JP2008530603A5 - - Google Patents

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JP2008530603A5
JP2008530603A5 JP2007554579A JP2007554579A JP2008530603A5 JP 2008530603 A5 JP2008530603 A5 JP 2008530603A5 JP 2007554579 A JP2007554579 A JP 2007554579A JP 2007554579 A JP2007554579 A JP 2007554579A JP 2008530603 A5 JP2008530603 A5 JP 2008530603A5
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cues
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audio
mixer
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JP5179881B2 (ja
JP2008530603A (ja
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JP2007554579A 2005-02-14 2006-02-13 オーディオソースのパラメトリックジョイント符号化 Active JP5179881B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP05101055.1 2005-02-14
EP05101055A EP1691348A1 (en) 2005-02-14 2005-02-14 Parametric joint-coding of audio sources
PCT/EP2006/050904 WO2006084916A2 (en) 2005-02-14 2006-02-13 Parametric joint-coding of audio sources

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JP2012155121A Division JP5638037B2 (ja) 2005-02-14 2012-07-11 オーディオソースのパラメトリックジョイント符号化

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JP2008530603A JP2008530603A (ja) 2008-08-07
JP2008530603A5 true JP2008530603A5 (enExample) 2012-08-30
JP5179881B2 JP5179881B2 (ja) 2013-04-10

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JP2012155121A Active JP5638037B2 (ja) 2005-02-14 2012-07-11 オーディオソースのパラメトリックジョイント符号化

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US (12) US8355509B2 (enExample)
EP (4) EP1691348A1 (enExample)
JP (2) JP5179881B2 (enExample)
KR (1) KR100924577B1 (enExample)
CN (2) CN102123341B (enExample)
AT (1) ATE531035T1 (enExample)
AU (3) AU2006212191B2 (enExample)
BR (5) BR122018072505B1 (enExample)
CA (2) CA2597746C (enExample)
ES (2) ES2374434T3 (enExample)
IL (1) IL185192A (enExample)
MX (1) MX2007009559A (enExample)
NO (1) NO338701B1 (enExample)
PL (1) PL1844465T3 (enExample)
RU (1) RU2376654C2 (enExample)
TR (1) TR201811059T4 (enExample)
WO (1) WO2006084916A2 (enExample)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1691348A1 (en) * 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametric joint-coding of audio sources
BRPI0608756B1 (pt) * 2005-03-30 2019-06-04 Koninklijke Philips N. V. Codificador e decodificador de áudio de multicanais, método para codificar e decodificar um sinal de áudio de n canais, sinal de áudio de multicanais codificado para um sinal de áudio de n canais e sistema de transmissão
EP1913578B1 (en) * 2005-06-30 2012-08-01 LG Electronics Inc. Method and apparatus for decoding an audio signal
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
US9426596B2 (en) 2006-02-03 2016-08-23 Electronics And Telecommunications Research Institute Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
KR20080093422A (ko) * 2006-02-09 2008-10-21 엘지전자 주식회사 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치
EP1853092B1 (en) 2006-05-04 2011-10-05 LG Electronics, Inc. Enhancing stereo audio with remix capability
US8027479B2 (en) * 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
HUE043155T2 (hu) * 2006-07-04 2019-08-28 Dolby Int Ab Szûrõátalakítót és szûrõkrompresszort tartalmazó szûrõrendszer, és eljárás a szûrõrendszer mûködtetésére
USRE50746E1 (en) * 2006-07-07 2026-01-06 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Concept for combining multiple parametrically coded audio sources
