公开(公告)号：US20200183222A1

公开(公告)日：2020-06-11

申请号：US16704908

申请日：2019-12-05

Applicant: LG Display Co., Ltd.

Inventor： YongJoong Yoon ,  JaeJung Han ,  JinRyun Kim

IPC: G02F1/1333 ,  G09G3/36 ,  G09G3/34 ,  G02F1/1335 ,  G02F1/1334 ,  G02F1/1343

Abstract: Disclosed is a backlight unit including a light guide member including one side surface and the other side surface parallel to the one side surface, a light source module disposed on the one side surface of the light guide member, and a local dimming part disposed on the light guide member and including a liquid crystal layer, wherein the liquid crystal layer has an inclined surface disposed between the one side surface and the other side surface of the light guide member.