CA2330960C - Matrix-encoded surround-sound channels in a discrete digital sound format - Google Patents
Matrix-encoded surround-sound channels in a discrete digital sound format Download PDFInfo
- Publication number
- CA2330960C CA2330960C CA002330960A CA2330960A CA2330960C CA 2330960 C CA2330960 C CA 2330960C CA 002330960 A CA002330960 A CA 002330960A CA 2330960 A CA2330960 A CA 2330960A CA 2330960 C CA2330960 C CA 2330960C
- Authority
- CA
- Canada
- Prior art keywords
- surround
- channels
- sound
- sound channels
- matrix
- 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
- 239000011159 matrix material Substances 0.000 claims abstract description 100
- 230000003287 optical effect Effects 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 31
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 230000004044 response Effects 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 description 7
- 238000006722 reduction reaction Methods 0.000 description 7
- 230000002146 bilateral effect Effects 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003090 exacerbative effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000005236 sound signal 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)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Stereophonic System (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/072,707 US6624873B1 (en) | 1998-05-05 | 1998-05-05 | Matrix-encoded surround-sound channels in a discrete digital sound format |
| US09/072,707 | 1998-05-05 | ||
| PCT/US1999/009468 WO1999057941A1 (en) | 1998-05-05 | 1999-04-30 | Matrix-encoded surround-sound channels in a discrete digital sound format |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2330960A1 CA2330960A1 (en) | 1999-11-11 |
| CA2330960C true CA2330960C (en) | 2007-09-25 |
Family
ID=22109279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002330960A Expired - Lifetime CA2330960C (en) | 1998-05-05 | 1999-04-30 | Matrix-encoded surround-sound channels in a discrete digital sound format |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6624873B1 (https=) |
| EP (1) | EP1077016B1 (https=) |
| JP (1) | JP4424849B2 (https=) |
| AR (1) | AR014987A1 (https=) |
| AT (1) | ATE454018T1 (https=) |
| AU (1) | AU3874499A (https=) |
| CA (1) | CA2330960C (https=) |
| DE (1) | DE69941870D1 (https=) |
| DK (1) | DK1077016T3 (https=) |
| ES (1) | ES2338391T3 (https=) |
| WO (1) | WO1999057941A1 (https=) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7212872B1 (en) * | 2000-05-10 | 2007-05-01 | Dts, Inc. | Discrete multichannel audio with a backward compatible mix |
| AUPQ942400A0 (en) * | 2000-08-15 | 2000-09-07 | Lake Technology Limited | Cinema audio processing system |
| US7451006B2 (en) * | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
| US7447321B2 (en) | 2001-05-07 | 2008-11-04 | Harman International Industries, Incorporated | Sound processing system for configuration of audio signals in a vehicle |
| US6804565B2 (en) | 2001-05-07 | 2004-10-12 | Harman International Industries, Incorporated | Data-driven software architecture for digital sound processing and equalization |
| AU2003265935A1 (en) * | 2002-05-03 | 2003-11-17 | Harman International Industries, Incorporated | Sound detection and localization system |
| US7391869B2 (en) * | 2002-05-03 | 2008-06-24 | Harman International Industries, Incorporated | Base management systems |
