JPWO2023167221A1 - - Google Patents

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Publication number
JPWO2023167221A1
JPWO2023167221A1 JP2024504711A JP2024504711A JPWO2023167221A1 JP WO2023167221 A1 JPWO2023167221 A1 JP WO2023167221A1 JP 2024504711 A JP2024504711 A JP 2024504711A JP 2024504711 A JP2024504711 A JP 2024504711A JP WO2023167221 A1 JPWO2023167221 A1 JP WO2023167221A1
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.)
Granted
Application number
JP2024504711A
Other languages
Japanese (ja)
Other versions
JP7714113B2 (ja
JPWO2023167221A5 (https=
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 JPWO2023167221A1 publication Critical patent/JPWO2023167221A1/ja
Publication of JPWO2023167221A5 publication Critical patent/JPWO2023167221A5/ja
Application granted granted Critical
Publication of JP7714113B2 publication Critical patent/JP7714113B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/25—Constructional features of resonators using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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 elements; 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 elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02866—Means for compensation or elimination of undesirable effects of bulk wave excitation and reflections
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02992—Details of bus bars, contact pads or other electrical connections for finger electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • H03H9/6483—Ladder SAW filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H9/72—Networks using surface acoustic waves

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)
JP2024504711A 2022-03-02 2023-03-01 弾性波素子、モジュール及び通信装置 Active JP7714113B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022031421 2022-03-02
JP2022031421 2022-03-02
PCT/JP2023/007485 WO2023167221A1 (ja) 2022-03-02 2023-03-01 複合基板、弾性波素子、モジュール及び通信装置

Publications (3)

Publication Number Publication Date
JPWO2023167221A1 true JPWO2023167221A1 (https=) 2023-09-07
JPWO2023167221A5 JPWO2023167221A5 (https=) 2024-11-07
JP7714113B2 JP7714113B2 (ja) 2025-07-28

Family

ID=87883902

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024504711A Active JP7714113B2 (ja) 2022-03-02 2023-03-01 弾性波素子、モジュール及び通信装置

Country Status (4)

Country Link
US (1) US20250183869A1 (https=)
JP (1) JP7714113B2 (https=)
CN (1) CN118901205A (https=)
WO (1) WO2023167221A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230396233A1 (en) * 2022-05-30 2023-12-07 Skyworks Solutions, Inc. Surface acoustic wave devices having reduced size

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013518455A (ja) * 2010-01-25 2013-05-20 エプコス アーゲー 横方向放射損失を低減させ，横方向モードの抑制により性能を高めた電気音響変換器
JP2015222886A (ja) * 2014-05-23 2015-12-10 太陽誘電株式会社 弾性波デバイス
JP2016119569A (ja) * 2014-12-19 2016-06-30 太陽誘電株式会社 弾性波デバイス
JP2019080093A (ja) * 2017-10-20 2019-05-23 株式会社村田製作所 弾性波装置
WO2020045442A1 (ja) * 2018-08-30 2020-03-05 株式会社村田製作所 弾性波装置及びラダー型フィルタ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013518455A (ja) * 2010-01-25 2013-05-20 エプコス アーゲー 横方向放射損失を低減させ，横方向モードの抑制により性能を高めた電気音響変換器
JP2015222886A (ja) * 2014-05-23 2015-12-10 太陽誘電株式会社 弾性波デバイス
JP2016119569A (ja) * 2014-12-19 2016-06-30 太陽誘電株式会社 弾性波デバイス
JP2019080093A (ja) * 2017-10-20 2019-05-23 株式会社村田製作所 弾性波装置
WO2020045442A1 (ja) * 2018-08-30 2020-03-05 株式会社村田製作所 弾性波装置及びラダー型フィルタ

Also Published As

Publication number Publication date
JP7714113B2 (ja) 2025-07-28
WO2023167221A1 (ja) 2023-09-07
CN118901205A (zh) 2024-11-05
US20250183869A1 (en) 2025-06-05

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