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 |
|---|---|---|---|
| PL14180279.3T PL2816555T3 (pl) | 2009-04-28 | 2010-04-28 | Koder sygnału audio, strumień bitów audio, sposób i program komputerowy wykorzystujące obiektową informację parametryczną |
| 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 |
Family Applications After (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) | EP2425427B1 (pl) |
| JP (2) | JP5554830B2 (pl) |
| KR (1) | KR101431889B1 (pl) |
| CN (1) | CN102576532B (pl) |
| AR (1) | AR076434A1 (pl) |
| AU (1) | AU2010243635B2 (pl) |
| CA (2) | CA2760515C (pl) |
| ES (2) | ES2521715T3 (pl) |
| MX (1) | MX2011011399A (pl) |
| MY (1) | MY157169A (pl) |
| PL (2) | PL2816555T3 (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 (42)
| 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. |
| WO2011083979A2 (en) | 2010-01-06 | 2011-07-14 | Lg Electronics Inc. | An apparatus for processing an audio signal and method thereof |
| US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
| CN116390017A (zh) | 2010-03-23 | 2023-07-04 | 杜比实验室特许公司 | 音频再现方法和声音再现系统 |
| 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 |
| JP6133422B2 (ja) * | 2012-08-03 | 2017-05-24 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | マルチチャネルをダウンミックス／アップミックスする場合のため一般化された空間オーディオオブジェクト符号化パラメトリック概念のデコーダおよび方法 |
| 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 |
| EP2973551B1 (en) | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| KR101761099B1 (ko) * | 2013-05-24 | 2017-07-25 | 돌비 인터네셔널 에이비 | 오디오 인코딩 및 디코딩 방법들, 대응하는 컴퓨터-판독 가능한 매체들 및 대응하는 오디오 인코더 및 디코더 |
| BR112015029129B1 (pt) * | 2013-05-24 | 2022-05-31 | Dolby International Ab | Método para codificar objetos de áudio em um fluxo de dados, meio legível por computador, método em um decodificador para decodificar um fluxo de dados e decodificador para decodificar um fluxo de dados incluindo objetos de áudio codificados |
| MY178342A (en) | 2013-05-24 | 2020-10-08 | Dolby Int Ab | Coding of audio scenes |
| RU2745832C2 (ru) * | 2013-05-24 | 2021-04-01 | Долби Интернешнл Аб | Эффективное кодирование звуковых сцен, содержащих звуковые объекты |
| 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 |
| EP2830334A1 (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, computer program and encoded audio representation using a decorrelation of rendered audio signals |
| 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 |
| 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 |
| WO2015011015A1 (en) | 2013-07-22 | 2015-01-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals |
| WO2015036352A1 (en) * | 2013-09-12 | 2015-03-19 | Dolby International Ab | Coding of multichannel audio content |
| WO2015038522A1 (en) | 2013-09-12 | 2015-03-19 | Dolby Laboratories Licensing Corporation | Loudness adjustment for downmixed audio content |
| EP4683219A3 (en) | 2013-09-12 | 2026-03-25 | Dolby Laboratories Licensing Corporation | Dynamic range control for a wide variety of playback environments |
| 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 |
| WO2015105748A1 (en) | 2014-01-09 | 2015-07-16 | Dolby Laboratories Licensing Corporation | Spatial error metrics of audio content |
| RU2658888C2 (ru) | 2014-03-24 | 2018-06-25 | Долби Интернэшнл Аб | Способ и устройство для применения сжатия динамического диапазона к сигналу амбиофонии высшего порядка |
| WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| CN107533845B (zh) * | 2015-02-02 | 2020-12-22 | 弗劳恩霍夫应用研究促进协会 | 用于处理编码音频信号的装置和方法 |
