CN113678471B - 压电薄膜、层叠压电元件及电声换能器 - Google Patents

压电薄膜、层叠压电元件及电声换能器 Download PDF

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Publication number
CN113678471B
CN113678471B CN202080024574.6A CN202080024574A CN113678471B CN 113678471 B CN113678471 B CN 113678471B CN 202080024574 A CN202080024574 A CN 202080024574A CN 113678471 B CN113678471 B CN 113678471B
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China
Prior art keywords
piezoelectric
film
laminated
piezoelectric element
layer
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Chinese (zh)
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CN113678471A (zh
Inventor
三好哲
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Fujifilm Corp
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Fujifilm Corp
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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
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • 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
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • 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
    • H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
    • 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
    • H10N30/05—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes
    • H10N30/057—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes by stacking bulk piezoelectric or electrostrictive bodies and electrodes
    • 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
    • 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
    • H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
    • 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
    • H10N30/852—Composite materials, e.g. having 1-3 or 2-2 type connectivity
    • 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
    • H10N30/88—Mounts; Supports; Enclosures; Casings
    • H10N30/883—Additional insulation means preventing electrical, physical or chemical damage, e.g. protective coatings

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
CN202080024574.6A 2019-03-28 2020-03-27 压电薄膜、层叠压电元件及电声换能器 Active CN113678471B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2019062632 2019-03-28
JP2019-062632 2019-03-28
JP2019152708 2019-08-23
JP2019-152708 2019-08-23
PCT/JP2020/014097 WO2020196850A1 (ja) 2019-03-28 2020-03-27 圧電フィルム、積層圧電素子および電気音響変換器

Publications (2)

Publication Number Publication Date
CN113678471A CN113678471A (zh) 2021-11-19
CN113678471B true CN113678471B (zh) 2024-06-11

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CN202080024574.6A Active CN113678471B (zh) 2019-03-28 2020-03-27 压电薄膜、层叠压电元件及电声换能器

Country Status (6)

Country Link
US (1) US11793078B2 (https=)
JP (1) JP7137690B2 (https=)
KR (1) KR102599704B1 (https=)
CN (1) CN113678471B (https=)
TW (1) TW202042571A (https=)
WO (1) WO2020196850A1 (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020095812A1 (ja) 2018-11-08 2020-05-14 富士フイルム株式会社 積層圧電素子および電気音響変換器
KR102600732B1 (ko) * 2019-06-28 2023-11-09 후지필름 가부시키가이샤 고분자 복합 압전체, 압전 필름, 압전 스피커, 플렉시블 디스플레이
CN114762140A (zh) * 2019-12-18 2022-07-15 富士胶片株式会社 压电薄膜
CN112366272B (zh) * 2020-10-28 2022-07-01 业成科技（成都）有限公司 压电感应组件及其制造方法
CN113143320A (zh) * 2021-04-30 2021-07-23 吉林大学 一种多模式测量的柔性超声换能器
CN113285631A (zh) * 2021-06-29 2021-08-20 陕西科技大学 一种叠层结构压电纳米发电机
US12101600B2 (en) * 2021-06-30 2024-09-24 Lg Display Co., Ltd. Vibration apparatus and apparatus and vehicular apparatus comprising the same
JPWO2023021944A1 (https=) * 2021-08-20 2023-02-23
JPWO2023048022A1 (https=) * 2021-09-24 2023-03-30
WO2023053931A1 (ja) * 2021-09-28 2023-04-06 富士フイルム株式会社 圧電素子および圧電スピーカー
KR102711323B1 (ko) * 2021-12-23 2024-09-27 가천대학교 산학협력단 전도성 폴리머 필름의 압전 특성 기반 압력센서 제조방법, 이를 이용하여 제조된 압력센서 및 이를 이용한 센싱방법
WO2023153126A1 (ja) * 2022-02-10 2023-08-17 富士フイルム株式会社 圧電素子および電気音響変換器
WO2023248696A1 (ja) * 2022-06-24 2023-12-28 富士フイルム株式会社 圧電フィルム、圧電素子および電気音響変換器、ならびに、圧電フィルムの製造方法
WO2024180931A1 (ja) 2023-02-28 2024-09-06 富士フイルム株式会社 積層圧電素子および電気音響変換器
KR20240165685A (ko) * 2023-05-16 2024-11-25 현대모비스 주식회사 커뮤니케이션 램프 시스템

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014157684A1 (ja) * 2013-03-29 2014-10-02 富士フイルム株式会社 スピーカシステム
WO2014162976A1 (ja) * 2013-04-01 2014-10-09 富士フイルム株式会社 電気音響変換フィルム
WO2017002573A1 (ja) * 2015-06-29 2017-01-05 富士フイルム株式会社 電気音響変換器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6376971B1 (en) * 1997-02-07 2002-04-23 Sri International Electroactive polymer electrodes
JP2000338901A (ja) 1999-06-01 2000-12-08 Matsushita Electric Ind Co Ltd フレキシブルディスプレイ基板の製造方法
JP5599858B2 (ja) * 2011-09-30 2014-10-01 富士フイルム株式会社 電気音響変換フィルム、フレキシブルディスプレイ、声帯マイクロフォンおよび楽器用センサー
WO2016121765A1 (ja) * 2015-01-29 2016-08-04 富士フイルム株式会社 電気音響変換フィルムおよび電気音響変換フィルムの製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014157684A1 (ja) * 2013-03-29 2014-10-02 富士フイルム株式会社 スピーカシステム
WO2014162976A1 (ja) * 2013-04-01 2014-10-09 富士フイルム株式会社 電気音響変換フィルム
WO2017002573A1 (ja) * 2015-06-29 2017-01-05 富士フイルム株式会社 電気音響変換器

Also Published As

Publication number Publication date
CN113678471A (zh) 2021-11-19
JPWO2020196850A1 (https=) 2020-10-01
KR20210132153A (ko) 2021-11-03
WO2020196850A1 (ja) 2020-10-01
US11793078B2 (en) 2023-10-17
JP7137690B2 (ja) 2022-09-14
US20220013710A1 (en) 2022-01-13
KR102599704B1 (ko) 2023-11-07
TW202042571A (zh) 2020-11-16

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