AR019019A1 - ACOUSTIC DEVICE, SPEAKER AND METHOD FOR MODIFICATION OF MODAL BEHAVIOR - Google Patents
ACOUSTIC DEVICE, SPEAKER AND METHOD FOR MODIFICATION OF MODAL BEHAVIORInfo
- Publication number
- AR019019A1 AR019019A1 ARP990101546A ARP990101546A AR019019A1 AR 019019 A1 AR019019 A1 AR 019019A1 AR P990101546 A ARP990101546 A AR P990101546A AR P990101546 A ARP990101546 A AR P990101546A AR 019019 A1 AR019019 A1 AR 019019A1
- Authority
- AR
- Argentina
- Prior art keywords
- screen
- resonant
- acoustic
- cavity
- modal behavior
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000012986 modification Methods 0.000 title 1
- 230000004048 modification Effects 0.000 title 1
- 230000005855 radiation Effects 0.000 abstract 2
- 238000005452 bending Methods 0.000 abstract 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
Landscapes
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Otolaryngology (AREA)
- Health & Medical Sciences (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
De un aspecto de la presente se prevee un dispositivo acustico, por ej., un altavoz que comprende una pantalla de radiacion acustica multimodo resonanteque tiene caras opuestas, un excitador de vibracion disenado para generar vibraciones de onda de curvado a la pantalla resonante para producir una salidaacustica medios que definen una cavidad que contiene al menos una parte de una cara de la pantalla y dispuestos para contener la radiacion acustica de dichaparte de la cara de la pantalla, siendola cavidad tal que modifica el comportamiento modal de la pantalla. De otro aspecto de la presente se prevee un métodopara modificar el comportamiento modal de un dispositivo acustico de pantalla resonante, que comprende disponer la pantalla resonante muy cerca de unasuperficie perimetral para definir una cavidad resonante entre las mismas.From one aspect of the present, an acoustic device is provided, eg, a loudspeaker comprising a resonant multimode acoustic radiation screen that has opposite faces, a vibration exciter designed to generate bending wave vibrations to the resonant screen to produce a acoustic output means defining a cavity that contains at least a part of a face of the screen and arranged to contain the acoustic radiation of said part of the face of the screen, the cavity being such that it modifies the modal behavior of the screen. Another aspect of the present is provided for a method to modify the modal behavior of a resonant acoustic screen device, which comprises arranging the resonant screen very close to a perimeter surface to define a resonant cavity between them.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9807316.6A GB9807316D0 (en) | 1998-04-07 | 1998-04-07 | Loudspeaker |
Publications (1)
Publication Number | Publication Date |
---|---|
AR019019A1 true AR019019A1 (en) | 2001-12-26 |
Family
ID=10829902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP990101546A AR019019A1 (en) | 1998-04-07 | 1999-04-06 | ACOUSTIC DEVICE, SPEAKER AND METHOD FOR MODIFICATION OF MODAL BEHAVIOR |
Country Status (25)
Country | Link |
---|---|
EP (1) | EP1070437B1 (en) |
JP (1) | JP2002511681A (en) |
KR (1) | KR20010042491A (en) |
CN (1) | CN100417304C (en) |
AR (1) | AR019019A1 (en) |
AT (1) | ATE334567T1 (en) |
AU (1) | AU3340099A (en) |
BG (1) | BG104811A (en) |
BR (1) | BR9909496A (en) |
CA (1) | CA2326193A1 (en) |
DE (1) | DE69932507T2 (en) |
