PT2827327T - Método para codificação de impulsos de excitação - Google Patents

Método para codificação de impulsos de excitação

Info

Publication number
PT2827327T
PT2827327T PT141849299T PT14184929T PT2827327T PT 2827327 T PT2827327 T PT 2827327T PT 141849299 T PT141849299 T PT 141849299T PT 14184929 T PT14184929 T PT 14184929T PT 2827327 T PT2827327 T PT 2827327T
Authority
PT
Portugal
Prior art keywords
coder
decoder
coding
decoding
decoding method
Prior art date
Application number
PT141849299T
Other languages
English (en)
Original Assignee
Huawei Tech 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
Priority claimed from CN2007101030235A external-priority patent/CN101295506B/zh
Priority claimed from CN2007101539527A external-priority patent/CN101388210B/zh
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PT2827327T publication Critical patent/PT2827327T/pt

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
    • G10L19/04—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
    • 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

Landscapes

  • 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)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
PT141849299T 2007-04-29 2008-04-29 Método para codificação de impulsos de excitação PT2827327T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007101030235A CN101295506B (zh) 2007-04-29 2007-04-29 脉冲编解码方法及脉冲编解码器
CN2007101539527A CN101388210B (zh) 2007-09-15 2007-09-15 编解码方法及编解码器

Publications (1)

Publication Number Publication Date
PT2827327T true PT2827327T (pt) 2020-08-27

Family

ID=39943133

Family Applications (1)

Application Number Title Priority Date Filing Date
PT141849299T PT2827327T (pt) 2007-04-29 2008-04-29 Método para codificação de impulsos de excitação

Country Status (7)

Country Link
US (8) US8294602B2 (pt)
EP (2) EP2827327B1 (pt)
JP (3) JP5221642B2 (pt)
DK (1) DK2827327T3 (pt)
ES (2) ES2529292T3 (pt)
PT (1) PT2827327T (pt)
WO (1) WO2008134974A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2827327B1 (en) 2007-04-29 2020-07-29 Huawei Technologies Co., Ltd. Method for Excitation Pulse Coding
CN101931414B (zh) * 2009-06-19 2013-04-24 华为技术有限公司 脉冲编码方法及装置、脉冲解码方法及装置
CN102299760B (zh) 2010-06-24 2014-03-12 华为技术有限公司 脉冲编解码方法及脉冲编解码器
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
PT2676270T (pt) 2011-02-14 2017-05-02 Fraunhofer Ges Forschung Codificação de uma parte de um sinal de áudio utilizando uma deteção de transiente e um resultado de qualidade
AR085794A1 (es) 2011-02-14 2013-10-30 Fraunhofer Ges Forschung Prediccion lineal basada en esquema de codificacion utilizando conformacion de ruido de dominio espectral
PL2676268T3 (pl) 2011-02-14 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej
PT3239978T (pt) * 2011-02-14 2019-04-02 Fraunhofer Ges Forschung Codificação e descodificação de posições de pulso de faixas de um sinal de áudio
FR2972320B1 (fr) * 2011-03-03 2013-10-18 Ass Pour La Rech Et Le Dev De Methodes Et Processus Ind Armines Codage de donnees sans perte pour communication bidirectionnelle dans une session collaborative d'echange de contenu multimedia
US9672838B2 (en) * 2014-08-15 2017-06-06 Google Technology Holdings LLC Method for coding pulse vectors using statistical properties
US10523244B2 (en) * 2016-08-11 2019-12-31 Zebware Ab Device and associated methodoloy for encoding and decoding of data for an erasure code
KR20210058152A (ko) * 2019-11-13 2021-05-24 엘지전자 주식회사 지능형 보안 디바이스를 제어하는 방법

