SK1632000A3 - Sound radiating devices/systems - Google Patents
Sound radiating devices/systems Download PDFInfo
- Publication number
- SK1632000A3 SK1632000A3 SK163-2000A SK1632000A SK1632000A3 SK 1632000 A3 SK1632000 A3 SK 1632000A3 SK 1632000 A SK1632000 A SK 1632000A SK 1632000 A3 SK1632000 A3 SK 1632000A3
- Authority
- SK
- Slovakia
- Prior art keywords
- sound
- emitting device
- sound emitting
- acoustic transducers
- array
- Prior art date
Links
- 238000009826 distribution Methods 0.000 claims abstract description 14
- 230000005284 excitation Effects 0.000 claims description 31
- 239000011888 foil Substances 0.000 claims description 4
- 230000001788 irregular Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 239000000969 carrier Substances 0.000 description 10
- 239000012528 membrane Substances 0.000 description 10
- 238000005452 bending Methods 0.000 description 9
- 239000010408 film Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 230000005236 sound signal Effects 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 235000014101 wine Nutrition 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001465 metallisation Methods 0.000 description 3
- 101100015484 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) GPA1 gene Proteins 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005520 electrodynamics Effects 0.000 description 2
- 229920006158 high molecular weight polymer Polymers 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Health & Medical Sciences (AREA)
- Circuit For Audible Band Transducer (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Transmitters (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9716412.3A GB9716412D0 (en) | 1997-08-05 | 1997-08-05 | Sound radiating devices/systems |
| PCT/GB1998/002288 WO1999008479A1 (fr) | 1997-08-05 | 1998-07-30 | Dispositifs/systemes emettant des sons |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SK1632000A3 true SK1632000A3 (en) | 2000-09-12 |
Family
ID=10816909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SK163-2000A SK1632000A3 (en) | 1997-08-05 | 1998-07-30 | Sound radiating devices/systems |
Country Status (24)
| Country | Link |
|---|---|
| EP (1) | EP1002445A1 (fr) |
| JP (1) | JP2001513619A (fr) |
| KR (1) | KR20010022624A (fr) |
| CN (1) | CN1266604A (fr) |
| AR (1) | AR013281A1 (fr) |
| AU (1) | AU741154B2 (fr) |
| BG (1) | BG104072A (fr) |
| BR (1) | BR9811836A (fr) |
| CA (1) | CA2295724A1 (fr) |
| EA (1) | EA002176B1 (fr) |
| GB (1) | GB9716412D0 (fr) |
| HU (1) | HUP0101998A2 (fr) |
| ID (1) | ID24975A (fr) |
| IL (1) | IL133985A0 (fr) |
| MX (1) | MXPA00001277A (fr) |
| NO (1) | NO20000588L (fr) |
| NZ (1) | NZ501959A (fr) |
| PL (1) | PL338378A1 (fr) |
| SK (1) | SK1632000A3 (fr) |
| TR (1) | TR200000351T2 (fr) |
| TW (1) | TW392415B (fr) |
| WO (1) | WO1999008479A1 (fr) |
| YU (1) | YU5400A (fr) |
| ZA (1) | ZA986927B (fr) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE303051T1 (de) | 1998-06-22 | 2005-09-15 | Slab Technology Ltd | Lautsprecher |
| GB9910220D0 (en) * | 1999-04-29 | 1999-06-30 | New Transducers Ltd | Loudspeakers |
| GB9914507D0 (en) * | 1999-06-23 | 1999-08-25 | New Transducers Ltd | Acoustic device |
| US6801631B1 (en) * | 1999-10-22 | 2004-10-05 | Donald J. North | Speaker system with multiple transducers positioned in a plane for optimum acoustic radiation pattern |
