HK1214027A1 - 包括音頻對象的音頻場景的高效編碼 - Google Patents

包括音頻對象的音頻場景的高效編碼

Info

Publication number
HK1214027A1
HK1214027A1 HK16101751.9A HK16101751A HK1214027A1 HK 1214027 A1 HK1214027 A1 HK 1214027A1 HK 16101751 A HK16101751 A HK 16101751A HK 1214027 A1 HK1214027 A1 HK 1214027A1
Authority
HK
Hong Kong
Prior art keywords
audio
efficient coding
scenes
objects
audio objects
Prior art date
Application number
HK16101751.9A
Other languages
English (en)
Inventor
‧普恩哈根
‧克約爾林
‧赫馮恩
‧維勒莫斯
‧布瑞巴特
Original Assignee
Dolby Int Ab
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 Dolby Int Ab filed Critical Dolby Int Ab
Publication of HK1214027A1 publication Critical patent/HK1214027A1/zh

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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
HK16101751.9A 2013-05-24 2016-02-18 包括音頻對象的音頻場景的高效編碼 HK1214027A1 (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361827246P 2013-05-24 2013-05-24
US201361893770P 2013-10-21 2013-10-21
US201461973625P 2014-04-01 2014-04-01
PCT/EP2014/060734 WO2014187991A1 (en) 2013-05-24 2014-05-23 Efficient coding of audio scenes comprising audio objects

Publications (1)

Publication Number Publication Date
HK1214027A1 true HK1214027A1 (zh) 2016-07-15

Family

ID=50819736

Family Applications (2)

Application Number Title Priority Date Filing Date
HK16101751.9A HK1214027A1 (zh) 2013-05-24 2016-02-18 包括音頻對象的音頻場景的高效編碼
HK18105983.8A HK1246959A1 (zh) 2013-05-24 2018-05-09 包括音頻對象的音頻場景的高效編碼

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK18105983.8A HK1246959A1 (zh) 2013-05-24 2018-05-09 包括音頻對象的音頻場景的高效編碼

Country Status (10)

Country Link
US (3) US9852735B2 (zh)
EP (3) EP3312835B1 (zh)
JP (2) JP6192813B2 (zh)
KR (2) KR101751228B1 (zh)
CN (4) CN109410964B (zh)
BR (1) BR112015029113B1 (zh)
ES (1) ES2643789T3 (zh)
HK (2) HK1214027A1 (zh)
RU (2) RU2745832C2 (zh)
WO (1) WO2014187991A1 (zh)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3312835B1 (en) * 2013-05-24 2020-05-13 Dolby International AB Efficient coding of audio scenes comprising audio objects
US9858932B2 (en) * 2013-07-08 2018-01-02 Dolby Laboratories Licensing Corporation Processing of time-varying metadata for lossless resampling
EP2879131A1 (en) * 2013-11-27 2015-06-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder, encoder and method for informed loudness estimation in object-based audio coding systems
CN112954580B (zh) 2014-12-11 2022-06-28 杜比实验室特许公司 元数据保留的音频对象聚类
TWI607655B (zh) * 2015-06-19 2017-12-01 Sony Corp Coding apparatus and method, decoding apparatus and method, and program
JP6355207B2 (ja) * 2015-07-22 2018-07-11 日本電信電話株式会社 伝送システム、符号化装置、復号装置、それらの方法及びプログラム
US10278000B2 (en) 2015-12-14 2019-04-30 Dolby Laboratories Licensing Corporation Audio object clustering with single channel quality preservation
EP3409029A1 (en) 2016-01-29 2018-12-05 Dolby Laboratories Licensing Corporation Binaural dialogue enhancement
CN106411795B (zh) * 2016-10-31 2019-07-16 哈尔滨工业大学 一种非重构框架下的信号估计方法
WO2018162472A1 (en) 2017-03-06 2018-09-13 Dolby International Ab Integrated reconstruction and rendering of audio signals
US10891962B2 (en) 2017-03-06 2021-01-12 Dolby International Ab Integrated reconstruction and rendering of audio signals
GB2567172A (en) * 2017-10-04 2019-04-10 Nokia Technologies Oy Grouping and transport of audio objects
JP7358986B2 (ja) 2017-10-05 2023-10-11 ソニーグループ株式会社 復号装置および方法、並びにプログラム
GB2578715A (en) * 2018-07-20 2020-05-27 Nokia Technologies Oy Controlling audio focus for spatial audio processing
CN113016032A (zh) * 2018-11-20 2021-06-22 索尼集团公司 信息处理装置和方法以及程序
EP4032086A4 (en) * 2019-09-17 2023-05-10 Nokia Technologies Oy SPATIAL AUDIO PARAMETERS CODING AND ASSOCIATED DECODING
GB2590650A (en) * 2019-12-23 2021-07-07 Nokia Technologies Oy The merging of spatial audio parameters
KR20230001135A (ko) * 2021-06-28 2023-01-04 네이버 주식회사 사용자 맞춤형 현장감 실현을 위한 오디오 콘텐츠를 처리하는 컴퓨터 시스템 및 그의 방법

