Projector for achieving a wide varity of gradation and color...

Details Projector for achieving a wide varity of gradation and color... Projector for achieving a wide varity of gradation and color...

2011-05-17

2011-05-17

Luu, Thanh X (Department: 2878)

Optics: image projectors

Color filter

C353S031000

Reexamination Certificate

active

07942534

ABSTRACT:
A projector, includes: an illumination device that radiates plural colors of light in a time-sharing manner; a reflective optical modulator that forms, based on input image information, an optical image for each of the plural colors of light radiated from the illumination device in a time-sharing manner; a projection optical device that projects the optical images of the plural colors of light formed by the reflective optical modulator; and a controller that controls the illumination device and the reflective optical modulator, the controller including: an image information analyzer that analyzes the input image information; and an illumination time controller that dynamically changes and controls illumination time of the plural colors of light by the illumination device based on an analysis result by the image information analyzer.

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