HK1158354A1 - Audio encoding/decoding method and system of lattice-type vector quantizing - Google Patents
Audio encoding/decoding method and system of lattice-type vector quantizingInfo
- Publication number
- HK1158354A1 HK1158354A1 HK11112697.8A HK11112697A HK1158354A1 HK 1158354 A1 HK1158354 A1 HK 1158354A1 HK 11112697 A HK11112697 A HK 11112697A HK 1158354 A1 HK1158354 A1 HK 1158354A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- coding
- band
- coding sub
- coded bits
- frequency domain
- Prior art date
Links
- 239000013598 vector Substances 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 3
- 238000013139 quantization Methods 0.000 abstract 4
- 238000010606 normalization Methods 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 230000005236 sound signal Effects 0.000 abstract 1
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
- G10L19/0212—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
- G10L19/02—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
-
- 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
- H03M7/3059—Digital compression and data reduction techniques where the original information is represented by a subset or similar information, e.g. lossy compression
-
- 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
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
-
- 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
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/4006—Conversion to or from arithmetic code
- H03M7/4012—Binary arithmetic codes
- H03M7/4018—Context adapative binary arithmetic codes [CABAC]
-
- 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
- H03M7/70—Type of the data to be coded, other than image and sound
-
- 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
- H03M7/3068—Precoding preceding compression, e.g. Burrows-Wheeler transformation
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102498542A CN102081926B (zh) | 2009-11-27 | 2009-11-27 | 格型矢量量化音频编解码方法和系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1158354A1 true HK1158354A1 (en) | 2012-07-13 |
Family
ID=44065830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK11112697.8A HK1158354A1 (en) | 2009-11-27 | 2011-11-23 | Audio encoding/decoding method and system of lattice-type vector quantizing |
Country Status (7)
Country | Link |
---|---|
US (1) | US9015052B2 (fr) |
EP (1) | EP2472241B1 (fr) |
CN (1) | CN102081926B (fr) |
BR (1) | BR112012009714B1 (fr) |
HK (1) | HK1158354A1 (fr) |
RU (1) | RU2506698C9 (fr) |
WO (1) | WO2011063594A1 (fr) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2447943A4 (fr) * | 2009-06-23 | 2013-01-09 | Nippon Telegraph & Telephone | Procédé de codage, procédé de décodage et dispositif et programme utilisant les procédés |
CN104620315B (zh) * | 2012-07-12 | 2018-04-13 | 诺基亚技术有限公司 | 一种矢量量化的方法及装置 |
CN106941004B (zh) * | 2012-07-13 | 2021-05-18 | 华为技术有限公司 | 音频信号的比特分配的方法和装置 |
CN102801427B (zh) * | 2012-08-08 | 2015-05-06 | 深圳广晟信源技术有限公司 | 源信号变速率格矢量量化的编解码方法和系统 |
CN103854653B (zh) * | 2012-12-06 | 2016-12-28 | 华为技术有限公司 | 信号解码的方法和设备 |
US9560386B2 (en) * | 2013-02-21 | 2017-01-31 | Mozilla Corporation | Pyramid vector quantization for video coding |
US9665541B2 (en) | 2013-04-25 | 2017-05-30 | Mozilla Corporation | Encoding video data using reversible integer approximations of orthonormal transforms |
