DE602007012730D1 - Kodierung und dekodierung von audio-objekten - Google Patents
Kodierung und dekodierung von audio-objektenInfo
- Publication number
- DE602007012730D1 DE602007012730D1 DE602007012730T DE602007012730T DE602007012730D1 DE 602007012730 D1 DE602007012730 D1 DE 602007012730D1 DE 602007012730 T DE602007012730 T DE 602007012730T DE 602007012730 T DE602007012730 T DE 602007012730T DE 602007012730 D1 DE602007012730 D1 DE 602007012730D1
- Authority
- DE
- Germany
- Prior art keywords
- audio objects
- encoder
- audio
- encoding
- decoder
- 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
- 230000004048 modification Effects 0.000 abstract 2
- 238000012986 modification Methods 0.000 abstract 2
- 230000005236 sound signal Effects 0.000 abstract 2
- 238000009877 rendering Methods 0.000 abstract 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
- G10L19/04—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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Telephonic Communication Services (AREA)
- Telephone Function (AREA)
- Circuit For Audible Band Transducer (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06120819 | 2006-09-18 | ||
EP06123799 | 2006-11-10 | ||
PCT/IB2007/053748 WO2008035275A2 (en) | 2006-09-18 | 2007-09-17 | Encoding and decoding of audio objects |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602007012730D1 true DE602007012730D1 (de) | 2011-04-07 |
Family
ID=39079648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602007012730T Active DE602007012730D1 (de) | 2006-09-18 | 2007-09-17 | Kodierung und dekodierung von audio-objekten |
Country Status (12)
Country | Link |
---|---|
US (1) | US8271290B2 (de) |
EP (1) | EP2067138B1 (de) |
JP (1) | JP5281575B2 (de) |
KR (1) | KR101396140B1 (de) |
CN (1) | CN101517637B (de) |
AT (1) | ATE499677T1 (de) |
BR (1) | BRPI0716854B1 (de) |
DE (1) | DE602007012730D1 (de) |
MX (1) | MX2009002795A (de) |
PL (1) | PL2067138T3 (de) |
RU (1) | RU2460155C2 (de) |
WO (1) | WO2008035275A2 (de) |
Families Citing this family (50)
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US8959016B2 (en) | 2002-09-27 | 2015-02-17 | The Nielsen Company (Us), Llc | Activating functions in processing devices using start codes embedded in audio |
US9711153B2 (en) | 2002-09-27 | 2017-07-18 | The Nielsen Company (Us), Llc | Activating functions in processing devices using encoded audio and detecting audio signatures |
CA2621175C (en) | 2005-09-13 | 2015-12-22 | Srs Labs, Inc. | Systems and methods for audio processing |
EP2005787B1 (de) * | 2006-04-03 | 2012-01-25 | Srs Labs, Inc. | Tonsignalverarbeitung |
MX2008012250A (es) * | 2006-09-29 | 2008-10-07 | Lg Electronics Inc | Metodos y aparatos para codificar y descodificar señales de audio basadas en objeto. |
WO2008060111A1 (en) | 2006-11-15 | 2008-05-22 | Lg Electronics Inc. | A method and an apparatus for decoding an audio signal |
CN101632117A (zh) | 2006-12-07 | 2010-01-20 | Lg电子株式会社 | 用于解码音频信号的方法和装置 |
KR101111520B1 (ko) | 2006-12-07 | 2012-05-24 | 엘지전자 주식회사 | 오디오 처리 방법 및 장치 |
KR101230691B1 (ko) | 2008-07-10 | 2013-02-07 | 한국전자통신연구원 | 공간정보 기반의 다객체 오디오 부호화에서의 오디오 객체 편집 방법 및 그 장치 |
WO2010005264A2 (ko) * | 2008-07-10 | 2010-01-14 | 한국전자통신연구원 | 공간정보 기반의 다객체 오디오 부호화에서의 오디오 객체 편집 방법 및 그 장치 |
JPWO2010005050A1 (ja) * | 2008-07-11 | 2012-01-05 | 日本電気株式会社 | 信号分析装置、信号制御装置及びその方法と、プログラム |
MX2011011399A (es) | 2008-10-17 | 2012-06-27 | Univ Friedrich Alexander Er | Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto. |
US9667365B2 (en) | 2008-10-24 | 2017-05-30 | The Nielsen Company (Us), Llc | Methods and apparatus to perform audio watermarking and watermark detection and extraction |
US8121830B2 (en) * | 2008-10-24 | 2012-02-21 | The Nielsen Company (Us), Llc | Methods and apparatus to extract data encoded in media content |
