Color permuting light projector

Details Color permuting light projector Color permuting light projector

2005-10-28

2009-06-09

Blackman, Rochelle-Ann J (Department: 2862)

Optics: image projectors

Color filter

C353S037000, C359S634000, C348S743000, C348S771000

Reexamination Certificate

active

07543943

ABSTRACT:
A light projector includes a light source configured to output a light beam, a display screen configured to display a color image containing pixels, and a color filter positioned between the light source and the projection screen. The light projector also includes a device for sequentially permuting colors of the pixels for a plurality of frames. The device includes at least one of a device for shifting a position of the color filter with respect to the light beam and a device for shifting a path of the light beam that passes through the color filter.

REFERENCES:
patent: 6464359 (2002-10-01), Owen et al.
patent: 6498686 (2002-12-01), Hubby, Jr.
patent: 6511182 (2003-01-01), Agostinelli et al.
patent: 2002/0171778 (2002-11-01), Hubby, Jr.
patent: 2004/0105266 (2004-06-01), Kim et al.
patent: 2006/0098169 (2006-05-01), Blonde et al.
patent: 2006/0170872 (2006-08-01), Zhang

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