MX353188B (es) | 2013-06-10 | 2018-01-05 | Fraunhofer Ges Forschung | Aparato y método para codificación, procesamiento y decodificación de la envolvente de la señal de audio mediante división de la envolvente de la señal de audio, mediante el uso de cuantificación de distribución y codificación. |
PT3008726T (pt) | 2013-06-10 | 2017-11-24 | Fraunhofer Ges Forschung | Aparelho e método de codificação, processamento e descodificação de envelope de sinal de áudio por modelação da representação de soma cumulativa empregando codificação e quantização de distribuição |
SG11201510353RA (en) * | 2013-06-21 | 2016-01-28 | Fraunhofer Ges Forschung | Apparatus and method realizing a fading of an mdct spectrum to white noise prior to fdns application |
EP2824661A1 (fr) | 2013-07-11 | 2015-01-14 | Thomson Licensing | Procédé et appareil de génération à partir d'une représentation dans le domaine des coefficients de signaux HOA et représentation dans un domaine mixte spatial/coefficient de ces signaux HOA |
WO2015081699A1 (fr) | 2013-12-02 | 2015-06-11 | 华为技术有限公司 | Procédé et appareil de codage |
EP3111560B1 (fr) * | 2014-02-27 | 2021-05-26 | Telefonaktiebolaget LM Ericsson (publ) | Procédé et appareil pour indexation et désindexation de quantification vectorielle pyramide de vecteurs d'échantillon audio/vidéo |
WO2015162500A2 (fr) | 2014-03-24 | 2015-10-29 | 삼성전자 주식회사 | Procédé et dispositif de codage de bande haute et procédé et dispositif de décodage de bande haute |
CN106409303B (zh) * | 2014-04-29 | 2019-09-20 | 华为技术有限公司 | 处理信号的方法及设备 |
US9847087B2 (en) | 2014-05-16 | 2017-12-19 | Qualcomm Incorporated | Higher order ambisonics signal compression |
HUE042095T2 (hu) | 2014-07-28 | 2019-06-28 | Ericsson Telefon Ab L M | Piramis vektor kvantáló alakú keresés |
EP2980792A1 (fr) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé permettant de générer un signal amélioré à l'aide de remplissage de bruit indépendant |
KR20180026528A (ko) * | 2015-07-06 | 2018-03-12 | 노키아 테크놀로지스 오와이 | 오디오 신호 디코더를 위한 비트 에러 검출기 |
JP6467561B1 (ja) * | 2016-01-26 | 2019-02-13 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 適応的な量子化 |
WO2017162260A1 (fr) * | 2016-03-21 | 2017-09-28 | Huawei Technologies Co., Ltd. | Quantification adaptative de coefficients de matrice pondérés |
CN105957533B (zh) * | 2016-04-22 | 2020-11-10 | 杭州微纳科技股份有限公司 | 语音压缩方法、语音解压方法及音频编码器、音频解码器 |
EP3494647B1 (fr) | 2016-08-10 | 2023-04-26 | Huawei Technologies Co., Ltd. | Conception et quantification d'un livre de codes de norme unité |
US10366698B2 (en) | 2016-08-30 | 2019-07-30 | Dts, Inc. | Variable length coding of indices and bit scheduling in a pyramid vector quantizer |
CN107895580B (zh) * | 2016-09-30 | 2021-06-01 | 华为技术有限公司 | 一种音频信号的重建方法和装置 |
CN108109629A (zh) * | 2016-11-18 | 2018-06-01 | 南京大学 | 一种基于线性预测残差分类量化的多描述语音编解码方法和系统 |
US10586546B2 (en) | 2018-04-26 | 2020-03-10 | Qualcomm Incorporated | Inversely enumerated pyramid vector quantizers for efficient rate adaptation in audio coding |
CN108806712B (zh) * | 2018-04-27 | 2020-08-18 | 深圳市沃特沃德股份有限公司 | 减少频域处理量的方法与装置 |
US10573331B2 (en) | 2018-05-01 | 2020-02-25 | Qualcomm Incorporated | Cooperative pyramid vector quantizers for scalable audio coding |
US10580424B2 (en) | 2018-06-01 | 2020-03-03 | Qualcomm Incorporated | Perceptual audio coding as sequential decision-making problems |
US10734006B2 (en) | 2018-06-01 | 2020-08-04 | Qualcomm Incorporated | Audio coding based on audio pattern recognition |
