Patent ID: 8154687
Filing Date: 2012-04-10
Classification: G02B,G02F

Abstract:
1. A liquid crystal display (LCD) device, comprising: an LC panel; a light guide plate disposed below the LC panel, an upper surface having formed the flat portions and having light scattering patterns formed in a plurality of groups at one or more edge regions on the upper surface thereof; and light emitting devices disposed at a side wall of the light guide plate, each light emitting device disposed to correspond to a region between the light scattering patterns; wherein the light emitting devices includes LED packages arranged on a printed circuit board with a constant gap, and wherein the light scattering pattern is disposed on an upper surface of the light guide plate so as to correspond to a region between the light emitting devices adjacent to each other; wherein the light scattering patterns include embossing patterns, wherein a distance of the light scattering pattern is within a range of 20˜30mm in a moving direction of light incident from the light guide plate's edge.