GB0321292D0 - Transducer - Google Patents

Transducer

Info

Publication number
GB0321292D0
GB0321292D0 GBGB0321292.5A GB0321292A GB0321292D0 GB 0321292 D0 GB0321292 D0 GB 0321292D0 GB 0321292 A GB0321292 A GB 0321292A GB 0321292 D0 GB0321292 D0 GB 0321292D0
Authority
GB
United Kingdom
Prior art keywords
transducer
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.)
Ceased
Application number
GBGB0321292.5A
Other languages
English (en)
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
Priority to GBGB0321292.5A priority Critical patent/GB0321292D0/en
Publication of GB0321292D0 publication Critical patent/GB0321292D0/en
Priority to EP04768390A priority patent/EP1665879B1/de
Priority to PCT/GB2004/003843 priority patent/WO2005027571A1/en
Priority to DE602004005060T priority patent/DE602004005060T2/de
Priority to CN2004800241303A priority patent/CN1839659B/zh
Priority to JP2006525885A priority patent/JP5128127B2/ja
Priority to KR1020067005034A priority patent/KR101176671B1/ko
Priority to TW093127527A priority patent/TWI343755B/zh
Priority to US11/372,345 priority patent/US7475598B2/en
Priority to HK06113403A priority patent/HK1094748A1/xx
Ceased 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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • 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
    • 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
GBGB0321292.5A 2003-09-11 2003-09-11 Transducer Ceased GB0321292D0 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
GBGB0321292.5A GB0321292D0 (en) 2003-09-11 2003-09-11 Transducer
KR1020067005034A KR101176671B1 (ko) 2003-09-11 2004-09-09 전기기계적 힘 트랜스듀서
CN2004800241303A CN1839659B (zh) 2003-09-11 2004-09-09 机电力换能器
PCT/GB2004/003843 WO2005027571A1 (en) 2003-09-11 2004-09-09 Electromechanical force transducer
DE602004005060T DE602004005060T2 (de) 2003-09-11 2004-09-09 Elektromechanischer kraftwandler
EP04768390A EP1665879B1 (de) 2003-09-11 2004-09-09 Elektromechanischer kraftwandler
JP2006525885A JP5128127B2 (ja) 2003-09-11 2004-09-09 電気機械式力変換器
TW093127527A TWI343755B (en) 2003-09-11 2004-09-10 Transducer
US11/372,345 US7475598B2 (en) 2003-09-11 2006-03-10 Electromechanical force transducer
HK06113403A HK1094748A1 (en) 2003-09-11 2006-12-06 Electromechanical force transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0321292.5A GB0321292D0 (en) 2003-09-11 2003-09-11 Transducer

Publications (1)

Publication Number Publication Date
GB0321292D0 true GB0321292D0 (en) 2003-10-15

Family

ID=29226902

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0321292.5A Ceased GB0321292D0 (en) 2003-09-11 2003-09-11 Transducer

Country Status (9)

Country Link
EP (1) EP1665879B1 (de)
JP (1) JP5128127B2 (de)
KR (1) KR101176671B1 (de)
CN (1) CN1839659B (de)
DE (1) DE602004005060T2 (de)
GB (1) GB0321292D0 (de)
HK (1) HK1094748A1 (de)
TW (1) TWI343755B (de)
WO (1) WO2005027571A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0414652D0 (en) * 2004-06-30 2004-08-04 New Transducers Ltd Transducer or actuator
JP6304168B2 (ja) * 2015-08-06 2018-04-04 Tdk株式会社 圧電モジュール
US10356523B2 (en) * 2017-12-13 2019-07-16 Nvf Tech Ltd Distributed mode loudspeaker actuator including patterned electrodes
US10681471B2 (en) 2017-12-22 2020-06-09 Google Llc Two-dimensional distributed mode actuator
US10631072B2 (en) * 2018-06-25 2020-04-21 Google Llc Actuator for distributed mode loudspeaker with extended damper and systems including the same
JP7148481B2 (ja) 2019-12-04 2022-10-05 エルジー ディスプレイ カンパニー リミテッド 表示装置
KR20220128355A (ko) 2020-01-17 2022-09-20 썬전 샥 컴퍼니 리미티드 마이크로폰 및 그 마이크로폰을 구비하는 전자 디바이스
WO2021142913A1 (en) * 2020-01-17 2021-07-22 Shenzhen Voxtech Co., Ltd. Microphone and electronic device having the same
BR112022012943A2 (pt) * 2020-01-17 2022-09-13 Shenzhen Shokz Co Ltd Microfone e dispositivo eletrônico contendo o mesmo

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440363A (en) * 1965-11-26 1969-04-22 Bell Telephone Labor Inc Shock-resistant microphone
JPS63110900A (ja) * 1986-10-28 1988-05-16 Murata Mfg Co Ltd 振動アラ−ム装置
US4969197A (en) * 1988-06-10 1990-11-06 Murata Manufacturing Piezoelectric speaker
US5805726A (en) * 1995-08-11 1998-09-08 Industrial Technology Research Institute Piezoelectric full-range loudspeaker
JP2000201398A (ja) 1998-06-30 2000-07-18 Shinsei Kk スピ―カ
TR200100136T2 (tr) * 1998-07-03 2001-06-21 New Transducers Limited Panel biçiminde rezonant hoparlör
TW511391B (en) * 2000-01-24 2002-11-21 New Transducers Ltd Transducer
US7151837B2 (en) * 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
JP2004087662A (ja) * 2002-08-26 2004-03-18 Fdk Corp 圧電素子

Also Published As

Publication number Publication date
TWI343755B (en) 2011-06-11
HK1094748A1 (en) 2007-04-04
KR101176671B1 (ko) 2012-08-23
EP1665879A1 (de) 2006-06-07
CN1839659A (zh) 2006-09-27
TW200522760A (en) 2005-07-01
JP5128127B2 (ja) 2013-01-23
KR20060119972A (ko) 2006-11-24
DE602004005060D1 (de) 2007-04-12
WO2005027571A1 (en) 2005-03-24
EP1665879B1 (de) 2007-02-28
JP2007505539A (ja) 2007-03-08
DE602004005060T2 (de) 2007-11-22
CN1839659B (zh) 2011-05-04

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)