JP2009501354A5 - - Google Patents

Download PDF

Info

Publication number
JP2009501354A5
JP2009501354A5 JP2008521009A JP2008521009A JP2009501354A5 JP 2009501354 A5 JP2009501354 A5 JP 2009501354A5 JP 2008521009 A JP2008521009 A JP 2008521009A JP 2008521009 A JP2008521009 A JP 2008521009A JP 2009501354 A5 JP2009501354 A5 JP 2009501354A5
Authority
JP
Japan
Prior art keywords
data
audio channels
data stream
channel
hierarchical
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.)
Granted
Application number
JP2008521009A
Other languages
English (en)
Japanese (ja)
Other versions
JP5097702B2 (ja
JP2009501354A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/IB2006/052309 external-priority patent/WO2007007263A2/en
Publication of JP2009501354A publication Critical patent/JP2009501354A/ja
Publication of JP2009501354A5 publication Critical patent/JP2009501354A5/ja
Application granted granted Critical
Publication of JP5097702B2 publication Critical patent/JP5097702B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2008521009A 2005-07-14 2006-07-07 オーディオエンコード及びデコード Expired - Lifetime JP5097702B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP05106466 2005-07-14
EP05106466.5 2005-07-14
PCT/IB2006/052309 WO2007007263A2 (en) 2005-07-14 2006-07-07 Audio encoding and decoding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010254409A Division JP5269039B2 (ja) 2005-07-14 2010-11-15 オーディオエンコード及びデコード

Publications (3)

Publication Number Publication Date
JP2009501354A JP2009501354A (ja) 2009-01-15
JP2009501354A5 true JP2009501354A5 (enExample) 2009-08-20
JP5097702B2 JP5097702B2 (ja) 2012-12-12

Family

ID=37467582

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2008521009A Expired - Lifetime JP5097702B2 (ja) 2005-07-14 2006-07-07 オーディオエンコード及びデコード
JP2010254409A Expired - Lifetime JP5269039B2 (ja) 2005-07-14 2010-11-15 オーディオエンコード及びデコード

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2010254409A Expired - Lifetime JP5269039B2 (ja) 2005-07-14 2010-11-15 オーディオエンコード及びデコード

Country Status (13)

Country Link
US (1) US7966191B2 (enExample)
EP (2) EP1902443B1 (enExample)
JP (2) JP5097702B2 (enExample)
KR (2) KR101492826B1 (enExample)
CN (2) CN102013256B (enExample)
AT (2) ATE433182T1 (enExample)
BR (1) BRPI0613469A2 (enExample)
DE (1) DE602006007139D1 (enExample)
ES (2) ES2327158T3 (enExample)
MX (1) MX2008000504A (enExample)
PL (2) PL1902443T3 (enExample)
RU (2) RU2418385C2 (enExample)
WO (1) WO2007007263A2 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102013256B (zh) * 2005-07-14 2013-12-18 皇家飞利浦电子股份有限公司 用于生成多个输出音频通道的方法及设备
JP5113050B2 (ja) * 2005-07-29 2013-01-09 エルジー エレクトロニクス インコーポレイティド 符号化されたオーディオ信号の生成方法及びオーディオ信号の処理方法
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
CN101361122B (zh) * 2006-04-03 2012-12-19 Lg电子株式会社 处理媒体信号的装置及其方法
WO2008084427A2 (en) * 2007-01-10 2008-07-17 Koninklijke Philips Electronics N.V. Audio decoder
EP2093757A4 (en) * 2007-02-20 2012-02-22 Panasonic Corp MULTI-CHANNEL DECODING DEVICE, MULTI-CHANNEL DECODING METHOD, PROGRAM AND INTEGRATED SEMICONDUCTOR SWITCHING
WO2008114982A1 (en) 2007-03-16 2008-09-25 Lg Electronics Inc. A method and an apparatus for processing an audio signal
KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치
US20100228554A1 (en) * 2007-10-22 2010-09-09 Electronics And Telecommunications Research Institute Multi-object audio encoding and decoding method and apparatus thereof
EP4528726B1 (en) * 2008-10-29 2026-03-18 Dolby International AB Signal clipping protection using pre-existing audio gain metadata
KR20110022251A (ko) * 2009-08-27 2011-03-07 삼성전자주식회사 스테레오 오디오의 부호화, 복호화 방법 및 장치
EP2491553B1 (en) 2009-10-20 2016-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction
CA2779388C (en) * 2009-12-16 2015-11-10 Dolby International Ab Sbr bitstream parameter downmix
CN102142924B (zh) * 2010-02-03 2014-04-09 中兴通讯股份有限公司 一种多用途语音频编码传输方法和装置
MY166267A (en) 2011-03-28 2018-06-22 Dolby Laboratories Licensing Corp Reduced complexity transform for a low-frequency-effects channel
WO2014126688A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
WO2014126689A1 (en) * 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for controlling the inter-channel coherence of upmixed audio signals
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
WO2014187987A1 (en) 2013-05-24 2014-11-27 Dolby International Ab Methods for audio encoding and decoding, corresponding computer-readable media and corresponding audio encoder and decoder
TWI847206B (zh) * 2013-09-12 2024-07-01 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
CN111192592B (zh) 2013-10-21 2023-09-15 杜比国际公司 音频信号的参数化重构
KR101805327B1 (ko) 2013-10-21 2017-12-05 돌비 인터네셔널 에이비 오디오 신호들의 파라메트릭 재구성을 위한 역상관기 구조
EP2866475A1 (en) 2013-10-23 2015-04-29 Thomson Licensing Method for and apparatus for decoding an audio soundfield representation for audio playback using 2D setups
KR102486338B1 (ko) * 2014-10-31 2023-01-10 돌비 인터네셔널 에이비 멀티채널 오디오 신호의 파라메트릭 인코딩 및 디코딩
KR101930671B1 (ko) * 2015-06-24 2018-12-18 소니 주식회사 음성 처리 장치 및 방법, 그리고 기록 매체
US10416954B2 (en) 2017-04-28 2019-09-17 Microsoft Technology Licensing, Llc Streaming of augmented/virtual reality spatial audio/video
EP3719799A1 (en) 2019-04-04 2020-10-07 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. A multi-channel audio encoder, decoder, methods and computer program for switching between a parametric multi-channel operation and an individual channel operation

