Calendar display device

Details Calendar display device Calendar display device

1980-02-13

1982-10-12

Mancene, Gene

Card, picture, or sign exhibiting

Calendars

368 30, G09D 300, G04B 1924

Patent

active

043531784

ABSTRACT:
A liquid crystal calendar display device presents a full month of dates in a large-sized format. Sunday is always located in the left column or in the alternative in the right column of the calendar display regardless of the day which is the first date in the presented month. Only 16 electrode patterns are used to form all dates, and months of twenty-eight to thirty-one days are accommodated. Display elements are driven by a V-2V AC amplitude selective multiplexed system.

REFERENCES:
patent: 3738099 (1973-06-01), Tanaka
patent: 4152768 (1979-05-01), Kuriya
patent: 4205516 (1980-06-01), Terao
patent: 4233681 (1980-11-01), Murata
patent: 4233681 (1980-11-01), Murata

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