EP1984916A4 - Procede de codage et de decodage de signal audio a base d'objet et appareil correspondant - Google Patents

Procede de codage et de decodage de signal audio a base d'objet et appareil correspondant

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
German (de)
English (en)
Other versions
EP1984916A1 (fr
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/fr
Publication of EP1984916A4 publication Critical patent/EP1984916A4/fr
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 Procede de codage et de decodage de signal audio a base d'objet et appareil correspondant Ceased EP1984916A4 (fr)

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 (fr) 2006-02-09 2007-02-09 Procédé de codage et de décodage de signal audio à base d'objet et appareil correspondant

Publications (2)

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

Family

ID=39731308

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07708880A Ceased EP1984916A4 (fr) 2006-02-09 2007-02-09 Procede de codage et de decodage de signal audio a base d'objet et appareil correspondant

Country Status (7)

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

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100917843B1 (ko) * 2006-09-29 2009-09-18 한국전자통신연구원 다양한 채널로 구성된 다객체 오디오 신호의 부호화 및복호화 장치 및 방법
WO2008046530A2 (fr) * 2006-10-16 2008-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé de transformation de paramètres de canaux multiples
EP2054875B1 (fr) 2006-10-16 2011-03-23 Dolby Sweden AB Codage amélioré et représentation de paramètres d'un codage d'objet à mélange abaisseur multi-canal
JP5941610B2 (ja) 2006-12-27 2016-06-29 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ トランスコーディング装置
EP2109861B1 (fr) * 2007-01-10 2019-03-13 Koninklijke Philips N.V. Décodeur audio
AU2008215231B2 (en) 2007-02-14 2010-02-18 Lg Electronics Inc. Methods and apparatuses for encoding and decoding object-based audio signals
KR101566025B1 (ko) * 2007-10-22 2015-11-05 한국전자통신연구원 다객체 오디오 부호화 및 복호화 방법과 그 장치
WO2009084916A1 (fr) * 2008-01-01 2009-07-09 Lg Electronics Inc. Procédé et appareil pour traiter dun signal audio
WO2009084919A1 (fr) * 2008-01-01 2009-07-09 Lg Electronics Inc. Procédé et appareil pour traiter un signal audio
US8615316B2 (en) 2008-01-23 2013-12-24 Lg Electronics Inc. Method and an apparatus for processing an audio signal
EP2083584B1 (fr) 2008-01-23 2010-09-15 LG Electronics Inc. Procédé et appareil de traitement de signal audio
KR101461685B1 (ko) * 2008-03-31 2014-11-19 한국전자통신연구원 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치
JP5406276B2 (ja) * 2008-04-16 2014-02-05 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
KR101061129B1 (ko) 2008-04-24 2011-08-31 엘지전자 주식회사 오디오 신호의 처리 방법 및 이의 장치
US8492450B2 (en) * 2008-11-27 2013-07-23 Toray Industries, Inc. Siloxane resin composition and protective film for touch panel using the same
RU2613731C2 (ru) 2012-12-04 2017-03-21 Самсунг Электроникс Ко., Лтд. Устройство предоставления аудио и способ предоставления аудио
WO2014111765A1 (fr) * 2013-01-15 2014-07-24 Koninklijke Philips N.V. Traitement audio binauriculaire
US20160066118A1 (en) * 2013-04-15 2016-03-03 Intellectual Discovery Co., Ltd. Audio signal processing method using generating virtual object
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 (fr) 2014-04-02 2018-01-31 Dolby International AB Exploitation de redondance de métadonnées dans des métadonnées audio immersives

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1989704A1 (fr) * 2006-02-03 2008-11-12 Electronics and Telecommunications Research Institute Procede et appareil destines a reguler la restitution d'un signal audio multi-objet ou multi-canal au moyen d'un repere spatial
EP2100297A1 (fr) * 2006-09-29 2009-09-16 Electronics and Telecommunications Research Institute Appareil et procédé de codage et de décodage d'un signal audio à objets multiples ayant divers canaux

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
ES2283815T3 (es) * 2002-10-14 2007-11-01 Thomson Licensing Metodo para codificar y decodificar la anchura de una fuente de sonido en una escena de audio.
EP1568251B1 (fr) * 2002-12-02 2007-01-24 Thomson Licensing Procede pour decrire la composition de signaux audio
EP1427252A1 (fr) * 2002-12-02 2004-06-09 Deutsche Thomson-Brandt Gmbh Procédé et appareil pour le traitement de signaux audio à partir d'un train de bits
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 (fr) * 2006-02-03 2008-11-12 Electronics and Telecommunications Research Institute Procede et appareil destines a reguler la restitution d'un signal audio multi-objet ou multi-canal au moyen d'un repere spatial
EP2100297A1 (fr) * 2006-09-29 2009-09-16 Electronics and Telecommunications Research Institute Appareil et procédé de codage et de décodage d'un signal audio à objets multiples ayant divers canaux

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

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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

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: LG ELECTRONICS INC.

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