EP1984916A4 - Verfahren zum codieren und decodieren eines audiosignals auf objektbasis und vorrichtung dafür - Google Patents

Verfahren zum codieren und decodieren eines audiosignals auf objektbasis und vorrichtung dafür

Info

Publication number
EP1984916A4
EP1984916A4 EP07708880A EP07708880A EP1984916A4 EP 1984916 A4 EP1984916 A4 EP 1984916A4 EP 07708880 A EP07708880 A EP 07708880A EP 07708880 A EP07708880 A EP 07708880A EP 1984916 A4 EP1984916 A4 EP 1984916A4
Authority
EP
European Patent Office
Prior art keywords
encoding
audio signal
based audio
decoding object
decoding
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.)
Ceased
Application number
EP07708880A
Other languages
English (en)
French (fr)
Other versions
EP1984916A1 (de
Inventor
Sung Yong Yoon
Hee Suk Pang
Hyun Kook Lee
Dong Soo Kim
Jae Hyun Lim
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP1984916A1 publication Critical patent/EP1984916A1/de
Publication of EP1984916A4 publication Critical patent/EP1984916A4/de
Ceased legal-status Critical Current

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
    • 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
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • 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)
EP07708880A 2006-02-09 2007-02-09 Verfahren zum codieren und decodieren eines audiosignals auf objektbasis und vorrichtung dafür Ceased EP1984916A4 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US77147106P 2006-02-09 2006-02-09
US77333706P 2006-02-15 2006-02-15
US88071407P 2007-01-17 2007-01-17
US88094207P 2007-01-18 2007-01-18
PCT/KR2007/000730 WO2007091870A1 (en) 2006-02-09 2007-02-09 Method for encoding and decoding object-based audio signal and apparatus thereof

Publications (2)

Publication Number Publication Date
EP1984916A1 EP1984916A1 (de) 2008-10-29
EP1984916A4 true EP1984916A4 (de) 2010-09-29

Family

ID=39731308

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07708880A Ceased EP1984916A4 (de) 2006-02-09 2007-02-09 Verfahren zum codieren und decodieren eines audiosignals auf objektbasis und vorrichtung dafür

Country Status (7)

Country Link
EP (1) EP1984916A4 (de)
JP (1) JP2009526467A (de)
AU (1) AU2007212873B2 (de)
BR (1) BRPI0708047A2 (de)
CA (1) CA2646278A1 (de)
TW (1) TWI326448B (de)
WO (1) WO2007091870A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008039038A1 (en) * 2006-09-29 2008-04-03 Electronics And Telecommunications Research Institute Apparatus and method for coding and decoding multi-object audio signal with various channel
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
DE602007013415D1 (de) 2006-10-16 2011-05-05 Dolby Sweden Ab Erweiterte codierung und parameterrepräsentation einer mehrkanaligen heruntergemischten objektcodierung
EP2595152A3 (de) * 2006-12-27 2013-11-13 Electronics and Telecommunications Research Institute Transkodiervorrichtung
EP2109861B1 (de) * 2007-01-10 2019-03-13 Koninklijke Philips N.V. Audiodekoder
CA2645915C (en) * 2007-02-14 2012-10-23 Lg Electronics Inc. Methods and apparatuses for encoding and decoding object-based audio signals
US20100228554A1 (en) * 2007-10-22 2010-09-09 Electronics And Telecommunications Research Institute Multi-object audio encoding and decoding method and apparatus thereof
AU2008344132B2 (en) * 2008-01-01 2012-07-19 Lg Electronics Inc. A method and an apparatus for processing an audio signal
JP5243556B2 (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
WO2009093867A2 (en) 2008-01-23 2009-07-30 Lg Electronics Inc. A method and an apparatus for processing audio signal
WO2009093866A2 (en) 2008-01-23 2009-07-30 Lg Electronics Inc. A method and an apparatus for processing an audio signal
KR101461685B1 (ko) * 2008-03-31 2014-11-19 한국전자통신연구원 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치
CN102007533B (zh) * 2008-04-16 2012-12-12 Lg电子株式会社 用于处理音频信号的方法和装置
KR101061129B1 (ko) 2008-04-24 2011-08-31 엘지전자 주식회사 오디오 신호의 처리 방법 및 이의 장치
WO2010061744A1 (ja) * 2008-11-27 2010-06-03 東レ株式会社 シロキサン樹脂組成物およびそれを用いたタッチパネル用保護膜
CA2893729C (en) 2012-12-04 2019-03-12 Samsung Electronics Co., Ltd. Audio providing apparatus and audio providing method
TR201808415T4 (tr) * 2013-01-15 2018-07-23 Koninklijke Philips Nv Binoral ses işleme.
CN105144751A (zh) * 2013-04-15 2015-12-09 英迪股份有限公司 用于产生虚拟对象的音频信号处理方法
TWI615834B (zh) * 2013-05-31 2018-02-21 Sony Corp 編碼裝置及方法、解碼裝置及方法、以及程式
KR102231755B1 (ko) 2013-10-25 2021-03-24 삼성전자주식회사 입체 음향 재생 방법 및 장치
EP3127110B1 (de) 2014-04-02 2018-01-31 Dolby International AB Nutzung von metadatenredundanz bei immersiven audiometadaten

