CN101981617A - 多对象音频信号的附加信息比特流产生方法和装置 - Google Patents
多对象音频信号的附加信息比特流产生方法和装置 Download PDFInfo
- Publication number
- CN101981617A CN101981617A CN2009801117984A CN200980111798A CN101981617A CN 101981617 A CN101981617 A CN 101981617A CN 2009801117984 A CN2009801117984 A CN 2009801117984A CN 200980111798 A CN200980111798 A CN 200980111798A CN 101981617 A CN101981617 A CN 101981617A
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- China
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- audio signal
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- information
- object audio
- information bits
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/308—Electronic adaptation dependent on speaker or headphone connection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
Abstract
Description
Claims (20)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210234051.1A CN102800320B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
CN201210234052.6A CN102800321B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2008-0029562 | 2008-03-31 | ||
KR20080029562 | 2008-03-31 | ||
KR20080034161 | 2008-04-14 | ||
KR10-2008-0034161 | 2008-04-14 | ||
KR10-2009-0024374 | 2009-03-23 | ||
KR1020090024374A KR101461685B1 (ko) | 2008-03-31 | 2009-03-23 | 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치 |
PCT/KR2009/001615 WO2009123409A2 (ko) | 2008-03-31 | 2009-03-30 | 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210234051.1A Division CN102800320B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
CN201210234052.6A Division CN102800321B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101981617A true CN101981617A (zh) | 2011-02-23 |
CN101981617B CN101981617B (zh) | 2012-08-29 |
Family
ID=41136037
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210234052.6A Expired - Fee Related CN102800321B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
CN2009801117984A Expired - Fee Related CN101981617B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
CN201210234051.1A Expired - Fee Related CN102800320B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210234052.6A Expired - Fee Related CN102800321B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210234051.1A Expired - Fee Related CN102800320B (zh) | 2008-03-31 | 2009-03-30 | 多对象音频信号的附加信息比特流产生方法和装置 |
Country Status (6)
Country | Link |
---|---|
US (2) | US9299352B2 (zh) |
EP (2) | EP3147899B1 (zh) |
KR (2) | KR101461685B1 (zh) |
CN (3) | CN102800321B (zh) |
ES (2) | ES2705100T3 (zh) |
WO (1) | WO2009123409A2 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105247611A (zh) * | 2013-05-24 | 2016-01-13 | 杜比国际公司 | 对音频场景的编码 |
US10971163B2 (en) | 2013-05-24 | 2021-04-06 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
CN112639966A (zh) * | 2018-07-05 | 2021-04-09 | 诺基亚技术有限公司 | 空间音频参数编码和关联解码的确定 |
Families Citing this family (19)
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EP2097895A4 (en) * | 2006-12-27 | 2013-11-13 | Korea Electronics Telecomm | DEVICE AND METHOD FOR ENCODING AND DECODING MULTI-OBJECT AUDIO SIGNAL WITH DIFFERENT CHANNELS WITH INFORMATION BIT RATE CONVERSION |
US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
CN102630385B (zh) | 2009-11-30 | 2015-05-27 | 诺基亚公司 | 音频场景内的音频缩放处理的方法、装置及系统 |
US20120277894A1 (en) * | 2009-12-11 | 2012-11-01 | Nsonix, Inc | Audio authoring apparatus and audio playback apparatus for an object-based audio service, and audio authoring method and audio playback method using same |