CN109286922B (zh) * | 2018-09-27 | 2021-09-17 | 珠海市杰理科技股份有限公司 | 蓝牙提示音处理方法、系统、可读存储介质和蓝牙设备 |
GB2585187A (en) * | 2019-06-25 | 2021-01-06 | Nokia Technologies Oy | Determination of spatial audio parameter encoding and associated decoding |
CN111554245B (zh) * | 2020-05-22 | 2021-10-08 | Tcl华星光电技术有限公司 | 显示装置的驱动方法和显示装置 |
RU2754497C1 (ru) * | 2020-11-17 | 2021-09-02 | федеральное государственное автономное образовательное учреждение высшего образования "Казанский (Приволжский) федеральный университет" (ФГАОУ ВО КФУ) | Способ передачи речевых файлов по зашумленному каналу и устройство для его реализации |
CN117476012A (zh) * | 2022-07-27 | 2024-01-30 | 华为技术有限公司 | 音频信号的处理方法及其装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3272214B2 (ja) * | 1995-10-09 | 2002-04-08 | 三洋電機株式会社 | 格子量子化器および入力ベクトルを格子量子化するための方法 |
US6064954A (en) * | 1997-04-03 | 2000-05-16 | International Business Machines Corp. | Digital audio signal coding |
US6006179A (en) * | 1997-10-28 | 1999-12-21 | America Online, Inc. | Audio codec using adaptive sparse vector quantization with subband vector classification |
US6594627B1 (en) * | 2000-03-23 | 2003-07-15 | Lucent Technologies Inc. | Methods and apparatus for lattice-structured multiple description vector quantization coding |
KR20020075592A (ko) * | 2001-03-26 | 2002-10-05 | 한국전자통신연구원 | 광대역 음성 부호화기용 lsf 양자화기 |
CA2388358A1 (fr) * | 2002-05-31 | 2003-11-30 | Voiceage Corporation | Methode et dispositif de quantification vectorielle de reseau multicalibre |
US7433824B2 (en) * | 2002-09-04 | 2008-10-07 | Microsoft Corporation | Entropy coding by adapting coding between level and run-length/level modes |
KR100487719B1 (ko) * | 2003-03-05 | 2005-05-04 | 한국전자통신연구원 | 광대역 음성 부호화를 위한 엘에스에프 계수 벡터 양자화기 |
DE10345995B4 (de) * | 2003-10-02 | 2005-07-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Verarbeiten eines Signals mit einer Sequenz von diskreten Werten |
US7895034B2 (en) * | 2004-09-17 | 2011-02-22 | Digital Rise Technology Co., Ltd. | Audio encoding system |
FR2888699A1 (fr) * | 2005-07-13 | 2007-01-19 | France Telecom | Dispositif de codage/decodage hierachique |
US7966175B2 (en) * | 2006-10-18 | 2011-06-21 | Polycom, Inc. | Fast lattice vector quantization |
US7953595B2 (en) * | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
CN101266795B (zh) * | 2007-03-12 | 2011-08-10 | 华为技术有限公司 | 一种格矢量量化编解码的实现方法及装置 |
EP2015293A1 (fr) * | 2007-06-14 | 2009-01-14 | Deutsche Thomson OHG | Procédé et appareil pour coder et décoder un signal audio par résolution temporelle à commutation adaptative dans le domaine spectral |
CN101110214B (zh) | 2007-08-10 | 2011-08-17 | 北京理工大学 | 一种基于多描述格型矢量量化技术的语音编码方法 |
US8527265B2 (en) * | 2007-10-22 | 2013-09-03 | Qualcomm Incorporated | Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
CN101562015A (zh) * | 2008-04-18 | 2009-10-21 | 华为技术有限公司 | 音频处理方法及装置 |
CN101540172B (zh) * | 2009-04-15 | 2012-02-22 | 炬力集成电路设计有限公司 | 一种音频数据的编解码系统及方法 |
-
2009
- 2009-11-27 CN CN2009102498542A patent/CN102081926B/zh active Active
-
2010
- 2010-10-12 EP EP10832501.0A patent/EP2472241B1/fr active Active
- 2010-10-12 WO PCT/CN2010/001597 patent/WO2011063594A1/fr active Application Filing
- 2010-10-12 US US13/499,534 patent/US9015052B2/en active Active
- 2010-10-12 BR BR112012009714-8A patent/BR112012009714B1/pt active IP Right Grant
- 2010-10-12 RU RU2012116045/08A patent/RU2506698C9/ru active
-
2011
