JPWO2023047958A1 - - Google Patents

Info

Publication number
JPWO2023047958A1
JPWO2023047958A1 JP2023549465A JP2023549465A JPWO2023047958A1 JP WO2023047958 A1 JPWO2023047958 A1 JP WO2023047958A1 JP 2023549465 A JP2023549465 A JP 2023549465A JP 2023549465 A JP2023549465 A JP 2023549465A JP WO2023047958 A1 JPWO2023047958 A1 JP WO2023047958A1
Authority
JP
Japan
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
JP2023549465A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2023047958A1 publication Critical patent/JPWO2023047958A1/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/50Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • H10N30/508Piezoelectric or electrostrictive devices having a stacked or multilayer structure adapted for alleviating internal stress, e.g. cracking control layers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00Piezoelectric transducers; Electrostrictive transducers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/04Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/05Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/07Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
    • H10N30/072Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by laminating or bonding of piezoelectric or electrostrictive bodies
    • H10N30/073Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by laminating or bonding of piezoelectric or electrostrictive bodies by fusion of metals or by adhesives
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/20Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/202Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using longitudinal or thickness displacement combined with bending, shear or torsion displacement
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/50Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/80Constructional details
    • H10N30/85Piezoelectric or electrostrictive active materials
    • H10N30/852Composite materials, e.g. having 1-3 or 2-2 type connectivity
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/80Constructional details
    • H10N30/87Electrodes or interconnections, e.g. leads or terminals
    • H10N30/871Single-layered electrodes of multilayer piezoelectric or electrostrictive devices, e.g. internal electrodes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00Piezoelectric transducers; Electrostrictive transducers
    • H04R17/005Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer

Landscapes

  • 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)
JP2023549465A 2021-09-24 2022-09-07 Pending JPWO2023047958A1 (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021155452 2021-09-24
PCT/JP2022/033553 WO2023047958A1 (ja) 2021-09-24 2022-09-07 積層圧電素子および電気音響変換器

Publications (1)

Publication Number Publication Date
JPWO2023047958A1 true JPWO2023047958A1 (https=) 2023-03-30

Family

ID=85720563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023549465A Pending JPWO2023047958A1 (https=) 2021-09-24 2022-09-07

Country Status (4)

Country Link
US (1) US20240206341A1 (https=)
JP (1) JPWO2023047958A1 (https=)
CN (1) CN117957859A (https=)
WO (1) WO2023047958A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11747222B2 (en) * 2016-08-03 2023-09-05 Murata Manufacturing Co., Ltd. Deformation detection sensor, electronic device, and method for manufacturing detecting deformation detection sensor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59178782A (ja) * 1983-03-29 1984-10-11 Kureha Chem Ind Co Ltd 高分子バイモルフ構造体
JPS6181000A (ja) * 1984-09-28 1986-04-24 Toshiba Corp 積層高分子圧電型超音波探触子
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004343453A (ja) * 2003-05-15 2004-12-02 Sony Corp 車両用オーディオ装置
KR102617510B1 (ko) * 2019-06-28 2023-12-22 후지필름 가부시키가이샤 고분자 복합 압전체 및 압전 필름

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59178782A (ja) * 1983-03-29 1984-10-11 Kureha Chem Ind Co Ltd 高分子バイモルフ構造体
JPS6181000A (ja) * 1984-09-28 1986-04-24 Toshiba Corp 積層高分子圧電型超音波探触子
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11747222B2 (en) * 2016-08-03 2023-09-05 Murata Manufacturing Co., Ltd. Deformation detection sensor, electronic device, and method for manufacturing detecting deformation detection sensor

Also Published As

Publication number Publication date
CN117957859A (zh) 2024-04-30
WO2023047958A1 (ja) 2023-03-30
US20240206341A1 (en) 2024-06-20

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