KR101176671B1 - 전기기계적 힘 트랜스듀서 - Google Patents

전기기계적 힘 트랜스듀서 Download PDF

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Publication number
KR101176671B1
KR101176671B1 KR1020067005034A KR20067005034A KR101176671B1 KR 101176671 B1 KR101176671 B1 KR 101176671B1 KR 1020067005034 A KR1020067005034 A KR 1020067005034A KR 20067005034 A KR20067005034 A KR 20067005034A KR 101176671 B1 KR101176671 B1 KR 101176671B1
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KR
South Korea
Prior art keywords
transducer
stub
modes
electromechanical force
stiffness
Prior art date
Application number
KR1020067005034A
Other languages
English (en)
Korean (ko)
Other versions
KR20060119972A (ko
Inventor
마크 윌리엄 스타네스
제임스 존 이스트
네일 사이먼 오웬
스티븐 마크 호일
Original Assignee
하이웨이브 테크놀러지스 (유케이) 리미티드
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 하이웨이브 테크놀러지스 (유케이) 리미티드 filed Critical 하이웨이브 테크놀러지스 (유케이) 리미티드
Publication of KR20060119972A publication Critical patent/KR20060119972A/ko
Application granted granted Critical
Publication of KR101176671B1 publication Critical patent/KR101176671B1/ko

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    • 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)
KR1020067005034A 2003-09-11 2004-09-09 전기기계적 힘 트랜스듀서 KR101176671B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0321292.5A GB0321292D0 (en) 2003-09-11 2003-09-11 Transducer
GB0321292.5 2003-09-11
PCT/GB2004/003843 WO2005027571A1 (en) 2003-09-11 2004-09-09 Electromechanical force transducer

Publications (2)

Publication Number Publication Date
KR20060119972A KR20060119972A (ko) 2006-11-24
KR101176671B1 true KR101176671B1 (ko) 2012-08-23

Family

ID=29226902

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020067005034A KR101176671B1 (ko) 2003-09-11 2004-09-09 전기기계적 힘 트랜스듀서

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000201398A (ja) 1998-06-30 2000-07-18 Shinsei Kk スピ―カ

Family Cites Families (8)

* 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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000201398A (ja) 1998-06-30 2000-07-18 Shinsei Kk スピ―カ

Also Published As

Publication number Publication date
TWI343755B (en) 2011-06-11
HK1094748A1 (en) 2007-04-04
GB0321292D0 (en) 2003-10-15
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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