PL2609591T3 - Urządzenie do generowania sygnału zdekorelowanego z użyciem przesłanej informacji fazy - Google Patents
Urządzenie do generowania sygnału zdekorelowanego z użyciem przesłanej informacji fazyInfo
- Publication number
- PL2609591T3 PL2609591T3 PL11743459.7T PL11743459T PL2609591T3 PL 2609591 T3 PL2609591 T3 PL 2609591T3 PL 11743459 T PL11743459 T PL 11743459T PL 2609591 T3 PL2609591 T3 PL 2609591T3
- Authority
- PL
- Poland
- Prior art keywords
- generating
- phase information
- decorrelated signal
- transmitted phase
- transmitted
- Prior art date
Links
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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
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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
-
- 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
- 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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
- G10L19/025—Detection of transients or attacks for time/frequency resolution switching
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Error Detection And Correction (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37698010P | 2010-08-25 | 2010-08-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
PL2609591T3 true PL2609591T3 (pl) | 2016-11-30 |
Family
ID=44509236
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL11731316T PL2609590T3 (pl) | 2010-08-25 | 2011-07-06 | Urządzenie do dekodowania sygnału zawierającego transjenty z użyciem jednostki łączenia i miksera |
PL11743459.7T PL2609591T3 (pl) | 2010-08-25 | 2011-07-06 | Urządzenie do generowania sygnału zdekorelowanego z użyciem przesłanej informacji fazy |
PL16196394T PL3144932T3 (pl) | 2010-08-25 | 2011-07-06 | Urządzenie do kodowania sygnału audio mającego wiele kanałów |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL11731316T PL2609590T3 (pl) | 2010-08-25 | 2011-07-06 | Urządzenie do dekodowania sygnału zawierającego transjenty z użyciem jednostki łączenia i miksera |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL16196394T PL3144932T3 (pl) | 2010-08-25 | 2011-07-06 | Urządzenie do kodowania sygnału audio mającego wiele kanałów |
Country Status (21)
Country | Link |
---|---|
US (3) | US8831931B2 (pl) |
EP (5) | EP2924687B1 (pl) |
JP (3) | JP5775583B2 (pl) |
KR (2) | KR101445291B1 (pl) |
CN (2) | CN103180898B (pl) |
AR (3) | AR082542A1 (pl) |
AU (2) | AU2011295367B2 (pl) |
BR (2) | BR112013004365B1 (pl) |
CA (3) | CA2809404C (pl) |
ES (3) | ES2544077T3 (pl) |
HK (2) | HK1186833A1 (pl) |
MX (2) | MX2013002188A (pl) |
MY (3) | MY180970A (pl) |
PL (3) | PL2609590T3 (pl) |
PT (2) | PT3144932T (pl) |
RU (3) | RU2640650C2 (pl) |
SG (3) | SG187950A1 (pl) |
TR (1) | TR201900417T4 (pl) |
TW (2) | TWI459380B (pl) |
WO (2) | WO2012025283A1 (pl) |
ZA (1) | ZA201302050B (pl) |
Families Citing this family (46)
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PL2609590T3 (pl) | 2010-08-25 | 2015-10-30 | Fraunhofer Ges Forschung | Urządzenie do dekodowania sygnału zawierającego transjenty z użyciem jednostki łączenia i miksera |
CN103262158B (zh) * | 2010-09-28 | 2015-07-29 | 华为技术有限公司 | 对解码的多声道音频信号或立体声信号进行后处理的装置和方法 |
US9064318B2 (en) | 2012-10-25 | 2015-06-23 | Adobe Systems Incorporated | Image matting and alpha value techniques |
US9355649B2 (en) * | 2012-11-13 | 2016-05-31 | Adobe Systems Incorporated | Sound alignment using timing information |
US10638221B2 (en) | 2012-11-13 | 2020-04-28 | Adobe Inc. | Time interval sound alignment |
US9201580B2 (en) | 2012-11-13 | 2015-12-01 | Adobe Systems Incorporated | Sound alignment user interface |
US9076205B2 (en) | 2012-11-19 | 2015-07-07 | Adobe Systems Incorporated | Edge direction and curve based image de-blurring |
US10249321B2 (en) | 2012-11-20 | 2019-04-02 | Adobe Inc. | Sound rate modification |
US9451304B2 (en) | 2012-11-29 | 2016-09-20 | Adobe Systems Incorporated | Sound feature priority alignment |
US9135710B2 (en) | 2012-11-30 | 2015-09-15 | Adobe Systems Incorporated | Depth map stereo correspondence techniques |
US10455219B2 (en) | 2012-11-30 | 2019-10-22 | Adobe Inc. | Stereo correspondence and depth sensors |
US9208547B2 (en) | 2012-12-19 | 2015-12-08 | Adobe Systems Incorporated | Stereo correspondence smoothness tool |
US10249052B2 (en) | 2012-12-19 | 2019-04-02 | Adobe Systems Incorporated | Stereo correspondence model fitting |
US9214026B2 (en) | 2012-12-20 | 2015-12-15 | Adobe Systems Incorporated | Belief propagation and affinity measures |
WO2014126688A1 (en) | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
BR112015018522B1 (pt) * | 2013-02-14 | 2021-12-14 | Dolby Laboratories Licensing Corporation | Método, aparelho e meio não transitório que tem um método armazenado no mesmo para controlar a coerência entre canais de sinais de áudio com upmix. |
TWI618051B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置 |
TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
TWI546799B (zh) | 2013-04-05 | 2016-08-21 | 杜比國際公司 | 音頻編碼器及解碼器 |
WO2014174344A1 (en) * | 2013-04-26 | 2014-10-30 | Nokia Corporation | Audio signal encoder |
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 |
EP3022949B1 (en) | 2013-07-22 | 2017-10-18 | 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 |
EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
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 |
EP2838086A1 (en) * | 2013-07-22 | 2015-02-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment |
JP6242489B2 (ja) | 2013-07-29 | 2017-12-06 | 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 | 脱相関器における過渡信号についての時間的アーチファクトを軽減するシステムおよび方法 |
EP3044783B1 (en) * | 2013-09-12 | 2017-07-19 | Dolby International AB | Audio coding |
CA2926243C (en) * | 2013-10-21 | 2018-01-23 | Lars Villemoes | Decorrelator structure for parametric reconstruction of audio signals |
KR102231755B1 (ko) * | 2013-10-25 | 2021-03-24 | 삼성전자주식회사 | 입체 음향 재생 방법 및 장치 |
CN106104684A (zh) | 2014-01-13 | 2016-11-09 | 诺基亚技术有限公司 | 多通道音频信号分类器 |
KR102244612B1 (ko) * | 2014-04-21 | 2021-04-26 | 삼성전자주식회사 | 무선 통신 시스템에서 음성 데이터를 송신 및 수신하기 위한 장치 및 방법 |
EP2963649A1 (en) | 2014-07-01 | 2016-01-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio processor and method for processing an audio signal using horizontal phase correction |
EP2980789A1 (en) | 2014-07-30 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for enhancing an audio signal, sound enhancing system |
KR20160101692A (ko) | 2015-02-17 | 2016-08-25 | 한국전자통신연구원 | 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치 |
US11234072B2 (en) | 2016-02-18 | 2022-01-25 | Dolby Laboratories Licensing Corporation | Processing of microphone signals for spatial playback |
TWI616095B (zh) * | 2016-08-26 | 2018-02-21 | 配信裝置、配信系統、配信方法、電子機器、播放裝置及接收程式 | |
CN116741185A (zh) | 2016-11-08 | 2023-09-12 | 弗劳恩霍夫应用研究促进协会 | 用于下混频至少两声道的下混频器和方法以及多声道编码器和多声道解码器 |
CN117676451A (zh) | 2016-11-08 | 2024-03-08 | 弗劳恩霍夫应用研究促进协会 | 使用边增益和残差增益对多声道信号进行编码或解码的装置和方法 |
EP3382704A1 (en) | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for determining a predetermined characteristic related to a spectral enhancement processing of an audio signal |
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JP7257975B2 (ja) | 2017-07-03 | 2023-04-14 | ドルビー・インターナショナル・アーベー | 密集性の過渡事象の検出及び符号化の複雑さの低減 |
PL3659140T3 (pl) * | 2017-07-28 | 2024-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Urządzenie do enkodowania lub dekodowania enkodowanego sygnału wielokanałowego za pomocą sygnału wypełnienia generowanego przez filtr szerokopasmowy |
