DE60217525D1 - Verfahren und vorrichtung zur mehrkanaligen logikmatrix dekodierung - Google Patents
Verfahren und vorrichtung zur mehrkanaligen logikmatrix dekodierungInfo
- Publication number
- DE60217525D1 DE60217525D1 DE60217525T DE60217525T DE60217525D1 DE 60217525 D1 DE60217525 D1 DE 60217525D1 DE 60217525 T DE60217525 T DE 60217525T DE 60217525 T DE60217525 T DE 60217525T DE 60217525 D1 DE60217525 D1 DE 60217525D1
- Authority
- DE
- Germany
- Prior art keywords
- channel logic
- logic matrix
- matrix decoding
- decoding
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32511201P | 2001-09-25 | 2001-09-25 | |
| US325112P | 2001-09-25 | ||
| PCT/IB2002/003930 WO2003028407A2 (en) | 2001-09-25 | 2002-09-23 | Method and apparatus for multichannel logic matrix decoding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60217525D1 true DE60217525D1 (de) | 2007-02-22 |
| DE60217525T2 DE60217525T2 (de) | 2007-11-15 |
Family
ID=23266495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60217525T Expired - Lifetime DE60217525T2 (de) | 2001-09-25 | 2002-09-23 | Verfahren und vorrichtung zur mehrkanaligen logikmatrix dekodierung |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20040247135A1 (de) |
| EP (1) | EP1430751B1 (de) |
| JP (1) | JP2005510093A (de) |
| KR (1) | KR20040035887A (de) |
| CN (1) | CN1557111A (de) |
| AR (1) | AR036615A1 (de) |
| AU (1) | AU2002334313B2 (de) |
| CA (1) | CA2460010A1 (de) |
| DE (1) | DE60217525T2 (de) |
| DK (1) | DK1430751T3 (de) |
| ES (1) | ES2275947T3 (de) |
| MX (1) | MXPA04002654A (de) |
| MY (1) | MY134633A (de) |
| TW (1) | TW569551B (de) |
| WO (1) | WO2003028407A2 (de) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7391869B2 (en) | 2002-05-03 | 2008-06-24 | Harman International Industries, Incorporated | Base management systems |
| US7394903B2 (en) * | 2004-01-20 | 2008-07-01 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal |
| WO2005086139A1 (en) * | 2004-03-01 | 2005-09-15 | Dolby Laboratories Licensing Corporation | Multichannel audio coding |
| SE0400998D0 (sv) | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
| JP4300151B2 (ja) * | 2004-04-19 | 2009-07-22 | Ｏｋｉセミコンダクタ株式会社 | 演算処理装置 |
| US7508947B2 (en) * | 2004-08-03 | 2009-03-24 | Dolby Laboratories Licensing Corporation | Method for combining audio signals using auditory scene analysis |
| DE102004043521A1 (de) | 2004-09-08 | 2006-03-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes |
| TWI458365B (zh) * | 2005-04-12 | 2014-10-21 | Dolby Int Ab | 用以產生電平參數之裝置及方法、用以產生多聲道表示之裝置及方法以及儲存參數表示之儲存媒體 |
| WO2006132857A2 (en) * | 2005-06-03 | 2006-12-14 | Dolby Laboratories Licensing Corporation | Apparatus and method for encoding audio signals with decoding instructions |
| TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
| KR100803212B1 (ko) | 2006-01-11 | 2008-02-14 | 삼성전자주식회사 | 스케일러블 채널 복호화 방법 및 장치 |
| KR101218776B1 (ko) | 2006-01-11 | 2013-01-18 | 삼성전자주식회사 | 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체 |
| KR100773560B1 (ko) | 2006-03-06 | 2007-11-05 | 삼성전자주식회사 | 스테레오 신호 생성 방법 및 장치 |
| AU2006340728B2 (en) | 2006-03-28 | 2010-08-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Enhanced method for signal shaping in multi-channel audio reconstruction |
