公开(公告)号：US20210257577A1

公开(公告)日：2021-08-19

申请号：US17011252

申请日：2020-09-03

Applicant: Samsung Display Co., Ltd.

Inventor： Kiho Bang ,  Wonsuk Choi

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes: a substrate including a display area and a non-display area; a circuit portion including a first circuit portion and a second circuit portion on the non-display area; a valley portion separating the first circuit portion and the second circuit portion from each other; and a thin film encapsulation layer sealing the display area, the thin film encapsulation layer extending from the display area to the valley portion, and the first circuit portion is between the valley portion and the display area, the second circuit portion is at an outside of the valley portion, an internal layer on the first circuit portion includes a plurality of island portions that are apart from one another in a first direction and a second direction crossing the first direction, and an external layer on the second circuit portion includes at least one groove extending in the first direction.

公开(公告)号：US10312299B2

公开(公告)日：2019-06-04

申请号：US15662105

申请日：2017-07-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sanghyun Jun ,  Kiho Bang ,  Eunae Jung ,  Keunlim Ku ,  Mi-ran Ji

IPC: G06F3/041 ,  H01L27/32 ,  G06F3/044 ,  H01L51/52

Abstract: A display device includes an organic light emitting display panel defining a display area for displaying an image and a non-display area adjacent the display area, and including a base layer, a circuit layer on the base layer, a light emitting device layer on the circuit layer, and a thin film sealing layer on the light emitting device layer and divided into a first thin film sealing area, and a second thin film sealing area adjacent the first thin film sealing area, and a touch detection unit including a first sensor part on the first thin film sealing area of the thin film sealing layer, and a second sensor part on the second thin film sealing area of the thin film sealing layer, wherein an upper surface of the thin film sealing layer that faces the touch detection unit includes a first upper surface in the first thin film sealing area, and a second upper surface in the second thin film sealing area and protruding away from the base layer.