ZA200004746B - Acoustic device relying on bending wave action. - Google Patents

Acoustic device relying on bending wave action.

Info

Publication number: ZA200004746B
Authority: ZA; South Africa
Prior art keywords: acoustic device; wave action; bending wave; device relying; relying
Prior art date: 1998-04-02

Application number

ZA200004746A

Other languages

English (en)

Inventor

Henry Azima

Original Assignee

New Transducers Ltd

Priority date (The priority date 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 date listed.)

1998-04-02

Filing date

2000-09-08

Publication date

2001-06-27

2000-09-08 Application filed by New Transducers Ltd filed Critical New Transducers Ltd

2001-06-27 Publication of ZA200004746B publication Critical patent/ZA200004746B/xx

Classifications

- 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
- 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
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- 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
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/22—Clamping rim of diaphragm or cone against seating

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Piezo-Electric Transducers For Audible Bands (AREA)
Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Respiratory Apparatuses And Protective Means (AREA)
Orthopedics, Nursing, And Contraception (AREA)
Toys (AREA)
Soundproofing, Sound Blocking, And Sound Damping (AREA)
Ultra Sonic Daignosis Equipment (AREA)

ZA200004746A 1998-04-02 2000-09-08 Acoustic device relying on bending wave action. ZA200004746B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB9806994.1A GB9806994D0 (en)	1998-04-02	1998-04-02	Acoustic device

Publications (1)

Publication Number	Publication Date
ZA200004746B true ZA200004746B (en)	2001-06-27

Family

ID=10829678

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA200004746A ZA200004746B (en)	1998-04-02	2000-09-08	Acoustic device relying on bending wave action.

Country Status (27)

Country	Link
EP (1)	EP1068770B1 (zh)
JP (1)	JP4258696B2 (zh)
KR (1)	KR20010042428A (zh)
CN (1)	CN1143593C (zh)
AR (1)	AR018832A1 (zh)
AT (1)	ATE294492T1 (zh)
AU (1)	AU746216B2 (zh)
BG (1)	BG104810A (zh)
BR (1)	BR9909901A (zh)
CA (1)	CA2326161A1 (zh)
CO (1)	CO4830489A1 (zh)
CZ (1)	CZ300065B6 (zh)
DE (1)	DE69924990T2 (zh)
EA (1)	EA003215B1 (zh)
GB (2)	GB9806994D0 (zh)
HK (1)	HK1032504A1 (zh)
HU (1)	HUP0102859A3 (zh)
ID (1)	ID27055A (zh)
IL (1)	IL138312A0 (zh)
NO (1)	NO20004921L (zh)
NZ (1)	NZ506731A (zh)
PL (1)	PL343115A1 (zh)
SK (1)	SK14552000A3 (zh)
TR (1)	TR200002878T2 (zh)
TW (1)	TW475340B (zh)
WO (1)	WO1999052324A1 (zh)
ZA (1)	ZA200004746B (zh)

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DE19922395C1 (de) *	1999-05-14	2001-01-11	Harman Audio Electronic Sys	Deckenelement
US7257971B2 (en)	2000-07-31	2007-08-21	Autronics Plastics Inc.	Case with internal lock
DE19955867A1 (de) *	1999-11-22	2001-06-21	Harman Audio Electronic Sys	Flachlautsprecheranordnung für Tieftonwiedergabe
GB0010998D0 (en) *	2000-05-08	2000-06-28	New Transducers Ltd	Acoustic device
US7155021B2 (en) *	2000-05-08	2006-12-26	Koninklijke Philips Electronics N.V.	Loudspeaker having an acoustic panel and an electrical driver
US6826285B2 (en)	2000-08-03	2004-11-30	New Transducers Limited	Bending wave loudspeaker
GB0018996D0 (en) *	2000-08-03	2000-09-20	New Transducers Ltd	Bending wave loudspeaker
DE10058102C2 (de) *	2000-11-23	2003-07-03	Harman Audio Electronic Sys	Elektrodynamischer Biegemomententreiber
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
SE523321C2 (sv) *	2002-06-20	2004-04-13	Covial Device Ab	Sätt och anordning för avkänning och indikering av akustisk emission
US8054194B2 (en)	2003-02-10	2011-11-08	Autronic Plastics, Inc.	System and method for verifying a security status of a lockable container
WO2004088071A2 (en)	2003-03-26	2004-10-14	Autronic Plastics, Inc.	Benefit denial systems for securing an asset within a container and methods of use
GB0405475D0 (en) *	2004-03-11	2004-04-21	New Transducers Ltd	Loudspeakers
DE102004028664A1 (de) *	2004-06-12	2006-01-19	Puren Gmbh	Schwingungskörper eines Lautsprechersystems
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
USD544743S1 (en)	2005-09-26	2007-06-19	Autronic Plastics, Inc.	Media storage case
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
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
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
US10069471B2 (en)	2006-02-07	2018-09-04	Bongiovi Acoustics Llc	System and method for digital signal processing
WO2014025061A1 (ja) *	2012-08-10	2014-02-13	京セラ株式会社	音響発生器、音響発生装置および電子機器
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
US9615813B2 (en)	2014-04-16	2017-04-11	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
US10639000B2 (en)	2014-04-16	2020-05-05	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
US9906867B2 (en)	2015-11-16	2018-02-27	Bongiovi Acoustics Llc	Surface acoustic transducer
GB2551723B (en)	2016-06-27	2018-11-28	Amina Tech Limited	Speaker Panel
GB2560878B (en)	2017-02-24	2021-10-27	Google Llc	A panel loudspeaker controller and a panel loudspeaker
WO2019200119A1 (en)	2018-04-11	2019-10-17	Bongiovi Acoustics Llc	Audio enhanced hearing protection system
US10959035B2 (en)	2018-08-02	2021-03-23	Bongiovi Acoustics Llc	System, method, and apparatus for generating and digitally processing a head related audio transfer function
CN117761165B (zh) *	2024-02-22	2024-05-03	中国石油大学(华东)	一种基于电磁超声阵列扭转导波的管道裂纹定位方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3247925A (en) *	1962-03-08	1966-04-26	Lord Corp	Loudspeaker
DE1132593B (de) *	1965-04-05	1962-07-05	Bolt Beranek & Newman	Akustisch wirksame Platte, insbesondere zur Ankopplung an einen elektroakustischen Wandler
EP0541646B1 (en) *	1990-08-04	1995-01-11	The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern	Panel-form loudspeaker
EA002108B1 (ru) *	1995-09-02	2001-12-24	Нью Трэнсдьюсерз Лимитед	Громкоговоритель, содержащий панелеобразный звукоизлучающий элемент
CZ58298A3 (cs) *	1995-09-02	1998-07-15	New Transducers Limited	Reproduktory opatřené panelovými akustickými vyzařovacími prvky
UA51671C2 (uk) *	1995-09-02	2002-12-16	Нью Транзд'Юсез Лімітед	Акустичний пристрій
GB9704486D0 (en) *	1997-03-04	1997-04-23	New Transducers Ltd	Acoustic devices etc
DE19757098C2 (de) *	1997-12-20	2003-01-09	Harman Audio Electronic Sys	Aufhängung für Schallwiedergabeanordnungen nach dem Biegewellenprinzip

