公开(公告)号：US20230200204A1

公开(公告)日：2023-06-22

申请号：US17984965

申请日：2022-11-10

Applicant: LG Display Co., Ltd.

Inventor： MinHo LEE ,  Eun ROH ,  Changwoo CHUN ,  Giyoun KIM ,  Sejin JANG ,  Minwan KIM ,  Yeonjae JEONG

IPC: H01L51/00 ,  H01L51/52 ,  G06F1/16

CPC classification number: H01L51/0048 ,  H01L51/0097 ,  H01L51/5246 ,  G06F1/1652

Abstract: The present disclosure relates to a flexible display device, and according to an aspect of the present disclosure, a flexible display device includes a display panel including a folding area and a non-folding area; a back plate which is disposed below the display panel and supports the display panel; and a bottom plate which is disposed below the back plate and includes a plurality of grooves so as to correspond to the folding area, and a plurality of nano helix structures disposed so as to correspond to the plurality of grooves. Therefore, the flexible display device forms a groove pattern in the bottom plate, and includes a nano helix structure in each of the plurality of grooves, to effectively relieve the folding stress and reduce the visibility of the pattern, finally an appearance quality may be improved.

公开(公告)号：US20240143026A1

公开(公告)日：2024-05-02

申请号：US18220680

申请日：2023-07-11

Applicant: LG Display Co., Ltd.

Inventor： Kelly Sooyeun SONG ,  MinHo LEE ,  Giyoun KIM

IPC: G06F1/16 ,  H04M1/02

CPC classification number: G06F1/1616 ,  G06F1/1652 ,  G06F1/1656 ,  H04M1/0216 ,  H04M1/0268

Abstract: A display apparatus can include a display panel including a folding area and a non-folding area adjacent to the folding area. The display apparatus can further include a supporting substrate disposed below the display panel, and including a plurality of opening patterns corresponding to the folding area, and a plurality of hole patterns or a plurality of groove patterns corresponding to the non-folding area.