CN102800321B - 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
- CN102800321B CN102800321B CN201210234052.6A CN201210234052A CN102800321B CN 102800321 B CN102800321 B CN 102800321B CN 201210234052 A CN201210234052 A CN 201210234052A CN 102800321 B CN102800321 B CN 102800321B
- Authority
- CN
- China
- Prior art keywords
- information
- audio signal
- additional information
- presupposed
- bits stream
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
-
- 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 (17)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20080029562 | 2008-03-31 | ||
KR10-2008-0029562 | 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 |
CN2009801117984A 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 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009801117984A Division 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 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102800321A CN102800321A (zh) | 2012-11-28 |
CN102800321B true CN102800321B (zh) | 2017-04-12 |
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 After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
Country Status (6)
Country | Link |
---|---|
US (2) | US9299352B2 (zh) |
EP (2) | EP2273492B1 (zh) |
KR (2) | KR101461685B1 (zh) |
CN (3) | CN102800321B (zh) |
ES (2) | ES2622060T3 (zh) |
WO (1) | WO2009123409A2 (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2595152A3 (en) | 2006-12-27 | 2013-11-13 | Electronics and Telecommunications Research Institute | Transkoding apparatus |
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 |
EP2511908A4 (en) * | 2009-12-11 | 2013-07-31 | Korea Electronics Telecomm | AUDIO CREATING APPARATUS AND AUDIO PLAYING APPARATUS FOR AUDIO BASED OBJECT BASED SERVICE, AND AUDIO CREATING METHOD AND AUDIO PLAYING METHOD USING THE SAME |
PL2647222T3 (pl) * | 2010-12-03 | 2015-04-30 | Fraunhofer Ges Forschung | Pozyskiwanie dźwięku za pomocą ekstrakcji informacji geometrycznej z estymacji kierunku nadejścia sygnału |
KR20120071072A (ko) * | 2010-12-22 | 2012-07-02 | 한국전자통신연구원 | 객체 기반 오디오를 제공하는 방송 송신 장치 및 방법, 그리고 방송 재생 장치 및 방법 |
MX2013010537A (es) | 2011-03-18 | 2014-03-21 | Koninkl Philips Nv | Codificador y decodificador de audio con funcionalidad de configuracion. |
MY178342A (en) | 2013-05-24 | 2020-10-08 | Dolby Int Ab | Coding of audio scenes |
WO2014187989A2 (en) | 2013-05-24 | 2014-11-27 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
JP6192813B2 (ja) * | 2013-05-24 | 2017-09-06 | ドルビー・インターナショナル・アーベー | オーディオ・オブジェクトを含むオーディオ・シーンの効率的な符号化 |
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 |
WO2015150384A1 (en) * | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
WO2015150480A1 (en) * | 2014-04-02 | 2015-10-08 | Dolby International Ab | Exploiting metadata redundancy in immersive audio metadata |
CN111951814A (zh) * | 2014-09-04 | 2020-11-17 | 索尼公司 | 传输设备、传输方法、接收设备以及接收方法 |
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 |
US10891962B2 (en) * | 2017-03-06 | 2021-01-12 | Dolby International Ab | Integrated reconstruction and rendering of audio signals |
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 |
GB2575305A (en) * | 2018-07-05 | 2020-01-08 | Nokia Technologies Oy | Determination of spatial audio parameter encoding and associated decoding |
