LG Display Co., Ltd.
Backlight unit and display device

Last updated:

Abstract:

A backlight unit for a display device includes a light path control pattern disposed over a light source and including portions having different types of reflective characteristic and a reflective layer disposed on a substrate where the light source is mounted and including portions having different types of reflective characteristic, a light guide distance of a light emitted from the light source can be increased and a light uniformity can be maintained, so that as a light can be supplied to each area evenly while increasing a distance between the light sources and reducing the number of the light sources, an image quality of the backlight unit can be enhanced.

Status:
Grant
Type:

Utility

Filling date:

21 Jul 2021

Issue date:

6 Sep 2022