Backlight unit and display device

摘要

A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, the invention provides a light generating device comprising: a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, at least one of the light source devices including a light emitting diode for generating the light; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; a second layer covering the light source devices and the reflection layer and configured to propagate the light reflected by the reflection layer, the second layer including a plurality of depressed portions, at least one of the depressed portions disposed between two adjacent light source devices among the plurality of light source devices; and at least one third layer disposed on the second layer and configured to diffuse the light propagated by the second layer.

主权项

1. A light generating device comprising:
a substrate; a plurality of light source devices disposed on the substrate and configured to emit light, at least one of the light source devices including a light emitting diode for generating the light; a reflection layer disposed on a surface of the substrate on which the plurality of light source devices are formed, and configured to reflect the light emitted from the light source devices; a resin layer covering the light source devices and the reflection layer and configured to propagate the light reflected by the reflection layer, the resin layer including a plurality of depressed portions, at least one of the depressed portions disposed between two adjacent light source devices among the plurality of light source devices; and at least one diffusion layer disposed on the resin layer and configured to diffuse the light propagated by the resin layer, wherein the substrate is contacted with the plurality of light source devices.