ATE538604T1 - Verfahren und anordnung für einen decoder für mehrkanal-surroundton - Google Patents

Verfahren und anordnung für einen decoder für mehrkanal-surroundton

Info

Publication number
ATE538604T1
ATE538604T1 AT07716149T AT07716149T ATE538604T1 AT E538604 T1 ATE538604 T1 AT E538604T1 AT 07716149 T AT07716149 T AT 07716149T AT 07716149 T AT07716149 T AT 07716149T AT E538604 T1 ATE538604 T1 AT E538604T1
Authority
AT
Austria
Prior art keywords
decoder
arrangement
surround sound
channel surround
covariance matrix
Prior art date
Application number
AT07716149T
Other languages
English (en)
Inventor
Anisse Taleb
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE538604T1 publication Critical patent/ATE538604T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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 
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
AT07716149T 2006-03-28 2007-03-28 Verfahren und anordnung für einen decoder für mehrkanal-surroundton ATE538604T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74387106P 2006-03-28 2006-03-28
PCT/SE2007/050194 WO2007111568A2 (en) 2006-03-28 2007-03-28 Method and arrangement for a decoder for multi-channel surround sound

Publications (1)

Publication Number Publication Date
ATE538604T1 true ATE538604T1 (de) 2012-01-15

Family

ID=38541553

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07716149T ATE538604T1 (de) 2006-03-28 2007-03-28 Verfahren und anordnung für einen decoder für mehrkanal-surroundton

Country Status (6)

Country Link
US (1) US8126152B2 (de)
EP (1) EP2000001B1 (de)
JP (1) JP4875142B2 (de)
CN (1) CN101411214B (de)
AT (1) ATE538604T1 (de)
WO (1) WO2007111568A2 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4988716B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
WO2006126844A2 (en) * 2005-05-26 2006-11-30 Lg Electronics Inc. Method and apparatus for decoding an audio signal
KR100857105B1 (ko) * 2005-09-14 2008-09-05 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
WO2007083952A1 (en) * 2006-01-19 2007-07-26 Lg Electronics Inc. Method and apparatus for processing a media signal
KR100902899B1 (ko) 2006-02-07 2009-06-15 엘지전자 주식회사 부호화/복호화 장치 및 방법
KR101012259B1 (ko) * 2006-10-16 2011-02-08 돌비 스웨덴 에이비 멀티채널 다운믹스된 객체 코딩의 개선된 코딩 및 파라미터 표현
JP5337941B2 (ja) * 2006-10-16 2013-11-06 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ マルチチャネル・パラメータ変換のための装置および方法
KR101061129B1 (ko) * 2008-04-24 2011-08-31 엘지전자 주식회사 오디오 신호의 처리 방법 및 이의 장치
EP2144230A1 (de) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierungs-/Audiodekodierungsschema geringer Bitrate mit kaskadierten Schaltvorrichtungen
KR20110049863A (ko) 2008-08-14 2011-05-12 돌비 레버러토리즈 라이쎈싱 코오포레이션 오디오 신호 트랜스포맷팅
CN101673545B (zh) * 2008-09-12 2011-11-16 华为技术有限公司 一种编解码方法及装置
PL2489037T3 (pl) * 2009-10-16 2022-03-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie, sposób i program komputerowy do dostarczania regulowanych parametrów
EP2323130A1 (de) 2009-11-12 2011-05-18 Koninklijke Philips Electronics N.V. Parametrische Kodierung- und Dekodierung
JP5645951B2 (ja) * 2009-11-20 2014-12-24 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ ダウンミックス信号表現に基づくアップミックス信号を提供する装置、マルチチャネルオーディオ信号を表しているビットストリームを提供する装置、方法、コンピュータプログラム、および線形結合パラメータを使用してマルチチャネルオーディオ信号を表しているビットストリーム
CN102859590B (zh) 2010-02-24 2015-08-19 弗劳恩霍夫应用研究促进协会 产生增强下混频信号的装置、产生增强下混频信号的方法以及计算机程序
WO2011107951A1 (en) * 2010-03-02 2011-09-09 Nokia Corporation Method and apparatus for upmixing a two-channel audio signal
KR101666465B1 (ko) * 2010-07-22 2016-10-17 삼성전자주식회사 다채널 오디오 신호 부호화/복호화 장치 및 방법
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
KR101697550B1 (ko) * 2010-09-16 2017-02-02 삼성전자주식회사 멀티채널 오디오 대역폭 확장 장치 및 방법
KR20120038311A (ko) * 2010-10-13 2012-04-23 삼성전자주식회사 공간 파라미터 부호화 장치 및 방법，그리고 공간 파라미터 복호화 장치 및 방법
US8675881B2 (en) * 2010-10-21 2014-03-18 Bose Corporation Estimation of synthetic audio prototypes
US9078077B2 (en) 2010-10-21 2015-07-07 Bose Corporation Estimation of synthetic audio prototypes with frequency-based input signal decomposition
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
KR20120128542A (ko) * 2011-05-11 2012-11-27 삼성전자주식회사 멀티 채널 에코 제거를 위한 멀티 채널 비-상관 처리 방법 및 장치
EP2560161A1 (de) * 2011-08-17 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optimale Mischmatrizen und Verwendung von Dekorrelatoren in räumlicher Audioverarbeitung
US9799339B2 (en) 2012-05-29 2017-10-24 Nokia Technologies Oy Stereo audio signal encoder
RU2667630C2 (ru) 2013-05-16 2018-09-21 Конинклейке Филипс Н.В. Устройство аудиообработки и способ для этого
EP2830334A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mehrkanaliger Audiodecodierer, mehrkanaliger Audiocodierer, Verfahren, Computerprogramm und codierte Audiodarstellung unter Verwendung einer Dekorrelation gerenderter Audiosignale
EP2830051A3 (de) 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer, Audiodecodierer, Verfahren und Computerprogramm mit gemeinsamen codierten Restsignalen
EP2830336A3 (de) * 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Durch Renderer gesteuerter, räumlicher Upmix
SG11201600466PA (en) 2013-07-22 2016-02-26 Fraunhofer Ges Forschung Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
TWI774136B (zh) 2013-09-12 2022-08-11 瑞典商杜比國際公司 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統
US9779739B2 (en) 2014-03-20 2017-10-03 Dts, Inc. Residual encoding in an object-based audio system
WO2016003206A1 (ko) * 2014-07-01 2016-01-07 한국전자통신연구원 다채널 오디오 신호 처리 방법 및 장치
CN106471575B (zh) * 2014-07-01 2019-12-10 韩国电子通信研究院 多信道音频信号处理方法及装置
US9774974B2 (en) 2014-09-24 2017-09-26 Electronics And Telecommunications Research Institute Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion
UA120372C2 (uk) 2014-10-02 2019-11-25 Долбі Інтернешнл Аб Спосіб декодування і декодер для посилення діалогу
EP3007167A1 (de) * 2014-10-10 2016-04-13 Thomson Licensing Verfahren und Vorrichtung zur Komprimierung mit niedrigen Kompressions-Datenraten einer übergeordneten Ambisonics-Signalrepräsentation eines Schallfelds
US12125492B2 (en) 2015-09-25 2024-10-22 Voiceage Coproration Method and system for decoding left and right channels of a stereo sound signal
US10319385B2 (en) 2015-09-25 2019-06-11 Voiceage Corporation Method and system for encoding left and right channels of a stereo sound signal selecting between two and four sub-frames models depending on the bit budget
GB201718341D0 (en) 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
GB2572650A (en) 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
GB2574239A (en) 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters
MX2021015314A (es) * 2019-06-14 2022-02-03 Fraunhofer Ges Forschung Codificacion y decodificacion de parametros.
AU2021359777B2 (en) * 2020-10-13 2024-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding a plurality of audio objects using direction information during a downmixing or apparatus and method for decoding using an optimized covariance synthesis
EP4465294A3 (de) 2020-10-13 2024-12-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur codierung mehrerer audioobjekte oder vorrichtung und verfahren zur decodierung mit zwei oder mehr relevanten audioobjekten
CN118235433A (zh) * 2021-11-09 2024-06-21 弗劳恩霍夫应用研究促进协会 用于使用方差或协方差数据合成空间扩展声源的装置、方法或计算机程序
US20250008195A1 (en) * 2021-11-11 2025-01-02 Sony Group Corporation Information processing apparatus, information processing method, and program

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1139300C (zh) * 1997-05-20 2004-02-18 日本胜利株式会社 处理音频环绕信号的方法和系统
EP1054575A3 (de) * 1999-05-17 2002-09-18 Bose Corporation Richtdekodierer
WO2004019656A2 (en) * 2001-02-07 2004-03-04 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US7254239B2 (en) * 2001-02-09 2007-08-07 Thx Ltd. Sound system and method of sound reproduction
KR100522593B1 (ko) * 2002-07-08 2005-10-19 삼성전자주식회사 다채널 입체음향 사운드 생성방법 및 장치
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
DE102004042819A1 (de) * 2004-09-03 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals
EP1637355B1 (de) * 2004-09-17 2007-05-30 Bridgestone Corporation Luftreifen
US8204261B2 (en) * 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
KR101236259B1 (ko) * 2004-11-30 2013-02-22 에이저 시스템즈 엘엘시 오디오 채널들을 인코딩하는 방법 및 장치
EP1927102A2 (de) * 2005-06-03 2008-06-04 Dolby Laboratories Licensing Corporation Anordnung und verfahren zum kodieren von audiosignale mit hilfe von dekodierungsinstructionen
TWI396188B (zh) * 2005-08-02 2013-05-11 Dolby Lab Licensing Corp 依聆聽事件之函數控制空間音訊編碼參數的技術
EP1761110A1 (de) * 2005-09-02 2007-03-07 Ecole Polytechnique Fédérale de Lausanne Methode zur Generation eines Multikanalaudiosignals aus Stereosignalen
BRPI0616057A2 (pt) * 2005-09-14 2011-06-07 Lg Electronics Inc método e aparelho para decodificar um sinal de aúdio
US8560303B2 (en) * 2006-02-03 2013-10-15 Electronics And Telecommunications Research Institute Apparatus and method for visualization of multichannel audio signals
WO2008006108A2 (en) * 2006-07-07 2008-01-10 Srs Labs, Inc. Systems and methods for multi-dialog surround audio

Also Published As

Publication number Publication date
EP2000001B1 (de) 2011-12-21
WO2007111568A2 (en) 2007-10-04
WO2007111568A3 (en) 2007-12-13
US8126152B2 (en) 2012-02-28
CN101411214A (zh) 2009-04-15
CN101411214B (zh) 2011-08-10
JP4875142B2 (ja) 2012-02-15
EP2000001A2 (de) 2008-12-10
JP2009531735A (ja) 2009-09-03
US20090110203A1 (en) 2009-04-30

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