Separate type projection image display device and method of swit

Details Separate type projection image display device and method of swit Separate type projection image display device and method of swit

1998-08-26

2000-04-11

Dowling, William C.

Optics: image projectors

Composite projected image

353122, 345115, G03B 2114

Patent

active

06048067&

ABSTRACT:
In a projection image display device for displaying a normal image of a proper direction, an inverted image is previously stored together with a reference image and displayed along with the reference image as a selectable option of a selection screen. If any inversion is made, there exists a selectable option which can be correctly viewed. By selecting the same option, it is switched to a correct image.

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patent: 5467152 (1995-11-01), Wilson et al.
patent: 5696531 (1997-12-01), Suzuki et al.
patent: 5730517 (1998-03-01), Berglund
patent: 5956180 (1999-09-01), Bass et al.
patent: 5986634 (1999-11-01), Alioshin et al.

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