PL1999747T3 - Dekodowanie audio - Google Patents
Dekodowanie audioInfo
- Publication number
- PL1999747T3 PL1999747T3 PL07735236T PL07735236T PL1999747T3 PL 1999747 T3 PL1999747 T3 PL 1999747T3 PL 07735236 T PL07735236 T PL 07735236T PL 07735236 T PL07735236 T PL 07735236T PL 1999747 T3 PL1999747 T3 PL 1999747T3
- Authority
- PL
- Poland
- Prior art keywords
- audio decoding
- decoding
- audio
- Prior art date
Links
Classifications
-
- 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
- G10L19/02—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- 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
- G10L19/0204—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 using subband decomposition
- G10L19/0208—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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06111916 | 2006-03-29 | ||
| EP07735236.7A EP1999747B1 (en) | 2006-03-29 | 2007-03-23 | Audio decoding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL1999747T3 true PL1999747T3 (pl) | 2017-05-31 |
Family
ID=38318626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL07735236T PL1999747T3 (pl) | 2006-03-29 | 2007-03-23 | Dekodowanie audio |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US8433583B2 (pl) |
| EP (1) | EP1999747B1 (pl) |
| JP (1) | JP5154538B2 (pl) |
| KR (1) | KR101015037B1 (pl) |
| CN (1) | CN101484936B (pl) |
| BR (1) | BRPI0709235B8 (pl) |
| ES (1) | ES2609449T3 (pl) |
| MX (1) | MX2008012217A (pl) |
| PL (1) | PL1999747T3 (pl) |
| RU (1) | RU2420814C2 (pl) |
| TW (1) | TWI413108B (pl) |
| WO (1) | WO2007110823A1 (pl) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8959016B2 (en) | 2002-09-27 | 2015-02-17 | The Nielsen Company (Us), Llc | Activating functions in processing devices using start codes embedded in audio |
| US9711153B2 (en) | 2002-09-27 | 2017-07-18 | The Nielsen Company (Us), Llc | Activating functions in processing devices using encoded audio and detecting audio signatures |
| US8359205B2 (en) | 2008-10-24 | 2013-01-22 | The Nielsen Company (Us), Llc | Methods and apparatus to perform audio watermarking and watermark detection and extraction |
| US9667365B2 (en) | 2008-10-24 | 2017-05-30 | The Nielsen Company (Us), Llc | Methods and apparatus to perform audio watermarking and watermark detection and extraction |
| US8121830B2 (en) * | 2008-10-24 | 2012-02-21 | The Nielsen Company (Us), Llc | Methods and apparatus to extract data encoded in media content |
| US8508357B2 (en) | 2008-11-26 | 2013-08-13 | The Nielsen Company (Us), Llc | Methods and apparatus to encode and decode audio for shopper location and advertisement presentation tracking |
| CA2760677C (en) | 2009-05-01 | 2018-07-24 | David Henry Harkness | Methods, apparatus and articles of manufacture to provide secondary content in association with primary broadcast media content |
| KR101370870B1 (ko) | 2009-12-16 | 2014-03-07 | 돌비 인터네셔널 에이비 | Ｓｂｒ 비트스트림 파라미터 다운믹스 |
| IL286761B (en) * | 2010-04-09 | 2022-09-01 | Dolby Int Ab | An uplink mixer is active in predictive or non-predictive mode |
| TWI581250B (zh) * | 2010-12-03 | 2017-05-01 | 杜比實驗室特許公司 | 利用多媒體處理節點之適應性處理技術 |
| JP2013050663A (ja) * | 2011-08-31 | 2013-03-14 | Nippon Hoso Kyokai <Nhk> | 多チャネル音響符号化装置およびそのプログラム |
| US8442591B1 (en) * | 2011-09-29 | 2013-05-14 | Rockwell Collins, Inc. | Blind source separation of co-channel communication signals |
| EP2717265A1 (en) | 2012-10-05 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for backward compatible dynamic adaption of time/frequency resolution in spatial-audio-object-coding |
| MY178342A (en) | 2013-05-24 | 2020-10-08 | Dolby Int Ab | Coding of audio scenes |
| RU2745832C2 (ru) * | 2013-05-24 | 2021-04-01 | Долби Интернешнл Аб | Эффективное кодирование звуковых сцен, содержащих звуковые объекты |