KR101442446B1 (ko) * | 2010-12-03 | 2014-09-22 | 프라운호퍼-게젤샤프트 츄어 푀르더룽 데어 안게반텐 포르슝에.파우. | 도달 방향 추정치로부터의 기하학적 정보 추출을 통한 사운드 수집 |
KR20120071072A (ko) * | 2010-12-22 | 2012-07-02 | 한국전자통신연구원 | 객체 기반 오디오를 제공하는 방송 송신 장치 및 방법, 그리고 방송 재생 장치 및 방법 |
WO2012126866A1 (en) | 2011-03-18 | 2012-09-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder having a flexible configuration functionality |
EP3312835B1 (en) * | 2013-05-24 | 2020-05-13 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
ES2640815T3 (es) | 2013-05-24 | 2017-11-06 | Dolby International Ab | Codificación eficiente de escenas de audio que comprenden objetos de audio |
KR102243395B1 (ko) * | 2013-09-05 | 2021-04-22 | 한국전자통신연구원 | 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법, 오디오 재생 장치 |
EP3127109B1 (en) * | 2014-04-01 | 2018-03-14 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
US9955278B2 (en) | 2014-04-02 | 2018-04-24 | Dolby International Ab | Exploiting metadata redundancy in immersive audio metadata |
JP6724782B2 (ja) * | 2014-09-04 | 2020-07-15 | ソニー株式会社 | 送信装置、送信方法、受信装置および受信方法 |
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 |
KR20180093676A (ko) | 2017-02-14 | 2018-08-22 | 한국전자통신연구원 | 스테레오 오디오 신호에 대한 태그 삽입 장치 및 태그 삽입 방법, 그리고, 태그 추출 장치 및 태그 추출 방법 |
CN113242508B (zh) * | 2017-03-06 | 2022-12-06 | 杜比国际公司 | 基于音频数据流渲染音频输出的方法、解码器系统和介质 |
CN108550369B (zh) * | 2018-04-14 | 2020-08-11 | 全景声科技南京有限公司 | 一种可变长度的全景声信号编解码方法 |
US11750745B2 (en) * | 2020-11-18 | 2023-09-05 | Kelly Properties, Llc | Processing and distribution of audio signals in a multi-party conferencing environment |
KR20220151953A (ko) | 2021-05-07 | 2022-11-15 | 한국전자통신연구원 | 부가 정보를 이용한 오디오 신호의 부호화 및 복호화 방법과 그 방법을 수행하는 부호화기 및 복호화기 |
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US6624873B1 (en) * | 1998-05-05 | 2003-09-23 | Dolby Laboratories Licensing Corporation | Matrix-encoded surround-sound channels in a discrete digital sound format |
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US7378586B2 (en) * | 2002-10-01 | 2008-05-27 | Yamaha Corporation | Compressed data structure and apparatus and method related thereto |
EP1427252A1 (en) * | 2002-12-02 | 2004-06-09 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing audio signals from a bitstream |
MXPA06000750A (es) * | 2003-07-21 | 2006-03-30 | Fraunhofer Ges Forschung | Conversion de formato de archivo de audio. |
JP2005149608A (ja) * | 2003-11-14 | 2005-06-09 | Renesas Technology Corp | 音声データ記録/再生システムとその音声データ記録媒体 |
DE10355146A1 (de) * | 2003-11-26 | 2005-07-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Tieftonkanals |
WO2007004831A1 (en) * | 2005-06-30 | 2007-01-11 | Lg Electronics Inc. | Method and apparatus for encoding and decoding an audio signal |
KR20070005468A (ko) * | 2005-07-05 | 2007-01-10 | 엘지전자 주식회사 | 부호화된 오디오 신호의 생성방법, 그 부호화된 오디오신호를 생성하는 인코딩 장치 그리고 그 부호화된 오디오신호를 복호화하는 디코딩 장치 |
WO2007040355A1 (en) * | 2005-10-05 | 2007-04-12 | Lg Electronics Inc. | Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
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CN103366747B (zh) * | 2006-02-03 | 2017-05-17 | 韩国电子通信研究院 | 用于控制音频信号的渲染的设备和方法 |
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JP2009526467A (ja) * | 2006-02-09 | 2009-07-16 | 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の符号化及び復号化方法とその装置 |
KR20070088958A (ko) * | 2006-02-27 | 2007-08-30 | 한국전자통신연구원 | 다채널 오디오 신호 시각화 방법과 공간큐를 이용한음상정보 변환 방법 및 그 장치 |
