MX351193B - Codificador, decodificador, sistema y metodo que emplean un concepto residual para codificar objetos de audio parametricos. - Google Patents
Codificador, decodificador, sistema y metodo que emplean un concepto residual para codificar objetos de audio parametricos.Info
- Publication number
- MX351193B MX351193B MX2015001676A MX2015001676A MX351193B MX 351193 B MX351193 B MX 351193B MX 2015001676 A MX2015001676 A MX 2015001676A MX 2015001676 A MX2015001676 A MX 2015001676A MX 351193 B MX351193 B MX 351193B
- Authority
- MX
- Mexico
- Prior art keywords
- audio object
- decoder
- signals
- encoder
- residual
- Prior art date
Links
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/04—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 using predictive techniques
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/04—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 using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Se proporciona un decodificador. El decodificador comprende una unidad de decodificación paramétrica (110) para generar una pluralidad de primeras señales de objetos de audio estimadas por la mezcla ascendente de tres o más señales de mezcla descendente, en el que las tres o más señales de mezcla descendente codifican una pluralidad de señales de objetos de audio originales, en el que la unidad de decodificación paramétrica (110) está configurada para realizar la mezcla ascendente de tres o más señales de mezcla descendente en función de la información lateral paramétrica que indica información sobre la pluralidad de señales de objetos de audio originales. Asimismo, el decodificador comprende una unidad de procesamiento residual (120) para generar una pluralidad de segundas señales de objetos de audio estimadas por la modificación de una o más de las primeras señales de objetos de audio estimadas, en el que la unidad de procesamiento residual (120) está configurada para modificar dicha una o más de las primeras señales de objetos de audio estimadas en función de una o más señales residuales.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261681730P | 2012-08-10 | 2012-08-10 | |
PCT/EP2013/057932 WO2014023443A1 (en) | 2012-08-10 | 2013-04-16 | Encoder, decoder, system and method employing a residual concept for parametric audio object coding |
Publications (2)
Publication Number | Publication Date |
---|---|
MX2015001676A MX2015001676A (es) | 2015-04-10 |
MX351193B true MX351193B (es) | 2017-10-04 |
Family
ID=48092997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2015001676A MX351193B (es) | 2012-08-10 | 2013-04-16 | Codificador, decodificador, sistema y metodo que emplean un concepto residual para codificar objetos de audio parametricos. |
Country Status (20)
Country | Link |
---|---|
US (1) | US10818301B2 (es) |
EP (1) | EP2883225B1 (es) |
JP (1) | JP6113282B2 (es) |
KR (2) | KR101903664B1 (es) |
CN (1) | CN104769669B (es) |
AR (1) | AR090703A1 (es) |
AU (1) | AU2013301831B2 (es) |
BR (1) | BR112015002793B1 (es) |
CA (1) | CA2881065C (es) |
ES (1) | ES2638391T3 (es) |
HK (1) | HK1211734A1 (es) |
MX (1) | MX351193B (es) |
MY (1) | MY176406A (es) |
PL (1) | PL2883225T3 (es) |
PT (1) | PT2883225T (es) |
RU (1) | RU2628900C2 (es) |
SG (1) | SG11201500878PA (es) |
TW (1) | TWI517141B (es) |
