Liquid crystal display device

Details Liquid crystal display device Liquid crystal display device

1996-02-07

2000-08-29

Liang, Regina

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

345211, G09G 336

Patent

active

061115592

ABSTRACT:
A liquid crystal display apparatus having an amplitude detecting unit for detecting an amplitude of a supplied video signal; a liquid crystal display for displaying an image on a main surface based on the video signal; a backlight for giving off light with a luminance which can be freely set from the back surface of the liquid crystal display to the main surface; and a luminance setting unit for variably setting the luminance of the backlight based on the amplitude detected by the amplitude detecting unit.

REFERENCES:
patent: 5247286 (1993-09-01), Ishikawa
patent: 5313225 (1994-05-01), Miyadera
patent: 5406305 (1995-04-01), Shimomura
JP 01 007 867 A (Fujitsu General Ltd) Jan. 11, 1989.
JP 03 179 886 A (Toshiba Corp.) Aug. 5, 1991.
JP 07 129 113 A (Sharp Corp.) May 19, 1995.
JP 09 244 548 A (Canon Inc.) Sep. 19, 1997.

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