BRPI0718614A2 - Método e aparelho para decodificar sinal de áudio. - Google Patents
Método e aparelho para decodificar sinal de áudio.Info
- Publication number
- BRPI0718614A2 BRPI0718614A2 BRPI0718614-2A2A BRPI0718614A BRPI0718614A2 BR PI0718614 A2 BRPI0718614 A2 BR PI0718614A2 BR PI0718614 A BRPI0718614 A BR PI0718614A BR PI0718614 A2 BRPI0718614 A2 BR PI0718614A2
- Authority
- BR
- Brazil
- Prior art keywords
- audio signal
- decoding audio
- decoding
- signal
- audio
- 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
- 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
-
- 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
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)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US86590806P | 2006-11-15 | 2006-11-15 | |
| US86907706P | 2006-12-07 | 2006-12-07 | |
| US86908006P | 2006-12-07 | 2006-12-07 | |
| US88356707P | 2007-01-05 | 2007-01-05 | |
| US88971507P | 2007-02-13 | 2007-02-13 | |
| US95539507P | 2007-08-13 | 2007-08-13 | |
| PCT/KR2007/005740 WO2008060111A1 (en) | 2006-11-15 | 2007-11-15 | A method and an apparatus for decoding an audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0718614A2 true BRPI0718614A2 (pt) | 2014-02-25 |
Family
ID=39401874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0718614-2A2A BRPI0718614A2 (pt) | 2006-11-15 | 2007-11-15 | Método e aparelho para decodificar sinal de áudio. |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US20080269929A1 (pt) |
| EP (1) | EP2092516A4 (pt) |
| JP (1) | JP4838361B2 (pt) |
| KR (1) | KR101100221B1 (pt) |
| CN (1) | CN101536086B (pt) |
| AU (1) | AU2007320218B2 (pt) |
| BR (1) | BRPI0718614A2 (pt) |
| CA (1) | CA2669091C (pt) |
| MX (1) | MX2009005159A (pt) |
| WO (1) | WO2008060111A1 (pt) |
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| US9319741B2 (en) | 2006-09-07 | 2016-04-19 | Rateze Remote Mgmt Llc | Finding devices in an entertainment system |
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| JP5232791B2 (ja) * | 2006-10-12 | 2013-07-10 | エルジー エレクトロニクス インコーポレイティド | ミックス信号処理装置及びその方法 |
| JP5394931B2 (ja) * | 2006-11-24 | 2014-01-22 | エルジー エレクトロニクス インコーポレイティド | オブジェクトベースオーディオ信号の復号化方法及びその装置 |
| US8265941B2 (en) * | 2006-12-07 | 2012-09-11 | Lg Electronics Inc. | Method and an apparatus for decoding an audio signal |
| CA2645915C (en) * | 2007-02-14 | 2012-10-23 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
| KR101453732B1 (ko) * | 2007-04-16 | 2014-10-24 | 삼성전자주식회사 | 스테레오 신호 및 멀티 채널 신호 부호화 및 복호화 방법및 장치 |
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| KR101614160B1 (ko) | 2008-07-16 | 2016-04-20 | 한국전자통신연구원 | 포스트 다운믹스 신호를 지원하는 다객체 오디오 부호화 장치 및 복호화 장치 |
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| US8255821B2 (en) * | 2009-01-28 | 2012-08-28 | Lg Electronics Inc. | Method and an apparatus for decoding an audio signal |
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| MX2011013829A (es) * | 2009-06-24 | 2012-03-07 | Fraunhofer Ges Forschung | Decodificador de señales de audio, metodo para decodificar una señal de audio y programa de computacion que utiliza etapas en cascada de procesamiento de objetos de audio. |
| US20110054917A1 (en) * | 2009-08-28 | 2011-03-03 | Electronics And Telecommunications Research Institute | Apparatus and method for structuring bitstream for object-based audio service, and apparatus for encoding the bitstream |
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| US9774974B2 (en) * | 2014-09-24 | 2017-09-26 | Electronics And Telecommunications Research Institute | Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion |
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| JP6888172B2 (ja) * | 2018-01-18 | 2021-06-16 | 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 | 音場表現信号を符号化する方法及びデバイス |
| ES2985934T3 (es) | 2018-11-13 | 2024-11-07 | Dolby Laboratories Licensing Corp | Representar audio espacial por medio de una señal de audio y metadatos asociados |
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| CA3193359A1 (en) | 2019-06-14 | 2020-12-17 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Parameter encoding and decoding |
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-
2007
- 2007-11-15 WO PCT/KR2007/005740 patent/WO2008060111A1/en not_active Ceased
- 2007-11-15 CA CA2669091A patent/CA2669091C/en not_active Expired - Fee Related
- 2007-11-15 MX MX2009005159A patent/MX2009005159A/es active IP Right Grant
- 2007-11-15 EP EP07834046A patent/EP2092516A4/en not_active Withdrawn
- 2007-11-15 AU AU2007320218A patent/AU2007320218B2/en not_active Ceased
- 2007-11-15 JP JP2009537083A patent/JP4838361B2/ja not_active Expired - Fee Related
- 2007-11-15 US US11/941,048 patent/US20080269929A1/en not_active Abandoned
- 2007-11-15 KR KR1020097012355A patent/KR101100221B1/ko active Active
- 2007-11-15 BR BRPI0718614-2A2A patent/BRPI0718614A2/pt not_active IP Right Cessation
- 2007-11-15 CN CN2007800422641A patent/CN101536086B/zh not_active Expired - Fee Related
-
2009
- 2009-03-16 US US12/405,016 patent/US7672744B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| AU2007320218B2 (en) | 2010-08-12 |
| EP2092516A4 (en) | 2010-01-13 |
| US20080269929A1 (en) | 2008-10-30 |
| JP2010509884A (ja) | 2010-03-25 |
| KR20090082927A (ko) | 2009-07-31 |
| WO2008060111A1 (en) | 2008-05-22 |
| US20090171676A1 (en) | 2009-07-02 |
| HK1136380A1 (en) | 2010-06-25 |
| CN101536086B (zh) | 2012-08-08 |
| JP4838361B2 (ja) | 2011-12-14 |
| AU2007320218A1 (en) | 2008-05-22 |
| CA2669091C (en) | 2014-07-08 |
| CN101536086A (zh) | 2009-09-16 |
| KR101100221B1 (ko) | 2011-12-28 |
| EP2092516A1 (en) | 2009-08-26 |
| MX2009005159A (es) | 2009-05-25 |
| CA2669091A1 (en) | 2008-05-22 |
| US7672744B2 (en) | 2010-03-02 |
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