AU2002251357A1 - Acoustic member for a loudspeaker comprising a component having a selected frequency dependence and method of making same - Google Patents

Acoustic member for a loudspeaker comprising a component having a selected frequency dependence and method of making same

Info

Publication number
AU2002251357A1
AU2002251357A1 AU2002251357A AU2002251357A AU2002251357A1 AU 2002251357 A1 AU2002251357 A1 AU 2002251357A1 AU 2002251357 A AU2002251357 A AU 2002251357A AU 2002251357 A AU2002251357 A AU 2002251357A AU 2002251357 A1 AU2002251357 A1 AU 2002251357A1
Authority
AU
Australia
Prior art keywords
loudspeaker
component
selected frequency
making same
frequency dependence
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.)
Abandoned
Application number
AU2002251357A
Other languages
English (en)
Inventor
Russ Bown
Martin Colloms
Julian Fordham
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
Priority claimed from GB0111677A external-priority patent/GB0111677D0/en
Priority claimed from GB0205246A external-priority patent/GB0205246D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of AU2002251357A1 publication Critical patent/AU2002251357A1/en
Abandoned 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
    • H04R7/045—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)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
AU2002251357A 2001-05-11 2002-05-01 Acoustic member for a loudspeaker comprising a component having a selected frequency dependence and method of making same Abandoned AU2002251357A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0111677A GB0111677D0 (en) 2001-05-11 2001-05-11 Acoustic device
GB0111677.1 2001-05-11
GB0205246.2 2002-03-06
GB0205246A GB0205246D0 (en) 2002-03-06 2002-03-06 Loudspeakers
PCT/GB2002/001985 WO2002093972A2 (en) 2001-05-11 2002-05-01 Acoustic member for a loudspeaker comprising a component having a selected frequency dependence and method of making same

Publications (1)

Publication Number Publication Date
AU2002251357A1 true AU2002251357A1 (en) 2002-11-25

Family

ID=26246068

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002251357A Abandoned AU2002251357A1 (en) 2001-05-11 2002-05-01 Acoustic member for a loudspeaker comprising a component having a selected frequency dependence and method of making same

Country Status (6)

Country Link
US (1) US20050084131A1 (enExample)
EP (1) EP1388274A2 (enExample)
JP (1) JP2004527971A (enExample)
CN (1) CN1535556A (enExample)
AU (1) AU2002251357A1 (enExample)
WO (1) WO2002093972A2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060075803A1 (en) * 2004-07-09 2006-04-13 Danmarks Tekniske Universitet Polymer-based cantilever array with optical readout
JP2008533790A (ja) * 2005-03-10 2008-08-21 エヌエックスピー ビー ヴィ 座屈および／または波状シワに対して高耐性を有する膜
KR20080031337A (ko) * 2005-08-02 2008-04-08 데이진 화이바 가부시키가이샤 스크린 일체형 스피커
GB0601076D0 (en) * 2006-01-19 2006-03-01 New Transducers Ltd Acoustic device and method of making acoustic device
DE102007062874A1 (de) 2007-12-28 2009-07-09 Siemens Ag Veränderung der Schallabstrahlung bei Flächenlautsprechern
US10531199B2 (en) 2018-03-14 2020-01-07 Honda Motor Co., Ltd. Vehicle sound system
US10165369B1 (en) * 2018-03-14 2018-12-25 Honda Motor Co., Ltd. Vehicle audio system
WO2019199978A1 (en) * 2018-04-10 2019-10-17 Nrg Systems, Inc. Techniques for providing acoustic impedance matching for a broad-band ultrasonic transducer device and a method of wildlife deterrence using same
EP3739904B1 (de) * 2019-05-14 2024-10-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Akustisches biegewandlersystem und akustische vorrichtung
CN112743935A (zh) * 2020-12-28 2021-05-04 江苏中科聚合新材料产业技术研究院有限公司 一种高性能扬声器振膜复合材料
US11540059B2 (en) * 2021-05-28 2022-12-27 Jvis-Usa, Llc Vibrating panel assembly for radiating sound into a passenger compartment of a vehicle
CN115746497B (zh) * 2022-10-14 2024-05-14 歌尔股份有限公司 发声装置的外壳及具有其的发声装置和电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404315A (en) * 1979-05-05 1983-09-13 Pioneer Electronic Corporation Molding compositions and diaphragms, arm pipes and head shells molded therefrom
JPS5986994A (ja) * 1982-11-10 1984-05-19 Matsushita Electric Ind Co Ltd スピ−カ用振動板
JPH01166698A (ja) * 1987-12-22 1989-06-30 Arisawa Seisakusho:Kk スピーカ用振動板
US6058196A (en) * 1990-08-04 2000-05-02 The Secretary Of State For Defense In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker
US5262232A (en) * 1992-01-22 1993-11-16 Minnesota Mining And Manufacturing Company Vibration damping constructions using acrylate-containing damping materials
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
HUP0102858A3 (en) * 1998-01-20 2003-03-28 New Transducers Ltd Active acoustic devices comprising panel members
AR019105A1 (es) * 1998-04-28 2001-12-26 New Transducers Ltd Metodo para determinar el emplazamiento o emplazamientos ventajosos para posicionar un dispositivo transductor de ondas de flexion.
JP2001059057A (ja) * 1999-08-24 2001-03-06 Yokohama Rubber Co Ltd:The 熱可塑性エラストマー組成物およびそれを用いたスピーカ
TW507465B (en) * 2000-12-28 2002-10-21 Tai-Yan Kam Transparent planar speaker

Also Published As

Publication number Publication date
JP2004527971A (ja) 2004-09-09
US20050084131A1 (en) 2005-04-21
EP1388274A2 (en) 2004-02-11
WO2002093972A3 (en) 2003-10-30
WO2002093972A2 (en) 2002-11-21
CN1535556A (zh) 2004-10-06

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase