Patent ID: 9201266
Filing Date: 2015-12-01
Classification: G02B,G02F,Y10T

Abstract:
1. A backlight unit comprising: a light guide plate which guides incident light from a lateral side of the light guide plate toward a liquid crystal display (LCD) panel placed in front of the light guide plate; a blue light source unit which comprises a blue light source which emits a blue light and a light source supporting member which supports the blue light source and is arranged adjacent to the lateral side of the light guide plate; a supporting frame which is arranged in the backlight unit; a quantum dot (QD) bar which is arranged between the lateral side of the light guide plate and the blue light source, and converts a color of the blue light emitted from the blue light source to a white light; and a QD-bar fastening unit which fastens the QD bar to at least one of the light source supporting member and the supporting frame, wherein the light source supporting member and the supporting frame cannot be moved, wherein the QD-bar fastening unit comprises recessed portions of at least one of the light source supporting member and the supporting frame.