DE69726525D1 - Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung - Google Patents

Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung

Info

Publication number
DE69726525D1
DE69726525D1 DE69726525T DE69726525T DE69726525D1 DE 69726525 D1 DE69726525 D1 DE 69726525D1 DE 69726525 T DE69726525 T DE 69726525T DE 69726525 T DE69726525 T DE 69726525T DE 69726525 D1 DE69726525 D1 DE 69726525D1
Authority
DE
Germany
Prior art keywords
vector quantization
speech coding
speech
coding
quantization
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
DE69726525T
Other languages
English (en)
Other versions
DE69726525T2 (de
Inventor
Masayuki Nishiguchi
Kazuyuki Iijima
Jun Matsumoto
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE69726525D1 publication Critical patent/DE69726525D1/de
Application granted granted Critical
Publication of DE69726525T2 publication Critical patent/DE69726525T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3082—Vector coding
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/0208—Subband 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
    • G10L2019/0001—Codebooks
    • G10L2019/0013—Codebook search algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69726525T 1996-09-24 1997-09-23 Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung Expired - Lifetime DE69726525T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25161496 1996-09-24
JP25161496A JP3707153B2 (ja) 1996-09-24 1996-09-24 ベクトル量子化方法、音声符号化方法及び装置

Publications (2)

Publication Number Publication Date
DE69726525D1 true DE69726525D1 (de) 2004-01-15
DE69726525T2 DE69726525T2 (de) 2004-09-30

Family

ID=17225449

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69726525T Expired - Lifetime DE69726525T2 (de) 1996-09-24 1997-09-23 Verfahren und Vorrichtung zur Vektorquantisierung und zur Sprachkodierung

Country Status (9)

