Patent ID: 9335460
Filing Date: 2016-05-10
CPC Classification: G02B

Claim Text:
1. A light guide plate for use in a backlight module, comprising a light incidence surface, a light exit surface, and a bottom surface opposite to the light exit surface, the light incidence surface connected between the bottom surface and the light exit surface, the light guide plate having an interior in which an internal chamber is formed, the internal chamber comprising two opposite sidewalls and an end wall connected between the two sidewalls, the end wall being substantially parallel to the light incidence surface and spaced from the light incidence surface, the internal chamber comprising a light source provided at a connection site between the end wall and each of the two sidewalls, whereby light that enters through the light incidence surface and light emitting from the two light sources are subjected to refraction and/or reflection within the internal chamber and then project outward through the light exit surface.