CA2437764C - Audio channel translation - Google Patents
Audio channel translation Download PDFInfo
- Publication number
- CA2437764C CA2437764C CA2437764A CA2437764A CA2437764C CA 2437764 C CA2437764 C CA 2437764C CA 2437764 A CA2437764 A CA 2437764A CA 2437764 A CA2437764 A CA 2437764A CA 2437764 C CA2437764 C CA 2437764C
- Authority
- CA
- Canada
- Prior art keywords
- channels
- channel
- decoding
- output
- signal
- 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
- 238000013519 translation Methods 0.000 title description 18
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000011159 matrix material Substances 0.000 claims description 41
- 230000006870 function Effects 0.000 claims description 29
- 230000004044 response Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 abstract description 12
- 238000012545 processing Methods 0.000 description 18
- 230000000875 corresponding effect Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 238000004364 calculation method Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 9
- 230000004807 localization Effects 0.000 description 9
- 238000009499 grossing Methods 0.000 description 8
- 238000000605 extraction Methods 0.000 description 7
- 241000566613 Cardinalis Species 0.000 description 6
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- 238000013459 approach Methods 0.000 description 4
- 230000002596 correlated effect Effects 0.000 description 4
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- 238000013461 design Methods 0.000 description 2
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- 238000013507 mapping Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000002853 ongoing effect Effects 0.000 description 2
- 238000004091 panning Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
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- 210000000860 cochlear nerve Anatomy 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
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Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Cosmetics (AREA)
- Electrically Operated Instructional Devices (AREA)
- Machine Translation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26728401P | 2001-02-07 | 2001-02-07 | |
| US60/267,284 | 2001-02-07 | ||
| PCT/US2002/003619 WO2002063925A2 (en) | 2001-02-07 | 2002-02-07 | Audio channel translation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2437764A1 CA2437764A1 (en) | 2002-08-15 |
| CA2437764C true CA2437764C (en) | 2012-04-10 |
Family
ID=23018136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2437764A Expired - Lifetime CA2437764C (en) | 2001-02-07 | 2002-02-07 | Audio channel translation |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP1410686B1 (https=) |
| JP (1) | JP2004526355A (https=) |
| KR (1) | KR100904985B1 (https=) |
| CN (1) | CN1275498C (https=) |
| AT (1) | ATE390823T1 (https=) |
| AU (1) | AU2002251896B2 (https=) |
| CA (1) | CA2437764C (https=) |
| DE (1) | DE60225806T2 (https=) |
| MX (1) | MXPA03007064A (https=) |
| WO (1) | WO2002063925A2 (https=) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7660424B2 (en) | 2001-02-07 | 2010-02-09 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
| CA2992051C (en) | 2004-03-01 | 2019-01-22 | Dolby Laboratories Licensing Corporation | Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters |
| US7551745B2 (en) * | 2003-04-24 | 2009-06-23 | Dolby Laboratories Licensing Corporation | Volume and compression control in movie theaters |
| US11294618B2 (en) | 2003-07-28 | 2022-04-05 | Sonos, Inc. | Media player system |
| US8290603B1 (en) | 2004-06-05 | 2012-10-16 | Sonos, Inc. | User interfaces for controlling and manipulating groupings in a multi-zone media system |
| US11106425B2 (en) | 2003-07-28 | 2021-08-31 | Sonos, Inc. | Synchronizing operations among a plurality of independently clocked digital data processing devices |
