HK1175580A1 - 用以基於下混信號表示形態提供上混信號表示形態的裝置、用以提供表示多聲道音頻信號的位流的裝置、使用失真控制信令方式的方法、計算機程序與位流 - Google Patents
用以基於下混信號表示形態提供上混信號表示形態的裝置、用以提供表示多聲道音頻信號的位流的裝置、使用失真控制信令方式的方法、計算機程序與位流Info
- Publication number
- HK1175580A1 HK1175580A1 HK13102304.2A HK13102304A HK1175580A1 HK 1175580 A1 HK1175580 A1 HK 1175580A1 HK 13102304 A HK13102304 A HK 13102304A HK 1175580 A1 HK1175580 A1 HK 1175580A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- providing
- bitstream
- signal representation
- basis
- computer program
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000011664 signaling Effects 0.000 title 1
- 230000005236 sound signal Effects 0.000 title 1
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25323709P | 2009-10-20 | 2009-10-20 | |
| US36926010P | 2010-07-30 | 2010-07-30 | |
| EP10171418 | 2010-07-30 | ||
| PCT/EP2010/065671 WO2011048067A1 (en) | 2009-10-20 | 2010-10-19 | Apparatus for providing an upmix signal representation on the basis of a downmix signal representation, apparatus for providing a bitstream representing a multichannel audio signal, methods, computer program and bitstream using a distortion control signaling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1175580A1 true HK1175580A1 (zh) | 2013-07-05 |
Family
ID=43416602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK13102304.2A HK1175580A1 (zh) | 2009-10-20 | 2013-02-22 | 用以基於下混信號表示形態提供上混信號表示形態的裝置、用以提供表示多聲道音頻信號的位流的裝置、使用失真控制信令方式的方法、計算機程序與位流 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US9060236B2 (zh) |
| EP (1) | EP2491551B1 (zh) |
| JP (1) | JP5719372B2 (zh) |
| KR (1) | KR101418661B1 (zh) |
| CN (1) | CN102640213B (zh) |
| AR (1) | AR078701A1 (zh) |
| AU (1) | AU2010309867B2 (zh) |
| CA (1) | CA2778239C (zh) |
| ES (1) | ES2529219T3 (zh) |
| HK (1) | HK1175580A1 (zh) |
| MX (1) | MX2012004621A (zh) |
| MY (1) | MY153337A (zh) |
| PL (1) | PL2491551T3 (zh) |
| RU (1) | RU2577199C2 (zh) |
| TW (1) | TWI431611B (zh) |
| WO (1) | WO2011048067A1 (zh) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| KR101438387B1 (ko) * | 2006-07-12 | 2014-09-05 | 삼성전자주식회사 | 서라운드 확장 데이터 부호화 및 복호화 방법 및 장치 |
| 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. |
| US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
| KR101405976B1 (ko) * | 2010-01-06 | 2014-06-12 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
| KR101490725B1 (ko) | 2010-03-23 | 2015-02-06 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 비디오 디스플레이 장치, 오디오-비디오 시스템, 음향 재생을 위한 방법 및 로컬라이즈된 지각적 오디오를 위한 음향 재생 시스템 |
| KR20120071072A (ko) * | 2010-12-22 | 2012-07-02 | 한국전자통신연구원 | 객체 기반 오디오를 제공하는 방송 송신 장치 및 방법, 그리고 방송 재생 장치 및 방법 |
| JP5740531B2 (ja) | 2011-07-01 | 2015-06-24 | 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 | オブジェクトベースオーディオのアップミキシング |
| US9479887B2 (en) | 2012-09-19 | 2016-10-25 | Nokia Technologies Oy | Method and apparatus for pruning audio based on multi-sensor analysis |
| EP2717261A1 (en) * | 2012-10-05 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for backward compatible multi-resolution spatial-audio-object-coding |
| EP2717265A1 (en) * | 2012-10-05 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for backward compatible dynamic adaption of time/frequency resolution in spatial-audio-object-coding |
| CN117012210A (zh) | 2013-05-24 | 2023-11-07 | 杜比国际公司 | 对音频场景进行解码的方法、装置及计算机可读介质 |
| US9818412B2 (en) * | 2013-05-24 | 2017-11-14 | Dolby International Ab | Methods for audio encoding and decoding, corresponding computer-readable media and corresponding audio encoder and decoder |
| US9892737B2 (en) | 2013-05-24 | 2018-02-13 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| EP3712889A1 (en) | 2013-05-24 | 2020-09-23 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| US9666198B2 (en) | 2013-05-24 | 2017-05-30 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
| CN104240711B (zh) * | 2013-06-18 | 2019-10-11 | 杜比实验室特许公司 | 用于生成自适应音频内容的方法、系统和装置 |
| US9883311B2 (en) | 2013-06-28 | 2018-01-30 | Dolby Laboratories Licensing Corporation | Rendering of audio objects using discontinuous rendering-matrix updates |
| 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 |
| EP2830050A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for enhanced spatial audio object coding |
| 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 |
| SG11201602628TA (en) * | 2013-10-21 | 2016-05-30 | Dolby Int Ab | Decorrelator structure for parametric reconstruction of audio signals |