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 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1906971A (zh) * | 2003-11-26 | 2007-01-31 | 弗劳恩霍夫应用研究促进协会 | 产生低频声道的设备与方法 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6624873B1 (en) * | 1998-05-05 | 2003-09-23 | Dolby Laboratories Licensing Corporation | Matrix-encoded surround-sound channels in a discrete digital sound format |
US6931371B2 (en) * | 2000-08-25 | 2005-08-16 | Matsushita Electric Industrial Co., Ltd. | Digital interface device |
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 |
EP1647010B1 (de) * | 2003-07-21 | 2017-09-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiodateiformatumwandlung |
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 |
EP1908057B1 (en) * | 2005-06-30 | 2012-06-20 | LG Electronics Inc. | Method and apparatus for decoding an audio signal |
KR20070005469A (ko) * | 2005-07-05 | 2007-01-10 | 엘지전자 주식회사 | 다채널 오디오 신호의 디코딩 장치 및 디코딩 방법 |
EP1952113A4 (en) * | 2005-10-05 | 2009-05-27 | Lg Electronics Inc | METHOD AND DEVICE FOR SIGNAL PROCESSING AND CODING AND DECODING METHOD AND DEVICE THEREFOR |
WO2007083958A1 (en) * | 2006-01-19 | 2007-07-26 | Lg Electronics Inc. | Method and apparatus for decoding a signal |
KR101294022B1 (ko) * | 2006-02-03 | 2013-08-08 | 한국전자통신연구원 | 공간큐를 이용한 다객체 또는 다채널 오디오 신호의 랜더링제어 방법 및 그 장치 |
WO2007091845A1 (en) * | 2006-02-07 | 2007-08-16 | Lg Electronics Inc. | Apparatus and method for encoding/decoding signal |
BRPI0708047A2 (pt) * | 2006-02-09 | 2011-05-17 | Lg Eletronics Inc | método para codificar e decodificar sinal de áudio com base em objeto e equipamento para o mesmo |
KR20070088958A (ko) * | 2006-02-27 | 2007-08-30 | 한국전자통신연구원 | 다채널 오디오 신호 시각화 방법과 공간큐를 이용한음상정보 변환 방법 및 그 장치 |
ATE527833T1 (de) * | 2006-05-04 | 2011-10-15 | Lg Electronics Inc | Verbesserung von stereo-audiosignalen mittels neuabmischung |
US8379868B2 (en) * | 2006-05-17 | 2013-02-19 | Creative Technology Ltd | Spatial audio coding based on universal spatial cues |
US20080004729A1 (en) * | 2006-06-30 | 2008-01-03 | Nokia Corporation | Direct encoding into a directional audio coding format |
US20100040135A1 (en) | 2006-09-29 | 2010-02-18 | Lg Electronics Inc. | Apparatus for processing mix signal and method thereof |
AU2007312597B2 (en) * | 2006-10-16 | 2011-04-14 | Dolby International Ab | Apparatus and method for multi -channel parameter transformation |
CN103400583B (zh) * | 2006-10-16 | 2016-01-20 | 杜比国际公司 | 多声道下混对象编码的增强编码和参数表示 |
BRPI0719884B1 (pt) * | 2006-12-07 | 2020-10-27 | Lg Eletronics Inc | método, aparelho e mídia legível por computador para decodificar um sinal de áudio |
EP2595152A3 (en) * | 2006-12-27 | 2013-11-13 | Electronics and Telecommunications Research Institute | Transkoding apparatus |
CA2645915C (en) * | 2007-02-14 | 2012-10-23 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
KR20080082917A (ko) * | 2007-03-09 | 2008-09-12 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 이의 장치 |
JP5133401B2 (ja) * | 2007-04-26 | 2013-01-30 | ドルビー・インターナショナル・アクチボラゲット | 出力信号の合成装置及び合成方法 |
US8055708B2 (en) * | 2007-06-01 | 2011-11-08 | Microsoft Corporation | Multimedia spaces |
US8073125B2 (en) * | 2007-09-25 | 2011-12-06 | Microsoft Corporation | Spatial audio conferencing |
JP5883561B2 (ja) * | 2007-10-17 | 2016-03-15 | 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 | アップミックスを使用した音声符号器 |
