PL2351025T3 - Urządzenie i sposób do generowania sygnału audio syntezy oraz do kodowania sygnału audio - Google Patents
Urządzenie i sposób do generowania sygnału audio syntezy oraz do kodowania sygnału audioInfo
- Publication number
- PL2351025T3 PL2351025T3 PL10712944T PL10712944T PL2351025T3 PL 2351025 T3 PL2351025 T3 PL 2351025T3 PL 10712944 T PL10712944 T PL 10712944T PL 10712944 T PL10712944 T PL 10712944T PL 2351025 T3 PL2351025 T3 PL 2351025T3
- Authority
- PL
- Poland
- Prior art keywords
- audio signal
- encoding
- generating
- synthesis
- synthesis audio
- 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
- 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
- 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
- G10L19/04—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
-
- 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
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Complex Calculations (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Stored Programmes (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16806809P | 2009-04-09 | 2009-04-09 | |
| EP09181008A EP2239732A1 (en) | 2009-04-09 | 2009-12-30 | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
| PCT/EP2010/054434 WO2010115845A1 (en) | 2009-04-09 | 2010-04-01 | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
| EP10712944A EP2351025B1 (en) | 2009-04-09 | 2010-04-01 | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2351025T3 true PL2351025T3 (pl) | 2013-04-30 |
Family
ID=42123165
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10712944T PL2351025T3 (pl) | 2009-04-09 | 2010-04-01 | Urządzenie i sposób do generowania sygnału audio syntezy oraz do kodowania sygnału audio |
| PL10712439T PL2269189T3 (pl) | 2009-04-02 | 2010-04-01 | Urządzenie, sposób i program komputerowy do generowania reprezentacji sygnału o rozszerzonym paśmie w oparciu o reprezentację sygnału wejściowego z użyciem kombinacji harmonicznego rozszerzania pasma z nieharmonicznym rozszerzaniem pasma |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10712439T PL2269189T3 (pl) | 2009-04-02 | 2010-04-01 | Urządzenie, sposób i program komputerowy do generowania reprezentacji sygnału o rozszerzonym paśmie w oparciu o reprezentację sygnału wejściowego z użyciem kombinacji harmonicznego rozszerzania pasma z nieharmonicznym rozszerzaniem pasma |
Country Status (21)
| Country | Link |
|---|---|
| US (2) | US9697838B2 (pl) |
| EP (3) | EP2239732A1 (pl) |
| JP (2) | JP5165106B2 (pl) |
| KR (2) | KR101207120B1 (pl) |
| CN (2) | CN102177545B (pl) |
| AR (3) | AR076199A1 (pl) |
| AT (1) | ATE534119T1 (pl) |
| AU (2) | AU2010233858B9 (pl) |
| BR (1) | BRPI1003636B1 (pl) |
| CA (2) | CA2721629C (pl) |
| CO (1) | CO6311123A2 (pl) |
| EG (1) | EG26400A (pl) |
| ES (2) | ES2377551T3 (pl) |
| HK (1) | HK1159842A1 (pl) |
| MX (2) | MX2011002419A (pl) |
| MY (2) | MY151346A (pl) |
| PL (2) | PL2351025T3 (pl) |
| RU (1) | RU2501097C2 (pl) |
| SG (1) | SG174113A1 (pl) |
| TW (2) | TWI492222B (pl) |
| WO (2) | WO2010115845A1 (pl) |
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| CN104318930B (zh) | 2010-01-19 | 2017-09-01 | 杜比国际公司 | 子带处理单元以及生成合成子带信号的方法 |
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| JP5609737B2 (ja) | 2010-04-13 | 2014-10-22 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| JP5850216B2 (ja) | 2010-04-13 | 2016-02-03 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| TR201904117T4 (tr) * | 2010-04-16 | 2019-05-21 | Fraunhofer Ges Forschung | Kılavuzlu bant genişliği uzantısı ve gözü kapalı bant genişliği uzantısı kullanılarak bir geniş bantlı sinyal üretilmesine yönelik aparat, yöntem ve bilgisayar programı. |
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| JP6075743B2 (ja) | 2010-08-03 | 2017-02-08 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
| JP5707842B2 (ja) | 2010-10-15 | 2015-04-30 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
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| PL3067890T3 (pl) | 2013-01-29 | 2018-06-29 | Fraunhofer Ges Forschung | Koder audio, dekoder audio, sposób dostarczania zakodowanej informacji audio, sposób dostarczania zdekodowanej informacji audio, program komputerowy i zakodowana reprezentacja, wykorzystujące adaptacyjne względem sygnału powiększanie szerokości pasma |
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| DK2211339T3 (en) | 2009-01-23 | 2017-08-28 | Oticon As | listening System |
| WO2011035813A1 (en) | 2009-09-25 | 2011-03-31 | Nokia Corporation | Audio coding |
| CN102667920B (zh) * | 2009-12-16 | 2014-03-12 | 杜比国际公司 | Sbr比特流参数缩混 |
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