DE602007000754D1 - Piezoelektrischer elektroakustischer Wandler - Google Patents

Piezoelektrischer elektroakustischer Wandler

Info

Publication number
DE602007000754D1
DE602007000754D1 DE200760000754 DE602007000754T DE602007000754D1 DE 602007000754 D1 DE602007000754 D1 DE 602007000754D1 DE 200760000754 DE200760000754 DE 200760000754 DE 602007000754 T DE602007000754 T DE 602007000754T DE 602007000754 D1 DE602007000754 D1 DE 602007000754D1
Authority
DE
Germany
Prior art keywords
electroacoustic transducer
piezoelectric electroacoustic
piezoelectric
transducer
electroacoustic
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.)
Active
Application number
DE200760000754
Other languages
English (en)
Inventor
Satoru Fujiwara
Yuka Nagata
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.)
Hosiden Corp
Original Assignee
Hosiden Corp
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 Hosiden Corp filed Critical Hosiden Corp
Publication of DE602007000754D1 publication Critical patent/DE602007000754D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DE200760000754 2006-07-20 2007-07-17 Piezoelektrischer elektroakustischer Wandler Active DE602007000754D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006197650A JP4185946B2 (ja) 2006-07-20 2006-07-20 圧電型電気音響変換器

Publications (1)

Publication Number Publication Date
DE602007000754D1 true DE602007000754D1 (de) 2009-05-07

Family

ID=38616341

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200760000754 Active DE602007000754D1 (de) 2006-07-20 2007-07-17 Piezoelektrischer elektroakustischer Wandler

Country Status (5)

Country Link
US (1) US7629730B2 (de)
EP (1) EP1881735B1 (de)
JP (1) JP4185946B2 (de)
CN (1) CN101111100B (de)
DE (1) DE602007000754D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101336562B (zh) * 2005-12-27 2012-11-28 日本电气株式会社 压电致动器及电子装置
CN102668598B (zh) * 2009-12-15 2015-03-04 日本电气株式会社 致动器、压电致动器、电子装置,和用于衰减振动并且转换振动方向的方法
KR101656722B1 (ko) 2010-06-25 2016-09-12 쿄세라 코포레이션 음향 발생기
WO2012011238A1 (ja) * 2010-07-23 2012-01-26 日本電気株式会社 発振装置
EP2658284A4 (de) * 2010-12-20 2014-06-11 Nec Casio Mobile Comm Ltd Oszillatorvorrichtung und elektronisches instrument
EP2816821B1 (de) * 2012-02-17 2017-02-22 NEC Corporation Piezoelektrische elektroakustische wandlervorrichtung
KR102155695B1 (ko) * 2014-02-12 2020-09-21 삼성전자주식회사 전기 음향 변환기
KR101522670B1 (ko) * 2014-08-19 2015-05-26 주식회사 이노칩테크놀로지 압전 소자 및 이를 구비하는 전자기기
CN110137338B (zh) * 2019-04-02 2023-05-02 苏州诺莱声科技有限公司 一种压电元件引线焊接方法及具有引脚的压电元件
WO2021134692A1 (zh) * 2019-12-31 2021-07-08 瑞声声学科技(深圳)有限公司 换能器及其制作方法
KR20220050671A (ko) * 2020-10-16 2022-04-25 엘지디스플레이 주식회사 디스플레이 장치

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57113697A (en) * 1981-01-05 1982-07-15 Murata Mfg Co Ltd Piezoelectric type speaker
JPS57121398A (en) * 1981-01-20 1982-07-28 Sanyo Electric Co Ltd Composite type speaker
JPS5819099A (ja) * 1981-07-27 1983-02-03 Murata Mfg Co Ltd 圧電型スピ−カ
EP0614087B1 (de) * 1993-03-01 2000-03-29 Murata Manufacturing Co., Ltd. Piezoelektrischer Vibrator und diesen verwendenden Beschleunigungssensor
JP3006453B2 (ja) 1994-04-27 2000-02-07 住友電気工業株式会社 被覆硬質合金工具
US5736808A (en) * 1995-12-22 1998-04-07 Aura Systems, Inc. Piezoelectric speaker
JP3344888B2 (ja) * 1995-12-28 2002-11-18 日本碍子株式会社 圧電／電歪膜型素子及びその製造方法
JPH09271096A (ja) 1996-03-28 1997-10-14 Whitaker Corp:The 圧電スピーカ
TW511391B (en) * 2000-01-24 2002-11-21 New Transducers Ltd Transducer
JP3830728B2 (ja) * 2000-05-26 2006-10-11 太陽誘電株式会社 圧電音響装置
JP2001339791A (ja) 2000-05-26 2001-12-07 Taiyo Yuden Co Ltd 圧電音響装置
US20020130589A1 (en) * 2001-01-29 2002-09-19 Hiroshi Hamada Piezoelectric vibrator, piezoelectric vibration apparatus for using the same and manufacturing method therefor
DE10202996A1 (de) * 2002-01-26 2003-08-14 Eppendorf Ag Piezoelektrisch steuerbare Mikrofluidaktorik
US7079661B2 (en) * 2002-01-30 2006-07-18 Matsushita Electric Industrial Co., Ltd. Speaker for super-high frequency range reproduction
JP2004015768A (ja) * 2002-06-12 2004-01-15 Murata Mfg Co Ltd 圧電型電気音響変換器
KR101145231B1 (ko) * 2004-07-23 2012-05-25 호쿠리쿠 덴키 고교 가부시키가이샤 압전 발음기
JP4215788B2 (ja) * 2006-08-25 2009-01-28 ホシデン株式会社 圧電型電気音響変換器

Also Published As

Publication number Publication date
EP1881735A1 (de) 2008-01-23
CN101111100B (zh) 2012-03-21
CN101111100A (zh) 2008-01-23
US20080018203A1 (en) 2008-01-24
EP1881735B1 (de) 2009-03-25
JP2008028593A (ja) 2008-02-07
US7629730B2 (en) 2009-12-08
JP4185946B2 (ja) 2008-11-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition