Patent ID: 7303288
Filing Date: 2007-12-04
Classification: G03B,H04N,Y10S

Abstract:
1. An image display device, comprising: light sources provided, respectively, for regions obtained by dividing an image forming region of an electro-optic modulator into plural regions to irradiate corresponding regions; a light source control portion that performs lighting control on the light sources; and the light source control portion performing the lighting control on the light sources for the respective regions independently in sync with writing of image data to the electro-optic modulator, and the lighting control being performed in such a manner that the light source corresponding to at least one region among the plural regions is kept unlit in a writing period for a screenful of image data wherein; when the light source for each region includes more than one light source, the light source control portion performing the lighting control on more than one light source to enhance homogeneity of illuminance within each region.