CN101911180A - 多对象音频编码和解码方法以及其设备 - Google Patents

多对象音频编码和解码方法以及其设备 Download PDF

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Publication number
CN101911180A
CN101911180A CN2008801223283A CN200880122328A CN101911180A CN 101911180 A CN101911180 A CN 101911180A CN 2008801223283 A CN2008801223283 A CN 2008801223283A CN 200880122328 A CN200880122328 A CN 200880122328A CN 101911180 A CN101911180 A CN 101911180A
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China
Prior art keywords
signal
audio object
downmix
foreground
residual signal
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Chinese (zh)
Inventor
白承权
徐廷一
姜京玉
洪镇佑
金镇雄
李泰辰
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Electronics and Telecommunications Research Institute ETRI
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Electronics and Telecommunications Research Institute ETRI
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Priority to CN201210432085.1A priority Critical patent/CN102968994B/zh
Publication of CN101911180A publication Critical patent/CN101911180A/zh
Pending legal-status Critical Current

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    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical 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)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN2008801223283A 2007-10-22 2008-10-21 多对象音频编码和解码方法以及其设备 Pending CN101911180A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210432085.1A CN102968994B (zh) 2007-10-22 2008-10-21 多对象音频解码方法和设备

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR10-2007-0106067 2007-10-22
KR20070106067 2007-10-22
KR20080002759 2008-01-09
KR10-2008-0002759 2008-01-09
PCT/KR2008/006226 WO2009054665A1 (en) 2007-10-22 2008-10-21 Multi-object audio encoding and decoding method and apparatus thereof

Related Child Applications (3)

Application Number Title Priority Date Filing Date
CN2013100735253A Division CN103151047A (zh) 2007-10-22 2008-10-21 多对象音频解码方法
CN201210106922.1A Division CN102682773B (zh) 2007-10-22 2008-10-21 多对象音频解码设备
CN201210432085.1A Division CN102968994B (zh) 2007-10-22 2008-10-21 多对象音频解码方法和设备

Publications (1)

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CN101911180A true CN101911180A (zh) 2010-12-08

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Family Applications (4)

Application Number Title Priority Date Filing Date
CN2008801223283A Pending CN101911180A (zh) 2007-10-22 2008-10-21 多对象音频编码和解码方法以及其设备
CN2013100735253A Pending CN103151047A (zh) 2007-10-22 2008-10-21 多对象音频解码方法
CN201210106922.1A Expired - Fee Related CN102682773B (zh) 2007-10-22 2008-10-21 多对象音频解码设备
CN201210432085.1A Expired - Fee Related CN102968994B (zh) 2007-10-22 2008-10-21 多对象音频解码方法和设备

Family Applications After (3)

Application Number Title Priority Date Filing Date
CN2013100735253A Pending CN103151047A (zh) 2007-10-22 2008-10-21 多对象音频解码方法
CN201210106922.1A Expired - Fee Related CN102682773B (zh) 2007-10-22 2008-10-21 多对象音频解码设备
CN201210432085.1A Expired - Fee Related CN102968994B (zh) 2007-10-22 2008-10-21 多对象音频解码方法和设备

Country Status (6)

Country Link
US (2) US20100228554A1 (enExample)
EP (3) EP2511903A3 (enExample)
JP (2) JP2011501230A (enExample)
KR (2) KR101566025B1 (enExample)
CN (4) CN101911180A (enExample)
WO (1) WO2009054665A1 (enExample)

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CN103649706A (zh) * 2011-03-16 2014-03-19 Dts（英属维尔京群岛）有限公司 三维音频音轨的编码及再现