Country Link
US (1) US6611800B1 (de)
EP (1) EP0831457B1 (de)
JP (1) JP3707153B2 (de)
KR (1) KR100543982B1 (de)
CN (1) CN1145142C (de)
DE (1) DE69726525T2 (de)
ID (1) ID18313A (de)
MY (1) MY120520A (de)
TW (1) TW360859B (de)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3784583B2 (ja) * 1999-08-13 2006-06-14 沖電気工業株式会社 音声蓄積装置
CA2290037A1 (en) * 1999-11-18 2001-05-18 Voiceage Corporation Gain-smoothing amplifier device and method in codecs for wideband speech and audio signals
WO2001069938A1 (en) * 2000-03-15 2001-09-20 Digital Accelerator Corporation Coding of digital video with high motion content
HUP0003009A2 (en) * 2000-07-31 2002-08-28 Herterkom Gmbh Method for the compression of speech without any deterioration of quality
US7020605B2 (en) * 2000-09-15 2006-03-28 Mindspeed Technologies, Inc. Speech coding system with time-domain noise attenuation
KR20020070373A (ko) * 2000-11-03 2002-09-06 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 신호들의 사인 곡선 모델 기초 코딩
EP1339040B1 (de) * 2000-11-30 2009-01-07 Panasonic Corporation Vektorquantisierungseinrichtung für lpc-parameter
US7644003B2 (en) 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
SE0202159D0 (sv) 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
US8605911B2 (en) 2001-07-10 2013-12-10 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
US7110942B2 (en) * 2001-08-14 2006-09-19 Broadcom Corporation Efficient excitation quantization in a noise feedback coding system using correlation techniques
US7610198B2 (en) 2001-08-16 2009-10-27 Broadcom Corporation Robust quantization with efficient WMSE search of a sign-shape codebook using illegal space
US7647223B2 (en) 2001-08-16 2010-01-12 Broadcom Corporation Robust composite quantization with sub-quantizers and inverse sub-quantizers using illegal space
US7617096B2 (en) * 2001-08-16 2009-11-10 Broadcom Corporation Robust quantization and inverse quantization using illegal space
ES2237706T3 (es) * 2001-11-29 2005-08-01 Coding Technologies Ab Reconstruccion de componentes de alta frecuencia.
US7206740B2 (en) * 2002-01-04 2007-04-17 Broadcom Corporation Efficient excitation quantization in noise feedback coding with general noise shaping
US7275036B2 (en) * 2002-04-18 2007-09-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data
FR2839836B1 (fr) * 2002-05-16 2004-09-10 Cit Alcatel Terminal de telecommunication permettant de modifier la voix transmise lors d'une communication telephonique
SE0202770D0 (sv) 2002-09-18 2002-09-18 Coding Technologies Sweden Ab Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks
EP1604352A4 (de) * 2003-03-15 2007-12-19 Mindspeed Tech Inc Einfaches rauschunterdrückungsmodell
JP2005202262A (ja) * 2004-01-19 2005-07-28 Matsushita Electric Ind Co Ltd 音声信号符号化方法、音声信号復号化方法、送信機、受信機、及びワイヤレスマイクシステム
KR101190875B1 (ko) * 2004-01-30 2012-10-15 프랑스 뗄레콤 차원 벡터 및 가변 분해능 양자화
US7805313B2 (en) 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
RU2392671C2 (ru) * 2004-04-05 2010-06-20 Конинклейке Филипс Электроникс Н.В. Способы и устройства для кодирования и декодирования стереосигнала
DE602005026661D1 (de) * 2004-07-09 2011-04-14 Nippon Telegraph & Telephone Ur detektion eines bildsignals
US7937271B2 (en) * 2004-09-17 2011-05-03 Digital Rise Technology Co., Ltd. Audio decoding using variable-length codebook application ranges
US20060080090A1 (en) * 2004-10-07 2006-04-13 Nokia Corporation Reusing codebooks in parameter quantization
US7720230B2 (en) 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
US8204261B2 (en) 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
US7983904B2 (en) * 2004-11-05 2011-07-19 Panasonic Corporation Scalable decoding apparatus and scalable encoding apparatus
RU2500043C2 (ru) * 2004-11-05 2013-11-27 Панасоник Корпорэйшн Кодер, декодер, способ кодирования и способ декодирования
JP2008519991A (ja) * 2004-11-09 2008-06-12 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 音声の符号化及び復号化
US7761304B2 (en) 2004-11-30 2010-07-20 Agere Systems Inc. Synchronizing parametric coding of spatial audio with externally provided downmix
US8340306B2 (en) 2004-11-30 2012-12-25 Agere Systems Llc Parametric coding of spatial audio with object-based side information
KR100707174B1 (ko) * 2004-12-31 2007-04-13 삼성전자주식회사 광대역 음성 부호화 및 복호화 시스템에서 고대역 음성부호화 및 복호화 장치와 그 방법
US7903824B2 (en) 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
JP4761506B2 (ja) * 2005-03-01 2011-08-31 国立大学法人北陸先端科学技術大学院大学 音声処理方法と装置及びプログラム並びに音声システム
US20060235685A1 (en) * 2005-04-15 2006-10-19 Nokia Corporation Framework for voice conversion
US20080161057A1 (en) * 2005-04-15 2008-07-03 Nokia Corporation Voice conversion in ring tones and other features for a communication device
EP1955321A2 (de) * 2005-11-30 2008-08-13 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Effiziente sprach-strom-umsetzung
US7660371B2 (en) * 2006-09-07 2010-02-09 Intel Corporation Normalized auto-correlators
KR101131880B1 (ko) * 2007-03-23 2012-04-03 삼성전자주식회사 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치
EP2077550B8 (de) 2008-01-04 2012-03-14 Dolby International AB Audiokodierer und -dekodierer
FR2931964A1 (fr) * 2008-06-02 2009-12-04 Centre Nat Rech Scient Procede de denombrement des vecteurs dans les reseaux reguliers de points.
EP2301021B1 (de) * 2008-07-10 2017-06-21 VoiceAge Corporation Vorrichtung und verfahren zur quantisierung von lpc-filtern in einem superrahmen
CN101430881B (zh) * 2008-11-10 2013-04-17 华为技术有限公司 一种编码、解码、编解码方法、编解码系统以及相关装置
EP2557566B8 (de) * 2010-04-08 2018-09-19 Lg Electronics Inc. Verfahren und vorrichtung zur verarbeitung eines tonsignals
US9236063B2 (en) 2010-07-30 2016-01-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for dynamic bit allocation
US9208792B2 (en) 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
EP2681734B1 (de) 2011-03-04 2017-06-21 Telefonaktiebolaget LM Ericsson (publ) Verstärkungskorrektur nach quantisierung bei der audiocodierung
CN103636129B (zh) * 2011-07-01 2017-02-15 诺基亚技术有限公司 多尺度码本搜索
US9384759B2 (en) 2012-03-05 2016-07-05 Malaspina Labs (Barbados) Inc. Voice activity detection and pitch estimation
US9015044B2 (en) * 2012-03-05 2015-04-21 Malaspina Labs (Barbados) Inc. Formant based speech reconstruction from noisy signals
US9437213B2 (en) 2012-03-05 2016-09-06 Malaspina Labs (Barbados) Inc. Voice signal enhancement
MY187944A (en) * 2013-10-18 2021-10-30 Fraunhofer Ges Forschung Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information
MY180722A (en) * 2013-10-18 2020-12-07 Fraunhofer Ges Forschung Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information
PL3467825T3 (pl) * 2014-07-28 2020-08-10 Telefonaktiebolaget Lm Ericsson (Publ) Wyszukiwanie kształtu przez piramidowy kwantyzator wektorowy
CA2991341A1 (en) 2015-07-06 2017-01-12 Nokia Technologies Oy Bit error detector for an audio signal decoder
CN108388942A (zh) * 2018-02-27 2018-08-10 四川云淞源科技有限公司 基于大数据的信息智能处理方法
USD883015S1 (en) 2018-08-09 2020-05-05 Sharkninja Operating Llc Food preparation device and parts thereof
CN111143597B (zh) * 2019-12-13 2023-06-20 浙江大华技术股份有限公司 图像检索方法、终端及存储装置
CN111247581B (zh) * 2019-12-23 2023-10-10 深圳市优必选科技股份有限公司 一种多语言文本合成语音方法、装置、设备及存储介质