| KR100763919B1 (ko) * | 2006-08-03 | 2007-10-05 | 삼성전자주식회사 | 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2 채널의 바이노럴 신호로 복호화하는 방법 및 장치 |
| KR100763920B1 (ko) * | 2006-08-09 | 2007-10-05 | 삼성전자주식회사 | 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2채널의 바이노럴 신호로 복호화하는 방법 및 장치 |
| KR101438389B1 (ko) | 2007-11-15 | 2014-09-05 | 삼성전자주식회사 | 오디오 매트릭스 디코딩 방법 및 장치 |
| CN102137326B (zh) | 2008-04-18 | 2014-03-26 | 杜比实验室特许公司 | 用于保持多通道音频中的语音可听度的方法和设备 |
| TWI496479B (zh) | 2008-09-03 | 2015-08-11 | Dolby Lab Licensing Corp | 增進多聲道之再生 |
| EP2523472A1 (de) * | 2011-05-13 | 2012-11-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren und Computerprogramm zur Erzeugung eines Stereoausgabesignals zur Bereitstellung zusätzlicher Ausgabekanäle |
| EP2830327A1 (de) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audioprozessor zur ausrichtungsabhängigen Verarbeitung |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US206639A (en) * | 1878-07-30 | Improvement in plows | ||
| US5610986A (en) * | 1994-03-07 | 1997-03-11 | Miles; Michael T. | Linear-matrix audio-imaging system and image analyzer |
| US5799094A (en) * | 1995-01-26 | 1998-08-25 | Victor Company Of Japan, Ltd. | Surround signal processing apparatus and video and audio signal reproducing apparatus |
| US6236730B1 (en) * | 1997-05-19 | 2001-05-22 | Qsound Labs, Inc. | Full sound enhancement using multi-input sound signals |
-
2002
- 2002-09-18 TW TW091121353A patent/TW569551B/zh not_active IP Right Cessation
- 2002-09-23 JP JP2003531767A patent/JP2005510093A/ja active Pending
- 2002-09-23 KR KR10-2004-7004340A patent/KR20040035887A/ko not_active Application Discontinuation
- 2002-09-23 ES ES02799451T patent/ES2275947T3/es not_active Expired - Lifetime
- 2002-09-23 CA CA002460010A patent/CA2460010A1/en not_active Abandoned
- 2002-09-23 WO PCT/IB2002/003930 patent/WO2003028407A2/en active IP Right Grant
- 2002-09-23 US US10/490,234 patent/US20040247135A1/en not_active Abandoned
- 2002-09-23 MX MXPA04002654A patent/MXPA04002654A/es active IP Right Grant
- 2002-09-23 EP EP02799451A patent/EP1430751B1/de not_active Expired - Lifetime
- 2002-09-23 CN CNA028186559A patent/CN1557111A/zh active Pending
- 2002-09-23 DK DK02799451T patent/DK1430751T3/da active
- 2002-09-23 AU AU2002334313A patent/AU2002334313B2/en not_active Expired
- 2002-09-23 DE DE60217525T patent/DE60217525T2/de not_active Expired - Lifetime
- 2002-09-24 MY MYPI20023548A patent/MY134633A/en unknown
- 2002-09-24 AR ARP020103582A patent/AR036615A1/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1557111A (zh) | 2004-12-22 |
| CA2460010A1 (en) | 2003-04-03 |
| ES2275947T3 (es) | 2007-06-16 |
| EP1430751B1 (de) | 2007-01-10 |
| KR20040035887A (ko) | 2004-04-29 |
| AR036615A1 (es) | 2004-09-22 |
| US20040247135A1 (en) | 2004-12-09 |
| DK1430751T3 (da) | 2007-03-05 |
| WO2003028407A3 (en) | 2003-10-23 |
| WO2003028407A2 (en) | 2003-04-03 |
| MXPA04002654A (es) | 2004-07-30 |
| AU2002334313B2 (en) | 2007-05-17 |
| MY134633A (en) | 2007-12-31 |
| EP1430751A2 (de) | 2004-06-23 |
| DE60217525T2 (de) | 2007-11-15 |
| JP2005510093A (ja) | 2005-04-14 |
| TW569551B (en) | 2004-01-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |