DAP Type liquid crystal display with means for obscuring viewing

Details DAP Type liquid crystal display with means for obscuring viewing DAP Type liquid crystal display with means for obscuring viewing

1979-03-16

1983-05-17

Corbin, John K.

350332, G02F 116

Patent

active

043837379

ABSTRACT:
A DAP (Deformation of Aligned phase of Nematic) type liquid crystal display is enabled with a voltage having a periodically variable effective value. The displaying color of the DAP type liquid crystal display is changed by cyclic variation in the effective value of the applied voltage.

REFERENCES:
patent: 3785721 (1974-01-01), Harsch
patent: 3975726 (1976-08-01), Kawakami
patent: 4044546 (1977-08-01), Koike

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