JP2002536933A5 - - Google Patents
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- Publication number
- JP2002536933A5 JP2002536933A5 JP2000597980A JP2000597980A JP2002536933A5 JP 2002536933 A5 JP2002536933 A5 JP 2002536933A5 JP 2000597980 A JP2000597980 A JP 2000597980A JP 2000597980 A JP2000597980 A JP 2000597980A JP 2002536933 A5 JP2002536933 A5 JP 2002536933A5
- Authority
- JP
- Japan
- Prior art keywords
- surround
- matrix
- decoder
- signal
- phase
- 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.)
- Granted
Links
- 239000011159 matrix material Substances 0.000 description 36
- 230000010363 phase shift Effects 0.000 description 9
- 230000004044 response Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006266 hibernation Effects 0.000 description 2
- 238000004091 panning Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- JDZPLYBLBIKFHJ-UHFFFAOYSA-N Sulfamoyldapsone Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1S(N)(=O)=O JDZPLYBLBIKFHJ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004350 spin decoupling difference spectroscopy Methods 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/245,573 | 1999-02-05 | ||
| US09/245,573 US6760448B1 (en) | 1999-02-05 | 1999-02-05 | Compatible matrix-encoded surround-sound channels in a discrete digital sound format |
| PCT/US2000/002132 WO2000047018A2 (en) | 1999-02-05 | 2000-01-26 | Compatible matrix encoded surround-sound channels in a discrete digital sound format |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002536933A JP2002536933A (ja) | 2002-10-29 |
| JP2002536933A5 true JP2002536933A5 (enExample) | 2009-07-09 |
| JP4382292B2 JP4382292B2 (ja) | 2009-12-09 |
Family
ID=22927217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000597980A Expired - Fee Related JP4382292B2 (ja) | 1999-02-05 | 2000-01-26 | 離散的なデジタル音声フォーマットにおいて互換性を持つマトリクスコード化されたサラウンドサウンドチャンネル |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6760448B1 (enExample) |
| JP (1) | JP4382292B2 (enExample) |
| AU (1) | AU2633700A (enExample) |
| GB (1) | GB2363558B (enExample) |
| WO (1) | WO2000047018A2 (enExample) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6463410B1 (en) * | 1998-10-13 | 2002-10-08 | Victor Company Of Japan, Ltd. | Audio signal processing apparatus |
| JP2002058005A (ja) * | 2000-06-02 | 2002-02-22 | Canon Inc | テレビ会議・テレビ電話システム、送信装置、受信装置、画像通信システム、通信装置、通信方法、記録媒体、プログラム |
| US7451006B2 (en) * | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
| US6804565B2 (en) * | 2001-05-07 | 2004-10-12 | Harman International Industries, Incorporated | Data-driven software architecture for digital sound processing and equalization |
| US7177432B2 (en) * | 2001-05-07 | 2007-02-13 | Harman International Industries, Incorporated | Sound processing system with degraded signal optimization |
| US7447321B2 (en) | 2001-05-07 | 2008-11-04 | Harman International Industries, Incorporated | Sound processing system for configuration of audio signals in a vehicle |
| US7668317B2 (en) * | 2001-05-30 | 2010-02-23 | Sony Corporation | Audio post processing in DVD, DTV and other audio visual products |
| US7277692B1 (en) * | 2002-07-10 | 2007-10-02 | Sprint Spectrum L.P. | System and method of collecting audio data for use in establishing surround sound recording |
| US7451093B2 (en) * | 2004-04-29 | 2008-11-11 | Srs Labs, Inc. | Systems and methods of remotely enabling sound enhancement techniques |
| US7508947B2 (en) * | 2004-08-03 | 2009-03-24 | Dolby Laboratories Licensing Corporation | Method for combining audio signals using auditory scene analysis |
| US7283634B2 (en) * | 2004-08-31 | 2007-10-16 | Dts, Inc. | Method of mixing audio channels using correlated outputs |
| DE602006010323D1 (de) * | 2006-04-13 | 2009-12-24 | Fraunhofer Ges Forschung | Audiosignaldekorrelator |
| JP4155588B2 (ja) * | 2006-05-31 | 2008-09-24 | 株式会社東芝 | デジタル／アナログ変換器および送信機 |
| US8050434B1 (en) | 2006-12-21 | 2011-11-01 | Srs Labs, Inc. | Multi-channel audio enhancement system |
| JP2008312034A (ja) * | 2007-06-15 | 2008-12-25 | Panasonic Corp | 音声信号再生装置、および音声信号再生システム |
| US8315398B2 (en) | 2007-12-21 | 2012-11-20 | Dts Llc | System for adjusting perceived loudness of audio signals |
| TWI559786B (zh) * | 2008-09-03 | 2016-11-21 | 杜比實驗室特許公司 | 增進多聲道之再生 |
| TWI413109B (zh) | 2008-10-01 | 2013-10-21 | Dolby Lab Licensing Corp | 用於上混系統之解相關器 |
| US20100310100A1 (en) * | 2009-06-03 | 2010-12-09 | International Truck Intellectual Property Company, Llc | Loudspeaker input switch system to reorient sound in truck |
| US8538042B2 (en) | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
| US9173048B2 (en) | 2011-08-23 | 2015-10-27 | Dolby Laboratories Licensing Corporation | Method and system for generating a matrix-encoded two-channel audio signal |
| US9823892B2 (en) | 2011-08-26 | 2017-11-21 | Dts Llc | Audio adjustment system |
| US9312829B2 (en) | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
| US20160171987A1 (en) * | 2014-12-16 | 2016-06-16 | Psyx Research, Inc. | System and method for compressed audio enhancement |
| CN106714021A (zh) * | 2016-11-30 | 2017-05-24 | 捷开通讯(深圳)有限公司 | 一种耳机及电子组件 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890466A (en) * | 1973-02-01 | 1975-06-17 | Cbs Inc | Encoders for quadraphonic sound system |
| GB1468179A (en) | 1974-06-14 | 1977-03-23 | Emi Ltd | Multichannel information recording and reproducing systems |
| US4236039A (en) * | 1976-07-19 | 1980-11-25 | National Research Development Corporation | Signal matrixing for directional reproduction of sound |
| US4392019A (en) | 1980-12-19 | 1983-07-05 | Independent Broadcasting Authority | Surround sound system |
| US4799260A (en) | 1985-03-07 | 1989-01-17 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
| US5594800A (en) | 1991-02-15 | 1997-01-14 | Trifield Productions Limited | Sound reproduction system having a matrix converter |
| US5602923A (en) * | 1994-03-07 | 1997-02-11 | Sony Corporation | Theater sound system with upper surround channels |
| US5642423A (en) | 1995-11-22 | 1997-06-24 | Sony Corporation | Digital surround sound processor |
| US6711266B1 (en) | 1997-02-07 | 2004-03-23 | Bose Corporation | Surround sound channel encoding and decoding |
-
1999
- 1999-02-05 US US09/245,573 patent/US6760448B1/en not_active Expired - Lifetime
-
2000
- 2000-01-26 AU AU26337/00A patent/AU2633700A/en not_active Abandoned
- 2000-01-26 WO PCT/US2000/002132 patent/WO2000047018A2/en not_active Ceased
- 2000-01-26 GB GB0116164A patent/GB2363558B/en not_active Expired - Fee Related
- 2000-01-26 JP JP2000597980A patent/JP4382292B2/ja not_active Expired - Fee Related
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