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1989704A1 (de) * 2006-02-03 2008-11-12 Electronics and Telecommunications Research Institute Verfahren und vorrichtung zur steuerung der wiedergabe eines mehrfachobjekts oder mehrfachkanal-audiosignals unter verwendung eines räumlichen hinweises
EP2100297A1 (de) * 2006-09-29 2009-09-16 Electronics and Telecommunications Research Institute Vorrichtung und verfahren zur kodierung und dekodierung eines mehrobjekt-audiosignals mit verschiedenen kanälen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100416757B1 (ko) * 1999-06-10 2004-01-31 삼성전자주식회사 위치 조절이 가능한 가상 음상을 이용한 스피커 재생용 다채널오디오 재생 장치 및 방법
US8437868B2 (en) * 2002-10-14 2013-05-07 Thomson Licensing Method for coding and decoding the wideness of a sound source in an audio scene
EP1427252A1 (de) * 2002-12-02 2004-06-09 Deutsche Thomson-Brandt Gmbh Verfahren und Anordnung zur Verarbeitung von Audiosignalen aus einem Bitstrom
US9002716B2 (en) * 2002-12-02 2015-04-07 Thomson Licensing Method for describing the composition of audio signals
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1989704A1 (de) * 2006-02-03 2008-11-12 Electronics and Telecommunications Research Institute Verfahren und vorrichtung zur steuerung der wiedergabe eines mehrfachobjekts oder mehrfachkanal-audiosignals unter verwendung eines räumlichen hinweises
EP2100297A1 (de) * 2006-09-29 2009-09-16 Electronics and Telecommunications Research Institute Vorrichtung und verfahren zur kodierung und dekodierung eines mehrobjekt-audiosignals mit verschiedenen kanälen

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
"Draft Call for Proposals on Spatial Audio Object Coding", ITU STUDY GROUP 16 - VIDEO CODING EXPERTS GROUP -ISO/IEC MPEG & ITU-T VCEG(ISO/IEC JTC1/SC29/WG11 AND ITU-T SG16 Q6), XX, XX, no. N8639, 27 October 2006 (2006-10-27), XP030015133 *
BAUMGARTE F ET AL: "Binaural cue coding-part II: schemes and applications", 1 November 2003, IEEE TRANSACTIONS ON SPEECH AND AUDIO PROCESSING, IEEE SERVICE CENTER, NEW YORK, NY, US, PAGE(S) 520 - 531, ISSN: 1063-6676, XP011104739 *
BREEBAART J ET AL: "Multi-channel goes mobile: MPEG surround binaural rendering", AES INTERNATIONAL CONFERENCE. AUDIO FOR MOBILE AND HANDHELDDEVICES, XX, XX, 2 September 2006 (2006-09-02), pages 1 - 13, XP007902577 *
ERIK SCHUIJERS: "Comments on Draft CfP on spatial audio object coding", 79. MPEG MEETING; 15-01-2007 - 19-01-2007; MARRAKECH; (MOTION PICTUREEXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. M14201, 10 January 2007 (2007-01-10), XP030042857, ISSN: 0000-0146 *
FALLER ET AL: "Parametric Joint-Coding of Audio Sources", AES CONVENTION 120; MAY 2006, AES, 60 EAST 42ND STREET, ROOM 2520 NEW YORK 10165-2520, USA, 1 May 2006 (2006-05-01), XP040507646 *
HERRE J ET AL: "THE REFERENCE MODEL ARCHITECTURE FOR MPEG SPATIAL AUDIO CODING", AUDIO ENGINEERING SOCIETY CONVENTION PAPER, NEW YORK, NY, US, 28 May 2005 (2005-05-28), pages 1 - 13, XP009059973 *
See also references of WO2007091870A1 *

Also Published As

Publication number Publication date
CA2646278A1 (en) 2007-08-16
TWI326448B (en) 2010-06-21
TW200741649A (en) 2007-11-01
JP2009526467A (ja) 2009-07-16
WO2007091870A1 (en) 2007-08-16
AU2007212873A1 (en) 2007-08-16
WO2007091870A8 (en) 2008-09-12
BRPI0708047A2 (pt) 2011-05-17
AU2007212873B2 (en) 2010-02-25
EP1984916A1 (de) 2008-10-29

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Inventor name: LIM, JAE HYUN

Inventor name: YOON, SUNG YONG

Inventor name: KIM, DONG SOO

Inventor name: LEE, HYUN KOOK

Inventor name: PANG, HEE SUK

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Owner name: LG ELECTRONICS INC.

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