US8359205B2 (en) | 2008-10-24 | 2013-01-22 | The Nielsen Company (Us), Llc | Methods and apparatus to perform audio watermarking and watermark detection and extraction |
US8508357B2 (en) | 2008-11-26 | 2013-08-13 | The Nielsen Company (Us), Llc | Methods and apparatus to encode and decode audio for shopper location and advertisement presentation tracking |
JP5274359B2 (ja) | 2009-04-27 | 2013-08-28 | 三菱電機株式会社 | 立体映像および音声記録方法、立体映像および音声再生方法、立体映像および音声記録装置、立体映像および音声再生装置、立体映像および音声記録媒体 |
US8666528B2 (en) | 2009-05-01 | 2014-03-04 | The Nielsen Company (Us), Llc | Methods, apparatus and articles of manufacture to provide secondary content in association with primary broadcast media content |
US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
KR101805212B1 (ko) | 2009-08-14 | 2017-12-05 | 디티에스 엘엘씨 | 객체-지향 오디오 스트리밍 시스템 |
EP2323130A1 (de) * | 2009-11-12 | 2011-05-18 | Koninklijke Philips Electronics N.V. | Parametrische Kodierung- und Dekodierung |
CN101877643B (zh) * | 2010-06-29 | 2014-12-10 | 中兴通讯股份有限公司 | 多点混音远景呈现方法、装置及系统 |
TWI716169B (zh) * | 2010-12-03 | 2021-01-11 | 美商杜比實驗室特許公司 | 音頻解碼裝置、音頻解碼方法及音頻編碼方法 |
WO2012122397A1 (en) | 2011-03-09 | 2012-09-13 | Srs Labs, Inc. | System for dynamically creating and rendering audio objects |
CN103050124B (zh) | 2011-10-13 | 2016-03-30 | 华为终端有限公司 | 混音方法、装置及系统 |
US9373335B2 (en) | 2012-08-31 | 2016-06-21 | Dolby Laboratories Licensing Corporation | Processing audio objects in principal and supplementary encoded audio signals |
CN103152500B (zh) * | 2013-02-21 | 2015-06-24 | 黄文明 | 多方通话中回音消除方法 |
US9559651B2 (en) * | 2013-03-29 | 2017-01-31 | Apple Inc. | Metadata for loudness and dynamic range control |
US9786286B2 (en) | 2013-03-29 | 2017-10-10 | Dolby Laboratories Licensing Corporation | Methods and apparatuses for generating and using low-resolution preview tracks with high-quality encoded object and multichannel audio signals |
US9558785B2 (en) | 2013-04-05 | 2017-01-31 | Dts, Inc. | Layered audio coding and transmission |
BR112015028914B1 (pt) * | 2013-05-24 | 2021-12-07 | Dolby International Ab | Método e aparelho para reconstruir um bloco de tempo/frequência de objetos de áudio n, método e codificador para gerar pelo menos um parâmetro de ponderação, e meio legível por computador |
CN110085240B (zh) | 2013-05-24 | 2023-05-23 | 杜比国际公司 | 包括音频对象的音频场景的高效编码 |
CN105229731B (zh) | 2013-05-24 | 2017-03-15 | 杜比国际公司 | 根据下混的音频场景的重构 |
ES2636808T3 (es) | 2013-05-24 | 2017-10-09 | Dolby International Ab | Codificación de escenas de audio |
US9892737B2 (en) * | 2013-05-24 | 2018-02-13 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
US10049683B2 (en) | 2013-10-21 | 2018-08-14 | Dolby International Ab | Audio encoder and decoder |
EP2879131A1 (de) * | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekodierer, Kodierer und Verfahren für informierte Lautstärkenschätzung in objektbasierten Audiocodierungssystemen |
CN104882145B (zh) * | 2014-02-28 | 2019-10-29 | 杜比实验室特许公司 | 使用音频对象的时间变化的音频对象聚类 |
US10037202B2 (en) | 2014-06-03 | 2018-07-31 | Microsoft Technology Licensing, Llc | Techniques to isolating a portion of an online computing service |
CN105336339B (zh) | 2014-06-03 | 2019-05-03 | 华为技术有限公司 | 一种语音频信号的处理方法和装置 |
US9510125B2 (en) * | 2014-06-20 | 2016-11-29 | Microsoft Technology Licensing, Llc | Parametric wave field coding for real-time sound propagation for dynamic sources |
CN105989845B (zh) * | 2015-02-25 | 2020-12-08 | 杜比实验室特许公司 | 视频内容协助的音频对象提取 |
CN107358959B (zh) * | 2016-05-10 | 2021-10-26 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
EP3488623B1 (de) | 2016-07-20 | 2020-12-02 | Dolby Laboratories Licensing Corporation | Audioobjektclustering auf basis eines darstellerbewussten perzeptuellen unterschieds |
EP3605531A4 (de) * | 2017-03-28 | 2020-04-15 | Sony Corporation | Informationsverarbeitungsvorrichtung, informationsverarbeitungsverfahren und programm |
