ES2347274T3 - Codificacion de audio multicanal ajustable a escala. - Google Patents
Codificacion de audio multicanal ajustable a escala. Download PDFInfo
- Publication number
- ES2347274T3 ES2347274T3 ES06711111T ES06711111T ES2347274T3 ES 2347274 T3 ES2347274 T3 ES 2347274T3 ES 06711111 T ES06711111 T ES 06711111T ES 06711111 T ES06711111 T ES 06711111T ES 2347274 T3 ES2347274 T3 ES 2347274T3
- Authority
- ES
- Spain
- Prior art keywords
- signal
- audio
- dominant
- generate
- parameters
- 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.)
- Active
Links
- 230000005236 sound signal Effects 0.000 claims abstract description 82
- 238000000034 method Methods 0.000 claims abstract description 39
- 239000011159 matrix material Substances 0.000 claims description 19
- 230000004044 response Effects 0.000 claims description 14
- 230000002596 correlated effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 10
- 230000009466 transformation Effects 0.000 description 9
- 230000000875 corresponding effect Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 230000011218 segmentation Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012074 hearing test Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- 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
- G10L19/04—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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP05102506 | 2005-03-30 | ||
| EP05102506 | 2005-03-30 | ||
| EP05103077 | 2005-04-18 | ||
| EP05103077 | 2005-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2347274T3 true ES2347274T3 (es) | 2010-10-27 |
Family
ID=36579108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES06711111T Active ES2347274T3 (es) | 2005-03-30 | 2006-03-16 | Codificacion de audio multicanal ajustable a escala. |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US8036904B2 (enExample) |
| EP (1) | EP1866911B1 (enExample) |
| JP (1) | JP4943418B2 (enExample) |
| KR (1) | KR101315077B1 (enExample) |
| CN (1) | CN101151659B (enExample) |
| AT (1) | ATE470930T1 (enExample) |
| BR (1) | BRPI0608753B1 (enExample) |
| DE (1) | DE602006014809D1 (enExample) |
| ES (1) | ES2347274T3 (enExample) |
| PL (1) | PL1866911T3 (enExample) |
| RU (1) | RU2416129C2 (enExample) |
| WO (1) | WO2006103581A1 (enExample) |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0509113B8 (pt) * | 2004-04-05 | 2018-10-30 | Koninklijke Philips Nv | codificador de multicanal, método para codificar sinais de entrada, conteúdo de dados codificados, portador de dados, e, decodificador operável para decodificar dados de saída codificados |
| RU2407068C2 (ru) * | 2004-11-04 | 2010-12-20 | Конинклейке Филипс Электроникс Н.В. | Многоканальное кодирование и декодирование |
| US8577686B2 (en) * | 2005-05-26 | 2013-11-05 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
| JP4988716B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
| US8626503B2 (en) * | 2005-07-14 | 2014-01-07 | Erik Gosuinus Petrus Schuijers | Audio encoding and decoding |
| WO2007083956A1 (en) * | 2006-01-19 | 2007-07-26 | Lg Electronics Inc. | Method and apparatus for processing a media signal |
| KR101294022B1 (ko) * | 2006-02-03 | 2013-08-08 | 한국전자통신연구원 | 공간큐를 이용한 다객체 또는 다채널 오디오 신호의 랜더링제어 방법 및 그 장치 |
| EP1984915B1 (en) * | 2006-02-07 | 2016-09-07 | LG Electronics Inc. | Audio signal decoding |
| KR101434834B1 (ko) * | 2006-10-18 | 2014-09-02 | 삼성전자주식회사 | 다채널 오디오 신호의 부호화/복호화 방법 및 장치 |
| US8571875B2 (en) | 2006-10-18 | 2013-10-29 | Samsung Electronics Co., Ltd. | Method, medium, and apparatus encoding and/or decoding multichannel audio signals |
| KR101086347B1 (ko) * | 2006-12-27 | 2011-11-23 | 한국전자통신연구원 | 부가정보 비트스트림 변환을 포함하는 다양한 채널로구성된 다객체 오디오 신호의 부호화 및 복호화 장치 및방법 |
| US8185815B1 (en) * | 2007-06-29 | 2012-05-22 | Ambrosia Software, Inc. | Live preview |
| EP2082396A1 (en) * | 2007-10-17 | 2009-07-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding using downmix |
| CN103151047A (zh) * | 2007-10-22 | 2013-06-12 | 韩国电子通信研究院 | 多对象音频解码方法 |
