BRPI0921067A2 - audio playback device and audio playback method - Google Patents
audio playback device and audio playback methodInfo
- 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 |
---|---|---|---|
JP2008298809A JP5629429B2 (en) | 2008-11-21 | 2008-11-21 | Audio playback apparatus and audio playback method |
JP2008-298809 | 2008-11-21 | ||
PCT/JP2009/005311 WO2010058518A1 (en) | 2008-11-21 | 2009-10-13 | Audio playback device and audio playback method |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0921067A2 true BRPI0921067A2 (en) | 2015-12-15 |
BRPI0921067B1 BRPI0921067B1 (en) | 2020-02-18 |
Family
ID=42197962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0921067-9A BRPI0921067B1 (en) | 2008-11-21 | 2009-10-13 | AUDIO REPRODUCTION DEVICE, AUDIO REPRODUCTION APPLIANCE, AUDIO REPRODUCTION METHOD, INTEGRATED CIRCUIT AND MEDIA LEGIBLE BY COMPUTER |
Country Status (4)
Country | Link |
---|---|
EP (2) | EP2610867B1 (en) |
JP (1) | JP5629429B2 (en) |
BR (1) | BRPI0921067B1 (en) |
WO (1) | WO2010058518A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5692255B2 (en) * | 2010-12-03 | 2015-04-01 | ヤマハ株式会社 | Content reproduction apparatus and content processing method |
US9179236B2 (en) | 2011-07-01 | 2015-11-03 | Dolby Laboratories Licensing Corporation | System and method for adaptive audio signal generation, coding and rendering |
CA2899134C (en) | 2013-01-29 | 2019-07-30 | Frederik Nagel | Decoder for generating a frequency enhanced audio signal, method of decoding, encoder for generating an encoded signal and method of encoding using compact selection side information |
WO2022097243A1 (en) * | 2020-11-05 | 2022-05-12 | 日本電信電話株式会社 | Sound signal high-range compensation method, sound signal post-processing method, sound signal decoding method, and device, program, and recording medium therefor |
US20230410832A1 (en) * | 2020-11-05 | 2023-12-21 | Nippon Telegraph And Telephone Corporation | Sound signal high frequency compensation method, sound signal post processing method, sound signal decode method, apparatus thereof, program, and storage medium |
WO2022097244A1 (en) * | 2020-11-05 | 2022-05-12 | 日本電信電話株式会社 | Sound signal high frequency compensation method, sound signal post-processing method, sound signal decoding method, devices therefor, program, and recording medium |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3957589B2 (en) * | 2001-08-23 | 2007-08-15 | 松下電器産業株式会社 | Audio processing device |
JP4281349B2 (en) * | 2001-12-25 | 2009-06-17 | パナソニック株式会社 | Telephone equipment |
KR100917464B1 (en) * | 2003-03-07 | 2009-09-14 | 삼성전자주식회사 | Method and apparatus for encoding/decoding digital data using bandwidth extension technology |
JP2005114813A (en) * | 2003-10-03 | 2005-04-28 | Matsushita Electric Ind Co Ltd | Audio signal reproducing device and reproducing method |
JP2007538281A (en) * | 2004-05-17 | 2007-12-27 | ノキア コーポレイション | Speech coding using different coding models. |
JP2006065002A (en) * | 2004-08-26 | 2006-03-09 | Kenwood Corp | Device and method for content reproduction |
JP4567412B2 (en) * | 2004-10-25 | 2010-10-20 | アルパイン株式会社 | Audio playback device and audio playback method |
WO2007043811A1 (en) * | 2005-10-12 | 2007-04-19 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding/decoding audio data and extension data |
-
2008
- 2008-11-21 JP JP2008298809A patent/JP5629429B2/en active Active
-
2009
- 2009-10-13 EP EP13161700.3A patent/EP2610867B1/en active Active
- 2009-10-13 WO PCT/JP2009/005311 patent/WO2010058518A1/en active Application Filing
- 2009-10-13 EP EP09827300.6A patent/EP2360684B1/en active Active
- 2009-10-13 BR BRPI0921067-9A patent/BRPI0921067B1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP2610867B1 (en) | 2015-03-11 |
WO2010058518A1 (en) | 2010-05-27 |
JP5629429B2 (en) | 2014-11-19 |
EP2360684A1 (en) | 2011-08-24 |
EP2360684A4 (en) | 2012-09-12 |
EP2360684B1 (en) | 2013-05-29 |
BRPI0921067B1 (en) | 2020-02-18 |
EP2610867A1 (en) | 2013-07-03 |
JP2010122640A (en) | 2010-06-03 |
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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. |