FR921178A - Improvements in methods and devices for stabilizing the frequency of crystal oscillators - Google Patents

Improvements in methods and devices for stabilizing the frequency of crystal oscillators

Info

Publication number
FR921178A
FR921178A FR921178DA FR921178A FR 921178 A FR921178 A FR 921178A FR 921178D A FR921178D A FR 921178DA FR 921178 A FR921178 A FR 921178A
Authority
FR
France
Prior art keywords
stabilizing
frequency
methods
devices
crystal oscillators
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.)
Expired
Application number
Other languages
French (fr)
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.)
SIF Societe Independante de Telegraphie Sans Fil
Original Assignee
SIF Societe Independante de Telegraphie Sans Fil
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 SIF Societe Independante de Telegraphie Sans Fil filed Critical SIF Societe Independante de Telegraphie Sans Fil
Application granted granted Critical
Publication of FR921178A publication Critical patent/FR921178A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
    • H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
    • 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
    • H03L1/028—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only of generators comprising piezoelectric resonators
FR921178D 1945-11-05 1945-11-05 Improvements in methods and devices for stabilizing the frequency of crystal oscillators Expired FR921178A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921178T 1945-11-05

Publications (1)

Publication Number Publication Date
FR921178A true FR921178A (en) 1947-04-29

Family

ID=9434148

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921178D Expired FR921178A (en) 1945-11-05 1945-11-05 Improvements in methods and devices for stabilizing the frequency of crystal oscillators

Country Status (1)

Country Link
FR (1) FR921178A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293244B (en) * 1966-09-02 1969-04-24 Siemens Ag Circuit arrangement for compensating the temperature response of quartz crystals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293244B (en) * 1966-09-02 1969-04-24 Siemens Ag Circuit arrangement for compensating the temperature response of quartz crystals

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