Matrix type liquid crystal display

Details Matrix type liquid crystal display Matrix type liquid crystal display

1978-10-27

1981-07-28

Trafton, David L.

Communications: electrical

Land vehicle alarms or indicators

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

340812, 350333, G08B 536

Patent

active

042813247

ABSTRACT:
In a method for driving row electrodes (or column electrodes) of a matrix type liquid crystal display panel having a predetermined number of the row electrodes and a predetermined number of the column electrodes, different drive voltages are supplied to the row electrodes or the column electrodes so as to assure, the highest contrast despite different viewing or displaying positions.

REFERENCES:
patent: 3848247 (1974-11-01), Sherr
patent: 3955187 (1976-05-01), Bigelow
patent: 3982239 (1976-09-01), Sherr
patent: 4040719 (1977-08-01), Schiebelhuth
patent: 4044346 (1977-08-01), Akahane et al.

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