Horology: time measuring systems or devices – Chronological – With electro-optical display
Patent
1978-09-15
1981-11-24
Miska, Vit W.
Horology: time measuring systems or devices
Chronological
With electro-optical display
368156, G04C 1900, G04F 500
Patent
active
043028292
ABSTRACT:
An electronic timepiece includes a primary timepiece circuit unit including a frequency supply for providing a relatively high frequency signal, a frequency converter responsive to the relatively high frequency signal to provide a relatively low frequency time unit signal, timing signals, and a plurality of word pulses indicative of a plurality of data words representing time data concerning the current time, and a set of additional data other than the time data, a timekeeping register arranged to store the time data and the additional data, and display elements for displaying the time data and the additional data. A secondary timepiece circuit unit includes a register arranged to store the additional data to be transferred to the timekeeping register.
REFERENCES:
patent: 3813533 (1974-05-01), Cone et al.
patent: 3816730 (1974-06-01), Yamamoto et al.
patent: 3852952 (1974-12-01), Vittoz et al.
patent: 3914931 (1975-10-01), Tsuruishi
patent: 3931703 (1976-01-01), Scherer et al.
patent: 3939641 (1976-02-01), Nishimura et al.
patent: 3979681 (1976-09-01), Arnold
Hashimoto Yukio
Koga Keiichiro
Morokawa Shigeru
Nomura Yasushi
Sekiya Fukuo
Citizen Watch Company Limited
Miska Vit W.
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