Family Cites Families (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2208297T3 (es) * 1999-04-07 2004-06-16 Dolby Laboratories Licensing Corporation Generacion de matrices para codificacion y descodificacion sin perdidas de señales de audio multicanal.
US6351733B1 (en) * 2000-03-02 2002-02-26 Hearing Enhancement Company, Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
US7567675B2 (en) 2002-06-21 2009-07-28 Audyssey Laboratories, Inc. System and method for automatic multiple listener room acoustic correction with low filter orders
DE10344638A1 (de) * 2003-08-04 2005-03-10 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Erzeugen, Speichern oder Bearbeiten einer Audiodarstellung einer Audioszene
FR2862799B1 (fr) * 2003-11-26 2006-02-24 Inst Nat Rech Inf Automat Dispositif et methode perfectionnes de spatialisation du son
US7394903B2 (en) 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
CA2808226C (en) * 2004-03-01 2016-07-19 Dolby Laboratories Licensing Corporation Multichannel audio coding
CN1938760B (zh) * 2004-04-05 2012-05-23 皇家飞利浦电子股份有限公司 多通道编码器
GB2415639B (en) 2004-06-29 2008-09-17 Sony Comp Entertainment Europe Control of data processing
SE0402651D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods for interpolation and parameter signalling
ATE521143T1 (de) * 2005-02-23 2011-09-15 Ericsson Telefon Ab L M Adaptive bitzuweisung für die mehrkanal- audiokodierung
PL1866912T3 (pl) 2005-03-30 2011-03-31 Koninl Philips Electronics Nv Kodowanie wielokanałowego sygnału audio
CN101258538B (zh) * 2005-05-26 2013-06-12 Lg电子株式会社 将音频信号编解码的方法
ES2587999T3 (es) * 2005-10-20 2016-10-28 Lg Electronics Inc. Procedimiento, aparato y soporte de registro legible por ordenador para decodificar una señal de audio multicanal
CN101292284B (zh) * 2005-10-20 2012-10-10 Lg电子株式会社 编码解码多声道音频信号的方法及其装置
US7965848B2 (en) * 2006-03-29 2011-06-21 Dolby International Ab Reduced number of channels decoding
RU2420814C2 (ru) * 2006-03-29 2011-06-10 Конинклейке Филипс Электроникс Н.В. Аудиодекодирование
US8379868B2 (en) 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
CN101506875B (zh) * 2006-07-07 2012-12-19 弗劳恩霍夫应用研究促进协会 用于组合多个参数编码的音频源的设备和方法
MX2009002795A (es) * 2006-09-18 2009-04-01 Koninkl Philips Electronics Nv Codificacion y decodificacion de objetos de audio.
KR100987457B1 (ko) * 2006-09-29 2010-10-13 엘지전자 주식회사 오브젝트 기반 오디오 신호를 인코딩 및 디코딩하는 방법 및 장치
RU2407072C1 (ru) 2006-09-29 2010-12-20 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способы и устройства кодирования и декодирования объектно-ориентированных аудиосигналов
PL2092791T3 (pl) 2006-10-13 2011-05-31 Galaxy Studios Nv Sposób i koder do łączenia zestawów danych cyfrowych, sposób dekodowania i dekoder do takich połączonych zestawów danych cyfrowych oraz nośnik zapisu do przechowywania takich połączonych zestawów danych cyfrowych
WO2008046530A2 (en) * 2006-10-16 2008-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multi -channel parameter transformation
WO2008046531A1 (en) * 2006-10-16 2008-04-24 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
KR101055739B1 (ko) 2006-11-24 2011-08-11 엘지전자 주식회사 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그 장치
US8290167B2 (en) 2007-03-21 2012-10-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
CA2684975C (en) * 2007-04-26 2016-08-02 Dolby Sweden Ab Apparatus and method for synthesizing an output signal
EP2076900A1 (en) 2007-10-17 2009-07-08 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Audio coding using upmix
JP5243554B2 (ja) 2008-01-01 2013-07-24 エルジー エレクトロニクス インコーポレイティド オーディオ信号の処理方法及び装置
KR101461685B1 (ko) * 2008-03-31 2014-11-19 한국전자통신연구원 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치
US8060042B2 (en) * 2008-05-23 2011-11-15 Lg Electronics Inc. Method and an apparatus for processing an audio signal
EP2146522A1 (en) * 2008-07-17 2010-01-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating audio output signals using object based metadata
WO2010013450A1 (ja) 2008-07-29 2010-02-04 パナソニック株式会社 音響符号化装置、音響復号化装置、音響符号化復号化装置および会議システム
EP2175670A1 (en) * 2008-10-07 2010-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Binaural rendering of a multi-channel audio signal
WO2010041877A2 (en) * 2008-10-08 2010-04-15 Lg Electronics Inc. A method and an apparatus for processing a signal
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.
EP2214161A1 (en) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for upmixing a downmix audio signal
JP5163545B2 (ja) * 2009-03-05 2013-03-13 富士通株式会社 オーディオ復号装置及びオーディオ復号方法
KR101283783B1 (ko) * 2009-06-23 2013-07-08 한국전자통신연구원 고품질 다채널 오디오 부호화 및 복호화 장치
US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
TWI441164B (zh) * 2009-06-24 2014-06-11 Fraunhofer Ges Forschung 音訊信號解碼器、用以將音訊信號解碼之方法、以及運用級聯音訊物件處理級之電腦程式
CN102171754B (zh) 2009-07-31 2013-06-26 松下电器产业株式会社 编码装置以及解码装置
KR20120062758A (ko) 2009-08-14 2012-06-14 에스알에스 랩스, 인크. 오디오 객체들을 적응적으로 스트리밍하기 위한 시스템
AU2010303039B9 (en) * 2009-09-29 2014-10-23 Dolby International Ab 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
US9432790B2 (en) 2009-10-05 2016-08-30 Microsoft Technology Licensing, Llc Real-time sound propagation for dynamic sources
US9105300B2 (en) * 2009-10-19 2015-08-11 Dolby International Ab Metadata time marking information for indicating a section of an audio object
WO2011048067A1 (en) 2009-10-20 2011-04-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Apparatus for providing an upmix signal representation on the basis of a downmix signal representation, apparatus for providing a bitstream representing a multichannel audio signal, methods, computer program and bitstream using a distortion control signaling
EP2489038B1 (en) 2009-11-20 2016-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter
TWI444989B (zh) 2010-01-22 2014-07-11 Dolby Lab Licensing Corp 針對改良多通道上混使用多通道解相關之技術
KR102011793B1 (ko) 2010-04-09 2019-08-19 돌비 인터네셔널 에이비 Mdct-기반의 복소수 예측 스테레오 코딩
GB2485979A (en) 2010-11-26 2012-06-06 Univ Surrey Spatial audio coding
JP2012151663A (ja) 2011-01-19 2012-08-09 Toshiba Corp 立体音響生成装置及び立体音響生成方法
WO2012122397A1 (en) * 2011-03-09 2012-09-13 Srs Labs, Inc. System for dynamically creating and rendering audio objects
EP2829083B1 (en) 2012-03-23 2016-08-10 Dolby Laboratories Licensing Corporation System and method of speaker cluster design and rendering
US9761229B2 (en) * 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
US9516446B2 (en) 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
EP2883366B8 (en) 2012-08-07 2016-12-14 Dolby Laboratories Licensing Corporation Encoding and rendering of object based audio indicative of game audio content
EP2717265A1 (en) * 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for backward compatible dynamic adaption of time/frequency resolution in spatial-audio-object-coding
EP2936485B1 (en) 2012-12-21 2017-01-04 Dolby Laboratories Licensing Corporation Object clustering for rendering object-based audio content based on perceptual criteria
EP4300488A3 (en) 2013-04-05 2024-02-28 Dolby International AB Stereo audio encoder and decoder
EP3312835B1 (en) * 2013-05-24 2020-05-13 Dolby International AB Efficient coding of audio scenes comprising audio objects
RU2676041C1 (ru) 2013-05-24 2018-12-25 Долби Интернэшнл Аб Аудиокодер и аудиодекодер
KR101761569B1 (ko) 2013-05-24 2017-07-27 돌비 인터네셔널 에이비 오디오 현장의 코딩
EP3270375B1 (en) 2013-05-24 2020-01-15 Dolby International AB Reconstruction of audio scenes from a downmix

