Method of driving a liquid crystal display device

Details Method of driving a liquid crystal display device Method of driving a liquid crystal display device

1987-12-18

1989-04-25

Corbin, John K.

Communications: electrical

Land vehicle alarms or indicators

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

340784, 340805, 350330, G02F 1133, G09G 336

Patent

active

048242110

ABSTRACT:
A method of driving a liquid crystal display device by a voltage averaging method comprises the step of operating this device at a bias ratio which is larger than the theoretically optimum bias ratio for the device so that unevenness in contrast is reduced.

REFERENCES:
patent: 3955187 (1976-05-01), Bigelow
patent: 4378557 (1983-03-01), Murata
patent: 4380008 (1983-04-01), Kawakami et al.
patent: 4604617 (1986-08-01), Morozumi

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