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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-05-11

Similar Documents

Publication Publication Date Title
US6121860A (en) Multimode surface acoustic wave filter with a coupling section not being a uniform metal film
KR100290804B1 (ko) 탄성표면파필터
JP3271517B2 (ja) 圧電共振子およびそれを用いた電子部品
JPH01208010A (ja) モノリシツクな格子型弾性表面波フイルタ
JPH0856135A (ja) 弾性表面波装置
JPH0522406B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH06152317A (ja) 梯子型弾性表面波フィルタ
JP3193403B2 (ja) 梯子型圧電フィルタ
RU175586U1 (ru) Пьезоэлемент
JP3266031B2 (ja) 圧電共振子およびそれを用いた電子部品
JP3366477B2 (ja) 縦型複合４重モードｓａｗフィルタ
JPH0158891B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH07154200A (ja) 共振器型弾性表面波フィルタ
JPS5859619A (ja) 高次幅振動を利用した圧電フイルタ
JPH06177703A (ja) 縦型３重モードｓａｗフィルタ
JP3402015B2 (ja) 弾性表面波フィルタ
JPH07154199A (ja) 共振器型弾性表面波フィルタ
JP3225702B2 (ja) 弾性表面波共振子フィルタ
JPH0629774A (ja) 圧電セラミックフィルタ回路及び圧電セラミックフィルタ
JP3912394B2 (ja) 三重モード圧電フィルタの周波数調整方法
JPH07176979A (ja) 弾性表面波フィルタ
JPH09289435A (ja) 弾性表面波フィルタおよび通過周波数帯域の形成方法
JPS6244592Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2005354430A (ja) 弾性表面波変換器及びそれを用いた弾性表面波デバイス
JP3397120B2 (ja) 圧電フィルタ