| TW511391B (en) | 2000-01-24 | 2002-11-21 | New Transducers Ltd | Transducer |
| US6865277B2 (en) | 2000-01-27 | 2005-03-08 | New Transducers Limited | Passenger vehicle |
| US7151837B2 (en) | 2000-01-27 | 2006-12-19 | New Transducers Limited | Loudspeaker |
| GB0102864D0 (en) * | 2001-02-06 | 2001-03-21 | Secr Defence Brit | Panel form loudspeaker |
| GB2375453A (en) * | 2001-05-09 | 2002-11-13 | New Transducers Ltd | Driving a bending wave loudspeaker diaphragm at a plurality of locations |
| US7548854B2 (en) | 2002-01-31 | 2009-06-16 | Awi Licensing Company | Architectural sound enhancement with pre-filtered masking sound |
| US6983819B2 (en) | 2002-04-02 | 2006-01-10 | Awi Licensing Company | Entertainment sound panels |
| JP2005197896A (ja) | 2004-01-05 | 2005-07-21 | Yamaha Corp | スピーカアレイ用のオーディオ信号供給装置 |
| JP4161906B2 (ja) * | 2004-01-07 | 2008-10-08 | ヤマハ株式会社 | スピーカ装置 |
| US8284955B2 (en) | 2006-02-07 | 2012-10-09 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10158337B2 (en) | 2004-08-10 | 2018-12-18 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10848118B2 (en) | 2004-08-10 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US11431312B2 (en) | 2004-08-10 | 2022-08-30 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| JP4124182B2 (ja) * | 2004-08-27 | 2008-07-23 | ヤマハ株式会社 | アレイスピーカ装置 |
| JP4718161B2 (ja) * | 2004-11-12 | 2011-07-06 | 株式会社竹中工務店 | 騒音低減装置 |
| US10848867B2 (en) | 2006-02-07 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10069471B2 (en) | 2006-02-07 | 2018-09-04 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10701505B2 (en) | 2006-02-07 | 2020-06-30 | Bongiovi Acoustics Llc. | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
| US9615189B2 (en) | 2014-08-08 | 2017-04-04 | Bongiovi Acoustics Llc | Artificial ear apparatus and associated methods for generating a head related audio transfer function |
| US11202161B2 (en) | 2006-02-07 | 2021-12-14 | Bongiovi Acoustics Llc | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
| US7995778B2 (en) * | 2006-08-04 | 2011-08-09 | Bose Corporation | Acoustic transducer array signal processing |
| SG148061A1 (en) * | 2007-05-25 | 2008-12-31 | Sony Corp | An ultrasonic transducer array and a method for making a transducer array |
| CN104506974B (zh) * | 2007-11-21 | 2018-06-05 | 奥迪欧彼塞尔斯有限公司 | 致动器装置和致动系统 |
| US8009838B2 (en) * | 2008-02-22 | 2011-08-30 | National Taiwan University | Electrostatic loudspeaker array |
| CN103026732B (zh) | 2010-03-11 | 2015-06-03 | 奥迪欧彼塞尔斯有限公司 | 移动元件仅受静电力驱动的静电平行板致动器以及相结合使用的方法 |
| JP5845269B2 (ja) * | 2010-10-21 | 2016-01-20 | アコースティック・スリーディー・ホールディングス・リミテッド | 音響学的拡散発生器 |
| JP5944403B2 (ja) * | 2011-10-21 | 2016-07-05 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | 音響レンダリング装置および音響レンダリング方法 |
| US9264004B2 (en) | 2013-06-12 | 2016-02-16 | Bongiovi Acoustics Llc | System and method for narrow bandwidth digital signal processing |
| US9883318B2 (en) | 2013-06-12 | 2018-01-30 | Bongiovi Acoustics Llc | System and method for stereo field enhancement in two-channel audio systems |
| US9906858B2 (en) | 2013-10-22 | 2018-02-27 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10820883B2 (en) | 2014-04-16 | 2020-11-03 | Bongiovi Acoustics Llc | Noise reduction assembly for auscultation of a body |