KR101056325B1 (ko) * 2006-07-07 2011-08-11 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 복수의 파라미터적으로 코딩된 오디오 소스들을 결합하는 장치 및 방법
US20100040135A1 (en) * 2006-09-29 2010-02-18 Lg Electronics Inc. Apparatus for processing mix signal and method thereof
JP5232789B2 (ja) 2006-09-29 2013-07-10 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をエンコーディング及びデコーディングする方法並びにその装置
RU2009116279A (ru) * 2006-09-29 2010-11-10 ЭлДжи ЭЛЕКТРОНИКС ИНК. (KR) Способы и устройства кодирования и декодирования объектно-ориентированных аудиосигналов
WO2008044901A1 (en) * 2006-10-12 2008-04-17 Lg Electronics Inc., Apparatus for processing a mix signal and method thereof
KR100891665B1 (ko) 2006-10-13 2009-04-02 엘지전자 주식회사 믹스 신호의 처리 방법 및 장치
ATE536612T1 (de) * 2006-10-16 2011-12-15 Dolby Int Ab Verbesserte kodierungs- und parameterdarstellung von mehrkanaliger abwärtsgemischter objektkodierung
CA2673624C (en) * 2006-10-16 2014-08-12 Johannes Hilpert Apparatus and method for multi-channel parameter transformation
WO2008060111A1 (en) * 2006-11-15 2008-05-22 Lg Electronics Inc. A method and an apparatus for decoding an audio signal
BRPI0711094A2 (pt) * 2006-11-24 2011-08-23 Lg Eletronics Inc método para codificação e decodificação de sinal de áudio baseado em objeto e aparelho deste
EP2092409B1 (en) * 2006-12-01 2019-01-30 LG Electronics Inc. Apparatus and method for inputting a command, method for displaying user interface of media signal, and apparatus for implementing the same, apparatus for processing mix signal and method thereof
JP5463143B2 (ja) 2006-12-07 2014-04-09 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その装置
KR101100222B1 (ko) 2006-12-07 2011-12-28 엘지전자 주식회사 오디오 처리 방법 및 장치
CN101578656A (zh) * 2007-01-05 2009-11-11 Lg电子株式会社 用于处理音频信号的装置和方法
BRPI0806346B1 (pt) * 2007-01-10 2020-09-29 Koninklijke Philips N.V. Decodificador de áudio, método para decodificar sinais de áudio, receptor para receber sinais de áudio, sistema de comunicação para comunicar sinais de áudio, métodos para receber sinais de áudio e para transmitir e receber sinais de áudio, e dispositivo de reprodução de áudio
BRPI0802613A2 (pt) 2007-02-14 2011-08-30 Lg Electronics Inc métodos e aparelhos para codificação e decodificação de sinais de áudio baseados em objeto
CN101542596B (zh) * 2007-02-14 2016-05-18 Lg电子株式会社 用于编码和解码基于对象的音频信号的方法和装置
CN101960866B (zh) * 2007-03-01 2013-09-25 杰里·马哈布比 音频空间化及环境模拟
KR20080082917A (ko) * 2007-03-09 2008-09-12 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
US8463413B2 (en) 2007-03-09 2013-06-11 Lg Electronics Inc. Method and an apparatus for processing an audio signal
KR101100214B1 (ko) * 2007-03-16 2011-12-28 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
US8612237B2 (en) * 2007-04-04 2013-12-17 Apple Inc. Method and apparatus for determining audio spatial quality
ES2452348T3 (es) 2007-04-26 2014-04-01 Dolby International Ab Aparato y procedimiento para sintetizar una señal de salida
EP2278582B1 (en) * 2007-06-08 2016-08-10 LG Electronics Inc. A method and an apparatus for processing an audio signal
JP5556175B2 (ja) 2007-06-27 2014-07-23 日本電気株式会社 信号分析装置と、信号制御装置と、そのシステム、方法及びプログラム
US9118805B2 (en) 2007-06-27 2015-08-25 Nec Corporation Multi-point connection device, signal analysis and device, method, and program
US8295494B2 (en) 2007-08-13 2012-10-23 Lg Electronics Inc. Enhancing audio with remixing capability
MX2010002572A (es) 2007-09-06 2010-05-19 Lg Electronics Inc Un metodo y un aparato para descodificar una señal de audio.