| BR112015029129B1 (pt) | 2013-05-24 | 2022-05-31 | Dolby International Ab | Método para codificar objetos de áudio em um fluxo de dados, meio legível por computador, método em um decodificador para decodificar um fluxo de dados e decodificador para decodificar um fluxo de dados incluindo objetos de áudio codificados |
| KR102244379B1 (ko) * | 2013-10-21 | 2021-04-26 | 돌비 인터네셔널 에이비 | 오디오 신호들의 파라메트릭 재구성 |
| WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| FI126923B (fi) * | 2014-09-26 | 2017-08-15 | Genelec Oy | Menetelmä ja laitteisto digitaalisen audiosignaalin tunnistamiseksi |
| KR20160081844A (ko) | 2014-12-31 | 2016-07-08 | 한국전자통신연구원 | 다채널 오디오 신호의 인코딩 방법 및 상기 인코딩 방법을 수행하는 인코딩 장치, 그리고, 다채널 오디오 신호의 디코딩 방법 및 상기 디코딩 방법을 수행하는 디코딩 장치 |
| WO2016108655A1 (ko) * | 2014-12-31 | 2016-07-07 | 한국전자통신연구원 | 다채널 오디오 신호의 인코딩 방법 및 상기 인코딩 방법을 수행하는 인코딩 장치, 그리고, 다채널 오디오 신호의 디코딩 방법 및 상기 디코딩 방법을 수행하는 디코딩 장치 |
| CN111970630B (zh) * | 2015-08-25 | 2021-11-02 | 杜比实验室特许公司 | 音频解码器和解码方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4236989C2 (de) * | 1992-11-02 | 1994-11-17 | Fraunhofer Ges Forschung | Verfahren zur Übertragung und/oder Speicherung digitaler Signale mehrerer Kanäle |
| US7292901B2 (en) | 2002-06-24 | 2007-11-06 | Agere Systems Inc. | Hybrid multi-channel/cue coding/decoding of audio signals |
| US7644003B2 (en) * | 2001-05-04 | 2010-01-05 | Agere Systems Inc. | Cue-based audio coding/decoding |
| US7451006B2 (en) * | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
| DE60210479T2 (de) * | 2001-08-21 | 2007-04-12 | Koninklijke Philips Electronics N.V. | Audiokodierer mit unregelmässiger filterbank |
| ES2291939T3 (es) * | 2003-09-29 | 2008-03-01 | Koninklijke Philips Electronics N.V. | Codificacion de señales de audio. |
| EP1683133B1 (en) * | 2003-10-30 | 2007-02-14 | Koninklijke Philips Electronics N.V. | Audio signal encoding or decoding |
| US8923785B2 (en) * | 2004-05-07 | 2014-12-30 | Qualcomm Incorporated | Continuous beamforming for a MIMO-OFDM system |
| EP1905006B1 (en) | 2005-07-19 | 2013-09-04 | Koninklijke Philips Electronics N.V. | Generation of multi-channel audio signals |
-
2007
- 2007-03-23 KR KR1020087023866A patent/KR101015037B1/ko active Active
- 2007-03-23 EP EP07735236.7A patent/EP1999747B1/en active Active
- 2007-03-23 RU RU2008142752/09A patent/RU2420814C2/ru active
- 2007-03-23 ES ES07735236.7T patent/ES2609449T3/es active Active
- 2007-03-23 PL PL07735236T patent/PL1999747T3/pl unknown
- 2007-03-23 US US12/294,255 patent/US8433583B2/en active Active
- 2007-03-23 WO PCT/IB2007/051024 patent/WO2007110823A1/en not_active Ceased
- 2007-03-23 CN CN2007800122717A patent/CN101484936B/zh active Active
- 2007-03-23 BR BRPI0709235A patent/BRPI0709235B8/pt active IP Right Grant
- 2007-03-23 JP JP2009502290A patent/JP5154538B2/ja active Active
- 2007-03-23 MX MX2008012217A patent/MX2008012217A/es active IP Right Grant
- 2007-03-26 TW TW096110362A patent/TWI413108B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101484936A (zh) | 2009-07-15 |
| TW200746046A (en) | 2007-12-16 |
| ES2609449T3 (es) | 2017-04-20 |
| RU2008142752A (ru) | 2010-05-10 |
| CN101484936B (zh) | 2012-02-15 |
| BRPI0709235B8 (pt) | 2019-10-29 |
| KR20080105135A (ko) | 2008-12-03 |
| JP5154538B2 (ja) | 2013-02-27 |
| US8433583B2 (en) | 2013-04-30 |
| EP1999747A1 (en) | 2008-12-10 |
| EP1999747B1 (en) | 2016-10-12 |
| WO2007110823A1 (en) | 2007-10-04 |
| BRPI0709235A2 (pt) | 2011-06-28 |
| RU2420814C2 (ru) | 2011-06-10 |
| KR101015037B1 (ko) | 2011-02-16 |
| TWI413108B (zh) | 2013-10-21 |
| JP2009536360A (ja) | 2009-10-08 |
| US20090240505A1 (en) | 2009-09-24 |
| HK1135791A1 (en) | 2010-06-11 |
| MX2008012217A (es) | 2008-11-12 |
| BRPI0709235B1 (pt) | 2019-10-15 |
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