Patent ID: 8534899
Filing Date: 2013-09-17
Classification: G02B

Abstract:
1. A backlight module, characterized in that said backlight module comprises: a frame component; a light guide plate module disposed on said frame component and including a plurality of adjacently arranged light guide plates, wherein said adjacently arranged light guide plates are a flat light guide plate and two wedge-shaped light guide plates, wherein said flat light guide plate is disposed at the center of said frame component and includes: a first side and a second side opposite to each other, a light emitting surface disposed between said first side and said second side, and two light entrance surfaces disposed at said first side and said second side, respectively; said wedge-shaped light guide plates are disposed separately on said frame component and are closely adjacent to said first side and said second side of said flat light guide plate, respectively; each of the wedge-shaped light guide plates has a light emitting surface and a light entrance surface; said light emitting surfaces of said wedge-shaped light guide plates and said flat light guide plate are on a same plane; said light entrance surface of said wedge-shaped light guide plates are relatively away from said light entrance surfaces of said flat light guide plate, bottoms of said flat light guide plate and said wedge-shaped light guide plates have double-sided reflecting tapes to adhere securely on said frame component; and a plurality of light emitting modules disposed on said frame component and facing said light entrance surfaces of said light guide plates, respectively, so as to correspondingly provide independently controlled incident light source, wherein said light emitting modules corresponding to said light entrance surfaces of said flat light guide plate are adhered securely by said double-sided reflecting tape on the bottom of said wedge-shaped light guide plates.