Also Published As

Publication number Publication date
KR20160003039A (ko) 2016-01-08
RU2745832C2 (ru) 2021-04-01
KR102033304B1 (ko) 2019-10-17
CN105229733A (zh) 2016-01-06
RU2017134913A (ru) 2019-02-08
CN110085240B (zh) 2023-05-23
RU2634422C2 (ru) 2017-10-27
EP3312835B1 (en) 2020-05-13
RU2015150078A (ru) 2017-05-26
BR112015029113A2 (pt) 2017-07-25
US9852735B2 (en) 2017-12-26
US11705139B2 (en) 2023-07-18
CN109712630B (zh) 2023-05-30
JP2016525699A (ja) 2016-08-25
JP6538128B2 (ja) 2019-07-03
US20220189493A1 (en) 2022-06-16
RU2017134913A3 (zh) 2020-11-23
EP3005353A1 (en) 2016-04-13
CN109712630A (zh) 2019-05-03
HK1246959A1 (zh) 2018-09-14
JP2017199034A (ja) 2017-11-02
CN109410964A (zh) 2019-03-01
EP3712889A1 (en) 2020-09-23
JP6192813B2 (ja) 2017-09-06
CN110085240A (zh) 2019-08-02
US20160104496A1 (en) 2016-04-14
KR20170075805A (ko) 2017-07-03
CN109410964B (zh) 2023-04-14
EP3312835A1 (en) 2018-04-25
US11270709B2 (en) 2022-03-08
CN105229733B (zh) 2019-03-08
US20180096692A1 (en) 2018-04-05
WO2014187991A1 (en) 2014-11-27
ES2643789T3 (es) 2017-11-24
BR112015029113B1 (pt) 2022-03-22
KR101751228B1 (ko) 2017-06-27
EP3005353B1 (en) 2017-08-16

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