PL2214164T3 - Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy - Google Patents
Dekoder audio, sposoby dekodowania sygnału audio i program komputerowyInfo
- Publication number
- PL2214164T3 PL2214164T3 PL10152001T PL10152001T PL2214164T3 PL 2214164 T3 PL2214164 T3 PL 2214164T3 PL 10152001 T PL10152001 T PL 10152001T PL 10152001 T PL10152001 T PL 10152001T PL 2214164 T3 PL2214164 T3 PL 2214164T3
- Authority
- PL
- Poland
- Prior art keywords
- decoding
- methods
- computer program
- audio
- audio signal
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 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
- 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
-
- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14789509P | 2009-01-28 | 2009-01-28 | |
| EP10152001.3A EP2214164B1 (en) | 2009-01-28 | 2010-01-28 | Audio decoder, methods for decoding an audio signal and computer program |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2214164T3 true PL2214164T3 (pl) | 2018-01-31 |
Family
ID=42110129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10152001T PL2214164T3 (pl) | 2009-01-28 | 2010-01-28 | Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8457975B2 (pl) |
| EP (4) | EP3252759A1 (pl) |
| ES (1) | ES2645037T3 (pl) |
| HK (3) | HK1247430A1 (pl) |
| PL (1) | PL2214164T3 (pl) |
| PT (1) | PT2214164T (pl) |
Families Citing this family (63)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5328804B2 (ja) * | 2007-12-21 | 2013-10-30 | フランス・テレコム | 適応型ウィンドウを有する変換ベースの符号化／復号化 |
| RU2515704C2 (ru) * | 2008-07-11 | 2014-05-20 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Аудиокодер и аудиодекодер для кодирования и декодирования отсчетов аудиосигнала |
| MX2011000375A (es) * | 2008-07-11 | 2011-05-19 | Fraunhofer Ges Forschung | Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada. |
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| KR101315617B1 (ko) * | 2008-11-26 | 2013-10-08 | 광운대학교 산학협력단 | 모드 스위칭에 기초하여 윈도우 시퀀스를 처리하는 통합 음성/오디오 부/복호화기 |
| JP5754899B2 (ja) | 2009-10-07 | 2015-07-29 | ソニー株式会社 | 復号装置および方法、並びにプログラム |
| KR101137652B1 (ko) * | 2009-10-14 | 2012-04-23 | 광운대학교 산학협력단 | 천이 구간에 기초하여 윈도우의 오버랩 영역을 조절하는 통합 음성/오디오 부호화/복호화 장치 및 방법 |
| RU2591663C2 (ru) | 2009-10-20 | 2016-07-20 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Аудио кодер, аудио декодер, способ кодирования аудио информации, способ декодирования аудио информации и компьютерная программа, использующая обнаружение группы ранее декодированных спектральных значений |
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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 |
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| CN105074819B (zh) | 2013-02-20 | 2019-06-04 | 弗劳恩霍夫应用研究促进协会 | 使用多重叠部分来生成经编码的信号或对经编码的音频信号进行解码的设备及方法 |
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| EP2980794A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| FR3024582A1 (fr) * | 2014-07-29 | 2016-02-05 | Orange | Gestion de la perte de trame dans un contexte de transition fd/lpd |
| EP3230980B1 (en) * | 2014-12-09 | 2018-11-28 | Dolby International AB | Mdct-domain error concealment |
| CN107667400B (zh) | 2015-03-09 | 2020-12-18 | 弗劳恩霍夫应用研究促进协会 | 片段对准的音频编码 |
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| CN109887519B (zh) * | 2019-03-14 | 2021-05-11 | 北京芯盾集团有限公司 | 提高语音信道数据传输准确性的方法 |
| CN112002338B (zh) * | 2020-09-01 | 2024-06-21 | 北京百瑞互联技术股份有限公司 | 一种优化音频编码量化次数的方法及系统 |
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| DE602004025517D1 (de) * | 2004-05-17 | 2010-03-25 | Nokia Corp | Audiocodierung mit verschiedenen codierungsrahmenlängen |
| BRPI0718738B1 (pt) | 2006-12-12 | 2023-05-16 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Codificador, decodificador e métodos para codificação e decodificação de segmentos de dados representando uma corrente de dados de domínio de tempo |
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| MY152252A (en) | 2008-07-11 | 2014-09-15 | Fraunhofer Ges Forschung | Apparatus and method for encoding/decoding an audio signal using an aliasing switch scheme |
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-
2010
- 2010-01-27 US US12/694,912 patent/US8457975B2/en active Active
- 2010-01-28 ES ES10152001.3T patent/ES2645037T3/es active Active
- 2010-01-28 PT PT101520013T patent/PT2214164T/pt unknown
- 2010-01-28 EP EP17174048.3A patent/EP3252759A1/en not_active Withdrawn
- 2010-01-28 EP EP10152001.3A patent/EP2214164B1/en active Active
- 2010-01-28 EP EP17174049.1A patent/EP3252760A1/en not_active Withdrawn
- 2010-01-28 PL PL10152001T patent/PL2214164T3/pl unknown
- 2010-01-28 EP EP17174051.7A patent/EP3261088A1/en not_active Withdrawn
-
2018
- 2018-05-17 HK HK18106399.4A patent/HK1247430A1/en unknown
- 2018-05-17 HK HK18106400.1A patent/HK1247431A1/en unknown
- 2018-06-25 HK HK18108130.4A patent/HK1248909A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP2214164A2 (en) | 2010-08-04 |
| ES2645037T3 (es) | 2017-12-01 |
| US20100217607A1 (en) | 2010-08-26 |
| EP3252759A1 (en) | 2017-12-06 |
| EP2214164B1 (en) | 2017-08-02 |
| EP2214164A3 (en) | 2011-01-26 |
| HK1247430A1 (en) | 2018-09-21 |
| EP3261088A1 (en) | 2017-12-27 |
| EP3252760A1 (en) | 2017-12-06 |
| HK1248909A1 (en) | 2018-10-19 |
| PT2214164T (pt) | 2017-11-14 |
| HK1247431A1 (en) | 2018-09-21 |
| US8457975B2 (en) | 2013-06-04 |
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