LCD control device

Details LCD control device LCD control device

1989-12-13

1991-12-24

Brier, Jeffery A.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340752, G09G 318

Patent

active

050756761

ABSTRACT:
A liquid crystal display control device uses first and second common signals supplied to two segments forming a pair in a liquid crystal display element to always generate four kinds of segment signals synchronizing with these two common signals and selectively supply one segment signal among them to the two segments to control their display operations.

REFERENCES:
patent: 3831166 (1974-08-01), De Nardo
patent: 3961840 (1976-06-01), Morokawa et al.
patent: 4380371 (1983-04-01), Frantz

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