Real time apparatus for adjusting contrast ratio of liquid cryst

Details Real time apparatus for adjusting contrast ratio of liquid cryst Real time apparatus for adjusting contrast ratio of liquid cryst

1987-10-22

1989-12-19

Brigance, Gerald

Communications: electrical

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G09G 300

Patent

active

048885991

ABSTRACT:
Method and apparatus for manipulating the gray scale voltage levels in liquid crystal displays, in order to provide for enhanced image quality, over temperature extremes by monitoring the actual transmittance through the liquid crystal over time and comparing the information with earlier information.

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