GB2453117B (en) 2007-09-25 2012-05-23 Motorola Mobility Inc Apparatus and method for encoding a multi channel audio signal
KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치
BRPI0806228A8 (pt) * 2007-10-16 2016-11-29 Panasonic Ip Man Co Ltd Dispositivo de sintetização de fluxo, unidade de decodificação e método
AU2008326956B2 (en) 2007-11-21 2011-02-17 Lg Electronics Inc. A method and an apparatus for processing a signal
JP2009128559A (ja) * 2007-11-22 2009-06-11 Casio Comput Co Ltd 残響効果付加装置
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
WO2010045869A1 (zh) * 2008-10-20 2010-04-29 华为终端有限公司 一种3d音频信号处理的方法、系统和装置
CN101547265B (zh) * 2008-10-20 2014-07-30 华为终端有限公司 一种3d音频会议的信号处理方法、设备以及系统
EP3217395B1 (en) * 2008-10-29 2023-10-11 Dolby International AB Signal clipping protection using pre-existing audio gain metadata
KR101137360B1 (ko) * 2009-01-28 2012-04-19 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
ES2519415T3 (es) 2009-03-17 2014-11-06 Dolby International Ab Codificación estéreo avanzada basada en una combinación de codificación estéreo izquierda/derecha o central/lateral seleccionable de manera adaptativa y de codificación estéreo paramétrica
GB2470059A (en) * 2009-05-08 2010-11-10 Nokia Corp Multi-channel audio processing using an inter-channel prediction model to form an inter-channel parameter
WO2011000409A1 (en) * 2009-06-30 2011-01-06 Nokia Corporation Positional disambiguation in spatial audio
KR101405976B1 (ko) 2010-01-06 2014-06-12 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
EP2485213A1 (en) 2011-02-03 2012-08-08 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Semantic audio track mixer
EP2727383B1 (en) 2011-07-01 2021-04-28 Dolby Laboratories Licensing Corporation System and method for adaptive audio signal generation, coding and rendering
GB2511003B (en) * 2011-09-18 2015-03-04 Touchtunes Music Corp Digital jukebox device with karaoke and/or photo booth features, and associated methods
CN103050124B (zh) 2011-10-13 2016-03-30 华为终端有限公司 混音方法、装置及系统
KR20130093783A (ko) * 2011-12-30 2013-08-23 한국전자통신연구원 오디오 객체 전송 장치 및 방법
US10844689B1 (en) 2019-12-19 2020-11-24 Saudi Arabian Oil Company Downhole ultrasonic actuator system for mitigating lost circulation
CN107591158B (zh) 2012-05-18 2020-10-27 杜比实验室特许公司 用于维持与参数音频编码器相关联的可逆动态范围控制信息的系统
CN102695116B (zh) * 2012-05-30 2015-06-03 蒋憧 一种声音采集、处理和再现方法
TWI545562B (zh) 2012-09-12 2016-08-11 弗勞恩霍夫爾協會 用於提升3d音訊被導引降混性能之裝置、系統及方法
WO2014046916A1 (en) 2012-09-21 2014-03-27 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
CN104956689B (zh) * 2012-11-30 2017-07-04 Dts(英属维尔京群岛)有限公司 用于个性化音频虚拟化的方法和装置
TWI618050B (zh) * 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
EP2926571B1 (en) 2013-03-28 2017-10-18 Dolby Laboratories Licensing Corporation Rendering of audio objects with apparent size to arbitrary loudspeaker layouts
EP3840421A1 (en) * 2013-04-26 2021-06-23 Sony Corporation Audio processing device and audio processing system
UA112833C2 (uk) 2013-05-24 2016-10-25 Долбі Інтернешнл Аб Аудіо кодер і декодер
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
EP2830045A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for audio encoding and decoding for audio channels and audio objects
EP2830047A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for low delay object metadata coding
US9654895B2 (en) 2013-07-31 2017-05-16 Dolby Laboratories Licensing Corporation Processing spatially diffuse or large audio objects
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
EP3127110B1 (en) 2014-04-02 2018-01-31 Dolby International AB Exploiting metadata redundancy in immersive audio metadata
RU2571921C2 (ru) * 2014-04-08 2015-12-27 Общество с ограниченной ответственностью "МедиаНадзор" Способ фильтрации бинауральных воздействий в аудиопотоках
CN104036788B (zh) * 2014-05-29 2016-10-05 北京音之邦文化科技有限公司 音频文件的音质识别方法及装置
CN105336333B (zh) * 2014-08-12 2019-07-05 北京天籁传音数字技术有限公司 多声道声音信号编码方法、解码方法及装置
RU2704266C2 (ru) * 2014-10-31 2019-10-25 Долби Интернешнл Аб Параметрическое кодирование и декодирование многоканальных аудиосигналов
CN112802496B (zh) * 2014-12-11 2025-01-24 杜比实验室特许公司 元数据保留的音频对象聚类
