DE602007012730D1 - Kodierung und dekodierung von audio-objekten - Google Patents

Kodierung und dekodierung von audio-objekten

Info

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
Application number
DE602007012730T
Other languages
English (en)
Inventor
Dirk J Breebaart
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE602007012730D1 publication Critical patent/DE602007012730D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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)
DE602007012730T 2006-09-18 2007-09-17 Kodierung und dekodierung von audio-objekten Active DE602007012730D1 (de)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6782360B1 (en) * 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
JP2003188731A (ja) * 2001-12-18 2003-07-04 Yrp Mobile Telecommunications Key Tech Res Lab Co Ltd 可変レート符号化方法、符号化装置および復号装置
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

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

Similar Documents

Publication Publication Date Title
DE602007012730D1 (de) Kodierung und dekodierung von audio-objekten
ATE406651T1 (de) Audiokodierung und audiodekodierung
US11562758B2 (en) System and method for processing audio data into a plurality of frequency components
NO20070560L (no) Multikanalsynthesiser og fremgangsmate for a generere et flerkanalsutgangssignal.
MX2009007412A (es) Decodificador de audio.
BR122018077089B8 (pt) decodificador de áudio
ATE456261T1 (de) Audiokodierung und audiodekodierung
MY165328A (en) 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
DE602005006777D1 (de) Mehrkanal-codierer
ATE473502T1 (de) Mehrkanal-audiocodierung
ATE523877T1 (de) Audiodecodierung
MY184661A (en) Mdct-based complex prediction stereo coding
ATE416455T1 (de) Verfahren und vorrichtung zum kodieren und dekodieren von mehrkanaltonsignalen
BRPI0511158A (pt) método para suportar uma codificação de um sinal de áudio, módulo para codificar seções consecutivas de um sinal de áudio, dispositivo eletrÈnico, sistema de codificação de áudio, e, produto de programa de software
BR112012017145A2 (pt) codificação de vídeo usando detecção compressiva.
ATE539431T1 (de) Kodierung von tonsignalen mit hall
RU2008140170A (ru) Способы и устройства для кодирования и декодирования объектно-базированных аудиосигналов
MX2015015988A (es) Codificacion de escenas de audio.
MY176406A (en) Encoder, decoder, system and method employing a residual concept for parametric audio object coding
ATE524808T1 (de) Verfahren zur codierung eines quellenaudiosignals,entsprechende codierungseinrichtung, decodierungsverfahren und einrichtung, signal und computerprogrammprodukte
ATE511691T1 (de) Auf virtuellen quellenpositionsinformationen basierte quantisierung und dequantisierung von kanalniveauunterschieden
RU2015104055A (ru) Устройство и способы для адаптации аудиоинформации при пространственном кодировании аудиообъектов
KR20210151741A (ko) 객체 오디오 신호의 잔향 신호를 이용한 오디오 부/복호화 장치
DE602005014130D1 (de) Verfahren zur reduktion von quantisierungsrauschen
RU2009123988A (ru) Способ кодирования и устройство для декодирования основывающегося на объектах аудиосигнала