DE69525163T2 - Tonaufnahme- und wiedergabesysteme - Google Patents
Tonaufnahme- und wiedergabesystemeInfo
- Publication number
- DE69525163T2 DE69525163T2 DE69525163T DE69525163T DE69525163T2 DE 69525163 T2 DE69525163 T2 DE 69525163T2 DE 69525163 T DE69525163 T DE 69525163T DE 69525163 T DE69525163 T DE 69525163T DE 69525163 T2 DE69525163 T2 DE 69525163T2
- Authority
- DE
- Germany
- Prior art keywords
- listener
- signals
- loudspeakers
- filters
- 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
- 238000000034 method Methods 0.000 claims description 109
- 239000011159 matrix material Substances 0.000 claims description 71
- 230000006870 function Effects 0.000 claims description 55
- 238000013461 design Methods 0.000 claims description 43
- 210000005069 ears Anatomy 0.000 claims description 38
- 238000012546 transfer Methods 0.000 claims description 38
- 238000012545 processing Methods 0.000 claims description 24
- 238000005259 measurement Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000033228 biological regulation Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 1
- 230000017105 transposition Effects 0.000 claims 1
- 238000002474 experimental method Methods 0.000 description 51
- 238000012360 testing method Methods 0.000 description 16
- 238000013459 approach Methods 0.000 description 14
- 230000004807 localization Effects 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 6
- 230000003111 delayed effect Effects 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 5
- 230000002441 reversible effect Effects 0.000 description 4
- 238000004422 calculation algorithm Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 101100311330 Schizosaccharomyces pombe (strain 972 / ATCC 24843) uap56 gene Proteins 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 101150018444 sub2 gene Proteins 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000000844 transformation Methods 0.000 description 2
- 101100460844 Mus musculus Nr2f6 gene Proteins 0.000 description 1
- 102100023170 Nuclear receptor subfamily 1 group D member 1 Human genes 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000001364 causal effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000004886 head movement Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940050561 matrix product Drugs 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005316 response function Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—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
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- 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
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
- H04S1/005—For headphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9417185A GB9417185D0 (en) | 1994-08-25 | 1994-08-25 | Sounds recording and reproduction systems |
| PCT/GB1995/002005 WO1996006515A1 (en) | 1994-08-25 | 1995-08-24 | Sound recording and reproduction systems |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69525163D1 DE69525163D1 (de) | 2002-03-14 |
| DE69525163T2 true DE69525163T2 (de) | 2002-08-22 |
Family
ID=10760398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69525163T Expired - Lifetime DE69525163T2 (de) | 1994-08-25 | 1995-08-24 | Tonaufnahme- und wiedergabesysteme |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5862227A (enExample) |
| EP (1) | EP0776592B1 (enExample) |
| JP (1) | JP3913775B2 (enExample) |
| AU (1) | AU3350495A (enExample) |
| DE (1) | DE69525163T2 (enExample) |
| GB (1) | GB9417185D0 (enExample) |
| WO (1) | WO1996006515A1 (enExample) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5801063A (en) * | 1995-05-09 | 1998-09-01 | Grandics; Peter | Device and process for the biospecific removal of heparin |
| GB9603236D0 (en) | 1996-02-16 | 1996-04-17 | Adaptive Audio Ltd | Sound recording and reproduction systems |
| DE69702261T2 (de) * | 1996-07-30 | 2001-01-25 | British Telecommunications P.L.C., London | Sprachkodierung |
| JP3900208B2 (ja) * | 1997-02-06 | 2007-04-04 | ソニー株式会社 | 音響再生方式および音声信号処理装置 |
| US5862228A (en) * | 1997-02-21 | 1999-01-19 | Dolby Laboratories Licensing Corporation | Audio matrix encoding |
