Patent ID: 8681174

Claim:
An image display system, the system comprising: a position sensing unit to sense a position of user or one or more eyes of the user; a viewpoint calculating unit to calculate a viewpoint corresponding to the sensed position; a rendering unit to set a sub-pixel, of a three-dimensional (3D) pixel having plural sub-pixels, to have color information from a viewpoint image of the sub-pixel, with a viewpoint of the sub-pixel and the viewpoint image of the sub-pixel being determined to be corresponding to the calculated viewpoint, and to set at least one other sub-pixel of the 3D pixel having a different viewpoint from the viewpoint of the sub-pixel to have additional color information of the viewpoint image of the sub-pixel; and a display unit to display the color information of the sub-pixel and the additional color information of the at least one other sub-pixel.