CN106033671B (zh) 2015-03-09 2020-11-06 华为技术有限公司 确定声道间时间差参数的方法和装置
KR102657547B1 (ko) 2015-06-17 2024-04-15 삼성전자주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치
CN108352163B (zh) * 2015-09-25 2023-02-21 沃伊斯亚吉公司 用于解码立体声声音信号的左和右声道的方法和系统
US12125492B2 (en) 2015-09-25 2024-10-22 Voiceage Coproration Method and system for decoding left and right channels of a stereo sound signal
US11152014B2 (en) 2016-04-08 2021-10-19 Dolby Laboratories Licensing Corporation Audio source parameterization
US10224042B2 (en) 2016-10-31 2019-03-05 Qualcomm Incorporated Encoding of multiple audio signals
US10424307B2 (en) * 2017-01-03 2019-09-24 Nokia Technologies Oy Adapting a distributed audio recording for end user free viewpoint monitoring
JP6787183B2 (ja) * 2017-02-28 2020-11-18 ヤマハ株式会社 音制御装置及び方法
JP7224302B2 (ja) * 2017-05-09 2023-02-17 ドルビー ラボラトリーズ ライセンシング コーポレイション マルチチャネル空間的オーディオ・フォーマット入力信号の処理
EP4422096A3 (en) 2019-04-05 2024-10-02 TLS Corp. Distributed audio mixing
GB2590906A (en) * 2019-12-19 2021-07-14 Nomono As Wireless microphone with local storage
CN113096672B (zh) * 2021-03-24 2022-06-14 武汉大学 一种应用于低码率下的多音频对象编解码方法

Family Cites Families (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544919A (en) * 1982-01-03 1985-10-01 Motorola, Inc. Method and means of determining coefficients for linear predictive coding
JPH0650439B2 (ja) * 1986-07-17 1994-06-29 日本電気株式会社 マルチパルス駆動形音声符号化器
JP2659605B2 (ja) * 1990-04-23 1997-09-30 三菱電機株式会社 音声復号化装置及び音声符号化・復号化装置
US5764779A (en) * 1993-08-25 1998-06-09 Canon Kabushiki Kaisha Method and apparatus for determining the direction of a sound source
US5651090A (en) * 1994-05-06 1997-07-22 Nippon Telegraph And Telephone Corporation Coding method and coder for coding input signals of plural channels using vector quantization, and decoding method and decoder therefor
US5712437A (en) * 1995-02-13 1998-01-27 Yamaha Corporation Audio signal processor selectively deriving harmony part from polyphonic parts
JP2766466B2 (ja) * 1995-08-02 1998-06-18 株式会社東芝 オーディオ方式、その再生方法、並びにその記録媒体及びその記録媒体への記録方法
US5812971A (en) * 1996-03-22 1998-09-22 Lucent Technologies Inc. Enhanced joint stereo coding method using temporal envelope shaping
DE19632734A1 (de) * 1996-08-14 1998-02-19 Thomson Brandt Gmbh Verfahren und Vorrichtung zum Generieren eines Mehrton-Signals aus einem Mono-Signal
US5912976A (en) * 1996-11-07 1999-06-15 Srs Labs, Inc. Multi-channel audio enhancement system for use in recording and playback and methods for providing same
US5886276A (en) * 1997-01-16 1999-03-23 The Board Of Trustees Of The Leland Stanford Junior University System and method for multiresolution scalable audio signal encoding
US6131084A (en) * 1997-03-14 2000-10-10 Digital Voice Systems, Inc. Dual subframe quantization of spectral magnitudes
US6005948A (en) * 1997-03-21 1999-12-21 Sony Corporation Audio channel mixing
JPH11109995A (ja) * 1997-10-01 1999-04-23 Victor Co Of Japan Ltd 音響信号符号化器
SE519552C2 (sv) * 1998-09-30 2003-03-11 Ericsson Telefon Ab L M Flerkanalig signalkodning och -avkodning
US6188987B1 (en) * 1998-11-17 2001-02-13 Dolby Laboratories Licensing Corporation Providing auxiliary information with frame-based encoded audio information
US6611212B1 (en) * 1999-04-07 2003-08-26 Dolby Laboratories Licensing Corp. Matrix improvements to lossless encoding and decoding
US6539357B1 (en) * 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
TW510143B (en) * 1999-12-03 2002-11-11 Dolby Lab Licensing Corp Method for deriving at least three audio signals from two input audio signals
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
US7212872B1 (en) * 2000-05-10 2007-05-01 Dts, Inc. Discrete multichannel audio with a backward compatible mix
SE0001926D0 (sv) * 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
SE519985C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
US7006636B2 (en) * 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
US6934677B2 (en) * 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
US20100042406A1 (en) * 2002-03-04 2010-02-18 James David Johnston Audio signal processing using improved perceptual model
EP1500084B1 (en) * 2002-04-22 2008-01-23 Koninklijke Philips Electronics N.V. Parametric representation of spatial audio
