JPWO2022138443A1 - - Google Patents

Info

Publication number
JPWO2022138443A1
JPWO2022138443A1 JP2022571375A JP2022571375A JPWO2022138443A1 JP WO2022138443 A1 JPWO2022138443 A1 JP WO2022138443A1 JP 2022571375 A JP2022571375 A JP 2022571375A JP 2022571375 A JP2022571375 A JP 2022571375A JP WO2022138443 A1 JPWO2022138443 A1 JP WO2022138443A1
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
JP2022571375A
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 JPWO2022138443A1 publication Critical patent/JPWO2022138443A1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02574—Characteristics of substrate, e.g. cutting angles of combined substrates, multilayered substrates, piezoelectrical layers on not-piezoelectrical substrate
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14538—Formation
    • H03H9/14541—Multilayer finger or busbar electrode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/25—Constructional features of resonators using surface acoustic waves
    • 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)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP2022571375A 2020-12-22 2021-12-16 Pending JPWO2022138443A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020212493 2020-12-22
PCT/JP2021/046509 WO2022138443A1 (ja) 2020-12-22 2021-12-16 弾性波装置

Publications (1)

Publication Number Publication Date
JPWO2022138443A1 true JPWO2022138443A1 (ja) 2022-06-30

Family

ID=82159315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022571375A Pending JPWO2022138443A1 (ja) 2020-12-22 2021-12-16

Country Status (5)

Country Link
US (1) US20230261638A1 (ja)
JP (1) JPWO2022138443A1 (ja)
KR (1) KR20230088466A (ja)
CN (1) CN116458062A (ja)
WO (1) WO2022138443A1 (ja)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2658123B1 (en) 2010-12-24 2019-02-13 Murata Manufacturing Co., Ltd. Elastic wave device and method for manufacturing the same.
JP2018182615A (ja) * 2017-04-18 2018-11-15 株式会社村田製作所 弾性波装置
CN113169725A (zh) * 2018-12-10 2021-07-23 株式会社村田制作所 弹性波装置

Also Published As

Publication number Publication date
WO2022138443A1 (ja) 2022-06-30
KR20230088466A (ko) 2023-06-19
US20230261638A1 (en) 2023-08-17
CN116458062A (zh) 2023-07-18

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