US20090136087A1 (en) * | 2007-11-28 | 2009-05-28 | Joseph Oren | Replacement Based Watermarking |
KR101147780B1 (ko) * | 2008-01-01 | 2012-06-01 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
US20110002469A1 (en) * | 2008-03-03 | 2011-01-06 | Nokia Corporation | Apparatus for Capturing and Rendering a Plurality of Audio Channels |
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 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 ES ES09727018.5T patent/ES2622060T3/es active Active
- 2009-03-30 CN CN2009801117984A patent/CN101981617B/zh not_active Expired - Fee Related
- 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 EP EP16193463.3A patent/EP3147899B1/en not_active Not-in-force
- 2009-03-30 ES ES16193463T patent/ES2705100T3/es active Active
- 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
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1906971A (zh) * | 2003-11-26 | 2007-01-31 | 弗劳恩霍夫应用研究促进协会 | 产生低频声道的设备与方法 |
Also Published As
Publication number | Publication date |
---|---|
US9299352B2 (en) | 2016-03-29 |
KR101506837B1 (ko) | 2015-03-31 |
EP2273492B1 (en) | 2017-01-11 |
KR20090104674A (ko) | 2009-10-06 |
CN101981617B (zh) | 2012-08-29 |
EP3147899A1 (en) | 2017-03-29 |
US20110015770A1 (en) | 2011-01-20 |
CN102800320A (zh) | 2012-11-28 |
EP3147899B1 (en) | 2018-11-07 |
KR101461685B1 (ko) | 2014-11-19 |
WO2009123409A3 (ko) | 2009-11-26 |
CN101981617A (zh) | 2011-02-23 |
ES2622060T3 (es) | 2017-07-05 |
KR20140028094A (ko) | 2014-03-07 |
US20160165375A1 (en) | 2016-06-09 |
CN102800320B (zh) | 2017-04-12 |
EP2273492A4 (en) | 2012-06-13 |
EP2273492A2 (en) | 2011-01-12 |
WO2009123409A2 (ko) | 2009-10-08 |
CN102800321A (zh) | 2012-11-28 |
ES2705100T3 (es) | 2019-03-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102800321B (zh) | 多对象音频信号的附加信息比特流产生方法和装置 | |
CN102460571B (zh) | 多音频对象信号的编解码方法和装置及转码方法和转码器 | |
CN105264595B (zh) | 用于编码和解码音频信号的方法和装置 | |
CN102779512B (zh) | 对多声道音频信号进行编码/解码的系统和方法 | |
KR101120909B1 (ko) | 멀티 채널 파라미터 변환 장치, 방법 및 컴퓨터로 판독가능한 매체 | |
JP2013174891A (ja) | 高品質マルチチャネルオーディオ符号化および復号化装置 | |
CN101926181B (zh) | 用于处理音频信号的方法和装置 | |
JP6010176B2 (ja) | オーディオ信号のデコーディング方法及びその装置 | |
Herre et al. | From SAC To SAOC—Recent Developments in Parametric Coding of Spatial Audio | |
KR20130054159A (ko) | 스케일러블 다채널 오디오 신호를 지원하는 부호화 장치 및 복호화 장치, 상기 장치가 수행하는 방법 | |
CN101506875B (zh) | 用于组合多个参数编码的音频源的设备和方法 | |
US10657978B2 (en) | Broadcast transmitting apparatus and broadcast transmitting method for providing an object-based audio, and broadcast playback apparatus and broadcast playback method | |
KR100636145B1 (ko) | 확장된 고해상도 오디오 신호 부호화 및 복호화 장치 | |
Purnhagen et al. | Immersive audio delivery using joint object coding | |
KR101114431B1 (ko) | 실시간 스트리밍을 위한 오디오 생성장치, 오디오 재생장치 및 그 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20121128 Assignee: Neo Lab Convergence Inc. Assignor: Korea Electronic Communication Institute Contract record no.: 2016990000259 Denomination of invention: Method and apparatus for generating additional information bit stream of multi-object audio signal License type: Exclusive License Record date: 20160630 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20200330 |
|
CF01 | Termination of patent right due to non-payment of annual fee |