JP2004527971A - ラウドスピーカ - Google Patents

ラウドスピーカ Download PDF

Info

Publication number
JP2004527971A
JP2004527971A JP2002590708A JP2002590708A JP2004527971A JP 2004527971 A JP2004527971 A JP 2004527971A JP 2002590708 A JP2002590708 A JP 2002590708A JP 2002590708 A JP2002590708 A JP 2002590708A JP 2004527971 A JP2004527971 A JP 2004527971A
Authority
JP
Japan
Prior art keywords
frequency
acoustic
panel
loudspeaker
damping
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.)
Pending
Application number
JP2002590708A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004527971A5 (enExample
Inventor
ジュリアン フォーダーム
マーティン コロムス
ラス ボーウン
Original Assignee
ニュー トランスデューサーズ リミテッド
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 ニュー トランスデューサーズ リミテッド filed Critical ニュー トランスデューサーズ リミテッド
Publication of JP2004527971A publication Critical patent/JP2004527971A/ja
Publication of JP2004527971A5 publication Critical patent/JP2004527971A5/ja
Pending legal-status Critical Current

Links

Images

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)
JP2002590708A 2001-05-11 2002-05-01 ラウドスピーカ Pending JP2004527971A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0111677A GB0111677D0 (en) 2001-05-11 2001-05-11 Acoustic device
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 (2)

Publication Number Publication Date
JP2004527971A true JP2004527971A (ja) 2004-09-09
JP2004527971A5 JP2004527971A5 (enExample) 2005-07-21

Family

ID=26246068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002590708A Pending JP2004527971A (ja) 2001-05-11 2002-05-01 ラウドスピーカ

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009524317A (ja) * 2006-01-19 2009-06-25 ニュー トランスデューサーズ リミテッド 屈曲波音響装置と、その作成方法
KR101199689B1 (ko) * 2005-03-10 2012-11-08 놀레스 일렉트로닉스 아시아 피티이 리미티드 전자음향 변환기용 멤브레인, 전자음향 변환기 및 이를포함하는 디바이스

Families Citing this family (10)

* 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
KR20080031337A (ko) * 2005-08-02 2008-04-08 데이진 화이바 가부시키가이샤 스크린 일체형 스피커
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101199689B1 (ko) * 2005-03-10 2012-11-08 놀레스 일렉트로닉스 아시아 피티이 리미티드 전자음향 변환기용 멤브레인, 전자음향 변환기 및 이를포함하는 디바이스
JP2009524317A (ja) * 2006-01-19 2009-06-25 ニュー トランスデューサーズ リミテッド 屈曲波音響装置と、その作成方法

Also Published As

Publication number Publication date
AU2002251357A1 (en) 2002-11-25
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

Similar Documents

Publication Publication Date Title
US20020044668A1 (en) Bending wave loudspeaker
AU777769B2 (en) Transducer in particularly for use in acoustic devices
US7110561B2 (en) Transparent panel-form loudspeaker
EP1736030B1 (en) Acoustic device & method of making acoustic device
JP2004527971A (ja) ラウドスピーカ
US7010143B2 (en) Rectangular panel-form loudspeaker and its radiating panel
EA003215B1 (ru) Акустическое устройство
JP2003153357A (ja) 支持されたエキサイターおよび適合周縁部を備えたフラットパネルサウンドラジエータ
KR19990044030A (ko) 라우드스피커를 구비하는 악기
EP1050191A1 (en) Thin loudspeaker
EA002629B1 (ru) Акустическое устройство панельного типа с использованием мод колебаний изгибных волн
CN87100528A (zh) 将薄膜区划分成适用于不同频率范围的子区的宽带扬声器
EP1322135A2 (en) Flat panel sound radiator with enhanced audio performance
JP2000265593A (ja) 防音材
CN1507766A (zh) 扬声器及其制造方法
JP2004527971A5 (enExample)
WO2002013575A1 (en) Bending wave loudspeaker
EP1385354A1 (en) Transparent panel-form loudspeaker
KR20210132304A (ko) 산업용음향 장치 및 음향 장치를 제조하는 방법
GB2373126A (en) Loudspeaker driver with adapted natural resonance frequency
CN121171198A (en) Multi-scale design method for improving low-frequency sound insulation performance of plate-type super-structure and super-structure
GB2474848A (en) Planar loudspeaker
WO2021099566A1 (en) Sound insulation device
Bai et al. Optimizing piezoelectric panel speakers using the simulated annealing algorithm
WO2006000751A1 (en) Bending wave devices