| US6449368B1 (en) * | 1997-03-14 | 2002-09-10 | Dolby Laboratories Licensing Corporation | Multidirectional audio decoding |
| US6173061B1 (en) * | 1997-06-23 | 2001-01-09 | Harman International Industries, Inc. | Steering of monaural sources of sound using head related transfer functions |
| JP3513850B2 (ja) * | 1997-11-18 | 2004-03-31 | オンキヨー株式会社 | 音像定位処理装置および方法 |
| DE19847689B4 (de) * | 1998-10-15 | 2013-07-11 | Samsung Electronics Co., Ltd. | Vorrichtung und Verfahren zur dreidimensionalen Tonwiedergabe |
| US6574339B1 (en) * | 1998-10-20 | 2003-06-03 | Samsung Electronics Co., Ltd. | Three-dimensional sound reproducing apparatus for multiple listeners and method thereof |
| US7113609B1 (en) * | 1999-06-04 | 2006-09-26 | Zoran Corporation | Virtual multichannel speaker system |
| KR100416757B1 (ko) * | 1999-06-10 | 2004-01-31 | 삼성전자주식회사 | 위치 조절이 가능한 가상 음상을 이용한 스피커 재생용 다채널오디오 재생 장치 및 방법 |
| JP2001057699A (ja) * | 1999-06-11 | 2001-02-27 | Pioneer Electronic Corp | オーディオ装置 |
| US20030164085A1 (en) * | 2000-08-17 | 2003-09-04 | Robert Morris | Surround sound system |
| US6928168B2 (en) | 2001-01-19 | 2005-08-09 | Nokia Corporation | Transparent stereo widening algorithm for loudspeakers |
| US7457425B2 (en) * | 2001-02-09 | 2008-11-25 | Thx Ltd. | Vehicle sound system |
| US7254239B2 (en) | 2001-02-09 | 2007-08-07 | Thx Ltd. | Sound system and method of sound reproduction |
| US7433483B2 (en) * | 2001-02-09 | 2008-10-07 | Thx Ltd. | Narrow profile speaker configurations and systems |
| TWI230024B (en) * | 2001-12-18 | 2005-03-21 | Dolby Lab Licensing Corp | Method and audio apparatus for improving spatial perception of multiple sound channels when reproduced by two loudspeakers |
| US7116788B1 (en) | 2002-01-17 | 2006-10-03 | Conexant Systems, Inc. | Efficient head related transfer function filter generation |
| EP1370115B1 (en) * | 2002-06-07 | 2009-07-15 | Panasonic Corporation | Sound image control system |
| FI118370B (fi) * | 2002-11-22 | 2007-10-15 | Nokia Corp | Stereolaajennusverkon ulostulon ekvalisointi |
| WO2005036523A1 (en) * | 2003-10-09 | 2005-04-21 | Teac America, Inc. | Method, apparatus, and system for synthesizing an audio performance using convolution at multiple sample rates |
| JP2005198251A (ja) * | 2003-12-29 | 2005-07-21 | Korea Electronics Telecommun | 球体を用いた３次元オーディオ信号処理システム及びその方法 |
| KR100644617B1 (ko) * | 2004-06-16 | 2006-11-10 | 삼성전자주식회사 | 7.1 채널 오디오 재생 방법 및 장치 |
| FR2874757B1 (fr) * | 2004-09-02 | 2006-11-10 | Helita Soc Par Actions Simplif | Methode d'evaluation de l'etendue de la zone de protection conferee par un dispositif de capture de coup de foudre |
| EP1825713B1 (en) * | 2004-11-22 | 2012-10-17 | Bang & Olufsen A/S | A method and apparatus for multichannel upmixing and downmixing |
| KR100608024B1 (ko) * | 2004-11-26 | 2006-08-02 | 삼성전자주식회사 | 다중 채널 오디오 입력 신호를 2채널 출력으로 재생하기위한 장치 및 방법과 이를 수행하기 위한 프로그램이기록된 기록매체 |
| US8577686B2 (en) | 2005-05-26 | 2013-11-05 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
| JP4988717B2 (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 |
| JP4695197B2 (ja) * | 2006-01-19 | 2011-06-08 | エルジー エレクトロニクス インコーポレイティド | メディア信号の処理方法及び装置 |
| US8296156B2 (en) * | 2006-02-07 | 2012-10-23 | Lg Electronics, Inc. | Apparatus and method for encoding/decoding signal |
| US9215544B2 (en) * | 2006-03-09 | 2015-12-15 | Orange | Optimization of binaural sound spatialization based on multichannel encoding |
| EP1858296A1 (en) * | 2006-05-17 | 2007-11-21 | SonicEmotion AG | Method and system for producing a binaural impression using loudspeakers |
| US8036767B2 (en) * | 2006-09-20 | 2011-10-11 | Harman International Industries, Incorporated | System for extracting and changing the reverberant content of an audio input signal |
| KR101238361B1 (ko) * | 2007-10-15 | 2013-02-28 | 삼성전자주식회사 | 어레이 스피커 시스템에서 근접장 효과를 보상하는 방법 및장치 |
| US20090123523A1 (en) * | 2007-11-13 | 2009-05-14 | G. Coopersmith Llc | Pharmaceutical delivery system |
| JP5520456B2 (ja) * | 2008-06-26 | 2014-06-11 | 株式会社エー・アール・アイ | バイノーラル収音再生システム |
| US8213637B2 (en) * | 2009-05-28 | 2012-07-03 | Dirac Research Ab | Sound field control in multiple listening regions |
