Patent ID: 8640954
Filing Date: 2014-02-04
Classification: G03B,H04N

Abstract:
1. A filter-free projector comprising: a light source unit configured to generate light beams with different colors, wherein said light source unit includes at least three independent lights; a sequence light color control module coupled to said light source unit and configured to switch said light source unit to emit light of different colors within a sequence, wherein switching-on time of two of said at least three independent lights is overlapped by a percentage or non-overlapped; a light-guiding device, wherein said at least three independent lights are associated with three sides of said light-guiding device; a digital mirror device panel having a plurality of mirror elements each configured to be controlled so as to reflect light fed from said light source unit, wherein said digital mirror device panel is configured to receive an image signal; and a lens positioned in a reflected light path from said digital mirror device panel, said lens configured to project an image.