公开(公告)号：US10475868B2

公开(公告)日：2019-11-12

申请号：US15923792

申请日：2018-03-16

Applicant: LG DISPLAY CO., LTD.

Inventor： Jaesoo Park ,  Dongchae Shin

IPC: H01L27/32 ,  H01L51/00

Abstract: A flexible display device according to an embodiment includes a flexible plate including a display area, a non-display area surrounding the display area, an edge bending area near the display area in the non-display area and a pad area extending from the edge bending area; a first thin film transistor in the display area on the flexible plate; a first line disposed in the edge bending area on the flexible plate; a first buffer layer covering the first line; a second line on the first buffer layer in the edge bending area; a second buffer layer covering the second line; a connecting electrode is electrically connected the first line and the second line in the edge bending area; and a plurality of trenches disposed at the edge bending area and penetrating the second buffer layer and the first buffer layer.

公开(公告)号：US09954043B2

公开(公告)日：2018-04-24

申请号：US15385430

申请日：2016-12-20

Applicant: LG DISPLAY CO., LTD.

Inventor： Jaesoo Park ,  Dongchae Shin

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3258 ,  H01L27/3262 ,  H01L27/3272 ,  H01L27/3276 ,  H01L51/0097 ,  H01L2251/5338 ,  Y02E10/549

Abstract: The present disclosure relates to a flexible organic light emitting diode display having an edge bending structure. The organic light emitting diode display according to an embodiment includes a flexible plate including a display area, a non-display area surrounding the display area, and an edge bending area near the display area in the non-display area; a first line disposed in the non-display area on the flexible plate; a first buffer layer covering the first line; a second line on the first buffer layer in the non-display area; a second buffer layer covering the second line; gate elements disposed on the second buffer layer; an intermediate insulating layer covering the gate elements; data elements, and a connecting electrode connecting the first line to the second line on the intermediate insulating layer; and a plurality of trenches disposed at the edge bending area and penetrating the intermediate insulating layer, the second buffer layer and the first buffer layer.