| WO2010011377A2 (en) * | 2008-04-18 | 2010-01-28 | Dolby Laboratories Licensing Corporation | Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience |
| KR101414412B1 (ko) * | 2008-05-09 | 2014-07-01 | 노키아 코포레이션 | 오디오 신호의 인코딩 장치, 오디오 신호의 디코딩 장치, 오디오 신호의 인코딩 방법, 스케일러블 인코딩 오디오 신호의 디코딩 방법, 인코더, 디코더, 전자기기 및 컴퓨터 판독가능한 기록 매체 |
| US8452587B2 (en) * | 2008-05-30 | 2013-05-28 | Panasonic Corporation | Encoder, decoder, and the methods therefor |
| US8473288B2 (en) * | 2008-06-19 | 2013-06-25 | Panasonic Corporation | Quantizer, encoder, and the methods thereof |
| US8363866B2 (en) * | 2009-01-30 | 2013-01-29 | Panasonic Automotive Systems Company Of America | Audio menu navigation method |
| KR101613975B1 (ko) * | 2009-08-18 | 2016-05-02 | 삼성전자주식회사 | 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| CA2775828C (en) | 2009-09-29 | 2016-03-29 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value |
| EP2572499B1 (en) * | 2010-05-18 | 2018-07-11 | Telefonaktiebolaget LM Ericsson (publ) | Encoder adaption in teleconferencing system |
| GB2486663A (en) * | 2010-12-21 | 2012-06-27 | Sony Comp Entertainment Europe | Audio data generation using parametric description of features of sounds |
| ES2598827T3 (es) | 2011-03-28 | 2017-01-30 | Dolby Laboratories Licensing Corp. | Transformación de complejidad reducida para un canal de efectos de baja frecuencia |
| JP5737077B2 (ja) * | 2011-08-30 | 2015-06-17 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム |
| EP2600343A1 (en) | 2011-12-02 | 2013-06-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for merging geometry - based spatial audio coding streams |
| WO2013083875A1 (en) | 2011-12-07 | 2013-06-13 | Nokia Corporation | An apparatus and method of audio stabilizing |
| EP2842322A1 (en) * | 2012-04-24 | 2015-03-04 | Telefonaktiebolaget LM Ericsson (Publ) | Encoding and deriving parameters for coded multi-layer video sequences |
| EP2898506B1 (en) | 2012-09-21 | 2018-01-17 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| WO2014184618A1 (en) | 2013-05-17 | 2014-11-20 | Nokia Corporation | Spatial object oriented audio apparatus |
| US9779739B2 (en) * | 2014-03-20 | 2017-10-03 | Dts, Inc. | Residual encoding in an object-based audio system |
| WO2015150066A1 (en) | 2014-03-31 | 2015-10-08 | Sony Corporation | Method and apparatus for generating audio content |
| CN104240712B (zh) * | 2014-09-30 | 2018-02-02 | 武汉大学深圳研究院 | 一种三维音频多声道分组聚类编码方法及系统 |
| CN105632505B (zh) * | 2014-11-28 | 2019-12-20 | 北京天籁传音数字技术有限公司 | 主成分分析pca映射模型的编解码方法及装置 |
| EP3067885A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
| FR3052614B1 (fr) * | 2016-06-13 | 2018-08-31 | Raymond MOREL | Methode de codage par signaux acoustiques aleatoires et methode de transmission associee |
| CA3042580C (en) | 2016-11-08 | 2022-05-03 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for downmixing or upmixing a multichannel signal using phase compensation |
| EP3588495A1 (en) | 2018-06-22 | 2020-01-01 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Multichannel audio coding |
| CN112740708B (zh) | 2020-05-21 | 2022-07-22 | 华为技术有限公司 | 一种音频数据传输方法及相关装置 |
| KR20230043876A (ko) | 2020-07-07 | 2023-03-31 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다중 채널 오디오 신호의 채널에 대한 스케일 파라미터의 공동 코딩을 사용하는 오디오 디코더, 오디오 인코더 및 관련 방법 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4320990B4 (de) * | 1993-06-05 | 2004-04-29 | Robert Bosch Gmbh | Verfahren zur Redundanzreduktion |
| WO1997049216A1 (en) * | 1996-06-19 | 1997-12-24 | Digital Compression Technology, L.P. | Improved coding system for digital transmission compression |
| DE19628292B4 (de) * | 1996-07-12 | 2007-08-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Codieren und Decodieren von Stereoaudiospektralwerten |
| KR100335611B1 (ko) * | 1997-11-20 | 2002-10-09 | 삼성전자 주식회사 | 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치 |
| US6424938B1 (en) * | 1998-11-23 | 2002-07-23 | Telefonaktiebolaget L M Ericsson | Complex signal activity detection for improved speech/noise classification of an audio signal |