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4631521A (en) 1984-12-31 1986-12-23 Wang Laboratories, Inc. Method and apparatus for differential run-length coding
JPH01296195A (ja) 1988-05-25 1989-11-29 Hitachi Ltd 原子炉の建屋
US5754976A (en) 1990-02-23 1998-05-19 Universite De Sherbrooke Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
JP3350385B2 (ja) 1997-01-24 2002-11-25 京セラ株式会社 符号生成方法および符号化方法
JP2943983B1 (ja) * 1998-04-13 1999-08-30 日本電信電話株式会社 音響信号の符号化方法、復号方法、そのプログラム記録媒体、およびこれに用いる符号帳
JP4008607B2 (ja) 1999-01-22 2007-11-14 株式会社東芝 音声符号化／復号化方法
US6236960B1 (en) 1999-08-06 2001-05-22 Motorola, Inc. Factorial packing method and apparatus for information coding
US7363219B2 (en) 2000-09-22 2008-04-22 Texas Instruments Incorporated Hybrid speech coding and system
US6847929B2 (en) * 2000-10-12 2005-01-25 Texas Instruments Incorporated Algebraic codebook system and method
CA2327041A1 (en) 2000-11-22 2002-05-22 Voiceage Corporation A method for indexing pulse positions and signs in algebraic codebooks for efficient coding of wideband signals
JP2002330075A (ja) 2001-05-07 2002-11-15 Matsushita Electric Ind Co Ltd サブバンドａｄｐｃｍ符号化方法、復号方法、サブバンドａｄｐｃｍ符号化装置、復号装置およびワイヤレスマイクロホン送信システム、受信システム
US6662154B2 (en) 2001-12-12 2003-12-09 Motorola, Inc. Method and system for information signal coding using combinatorial and huffman codes
JP2004120623A (ja) * 2002-09-27 2004-04-15 Ntt Docomo Inc 符号化装置、符号化方法、復号装置及び復号方法
CA2501368C (en) 2002-10-11 2013-06-25 Nokia Corporation Methods and devices for source controlled variable bit-rate wideband speech coding
KR100463419B1 (ko) 2002-11-11 2004-12-23 한국전자통신연구원 적은 복잡도를 가진 고정 코드북 검색방법 및 장치
JP3887598B2 (ja) 2002-11-14 2007-02-28 松下電器産業株式会社 確率的符号帳の音源の符号化方法及び復号化方法
JP2005062453A (ja) 2003-08-12 2005-03-10 Nippon Telegr & Teleph Corp <Ntt> 秘話送信装置、秘話受信装置、秘話プログラム
FR2867648A1 (fr) * 2003-12-10 2005-09-16 France Telecom Transcodage entre indices de dictionnaires multi-impulsionnels utilises en codage en compression de signaux numeriques
KR100656788B1 (ko) * 2004-11-26 2006-12-12 한국전자통신연구원 비트율 신축성을 갖는 코드벡터 생성 방법 및 그를 이용한 광대역 보코더
CN100412948C (zh) * 2005-01-27 2008-08-20 广达电脑股份有限公司 语音编码器中搜寻语音讯号的编码向量的搜寻系统及方法
CN101116137B (zh) 2005-02-10 2011-02-09 松下电器产业株式会社 语音编码中的脉冲分配方法
BRPI0520115B1 (pt) 2005-03-09 2018-07-17 Ericsson Telefon Ab L M métodos para codificar e para decodificar sinais de áudio e codificador e decodificador para sinais de áudio
US20070124381A1 (en) * 2005-11-22 2007-05-31 Zurko Mary E Method and system for providing electronic pickup meetings
LV13528B (en) 2006-09-25 2007-03-20 Ervins Blumbergs Method and apparatus for continuous producing of metallic tifanium and titanium-bases alloys
EP2827327B1 (en) 2007-04-29 2020-07-29 Huawei Technologies Co., Ltd. Method for Excitation Pulse Coding
CN101295506B (zh) 2007-04-29 2011-11-16 华为技术有限公司 脉冲编解码方法及脉冲编解码器
CN101388210B (zh) 2007-09-15 2012-03-07 华为技术有限公司 编解码方法及编解码器
CN100530357C (zh) 2007-07-11 2009-08-19 华为技术有限公司 固定码书搜索方法及搜索器
WO2009033288A1 (en) 2007-09-11 2009-03-19 Voiceage Corporation Method and device for fast algebraic codebook search in speech and audio coding
US20110026581A1 (en) 2007-10-16 2011-02-03 Nokia Corporation Scalable Coding with Partial Eror Protection
US8527265B2 (en) 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs
US8515767B2 (en) 2007-11-04 2013-08-20 Qualcomm Incorporated Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs
CN100578619C (zh) * 2007-11-05 2010-01-06 华为技术有限公司 编码方法和编码器
CN101483043A (zh) 2008-01-07 2009-07-15 中兴通讯股份有限公司 基于分类和排列组合的码本索引编码方法
JP5340261B2 (ja) 2008-03-19 2013-11-13 パナソニック株式会社 ステレオ信号符号化装置、ステレオ信号復号装置およびこれらの方法
CN101931414B (zh) 2009-06-19 2013-04-24 华为技术有限公司 脉冲编码方法及装置、脉冲解码方法及装置
US8280729B2 (en) 2010-01-22 2012-10-02 Research In Motion Limited System and method for encoding and decoding pulse indices