| US7451093B2 (en) * | 2004-04-29 | 2008-11-11 | Srs Labs, Inc. | Systems and methods of remotely enabling sound enhancement techniques |
| US7106411B2 (en) * | 2004-05-05 | 2006-09-12 | Imax Corporation | Conversion of cinema theatre to a super cinema theatre |
| US7283634B2 (en) * | 2004-08-31 | 2007-10-16 | Dts, Inc. | Method of mixing audio channels using correlated outputs |
| CA2610430C (en) * | 2005-06-03 | 2016-02-23 | Dolby Laboratories Licensing Corporation | Channel reconfiguration with side information |
| JP4479631B2 (ja) * | 2005-09-07 | 2010-06-09 | ヤマハ株式会社 | オーディオシステム及びオーディオ装置 |
| US8050434B1 (en) | 2006-12-21 | 2011-11-01 | Srs Labs, Inc. | Multi-channel audio enhancement system |
| EP2232700B1 (en) | 2007-12-21 | 2014-08-13 | Dts Llc | System for adjusting perceived loudness of audio signals |
| TWI424755B (zh) * | 2008-01-11 | 2014-01-21 | Dolby Lab Licensing Corp | 矩陣解碼器 |
| KR101461685B1 (ko) * | 2008-03-31 | 2014-11-19 | 한국전자통신연구원 | 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치 |
| 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 |
| KR102185941B1 (ko) | 2011-07-01 | 2020-12-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 적응형 오디오 신호 생성， 코딩 및 렌더링을 위한 시스템 및 방법 |
| WO2013032822A2 (en) | 2011-08-26 | 2013-03-07 | 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 |
| US9330039B2 (en) * | 2012-12-26 | 2016-05-03 | Intel Corporation | Crosstalk aware encoding for a data bus |
| US9632961B2 (en) | 2012-12-26 | 2017-04-25 | Intel Corporation | Crosstalk aware decoding for a data bus |
| US10078612B2 (en) * | 2014-07-28 | 2018-09-18 | Intel Corporation | Mode selective balanced encoded interconnect |
| US10488936B2 (en) | 2014-09-30 | 2019-11-26 | Apple Inc. | Motion and gesture input from a wearable device |
| WO2017091754A1 (en) | 2015-11-25 | 2017-06-01 | Thomas Mitchell Dair | Surround sound applications and devices for vertically-oriented content |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE529308A (https=) | 1953-10-08 | |||
| GB1522135A (en) | 1974-08-29 | 1978-08-23 | Dolby Laboratories Inc | Stereophonic sound system |
| GB1522599A (en) | 1974-11-16 | 1978-08-23 | Dolby Laboratories Inc | Centre channel derivation for stereophonic cinema sound |
| US3973839A (en) | 1974-12-30 | 1976-08-10 | Mca Systems, Inc. | Special effects generation and control system for motion pictures |
| GB2006583B (en) | 1977-10-14 | 1982-04-28 | Dolby Lab Licensing Corp | Multi-channel sound systems |
| US4256389A (en) | 1978-09-27 | 1981-03-17 | Paramount Sound Systems Corporation | Method and system of controlling sound and effects devices by a film strip |
| US4306781A (en) | 1980-01-21 | 1981-12-22 | John Mosely | Multi-channel sound and data system |
| US4385814A (en) | 1980-06-25 | 1983-05-31 | Paramount Sound Systems Corporation | System for controlling distinct devices in a theater |
| US4577305A (en) | 1983-03-14 | 1986-03-18 | Dolby Laboratories Licensing Corporation | Stereophonic motion picture photographic sound-tracks compatible with different sound projection formats and record and playback apparatus therefore |
| US5046098A (en) | 1985-03-07 | 1991-09-03 | Dolby Laboratories Licensing Corporation | Variable matrix decoder with three output channels |
| US4941177A (en) | 1985-03-07 | 1990-07-10 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
| US4680796A (en) | 1986-04-11 | 1987-07-14 | Kintek, Inc. | Sound encoding system |
| US5450146A (en) | 1989-05-24 | 1995-09-12 | Digital Theater Systems, L.P. | High fidelity reproduction device for cinema sound |
| US5386255A (en) | 1990-09-28 | 1995-01-31 | Digital Theater Systems, L.P. | Motion picture digital sound system and method with primary sound storage edit capability |
| US5155510A (en) | 1990-11-29 | 1992-10-13 | Digital Theater Systems Corporation | Digital sound system for motion pictures with analog sound track emulation |
| EP0520068B1 (en) | 1991-01-08 | 1996-05-15 | Dolby Laboratories Licensing Corporation | Encoder/decoder for multidimensional sound fields |
| AU657744B2 (en) | 1991-02-04 | 1995-03-23 | Dolby Laboratories Licensing Corporation | Storage medium and apparatus and method for recovering information from such medium by oversampling |
| JPH05109196A (ja) | 1991-10-14 | 1993-04-30 | Sony Corp | 記録方法 |
| US5453802A (en) | 1992-06-10 | 1995-09-26 | Sony Electronics Inc. | Method and apparatus for photographically recording digital audio and a medium having photographically recorded digital sountracks |
| US5327182A (en) | 1992-06-10 | 1994-07-05 | Sony Electronics, Inc. | Method and apparatus for reading photographically recorded digital audio soundtracks |
| US5291557A (en) | 1992-10-13 | 1994-03-01 | Dolby Laboratories Licensing Corporation | Adaptive rematrixing of matrixed audio signals |
| JPH06243467A (ja) | 1992-11-30 | 1994-09-02 | Sony Corp | 映画フィルム及びその記録装置並びに再生装置 |
| JPH06208179A (ja) | 1993-01-08 | 1994-07-26 | Sony Corp | 映画フィルム及びその再生装置 |
| JP3231884B2 (ja) | 1993-04-16 | 2001-11-26 | ソニー シネマ プロダクツ コーポレーション | 映画フィルム用音声記録装置及び映画フィルム用音声記録システム |
| US5386256A (en) | 1993-04-28 | 1995-01-31 | Sony Dynamic Digital Sound, Inc. | Printer module for recording a digital soundtrack |
| DE69428939T2 (de) | 1993-06-22 | 2002-04-04 | Deutsche Thomson-Brandt Gmbh | Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix |
| US5463424A (en) | 1993-08-03 | 1995-10-31 | Dolby Laboratories Licensing Corporation | Multi-channel transmitter/receiver system providing matrix-decoding compatible signals |
| JPH1138527A (ja) | 1993-09-24 | 1999-02-12 | Sony Corp | 映写機用デジタルサウンド信号再生装置 |
| US5617158A (en) | 1993-12-07 | 1997-04-01 | Sony Corporation | Digital sound recording on motion picture film |
| US5508761A (en) | 1993-12-07 | 1996-04-16 | Sony Corporation | Apparatus for reproducing a digital pattern from motion picture film, and the motion picture film |
| US5451942A (en) | 1994-02-04 | 1995-09-19 | Digital Theater Systems, L.P. | Method and apparatus for multiplexed encoding of digital audio information onto a digital audio storage medium |
| US5802181A (en) * | 1994-03-07 | 1998-09-01 | Sony Corporation | Theater sound system with upper surround channels |
| DE4409368A1 (de) | 1994-03-18 | 1995-09-21 | Fraunhofer Ges Forschung | Verfahren zum Codieren mehrerer Audiosignale |
| JPH07270945A (ja) | 1994-03-31 | 1995-10-20 | Sony Corp | 映画フィルムのデータ記録装置 |
| JP3277679B2 (ja) | 1994-04-15 | 2002-04-22 | ソニー株式会社 | 高能率符号化方法と高能率符号化装置及び高能率復号化方法と高能率復号化装置 |
| US5638343A (en) | 1995-07-13 | 1997-06-10 | Sony Corporation | Method and apparatus for re-recording multi-track sound recordings for dual-channel playbacK |
| US5639585A (en) | 1995-08-31 | 1997-06-17 | Sony Corporation | System for photographically recording digital data and analog soundtrack, and medium having digital data and analog soundtrack recorded thereon |
| US5798818A (en) * | 1995-10-17 | 1998-08-25 | Sony Corporation | Configurable cinema sound system |
| US5796844A (en) * | 1996-07-19 | 1998-08-18 | Lexicon | Multichannel active matrix sound reproduction with maximum lateral separation |
| AU5109899A (en) | 1998-07-17 | 2000-02-07 | Lucasfilm Ltd. | Multi-channel audio surround system |
-
1998
- 1998-05-05 US US09/072,707 patent/US6624873B1/en not_active Expired - Lifetime
-
1999
- 1999-04-15 AR ARP990101746A patent/AR014987A1/es unknown
- 1999-04-30 ES ES99921562T patent/ES2338391T3/es not_active Expired - Lifetime
- 1999-04-30 JP JP2000547817A patent/JP4424849B2/ja not_active Expired - Lifetime
- 1999-04-30 CA CA002330960A patent/CA2330960C/en not_active Expired - Lifetime
- 1999-04-30 AT AT99921562T patent/ATE454018T1/de active
- 1999-04-30 DE DE69941870T patent/DE69941870D1/de not_active Expired - Lifetime
- 1999-04-30 DK DK99921562.7T patent/DK1077016T3/da active
- 1999-04-30 WO PCT/US1999/009468 patent/WO1999057941A1/en not_active Ceased
- 1999-04-30 EP EP99921562A patent/EP1077016B1/en not_active Expired - Lifetime
- 1999-04-30 AU AU38744/99A patent/AU3874499A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999057941A1 (en) | 1999-11-11 |
| EP1077016A1 (en) | 2001-02-21 |
| DE69941870D1 (de) | 2010-02-11 |
| ATE454018T1 (de) | 2010-01-15 |
| JP4424849B2 (ja) | 2010-03-03 |
| EP1077016B1 (en) | 2009-12-30 |
| ES2338391T3 (es) | 2010-05-06 |
| CA2330960A1 (en) | 1999-11-11 |
| AR014987A1 (es) | 2001-04-11 |
| JP2002514827A (ja) | 2002-05-21 |
| AU3874499A (en) | 1999-11-23 |
| US6624873B1 (en) | 2003-09-23 |
| DK1077016T3 (da) | 2010-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2330960C (en) | Matrix-encoded surround-sound channels in a discrete digital sound format | |
| US7212872B1 (en) | Discrete multichannel audio with a backward compatible mix | |
| US6760448B1 (en) | Compatible matrix-encoded surround-sound channels in a discrete digital sound format | |
| Gerzon | Surround-sound psychoacoustics | |
| AU2001259641A1 (en) | Discrete multichannel audio with a backward compatible mix | |
| US5261005A (en) | Sound field control device | |
| JPS5814799B2 (ja) | ステレオオンサイセイホウホウオヨビソウチ | |
| US4306781A (en) | Multi-channel sound and data system | |
| EP1844626A2 (en) | Ambient and direct surround sound system | |
| Elen | Ambisonics: The surround alternative | |
| CA1100881A (en) | Sound system apparatus and format | |
| EP0119101B1 (en) | Improvements in stereophonic motion picture photographic sound-tracks and apparatus for recording and playing back photographic sound tracks | |
| JPH11176101A (ja) | 疑似多チャンネルステレオ再生装置 | |
| WO2000004744A1 (en) | Multi-channel audio surround system | |
| Griesinger | Surround: The current technological situation | |
| Eargle | Multichannel Stereo | |
| RU2779295C2 (ru) | Обработка монофонического сигнала в декодере 3d-аудио, предоставляющая бинауральный информационный материал | |
| HK1055056B (en) | Discrete multichannel audio with a backward compatible mix | |
| JP2003244798A (ja) | ステレオ信号処理装置 | |
| Robjohns | You are surrounded | |
| GB2094537A (en) | Multi channel sound/data track layout | |
| Scott | From One to Many: A Short History of 20th Century Multichannel Cinema Sound | |
| Gray | Audio For Digital Cinema | |
| JPS61132950A (ja) | 映画用フイルム | |
| ES8608206A1 (es) | Perfeccionamientos en los sistemas de reproduccion sonora ensalas publicas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20190430 |