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JP5232795B2 (ja) * | 2007-02-14 | 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のオーディオ信号の符号化及び復号化方法並びにその装置 |
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CN101960865A (zh) * | 2008-03-03 | 2011-01-26 | 诺基亚公司 | 用于捕获和呈现多个音频声道的装置 |
US8229191B2 (en) * | 2008-03-05 | 2012-07-24 | International Business Machines Corporation | Systems and methods for metadata embedding in streaming medical data |
-
2009
- 2009-03-23 KR KR1020090024374A patent/KR101461685B1/ko active IP Right Grant
- 2009-03-30 EP EP16193463.3A patent/EP3147899B1/en not_active Not-in-force
- 2009-03-30 ES ES16193463T patent/ES2705100T3/es active Active
- 2009-03-30 ES ES09727018.5T patent/ES2622060T3/es active Active
- 2009-03-30 CN CN201210234052.6A patent/CN102800321B/zh not_active Expired - Fee Related
- 2009-03-30 EP EP09727018.5A patent/EP2273492B1/en not_active Not-in-force
- 2009-03-30 US US12/933,019 patent/US9299352B2/en not_active Expired - Fee Related
- 2009-03-30 WO PCT/KR2009/001615 patent/WO2009123409A2/ko active Application Filing
- 2009-03-30 CN CN2009801117984A patent/CN101981617B/zh not_active Expired - Fee Related
- 2009-03-30 CN CN201210234051.1A patent/CN102800320B/zh not_active Expired - Fee Related
-
2014
- 2014-01-28 KR KR1020140010718A patent/KR101506837B1/ko active IP Right Grant
-
2016
- 2016-02-11 US US15/041,209 patent/US20160165375A1/en not_active Abandoned
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10726853B2 (en) | 2013-05-24 | 2020-07-28 | Dolby International Ab | Decoding of audio scenes |
CN105247611B (zh) * | 2013-05-24 | 2019-02-15 | 杜比国际公司 | 对音频场景的编码 |
US10347261B2 (en) | 2013-05-24 | 2019-07-09 | Dolby International Ab | Decoding of audio scenes |
US10468039B2 (en) | 2013-05-24 | 2019-11-05 | Dolby International Ab | Decoding of audio scenes |
US10468040B2 (en) | 2013-05-24 | 2019-11-05 | Dolby International Ab | Decoding of audio scenes |
US10468041B2 (en) | 2013-05-24 | 2019-11-05 | Dolby International Ab | Decoding of audio scenes |
CN105247611A (zh) * | 2013-05-24 | 2016-01-13 | 杜比国际公司 | 对音频场景的编码 |
US10971163B2 (en) | 2013-05-24 | 2021-04-06 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
US11315577B2 (en) | 2013-05-24 | 2022-04-26 | Dolby International Ab | Decoding of audio scenes |
US11580995B2 (en) | 2013-05-24 | 2023-02-14 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
US11682403B2 (en) | 2013-05-24 | 2023-06-20 | Dolby International Ab | Decoding of audio scenes |
US11894003B2 (en) | 2013-05-24 | 2024-02-06 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
CN112639966A (zh) * | 2018-07-05 | 2021-04-09 | 诺基亚技术有限公司 | 空间音频参数编码和关联解码的确定 |
Also Published As
Publication number | Publication date |
---|---|
EP3147899B1 (en) | 2018-11-07 |
EP2273492A4 (en) | 2012-06-13 |
EP2273492B1 (en) | 2017-01-11 |
ES2622060T3 (es) | 2017-07-05 |
US9299352B2 (en) | 2016-03-29 |
ES2705100T3 (es) | 2019-03-21 |
CN101981617B (zh) | 2012-08-29 |
WO2009123409A3 (ko) | 2009-11-26 |
EP3147899A1 (en) | 2017-03-29 |
KR101506837B1 (ko) | 2015-03-31 |
US20110015770A1 (en) | 2011-01-20 |
KR20090104674A (ko) | 2009-10-06 |
WO2009123409A2 (ko) | 2009-10-08 |
EP2273492A2 (en) | 2011-01-12 |
CN102800321B (zh) | 2017-04-12 |
KR101461685B1 (ko) | 2014-11-19 |
CN102800321A (zh) | 2012-11-28 |
CN102800320A (zh) | 2012-11-28 |
KR20140028094A (ko) | 2014-03-07 |
US20160165375A1 (en) | 2016-06-09 |
CN102800320B (zh) | 2017-04-12 |
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