Also Published As

Publication number Publication date
EP2827327A3 (en) 2015-05-06
EP2827327A2 (en) 2015-01-21
US20180152199A1 (en) 2018-05-31
JP5866307B2 (ja) 2016-02-17
US20100049511A1 (en) 2010-02-25
JP2013148913A (ja) 2013-08-01
JP6239652B2 (ja) 2017-11-29
US20160105198A1 (en) 2016-04-14
ES2529292T3 (es) 2015-02-18
US8988256B2 (en) 2015-03-24
US9444491B2 (en) 2016-09-13
EP2157573A1 (en) 2010-02-24
US20150155882A1 (en) 2015-06-04
JP2016103032A (ja) 2016-06-02
WO2008134974A1 (fr) 2008-11-13
US9912350B2 (en) 2018-03-06
US10425102B2 (en) 2019-09-24
DK2827327T3 (da) 2020-10-12
US20190074847A1 (en) 2019-03-07
EP2157573A4 (en) 2010-07-28
JP5221642B2 (ja) 2013-06-26
JP2010526325A (ja) 2010-07-29
US9225354B2 (en) 2015-12-29
EP2157573B1 (en) 2014-11-26
US20200007153A1 (en) 2020-01-02
ES2817906T3 (es) 2021-04-08
US20130021177A1 (en) 2013-01-24
US10153780B2 (en) 2018-12-11
US20160344405A1 (en) 2016-11-24
US8294602B2 (en) 2012-10-23
EP2827327B1 (en) 2020-07-29
US10666287B2 (en) 2020-05-26

Similar Documents

Publication Publication Date Title
EP2501047A4 (en) CODING METHOD, DECODING METHOD, CODING DEVICE, AND DECODING DEVICE
EP2234275A4 (en) CODIER, DECODER, CODING METHOD AND DECODING METHOD
EP2224432A4 (en) ENCODER, DECODER AND ENCODING METHOD
EP2192692A4 (en) CODING METHOD, CODING DEVICE, AND DECODING DEVICE
PT2827327T (pt) Método para codificação de impulsos de excitação
EP1798724A4 (en) CODIER, DECODER, CODING METHOD AND DECODING METHOD
GB0700219D0 (en) An encoder, a decoder, a method of encoding and a method of decoding
EP2495973A4 (en) DECODING, DECODING, CODING AND CODING DEVICE
HK1105499A1 (zh) 編碼、解碼視頻的方法及編碼器、解碼器
EP2437499A4 (en) ENCODER AND VIDEO DECODER, VIDEO ENCODING AND DECODING METHOD
EP2187649A4 (en) VIDEO CODING METHOD AND VIDEO ENCODING METHOD
EP2433279A4 (en) Encoder, decoder, encoding method, and decoding method
EP2439737A4 (en) COMPRESSION CODING AND DECODING METHOD, CODIER, DECODER AND CODING DEVICE
EP2101318A4 (en) CODING DEVICE, DECODING DEVICE AND METHOD THEREFOR
EP2296283A4 (en) ENCODER, DECODER AND ENCODING METHOD
EP2101322A4 (en) ENCODING DEVICE, DECODING DEVICE, AND METHOD THEREOF
EP1811786A4 (en) CODING DEVICE, METHOD AND PROGRAMS THEREFOR, AND DECODING DEVICE, METHOD AND PROGRAMS THEREFOR
ZA200807977B (en) Image coding apparatus and method, and image decoding apparatus and method
EP2224428A4 (en) CODING AND DECODING METHOD AND DEVICES
EP2197215A4 (en) VIDEO ENCODING DEVICE, VIDEO DECODING DEVICE, VIDEO ENCODING METHOD, VIDEO DECODING METHOD, AND VIDEO ENCODING OR DECODING PROGRAM
IL207018A0 (en) Image coding method and image decoding method
EP2120233A4 (en) DEVICE AND METHOD FOR CODING AND DECODING
EP2090096A4 (en) METHOD AND DEVICE FOR ENCODING; METHOD AND DEVICE FOR DECODING
EP1837999A4 (en) ENCODING METHOD, DECODING METHOD, AND DEVICE THEREOF
HK1115483A1 (en) Coding device, coding method, decoding device, decoding method, and programs of same