公开(公告)号：US20210020856A1

公开(公告)日：2021-01-21

申请号：US17062884

申请日：2020-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Dohyun KWON ,  Minjung LEE ,  Jaeneung KIM ,  Mi JANG ,  Haseok JEON ,  Changyong JUNG

IPC: H01L51/00 ,  H01L27/32 ,  G06F1/16 ,  G09F9/30 ,  H04M1/02 ,  G06F3/041 ,  G06F3/044 ,  H01L51/50 ,  H01L51/52

Abstract: A flexible display apparatus includes a flexible substrate including a display area and a bending area outside the display area, the bending area to be bent around a bending axis; an inorganic insulating layer on the flexible substrate; a cut unit in the inorganic insulating layer in the bending area; a stress relaxation layer filling the cut unit and extending into the display area; a wiring part on the stress relaxation layer in the bending area; a planarization layer covering the wiring part and on the stress relaxation layer; and a display on the planarization layer in the display area and electrically connected to the wiring part.