DE69839329T2 - Raumklangkanal, Kodierung und Dekodierung - Google Patents
Raumklangkanal, Kodierung und Dekodierung Download PDFInfo
- Publication number
- DE69839329T2 DE69839329T2 DE69839329T DE69839329T DE69839329T2 DE 69839329 T2 DE69839329 T2 DE 69839329T2 DE 69839329 T DE69839329 T DE 69839329T DE 69839329 T DE69839329 T DE 69839329T DE 69839329 T2 DE69839329 T2 DE 69839329T2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- output
- surround
- signals
- channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000005236 sound signal Effects 0.000 description 31
- 238000010586 diagram Methods 0.000 description 24
- 239000011159 matrix material Substances 0.000 description 23
- 238000001228 spectrum Methods 0.000 description 20
- 238000010276 construction Methods 0.000 description 10
- 230000000295 complement effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 230000003595 spectral effect Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000010606 normalization Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- IUVCFHHAEHNCFT-INIZCTEOSA-N 2-[(1s)-1-[4-amino-3-(3-fluoro-4-propan-2-yloxyphenyl)pyrazolo[3,4-d]pyrimidin-1-yl]ethyl]-6-fluoro-3-(3-fluorophenyl)chromen-4-one Chemical class C1=C(F)C(OC(C)C)=CC=C1C(C1=C(N)N=CN=C11)=NN1[C@@H](C)C1=C(C=2C=C(F)C=CC=2)C(=O)C2=CC(F)=CC=C2O1 IUVCFHHAEHNCFT-INIZCTEOSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US796285 | 1991-11-22 | ||
| US08/796,285 US6711266B1 (en) | 1997-02-07 | 1997-02-07 | Surround sound channel encoding and decoding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69839329D1 DE69839329D1 (de) | 2008-05-21 |
| DE69839329T2 true DE69839329T2 (de) | 2009-07-09 |
Family
ID=25167812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69839329T Expired - Lifetime DE69839329T2 (de) | 1997-02-07 | 1998-02-02 | Raumklangkanal, Kodierung und Dekodierung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6711266B1 (enExample) |
| EP (1) | EP0858243B1 (enExample) |
| JP (1) | JPH10295000A (enExample) |
| DE (1) | DE69839329T2 (enExample) |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7016501B1 (en) * | 1997-02-07 | 2006-03-21 | Bose Corporation | Directional decoding |
| FR2781591B1 (fr) * | 1998-07-22 | 2000-09-22 | Technical Maintenance Corp | Systeme de reproduction audiovisuelle |
| US6760448B1 (en) | 1999-02-05 | 2004-07-06 | Dolby Laboratories Licensing Corporation | Compatible matrix-encoded surround-sound channels in a discrete digital sound format |
| US7149313B1 (en) * | 1999-05-17 | 2006-12-12 | Bose Corporation | Audio signal processing |
| EP1054575A3 (en) * | 1999-05-17 | 2002-09-18 | Bose Corporation | Directional decoding |
| US7035413B1 (en) * | 2000-04-06 | 2006-04-25 | James K. Waller, Jr. | Dynamic spectral matrix surround system |
| US7269837B1 (en) * | 2000-05-31 | 2007-09-11 | Your Choice Interactive, Inc. | Interactive television advertising method |
| US6804565B2 (en) * | 2001-05-07 | 2004-10-12 | Harman International Industries, Incorporated | Data-driven software architecture for digital sound processing and equalization |
| US7447321B2 (en) | 2001-05-07 | 2008-11-04 | Harman International Industries, Incorporated | Sound processing system for configuration of audio signals in a vehicle |
| US7451006B2 (en) * | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
| US7164768B2 (en) * | 2001-06-21 | 2007-01-16 | Bose Corporation | Audio signal processing |
| EP1585947B1 (en) * | 2002-05-03 | 2020-01-01 | Harman International Industries, Incorporated | Sound detection and localization system |
| US7542815B1 (en) * | 2003-09-04 | 2009-06-02 | Akita Blue, Inc. | Extraction of left/center/right information from two-channel stereo sources |
| US7330552B1 (en) * | 2003-12-19 | 2008-02-12 | Lamance Andrew | Multiple positional channels from a conventional stereo signal pair |
| KR101147187B1 (ko) * | 2004-07-14 | 2012-07-09 | 돌비 인터네셔널 에이비 | 방법, 디바이스, 인코더 장치, 디코더 장치 및 오디오 시스템 |
| KR101205480B1 (ko) * | 2004-07-14 | 2012-11-28 | 돌비 인터네셔널 에이비 | 오디오 채널 변환 |
| US7974417B2 (en) * | 2005-04-13 | 2011-07-05 | Wontak Kim | Multi-channel bass management |
| EP1905002B1 (en) * | 2005-05-26 | 2013-05-22 | LG Electronics Inc. | Method and apparatus for decoding audio signal |