WO (1) | WO2014023443A1 (es) |
ZA (1) | ZA201501570B (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2013298462B2 (en) * | 2012-08-03 | 2016-10-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. | Decoder and method for multi-instance spatial-audio-object-coding employing a parametric concept for multichannel downmix/upmix cases |
AU2013301831B2 (en) | 2012-08-10 | 2016-12-01 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoder, decoder, system and method employing a residual concept for parametric audio object coding |
EP2757559A1 (en) * | 2013-01-22 | 2014-07-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for spatial audio object coding employing hidden objects for signal mixture manipulation |
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 |
WO2015059154A1 (en) | 2013-10-21 | 2015-04-30 | Dolby International Ab | Audio encoder and decoder |
US9779739B2 (en) * | 2014-03-20 | 2017-10-03 | Dts, Inc. | Residual encoding in an object-based audio system |
CN107211227B (zh) | 2015-02-06 | 2020-07-07 | 杜比实验室特许公司 | 用于自适应音频的混合型基于优先度的渲染系统和方法 |
CN110800048B (zh) | 2017-05-09 | 2023-07-28 | 杜比实验室特许公司 | 多通道空间音频格式输入信号的处理 |
US11322164B2 (en) | 2018-01-18 | 2022-05-03 | Dolby Laboratories Licensing Corporation | Methods and devices for coding soundfield representation signals |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI393120B (zh) * | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 用於音訊信號編碼及解碼之方法和系統、音訊信號編碼器、音訊信號解碼器、攜帶有位元流之電腦可讀取媒體、及儲存於電腦可讀取媒體上的電腦程式 |
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 |
US7751572B2 (en) | 2005-04-15 | 2010-07-06 | Dolby International Ab | Adaptive residual audio coding |
WO2008039038A1 (en) * | 2006-09-29 | 2008-04-03 | Electronics And Telecommunications Research Institute | Apparatus and method for coding and decoding multi-object audio signal with various channel |
BRPI0816556A2 (pt) * | 2007-10-17 | 2019-03-06 | Fraunhofer Ges Zur Foerderung Der Angewandten Forsschung E V | codificação de áudio usando downmix |
EP2511903A3 (en) | 2007-10-22 | 2012-11-28 | Electronics and Telecommunications Research Institute | Multi-object audio decoding method and apparatus thereof |
EP2077550B8 (en) * | 2008-01-04 | 2012-03-14 | Dolby International AB | Audio encoder and decoder |
EP2146344B1 (en) * | 2008-07-17 | 2016-07-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding/decoding scheme having a switchable bypass |
US9330671B2 (en) * | 2008-10-10 | 2016-05-03 | Telefonaktiebolaget L M Ericsson (Publ) | Energy conservative multi-channel audio coding |
EP2535892B1 (en) * | 2009-06-24 | 2014-08-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages |
KR101569702B1 (ko) * | 2009-08-17 | 2015-11-17 | 삼성전자주식회사 | 레지듀얼 신호 인코딩 및 디코딩 방법 및 장치 |
KR20110018107A (ko) * | 2009-08-17 | 2011-02-23 | 삼성전자주식회사 | 레지듀얼 신호 인코딩 및 디코딩 방법 및 장치 |
KR101613975B1 (ko) * | 2009-08-18 | 2016-05-02 | 삼성전자주식회사 | 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
KR101710113B1 (ko) * | 2009-10-23 | 2017-02-27 | 삼성전자주식회사 | 위상 정보와 잔여 신호를 이용한 부호화/복호화 장치 및 방법 |
EP2323130A1 (en) * | 2009-11-12 | 2011-05-18 | Koninklijke Philips Electronics N.V. | Parametric encoding and decoding |
CN102714038B (zh) * | 2009-11-20 | 2014-11-05 | 弗兰霍菲尔运输应用研究公司 | 用以基于下混信号表示型态而提供上混信号表示型态的装置、用以提供表示多声道音频信号的位流的装置、方法 |
ES2935911T3 (es) * | 2010-04-09 | 2023-03-13 | Dolby Int Ab | Descodificación estéreo de predicción compleja basada en MDCT |
KR20110116079A (ko) * | 2010-04-17 | 2011-10-25 | 삼성전자주식회사 | 멀티 채널 신호의 부호화/복호화 장치 및 방법 |
CA2813898C (en) * | 2010-10-07 | 2017-05-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for level estimation of coded audio frames in a bit stream domain |
CN102844808B (zh) * | 2010-11-03 | 2016-01-13 | 华为技术有限公司 | 用于编码多通道音频信号的参数编码器 |
TWI716169B (zh) * | 2010-12-03 | 2021-01-11 | 美商杜比實驗室特許公司 | 音頻解碼裝置、音頻解碼方法及音頻編碼方法 |
AU2013301831B2 (en) | 2012-08-10 | 2016-12-01 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoder, decoder, system and method employing a residual concept for parametric audio object coding |
-
2013
- 2013-04-16 AU AU2013301831A patent/AU2013301831B2/en active Active
- 2013-04-16 MX MX2015001676A patent/MX351193B/es active IP Right Grant
- 2013-04-16 PT PT137160164T patent/PT2883225T/pt unknown
- 2013-04-16 EP EP13716016.4A patent/EP2883225B1/en active Active
- 2013-04-16 KR KR1020177009511A patent/KR101903664B1/ko active IP Right Grant
- 2013-04-16 RU RU2015107578A patent/RU2628900C2/ru active
- 2013-04-16 BR BR112015002793-8A patent/BR112015002793B1/pt active IP Right Grant
- 2013-04-16 ES ES13716016.4T patent/ES2638391T3/es active Active
- 2013-04-16 WO PCT/EP2013/057932 patent/WO2014023443A1/en active Application Filing
- 2013-04-16 CA CA2881065A patent/CA2881065C/en active Active
- 2013-04-16 KR KR1020157003513A patent/KR102050455B1/ko active IP Right Grant
- 2013-04-16 JP JP2015525786A patent/JP6113282B2/ja active Active
- 2013-04-16 SG SG11201500878PA patent/SG11201500878PA/en unknown
- 2013-04-16 MY MYPI2015000342A patent/MY176406A/en unknown
- 2013-04-16 PL PL13716016T patent/PL2883225T3/pl unknown
- 2013-04-16 TW TW102113450A patent/TWI517141B/zh active
- 2013-04-16 AR ARP130101236A patent/AR090703A1/es active IP Right Grant
- 2013-04-16 CN CN201380052536.1A patent/CN104769669B/zh active Active
-
2015
- 2015-02-09 US US14/617,706 patent/US10818301B2/en active Active
- 2015-03-09 ZA ZA2015/01570A patent/ZA201501570B/en unknown
- 2015-12-17 HK HK15112456.5A patent/HK1211734A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US10818301B2 (en) | 2020-10-27 |
AU2013301831B2 (en) | 2016-12-01 |
KR101903664B1 (ko) | 2018-11-22 |
KR20150040921A (ko) | 2015-04-15 |
HK1211734A1 (en) | 2016-05-27 |
PL2883225T3 (pl) | 2017-10-31 |
ES2638391T3 (es) | 2017-10-20 |
US20150162012A1 (en) | 2015-06-11 |
SG11201500878PA (en) | 2015-03-30 |
JP2015529850A (ja) | 2015-10-08 |
CA2881065C (en) | 2020-03-10 |
KR20170042809A (ko) | 2017-04-19 |
BR112015002793B1 (pt) | 2021-12-07 |
AR090703A1 (es) | 2014-12-03 |
TW201407603A (zh) | 2014-02-16 |
BR112015002793A2 (pt) | 2020-04-22 |
EP2883225B1 (en) | 2017-06-07 |
RU2015107578A (ru) | 2016-09-27 |
PT2883225T (pt) | 2017-09-04 |
MY176406A (en) | 2020-08-06 |
CN104769669A (zh) | 2015-07-08 |
CN104769669B (zh) | 2020-09-29 |
EP2883225A1 (en) | 2015-06-17 |
CA2881065A1 (en) | 2014-02-13 |
ZA201501570B (en) | 2018-05-30 |
MX2015001676A (es) | 2015-04-10 |
JP6113282B2 (ja) | 2017-04-12 |
KR102050455B1 (ko) | 2019-12-02 |
WO2014023443A1 (en) | 2014-02-13 |
TWI517141B (zh) | 2016-01-11 |
RU2628900C2 (ru) | 2017-08-22 |
AU2013301831A1 (en) | 2015-02-26 |
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