| 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 |
| JP6467561B1 (ja) * | 2016-01-26 | 2019-02-13 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 適応的な量子化 |
| US10210874B2 (en) * | 2017-02-03 | 2019-02-19 | Qualcomm Incorporated | Multi channel coding |
| EP3566473B8 (en) * | 2017-03-06 | 2022-06-15 | 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 |
| ES3055507T3 (en) | 2020-12-02 | 2026-02-12 | Dolby Laboratories Licensing Corp | Immersive voice and audio services (ivas) with adaptive downmix strategies |
| EP4243014A4 (en) * | 2021-01-25 | 2024-07-17 | Samsung Electronics Co., Ltd. | DEVICE AND METHOD FOR PROCESSING A MULTI-CHANNEL AUDIO SIGNAL |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050228648A1 (en) * | 2002-04-22 | 2005-10-13 | Ari Heikkinen | 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 |
| DE602006010712D1 (de) * | 2005-07-15 | 2010-01-07 | Panasonic Corp | Audiodekoder |
| KR100866885B1 (ko) * | 2005-10-20 | 2008-11-04 | 엘지전자 주식회사 | 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치 |
| KR100953644B1 (ko) * | 2006-01-19 | 2010-04-20 | 엘지전자 주식회사 | 미디어 신호 처리 방법 및 장치 |
| EP1853092B1 (en) * | 2006-05-04 | 2011-10-05 | LG Electronics, Inc. | Enhancing stereo audio with remix capability |
| ATE499677T1 (de) * | 2006-09-18 | 2011-03-15 | Koninkl Philips Electronics Nv | Kodierung und dekodierung von audio-objekten |
| CA2645908C (en) | 2006-09-29 | 2013-11-26 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
| AU2007312597B2 (en) * | 2006-10-16 | 2011-04-14 | Dolby International Ab | Apparatus and method for multi -channel parameter transformation |
| JP5455647B2 (ja) * | 2007-01-10 | 2014-03-26 | コーニンクレッカ フィリップス エヌ ヴェ | オーディオデコーダ |
| JP2010518452A (ja) * | 2007-02-13 | 2010-05-27 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号の処理方法及び装置 |
| MX2008012986A (es) * | 2007-02-14 | 2008-11-28 | Lg Electronics Inc | Metodos y aparatos para codificar y decodificar señales de audio basadas en objetos. |
| RU2452043C2 (ru) * | 2007-10-17 | 2012-05-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Аудиокодирование с использованием понижающего микширования |
| 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 |
| CN102640213B (zh) * | 2009-10-20 | 2014-07-09 | 弗兰霍菲尔运输应用研究公司 | 失真控制装置及方法、位流提供装置及方法 |
| PL2489038T3 (pl) | 2009-11-20 | 2016-07-29 | Fraunhofer Ges Forschung | Urządzenie do dostarczania reprezentacji sygnału upmixu na bazie reprezentacji sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, programy komputerowe i strumień bitów reprezentujący wielokanałowy sygnał audio z zastosowaniem parametru kombinacji liniowej |
-
2008
- 2008-10-17 MX MX2011011399A patent/MX2011011399A/es active IP Right Grant
-
2010
- 2010-04-28 SG SG2011079464A patent/SG175392A1/en unknown
- 2010-04-28 KR KR1020117028264A patent/KR101431889B1/ko 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 MY MYPI2011005228A patent/MY157169A/en unknown
- 2010-04-28 ES ES14180279T patent/ES2572083T3/es active Active
- 2010-04-28 WO PCT/EP2010/055717 patent/WO2010125104A1/en not_active Ceased
- 2010-04-28 EP EP10716830.4A patent/EP2425427B1/en active Active
- 2010-04-28 JP JP2012507733A patent/JP5554830B2/ja active Active
- 2010-04-28 CA CA2760515A patent/CA2760515C/en active Active
- 2010-04-28 CA CA2852503A patent/CA2852503C/en active Active
- 2010-04-28 TW TW103126579A patent/TWI560706B/zh active
- 2010-04-28 AR ARP100101428A patent/AR076434A1/es active IP Right Grant