EA (1) | EA200001038A1 (en) |
GB (1) | GB9807316D0 (en) |
HK (1) | HK1030327A1 (en) |
HU (1) | HUP0103916A3 (en) |
ID (1) | ID27518A (en) |
IL (1) | IL138310A0 (en) |
NO (1) | NO20005056L (en) |
NZ (1) | NZ506732A (en) |
PL (1) | PL343440A1 (en) |
SK (1) | SK14932000A3 (en) |
TR (1) | TR200002920T2 (en) |
TW (1) | TW462201B (en) |
WO (1) | WO1999052322A1 (en) |
ZA (1) | ZA200004675B (en) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0114501D0 (en) * | 2001-06-14 | 2001-08-08 | New Transducers Ltd | Mobile telephone |
EP1410680B1 (en) | 2001-07-13 | 2010-12-15 | Harman Becker Automotive Systems GmbH | Planar loudspeaker |
US11431312B2 (en) | 2004-08-10 | 2022-08-30 | 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 |
US10158337B2 (en) | 2004-08-10 | 2018-12-18 | Bongiovi Acoustics Llc | System and method for digital signal processing |
US8284955B2 (en) | 2006-02-07 | 2012-10-09 | Bongiovi Acoustics Llc | System and method for digital signal processing |
JP4072542B2 (en) * | 2005-03-14 | 2008-04-09 | Necアクセステクニカ株式会社 | Speaker integrated display |
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 |
US10848867B2 (en) | 2006-02-07 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
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 |
US10069471B2 (en) | 2006-02-07 | 2018-09-04 | Bongiovi Acoustics Llc | System and method for digital signal processing |
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 |
JP2010206557A (en) * | 2009-03-04 | 2010-09-16 | Panasonic Corp | Building material |
KR101496911B1 (en) * | 2009-03-23 | 2015-02-27 | 삼성전자 주식회사 | Sound test system and method for testing the same |
CN102711029A (en) * | 2012-01-09 | 2012-10-03 | 瑞声声学科技(深圳)有限公司 | Testing method of intrinsic noise voltage of microphone and testing device of testing method |
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 |
US10639000B2 (en) | 2014-04-16 | 2020-05-05 | Bongiovi Acoustics Llc | Device for wide-band auscultation |
US10820883B2 (en) | 2014-04-16 | 2020-11-03 | Bongiovi Acoustics Llc | Noise reduction assembly for auscultation of a body |
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 |
US9638672B2 (en) | 2015-03-06 | 2017-05-02 | Bongiovi Acoustics Llc | System and method for acquiring acoustic information from a resonating body |
US9621994B1 (en) | 2015-11-16 | 2017-04-11 | Bongiovi Acoustics Llc | Surface acoustic transducer |
WO2017087495A1 (en) | 2015-11-16 | 2017-05-26 | Bongiovi Acoustics Llc | Surface acoustic transducer |
US10237656B2 (en) | 2016-03-28 | 2019-03-19 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
KR102663406B1 (en) | 2016-04-04 | 2024-05-14 | 엘지디스플레이 주식회사 | Sound generation actuator of panel vibration type and double faced display device with the same |
KR20170114471A (en) | 2016-04-05 | 2017-10-16 | 엘지디스플레이 주식회사 | Organic light emitting display device |
KR101704517B1 (en) | 2016-03-28 | 2017-02-09 | 엘지디스플레이 주식회사 | Display device for generating sound by panel vibration type |
AU2019252524A1 (en) | 2018-04-11 | 2020-11-05 | Bongiovi Acoustics Llc | Audio enhanced hearing protection system |
WO2020028833A1 (en) | 2018-08-02 | 2020-02-06 | Bongiovi Acoustics Llc | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
US20200388265A1 (en) * | 2019-06-10 | 2020-12-10 | Toyota Motor Engineering & Manufacturing North America, Inc. | Sound isolation device |
