kim
Ki Hyun Choo
Original Assignee
Samsung Electronics Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Application filed by Samsung Electronics Co., Ltd. filed Critical Samsung Electronics Co., Ltd.
Priority to JP2011518646A priority Critical patent/JP2011528135A/ja
Priority to BRPI0916449A priority patent/BRPI0916449A8/pt
Priority to EP09798088.2A priority patent/EP2313888A4/fr
Priority to CN200980135987.5A priority patent/CN102150202B/zh
Priority to MX2011000557A priority patent/MX2011000557A/es
Publication of WO2010008185A2 publication Critical patent/WO2010008185A2/fr
Publication of WO2010008185A3 publication Critical patent/WO2010008185A3/fr
Priority to IL210664A priority patent/IL210664A/en

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Classifications

    • 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
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—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 spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • 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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

L’invention concerne un procédé et un appareil de codage et de décodage d’un signal audio/de parole, consistant à transformer un signal audio ou un signal de parole appliqué en entrée en un signal à haute résolution en fréquence et/ou un signal à haute résolution temporelle; à coder le signal en établissant la résolution appropriée; à décoder le signal codé; et à traiter ainsi le signal audio, le signal de parole et un signal audio et de parole mixte.
PCT/KR2009/003870 2008-07-14 2009-07-14 Procédé et appareil de codage et de décodage d’un signal audio/de parole WO2010008185A2 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2011518646A JP2011528135A (ja) 2008-07-14 2009-07-14 オーディオ／音声信号の符号化及び復号化方法とその装置
BRPI0916449A BRPI0916449A8 (pt) 2008-07-14 2009-07-14 aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz
EP09798088.2A EP2313888A4 (fr) 2008-07-14 2009-07-14 Procédé et appareil de codage et de décodage d un signal audio/de parole
CN200980135987.5A CN102150202B (zh) 2008-07-14 2009-07-14 对音频/语音信号进行编码和解码的方法和设备
MX2011000557A MX2011000557A (es) 2008-07-14 2009-07-14 Metodo y aparato de codificacion y decodificacion de señal de audio/voz.
IL210664A IL210664A (en) 2008-07-14 2011-01-13 Method and install and decode audio / speech signal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080068377A KR101756834B1 (ko) 2008-07-14 2008-07-14 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치
KR10-2008-0068377 2008-07-14

Publications (2)

Publication Number Publication Date
WO2010008185A2 WO2010008185A2 (fr) 2010-01-21
WO2010008185A3 true WO2010008185A3 (fr) 2010-05-27

Family

ID=41505940

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Application Number Title Priority Date Filing Date
PCT/KR2009/003870 WO2010008185A2 (fr) 2008-07-14 2009-07-14 Procédé et appareil de codage et de décodage d’un signal audio/de parole

Country Status (10)

Country Link
US (3) US8532982B2 (fr)
EP (1) EP2313888A4 (fr)
JP (1) JP2011528135A (fr)
KR (1) KR101756834B1 (fr)
CN (3) CN105957532B (fr)
BR (1) BRPI0916449A8 (fr)
IL (1) IL210664A (fr)
MX (1) MX2011000557A (fr)
MY (1) MY154100A (fr)
WO (1) WO2010008185A2 (fr)

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Also Published As

Publication number Publication date
US8532982B2 (en) 2013-09-10
US20140012589A1 (en) 2014-01-09
IL210664A0 (en) 2011-03-31
IL210664A (en) 2014-07-31
CN105957532A (zh) 2016-09-21
MX2011000557A (es) 2011-03-15
US9355646B2 (en) 2016-05-31
MY154100A (en) 2015-04-30
CN102150202A (zh) 2011-08-10
CN102150202B (zh) 2016-08-03
EP2313888A4 (fr) 2016-08-03
BRPI0916449A8 (pt) 2017-11-28
CN105913851A (zh) 2016-08-31
US9728196B2 (en) 2017-08-08
KR101756834B1 (ko) 2017-07-12
US20100010807A1 (en) 2010-01-14
KR20100007651A (ko) 2010-01-22
JP2011528135A (ja) 2011-11-10
CN105913851B (zh) 2019-12-24
EP2313888A2 (fr) 2011-04-27
US20160254005A1 (en) 2016-09-01
CN105957532B (zh) 2020-04-17
WO2010008185A2 (fr) 2010-01-21

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