| US10639000B2 (en) | 2014-04-16 | 2020-05-05 | Bongiovi Acoustics Llc | Device for wide-band auscultation |
| US9615813B2 (en) | 2014-04-16 | 2017-04-11 | Bongiovi Acoustics Llc. | Device for wide-band auscultation |
| US9564146B2 (en) | 2014-08-01 | 2017-02-07 | Bongiovi Acoustics Llc | System and method for digital signal processing in deep diving environment |
| JP6541122B2 (ja) * | 2015-01-23 | 2019-07-10 | 学校法人成蹊学園 | 局所音場を生成するスピーカーシステムおよび方法 |
| US9638672B2 (en) | 2015-03-06 | 2017-05-02 | Bongiovi Acoustics Llc | System and method for acquiring acoustic information from a resonating body |
| CN104792400B (zh) * | 2015-04-09 | 2018-04-20 | 中航航空电子有限公司 | 一种水听器线阵列及其布放方法 |
| US10845877B2 (en) | 2015-04-27 | 2020-11-24 | Samsung Electronics Co., Ltd. | Apparatus and method of forming localized vibration field, and method of disposing exciters |
| US9906867B2 (en) | 2015-11-16 | 2018-02-27 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| US9621994B1 (en) | 2015-11-16 | 2017-04-11 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| CA3096877A1 (fr) | 2018-04-11 | 2019-10-17 | Bongiovi Acoustics Llc | Systeme de protection de l'ouie ameliore par l'audio |
| WO2020028833A1 (fr) | 2018-08-02 | 2020-02-06 | Bongiovi Acoustics Llc | Système, procédé et appareil pour générer et traiter numériquement une fonction de transfert audio liée à la tête |
| CN110460937B (zh) * | 2019-08-23 | 2021-01-26 | 深圳市神尔科技股份有限公司 | 聚焦型扬声器 |
| EP3786631A1 (fr) | 2019-08-28 | 2021-03-03 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk Onderzoek TNO | Optimisation d'un réseau de membrane acoustique |
| KR102664499B1 (ko) * | 2023-06-29 | 2024-05-08 | 김현집 | 능동형 지향성 스피커 및 이를 사용하는 횡단보도 시스템 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5768991A (en) * | 1980-10-16 | 1982-04-27 | Pioneer Electronic Corp | Speaker system |
| JPH0541897A (ja) * | 1991-08-07 | 1993-02-19 | Pioneer Electron Corp | スピーカ装置およびその指向性制御方法 |
| JPH0662488A (ja) * | 1992-08-11 | 1994-03-04 | Pioneer Electron Corp | スピーカ装置 |
| US5517570A (en) * | 1993-12-14 | 1996-05-14 | Taylor Group Of Companies, Inc. | Sound reproducing array processor system |
| DE4343807A1 (de) * | 1993-12-22 | 1995-06-29 | Guenther Nubert Elektronic Gmb | Verfahren und Vorrichtung zum Unwandeln eines elektrischen in ein akustisches Signal |
| NL9401860A (nl) * | 1994-11-08 | 1996-06-03 | Duran Bv | Luidsprekersysteem met bestuurde richtinggevoeligheid. |
| FR2736499B1 (fr) * | 1995-07-03 | 1997-09-12 | France Telecom | Procede de diffusion d'un son avec une directivite donnee |
-
1997
- 1997-08-05 GB GBGB9716412.3A patent/GB9716412D0/en active Pending
-
1998
- 1998-07-30 CA CA002295724A patent/CA2295724A1/fr not_active Abandoned
- 1998-07-30 JP JP2000506798A patent/JP2001513619A/ja active Pending
- 1998-07-30 ID IDW20000059A patent/ID24975A/id unknown
- 1998-07-30 HU HU0101998A patent/HUP0101998A2/hu unknown
- 1998-07-30 IL IL13398598A patent/IL133985A0/xx unknown
- 1998-07-30 EP EP98936555A patent/EP1002445A1/fr not_active Withdrawn
- 1998-07-30 NZ NZ501959A patent/NZ501959A/xx unknown
- 1998-07-30 SK SK163-2000A patent/SK1632000A3/sk unknown
- 1998-07-30 TR TR2000/00351T patent/TR200000351T2/xx unknown
- 1998-07-30 WO PCT/GB1998/002288 patent/WO1999008479A1/fr not_active Application Discontinuation
