PL2491551T3 - Urządzenie do dostarczania reprezentacji sygnału upmixu w oparciu o reprezentację sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, program komputerowy i strumień bitów wykorzystujący sygnalizację sterowania zniekształceniami - Google Patents
Urządzenie do dostarczania reprezentacji sygnału upmixu w oparciu o reprezentację sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, program komputerowy i strumień bitów wykorzystujący sygnalizację sterowania zniekształceniamiInfo
- Publication number
- PL2491551T3 PL2491551T3 PL10765803T PL10765803T PL2491551T3 PL 2491551 T3 PL2491551 T3 PL 2491551T3 PL 10765803 T PL10765803 T PL 10765803T PL 10765803 T PL10765803 T PL 10765803T PL 2491551 T3 PL2491551 T3 PL 2491551T3
- Authority
- PL
- Poland
- 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
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- 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)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (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 (5)
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 |
EP10765803.1A EP2491551B1 (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 |
---|---|
PL2491551T3 true PL2491551T3 (pl) | 2015-06-30 |
Family
ID=43416602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL10765803T PL2491551T3 (pl) | 2009-10-20 | 2010-10-19 | Urządzenie do dostarczania reprezentacji sygnału upmixu w oparciu o reprezentację sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, program komputerowy i strumień bitów wykorzystujący sygnalizację sterowania zniekształceniami |
Country Status (16)
Country | Link |
---|---|
US (1) | US9060236B2 (pl) |
EP (1) | EP2491551B1 (pl) |
JP (1) | JP5719372B2 (pl) |
KR (1) | KR101418661B1 (pl) |
CN (1) | CN102640213B (pl) |
AR (1) | AR078701A1 (pl) |
AU (1) | AU2010309867B2 (pl) |
CA (1) | CA2778239C (pl) |
ES (1) | ES2529219T3 (pl) |
HK (1) | HK1175580A1 (pl) |
MX (1) | MX2012004621A (pl) |
MY (1) | MY153337A (pl) |
PL (1) | PL2491551T3 (pl) |
RU (1) | RU2577199C2 (pl) |
TW (1) | TWI431611B (pl) |
WO (1) | WO2011048067A1 (pl) |
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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 |
US9536529B2 (en) | 2010-01-06 | 2017-01-03 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
WO2011119401A2 (en) | 2010-03-23 | 2011-09-29 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
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 |
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 |
EP2717262A1 (en) | 2012-10-05 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for signal-dependent zoom-transform in spatial audio object coding |
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 |
ES2643789T3 (es) | 2013-05-24 | 2017-11-24 | Dolby International Ab | Codificación eficiente de escenas de audio que comprenden objetos de audio |
RU2630754C2 (ru) | 2013-05-24 | 2017-09-12 | Долби Интернешнл Аб | Эффективное кодирование звуковых сцен, содержащих звуковые объекты |
CN105393304B (zh) * | 2013-05-24 | 2019-05-28 | 杜比国际公司 | 音频编码和解码方法、介质以及音频编码器和解码器 |
IL290275B2 (en) | 2013-05-24 | 2023-02-01 | Dolby Int Ab | Encoding audio scenes |
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 |
EP3014901B1 (en) | 2013-06-28 | 2017-08-23 | Dolby Laboratories Licensing Corporation | Improved rendering of audio objects using discontinuous rendering-matrix updates |
EP2830049A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient object metadata 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 |
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 |
AU2014339065B2 (en) * | 2013-10-21 | 2017-04-20 | Dolby International Ab | Decorrelator structure for parametric reconstruction of audio signals |
EP3061089B1 (en) * | 2013-10-21 | 2018-01-17 | 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 |
WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
WO2015180866A1 (en) | 2014-05-28 | 2015-12-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Data processor and transport of user control data to audio decoders and renderers |
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 |
WO2023015375A1 (en) * | 2021-08-10 | 2023-02-16 | Voiceage Corporation | Method and device for limiting of output synthesis distortion in a sound codec |
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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 |
US7720230B2 (en) * | 2004-10-20 | 2010-05-18 | Agere Systems, Inc. | Individual channel shaping for BCC schemes and the like |
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 |
KR100933548B1 (ko) * | 2005-04-15 | 2009-12-23 | 돌비 스웨덴 에이비 | 비상관 신호의 시간적 엔벨로프 정형화 |
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 |
JP4806031B2 (ja) * | 2006-01-19 | 2011-11-02 | エルジー エレクトロニクス インコーポレイティド | メディア信号の処理方法及び装置 |
EP2102858A4 (en) * | 2006-12-07 | 2010-01-20 | Lg Electronics Inc | METHOD AND DEVICE FOR PROCESSING AN AUDIO SIGNAL |
CN101647060A (zh) * | 2007-02-13 | 2010-02-10 | Lg电子株式会社 | 处理音频信号的方法和装置 |
WO2009051132A1 (ja) * | 2007-10-19 | 2009-04-23 | Nec Corporation | 信号処理システムと、その装置、方法及びそのプログラム |
WO2010036062A2 (en) * | 2008-09-25 | 2010-04-01 | Lg Electronics Inc. | A method and an apparatus for processing a signal |
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2010
- 2010-10-19 AU AU2010309867A patent/AU2010309867B2/en active Active
- 2010-10-19 CA CA2778239A patent/CA2778239C/en active Active
- 2010-10-19 CN CN201080047331.0A patent/CN102640213B/zh active Active
- 2010-10-19 TW TW099135552A patent/TWI431611B/zh active
- 2010-10-19 RU RU2012118789/08A patent/RU2577199C2/ru active
- 2010-10-19 KR KR1020127012989A patent/KR101418661B1/ko active IP Right Grant
- 2010-10-19 WO PCT/EP2010/065671 patent/WO2011048067A1/en active Application Filing
- 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 PL PL10765803T patent/PL2491551T3/pl unknown
- 2010-10-19 MY MYPI2012001733A patent/MY153337A/en unknown
- 2010-10-19 ES ES10765803.1T patent/ES2529219T3/es active Active
- 2010-10-19 JP JP2012534658A patent/JP5719372B2/ja active Active
- 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/xx unknown
Also Published As
Publication number | Publication date |
---|---|
MX2012004621A (es) | 2012-05-08 |
CN102640213B (zh) | 2014-07-09 |
RU2577199C2 (ru) | 2016-03-10 |
MY153337A (en) | 2015-01-29 |
ES2529219T3 (es) | 2015-02-18 |
RU2012118789A (ru) | 2013-11-10 |
AU2010309867A1 (en) | 2012-05-31 |
AR078701A1 (es) | 2011-11-30 |
JP5719372B2 (ja) | 2015-05-20 |
TW201131552A (en) | 2011-09-16 |
US9060236B2 (en) | 2015-06-16 |
HK1175580A1 (en) | 2013-07-05 |
EP2491551A1 (en) | 2012-08-29 |
JP2013511053A (ja) | 2013-03-28 |
WO2011048067A1 (en) | 2011-04-28 |
CA2778239C (en) | 2015-12-15 |
AU2010309867B2 (en) | 2014-05-08 |
EP2491551B1 (en) | 2015-01-07 |
US20120243690A1 (en) | 2012-09-27 |
KR20120082462A (ko) | 2012-07-23 |
TWI431611B (zh) | 2014-03-21 |
KR101418661B1 (ko) | 2014-07-14 |
CA2778239A1 (en) | 2011-04-28 |
CN102640213A (zh) | 2012-08-15 |
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