CN117981356A - 压电元件及压电扬声器 - Google Patents

压电元件及压电扬声器 Download PDF

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Publication number
CN117981356A
CN117981356A CN202280062540.5A CN202280062540A CN117981356A CN 117981356 A CN117981356 A CN 117981356A CN 202280062540 A CN202280062540 A CN 202280062540A CN 117981356 A CN117981356 A CN 117981356A
Authority
CN
China
Prior art keywords
piezoelectric
piezoelectric element
layer
film
thickness
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.)
Pending
Application number
CN202280062540.5A
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English (en)
Chinese (zh)
Inventor
香川裕介
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.)
Fujifilm Corp
Original Assignee
Fujifilm 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 Fujifilm Corp filed Critical Fujifilm Corp
Publication of CN117981356A publication Critical patent/CN117981356A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • H10N30/01—Manufacture or treatment
    • H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
    • H10N30/072—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by laminating or bonding of piezoelectric or electrostrictive bodies
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
CN202280062540.5A 2021-09-24 2022-09-13 压电元件及压电扬声器 Pending CN117981356A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-155260 2021-09-24
JP2021155260 2021-09-24
PCT/JP2022/034230 WO2023048022A1 (ja) 2021-09-24 2022-09-13 圧電素子および圧電スピーカー

Publications (1)

Publication Number Publication Date
CN117981356A true CN117981356A (zh) 2024-05-03

Family

ID=85720647

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280062540.5A Pending CN117981356A (zh) 2021-09-24 2022-09-13 压电元件及压电扬声器

Country Status (4)

Country Link
JP (1) JPWO2023048022A1 (https=)
CN (1) CN117981356A (https=)
TW (1) TW202320366A (https=)
WO (1) WO2023048022A1 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102599704B1 (ko) * 2019-03-28 2023-11-07 후지필름 가부시키가이샤 압전 필름, 적층 압전 소자 및 전기 음향 변환기
JPWO2020241049A1 (https=) * 2019-05-27 2020-12-03
KR20220145379A (ko) * 2020-03-31 2022-10-28 후지필름 가부시키가이샤 적층 압전 소자 및 전기 음향 변환기
CN113066924B (zh) * 2021-03-18 2022-07-01 业成科技（成都）有限公司 薄膜压电感应元件及其制造方法、感测装置以及终端

Also Published As

Publication number Publication date
JPWO2023048022A1 (https=) 2023-03-30
WO2023048022A1 (ja) 2023-03-30
TW202320366A (zh) 2023-05-16

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