- 2010-04-28 PL PL14180279.3T patent/PL2816555T3/pl unknown
- 2010-04-28 RU RU2011145866/08A patent/RU2573738C2/ru active
- 2010-04-28 AU AU2010243635A patent/AU2010243635B2/en active Active
- 2010-04-28 TW TW099113479A patent/TWI529704B/zh active
- 2010-04-28 EP EP14180279.3A patent/EP2816555B1/en active Active
- 2010-04-28 PL PL10716830T patent/PL2425427T3/pl unknown
-
2011
- 2011-10-28 US US13/284,583 patent/US8731950B2/en active Active
- 2011-10-28 ZA ZA2011/07895A patent/ZA201107895B/en unknown
-
2014
- 2014-04-10 US US14/250,026 patent/US9786285B2/en active Active
- 2014-05-29 JP JP2014111756A patent/JP2014206747A/ja active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| PL2410522T3 (pl) | Koder sygnału audio, sposób kodowania sygnału audio i program komputerowy | |
| PL2346030T3 (pl) | Koder audio, sposób kodowania sygnału audio oraz program komputerowy | |
| PL4362014T3 (pl) | Dekoder sygnału audio, odpowiadający mu sposób oraz program komputerowy | |
| ZA201107895B (en) | Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation,audio signal decoder,audio signal transcoder,audio signal encoder,audio bitstream,method and computer program using an object-related parametric information | |
| ZA201203609B (en) | 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 | |
| PL2214164T3 (pl) | Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy | |
| PL3246918T3 (pl) | Dekoder audio, sposób dekodowania sygnału audio oraz program komputerowy | |
| PL2260485T3 (pl) | Dekoder sygnału audio, koder sygnału audio, zakodowana reprezentacja wielokanałowego sygnału audio, sposoby i program komputerowy | |
| PL2411976T3 (pl) | Urządzenie, sposób i program komputerowy do manipulacji sygnałem audio | |
| PL2332340T3 (pl) | Sposób przetwarzania informacji o paralaksie zawartej w sygnale | |
| EP2387243A4 (en) | DEPTH INFORMATION USING VIDEO SIGNAL PROCESSING METHOD AND DEVICE | |
| SI2405426T1 (sl) | Postopek kodiranja avdiosignala, postopek dekodiranja avdiosignala, kodirna naprava, dekodirana naprava, sistem za obdelavo avdiosignala, program za kodiranje avdiosignala in program za dekodiranje avdiosignala | |
| PL2352147T3 (pl) | Urządzenie i sposób kodowania sygnału audio | |
| EP2388699A4 (en) | INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD | |
| PL2483887T3 (pl) | Dekoder sygnału audio MPEG-SAOC, sposób dostarczania reprezentacji sygnału upmixu z wykorzystaniem dekodowania MPEG-SAOC oraz program komputerowy wykorzystujący wspólną wartość parametru korelacji międzyobiektowej uzależnioną od czasu/częstotliwości | |
| ZA201105417B (en) | Apparatus,method and computer program for upmixing a downmix audio signal | |
| GB0909118D0 (en) | Information processing system and information processing method | |
| EP2446223A4 (en) | Information processing apparatus, information processing method, and program | |
| EP2493385A4 (en) | Information processing apparatus, information processing method, and program | |
| EP2509004A4 (en) | MUSIC RECOMMENDATION SYSTEM, INFORMATION PROCESSING DEVICE AND METHOD | |
| EP2352096A4 (en) | Information processing device and information processing method | |
| PL3486806T3 (pl) | Sposób przetwarzania sygnału oraz sposób i aparat do przetwarzania danych | |
| EP2232486A4 (en) | METHOD AND DEVICE FOR PROCESSING A TONE SIGNAL | |
| PL2513897T3 (pl) | System dźwiękowy, sposób generowania sygnału dźwiękowego i odpowiedni program komputerowy | |
| EP2323027A4 (en) | Information processing apparatus and program |