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WO2020126120A1 (en) * | 2018-12-20 | 2020-06-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for controlling multichannel audio frame loss concealment |
FR3136099A1 (fr) * | 2022-05-30 | 2023-12-01 | Orange | Codage audio spatialisé avec adaptation d’un traitement de décorrélation |
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PL2609590T3 (pl) * | 2010-08-25 | 2015-10-30 | Fraunhofer Ges Forschung | Urządzenie do dekodowania sygnału zawierającego transjenty z użyciem jednostki łączenia i miksera |
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2011
- 2011-07-06 PL PL11731316T patent/PL2609590T3/pl unknown
- 2011-07-06 BR BR112013004365-2A patent/BR112013004365B1/pt active IP Right Grant
- 2011-07-06 CA CA2809404A patent/CA2809404C/en active Active
- 2011-07-06 WO PCT/EP2011/061361 patent/WO2012025283A1/en active Application Filing
- 2011-07-06 RU RU2015102326A patent/RU2640650C2/ru active
- 2011-07-06 RU RU2013112903/08A patent/RU2580084C2/ru active
- 2011-07-06 ES ES11731316.3T patent/ES2544077T3/es active Active
- 2011-07-06 EP EP15167197.1A patent/EP2924687B1/en not_active Withdrawn - After Issue
- 2011-07-06 EP EP20110731316 patent/EP2609590B1/en active Active
- 2011-07-06 AU AU2011295367A patent/AU2011295367B2/en active Active
- 2011-07-06 ES ES11743459.7T patent/ES2585402T3/es active Active
- 2011-07-06 CN CN201180051699.9A patent/CN103180898B/zh active Active
- 2011-07-06 EP EP11743459.7A patent/EP2609591B1/en active Active
- 2011-07-06 SG SG2013013693A patent/SG187950A1/en unknown
- 2011-07-06 KR KR1020137007136A patent/KR101445291B1/ko active IP Right Grant
- 2011-07-06 RU RU2013112853/08A patent/RU2573774C2/ru active
- 2011-07-06 PL PL11743459.7T patent/PL2609591T3/pl unknown
- 2011-07-06 TR TR2019/00417T patent/TR201900417T4/tr unknown
- 2011-07-06 SG SG2013012836A patent/SG188254A1/en unknown
- 2011-07-06 JP JP2013525199A patent/JP5775583B2/ja active Active
- 2011-07-06 MX MX2013002188A patent/MX2013002188A/es active IP Right Grant
- 2011-07-06 PL PL16196394T patent/PL3144932T3/pl unknown
- 2011-07-06 CA CA2809437A patent/CA2809437C/en active Active
- 2011-07-06 PT PT16196394T patent/PT3144932T/pt unknown
- 2011-07-06 ES ES16196394T patent/ES2706490T3/es active Active
- 2011-07-06 WO PCT/EP2011/061360 patent/WO2012025282A1/en active Application Filing
- 2011-07-06 EP EP16196394.7A patent/EP3144932B1/en active Active
- 2011-07-06 MY MYPI2013000614A patent/MY180970A/en unknown
- 2011-07-06 AU AU2011295368A patent/AU2011295368B2/en active Active
- 2011-07-06 BR BR112013004362-8A patent/BR112013004362B1/pt active IP Right Grant
- 2011-07-06 KR KR1020137007137A patent/KR101445293B1/ko active IP Right Grant
- 2011-07-06 JP JP2013525198A patent/JP5775582B2/ja active Active
- 2011-07-06 PT PT117434597T patent/PT2609591T/pt unknown
- 2011-07-06 MY MYPI2015002039A patent/MY178197A/en unknown
- 2011-07-06 CN CN201180051640.XA patent/CN103460282B/zh active Active
- 2011-07-06 CA CA2887939A patent/CA2887939C/en active Active
- 2011-07-06 MX MX2013002187A patent/MX2013002187A/es active IP Right Grant
- 2011-07-06 SG SG2014006738A patent/SG2014006738A/en unknown
- 2011-07-06 EP EP18199217.3A patent/EP3471091A1/en active Pending
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- 2011-08-24 AR ARP110103079A patent/AR082542A1/es active IP Right Grant
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2013
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2014
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2015
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