| US8020023B2 (en) | 2003-07-28 | 2011-09-13 | Sonos, Inc. | Systems and methods for synchronizing operations among a plurality of independently clocked digital data processing devices without a voltage controlled crystal oscillator |
| US11106424B2 (en) | 2003-07-28 | 2021-08-31 | Sonos, Inc. | Synchronizing operations among a plurality of independently clocked digital data processing devices |
| US8234395B2 (en) | 2003-07-28 | 2012-07-31 | Sonos, Inc. | System and method for synchronizing operations among a plurality of independently clocked digital data processing devices |
| US8086752B2 (en) | 2006-11-22 | 2011-12-27 | Sonos, Inc. | Systems and methods for synchronizing operations among a plurality of independently clocked digital data processing devices that independently source digital data |
| US10613817B2 (en) | 2003-07-28 | 2020-04-07 | Sonos, Inc. | Method and apparatus for displaying a list of tracks scheduled for playback by a synchrony group |
| US11650784B2 (en) | 2003-07-28 | 2023-05-16 | Sonos, Inc. | Adjusting volume levels |
| ITRM20030559A1 (it) * | 2003-12-03 | 2005-06-04 | Fond Scuola Di San Giorgio | Apparecchiatura per l'acquisizione e misura dei dati e |
| 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 |
| US9977561B2 (en) | 2004-04-01 | 2018-05-22 | Sonos, Inc. | Systems, methods, apparatus, and articles of manufacture to provide guest access |
| US8024055B1 (en) | 2004-05-15 | 2011-09-20 | Sonos, Inc. | Method and system for controlling amplifiers |
| US8326951B1 (en) | 2004-06-05 | 2012-12-04 | Sonos, Inc. | Establishing a secure wireless network with minimum human intervention |
| US8868698B2 (en) | 2004-06-05 | 2014-10-21 | Sonos, Inc. | Establishing a secure wireless network with minimum human intervention |
| WO2006011367A1 (ja) * | 2004-07-30 | 2006-02-02 | Matsushita Electric Industrial Co., Ltd. | オーディオ信号符号化装置および復号化装置 |
| 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 |
| JP4917039B2 (ja) * | 2004-10-28 | 2012-04-18 | ディーティーエス ワシントン，エルエルシー | 音響空間環境エンジン |
| JP4997781B2 (ja) * | 2006-02-14 | 2012-08-08 | 沖電気工業株式会社 | ミックスダウン方法およびミックスダウン装置 |
| 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 |
| US8483853B1 (en) | 2006-09-12 | 2013-07-09 | Sonos, Inc. | Controlling and manipulating groupings in a multi-zone media system |
| US9202509B2 (en) | 2006-09-12 | 2015-12-01 | Sonos, Inc. | Controlling and grouping in a multi-zone media system |
| US12167216B2 (en) | 2006-09-12 | 2024-12-10 | Sonos, Inc. | Playback device pairing |
| US8788080B1 (en) | 2006-09-12 | 2014-07-22 | Sonos, Inc. | Multi-channel pairing in a media system |
| US8290782B2 (en) * | 2008-07-24 | 2012-10-16 | Dts, Inc. | Compression of audio scale-factors by two-dimensional transformation |
| JP5520300B2 (ja) * | 2008-09-11 | 2014-06-11 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | マイクロホン信号に基づいて一組の空間手がかりを供給する装置、方法およびコンピュータ・プログラムと２チャンネルのオーディオ信号および一組の空間手がかりを供給する装置 |
| US8023660B2 (en) | 2008-09-11 | 2011-09-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal and apparatus for providing a two-channel audio signal and a set of spatial cues |
| EP2398257B1 (en) | 2008-12-18 | 2017-05-10 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
| JP5314129B2 (ja) | 2009-03-31 | 2013-10-16 | パナソニック株式会社 | 音響再生装置及び音響再生方法 |
| US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
| WO2012042905A1 (ja) | 2010-09-30 | 2012-04-05 | パナソニック株式会社 | 音響再生装置および音響再生方法 |
| US11265652B2 (en) | 2011-01-25 | 2022-03-01 | Sonos, Inc. | Playback device pairing |
| US11429343B2 (en) | 2011-01-25 | 2022-08-30 | Sonos, Inc. | Stereo playback configuration and control |
| US8938312B2 (en) | 2011-04-18 | 2015-01-20 | Sonos, Inc. | Smart line-in processing |
| US9042556B2 (en) | 2011-07-19 | 2015-05-26 | Sonos, Inc | Shaping sound responsive to speaker orientation |
