EP1133212A3 - Dispositif acoustiqué - Google Patents

Dispositif acoustiqué Download PDF

Info

Publication number
EP1133212A3
EP1133212A3 EP01202058A EP01202058A EP1133212A3 EP 1133212 A3 EP1133212 A3 EP 1133212A3 EP 01202058 A EP01202058 A EP 01202058A EP 01202058 A EP01202058 A EP 01202058A EP 1133212 A3 EP1133212 A3 EP 1133212A3
Authority
EP
European Patent Office
Prior art keywords
diaphragm
drive
coupling part
actuator
centre
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.)
Withdrawn
Application number
EP01202058A
Other languages
German (de)
English (en)
Other versions
EP1133212A2 (fr
Inventor
Henry Azima
Nell Harris
Martin Colloms
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NVF Tech Ltd
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.)
Filing date
Publication date
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of EP1133212A2 publication Critical patent/EP1133212A2/fr
Publication of EP1133212A3 publication Critical patent/EP1133212A3/fr
Withdrawn legal-status Critical Current

Links

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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
    • 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
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/07—Loudspeakers using bending wave resonance and pistonic motion to generate sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Seal Device For Vehicle (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
EP01202058A 1997-03-04 1998-02-27 Dispositif acoustiqué Withdrawn EP1133212A3 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9704486 1997-03-04
GBGB9704486.1A GB9704486D0 (en) 1997-03-04 1997-03-04 Acoustic devices etc
EP98907080A EP0965245B1 (fr) 1997-03-04 1998-02-27 Dispositif acoustique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP98907080A Division EP0965245B1 (fr) 1997-03-04 1998-02-27 Dispositif acoustique

Publications (2)

Publication Number Publication Date
EP1133212A2 EP1133212A2 (fr) 2001-09-12
EP1133212A3 true EP1133212A3 (fr) 2006-01-11

Family

ID=10808687

Family Applications (2)

Application Number Title Priority Date Filing Date
EP98907080A Expired - Lifetime EP0965245B1 (fr) 1997-03-04 1998-02-27 Dispositif acoustique
EP01202058A Withdrawn EP1133212A3 (fr) 1997-03-04 1998-02-27 Dispositif acoustiqué

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP98907080A Expired - Lifetime EP0965245B1 (fr) 1997-03-04 1998-02-27 Dispositif acoustique

Country Status (30)

Country Link
EP (2) EP0965245B1 (fr)
JP (1) JP2001513967A (fr)
KR (1) KR20000075889A (fr)
CN (1) CN1157999C (fr)
AR (1) AR011920A1 (fr)
AT (1) ATE231677T1 (fr)
AU (1) AU735051B2 (fr)
BG (1) BG103669A (fr)
BR (1) BR9808169A (fr)
CA (1) CA2283381A1 (fr)
CZ (1) CZ310299A3 (fr)
DE (1) DE69810905T2 (fr)
EA (1) EA002480B1 (fr)
EE (1) EE9900386A (fr)
ES (1) ES2191925T3 (fr)
GB (1) GB9704486D0 (fr)
GE (1) GEP20022748B (fr)
HK (1) HK1022398A1 (fr)
HU (1) HUP0002652A3 (fr)
ID (1) ID20143A (fr)
IL (1) IL131485A0 (fr)
NO (1) NO994288D0 (fr)
NZ (1) NZ336943A (fr)
PL (1) PL335366A1 (fr)
SK (1) SK119499A3 (fr)
TR (1) TR199902177T2 (fr)
TW (1) TW462199B (fr)
WO (1) WO1998039947A1 (fr)
YU (1) YU39599A (fr)
ZA (1) ZA981662B (fr)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9818959D0 (en) * 1998-09-02 1998-10-21 New Transducers Ltd Panelform loudspeaker
GB9806994D0 (en) * 1998-04-02 1998-06-03 New Transducers Ltd Acoustic device
GB2360665B (en) * 1998-06-22 2003-01-15 Slab Technology Ltd Loudspeakers
DE29923450U1 (de) * 1998-06-22 2000-09-28 Slab Technology Ltd, Albany, Auckland Lautsprecher
GB9903044D0 (en) * 1999-02-11 1999-03-31 New Transducers Ltd Loudspeakers
GB0029098D0 (en) * 2000-11-30 2001-01-10 New Transducers Ltd Vibration transducer
US6839444B2 (en) 2000-11-30 2005-01-04 New Transducers Limited Loudspeakers
CN100551133C (zh) * 2001-03-23 2009-10-14 新型转换器有限公司 弯曲波声音辐射器
US7120263B2 (en) 2001-03-23 2006-10-10 New Transducers Limited Bending wave acoustic radiator
US7002070B2 (en) 2001-06-22 2006-02-21 Shelley Katz Electronic piano
US7548854B2 (en) 2002-01-31 2009-06-16 Awi Licensing Company Architectural sound enhancement with pre-filtered masking sound
US7010143B2 (en) * 2002-08-22 2006-03-07 Tai-Yan Kam Rectangular panel-form loudspeaker and its radiating panel
KR101052938B1 (ko) * 2003-01-22 2011-07-29 레이어드사운드 주식회사 사운드 생성을 위한 장치 및 방법
EP1775988A1 (fr) * 2004-07-30 2007-04-18 Matsushita Electric Industrial Co., Ltd. Systeme de haut-parleurs, dispositif de terminal mobile, et dispositif electronique
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
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
JP4779526B2 (ja) * 2005-09-15 2011-09-28 日本電気株式会社 パネルスピーカ
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
US10848867B2 (en) 2006-02-07 2020-11-24 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
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
JP4793018B2 (ja) * 2006-02-20 2011-10-12 パナソニック株式会社 振動板とそれを用いたスピーカ
KR100883241B1 (ko) * 2007-01-31 2009-02-10 욘 싱 인더스트리얼 컴퍼니., 리미티드. 음향의 물리적 특성을 따르는 전대역 단일체 음향막을 갖는 음향장치
DE102007041850A1 (de) * 2007-09-03 2009-03-05 Robert Bosch Gmbh Ultraschallsensor mit einem Trägerelement und einer Membran, wobei die Membran in das Trägerelement eingebettet ist
GB0811015D0 (en) * 2008-06-17 2008-07-23 Deben Acoustics Improved acoustic device
CN103154857B (zh) 2010-08-23 2019-03-15 诺基亚技术有限公司 用于在触摸感应的用户接口中提供触觉和音频反馈的装置和方法
EP2461220B1 (fr) * 2010-12-02 2019-11-06 Montres Breguet SA Membrane de rayonnement acoustique pour une boîte à musique ou une montre à sonnerie
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
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
US9628917B2 (en) 2014-07-23 2017-04-18 Bose Corporation Sound producing system
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
DE102015217778B4 (de) * 2015-09-17 2019-05-29 Robert Bosch Gmbh Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler
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
GB2551723B (en) 2016-06-27 2018-11-28 Amina Tech Limited Speaker Panel
GB2564061B (en) * 2016-06-27 2020-12-16 Amina Tech Limited Speaker panel
EP3273210B1 (fr) * 2016-07-18 2022-05-18 VEGA Grieshaber KG Détecteur de niveau à lames vibrantes et son procede de fabrication
GB2568282B (en) 2017-11-10 2020-11-25 Amina Tech Limited Flat panel loudspeaker
CN112236812A (zh) 2018-04-11 2021-01-15 邦吉欧维声学有限公司 音频增强听力保护系统
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
WO2022121590A1 (fr) * 2020-12-09 2022-06-16 青岛海信激光显示股份有限公司 Panneau de génération sonore et écran de projection
CN112584288B (zh) * 2020-12-09 2023-03-14 青岛海信激光显示股份有限公司 发声板及投影屏幕
CN113642202A (zh) * 2021-06-29 2021-11-12 东风汽车集团股份有限公司 一种变厚度薄板

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441981A1 (fr) * 1978-11-20 1980-06-13 Sony Corp Transducteur electro-acoustique tel que haut-parleur
GB2074812A (en) * 1980-04-21 1981-11-04 Matsushita Electric Ind Co Ltd A method of manufacturing a speaker diaphragm
JPH01311795A (ja) * 1988-06-10 1989-12-15 Minebea Co Ltd スピーカ用振動板
WO1992003024A1 (fr) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Haut-parleur sous forme de panneau

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441981A1 (fr) * 1978-11-20 1980-06-13 Sony Corp Transducteur electro-acoustique tel que haut-parleur
GB2074812A (en) * 1980-04-21 1981-11-04 Matsushita Electric Ind Co Ltd A method of manufacturing a speaker diaphragm
JPH01311795A (ja) * 1988-06-10 1989-12-15 Minebea Co Ltd スピーカ用振動板
WO1992003024A1 (fr) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Haut-parleur sous forme de panneau

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 14, no. 112 (E - 0897) 28 February 1990 (1990-02-28) *

Also Published As

Publication number Publication date
TW462199B (en) 2001-11-01
WO1998039947A1 (fr) 1998-09-11
EP0965245B1 (fr) 2003-01-22
TR199902177T2 (xx) 2000-01-21
SK119499A3 (en) 2000-08-14
EA002480B1 (ru) 2002-06-27
GB9704486D0 (en) 1997-04-23
EP0965245A1 (fr) 1999-12-22
CZ310299A3 (cs) 1999-12-15
EP1133212A2 (fr) 2001-09-12
HK1022398A1 (en) 2000-08-04
ES2191925T3 (es) 2003-09-16
NO994288L (no) 1999-09-03
ATE231677T1 (de) 2003-02-15
CN1249892A (zh) 2000-04-05
NO994288D0 (no) 1999-09-03
NZ336943A (en) 2001-02-23
DE69810905T2 (de) 2003-12-24
CN1157999C (zh) 2004-07-14
PL335366A1 (en) 2000-04-25
EE9900386A (et) 2000-04-17
KR20000075889A (ko) 2000-12-26
YU39599A (sh) 2001-12-26
CA2283381A1 (fr) 1998-09-11
BG103669A (en) 2000-03-31
ZA981662B (en) 1998-09-03
AU6305398A (en) 1998-09-22
JP2001513967A (ja) 2001-09-04
EA199900793A1 (ru) 2000-04-24
IL131485A0 (en) 2001-01-28
HUP0002652A3 (en) 2001-11-28
GEP20022748B (en) 2002-07-25
AR011920A1 (es) 2000-09-13
HUP0002652A2 (hu) 2000-12-28
BR9808169A (pt) 2000-05-16
ID20143A (id) 1998-10-08
AU735051B2 (en) 2001-06-28
DE69810905D1 (de) 2003-02-27

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