| DE19959156C2 (de) * | 1999-12-08 | 2002-01-31 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zum Verarbeiten eines zu codierenden Stereoaudiosignals |
| JP3335605B2 (ja) * | 2000-03-13 | 2002-10-21 | 日本電信電話株式会社 | ステレオ信号符号化方法 |
| JP2002175097A (ja) * | 2000-12-06 | 2002-06-21 | Yamaha Corp | 音声信号のエンコード／圧縮装置およびデコード／伸長装置 |
| US7583805B2 (en) * | 2004-02-12 | 2009-09-01 | Agere Systems Inc. | Late reverberation-based synthesis of auditory scenes |
| US7292901B2 (en) | 2002-06-24 | 2007-11-06 | Agere Systems Inc. | Hybrid multi-channel/cue coding/decoding of audio signals |
| BR0304540A (pt) * | 2002-04-22 | 2004-07-20 | Koninkl Philips Electronics Nv | Métodos para codificar um sinal de áudio, e para decodificar um sinal de áudio codificado, codificador para codificar um sinal de áudio, aparelho para fornecer um sinal de áudio, sinal de áudio codificado, meio de armazenagem, e, decodificador para decodificar um sinal de áudio codificado |
| AU2003244932A1 (en) | 2002-07-12 | 2004-02-02 | Koninklijke Philips Electronics N.V. | Audio coding |
| US7395210B2 (en) * | 2002-11-21 | 2008-07-01 | Microsoft Corporation | Progressive to lossless embedded audio coder (PLEAC) with multiple factorization reversible transform |
| US7809579B2 (en) * | 2003-12-19 | 2010-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Fidelity-optimized variable frame length encoding |
| EP1944758A3 (en) * | 2004-04-05 | 2014-09-10 | Koninklijke Philips N.V. | Method of coding data |
| SE0400998D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
| TWI393121B (zh) * | 2004-08-25 | 2013-04-11 | 杜比實驗室特許公司 | 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式 |
| 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 |
| SE0402649D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Advanced methods of creating orthogonal signals |
| SE0402650D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Improved parametric stereo compatible coding of spatial audio |
| BRPI0517949B1 (pt) * | 2004-11-04 | 2019-09-03 | Koninklijke Philips Nv | dispositivo de conversão para converter um sinal dominante, método de conversão de um sinal dominante, e meio não transitório legível por computador |
| US7573912B2 (en) * | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
| US20070055510A1 (en) * | 2005-07-19 | 2007-03-08 | Johannes Hilpert | Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding |
-
2006
- 2006-03-16 BR BRPI0608753A patent/BRPI0608753B1/pt active IP Right Grant
- 2006-03-16 DE DE602006014809T patent/DE602006014809D1/de active Active
- 2006-03-16 AT AT06711111T patent/ATE470930T1/de not_active IP Right Cessation
- 2006-03-16 EP EP06711111A patent/EP1866911B1/en active Active
- 2006-03-16 US US11/909,741 patent/US8036904B2/en active Active
- 2006-03-16 ES ES06711111T patent/ES2347274T3/es active Active
- 2006-03-16 RU RU2007139921/07A patent/RU2416129C2/ru active
- 2006-03-16 JP JP2008503630A patent/JP4943418B2/ja active Active
- 2006-03-16 KR KR1020077025069A patent/KR101315077B1/ko active Active
- 2006-03-16 CN CN200680010351.4A patent/CN101151659B/zh active Active
- 2006-03-16 WO PCT/IB2006/050819 patent/WO2006103581A1/en not_active Ceased
- 2006-03-16 PL PL06711111T patent/PL1866911T3/pl unknown
-
2011
- 2011-09-07 US US13/226,525 patent/US8352280B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP1866911B1 (en) | 2010-06-09 |
| ATE470930T1 (de) | 2010-06-15 |
| DE602006014809D1 (de) | 2010-07-22 |
| RU2416129C2 (ru) | 2011-04-10 |
| BRPI0608753A2 (pt) | 2011-03-15 |
| EP1866911A1 (en) | 2007-12-19 |
| JP4943418B2 (ja) | 2012-05-30 |
| US20120063604A1 (en) | 2012-03-15 |
| KR101315077B1 (ko) | 2013-10-08 |
| US8352280B2 (en) | 2013-01-08 |
| US8036904B2 (en) | 2011-10-11 |
| JP2008535014A (ja) | 2008-08-28 |
| PL1866911T3 (pl) | 2010-12-31 |
| KR20070116170A (ko) | 2007-12-06 |
| CN101151659B (zh) | 2014-02-05 |
| RU2007139921A (ru) | 2009-05-10 |
| US20080195397A1 (en) | 2008-08-14 |
| CN101151659A (zh) | 2008-03-26 |
| WO2006103581A1 (en) | 2006-10-05 |
| BRPI0608753B1 (pt) | 2019-12-24 |
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