Projection-type display device

Details Projection-type display device Projection-type display device

1998-09-24

2000-08-29

Dowling, William

Optics: image projectors

Miscellaneous

353 75, 359450, G03B 2114

Patent

active

061097535

ABSTRACT:
A rear-type projection display device is provided, in which even a liquid crystal panel having several point defects is used, the point defects are hardly recognized. According to the present invention, in order not to display the display defects (the bright spots or unlit defects) that take place when a light from a light source transmits a liquid crystal panel having the point defects, means for correcting the display defects is provided on the liquid crystal panel side of a screen.

REFERENCES:
patent: 4083626 (1978-04-01), Miyahara et al.
patent: 4705357 (1987-11-01), Dietch
patent: 5796499 (1998-08-01), Wenyon
patent: 5875013 (1999-02-01), Hiroshi

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