CN118020316A - 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
CN118020316A
CN118020316A CN202280065087.3A CN202280065087A CN118020316A CN 118020316 A CN118020316 A CN 118020316A CN 202280065087 A CN202280065087 A CN 202280065087A CN 118020316 A CN118020316 A CN 118020316A
Authority
CN
China
Prior art keywords
piezoelectric
piezoelectric element
layer
film
speaker
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
CN202280065087.3A
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English (en)
Chinese (zh)
Inventor
小原直浩
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 CN118020316A publication Critical patent/CN118020316A/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
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • 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
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CN202280065087.3A 2021-09-28 2022-09-13 压电元件及压电扬声器 Pending CN118020316A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021157585 2021-09-28
JP2021-157585 2021-09-28
PCT/JP2022/034128 WO2023053931A1 (ja) 2021-09-28 2022-09-13 圧電素子および圧電スピーカー

Publications (1)

Publication Number Publication Date
CN118020316A true CN118020316A (zh) 2024-05-10

Family

ID=85782428

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280065087.3A Pending CN118020316A (zh) 2021-09-28 2022-09-13 压电元件及压电扬声器

Country Status (4)

Country Link
JP (1) JPWO2023053931A1 (https=)
CN (1) CN118020316A (https=)
TW (1) TW202323051A (https=)
WO (1) WO2023053931A1 (https=)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113678471B (zh) * 2019-03-28 2024-06-11 富士胶片株式会社 压电薄膜、层叠压电元件及电声换能器

Also Published As

Publication number Publication date
TW202323051A (zh) 2023-06-16
WO2023053931A1 (ja) 2023-04-06
JPWO2023053931A1 (https=) 2023-04-06

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