TW202313325A - 壓電元件及電聲轉換器 - Google Patents

壓電元件及電聲轉換器 Download PDF

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Publication number
TW202313325A
TW202313325A TW111129060A TW111129060A TW202313325A TW 202313325 A TW202313325 A TW 202313325A TW 111129060 A TW111129060 A TW 111129060A TW 111129060 A TW111129060 A TW 111129060A TW 202313325 A TW202313325 A TW 202313325A
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TW
Taiwan
Prior art keywords
piezoelectric
layer
piezoelectric element
film
heat conduction
Prior art date
Application number
TW111129060A
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English (en)
Chinese (zh)
Inventor
香川裕介
小沢栄貴
Original Assignee
日商富士軟片股份有限公司
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Application filed by 日商富士軟片股份有限公司 filed Critical 日商富士軟片股份有限公司
Publication of TW202313325A publication Critical patent/TW202313325A/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 Transducers For Audible Bands (AREA)
TW111129060A 2021-09-16 2022-08-03 壓電元件及電聲轉換器 TW202313325A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021150821 2021-09-16
JP2021-150821 2021-09-16

Publications (1)

Publication Number Publication Date
TW202313325A true TW202313325A (zh) 2023-04-01

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ID=85602693

Family Applications (1)

Application Number Title Priority Date Filing Date
TW111129060A TW202313325A (zh) 2021-09-16 2022-08-03 壓電元件及電聲轉換器

Country Status (3)

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JP (1) JPWO2023042542A1 (https=)
TW (1) TW202313325A (https=)
WO (1) WO2023042542A1 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010021738A (ja) * 2008-07-09 2010-01-28 Osaka Gas Co Ltd 超音波変換器及び超音波流量計
WO2016136522A1 (ja) * 2015-02-25 2016-09-01 富士フイルム株式会社 構造体および電気音響変換器
EP3879590A4 (en) * 2018-11-08 2021-12-29 FUJIFILM Corporation Laminated piezoelectric element and electro-acoustic transducer
EP4149118A4 (en) * 2020-05-07 2023-10-18 FUJIFILM Corporation PIEZOELECTRIC ELEMENT AND PIEZOELECTRIC SPEAKER

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Publication number Publication date
JPWO2023042542A1 (https=) 2023-03-23
WO2023042542A1 (ja) 2023-03-23

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