DE69604729T2 - Verfahren zur sprachkodierung mittels linearer prädiktion und anregung durch algebraische kodes - Google Patents

Verfahren zur sprachkodierung mittels linearer prädiktion und anregung durch algebraische kodes

Info

Publication number
DE69604729T2
DE69604729T2 DE69604729T DE69604729T DE69604729T2 DE 69604729 T2 DE69604729 T2 DE 69604729T2 DE 69604729 T DE69604729 T DE 69604729T DE 69604729 T DE69604729 T DE 69604729T DE 69604729 T2 DE69604729 T2 DE 69604729T2
Authority
DE
Germany
Prior art keywords
excitation
linear prediction
speech coding
algebraic codes
algebraic
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69604729T
Other languages
English (en)
Other versions
DE69604729D1 (de
Inventor
Claude Lamblin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
Original Assignee
France Telecom SA
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
Application filed by France Telecom SA filed Critical France Telecom SA
Application granted granted Critical
Publication of DE69604729D1 publication Critical patent/DE69604729D1/de
Publication of DE69604729T2 publication Critical patent/DE69604729T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G10L13/00—Speech synthesis; Text to speech systems
    • 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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0007—Codebook element generation
    • G10L2019/0008—Algebraic codebooks
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0013—Codebook search algorithms
    • G10L2019/0014—Selection criteria for distances

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
DE69604729T 1995-01-06 1996-01-04 Verfahren zur sprachkodierung mittels linearer prädiktion und anregung durch algebraische kodes Expired - Lifetime DE69604729T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9500133A FR2729245B1 (fr) 1995-01-06 1995-01-06 Procede de codage de parole a prediction lineaire et excitation par codes algebriques
PCT/FR1996/000017 WO1996021221A1 (fr) 1995-01-06 1996-01-04 Procede de codage de parole a prediction lineaire et excitation par codes algebriques

Publications (2)

Publication Number Publication Date
DE69604729D1 DE69604729D1 (de) 1999-11-25
DE69604729T2 true DE69604729T2 (de) 2002-07-25

Family

ID=9474930

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69604729T Expired - Lifetime DE69604729T2 (de) 1995-01-06 1996-01-04 Verfahren zur sprachkodierung mittels linearer prädiktion und anregung durch algebraische kodes

Country Status (8)

Country Link
US (1) US5717825A (de)
EP (1) EP0749626B1 (de)
JP (1) JP3481251B2 (de)
KR (1) KR100389693B1 (de)
CA (1) CA2182386C (de)
DE (1) DE69604729T2 (de)
FR (1) FR2729245B1 (de)
WO (1) WO1996021221A1 (de)