| US9344292B2 (en) | 2011-12-30 | 2016-05-17 | Sonos, Inc. | Systems and methods for player setup room names |
| US9729115B2 (en) | 2012-04-27 | 2017-08-08 | Sonos, Inc. | Intelligently increasing the sound level of player |
| US9008330B2 (en) | 2012-09-28 | 2015-04-14 | Sonos, Inc. | Crossover frequency adjustments for audio speakers |
| KR102037418B1 (ko) | 2012-12-04 | 2019-10-28 | 삼성전자주식회사 | 오디오 제공 장치 및 오디오 제공 방법 |
| CN105075293B (zh) * | 2013-03-29 | 2017-10-20 | 三星电子株式会社 | 音频设备及其音频提供方法 |
| CN104424971B (zh) | 2013-09-02 | 2017-09-29 | 华为技术有限公司 | 一种音频文件播放方法及装置 |
| US9244516B2 (en) | 2013-09-30 | 2016-01-26 | Sonos, Inc. | Media playback system using standby mode in a mesh network |
| US9226073B2 (en) | 2014-02-06 | 2015-12-29 | Sonos, Inc. | Audio output balancing during synchronized playback |
| US9226087B2 (en) | 2014-02-06 | 2015-12-29 | Sonos, Inc. | Audio output balancing during synchronized playback |
| US10248376B2 (en) | 2015-06-11 | 2019-04-02 | Sonos, Inc. | Multiple groupings in a playback system |
| US10303422B1 (en) | 2016-01-05 | 2019-05-28 | Sonos, Inc. | Multiple-device setup |
| KR20190055116A (ko) * | 2016-10-04 | 2019-05-22 | 옴니오 사운드 리미티드 | 스테레오 전개 기술 |
| US10712997B2 (en) | 2016-10-17 | 2020-07-14 | Sonos, Inc. | Room association based on name |
| JP7213771B2 (ja) | 2019-07-22 | 2023-01-27 | 株式会社ディーアンドエムホールディングス | ワイヤレスオーディオシステム、ワイヤレススピーカ、およびワイヤレススピーカのグループ加入方法 |
| KR20230074234A (ko) | 2020-09-25 | 2023-05-26 | 소노스 인코포레이티드 | 재생 장치에 대한 지능적 셋업 |
| JP2024048967A (ja) * | 2022-09-28 | 2024-04-09 | パナソニックＩｐマネジメント株式会社 | 音場再現装置、音場再現方法及び音場再現システム |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3070683D1 (en) * | 1980-12-18 | 1985-06-27 | Kroy Ind Inc | Printing apparatus and tape-ribbon cartridge therefor |
| US6198827B1 (en) * | 1995-12-26 | 2001-03-06 | Rocktron Corporation | 5-2-5 Matrix system |
| JPH10174199A (ja) | 1996-12-11 | 1998-06-26 | Fujitsu Ltd | スピーカ音像制御装置 |
| US6009179A (en) | 1997-01-24 | 1999-12-28 | Sony Corporation | Method and apparatus for electronically embedding directional cues in two channels of sound |
| AUPP271598A0 (en) * | 1998-03-31 | 1998-04-23 | Lake Dsp Pty Limited | Headtracked processing for headtracked playback of audio signals |
| US6757659B1 (en) * | 1998-11-16 | 2004-06-29 | Victor Company Of Japan, Ltd. | Audio signal processing apparatus |
| EP1054575A3 (en) | 1999-05-17 | 2002-09-18 | Bose Corporation | Directional decoding |
-
2002
- 2002-02-07 WO PCT/US2002/003619 patent/WO2002063925A2/en not_active Ceased
- 2002-02-07 CN CNB028046625A patent/CN1275498C/zh not_active Expired - Lifetime
- 2002-02-07 EP EP02720929A patent/EP1410686B1/en not_active Expired - Lifetime
- 2002-02-07 CA CA2437764A patent/CA2437764C/en not_active Expired - Lifetime
- 2002-02-07 AT AT02720929T patent/ATE390823T1/de not_active IP Right Cessation
- 2002-02-07 KR KR1020037010231A patent/KR100904985B1/ko not_active Expired - Lifetime
- 2002-02-07 AU AU2002251896A patent/AU2002251896B2/en not_active Expired
- 2002-02-07 MX MXPA03007064A patent/MXPA03007064A/es active IP Right Grant
- 2002-02-07 JP JP2002563741A patent/JP2004526355A/ja active Pending
- 2002-02-07 DE DE60225806T patent/DE60225806T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AU2002251896B2 (en) | 2007-03-22 |
| DE60225806D1 (en) | 2008-05-08 |
| WO2002063925A3 (en) | 2004-02-19 |
| KR20030079980A (ko) | 2003-10-10 |
| KR100904985B1 (ko) | 2009-06-26 |
| DE60225806T2 (de) | 2009-04-30 |
| EP1410686A2 (en) | 2004-04-21 |
| WO2002063925A2 (en) | 2002-08-15 |
| ATE390823T1 (de) | 2008-04-15 |
| CA2437764A1 (en) | 2002-08-15 |
| CN1524399A (zh) | 2004-08-25 |
| AU2002251896A2 (en) | 2002-08-19 |
| EP1410686B1 (en) | 2008-03-26 |
| HK1066966A1 (en) | 2005-04-01 |
| JP2004526355A (ja) | 2004-08-26 |
| WO2002063925A8 (en) | 2004-03-25 |
| MXPA03007064A (es) | 2004-05-24 |
| CN1275498C (zh) | 2006-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20220207 |