- 1998-07-30 BR BR9811836-6A patent/BR9811836A/pt not_active IP Right Cessation
- 1998-07-30 CN CN98807982A patent/CN1266604A/zh active Pending
- 1998-07-30 KR KR1020007001218A patent/KR20010022624A/ko not_active Withdrawn
- 1998-07-30 AU AU85519/98A patent/AU741154B2/en not_active Ceased
- 1998-07-30 YU YU5400A patent/YU5400A/sh unknown
- 1998-07-30 PL PL98338378A patent/PL338378A1/xx unknown
- 1998-07-30 EA EA200000195A patent/EA002176B1/ru not_active IP Right Cessation
- 1998-07-30 MX MXPA00001277A patent/MXPA00001277A/es unknown
- 1998-07-31 TW TW087112629A patent/TW392415B/zh not_active IP Right Cessation
- 1998-08-03 ZA ZA986927A patent/ZA986927B/xx unknown
- 1998-08-04 AR ARP980103849A patent/AR013281A1/es unknown
-
2000
- 2000-01-12 BG BG104072A patent/BG104072A/bg unknown
- 2000-02-04 NO NO20000588A patent/NO20000588L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1002445A1 (fr) | 2000-05-24 |
| AR013281A1 (es) | 2000-12-13 |
| HUP0101998A2 (hu) | 2001-09-28 |
| CA2295724A1 (fr) | 1999-02-18 |
| WO1999008479A1 (fr) | 1999-02-18 |
| KR20010022624A (ko) | 2001-03-26 |
| EA200000195A1 (ru) | 2000-10-30 |
| PL338378A1 (en) | 2000-10-23 |
| AU741154B2 (en) | 2001-11-22 |
| NO20000588D0 (no) | 2000-02-04 |
| EA002176B1 (ru) | 2002-02-28 |
| MXPA00001277A (es) | 2004-04-05 |
| JP2001513619A (ja) | 2001-09-04 |
| YU5400A (sh) | 2002-03-18 |
| TW392415B (en) | 2000-06-01 |
| NO20000588L (no) | 2000-02-04 |
| NZ501959A (en) | 2000-11-24 |
| TR200000351T2 (tr) | 2000-05-22 |
| CN1266604A (zh) | 2000-09-13 |
| BG104072A (bg) | 2000-08-31 |
| IL133985A0 (en) | 2001-04-30 |
| BR9811836A (pt) | 2000-08-15 |
| ZA986927B (en) | 1999-02-08 |
| AU8551998A (en) | 1999-03-01 |
| GB9716412D0 (en) | 1997-10-08 |
| ID24975A (id) | 2000-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SK1632000A3 (en) | Sound radiating devices/systems | |
| KR100922910B1 (ko) | 사운드 필드를 생성하는 방법 및 장치 | |
| US8781136B2 (en) | Loudspeaker array system | |
| CN110692256A (zh) | 扬声器阵列系统 | |
| EP2123106B1 (fr) | Équipement de haut-parleur pour injecter des ondes acoustiques dans un hémisphère | |
| US4596034A (en) | Sound reproduction system and method | |
| US6834113B1 (en) | Loudspeaker system | |
| CA2429841A1 (fr) | Systeme de reproduction de sons | |
| WO2006129760A1 (fr) | Dispositif de haut-parleur de zone | |
| US20160157010A1 (en) | Variable device for directing sound wavefronts | |
| US8249268B2 (en) | Woofer-less and enclosure-less loudspeaker system | |
| CN102438190A (zh) | 一种辐射角灵活可调的扬声器组及设置方法 | |
| JPS61253996A (ja) | パラメトリツクスピ−カ | |
| WO2007127781A2 (fr) | Procédé et système de formation de faisceaux de sons d'ambiophonie au moyen de pilotes déplacés verticalement | |
| WO2000067524A2 (fr) | Haut-parleurs | |
| CN100521817C (zh) | 利用二次剩余序列设置扬声器阵列的方法及装置 | |
| WO2004002190A1 (fr) | Enceinte de haut-parleur grave a directivite configurable | |
| CZ2000373A3 (cs) | Zařízení k vyzařování zvuku | |
| US20100124342A1 (en) | Forced acoustic dipole and forced acoustic multipole array using the same | |
| JP2003143694A (ja) | 圧電フィルムスピーカ | |
| Faller | Compact Stereo Loudspeakers with Dipole Processing | |
| US20100061574A1 (en) | Audio system and sound field controller | |
| CN117337581A (zh) | 用于产生声场的音频设备和方法 | |
| JPH03216097A (ja) | スピーカシステム | |
| EP1802163A1 (fr) | Système de hauts-parleurs |