| JP4988716B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
| US7688992B2 (en) * | 2005-09-12 | 2010-03-30 | Richard Aylward | Seat electroacoustical transducing |
| RU2380767C2 (ru) * | 2005-09-14 | 2010-01-27 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ и устройство для декодирования аудиосигнала |
| US20080221907A1 (en) * | 2005-09-14 | 2008-09-11 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
| CN101351839B (zh) * | 2005-09-14 | 2012-07-04 | Lg电子株式会社 | 解码音频信号的方法和装置 |
| TWI485698B (zh) * | 2005-09-14 | 2015-05-21 | Lg Electronics Inc | 音頻訊號之解碼方法及其裝置 |
| KR100857105B1 (ko) * | 2005-09-14 | 2008-09-05 | 엘지전자 주식회사 | 오디오 신호의 디코딩 방법 및 장치 |
| EP1974343A4 (en) * | 2006-01-19 | 2011-05-04 | Lg Electronics Inc | METHOD AND ARRANGEMENT FOR DECODING A SIGNAL |
| KR20070077134A (ko) * | 2006-01-19 | 2007-07-25 | 엘지전자 주식회사 | 미디어 신호의 처리 방법 및 장치 |
| US8296156B2 (en) * | 2006-02-07 | 2012-10-23 | Lg Electronics, Inc. | Apparatus and method for encoding/decoding signal |
| KR20080093422A (ko) * | 2006-02-09 | 2008-10-21 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치 |
| KR101276849B1 (ko) * | 2006-02-23 | 2013-06-18 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 장치 |
| CN101406074B (zh) | 2006-03-24 | 2012-07-18 | 杜比国际公司 | 解码器及相应方法、双耳解码器、包括该解码器的接收机或音频播放器及相应方法 |
| TWI483619B (zh) * | 2006-03-30 | 2015-05-01 | Lg Electronics Inc | 一種媒體訊號的編碼/解碼方法及其裝置 |
| US20080235006A1 (en) * | 2006-08-18 | 2008-09-25 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
| US20080273722A1 (en) * | 2007-05-04 | 2008-11-06 | Aylward J Richard | Directionally radiating sound in a vehicle |
| US8724827B2 (en) * | 2007-05-04 | 2014-05-13 | Bose Corporation | System and method for directionally radiating sound |
| US8325936B2 (en) * | 2007-05-04 | 2012-12-04 | Bose Corporation | Directionally radiating sound in a vehicle |
| US9100748B2 (en) | 2007-05-04 | 2015-08-04 | Bose Corporation | System and method for directionally radiating sound |
| US20120045065A1 (en) * | 2009-04-17 | 2012-02-23 | Pioneer Corporation | Surround signal generating device, surround signal generating method and surround signal generating program |
| EP2457382B1 (en) * | 2009-07-24 | 2013-09-11 | TP Vision Holding B.V. | A sound reproduction system |
| JP5955862B2 (ja) * | 2011-01-04 | 2016-07-20 | ディーティーエス・エルエルシーＤｔｓ Ｌｌｃ | 没入型オーディオ・レンダリング・システム |
| US9131313B1 (en) * | 2012-02-07 | 2015-09-08 | Star Co. | System and method for audio reproduction |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4503553A (en) | 1983-06-03 | 1985-03-05 | Dbx, Inc. | Loudspeaker system |
| US4799260A (en) * | 1985-03-07 | 1989-01-17 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
| US4941177A (en) | 1985-03-07 | 1990-07-10 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
| US5210802A (en) | 1990-04-30 | 1993-05-11 | Bose Corporation | Acoustic imaging |
| US5172415A (en) | 1990-06-08 | 1992-12-15 | Fosgate James W | Surround processor |
| GB9103207D0 (en) * | 1991-02-15 | 1991-04-03 | Gerzon Michael A | Stereophonic sound reproduction system |
| GB9204485D0 (en) | 1992-03-02 | 1992-04-15 | Trifield Productions Ltd | Surround sound apparatus |
| JP3555149B2 (ja) * | 1993-10-28 | 2004-08-18 | ソニー株式会社 | オーディオ信号符号化方法及び装置、記録媒体、オーディオ信号復号化方法及び装置、 |
| WO1995021490A1 (en) | 1994-02-05 | 1995-08-10 | Sony Corporation | Method and device for encoding information and method and device for decoding information |
| US5642423A (en) * | 1995-11-22 | 1997-06-24 | Sony Corporation | Digital surround sound processor |
-
1997
- 1997-02-07 US US08/796,285 patent/US6711266B1/en not_active Expired - Lifetime
-
1998
- 1998-02-02 EP EP98300725A patent/EP0858243B1/en not_active Expired - Lifetime
- 1998-02-02 DE DE69839329T patent/DE69839329T2/de not_active Expired - Lifetime
- 1998-02-09 JP JP10027262A patent/JPH10295000A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10295000A (ja) | 1998-11-04 |
| DE69839329D1 (de) | 2008-05-21 |
| EP0858243B1 (en) | 2008-04-09 |
| EP0858243A2 (en) | 1998-08-12 |
| US6711266B1 (en) | 2004-03-23 |
| EP0858243A3 (en) | 1999-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |