HK1094748A1 - Electromechanical force transducer - Google Patents

Electromechanical force transducer

Info

Publication number
HK1094748A1
HK1094748A1 HK06113403A HK06113403A HK1094748A1 HK 1094748 A1 HK1094748 A1 HK 1094748A1 HK 06113403 A HK06113403 A HK 06113403A HK 06113403 A HK06113403 A HK 06113403A HK 1094748 A1 HK1094748 A1 HK 1094748A1
Authority
HK
Hong Kong
Prior art keywords
force transducer
electromechanical force
electromechanical
transducer
force
Prior art date
Application number
HK06113403A
Other languages
English (en)
Inventor
Mark William Starnes
James John East
Neil Simon Owen
Steven Mark Hoyle
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 HK1094748A1 publication Critical patent/HK1094748A1/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
HK06113403A 2003-09-11 2006-12-06 Electromechanical force transducer HK1094748A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0321292.5A GB0321292D0 (en) 2003-09-11 2003-09-11 Transducer
PCT/GB2004/003843 WO2005027571A1 (en) 2003-09-11 2004-09-09 Electromechanical force transducer

Publications (1)

Publication Number Publication Date
HK1094748A1 true HK1094748A1 (en) 2007-04-04

Family

ID=29226902

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06113403A HK1094748A1 (en) 2003-09-11 2006-12-06 Electromechanical force transducer

Country Status (9)

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

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
WO2021142913A1 (en) * 2020-01-17 2021-07-22 Shenzhen Voxtech Co., Ltd. Microphone and electronic device having the same
EP4035416A4 (en) * 2020-01-17 2022-11-09 Shenzhen Shokz Co., Ltd. MICROPHONE AND ELECTRONIC DEVICE INCLUDING IT
CN114788301A (zh) 2020-01-17 2022-07-22 深圳市韶音科技有限公司 麦克风和具有该麦克风的电子设备

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
EP1084592B1 (en) * 1998-07-03 2003-10-08 New Transducers Limited Resonant panel-form loudspeaker
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
GB0321292D0 (en) 2003-10-15
CN1839659A (zh) 2006-09-27
CN1839659B (zh) 2011-05-04
KR20060119972A (ko) 2006-11-24
KR101176671B1 (ko) 2012-08-23
EP1665879B1 (en) 2007-02-28
WO2005027571A1 (en) 2005-03-24
DE602004005060T2 (de) 2007-11-22
TW200522760A (en) 2005-07-01
DE602004005060D1 (de) 2007-04-12
JP5128127B2 (ja) 2013-01-23
EP1665879A1 (en) 2006-06-07
TWI343755B (en) 2011-06-11
JP2007505539A (ja) 2007-03-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20130909