US10602296B2 (en) * | 2017-06-09 | 2020-03-24 | Nokia Technologies Oy | Audio object adjustment for phase compensation in 6 degrees of freedom audio |
US10602298B2 (en) | 2018-05-15 | 2020-03-24 | Microsoft Technology Licensing, Llc | Directional propagation |
US10932081B1 (en) | 2019-08-22 | 2021-02-23 | Microsoft Technology Licensing, Llc | Bidirectional propagation of sound |
CN111462767B (zh) * | 2020-04-10 | 2024-01-09 | 全景声科技南京有限公司 | 音频信号的增量编码方法及装置 |
US11662975B2 (en) | 2020-10-06 | 2023-05-30 | Tencent America LLC | Method and apparatus for teleconference |
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US6782360B1 (en) * | 1999-09-22 | 2004-08-24 | Mindspeed Technologies, Inc. | Gain quantization for a CELP speech coder |
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AU2003269551A1 (en) * | 2002-10-15 | 2004-05-04 | Electronics And Telecommunications Research Institute | Method for generating and consuming 3d audio scene with extended spatiality of sound source |
ES2273216T3 (es) * | 2003-02-11 | 2007-05-01 | Koninklijke Philips Electronics N.V. | Codificacion de audio. |
DE10344638A1 (de) * | 2003-08-04 | 2005-03-10 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Erzeugen, Speichern oder Bearbeiten einer Audiodarstellung einer Audioszene |
JP2005352396A (ja) * | 2004-06-14 | 2005-12-22 | Matsushita Electric Ind Co Ltd | 音響信号符号化装置および音響信号復号装置 |
JP4892184B2 (ja) * | 2004-10-14 | 2012-03-07 | パナソニック株式会社 | 音響信号符号化装置及び音響信号復号装置 |
DE102005008369A1 (de) * | 2005-02-23 | 2006-09-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Simulieren eines Wellenfeldsynthese-Systems |
US7974422B1 (en) * | 2005-08-25 | 2011-07-05 | Tp Lab, Inc. | System and method of adjusting the sound of multiple audio objects directed toward an audio output device |
KR20080093422A (ko) * | 2006-02-09 | 2008-10-21 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치 |
ATE527833T1 (de) * | 2006-05-04 | 2011-10-15 | Lg Electronics Inc | Verbesserung von stereo-audiosignalen mittels neuabmischung |
US8295494B2 (en) * | 2007-08-13 | 2012-10-23 | Lg Electronics Inc. | Enhancing audio with remixing capability |
-
2007
- 2007-09-17 MX MX2009002795A patent/MX2009002795A/es active IP Right Grant
- 2007-09-17 WO PCT/IB2007/053748 patent/WO2008035275A2/en active Application Filing
- 2007-09-17 PL PL07826410T patent/PL2067138T3/pl unknown
- 2007-09-17 DE DE602007012730T patent/DE602007012730D1/de active Active
- 2007-09-17 CN CN2007800345382A patent/CN101517637B/zh active Active
- 2007-09-17 EP EP07826410A patent/EP2067138B1/de active Active
- 2007-09-17 AT AT07826410T patent/ATE499677T1/de not_active IP Right Cessation
- 2007-09-17 RU RU2009114741/08A patent/RU2460155C2/ru active
- 2007-09-17 US US12/441,538 patent/US8271290B2/en active Active
- 2007-09-17 BR BRPI0716854-3A patent/BRPI0716854B1/pt active IP Right Grant
- 2007-09-17 JP JP2009527954A patent/JP5281575B2/ja active Active
- 2007-09-17 KR KR1020097007892A patent/KR101396140B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
BRPI0716854A8 (pt) | 2019-01-15 |
US20090326960A1 (en) | 2009-12-31 |
EP2067138B1 (de) | 2011-02-23 |
RU2460155C2 (ru) | 2012-08-27 |
BRPI0716854A2 (pt) | 2013-10-01 |
ATE499677T1 (de) | 2011-03-15 |
EP2067138A2 (de) | 2009-06-10 |
MX2009002795A (es) | 2009-04-01 |
WO2008035275A2 (en) | 2008-03-27 |
WO2008035275A3 (en) | 2008-05-29 |
CN101517637B (zh) | 2012-08-15 |
US8271290B2 (en) | 2012-09-18 |
BRPI0716854B1 (pt) | 2020-09-15 |
JP5281575B2 (ja) | 2013-09-04 |
CN101517637A (zh) | 2009-08-26 |
KR101396140B1 (ko) | 2014-05-20 |
JP2010503887A (ja) | 2010-02-04 |
PL2067138T3 (pl) | 2011-07-29 |
RU2009114741A (ru) | 2010-10-27 |
KR20090080945A (ko) | 2009-07-27 |
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