| ATE537667T1 (de) | 2009-05-28 | 2011-12-15 | Dirac Res Ab | Schallfeldsteuerung mit mehreren hörbereichen |
| CA2774415C (en) * | 2009-10-05 | 2017-09-05 | Harman International Industries, Incorporated | System for spatial extraction of audio signals |
| JP5535325B2 (ja) | 2009-10-05 | 2014-07-02 | ハーマン インターナショナル インダストリーズ インコーポレイテッド | オーディオチャネル補償を有するマルチチャネルオーディオシステム |
| US9107021B2 (en) * | 2010-04-30 | 2015-08-11 | Microsoft Technology Licensing, Llc | Audio spatialization using reflective room model |
| JP5514050B2 (ja) * | 2010-09-07 | 2014-06-04 | 日本放送協会 | 伝達関数調整装置、伝達関数調整プログラムおよび伝達関数調整方法 |
| CH703771A2 (de) * | 2010-09-10 | 2012-03-15 | Stormingswiss Gmbh | Vorrichtung und Verfahren zur zeitlichen Auswertung und Optimierung von stereophonen oder pseudostereophonen Signalen. |
| US9578440B2 (en) * | 2010-11-15 | 2017-02-21 | The Regents Of The University Of California | Method for controlling a speaker array to provide spatialized, localized, and binaural virtual surround sound |
| JP5787128B2 (ja) * | 2010-12-16 | 2015-09-30 | ソニー株式会社 | 音響システム、音響信号処理装置および方法、並びに、プログラム |
| TWI498014B (zh) * | 2012-07-11 | 2015-08-21 | Univ Nat Cheng Kung | 建立最佳化揚聲器聲場之方法 |
| CA2904651C (en) | 2013-03-13 | 2021-09-07 | Thx Ltd | Slim profile loudspeaker |
| EP2863654B1 (en) * | 2013-10-17 | 2018-08-01 | Oticon A/s | A method for reproducing an acoustical sound field |
| JP6135542B2 (ja) * | 2014-02-17 | 2017-05-31 | 株式会社デンソー | 立体音響装置 |
| US9749769B2 (en) | 2014-07-30 | 2017-08-29 | Sony Corporation | Method, device and system |
| JP6805416B2 (ja) * | 2014-12-03 | 2020-12-23 | エムキューエー リミテッド | オーディオ信号に対するマスタリング改善 |
| CN111131970B (zh) * | 2015-02-16 | 2023-06-02 | 华为技术有限公司 | 过滤音频信号的音频信号处理装置和方法 |
| WO2016131479A1 (en) * | 2015-02-18 | 2016-08-25 | Huawei Technologies Co., Ltd. | An audio signal processing apparatus and method for filtering an audio signal |
| TWI554943B (zh) * | 2015-08-17 | 2016-10-21 | 李鵬 | 音訊處理方法及其系統 |
| EP3297298B1 (en) * | 2016-09-19 | 2020-05-06 | A-Volute | Method for reproducing spatially distributed sounds |
| EP3704875B1 (en) * | 2017-10-30 | 2023-05-31 | Dolby Laboratories Licensing Corporation | Virtual rendering of object based audio over an arbitrary set of loudspeakers |
| JP7115353B2 (ja) | 2019-02-14 | 2022-08-09 | 株式会社Ｊｖｃケンウッド | 処理装置、処理方法、再生方法、及びプログラム |
| US12223853B2 (en) | 2022-10-05 | 2025-02-11 | Harman International Industries, Incorporated | Method and system for obtaining acoustical measurements |
| WO2025052635A1 (ja) * | 2023-09-07 | 2025-03-13 | 日本電信電話株式会社 | フィルタ情報生成装置、方法及びプログラム |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3264489B2 (ja) * | 1988-07-08 | 2002-03-11 | アダプティブ オーディオ リミテッド | 音響再生装置 |
| JPH03171900A (ja) * | 1989-11-29 | 1991-07-25 | Pioneer Electron Corp | 狭空間用音場補正装置 |
| EP0553832B1 (en) * | 1992-01-30 | 1998-07-08 | Matsushita Electric Industrial Co., Ltd. | Sound field controller |
| JP3565846B2 (ja) * | 1992-07-06 | 2004-09-15 | アダプティブ オーディオ リミテッド | 適応音響システム及び音再生システム |
| US5404406A (en) * | 1992-11-30 | 1995-04-04 | Victor Company Of Japan, Ltd. | Method for controlling localization of sound image |
| US5521981A (en) * | 1994-01-06 | 1996-05-28 | Gehring; Louis S. | Sound positioner |
-
1994
- 1994-08-25 GB GB9417185A patent/GB9417185D0/en active Pending
-
1995
- 1995-08-24 EP EP95929945A patent/EP0776592B1/en not_active Expired - Lifetime
- 1995-08-24 JP JP50789196A patent/JP3913775B2/ja not_active Expired - Fee Related
- 1995-08-24 AU AU33504/95A patent/AU3350495A/en not_active Abandoned
- 1995-08-24 DE DE69525163T patent/DE69525163T2/de not_active Expired - Lifetime
- 1995-08-24 US US08/793,542 patent/US5862227A/en not_active Expired - Fee Related
- 1995-08-24 WO PCT/GB1995/002005 patent/WO1996006515A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE69525163D1 (de) | 2002-03-14 |
| JP3913775B2 (ja) | 2007-05-09 |
| EP0776592A1 (en) | 1997-06-04 |
| GB9417185D0 (en) | 1994-10-12 |
| AU3350495A (en) | 1996-03-14 |
| JPH10509565A (ja) | 1998-09-14 |
| EP0776592B1 (en) | 2002-01-23 |
| US5862227A (en) | 1999-01-19 |
| WO1996006515A1 (en) | 1996-02-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |