BRPI0921067A2 - dispositivo de reprodução de áudio e método de reprodução de áudio - Google Patents
dispositivo de reprodução de áudio e método de reprodução de áudioInfo
- Publication number
- BRPI0921067A2 BRPI0921067A2 BRPI0921067A BRPI0921067A BRPI0921067A2 BR PI0921067 A2 BRPI0921067 A2 BR PI0921067A2 BR PI0921067 A BRPI0921067 A BR PI0921067A BR PI0921067 A BRPI0921067 A BR PI0921067A BR PI0921067 A2 BRPI0921067 A2 BR PI0921067A2
- Authority
- BR
- Brazil
- Prior art keywords
- audio playback
- playback device
- playback method
- audio
- playback
- Prior art date
Links
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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- 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
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-298809 | 2008-11-21 | ||
| JP2008298809A JP5629429B2 (ja) | 2008-11-21 | 2008-11-21 | オーディオ再生装置及びオーディオ再生方法 |
| PCT/JP2009/005311 WO2010058518A1 (ja) | 2008-11-21 | 2009-10-13 | オーディオ再生装置及びオーディオ再生方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0921067A2 true BRPI0921067A2 (pt) | 2015-12-15 |
| BRPI0921067B1 BRPI0921067B1 (pt) | 2020-02-18 |
Family
ID=42197962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0921067-9A BRPI0921067B1 (pt) | 2008-11-21 | 2009-10-13 | Dispositivo de reprodução de áudio, aparelho de reprodução de áudio, método de reprodução de áudio, circuito integrado e meio legível por computador |
Country Status (4)
| Country | Link |
|---|---|
| EP (2) | EP2610867B1 (pt) |
| JP (1) | JP5629429B2 (pt) |
| BR (1) | BRPI0921067B1 (pt) |
| WO (1) | WO2010058518A1 (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5692255B2 (ja) * | 2010-12-03 | 2015-04-01 | ヤマハ株式会社 | コンテンツ再生装置およびコンテンツ処理方法 |
| MY165933A (en) | 2011-07-01 | 2018-05-18 | Dolby Laboratories Licensing Corp | System and method for adaptive audio signal generation, coding and rendering |
| KR101775084B1 (ko) | 2013-01-29 | 2017-09-05 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 |
| WO2022097244A1 (ja) * | 2020-11-05 | 2022-05-12 | 日本電信電話株式会社 | 音信号高域補償方法、音信号後処理方法、音信号復号方法、これらの装置、プログラム、および記録媒体 |
| JP7517459B2 (ja) * | 2020-11-05 | 2024-07-17 | 日本電信電話株式会社 | 音信号高域補償方法、音信号後処理方法、音信号復号方法、これらの装置、プログラム、および記録媒体 |
| JP7517461B2 (ja) * | 2020-11-05 | 2024-07-17 | 日本電信電話株式会社 | 音信号高域補償方法、音信号後処理方法、音信号復号方法、これらの装置、プログラム、および記録媒体 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3957589B2 (ja) * | 2001-08-23 | 2007-08-15 | 松下電器産業株式会社 | 音声処理装置 |
| JP4281349B2 (ja) * | 2001-12-25 | 2009-06-17 | パナソニック株式会社 | 電話装置 |
| KR100917464B1 (ko) * | 2003-03-07 | 2009-09-14 | 삼성전자주식회사 | 대역 확장 기법을 이용한 디지털 데이터의 부호화 방법,그 장치, 복호화 방법 및 그 장치 |
| JP2005114813A (ja) * | 2003-10-03 | 2005-04-28 | Matsushita Electric Ind Co Ltd | オーディオ信号再生装置及び再生方法 |
| ATE371926T1 (de) * | 2004-05-17 | 2007-09-15 | Nokia Corp | Audiocodierung mit verschiedenen codierungsmodellen |
| JP2006065002A (ja) * | 2004-08-26 | 2006-03-09 | Kenwood Corp | コンテンツ再生装置及び方法 |
| JP4567412B2 (ja) * | 2004-10-25 | 2010-10-20 | アルパイン株式会社 | 音声再生機および音声再生方法 |
| EP2555187B1 (en) * | 2005-10-12 | 2016-12-07 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding/decoding audio data and extension data |
-
2008
- 2008-11-21 JP JP2008298809A patent/JP5629429B2/ja active Active
-
2009
- 2009-10-13 WO PCT/JP2009/005311 patent/WO2010058518A1/ja not_active Ceased
- 2009-10-13 EP EP13161700.3A patent/EP2610867B1/en active Active
- 2009-10-13 EP EP09827300.6A patent/EP2360684B1/en active Active
- 2009-10-13 BR BRPI0921067-9A patent/BRPI0921067B1/pt active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010122640A (ja) | 2010-06-03 |
| EP2610867A1 (en) | 2013-07-03 |
| EP2610867B1 (en) | 2015-03-11 |
| WO2010058518A1 (ja) | 2010-05-27 |
| BRPI0921067B1 (pt) | 2020-02-18 |
| EP2360684B1 (en) | 2013-05-29 |
| EP2360684A4 (en) | 2012-09-12 |
| JP5629429B2 (ja) | 2014-11-19 |
| EP2360684A1 (en) | 2011-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25A | Requested transfer of rights approved |
Owner name: SOCIONEXT INC (JP) |
|
| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 18/02/2020, OBSERVADAS AS CONDICOES LEGAIS. |