- 2011-11-23 HK HK11112697.8A patent/HK1158354A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP2472241A1 (fr) | 2012-07-04 |
RU2506698C2 (ru) | 2014-02-10 |
BR112012009714A2 (pt) | 2020-08-04 |
WO2011063594A1 (fr) | 2011-06-03 |
US9015052B2 (en) | 2015-04-21 |
CN102081926B (zh) | 2013-06-05 |
RU2012116045A (ru) | 2014-01-10 |
EP2472241B1 (fr) | 2015-09-23 |
EP2472241A4 (fr) | 2013-04-17 |
CN102081926A (zh) | 2011-06-01 |
BR112012009714B1 (pt) | 2021-01-19 |
US20120259644A1 (en) | 2012-10-11 |
RU2506698C9 (ru) | 2014-07-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1158354A1 (en) | Audio encoding/decoding method and system of lattice-type vector quantizing | |
EP2482052A4 (fr) | Procédé et système de codage et de décodage audio hiérarchique | |
KR101449434B1 (ko) | 복수의 가변장 부호 테이블을 이용한 멀티 채널 오디오를부호화/복호화하는 방법 및 장치 | |
WO2009096717A3 (fr) | Procédé et appareil de codage et de décodage d'un signal audio | |
ES2934591T3 (es) | Procedimiento de codificación sin pérdidas | |
WO2009128667A3 (fr) | Procédé et appareil de codage/décodage d'un signal audio au moyen d'informations sémantiques audio | |
CA2832086C (fr) | Procedes et dispositifs de codage et de decodage de la position du dernier coefficient significatif | |
RU2015108352A (ru) | Способ и устройство для кодирования остаточного блока, способ и устройство для декодирования остаточного блока | |
MY147075A (en) | Encoding device, decoding device, encoding method and decoding method | |
MX2011010285A (es) | Decodificador de audio y metodo de decodificacion usando combinacion de reduccion de canales de audio eficiente. | |
MX2012010469A (es) | Decodificador de señales de audio, codificador de señales de audio, metodos y programa de computacion que utiliza tasa de muestreo dependiente de la codificacion del contorno de distorsion en el tiempo. | |
BR112012021359A2 (pt) | Método de codificação hierárquica de áudio, método de descodificação hierárquica de áudio, método de codificação hierárquica de áudio para sinais transitórios, método de descodificação hierárquica para sinais transitórios , e, sistema de codificação hierárquica de áudio | |
US9454972B2 (en) | Audio and speech coding device, audio and speech decoding device, method for coding audio and speech, and method for decoding audio and speech | |
MX2010007326A (es) | Codificador y descodificador de audio. | |
EP3021323A3 (fr) | Procédé et dispositif destinés à coder un signal à haute fréquence relatif à l'extension de largeur de bande passante dans le codage vocal et audio | |
RU2008137987A (ru) | Способ двоичного кодирования показателей квантования огибающей сигнала, способ декодирования огибающей сигнала и соответствующие модули кодирования и декодирования | |
ATE547787T1 (de) | Verarbeitung von erregungen bei der audiokodierung und -dekodierung | |
RU2017129566A (ru) | Звуковые кодирующее устройство и декодирующее устройство | |
RU2017143614A (ru) | Усовершенствованный квантователь | |
KR20180055917A (ko) | 허프만 부호화를 실행하기 위한 장치 및 방법 | |
WO2011156905A3 (fr) | Quantification de vecteur algébrique multidébit avec codage supplémentaire de sous-bandes spectrales manquantes | |
MX357353B (es) | Metodo y aparato de codificacion. | |
US10332526B2 (en) | Audio encoding apparatus and method, and audio decoding apparatus and method | |
IN2015DN04001A (fr) | ||
RU2014143518A (ru) | Преобразующее кодирование/декодирование гармонических звуковых сигналов |