| WO2015059153A1 (en) * | 2013-10-21 | 2015-04-30 | Dolby International Ab | Parametric reconstruction of audio signals |
| WO2015145782A1 (en) * | 2014-03-26 | 2015-10-01 | Panasonic Corporation | Apparatus and method for surround audio signal processing |
| EP3127109B1 (en) | 2014-04-01 | 2018-03-14 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| PT3149955T (pt) | 2014-05-28 | 2019-08-05 | Fraunhofer Ges Forschung | Processador de dados e transporte de dados de controlo do utilizador para descodificadores e renderizadores de áudio |
| 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 |
| US11087024B2 (en) * | 2016-01-29 | 2021-08-10 | Samsung Electronics Co., Ltd. | System and method to enable privacy-preserving real time services against inference attacks |
| CN107731238B (zh) * | 2016-08-10 | 2021-07-16 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
| US10304468B2 (en) * | 2017-03-20 | 2019-05-28 | Qualcomm Incorporated | Target sample generation |
| EP4385010A1 (en) * | 2021-08-10 | 2024-06-19 | VoiceAge Corporation | Method and device for limiting of output synthesis distortion in a sound codec |
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| 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 |
| US7720230B2 (en) * | 2004-10-20 | 2010-05-18 | Agere Systems, Inc. | Individual channel shaping for BCC schemes and the like |
| ATE421845T1 (de) * | 2005-04-15 | 2009-02-15 | Dolby Sweden Ab | Zeitliche hüllkurvenformgebung von entkorrelierten signalen |
| 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 |
| US7961890B2 (en) * | 2005-04-15 | 2011-06-14 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. | Multi-channel hierarchical audio coding with compact side information |
| WO2007083952A1 (en) * | 2006-01-19 | 2007-07-26 | Lg Electronics Inc. | Method and apparatus for processing a media signal |
| KR101111520B1 (ko) * | 2006-12-07 | 2012-05-24 | 엘지전자 주식회사 | 오디오 처리 방법 및 장치 |
| EP2118886A4 (en) * | 2007-02-13 | 2010-04-21 | Lg Electronics Inc | METHOD AND APPARATUS FOR PROCESSING AUDIO SIGNAL |
| US8892432B2 (en) | 2007-10-19 | 2014-11-18 | Nec Corporation | Signal processing system, apparatus and method used on the system, and program thereof |
| WO2010036062A2 (en) * | 2008-09-25 | 2010-04-01 | Lg Electronics Inc. | A method and an apparatus for processing a signal |
-
2010
- 2010-10-19 KR KR1020127012989A patent/KR101418661B1/ko active IP Right Grant
- 2010-10-19 CN CN201080047331.0A patent/CN102640213B/zh active Active
- 2010-10-19 RU RU2012118789/08A patent/RU2577199C2/ru active
- 2010-10-19 ES ES10765803.1T patent/ES2529219T3/es active Active
- 2010-10-19 CA CA2778239A patent/CA2778239C/en active Active
- 2010-10-19 TW TW099135552A patent/TWI431611B/zh active
- 2010-10-19 AU AU2010309867A patent/AU2010309867B2/en active Active
- 2010-10-19 JP JP2012534658A patent/JP5719372B2/ja active Active
- 2010-10-19 MX MX2012004621A patent/MX2012004621A/es active IP Right Grant
- 2010-10-19 EP EP10765803.1A patent/EP2491551B1/en active Active
- 2010-10-19 MY MYPI2012001733A patent/MY153337A/en unknown
- 2010-10-19 WO PCT/EP2010/065671 patent/WO2011048067A1/en active Application Filing
- 2010-10-19 PL PL10765803T patent/PL2491551T3/pl unknown
- 2010-10-20 AR ARP100103828A patent/AR078701A1/es active IP Right Grant
-
2012
- 2012-04-18 US US13/450,027 patent/US9060236B2/en active Active
-
2013
- 2013-02-22 HK HK13102304.2A patent/HK1175580A1/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2012118789A (ru) | 2013-11-10 |
| AU2010309867B2 (en) | 2014-05-08 |
| MY153337A (en) | 2015-01-29 |
| TWI431611B (zh) | 2014-03-21 |
| KR101418661B1 (ko) | 2014-07-14 |
| TW201131552A (en) | 2011-09-16 |
| EP2491551B1 (en) | 2015-01-07 |
| US20120243690A1 (en) | 2012-09-27 |
| RU2577199C2 (ru) | 2016-03-10 |
| JP5719372B2 (ja) | 2015-05-20 |
| CN102640213B (zh) | 2014-07-09 |
| MX2012004621A (es) | 2012-05-08 |
| JP2013511053A (ja) | 2013-03-28 |
| US9060236B2 (en) | 2015-06-16 |
| WO2011048067A1 (en) | 2011-04-28 |
| CA2778239A1 (en) | 2011-04-28 |
| EP2491551A1 (en) | 2012-08-29 |
| KR20120082462A (ko) | 2012-07-23 |
| PL2491551T3 (pl) | 2015-06-30 |
| CA2778239C (en) | 2015-12-15 |
| CN102640213A (zh) | 2012-08-15 |
| AU2010309867A1 (en) | 2012-05-31 |
| AR078701A1 (es) | 2011-11-30 |
| ES2529219T3 (es) | 2015-02-18 |
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