Electronic timepiece

Details Electronic timepiece Electronic timepiece

1979-10-30

1982-09-21

Truhe, J. V.

Oscillators

Electromechanical resonator

Crystal

331176, H03F 130

Patent

active

043509614

ABSTRACT:
An electronic timepiece including an X-cut quartz crystal resonator and a capacitor to compensate the frequency-temperature characteristics of said quartz crystal resonator, wherein said capacitor comprises a plurality of ceramic capacitor elements having a different Temperature of Curie Point.

REFERENCES:
patent: B527693 (1976-02-01), Waku
patent: 2256931 (1941-09-01), Wolfskill
patent: 4109456 (1978-08-01), Yamada et al.
patent: 4159622 (1979-07-01), Akahane
patent: 4223524 (1980-09-01), Nakagawa

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