Integrated circuit for a time-piece

Horology: time measuring systems or devices – Chronological – With pulse transforming means

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368187, G04C 1900, G04C 900

Patent

active

043453201

ABSTRACT:
An integrated circuit for a time-piece including an oscillator, a frequency divider, an electronic circuit for effecting at least one auxiliary function depending on information delivered to the inputs thereof, a circuit for controlling a display and a circuit for setting the time. The integrated circuit is provided with a first group of terminals for enabling connection of the integrated circuit with external components such as a piezo-electric resonator, the display, and the time-setting circuit.

REFERENCES:
patent: 3712995 (1973-01-01), Stuedel
patent: 3812669 (1974-05-01), Wiget et al.
patent: 3895486 (1975-07-01), Hammer et al.
patent: 3916612 (1975-11-01), Merokala et al.
patent: 3945194 (1976-03-01), Gollinger
patent: 4055945 (1977-11-01), Schwarlschild et al.
patent: 4092820 (1978-06-01), Kume et al.
patent: 4093873 (1978-06-01), Vannier et al.
patent: 4199726 (1980-04-01), Bukoske et al.
patent: 4254494 (1981-03-01), Maeda
Basic Digital Electronics, Rat Ryan, 1975, pp. 146-149.

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