PL3459078T3 - Urządzenie i sposób do przetwarzania wielokanałowego sygnału audio - Google Patents
Urządzenie i sposób do przetwarzania wielokanałowego sygnału audioInfo
- Publication number
- PL3459078T3 PL3459078T3 PL17726861T PL17726861T PL3459078T3 PL 3459078 T3 PL3459078 T3 PL 3459078T3 PL 17726861 T PL17726861 T PL 17726861T PL 17726861 T PL17726861 T PL 17726861T PL 3459078 T3 PL3459078 T3 PL 3459078T3
- Authority
- PL
- Poland
- Prior art keywords
- processing
- audio signal
- multichannel audio
- multichannel
- signal
- Prior art date
Links
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/04—Time compression or expansion
- G10L21/043—Time compression or expansion by changing speed
-
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/04—Time compression or expansion
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/005—Reproducing at a different information rate from the information rate of recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
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)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16170723 | 2016-05-20 | ||
| EP16179531.5A EP3246923A1 (en) | 2016-05-20 | 2016-07-14 | Apparatus and method for processing a multichannel audio signal |
| EP17726861.2A EP3459078B1 (en) | 2016-05-20 | 2017-05-17 | Apparatus and method for processing a multichannel audio signal |
| PCT/EP2017/061895 WO2017198737A1 (en) | 2016-05-20 | 2017-05-17 | Apparatus and method for processing a multichannel audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3459078T3 true PL3459078T3 (pl) | 2021-05-04 |
Family
ID=56080267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17726861T PL3459078T3 (pl) | 2016-05-20 | 2017-05-17 | Urządzenie i sposób do przetwarzania wielokanałowego sygnału audio |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US11929089B2 (pl) |
| EP (2) | EP3246923A1 (pl) |
| JP (1) | JP6728400B2 (pl) |
| KR (1) | KR102329707B1 (pl) |
| CN (1) | CN109416915B (pl) |
| AU (1) | AU2017266294B2 (pl) |
| CA (1) | CA3023401C (pl) |
| ES (1) | ES2841302T3 (pl) |
| MX (1) | MX386550B (pl) |
| PL (1) | PL3459078T3 (pl) |
| RU (1) | RU2713094C1 (pl) |
| WO (1) | WO2017198737A1 (pl) |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| JP2000049614A (ja) * | 1998-07-31 | 2000-02-18 | Kobe Steel Ltd | 再生装置 |
| US8019598B2 (en) * | 2002-11-15 | 2011-09-13 | Texas Instruments Incorporated | Phase locking method for frequency domain time scale modification based on a bark-scale spectral partition |
| US20050137729A1 (en) * | 2003-12-18 | 2005-06-23 | Atsuhiro Sakurai | Time-scale modification stereo audio signals |
| US7391870B2 (en) | 2004-07-09 | 2008-06-24 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V | Apparatus and method for generating a multi-channel output signal |
| KR101183859B1 (ko) * | 2004-11-04 | 2012-09-19 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 다중채널 오디오 신호들의 인코딩 및 디코딩 |
| US7957960B2 (en) * | 2005-10-20 | 2011-06-07 | Broadcom Corporation | Audio time scale modification using decimation-based synchronized overlap-add algorithm |
| US20070135952A1 (en) | 2005-12-06 | 2007-06-14 | Dts, Inc. | Audio channel extraction using inter-channel amplitude spectra |
| US20090137729A1 (en) | 2006-03-30 | 2009-05-28 | Hirotaka Uosaki | Process for Producing Oriented Film |
| US7647229B2 (en) * | 2006-10-18 | 2010-01-12 | Nokia Corporation | Time scaling of multi-channel audio signals |
| EP1918911A1 (en) * | 2006-11-02 | 2008-05-07 | RWTH Aachen University | Time scale modification of an audio signal |
| CN101079265B (zh) * | 2007-07-11 | 2011-06-08 | 无锡中星微电子有限公司 | 一种语音信号处理系统 |