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307441A (en) 1989-11-29 1994-04-26 Comsat Corporation Wear-toll quality 4.8 kbps speech codec
WO1992006470A1 (en) * 1990-09-28 1992-04-16 N.V. Philips' Gloeilampenfabrieken A method of, and system for, coding analogue signals
JP3148322B2 (ja) * 1992-01-24 2001-03-19 株式会社日立製作所 音声認識装置
JP3471889B2 (ja) * 1994-04-01 2003-12-02 株式会社東芝 音声符号化方法及び装置
JP3224955B2 (ja) * 1994-05-27 2001-11-05 株式会社東芝 ベクトル量子化装置およびベクトル量子化方法
EP0704836B1 (de) * 1994-09-30 2002-03-27 Kabushiki Kaisha Toshiba Vorrichtung zur Vektorquantisierung
JPH08179796A (ja) * 1994-12-21 1996-07-12 Sony Corp 音声符号化方法
JP3285072B2 (ja) * 1994-12-28 2002-05-27 日本電信電話株式会社 重み付きベクトル量子化法
US5890110A (en) * 1995-03-27 1999-03-30 The Regents Of The University Of California Variable dimension vector quantization
JP3747492B2 (ja) * 1995-06-20 2006-02-22 ソニー株式会社 音声信号の再生方法及び再生装置
JP3680380B2 (ja) 1995-10-26 2005-08-10 ソニー株式会社 音声符号化方法及び装置
US5819213A (en) * 1996-01-31 1998-10-06 Kabushiki Kaisha Toshiba Speech encoding and decoding with pitch filter range unrestricted by codebook range and preselecting, then increasing, search candidates from linear overlap codebooks
US5778335A (en) * 1996-02-26 1998-07-07 The Regents Of The University Of California Method and apparatus for efficient multiband celp wideband speech and music coding and decoding
US5960386A (en) * 1996-05-17 1999-09-28 Janiszewski; Thomas John Method for adaptively controlling the pitch gain of a vocoder's adaptive codebook
JPH1020891A (ja) * 1996-07-09 1998-01-23 Sony Corp 音声符号化方法及び装置
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

Also Published As

Publication number Publication date
CN1188957A (zh) 1998-07-29
ID18313A (id) 1998-03-26
CN1145142C (zh) 2004-04-07
EP0831457B1 (de) 2003-12-03
TW360859B (en) 1999-06-11
EP0831457A2 (de) 1998-03-25
KR19980024885A (ko) 1998-07-06
KR100543982B1 (ko) 2006-07-21
DE69726525T2 (de) 2004-09-30
MY120520A (en) 2005-11-30
JPH1097298A (ja) 1998-04-14
JP3707153B2 (ja) 2005-10-19
US6611800B1 (en) 2003-08-26
EP0831457A3 (de) 1998-12-16

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