JPS52149462A - Power supply voltage compensating oscillator circuit for electronic watches - Google Patents

Power supply voltage compensating oscillator circuit for electronic watches

Info

Publication number
JPS52149462A
JPS52149462A JP6675276A JP6675276A JPS52149462A JP S52149462 A JPS52149462 A JP S52149462A JP 6675276 A JP6675276 A JP 6675276A JP 6675276 A JP6675276 A JP 6675276A JP S52149462 A JPS52149462 A JP S52149462A
Authority
JP
Japan
Prior art keywords
power supply
supply voltage
oscillator circuit
voltage compensating
electronic watches
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
JP6675276A
Other languages
Japanese (ja)
Inventor
Hiroshi Nonaka
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 Instruments Inc
Original Assignee
Seiko Instruments and Electronics 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 Seiko Instruments and Electronics Ltd filed Critical Seiko Instruments and Electronics Ltd
Priority to JP6675276A priority Critical patent/JPS52149462A/en
Publication of JPS52149462A publication Critical patent/JPS52149462A/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
    • H03B5/364—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 the amplifier comprising field effect transistors

Landscapes

  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
  • Oscillators With Electromechanical Resonators (AREA)

Abstract

PURPOSE:To prevent the variation in the oscillating frequency of the oscillating circuit in the step voltage variation of cells and to enable a long life and high accuracy, by providing the power supply voltage compensating unit and voltage detecting circuit.
JP6675276A 1976-06-08 1976-06-08 Power supply voltage compensating oscillator circuit for electronic watches Pending JPS52149462A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6675276A JPS52149462A (en) 1976-06-08 1976-06-08 Power supply voltage compensating oscillator circuit for electronic watches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6675276A JPS52149462A (en) 1976-06-08 1976-06-08 Power supply voltage compensating oscillator circuit for electronic watches

Publications (1)

Publication Number Publication Date
JPS52149462A true JPS52149462A (en) 1977-12-12

Family

ID=13324916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6675276A Pending JPS52149462A (en) 1976-06-08 1976-06-08 Power supply voltage compensating oscillator circuit for electronic watches

Country Status (1)

Country Link
JP (1) JPS52149462A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04211502A (en) * 1990-03-27 1992-08-03 Nec Corp Crystal oscillator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04211502A (en) * 1990-03-27 1992-08-03 Nec Corp Crystal oscillator

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