Title:
POWER SUPPLY VOLTAG E COMPENSATION OSCILLATING CIRCUIT FOR ELECTRONIC WATCHES
Document Type and Number:
Japanese Patent JPS52149464
Kind Code:
A
Abstract:
PURPOSE: To eliminate the oscillating frequency variation due to the step change of cell voltage and to enable high accuracy, small size, and thin thickness, by providing the power supply voltage compensating unit and voltage detecting circuit.
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Inventors:
NONAKA SATORU
Application Number:
JP6675476A
Publication Date:
December 12, 1977
Filing Date:
June 08, 1976
Export Citation:
Assignee:
SEIKO INSTR & ELECTRONICS
International Classes:
G04G3/00; G04C10/00; H03B5/32; H03B5/36; (IPC1-7): G04C3/00; H03B5/04