US7933415B2 (en) * 2002-04-22 2011-04-26 Koninklijke Philips Electronics N.V. Signal synthesizing
JP4013822B2 (ja) 2002-06-17 2007-11-28 ヤマハ株式会社 ミキサ装置およびミキサプログラム
AU2003244932A1 (en) * 2002-07-12 2004-02-02 Koninklijke Philips Electronics N.V. Audio coding
US7542896B2 (en) 2002-07-16 2009-06-02 Koninklijke Philips Electronics N.V. Audio coding/decoding with spatial parameters and non-uniform segmentation for transients
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
KR101016975B1 (ko) * 2002-09-23 2011-02-28 코닌클리케 필립스 일렉트로닉스 엔.브이. 미디어 시스템, 이 미디어 시스템에서 적어도 하나의 출력 신호를 생성하는 방법, 및 컴퓨터 판독 가능한 매체
EP1552724A4 (en) * 2002-10-15 2010-10-20 Korea Electronics Telecomm METHOD FOR GENERATING AND USING A 3D AUDIOSCENCE WITH EXTENDED EFFICIENCY OF SOUND SOURCE
US7243064B2 (en) * 2002-11-14 2007-07-10 Verizon Business Global Llc Signal processing of multi-channel data
US20040117186A1 (en) * 2002-12-13 2004-06-17 Bhiksha Ramakrishnan Multi-channel transcription-based speaker separation
US20040176950A1 (en) * 2003-03-04 2004-09-09 Docomo Communications Laboratories Usa, Inc. Methods and apparatuses for variable dimension vector quantization
WO2005031704A1 (en) * 2003-09-29 2005-04-07 Koninklijke Philips Electronics N.V. Encoding audio signals
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
US7725324B2 (en) * 2003-12-19 2010-05-25 Telefonaktiebolaget Lm Ericsson (Publ) Constrained filter encoding of polyphonic signals
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
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
SE0400998D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
SE0400997D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio
DE602005022235D1 (de) * 2004-05-19 2010-08-19 Panasonic Corp Audiosignalkodierer und Audiosignaldekodierer
US8843378B2 (en) * 2004-06-30 2014-09-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Multi-channel synthesizer and method for generating a multi-channel output signal
US20060009274A1 (en) * 2004-07-08 2006-01-12 Richard Finocchio Method of playing a game of roulette
TWI393121B (zh) * 2004-08-25 2013-04-11 杜比實驗室特許公司 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式
CN101010725A (zh) * 2004-08-26 2007-08-01 松下电器产业株式会社 多信道信号编码装置以及多信道信号解码装置
US20060048226A1 (en) * 2004-08-31 2006-03-02 Rits Maarten E Dynamic security policy enforcement
DE102004043521A1 (de) * 2004-09-08 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes
DE102004049347A1 (de) * 2004-10-08 2006-04-20 Micronas Gmbh Schaltungsanordnung bzw. Verfahren für Sprache enthaltende Audiosignale
US7720230B2 (en) * 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
SE0402652D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Methods for improved performance of prediction based multi- channel reconstruction
SE0402650D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Improved parametric stereo compatible coding of spatial audio
US7787631B2 (en) * 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
EP1691348A1 (en) 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametric joint-coding of audio sources
US7573912B2 (en) * 2005-02-22 2009-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. Near-transparent or transparent multi-channel encoder/decoder scheme
CN101124740B (zh) * 2005-02-23 2012-05-30 艾利森电话股份有限公司 多声道音频信号编码和解码的方法和装置和音频传送系统
EP1889256A2 (en) * 2005-05-25 2008-02-20 Koninklijke Philips Electronics N.V. Predictive encoding of a multi channel signal
EP1913578B1 (en) * 2005-06-30 2012-08-01 LG Electronics Inc. Method and apparatus for decoding an audio signal
KR101100222B1 (ko) * 2006-12-07 2011-12-28 엘지전자 주식회사 오디오 처리 방법 및 장치
US9111525B1 (en) * 2008-02-14 2015-08-18 Foundation for Research and Technology—Hellas (FORTH) Institute of Computer Science (ICS) Apparatuses, methods and systems for audio processing and transmission
US8332229B2 (en) * 2008-12-30 2012-12-11 Stmicroelectronics Asia Pacific Pte. Ltd. Low complexity MPEG encoding for surround sound recordings
TWI590234B (zh) * 2012-07-19 2017-07-01 杜比國際公司 編碼聲訊資料之方法和裝置,以及解碼已編碼聲訊資料之方法和裝置

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