Back Light Unit by Use of White LED and Emission Method of White Light in High Purity

摘要

The present invention relates to a backlight unit using a white LED and a high purity white light emitting method.;The white light emitting diode used in the present invention is characterized in that the blue light emitting diode is coated with a transparent resin doped with a white light phosphor. It is characterized by being coated.;The backlight unit of the present invention includes the diode, the diffusion plate, and the light guide plate.;When the backlight unit of the present invention is applied to a small and medium sized display terminal, the device can be miniaturized and a high power saving effect can be obtained.