JPS5264857A - Voltage control quartz crystal oscillator - Google Patents

Voltage control quartz crystal oscillator

Info

Publication number
JPS5264857A
JPS5264857A JP14132075A JP14132075A JPS5264857A JP S5264857 A JPS5264857 A JP S5264857A JP 14132075 A JP14132075 A JP 14132075A JP 14132075 A JP14132075 A JP 14132075A JP S5264857 A JPS5264857 A JP S5264857A
Authority
JP
Japan
Prior art keywords
crystal oscillator
quartz crystal
voltage control
control quartz
variation
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
JP14132075A
Other languages
Japanese (ja)
Inventor
Takao Sakata
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP14132075A priority Critical patent/JPS5264857A/en
Publication of JPS5264857A publication Critical patent/JPS5264857A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
    • H03B5/368—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current the means being voltage variable capacitance diodes

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)

Abstract

PURPOSE:The capacity or induction rectance is added in parallel to quartz crystal oscillator in order to get a large variation of oscillation frequency against control voltage variation and to secure correspondence against variation of control voltage.
JP14132075A 1975-11-26 1975-11-26 Voltage control quartz crystal oscillator Pending JPS5264857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14132075A JPS5264857A (en) 1975-11-26 1975-11-26 Voltage control quartz crystal oscillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14132075A JPS5264857A (en) 1975-11-26 1975-11-26 Voltage control quartz crystal oscillator

Publications (1)

Publication Number Publication Date
JPS5264857A true JPS5264857A (en) 1977-05-28

Family

ID=15289162

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14132075A Pending JPS5264857A (en) 1975-11-26 1975-11-26 Voltage control quartz crystal oscillator

Country Status (1)

Country Link
JP (1) JPS5264857A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6021602A (en) * 1983-07-18 1985-02-04 Sony Corp Variable frequency crystal oscillating circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6021602A (en) * 1983-07-18 1985-02-04 Sony Corp Variable frequency crystal oscillating circuit
JPH056363B2 (en) * 1983-07-18 1993-01-26 Sony Corp

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