Patent ID: 7186013
Filing Date: 2007-03-06
Classification: G02B

Abstract:
1. A backlight apparatus arranged under a Light Crystal Display (LCD) panel to illuminate the same, comprising: a lower reflective plate for reflecting incident light upward; a plurality of lower transparent plates placed on the lower reflective plate; a plurality of bar-shaped first light sources having Light Emitting Diodes (LEDs), the first light sources alternating with the lower transparent plates to emit light generated by the LEDs into the lower transparent plates; an upper transparent plate placed on the lower transparent plates and the lower light sources; a plurality of upper reflective plates spaced from each other at a predetermined interval and placed under the upper transparent plate in positions corresponding to the lower light sources to reflect incident light upward; and a bar-shaped upper light source having LEDs, and arranged at a side of the upper transparent plate to emit light into the transparent plate.