JP6874595B2 - 振動デバイス及び音響デバイス - Google Patents

振動デバイス及び音響デバイス Download PDF

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Publication number
JP6874595B2
JP6874595B2 JP2017161342A JP2017161342A JP6874595B2 JP 6874595 B2 JP6874595 B2 JP 6874595B2 JP 2017161342 A JP2017161342 A JP 2017161342A JP 2017161342 A JP2017161342 A JP 2017161342A JP 6874595 B2 JP6874595 B2 JP 6874595B2
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Japan
Prior art keywords
vibration
main surface
amplification plate
protrusion
vibration amplification
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JP2017161342A
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Japanese (ja)
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JP2019041217A (ja
Inventor
薫 木嶋
薫 木嶋
徹行 谷口
徹行 谷口
明丈 武田
明丈 武田
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TDK Corp
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TDK Corp
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Priority to JP2017161342A priority Critical patent/JP6874595B2/ja
Priority to CN201810965003.7A priority patent/CN109427957B/zh
Publication of JP2019041217A publication Critical patent/JP2019041217A/ja
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Publication of JP6874595B2 publication Critical patent/JP6874595B2/ja
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP2017161342A 2017-08-24 2017-08-24 振動デバイス及び音響デバイス Active JP6874595B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017161342A JP6874595B2 (ja) 2017-08-24 2017-08-24 振動デバイス及び音響デバイス
CN201810965003.7A CN109427957B (zh) 2017-08-24 2018-08-23 振动装置以及音响装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017161342A JP6874595B2 (ja) 2017-08-24 2017-08-24 振動デバイス及び音響デバイス

Publications (2)

Publication Number Publication Date
JP2019041217A JP2019041217A (ja) 2019-03-14
JP6874595B2 true JP6874595B2 (ja) 2021-05-19

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JP2017161342A Active JP6874595B2 (ja) 2017-08-24 2017-08-24 振動デバイス及び音響デバイス

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JP (1) JP6874595B2 (zh)
CN (1) CN109427957B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020149304A1 (ja) 2019-01-18 2020-07-23 東ソー株式会社 珪化物系合金材料及びそれを用いた熱電変換素子

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6111338A (en) * 1993-05-28 2000-08-29 Matsushita Electric Industrial Co., Ltd. Acceleration sensor and method for producing the same
JPWO2014084183A1 (ja) * 2012-11-29 2017-01-05 株式会社ダイセル アクチュエータ用弾性体及び圧電アクチュエータ
JP6174252B2 (ja) * 2013-12-31 2017-08-02 モダ−イノチップス シーオー エルティディー 携帯用圧電スピーカーおよびこれを備える電子機器
JP2016063664A (ja) * 2014-09-19 2016-04-25 キヤノン株式会社 振動型アクチュエータ、光学機器、及び撮像装置
JP6442531B2 (ja) * 2014-12-24 2018-12-19 京セラ株式会社 音響発生器、音響発生装置及び電子機器
WO2016125702A1 (ja) * 2015-02-06 2016-08-11 株式会社ダイセル 超音波の送受信素子
JP6948763B2 (ja) * 2015-12-21 2021-10-13 セイコーエプソン株式会社 圧電素子応用デバイス
JP6308705B1 (ja) * 2017-03-21 2018-04-11 株式会社Ｃｒｉ・ミドルウェア 音声再生装置

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Publication number Publication date
CN109427957A (zh) 2019-03-05
CN109427957B (zh) 2023-07-21
JP2019041217A (ja) 2019-03-14

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