PL2816555T3 - Koder sygnału audio, strumień bitów audio, sposób i program komputerowy wykorzystujące obiektową informację parametryczną - Google Patents
Koder sygnału audio, strumień bitów audio, sposób i program komputerowy wykorzystujące obiektową informację parametrycznąInfo
- Publication number
- PL2816555T3 PL2816555T3 PL14180279.3T PL14180279T PL2816555T3 PL 2816555 T3 PL2816555 T3 PL 2816555T3 PL 14180279 T PL14180279 T PL 14180279T PL 2816555 T3 PL2816555 T3 PL 2816555T3
- Authority
- PL
- Poland
- Prior art keywords
- computer program
- audio
- signal encoder
- parametric information
- audio signal
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000005236 sound signal Effects 0.000 title 1
Classifications
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17345609P | 2009-04-28 | 2009-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2816555T3 true PL2816555T3 (pl) | 2016-10-31 |
Family
ID=42272162
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10716830T PL2425427T3 (pl) | 2009-04-28 | 2010-04-28 | Urządzenie do dostarczania jednego lub większej liczby dopasowanych parametrów do zapewnienia reprezentacji sygnału upmixu w oparciu o reprezentację sygnału downmixu, dekoder sygnału audio, transkoder sygnału audio, sposób i program komputerowy z użyciem obiektowej informacji parametrycznej |
| PL14180279.3T PL2816555T3 (pl) | 2009-04-28 | 2010-04-28 | Koder sygnału audio, strumień bitów audio, sposób i program komputerowy wykorzystujące obiektową informację parametryczną |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10716830T PL2425427T3 (pl) | 2009-04-28 | 2010-04-28 | Urządzenie do dostarczania jednego lub większej liczby dopasowanych parametrów do zapewnienia reprezentacji sygnału upmixu w oparciu o reprezentację sygnału downmixu, dekoder sygnału audio, transkoder sygnału audio, sposób i program komputerowy z użyciem obiektowej informacji parametrycznej |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US8731950B2 (pl) |
| EP (2) | EP2816555B1 (pl) |
| JP (2) | JP5554830B2 (pl) |
| KR (1) | KR101431889B1 (pl) |
| CN (1) | CN102576532B (pl) |
| AR (1) | AR076434A1 (pl) |
| AU (1) | AU2010243635B2 (pl) |
| CA (2) | CA2852503C (pl) |
| ES (2) | ES2521715T3 (pl) |
| MX (1) | MX2011011399A (pl) |
| MY (1) | MY157169A (pl) |
| PL (2) | PL2425427T3 (pl) |
| RU (1) | RU2573738C2 (pl) |
| SG (1) | SG175392A1 (pl) |
| TW (2) | TWI560706B (pl) |
| WO (1) | WO2010125104A1 (pl) |
| ZA (1) | ZA201107895B (pl) |
Families Citing this family (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2011011399A (es) | 2008-10-17 | 2012-06-27 | Univ Friedrich Alexander Er | Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto. |
| US9536529B2 (en) | 2010-01-06 | 2017-01-03 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
| CN116419138B (zh) | 2010-03-23 | 2026-07-14 | 杜比实验室特许公司 | 音频再现方法和声音再现系统 |
| US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
| KR20120071072A (ko) * | 2010-12-22 | 2012-07-02 | 한국전자통신연구원 | 객체 기반 오디오를 제공하는 방송 송신 장치 및 방법, 그리고 방송 재생 장치 및 방법 |
| ITTO20120067A1 (it) | 2012-01-26 | 2013-07-27 | Inst Rundfunktechnik Gmbh | Method and apparatus for conversion of a multi-channel audio signal into a two-channel audio signal. |
| US10844689B1 (en) | 2019-12-19 | 2020-11-24 | Saudi Arabian Oil Company | Downhole ultrasonic actuator system for mitigating lost circulation |
| ES3064789T3 (en) | 2012-05-18 | 2026-04-29 | Dolby Laboratories Licensing Corp | System and method for dynamic range control of an audio signal |
| PT2880654T (pt) | 2012-08-03 | 2017-12-07 | Fraunhofer Ges Forschung | Descodificador e método para um conceito paramétrico generalizado de codificação de objeto de áudio espacial para caixas de downmix/upmix multicanal |
| CA2880412C (en) * | 2012-08-10 | 2019-12-31 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and methods for adapting audio information in spatial audio object coding |
| EP2896040B1 (en) * | 2012-09-14 | 2016-11-09 | Dolby Laboratories Licensing Corporation | Multi-channel audio content analysis based upmix detection |
