JP2008535356A5 - - Google Patents

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Publication number
JP2008535356A5
JP2008535356A5 JP2008503632A JP2008503632A JP2008535356A5 JP 2008535356 A5 JP2008535356 A5 JP 2008535356A5 JP 2008503632 A JP2008503632 A JP 2008503632A JP 2008503632 A JP2008503632 A JP 2008503632A JP 2008535356 A5 JP2008535356 A5 JP 2008535356A5
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audio signals
parametric data
audio
associated parametric
channel
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JP2008503632A
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Japanese (ja)
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JP2008535356A (ja
JP4610650B2 (ja
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Priority claimed from PCT/IB2006/050822 external-priority patent/WO2006103584A1/en
Publication of JP2008535356A publication Critical patent/JP2008535356A/ja
Publication of JP2008535356A5 publication Critical patent/JP2008535356A5/ja
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Publication of JP4610650B2 publication Critical patent/JP4610650B2/ja
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JP2008503632A 2005-03-30 2006-03-16 多チャンネルオーディオ符号化 Expired - Lifetime JP4610650B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP05102515 2005-03-30
EP05103085 2005-04-18
PCT/IB2006/050822 WO2006103584A1 (en) 2005-03-30 2006-03-16 Multi-channel audio coding

Publications (3)

Publication Number Publication Date
JP2008535356A JP2008535356A (ja) 2008-08-28
JP2008535356A5 true JP2008535356A5 (cg-RX-API-DMAC10.html) 2009-05-07
JP4610650B2 JP4610650B2 (ja) 2011-01-12

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JP2008503632A Expired - Lifetime JP4610650B2 (ja) 2005-03-30 2006-03-16 多チャンネルオーディオ符号化

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US (1) US8346564B2 (cg-RX-API-DMAC10.html)
EP (1) EP1866912B1 (cg-RX-API-DMAC10.html)
JP (1) JP4610650B2 (cg-RX-API-DMAC10.html)
KR (1) KR101271069B1 (cg-RX-API-DMAC10.html)
AT (1) ATE473502T1 (cg-RX-API-DMAC10.html)
BR (1) BRPI0608945C8 (cg-RX-API-DMAC10.html)
DE (1) DE602006015294D1 (cg-RX-API-DMAC10.html)
MX (1) MX2007011915A (cg-RX-API-DMAC10.html)
PL (1) PL1866912T3 (cg-RX-API-DMAC10.html)
RU (2) RU2411594C2 (cg-RX-API-DMAC10.html)
WO (1) WO2006103584A1 (cg-RX-API-DMAC10.html)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4989468B2 (ja) * 2004-07-14 2012-08-01 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ オーディオチャネル変換
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
US9202509B2 (en) 2006-09-12 2015-12-01 Sonos, Inc. Controlling and grouping in a multi-zone media system
US12167216B2 (en) 2006-09-12 2024-12-10 Sonos, Inc. Playback device pairing
US8483853B1 (en) 2006-09-12 2013-07-09 Sonos, Inc. Controlling and manipulating groupings in a multi-zone media system
US8788080B1 (en) 2006-09-12 2014-07-22 Sonos, Inc. Multi-channel pairing in a media system
MY144273A (en) * 2006-10-16 2011-08-29 Fraunhofer Ges Forschung Apparatus and method for multi-chennel parameter transformation
WO2008046531A1 (en) * 2006-10-16 2008-04-24 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
EP2122613B1 (en) 2006-12-07 2019-01-30 LG Electronics Inc. A method and an apparatus for processing an audio signal
CN101689368B (zh) * 2007-03-30 2012-08-22 韩国电子通信研究院 对具有多声道的多对象音频信号进行编码和解码的设备和方法
KR101505831B1 (ko) * 2007-10-30 2015-03-26 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 방법 및 장치
KR101449434B1 (ko) * 2008-03-04 2014-10-13 삼성전자주식회사 복수의 가변장 부호 테이블을 이용한 멀티 채널 오디오를부호화/복호화하는 방법 및 장치
JP5249408B2 (ja) 2008-04-16 2013-07-31 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
US8326446B2 (en) 2008-04-16 2012-12-04 Lg Electronics Inc. Method and an apparatus for processing an audio signal
KR101062351B1 (ko) * 2008-04-16 2011-09-05 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
CN102065265B (zh) * 2009-11-13 2012-10-17 华为终端有限公司 实现混音的方法、装置和系统
US11429343B2 (en) 2011-01-25 2022-08-30 Sonos, Inc. Stereo playback configuration and control
US11265652B2 (en) 2011-01-25 2022-03-01 Sonos, Inc. Playback device pairing
AU2012230440C1 (en) 2011-03-18 2016-09-08 Dolby International Ab Frame element positioning in frames of a bitstream representing audio content
MY166267A (en) 2011-03-28 2018-06-22 Dolby Laboratories Licensing Corp Reduced complexity transform for a low-frequency-effects channel
EP2560161A1 (en) 2011-08-17 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optimal mixing matrices and usage of decorrelators in spatial audio processing
KR101662680B1 (ko) * 2012-02-14 2016-10-05 후아웨이 테크놀러지 컴퍼니 리미티드 멀티-채널 오디오 신호의 적응적 다운-믹싱 및 업-믹싱을 수행하기 위한 방법 및 장치
CN110706715B (zh) 2012-03-29 2022-05-24 华为技术有限公司 信号编码和解码的方法和设备
US9729115B2 (en) 2012-04-27 2017-08-08 Sonos, Inc. Intelligently increasing the sound level of player
US9008330B2 (en) 2012-09-28 2015-04-14 Sonos, Inc. Crossover frequency adjustments for audio speakers
JP6239007B2 (ja) * 2013-01-29 2017-11-29 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン オーディオエンコーダ、オーディオデコーダ、符号化されたオーディオ情報を生成する方法、復号されたオーディオ情報を生成する方法、コンピュータプログラム及び信号適応帯域幅拡張を用いる符号化表現
WO2014161996A2 (en) 2013-04-05 2014-10-09 Dolby International Ab Audio processing system
ES2643789T3 (es) 2013-05-24 2017-11-24 Dolby International Ab Codificación eficiente de escenas de audio que comprenden objetos de audio
WO2014187990A1 (en) * 2013-05-24 2014-11-27 Dolby International Ab Efficient coding of audio scenes comprising audio objects
EP3023984A4 (en) * 2013-07-15 2017-03-08 Electronics and Telecommunications Research Institute Encoder and encoding method for multichannel signal, and decoder and decoding method for multichannel signal
EP2840811A1 (en) 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for processing an audio signal; signal processing unit, binaural renderer, audio encoder and audio decoder
EP2830048A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for realizing a SAOC downmix of 3D audio content
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
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
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
KR102395351B1 (ko) 2013-07-31 2022-05-10 돌비 레버러토리즈 라이쎈싱 코오포레이션 공간적으로 분산된 또는 큰 오디오 오브젝트들의 프로세싱
CN111192592B (zh) * 2013-10-21 2023-09-15 杜比国际公司 音频信号的参数化重构
EP2866227A1 (en) * 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder
KR102294767B1 (ko) * 2013-11-27 2021-08-27 디티에스, 인코포레이티드 고채널 카운트 멀티채널 오디오에 대한 멀티플렛 기반 매트릭스 믹싱
US9226087B2 (en) 2014-02-06 2015-12-29 Sonos, Inc. Audio output balancing during synchronized playback
US9226073B2 (en) 2014-02-06 2015-12-29 Sonos, Inc. Audio output balancing during synchronized playback
EP3127109B1 (en) 2014-04-01 2018-03-14 Dolby International AB Efficient coding of audio scenes comprising audio objects
US20160021402A1 (en) 2014-07-16 2016-01-21 Crestron Electronics, Inc. Transmission of digital audio signals using an internet protocol
CN106796804B (zh) 2014-10-02 2020-09-18 杜比国际公司 用于对话增强的解码方法和解码器
TWI879690B (zh) 2015-03-13 2025-04-01 瑞典商杜比國際公司 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體
US10248376B2 (en) 2015-06-11 2019-04-02 Sonos, Inc. Multiple groupings in a playback system
GB2554065B (en) 2016-09-08 2022-02-23 V Nova Int Ltd Data processing apparatuses, methods, computer programs and computer-readable media
US10712997B2 (en) 2016-10-17 2020-07-14 Sonos, Inc. Room association based on name
KR102128281B1 (ko) 2017-08-17 2020-06-30 가우디오랩 주식회사 앰비소닉 신호를 사용하는 오디오 신호 처리 방법 및 장치
WO2020253941A1 (en) * 2019-06-17 2020-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder with a signal-dependent number and precision control, audio decoder, and related methods and computer programs
EP3896995B1 (en) * 2020-04-17 2023-09-13 Nokia Technologies Oy Providing spatial audio signals

