JPS5267285A - Quartz crystal oscillator - Google Patents

Quartz crystal oscillator

Info

Publication number
JPS5267285A
JPS5267285A JP14350175A JP14350175A JPS5267285A JP S5267285 A JPS5267285 A JP S5267285A JP 14350175 A JP14350175 A JP 14350175A JP 14350175 A JP14350175 A JP 14350175A JP S5267285 A JPS5267285 A JP S5267285A
Authority
JP
Japan
Prior art keywords
crystal oscillator
quartz crystal
cut quartz
decreasing
compact
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.)
Pending
Application number
JP14350175A
Other languages
Japanese (ja)
Inventor
Toshiaki Ogata
Kikuo Oguchi
Eiji Momozaki
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP14350175A priority Critical patent/JPS5267285A/en
Publication of JPS5267285A publication Critical patent/JPS5267285A/en
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
    • H03H9/15—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
    • H03H9/19—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

PURPOSE:To lower the active impedance of AT cut quartz crystal oscillator by decreasing the width of rectangular AT cut quartz crystal oscillator, and to secure a compact and high-efficiency quartz crystal oscillator for watch use.
JP14350175A 1975-12-01 1975-12-01 Quartz crystal oscillator Pending JPS5267285A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14350175A JPS5267285A (en) 1975-12-01 1975-12-01 Quartz crystal oscillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14350175A JPS5267285A (en) 1975-12-01 1975-12-01 Quartz crystal oscillator

Publications (1)

Publication Number Publication Date
JPS5267285A true JPS5267285A (en) 1977-06-03

Family

ID=15340179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14350175A Pending JPS5267285A (en) 1975-12-01 1975-12-01 Quartz crystal oscillator

Country Status (1)

Country Link
JP (1) JPS5267285A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105795A (en) * 1976-03-01 1977-09-05 Fujitsu Ltd Quartz vibrator
JPS5537052A (en) * 1978-09-06 1980-03-14 Seiko Instr & Electronics Ltd At-cut crystal oscillator
JPS5669918A (en) * 1979-11-13 1981-06-11 Seiko Instr & Electronics Ltd Rectangular at cut quartz oscillator
JPS56112110A (en) * 1980-02-12 1981-09-04 Seiko Instr & Electronics Ltd Quartz oscillator
US5304459A (en) * 1990-04-27 1994-04-19 Seiko Epson Corporation At-cut crystal oscillating reed and method of etching the same

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105795A (en) * 1976-03-01 1977-09-05 Fujitsu Ltd Quartz vibrator
JPS6118373B2 (en) * 1976-03-01 1986-05-12 Fujitsu Ltd
JPS5537052A (en) * 1978-09-06 1980-03-14 Seiko Instr & Electronics Ltd At-cut crystal oscillator
JPS55102917A (en) * 1978-09-06 1980-08-06 Seiko Instr & Electronics Ltd Rectangular at-cut crystal vibtator
JPS5669918A (en) * 1979-11-13 1981-06-11 Seiko Instr & Electronics Ltd Rectangular at cut quartz oscillator
JPS56112110A (en) * 1980-02-12 1981-09-04 Seiko Instr & Electronics Ltd Quartz oscillator
US5314577A (en) * 1990-04-26 1994-05-24 Seiko Epson Corporation At-cut crystal oscillating reed and method of etching the same
US5304459A (en) * 1990-04-27 1994-04-19 Seiko Epson Corporation At-cut crystal oscillating reed and method of etching the same
US5376861A (en) * 1990-04-27 1994-12-27 Seiko Epson Corporation At-cut crystal oscillating reed and method of etching the same

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