公开(公告)号：US11582876B2

公开(公告)日：2023-02-14

申请号：US17106769

申请日：2020-11-30

Applicant: LG DISPLAY CO., LTD.

Inventor： Dae-Hoon Ko ,  Yong-Ik Hwang ,  Bo-Ra Kim

IPC: H05K5/02 ,  H05K5/00

Abstract: A foldable display device includes a display panel including first and second display areas and a folding part between the first and second display areas; first and second system units disposed under the display panel and corresponding to the first and second display areas, respectively, an elastic plate between the display panel and the first and second system units; and a hinge system corresponding to the folding part and disposed on rear surfaces of the first and second system units, the hinge system including a first hinge portion on the rear surface of the first system unit and a second hinge portion on the rear surface of the second system unit, wherein the first and second hinge portions are rotatably hinge-combined with each other.

公开(公告)号：US11112645B2

公开(公告)日：2021-09-07

申请号：US16196868

申请日：2018-11-20

Applicant: LG DISPLAY CO., LTD

Inventor： Dae-Hoon Ko ,  Dong-Hyeok Kim

IPC: G02F1/13357 ,  G02F1/1335 ,  G02F1/1334 ,  F21V8/00

Abstract: A liquid crystal display device includes a liquid crystal panel, an optical sheet positioned below the liquid crystal panel, a light guide plate positioned below the optical sheet, a selective light-blocking panel positioned below the light guide plate, a reflector positioned below the selective light-blocking panel, and a light emitting diode (LED) assembly positioned on a side of the light guide plate, wherein the selective light-blocking panel is sectioned into a plurality of blocks, and transmits, or diffuses and reflects light emitted to a back surface of the light guide plate for each of blocks.