KR102215716B1 (en) * | 2019-10-21 | 2021-02-18 | 삼원액트 주식회사 | Panel with sound reproduction |
AT525365B1 (en) * | 2022-05-25 | 2023-03-15 | Cale3D Prime Gmbh | Electroacoustic Transducer |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4914750A (en) * | 1987-07-13 | 1990-04-03 | Avm Hess, Inc. | Sound transducer |
UA51671C2 (en) * | 1995-09-02 | 2002-12-16 | Нью Транзд'Юсез Лімітед | Acoustic device |
DE69602101T2 (en) * | 1995-09-02 | 1999-09-16 | New Transducers Ltd | INERTIAL VIBRATOR |
EA000858B1 (en) * | 1995-09-02 | 2000-06-26 | Нью Трэнсдьюсерз Лимитед | Inertial vibration transducers |
-
1998
- 1998-04-07 GB GBGB9807316.6A patent/GB9807316D0/en not_active Ceased
-
1999
- 1999-04-06 CN CNB998047651A patent/CN100417304C/en not_active Expired - Fee Related
- 1999-04-06 JP JP2000542951A patent/JP2002511681A/en not_active Abandoned
- 1999-04-06 DE DE69932507T patent/DE69932507T2/en not_active Expired - Lifetime
- 1999-04-06 SK SK1493-2000A patent/SK14932000A3/en unknown
- 1999-04-06 IL IL13831099A patent/IL138310A0/en unknown
- 1999-04-06 TR TR2000/02920T patent/TR200002920T2/en unknown
- 1999-04-06 AR ARP990101546A patent/AR019019A1/en unknown
- 1999-04-06 HU HU0103916A patent/HUP0103916A3/en unknown
- 1999-04-06 ID IDW20001944A patent/ID27518A/en unknown
- 1999-04-06 KR KR1020007011113A patent/KR20010042491A/en not_active Application Discontinuation
- 1999-04-06 AT AT99914672T patent/ATE334567T1/en not_active IP Right Cessation
- 1999-04-06 PL PL99343440A patent/PL343440A1/en unknown
- 1999-04-06 AU AU33400/99A patent/AU3340099A/en not_active Abandoned
- 1999-04-06 BR BR9909496-7A patent/BR9909496A/en not_active Application Discontinuation
- 1999-04-06 EA EA200001038A patent/EA200001038A1/en unknown
- 1999-04-06 WO PCT/GB1999/001048 patent/WO1999052322A1/en active IP Right Grant
- 1999-04-06 NZ NZ506732A patent/NZ506732A/en unknown
- 1999-04-06 CA CA002326193A patent/CA2326193A1/en not_active Abandoned
- 1999-04-06 EP EP99914672A patent/EP1070437B1/en not_active Expired - Lifetime
- 1999-04-12 TW TW088105770A patent/TW462201B/en not_active IP Right Cessation
-
2000
- 2000-09-06 ZA ZA200004675A patent/ZA200004675B/en unknown
- 2000-09-29 BG BG104811A patent/BG104811A/en unknown
- 2000-10-06 NO NO20005056A patent/NO20005056L/en not_active Application Discontinuation
-
2001
- 2001-02-14 HK HK01101083A patent/HK1030327A1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU3340099A (en) | 1999-10-25 |
NZ506732A (en) | 2002-11-26 |
TW462201B (en) | 2001-11-01 |
PL343440A1 (en) | 2001-08-13 |
GB9807316D0 (en) | 1998-06-03 |
EA200001038A1 (en) | 2001-04-23 |
CN100417304C (en) | 2008-09-03 |
ATE334567T1 (en) | 2006-08-15 |
NO20005056L (en) | 2000-12-06 |
CN1296719A (en) | 2001-05-23 |
CA2326193A1 (en) | 1999-10-14 |
SK14932000A3 (en) | 2001-05-10 |
NO20005056D0 (en) | 2000-10-06 |
IL138310A0 (en) | 2001-10-31 |
TR200002920T2 (en) | 2000-12-21 |
ZA200004675B (en) | 2002-02-27 |
KR20010042491A (en) | 2001-05-25 |
BG104811A (en) | 2001-07-31 |
HK1030327A1 (en) | 2001-04-27 |
EP1070437B1 (en) | 2006-07-26 |
EP1070437A1 (en) | 2001-01-24 |
JP2002511681A (en) | 2002-04-16 |
WO1999052322A1 (en) | 1999-10-14 |
BR9909496A (en) | 2000-12-12 |
DE69932507D1 (en) | 2006-09-07 |
DE69932507T2 (en) | 2007-07-19 |
ID27518A (en) | 2001-04-12 |
HUP0103916A2 (en) | 2002-03-28 |
HUP0103916A3 (en) | 2002-12-28 |
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