| CN109346101B (zh) * | 2013-01-29 | 2024-05-24 | 弗劳恩霍夫应用研究促进协会 | 产生频率增强音频信号的译码器和产生编码信号的编码器 |
| EP2804176A1 (en) * | 2013-05-13 | 2014-11-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio object separation from mixture signal using object-specific time/frequency resolutions |
| CA3017077C (en) | 2013-05-24 | 2021-08-17 | Dolby International Ab | Coding of audio scenes |
| 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 |
| WO2014187990A1 (en) * | 2013-05-24 | 2014-11-27 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| EP2973551B1 (en) | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| ES2643789T3 (es) | 2013-05-24 | 2017-11-24 | Dolby International Ab | Codificación eficiente de escenas de audio que comprenden objetos de audio |
| GB2515089A (en) * | 2013-06-14 | 2014-12-17 | Nokia Corp | Audio Processing |
| EP3014901B1 (en) | 2013-06-28 | 2017-08-23 | Dolby Laboratories Licensing Corporation | Improved rendering of audio objects using discontinuous rendering-matrix updates |
| 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 |
| EP2830333A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals |
| 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 |
| PT3022949T (pt) | 2013-07-22 | 2018-01-23 | Fraunhofer Ges Forschung | Descodificador de áudio multicanal, codificador de áudio de multicanal, métodos, programa de computador e representação de áudio codificada usando uma descorrelação dos sinais de áudio renderizados |
| 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 |
| 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 |
| CN109979472B (zh) | 2013-09-12 | 2023-12-15 | 杜比实验室特许公司 | 用于各种回放环境的动态范围控制 |
| EP3561809B1 (en) * | 2013-09-12 | 2023-11-22 | Dolby International AB | Method for decoding and decoder. |
| US9521501B2 (en) * | 2013-09-12 | 2016-12-13 | Dolby Laboratories Licensing Corporation | Loudness adjustment for downmixed audio content |
| EP2879131A1 (en) * | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
| CN105900169B (zh) * | 2014-01-09 | 2020-01-03 | 杜比实验室特许公司 | 音频内容的空间误差度量 |
| TWI794032B (zh) | 2014-03-24 | 2023-02-21 | 瑞典商杜比國際公司 | 應用動態範圍壓縮至高階保真立體音響信號之方法和裝置 |
| EP3127109B1 (en) | 2014-04-01 | 2018-03-14 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| WO2016124524A1 (en) | 2015-02-02 | 2016-08-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing an encoded audio signal |
| CN105989845B (zh) | 2015-02-25 | 2020-12-08 | 杜比实验室特许公司 | 视频内容协助的音频对象提取 |
| CN108496221B (zh) * | 2016-01-26 | 2020-01-21 | 杜比实验室特许公司 | 自适应量化 |
| US10210874B2 (en) * | 2017-02-03 | 2019-02-19 | Qualcomm Incorporated | Multi channel coding |
| US10891962B2 (en) * | 2017-03-06 | 2021-01-12 | Dolby International Ab | Integrated reconstruction and rendering of audio signals |
| GB2582749A (en) * | 2019-03-28 | 2020-10-07 | Nokia Technologies Oy | Determination of the significance of spatial audio parameters and associated encoding |
| WO2020216459A1 (en) * | 2019-04-23 | 2020-10-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method or computer program for generating an output downmix representation |
| UA130176C2 (uk) | 2020-12-02 | 2025-12-03 | Долбі Лабораторіс Лайсензін Корпорейшн | Носій інформації та спосіб кодування звукового сигналу, в якому використовують стратегію понижувального мікшування |
| KR20230117386A (ko) | 2020-12-04 | 2023-08-08 | 파세토, 인크. | 무선 서라운드 사운드를 위한 시스템들 및 방법들 |
| EP4243014A4 (en) * | 2021-01-25 | 2024-07-17 | Samsung Electronics Co., Ltd. | DEVICE AND METHOD FOR PROCESSING A MULTI-CHANNEL AUDIO SIGNAL |
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| AU2002307884A1 (en) * | 2002-04-22 | 2003-11-03 | Nokia Corporation | Method and device for obtaining parameters for parametric speech coding of frames |
| FR2867649A1 (fr) * | 2003-12-10 | 2005-09-16 | France Telecom | Procede de codage multiple optimise |
| US8843378B2 (en) * | 2004-06-30 | 2014-09-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Multi-channel synthesizer and method for generating a multi-channel output signal |
| 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 |
| US7983922B2 (en) * | 2005-04-15 | 2011-07-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing |
| CN101223821B (zh) * | 2005-07-15 | 2011-12-07 | 松下电器产业株式会社 | 音频解码器 |
| KR101165640B1 (ko) * | 2005-10-20 | 2012-07-17 | 엘지전자 주식회사 | 오디오 신호의 디코딩 및 인코딩 방법 및 그 장치 |
| EP1979898B1 (en) * | 2006-01-19 | 2014-08-06 | Lg Electronics Inc. | Method and apparatus for processing a media signal |
| EP1853092B1 (en) * | 2006-05-04 | 2011-10-05 | LG Electronics, Inc. | Enhancing stereo audio with remix capability |
| RU2460155C2 (ru) * | 2006-09-18 | 2012-08-27 | Конинклейке Филипс Электроникс Н.В. | Кодирование и декодирование звуковых объектов |
| AU2007300813B2 (en) * | 2006-09-29 | 2010-10-14 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
| MY144273A (en) * | 2006-10-16 | 2011-08-29 | Fraunhofer Ges Forschung | Apparatus and method for multi-chennel parameter transformation |
| WO2008084427A2 (en) * | 2007-01-10 | 2008-07-17 | Koninklijke Philips Electronics N.V. | Audio decoder |
| WO2008100068A1 (en) * | 2007-02-13 | 2008-08-21 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
| EP2111617B1 (en) * | 2007-02-14 | 2013-09-04 | LG Electronics Inc. | Audio decoding method and corresponding apparatus |
| MX2010004220A (es) * | 2007-10-17 | 2010-06-11 | Fraunhofer Ges Forschung | Codificacion de audio usando mezcla descendente. |
| EP2175670A1 (en) * | 2008-10-07 | 2010-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Binaural rendering of a multi-channel audio signal |
| MX2011011399A (es) | 2008-10-17 | 2012-06-27 | Univ Friedrich Alexander Er | Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto. |
| KR101137361B1 (ko) * | 2009-01-28 | 2012-04-26 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| RU2577199C2 (ru) * | 2009-10-20 | 2016-03-10 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство для обеспечения представления сигнала повышающего микширования на основе представления сигнала понижающего микширования, устройство для обеспечения битового потока, представляющего многоканальный звуковой сигнал, способы, компьютерная программа и битовый поток, использующий передачу сигналов с контролем искажения |
| AU2010321013B2 (en) | 2009-11-20 | 2014-05-29 | Dolby International Ab | Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter |
-
2008
- 2008-10-17 MX MX2011011399A patent/MX2011011399A/es active IP Right Grant
-
2010
- 2010-04-28 WO PCT/EP2010/055717 patent/WO2010125104A1/en not_active Ceased
- 2010-04-28 MY MYPI2011005228A patent/MY157169A/en unknown
- 2010-04-28 AR ARP100101428A patent/AR076434A1/es active IP Right Grant
- 2010-04-28 SG SG2011079464A patent/SG175392A1/en unknown
- 2010-04-28 AU AU2010243635A patent/AU2010243635B2/en active Active
- 2010-04-28 PL PL10716830T patent/PL2425427T3/pl unknown
- 2010-04-28 JP JP2012507733A patent/JP5554830B2/ja active Active
- 2010-04-28 EP EP14180279.3A patent/EP2816555B1/en active Active
- 2010-04-28 CN CN201080019185.0A patent/CN102576532B/zh active Active
- 2010-04-28 ES ES10716830.4T patent/ES2521715T3/es active Active
- 2010-04-28 TW TW103126579A patent/TWI560706B/zh active
- 2010-04-28 TW TW099113479A patent/TWI529704B/zh active
- 2010-04-28 EP EP10716830.4A patent/EP2425427B1/en active Active
- 2010-04-28 CA CA2852503A patent/CA2852503C/en active Active
- 2010-04-28 CA CA2760515A patent/CA2760515C/en active Active
- 2010-04-28 RU RU2011145866/08A patent/RU2573738C2/ru active
- 2010-04-28 ES ES14180279T patent/ES2572083T3/es active Active
- 2010-04-28 KR KR1020117028264A patent/KR101431889B1/ko active Active
- 2010-04-28 PL PL14180279.3T patent/PL2816555T3/pl unknown
-
2011
- 2011-10-28 ZA ZA2011/07895A patent/ZA201107895B/en unknown
- 2011-10-28 US US13/284,583 patent/US8731950B2/en active Active
-
2014
- 2014-04-10 US US14/250,026 patent/US9786285B2/en active Active
- 2014-05-29 JP JP2014111756A patent/JP2014206747A/ja active Pending
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