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2047941C1 (ru) * 1992-03-17 1995-11-10 Андрей Маркович Полыковский Способ трансляции стереофонического сигнала
DE19628293C1 (de) * 1996-07-12 1997-12-11 Fraunhofer Ges Forschung Codieren und Decodieren von Audiosignalen unter Verwendung von Intensity-Stereo und Prädiktion
SG54379A1 (en) * 1996-10-24 1998-11-16 Sgs Thomson Microelectronics A Audio decoder with an adaptive frequency domain downmixer
US6694027B1 (en) * 1999-03-09 2004-02-17 Smart Devices, Inc. Discrete multi-channel/5-2-5 matrix system
ATE255785T1 (de) * 1999-04-07 2003-12-15 Dolby Lab Licensing Corp Matrizierung für die verlustfreie kodierung und dekodierung von mehrkanaligen audiosignalen
US7266501B2 (en) * 2000-03-02 2007-09-04 Akiba Electronics Institute Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
RU2161868C1 (ru) * 2000-05-12 2001-01-10 Федеральное государственное унитарное предприятие Научно-исследовательский институт радио Государственного комитета РФ по связи и информатизации Способ трансляции стереофонического сигнала
WO2004019656A2 (en) * 2001-02-07 2004-03-04 Dolby Laboratories Licensing Corporation Audio channel spatial translation
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
ES2300567T3 (es) * 2002-04-22 2008-06-16 Koninklijke Philips Electronics N.V. Representacion parametrica de audio espacial.
AU2003264750A1 (en) * 2002-05-03 2003-11-17 Harman International Industries, Incorporated Multi-channel downmixing device
ATE377339T1 (de) 2002-07-12 2007-11-15 Koninkl Philips Electronics Nv Audio-kodierung
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
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
SE0400998D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
US7391870B2 (en) * 2004-07-09 2008-06-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V Apparatus and method for generating a multi-channel output signal

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