JP5108772B2 - オーディオ信号のデコーディング方法及び装置 - Google Patents
オーディオ信号のデコーディング方法及び装置 Download PDFInfo
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- JP5108772B2 JP5108772B2 JP2008531017A JP2008531017A JP5108772B2 JP 5108772 B2 JP5108772 B2 JP 5108772B2 JP 2008531017 A JP2008531017 A JP 2008531017A JP 2008531017 A JP2008531017 A JP 2008531017A JP 5108772 B2 JP5108772 B2 JP 5108772B2
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- audio signal
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- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Stereophonic System (AREA)
- Mathematical Analysis (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
Applications Claiming Priority (17)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71652405P | 2005-09-14 | 2005-09-14 | |
| US60/716,524 | 2005-09-14 | ||
| US75998006P | 2006-01-19 | 2006-01-19 | |
| US60/759,980 | 2006-01-19 | ||
| US76036006P | 2006-01-20 | 2006-01-20 | |
| US60/760,360 | 2006-01-20 | ||
| US77366906P | 2006-02-16 | 2006-02-16 | |
| US60/773,669 | 2006-02-16 | ||
| US77672406P | 2006-02-27 | 2006-02-27 | |
| US60/776,724 | 2006-02-27 | ||
| US78751606P | 2006-03-31 | 2006-03-31 | |
| US60/787,516 | 2006-03-31 | ||
| US81602206P | 2006-06-22 | 2006-06-22 | |
| US60/816,022 | 2006-06-22 | ||
| KR10-2006-0078300 | 2006-08-18 | ||
| KR20060078300 | 2006-08-18 | ||
| PCT/KR2006/003662 WO2007032648A1 (en) | 2005-09-14 | 2006-09-14 | Method and apparatus for decoding an audio signal |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009508175A JP2009508175A (ja) | 2009-02-26 |
| JP2009508175A5 JP2009508175A5 (enExample) | 2009-04-09 |
| JP5108772B2 true JP5108772B2 (ja) | 2012-12-26 |
Family
ID=37865187
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008531017A Expired - Fee Related JP5108772B2 (ja) | 2005-09-14 | 2006-09-14 | オーディオ信号のデコーディング方法及び装置 |
| JP2008531018A Pending JP2009508176A (ja) | 2005-09-14 | 2006-09-14 | オーディオ信号のデコーディング方法及び装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008531018A Pending JP2009508176A (ja) | 2005-09-14 | 2006-09-14 | オーディオ信号のデコーディング方法及び装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (6) | US20080255857A1 (enExample) |
| EP (4) | EP1946297B1 (enExample) |
| JP (2) | JP5108772B2 (enExample) |
| KR (4) | KR100857106B1 (enExample) |
| AU (1) | AU2006291689B2 (enExample) |
| CA (1) | CA2621664C (enExample) |
| WO (4) | WO2007032646A1 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100857106B1 (ko) | 2005-09-14 | 2008-09-08 | 엘지전자 주식회사 | 오디오 신호의 디코딩 방법 및 장치 |
| KR100888474B1 (ko) * | 2005-11-21 | 2009-03-12 | 삼성전자주식회사 | 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법 |
| US7965848B2 (en) * | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
| WO2008046531A1 (en) * | 2006-10-16 | 2008-04-24 | Dolby Sweden Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| MY144273A (en) * | 2006-10-16 | 2011-08-29 | Fraunhofer Ges Forschung | Apparatus and method for multi-chennel parameter transformation |
| US8665914B2 (en) | 2008-03-14 | 2014-03-04 | Nec Corporation | Signal analysis/control system and method, signal control apparatus and method, and program |
| EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
| KR101283783B1 (ko) * | 2009-06-23 | 2013-07-08 | 한국전자통신연구원 | 고품질 다채널 오디오 부호화 및 복호화 장치 |
| EP2475116A4 (en) | 2009-09-01 | 2013-11-06 | Panasonic Corp | DIGITAL BROADCASTING DEVICE, DIGITAL BROADCASTING DEVICE AND DIGITAL BROADCASTING SYSTEM |
| US9536529B2 (en) * | 2010-01-06 | 2017-01-03 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
| EP2355559B1 (en) * | 2010-02-05 | 2013-06-19 | QNX Software Systems Limited | Enhanced spatialization system with satellite device |
| CN102473417B (zh) | 2010-06-09 | 2015-04-08 | 松下电器(美国)知识产权公司 | 频带扩展方法、频带扩展装置、集成电路及音频解码装置 |
| US9154878B2 (en) * | 2012-01-10 | 2015-10-06 | Monster, Llc | Interconnected speaker system |
| WO2013108200A1 (en) * | 2012-01-19 | 2013-07-25 | Koninklijke Philips N.V. | Spatial audio rendering and encoding |
| 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 |
| GB201718341D0 (en) * | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
| GB2572650A (en) | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
| GB2574239A (en) | 2018-05-31 | 2019-12-04 | Nokia Technologies Oy | Signalling of spatial audio parameters |
| US12010493B1 (en) * | 2019-11-13 | 2024-06-11 | EmbodyVR, Inc. | Visualizing spatial audio |
| JP2023515886A (ja) | 2020-03-02 | 2023-04-14 | マジック リープ, インコーポレイテッド | 没入型のオーディオプラットフォーム |
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| CN101411214B (zh) * | 2006-03-28 | 2011-08-10 | 艾利森电话股份有限公司 | 用于多信道环绕声音的解码器的方法和装置 |
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| US7965848B2 (en) * | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
| US8027479B2 (en) * | 2006-06-02 | 2011-09-27 | Coding Technologies Ab | Binaural multi-channel decoder in the context of non-energy conserving upmix rules |
-
2006
- 2006-09-14 KR KR1020087005385A patent/KR100857106B1/ko not_active Expired - Fee Related
- 2006-09-14 WO PCT/KR2006/003659 patent/WO2007032646A1/en not_active Ceased
- 2006-09-14 EP EP06798775.0A patent/EP1946297B1/en not_active Not-in-force
- 2006-09-14 US US12/066,645 patent/US20080255857A1/en not_active Abandoned
- 2006-09-14 US US12/066,651 patent/US20080228501A1/en not_active Abandoned
- 2006-09-14 WO PCT/KR2006/003661 patent/WO2007032647A1/en not_active Ceased
- 2006-09-14 EP EP06798772A patent/EP1938312A4/en not_active Ceased
- 2006-09-14 EP EP06798774A patent/EP1946296A4/en not_active Withdrawn
- 2006-09-14 KR KR1020087005384A patent/KR100857105B1/ko not_active Expired - Fee Related
- 2006-09-14 WO PCT/KR2006/003662 patent/WO2007032648A1/en not_active Ceased
- 2006-09-14 JP JP2008531017A patent/JP5108772B2/ja not_active Expired - Fee Related
- 2006-09-14 KR KR1020087005388A patent/KR100857107B1/ko not_active Expired - Fee Related
- 2006-09-14 JP JP2008531018A patent/JP2009508176A/ja active Pending
- 2006-09-14 EP EP06783786.4A patent/EP1946295B1/en not_active Not-in-force
- 2006-09-14 CA CA2621664A patent/CA2621664C/en active Active
- 2006-09-14 AU AU2006291689A patent/AU2006291689B2/en not_active Ceased
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