JPS5376696A - Parallel field excitation piezoelectric vibrator for overtone - Google Patents

Parallel field excitation piezoelectric vibrator for overtone

Info

Publication number
JPS5376696A
JPS5376696A JP15230076A JP15230076A JPS5376696A JP S5376696 A JPS5376696 A JP S5376696A JP 15230076 A JP15230076 A JP 15230076A JP 15230076 A JP15230076 A JP 15230076A JP S5376696 A JPS5376696 A JP S5376696A
Authority
JP
Japan
Prior art keywords
overtone
piezoelectric vibrator
field excitation
parallel field
excitation piezoelectric
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
JP15230076A
Other languages
Japanese (ja)
Other versions
JPS5824970B2 (en
Inventor
Takehiko Uno
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP15230076A priority Critical patent/JPS5824970B2/en
Publication of JPS5376696A publication Critical patent/JPS5376696A/en
Publication of JPS5824970B2 publication Critical patent/JPS5824970B2/en
Expired 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
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • 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
    • H03H9/25—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
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters

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)

Abstract

PURPOSE:To lower equivalent impedance by intensively exciting overtone vibrations of a desired order without increasing the depth size of electrodes and conversely weaken the electrical response for the vibrations of other orders.
JP15230076A 1976-12-18 1976-12-18 Parallel electric field excitation piezoelectric vibrator for overtone Expired JPS5824970B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15230076A JPS5824970B2 (en) 1976-12-18 1976-12-18 Parallel electric field excitation piezoelectric vibrator for overtone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15230076A JPS5824970B2 (en) 1976-12-18 1976-12-18 Parallel electric field excitation piezoelectric vibrator for overtone

Publications (2)

Publication Number Publication Date
JPS5376696A true JPS5376696A (en) 1978-07-07
JPS5824970B2 JPS5824970B2 (en) 1983-05-24

Family

ID=15537499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15230076A Expired JPS5824970B2 (en) 1976-12-18 1976-12-18 Parallel electric field excitation piezoelectric vibrator for overtone

Country Status (1)

Country Link
JP (1) JPS5824970B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4748367A (en) * 1985-05-28 1988-05-31 Frequency Electronics, Inc. Contact heater for piezoelectric effect resonator crystal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4748367A (en) * 1985-05-28 1988-05-31 Frequency Electronics, Inc. Contact heater for piezoelectric effect resonator crystal

Also Published As

Publication number Publication date
JPS5824970B2 (en) 1983-05-24

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