公开(公告)号：US20230253523A1

公开(公告)日：2023-08-10

申请号：US18075766

申请日：2022-12-06

Applicant: Samsung Display Co., LTD.

Inventor： HEENA KIM ,  SANGJIN PARK ,  INKYUNG YOO ,  SANG JIN LEE

IPC: H01L33/00

CPC classification number: H01L33/005 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A method of providing a display device includes providing a preliminary active layer, providing a preliminary insulation layer on the preliminary active layer, providing a doped area of the preliminary active layer, the providing of the doped area including providing impurities through the preliminary insulation layer on the preliminary active layer and to a portion of the preliminary active layer corresponding to the doped area, providing removal of the preliminary insulation layer from the preliminary active layer having the doped area, and providing crystallizing of the preliminary active layer having the doped area, the providing of the crystallizing including irradiating a laser to the preliminary active layer having the doped area to define an active layer of the display device which has the doped area.

公开(公告)号：US20230137822A1

公开(公告)日：2023-05-04

申请号：US17879472

申请日：2022-08-02

Applicant: Samsung Display Co., LTD.

Inventor： INKYUNG YOO ,  HEENA KIM ,  SANG JIN LEE

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display panel that includes a substrate that has a first area, a second area surrounding the first area, a third area surrounding the second area, a partition on the substrate in the second area, a first layer and a second layer on the first layer, and at least one groove on an upper surface of the second layer and a display element layer on the substrate in the third area and adjacent to the partition is provided.