CH484462A - Quartz oscillator with thermal compensation, for timepiece - Google Patents

Quartz oscillator with thermal compensation, for timepiece

Info

Publication number
CH484462A
CH484462A CH616767A CH616767A CH484462A CH 484462 A CH484462 A CH 484462A CH 616767 A CH616767 A CH 616767A CH 616767 A CH616767 A CH 616767A CH 484462 A CH484462 A CH 484462A
Authority
CH
Switzerland
Prior art keywords
timepiece
quartz oscillator
thermal compensation
compensation
oscillator
Prior art date
Application number
CH616767A
Other languages
French (fr)
Original Assignee
Ebauches Sa
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 Ebauches Sa filed Critical Ebauches Sa
Priority to CH616767D priority Critical patent/CH616767A4/xx
Priority to CH1003369A priority patent/CH488330A/en
Priority to CH616767A priority patent/CH484462A/en
Priority to CH306468A priority patent/CH512095A/en
Priority to GB05409/68A priority patent/GB1181932A/en
Priority to FR1574049D priority patent/FR1574049A/fr
Priority to US719166A priority patent/US3483485A/en
Priority to DE19681766257 priority patent/DE1766257C3/en
Publication of CH484462A publication Critical patent/CH484462A/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
CH616767A 1967-04-29 1967-04-29 Quartz oscillator with thermal compensation, for timepiece CH484462A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH616767D CH616767A4 (en) 1967-04-29 1967-04-29
CH1003369A CH488330A (en) 1967-04-29 1967-04-29 Thermally compensated quartz oscillator
CH616767A CH484462A (en) 1967-04-29 1967-04-29 Quartz oscillator with thermal compensation, for timepiece
CH306468A CH512095A (en) 1967-04-29 1968-02-29 Thermal compensated quartz oscillator for timepiece
GB05409/68A GB1181932A (en) 1967-04-29 1968-03-29 Temperature-Stabilised Crystal-Controlled Oscillators
FR1574049D FR1574049A (en) 1967-04-29 1968-04-03
US719166A US3483485A (en) 1967-04-29 1968-04-05 Temperature-stabilised crystal-controlled oscillator
DE19681766257 DE1766257C3 (en) 1967-04-29 1968-04-26 Temperature compensated crystal oscillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH616767A CH484462A (en) 1967-04-29 1967-04-29 Quartz oscillator with thermal compensation, for timepiece

Publications (1)

Publication Number Publication Date
CH484462A true CH484462A (en) 1970-01-15

Family

ID=4305314

Family Applications (3)

Application Number Title Priority Date Filing Date
CH1003369A CH488330A (en) 1967-04-29 1967-04-29 Thermally compensated quartz oscillator
CH616767A CH484462A (en) 1967-04-29 1967-04-29 Quartz oscillator with thermal compensation, for timepiece
CH616767D CH616767A4 (en) 1967-04-29 1967-04-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1003369A CH488330A (en) 1967-04-29 1967-04-29 Thermally compensated quartz oscillator

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH616767D CH616767A4 (en) 1967-04-29 1967-04-29

Country Status (1)

Country Link
CH (3) CH488330A (en)

Also Published As

Publication number Publication date
CH488330A (en) 1970-03-31
CH616767A4 (en) 1969-09-30

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Legal Events

Date Code Title Description
PL Patent ceased