| RU2562395C2 (ru) * | 2008-03-04 | 2015-09-10 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Микширование входящих информационных потоков |
| WO2010086461A1 (en) * | 2009-01-28 | 2010-08-05 | Dolby International Ab | Improved harmonic transposition |
| EP2214165A3 (en) * | 2009-01-30 | 2010-09-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for manipulating an audio signal comprising a transient event |
| US8705769B2 (en) * | 2009-05-20 | 2014-04-22 | Stmicroelectronics, Inc. | Two-to-three channel upmix for center channel derivation |
| CN101989426B (zh) * | 2009-08-05 | 2012-09-05 | 立积电子股份有限公司 | 立体音频解码器以及多工信号解码方法 |
| US8848925B2 (en) * | 2009-09-11 | 2014-09-30 | Nokia Corporation | Method, apparatus and computer program product for audio coding |
| EP2362375A1 (en) * | 2010-02-26 | 2011-08-31 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for modifying an audio signal using harmonic locking |
| KR101698439B1 (ko) * | 2010-04-09 | 2017-01-20 | 돌비 인터네셔널 에이비 | Mdct-기반의 복소수 예측 스테레오 코딩 |
| FR2966634A1 (fr) * | 2010-10-22 | 2012-04-27 | France Telecom | Codage/decodage parametrique stereo ameliore pour les canaux en opposition de phase |
| EP2705516B1 (en) * | 2011-05-04 | 2016-07-06 | Nokia Technologies Oy | Encoding of stereophonic signals |
| EP2710592B1 (en) * | 2011-07-15 | 2017-11-22 | Huawei Technologies Co., Ltd. | Method and apparatus for processing a multi-channel audio signal |
| EP2981960B1 (en) | 2013-04-05 | 2019-03-13 | Dolby International AB | Stereo audio encoder and decoder |
| SG11201510513WA (en) | 2013-06-21 | 2016-01-28 | Fraunhofer Ges Forschung | Method and apparatus for obtaining spectrum coefficients for a replacement frame of an audio signal, audio decoder, audio receiver and system for transmitting audio signals |
| WO2015038578A2 (en) * | 2013-09-12 | 2015-03-19 | Dolby Laboratories Licensing Corporation | System aspects of an audio codec |
| CN103714847B (zh) * | 2013-12-31 | 2016-05-04 | 中山大学花都产业科技研究院 | 一种基于dsp的多通道数字音频处理器 |
-
2016
- 2016-07-14 EP EP16179531.5A patent/EP3246923A1/en not_active Withdrawn
-
2017
- 2017-05-17 ES ES17726861T patent/ES2841302T3/es active Active
- 2017-05-17 KR KR1020187033574A patent/KR102329707B1/ko active Active
- 2017-05-17 WO PCT/EP2017/061895 patent/WO2017198737A1/en not_active Ceased
- 2017-05-17 AU AU2017266294A patent/AU2017266294B2/en active Active
- 2017-05-17 RU RU2018145037A patent/RU2713094C1/ru active
- 2017-05-17 CA CA3023401A patent/CA3023401C/en active Active
- 2017-05-17 JP JP2018560586A patent/JP6728400B2/ja active Active
- 2017-05-17 PL PL17726861T patent/PL3459078T3/pl unknown
- 2017-05-17 EP EP17726861.2A patent/EP3459078B1/en active Active
- 2017-05-17 MX MX2018014041A patent/MX386550B/es unknown
- 2017-05-17 CN CN201780031302.7A patent/CN109416915B/zh active Active
-
2018
- 2018-10-31 US US16/176,280 patent/US11929089B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109416915B (zh) | 2020-11-24 |
| JP6728400B2 (ja) | 2020-07-22 |
| JP2019518988A (ja) | 2019-07-04 |
| RU2713094C1 (ru) | 2020-02-03 |
| CA3023401A1 (en) | 2017-11-23 |
| EP3246923A1 (en) | 2017-11-22 |
| MX2018014041A (es) | 2019-04-01 |
| BR112018073894A2 (pt) | 2019-02-26 |
| EP3459078A1 (en) | 2019-03-27 |
| WO2017198737A1 (en) | 2017-11-23 |
| MX386550B (es) | 2025-03-11 |
| ES2841302T3 (es) | 2021-07-08 |
| AU2017266294A1 (en) | 2018-11-29 |
| CN109416915A (zh) | 2019-03-01 |
| KR20190013756A (ko) | 2019-02-11 |
| US20190066712A1 (en) | 2019-02-28 |
| CA3023401C (en) | 2022-04-05 |
| EP3459078B1 (en) | 2020-11-04 |
| US11929089B2 (en) | 2024-03-12 |
| AU2017266294B2 (en) | 2019-10-17 |
| KR102329707B1 (ko) | 2021-11-22 |
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