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3943881B4 (de) * 1989-04-17 2008-07-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Digitales Codierverfahren
DE4236989C2 (de) * 1992-11-02 1994-11-17 Fraunhofer Ges Forschung Verfahren zur Übertragung und/oder Speicherung digitaler Signale mehrerer Kanäle
JP3298478B2 (ja) * 1997-11-10 2002-07-02 日本電気株式会社 Ｍｐｅｇ復号装置
JPH11330980A (ja) * 1998-05-13 1999-11-30 Matsushita Electric Ind Co Ltd 復号装置及びその復号方法、並びにその復号の手順を記録した記録媒体
US6539357B1 (en) * 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
JP2001268697A (ja) * 2000-03-22 2001-09-28 Sony Corp データ伝送システム、データ伝送装置、データ伝送方法
WO2004019656A2 (en) 2001-02-07 2004-03-04 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US6996523B1 (en) * 2001-02-13 2006-02-07 Hughes Electronics Corporation Prototype waveform magnitude quantization for a frequency domain interpolative speech codec system
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.
ATE377339T1 (de) * 2002-07-12 2007-11-15 Koninkl Philips Electronics Nv Audio-kodierung
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
JP4676140B2 (ja) * 2002-09-04 2011-04-27 マイクロソフト コーポレーション オーディオの量子化および逆量子化
FR2852172A1 (fr) * 2003-03-04 2004-09-10 France Telecom Procede et dispositif de reconstruction spectrale d'un signal audio
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
KR100571824B1 (ko) * 2003-11-26 2006-04-17 삼성전자주식회사 부가정보 삽입된 ｍｐｅｇ-4 오디오 ｂｓａｃ부호화/복호화 방법 및 장치
CN1906664A (zh) * 2004-02-25 2007-01-31 松下电器产业株式会社 音频编码器和音频解码器
US9992599B2 (en) * 2004-04-05 2018-06-05 Koninklijke Philips N.V. Method, device, encoder apparatus, decoder apparatus and audio system
ATE403217T1 (de) * 2004-04-28 2008-08-15 Matsushita Electric Industrial Co Ltd Hierarchische kodierungsanordnung und hierarchisches kodierungsverfahren
CN102013256B (zh) * 2005-07-14 2013-12-18 皇家飞利浦电子股份有限公司 用于生成多个输出音频通道的方法及设备
JP5321820B2 (ja) * 2009-04-23 2013-10-23 セイコーエプソン株式会社 用紙搬送装置

Similar Documents

Publication Publication Date Title
RU2008105556A (ru) Кодирование и декодирование звука
CN111316353B (zh) 确定空间音频参数编码和相关联的解码
CN1864436B (zh) 兼容多通道编码/解码的方法及装置
ES2587999T3 (es) Procedimiento, aparato y soporte de registro legible por ordenador para decodificar una señal de audio multicanal
TWI333386B (en) Method and apparatus for processing a media signal
CN107040861B (zh) 将输入声道配置的多个输入声道映射至输出声道配置的输出声道的方法和信号处理单元
RU2015134363A (ru) Стереофоническая обработка аудиосигналов
RU2015138139A (ru) Передача сигнальной информации рендеринга аудио в битовом потоке
EP4567793A3 (en) Decoding device and method, and program
JP2009506373A (ja) 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ための装置とその方法
NO20073746L (no) Konfigurerbart filter og mottaker som innarbeider det samme
JP2011237751A5 (ja) 符号化装置および方法、復号装置および方法、並びにプログラム
CN102138177A (zh) 多通道音频数据的重构
KR102593235B1 (ko) 공간 오디오 파라미터의 양자화
AU2012257865B2 (en) Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
WO2010087627A3 (en) A method and an apparatus for decoding an audio signal
Ziemer Goniometers are a powerful acoustic feature for music information retrieval tasks
CN102395097A (zh) 一种多声道音频信号缩混方法及系统
AU2025203510A1 (en) Audio upmixing method and audio apparatus
KR20040034442A (ko) 사용자의 선호도에 따른 오디오 신호 적응 변환 장치 및그 방법
KR100891687B1 (ko) 오디오 신호의 인코딩 및 디코딩 장치, 및 방법
CA3206707A1 (en) Determination of spatial audio parameter encoding and associated decoding
WO2020201619A1 (en) Spatial audio representation and associated rendering
JP6243770B2 (ja) チャンネル数変換装置
JP6027873B2 (ja) インパルス応答生成装置、インパルス応答生成システム及びインパルス応答生成プログラム