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FR2729247A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
FR2729246A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
US5646867A (en) * 1995-07-24 1997-07-08 Motorola Inc. Method and system for improved motion compensation
JP3094908B2 (ja) * 1996-04-17 2000-10-03 日本電気株式会社 音声符号化装置
JP3707154B2 (ja) * 1996-09-24 2005-10-19 ソニー株式会社 音声符号化方法及び装置
DE19641619C1 (de) * 1996-10-09 1997-06-26 Nokia Mobile Phones Ltd Verfahren zur Synthese eines Rahmens eines Sprachsignals
US5970444A (en) * 1997-03-13 1999-10-19 Nippon Telegraph And Telephone Corporation Speech coding method
US5924062A (en) * 1997-07-01 1999-07-13 Nokia Mobile Phones ACLEP codec with modified autocorrelation matrix storage and search
CA2254620A1 (en) * 1998-01-13 1999-07-13 Lucent Technologies Inc. Vocoder with efficient, fault tolerant excitation vector encoding
US6266412B1 (en) * 1998-06-15 2001-07-24 Lucent Technologies Inc. Encrypting speech coder
US6556966B1 (en) 1998-08-24 2003-04-29 Conexant Systems, Inc. Codebook structure for changeable pulse multimode speech coding
US6714907B2 (en) 1998-08-24 2004-03-30 Mindspeed Technologies, Inc. Codebook structure and search for speech coding
SE521225C2 (sv) * 1998-09-16 2003-10-14 Ericsson Telefon Ab L M Förfarande och anordning för CELP-kodning/avkodning
EP1221694B1 (de) * 1999-09-14 2006-07-19 Fujitsu Limited Sprachkodierer/dekodierer
WO2001024166A1 (en) * 1999-09-30 2001-04-05 Stmicroelectronics Asia Pacific Pte Ltd G.723.1 audio encoder
JP3449339B2 (ja) * 2000-06-08 2003-09-22 日本電気株式会社 復号化装置および復号化方法
US7363219B2 (en) * 2000-09-22 2008-04-22 Texas Instruments Incorporated Hybrid speech coding and system
JP3449348B2 (ja) * 2000-09-29 2003-09-22 日本電気株式会社 相関行列学習方法および装置ならびに記憶媒体
JP3536921B2 (ja) * 2001-04-18 2004-06-14 日本電気株式会社 相関行列学習方法、装置及びプログラム
DE10140507A1 (de) * 2001-08-17 2003-02-27 Philips Corp Intellectual Pty Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers
US7383283B2 (en) * 2001-10-16 2008-06-03 Joseph Carrabis Programable method and apparatus for real-time adaptation of presentations to individuals
US8655804B2 (en) 2002-02-07 2014-02-18 Next Stage Evolution, Llc System and method for determining a characteristic of an individual
US8195597B2 (en) * 2002-02-07 2012-06-05 Joseph Carrabis System and method for obtaining subtextual information regarding an interaction between an individual and a programmable device
JP4290917B2 (ja) * 2002-02-08 2009-07-08 株式会社エヌ・ティ・ティ・ドコモ 復号装置、符号化装置、復号方法、及び、符号化方法
US7003461B2 (en) * 2002-07-09 2006-02-21 Renesas Technology Corporation Method and apparatus for an adaptive codebook search in a speech processing system
EP1383109A1 (de) * 2002-07-17 2004-01-21 STMicroelectronics N.V. Verfahren und Vorrichtung für breitbandige Sprachkodierung
US7249014B2 (en) 2003-03-13 2007-07-24 Intel Corporation Apparatus, methods and articles incorporating a fast algebraic codebook search technique
GB0307752D0 (en) * 2003-04-03 2003-05-07 Seiko Epson Corp Apparatus for algebraic codebook search
FI118835B (fi) * 2004-02-23 2008-03-31 Nokia Corp Koodausmallin valinta
KR100668299B1 (ko) * 2004-05-12 2007-01-12 삼성전자주식회사 구간별 선형양자화를 이용한 디지털 신호 부호화/복호화방법 및 장치
SG123639A1 (en) 2004-12-31 2006-07-26 St Microelectronics Asia A system and method for supporting dual speech codecs
JP3981399B1 (ja) * 2006-03-10 2007-09-26 松下電器産業株式会社 固定符号帳探索装置および固定符号帳探索方法
KR101542069B1 (ko) * 2006-05-25 2015-08-06 삼성전자주식회사 고정 코드북 검색 방법 및 장치와 그를 이용한 음성 신호의부호화/복호화 방법 및 장치
PT2165328T (pt) * 2007-06-11 2018-04-24 Fraunhofer Ges Forschung Codificação e descodificação de um sinal de áudio tendo uma parte do tipo impulso e uma parte estacionária
US8566106B2 (en) * 2007-09-11 2013-10-22 Voiceage Corporation Method and device for fast algebraic codebook search in speech and audio coding
EP2077550B8 (de) 2008-01-04 2012-03-14 Dolby International AB Audiokodierer und -dekodierer
CN101615394B (zh) 2008-12-31 2011-02-16 华为技术有限公司 分配子帧的方法和装置
EP2665060B1 (de) * 2011-01-14 2017-03-08 Panasonic Intellectual Property Corporation of America Gerät zur kodierung eines sprach-/tonsignal
CN102623012B (zh) * 2011-01-26 2014-08-20 华为技术有限公司 矢量联合编解码方法及编解码器
CA2887009C (en) * 2012-10-05 2019-12-17 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
EP2919232A1 (de) * 2014-03-14 2015-09-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codierer, Decodierer und Verfahren zur Codierung und Decodierung

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1229681A (en) * 1984-03-06 1987-11-24 Kazunori Ozawa Method and apparatus for speech-band signal coding
CA1255802A (en) * 1984-07-05 1989-06-13 Kazunori Ozawa Low bit-rate pattern encoding and decoding with a reduced number of excitation pulses
US4868867A (en) * 1987-04-06 1989-09-19 Voicecraft Inc. Vector excitation speech or audio coder for transmission or storage
US4910781A (en) * 1987-06-26 1990-03-20 At&T Bell Laboratories Code excited linear predictive vocoder using virtual searching
US4899385A (en) * 1987-06-26 1990-02-06 American Telephone And Telegraph Company Code excited linear predictive vocoder
CA2005115C (en) * 1989-01-17 1997-04-22 Juin-Hwey Chen Low-delay code-excited linear predictive coder for speech or audio
WO1990013112A1 (en) * 1989-04-25 1990-11-01 Kabushiki Kaisha Toshiba Voice encoder
CA2027705C (en) * 1989-10-17 1994-02-15 Masami Akamine Speech coding system utilizing a recursive computation technique for improvement in processing speed
CA2010830C (en) * 1990-02-23 1996-06-25 Jean-Pierre Adoul Dynamic codebook for efficient speech coding based on algebraic codes
US5195137A (en) * 1991-01-28 1993-03-16 At&T Bell Laboratories Method of and apparatus for generating auxiliary information for expediting sparse codebook search
US5495555A (en) * 1992-06-01 1996-02-27 Hughes Aircraft Company High quality low bit rate celp-based speech codec
FR2700632B1 (fr) * 1993-01-21 1995-03-24 France Telecom Système de codage-décodage prédictif d'un signal numérique de parole par transformée adaptative à codes imbriqués.

Also Published As

Publication number Publication date
EP0749626B1 (de) 1999-10-20
FR2729245B1 (fr) 1997-04-11
JP3481251B2 (ja) 2003-12-22
US5717825A (en) 1998-02-10
EP0749626A1 (de) 1996-12-27
FR2729245A1 (fr) 1996-07-12
CA2182386A1 (fr) 1996-07-11
CA2182386C (fr) 2003-09-09
JPH10502191A (ja) 1998-02-24
DE69604729D1 (de) 1999-11-25
KR100389693B1 (ko) 2003-12-01
WO1996021221A1 (fr) 1996-07-11
KR970701901A (ko) 1997-04-12

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