Title:
HIGHLY STABLE CRYSTAL OSCILLATOR
Document Type and Number:
Japanese Patent JPS5368154
Kind Code:
A
Abstract:
PURPOSE: To increase the stability to the temperature change and the change in power supply voltage of the output frequency of the crystal oscillator, by providing the temperature control circuit and the regulating power supply circuit with the external and internal constant temperature chamber respectively.
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Inventors:
TAKEUCHI MUTSUO
CHIBA KAZUHARU
CHIBA KAZUHARU
Application Number:
JP14411376A
Publication Date:
June 17, 1978
Filing Date:
November 30, 1976
Export Citation:
Assignee:
FUJITSU LTD
International Classes:
H03B5/32; G05D23/00; H03H9/02; H03H9/08; H03L1/04; (IPC1-7): G05D23/19; H03B5/04; H03B5/32; H03H9/00