Patent ID: 7916222

Claim:
A stereoscopic display device comprising: a display unit including a first group of pixels for displaying a first image and a second group of pixels for displaying a second image; a barrier forming a transparent region and an opaque region such that the first and second images transmit the barrier in a first mode and the first and second images are observed at different points in a second mode; a first light source for supplying light to the display unit having light emitting diodes for emitting red, green and blue light; a second light source for supplying light to the display unit having light emitting diodes for emitting red, green and blue light; and a mode controller to control the barrier, the first light source and the second light source in the first and second modes, wherein the mode controller turns on only the first light source in the second mode and turns on both the first and the second light source in the first mode, said second mode creates a two-dimensional image and said first mode creates a three-dimensional image as seen by a viewer.