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US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
KR101613975B1 (ko) * 2009-08-18 2016-05-02 삼성전자주식회사 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치
BR112014010062B1 (pt) * 2011-11-01 2021-12-14 Koninklijke Philips N.V. Codificador de objeto de áudio, decodificador de objeto de áudio, método para a codificação de objeto de áudio, e método para a decodificação de objeto de áudio
US9190065B2 (en) 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9761229B2 (en) 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
US9479886B2 (en) 2012-07-20 2016-10-25 Qualcomm Incorporated Scalable downmix design with feedback for object-based surround codec
RU2628900C2 (ru) 2012-08-10 2017-08-22 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Кодер, декодер, система и способ, использующие концепцию остатка для параметрического кодирования аудиобъектов
US9666198B2 (en) 2013-05-24 2017-05-30 Dolby International Ab Reconstruction of audio scenes from a downmix
CA3211326A1 (en) 2013-05-24 2014-11-27 Dolby International Ab Coding of audio scenes
EP2830053A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal
EP2830051A3 (en) * 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
KR20160101692A (ko) 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
WO2019143867A1 (en) * 2018-01-18 2019-07-25 Dolby Laboratories Licensing Corporation Methods and devices for coding soundfield representation signals
US11276413B2 (en) 2018-10-26 2022-03-15 Electronics And Telecommunications Research Institute Audio signal encoding method and audio signal decoding method, and encoder and decoder performing the same
EP3881560B1 (en) 2018-11-13 2024-07-24 Dolby Laboratories Licensing Corporation Representing spatial audio by means of an audio signal and associated metadata
CA3116181A1 (en) 2018-11-13 2020-05-22 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services

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KR20070061843A (ko) * 2004-09-28 2007-06-14 마츠시타 덴끼 산교 가부시키가이샤 스케일러블 부호화 장치 및 스케일러블 부호화 방법
MX2007005262A (es) * 2004-11-04 2007-07-09 Koninkl Philips Electronics Nv Codificacion y decodificacion de senales de audio de varios canales.
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
DE602006014809D1 (de) * 2005-03-30 2010-07-22 Koninkl Philips Electronics Nv Skalierbare mehrkanal-audiokodierung
KR20070076363A (ko) * 2006-01-18 2007-07-24 엘지전자 주식회사 오디오 신호의 인코딩 및 디코딩 방법
ES2374309T3 (es) * 2005-07-14 2012-02-15 Koninklijke Philips Electronics N.V. Decodificación de audio.
KR20070025906A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 레지듀얼 코딩 정보비트스트림 구성방법
KR20070025903A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 레지듀얼 신호의파라미터 밴드 수 비트스트림 구성방법
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR101178222B1 (ko) * 2005-12-22 2012-08-29 삼성전자주식회사 오디오 부호화 및 복호화 방법과 그 장치
KR20080087909A (ko) * 2006-01-19 2008-10-01 엘지전자 주식회사 신호 디코딩 방법 및 장치
EP1989704B1 (en) * 2006-02-03 2013-10-16 Electronics and Telecommunications Research Institute Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
JP2009526467A (ja) * 2006-02-09 2009-07-16 エルジー エレクトロニクス インコーポレイティド オブジェクトベースオーディオ信号の符号化及び復号化方法とその装置
KR20070087494A (ko) * 2006-02-23 2007-08-28 엘지전자 주식회사 멀티 채널 오디오 신호의 디코딩 방법 및 장치
WO2008114982A1 (en) * 2007-03-16 2008-09-25 Lg Electronics Inc. A method and an apparatus for processing an audio signal
CA2702986C (en) * 2007-10-17 2016-08-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio coding using downmix

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103649706A (zh) * 2011-03-16 2014-03-19 Dts（英属维尔京群岛）有限公司 三维音频音轨的编码及再现
CN103649706B (zh) * 2011-03-16 2015-11-25 Dts（英属维尔京群岛）有限公司 三维音频音轨的编码及再现

Also Published As

Publication number Publication date
EP2212882A1 (en) 2010-08-04
US20120275609A1 (en) 2012-11-01
CN102682773B (zh) 2014-11-26
KR20090040857A (ko) 2009-04-27
WO2009054665A1 (en) 2009-04-30
EP2511903A2 (en) 2012-10-17
EP2624253A3 (en) 2013-11-06
CN102968994B (zh) 2015-07-15
CN103151047A (zh) 2013-06-12
CN102682773A (zh) 2012-09-19
JP2011501230A (ja) 2011-01-06
CN102968994A (zh) 2013-03-13
KR101566055B1 (ko) 2015-11-05
EP2511903A3 (en) 2012-11-28
EP2624253A2 (en) 2013-08-07
US20100228554A1 (en) 2010-09-09
EP2212882A4 (en) 2011-12-28
KR20120061792A (ko) 2012-06-13
JP2012212160A (ja) 2012-11-01
KR101566025B1 (ko) 2015-11-05

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Application publication date: 20101208