JPS5859619A - 高次幅振動を利用した圧電フイルタ - Google Patents

高次幅振動を利用した圧電フイルタ

Info

Publication number
JPS5859619A
JPS5859619A JP15842781A JP15842781A JPS5859619A JP S5859619 A JPS5859619 A JP S5859619A JP 15842781 A JP15842781 A JP 15842781A JP 15842781 A JP15842781 A JP 15842781A JP S5859619 A JPS5859619 A JP S5859619A
Authority
JP
Japan
Prior art keywords
electrodes
mode
vibration
order
filter
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.)
Granted
Application number
JP15842781A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0124369B2 (en]
Inventor
Hiroshi Shimizu
洋 清水
Hiroshi Watanabe
博 渡辺
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP15842781A priority Critical patent/JPS5859619A/ja
Publication of JPS5859619A publication Critical patent/JPS5859619A/ja
Publication of JPH0124369B2 publication Critical patent/JPH0124369B2/ja
Granted 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 elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal 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
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02062—Details relating to the vibration mode
    • H03H9/0207—Details relating to the vibration mode the vibration mode being harmonic
    • 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
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP15842781A 1981-10-05 1981-10-05 高次幅振動を利用した圧電フイルタ Granted JPS5859619A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15842781A JPS5859619A (ja) 1981-10-05 1981-10-05 高次幅振動を利用した圧電フイルタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15842781A JPS5859619A (ja) 1981-10-05 1981-10-05 高次幅振動を利用した圧電フイルタ

Publications (2)

Publication Number Publication Date
JPS5859619A true JPS5859619A (ja) 1983-04-08
JPH0124369B2 JPH0124369B2 (en]) 1989-05-11

Family

ID=15671515

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15842781A Granted JPS5859619A (ja) 1981-10-05 1981-10-05 高次幅振動を利用した圧電フイルタ

Country Status (1)

Country Link
JP (1) JPS5859619A (en])

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436816A (en) * 1977-08-26 1979-03-17 Hitachi Ltd Transaction business machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436816A (en) * 1977-08-26 1979-03-17 Hitachi Ltd Transaction business machine

Also Published As

Publication number Publication date
JPH0124369B2 (en]) 1989-05-11

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