1998
- 1998-04-02 GB GBGB9806994.1A patent/GB9806994D0/en not_active Ceased
1999
- 1999-03-30 EA EA200001016A patent/EA003215B1/ru not_active IP Right Cessation
- 1999-03-30 IL IL13831299A patent/IL138312A0/xx unknown
- 1999-03-30 DE DE69924990T patent/DE69924990T2/de not_active Expired - Lifetime
- 1999-03-30 CN CNB998046930A patent/CN1143593C/zh not_active Expired - Lifetime
- 1999-03-30 SK SK1455-2000A patent/SK14552000A3/sk unknown
- 1999-03-30 AU AU29471/99A patent/AU746216B2/en not_active Ceased
- 1999-03-30 CO CO99019187A patent/CO4830489A1/es unknown
- 1999-03-30 AT AT99910539T patent/ATE294492T1/de not_active IP Right Cessation
- 1999-03-30 CZ CZ20003591A patent/CZ300065B6/cs not_active IP Right Cessation
- 1999-03-30 EP EP99910539A patent/EP1068770B1/en not_active Expired - Lifetime
- 1999-03-30 NZ NZ506731A patent/NZ506731A/xx not_active IP Right Cessation
- 1999-03-30 BR BR9909901-2A patent/BR9909901A/pt not_active IP Right Cessation
- 1999-03-30 WO PCT/GB1999/000848 patent/WO1999052324A1/en active IP Right Grant
- 1999-03-30 CA CA002326161A patent/CA2326161A1/en not_active Abandoned
- 1999-03-30 PL PL99343115A patent/PL343115A1/xx unknown
- 1999-03-30 HU HU0102859A patent/HUP0102859A3/hu unknown
- 1999-03-30 GB GB0020986A patent/GB2350008B/en not_active Expired - Lifetime
- 1999-03-30 ID IDW20001946A patent/ID27055A/id unknown
- 1999-03-30 TR TR2000/02878T patent/TR200002878T2/xx unknown
- 1999-03-30 JP JP2000542953A patent/JP4258696B2/ja not_active Expired - Lifetime
- 1999-03-30 KR KR1020007011016A patent/KR20010042428A/ko active IP Right Grant
- 1999-03-31 AR ARP990101512A patent/AR018832A1/es not_active Application Discontinuation
- 1999-04-02 TW TW088105320A patent/TW475340B/zh not_active IP Right Cessation
2000
- 2000-09-08 ZA ZA200004746A patent/ZA200004746B/xx unknown
- 2000-09-29 BG BG104810A patent/BG104810A/bg unknown
- 2000-09-29 NO NO20004921A patent/NO20004921L/no unknown
2001
- 2001-04-24 HK HK01102906A patent/HK1032504A1/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
SK14552000A3 (sk)	2001-05-10
NZ506731A (en)	2003-02-28
DE69924990T2 (de)	2006-02-23
HUP0102859A3 (en)	2003-03-28
GB2350008B (en)	2001-05-02
CA2326161A1 (en)	1999-10-14
NO20004921L (no)	2000-11-28
HUP0102859A2 (hu)	2001-12-28
AU746216B2 (en)	2002-04-18
KR20010042428A (ko)	2001-05-25
NO20004921D0 (no)	2000-09-29
PL343115A1 (en)	2001-07-30
EA200001016A1 (ru)	2001-02-26
DE69924990D1 (de)	2005-06-02
GB0020986D0 (en)	2000-10-11
CZ300065B6 (cs)	2009-01-21
CO4830489A1 (es)	1999-08-30
ID27055A (id)	2001-02-22
JP4258696B2 (ja)	2009-04-30
TW475340B (en)	2002-02-01
CZ20003591A3 (cs)	2001-01-17
WO1999052324A1 (en)	1999-10-14
CN1296720A (zh)	2001-05-23
BR9909901A (pt)	2000-12-26
EP1068770B1 (en)	2005-04-27
JP2002511682A (ja)	2002-04-16
AU2947199A (en)	1999-10-25
IL138312A0 (en)	2001-10-31
GB2350008A (en)	2000-11-15
ATE294492T1 (de)	2005-05-15
BG104810A (bg)	2001-07-31
EP1068770A1 (en)	2001-01-17
GB9806994D0 (en)	1998-06-03
TR200002878T2 (tr)	2001-01-22
EA003215B1 (ru)	2003-02-27
AR018832A1 (es)	2001-12-12
HK1032504A1 (en)	2001-07-20
CN1143593C (zh)	2004-03-24

Publication	Publication Date	Title
ZA200004746B (en)	2001-06-27	Acoustic device relying on bending wave action.
HK1028699A1 (en)	2001-02-23	Acoustic device comprising a panel member relying on bending wave action.
ZA200004675B (en)	2002-02-27	Acoustic device.
AU2001277000A1 (en)	2002-02-05	Acoustic wave device
EP1082828A4 (en)	2006-03-15	ACOUSTIC GENERATOR WITH ONE CONTACT POINT
SG73613A1 (en)	2000-06-20	Surface acoustic wave device
SG108217A1 (en)	2005-01-28	Surface acoustic wave device
GB9812225D0 (en)	1998-08-05	Acoustic devices
HK1043253A1 (en)	2002-09-06	Adaptive array device.
HK1038837A1 (en)	2002-03-28	Surface acoustic wave device
NL1009560A1 (nl)	1999-01-08	Oppervlaktegeluidsgolfinrichting.
SG74698A1 (en)	2000-08-22	Surface acoustic wave device
EP1143613A4 (en)	2004-10-27	ELASTIC SHAFT ARRANGEMENT
EP1104952A4 (en)	2006-02-22	SURFACE ACOUSTIC WAVE DEVICE
EP1120908A4 (en)	2004-11-03	ELASTIC SHAFT ARRANGEMENT
GB2338129B (en)	2000-08-23	Surface acoustic wave device
EP1229645A4 (en)	2003-06-25	ACOUSTIC SURFACE WAVE ARRANGEMENT
IL145985A0 (en)	2002-07-25	Bending wave acoustic device
HK1041400A1 (zh)	2002-07-05	彎曲波聲學裝置
HK1040875A1 (en)	2002-06-21	Bending wave acoustic device
SG87183A1 (en)	2002-03-19	Surface acoustic wave device
EP1143612A4 (en)	2004-10-27	SURFACE ACOUSTIC WAVE PROCESSING DEVICE
GB2333196B (en)	1999-12-15	Surface acoustic wave device
ZA991008B (en)	1999-09-07	Acoustic devices.
TW390237U (en)	2000-05-11	Ultrasonic wave facing-up restriction mechanism