公开(公告)号：US11423827B2

公开(公告)日：2022-08-23

申请号：US16439314

申请日：2019-06-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hong Bo Kim ,  Won Jun Lee ,  Yoon Jung Chai ,  Chol Ho Kim ,  Hyo Chul Lee

IPC: G09G3/32 ,  H01L27/32

Abstract: A display device includes: a substrate including a display region including a plurality of pixel regions, and a non-display region at a periphery of the display region; a pixel circuit layer including a plurality of circuit elements in the display region; a display element layer including a plurality of light emitting devices in the display region on the pixel circuit layer; and first and second alignment lines in the non-display region, the first and second alignment lines each having a multi-layered structure. Each of the first and second alignment lines includes: a main line in a same layer as at least one electrode in the display element layer; and at least one sub-line electrically connected to the main line, the at least one sub-line in a same layer as at least one electrode in the pixel circuit layer.

公开(公告)号：US12170309B2

公开(公告)日：2024-12-17

申请号：US17765296

申请日：2020-06-05

Applicant: Samsung Display Co., LTD.

Inventor： Won Jun Lee ,  Chol Ho Kim ,  Hong Bo Kim

IPC: H01L27/15 ,  H01L33/00 ,  H01L33/24 ,  H01L33/44

Abstract: A display device comprises a display area, a non-display area surrounding the display area, pixels disposed in the display area of the substrate, each of the pixels including a first electrode, a second electrode, and light-emitting elements electrically connected to the first electrode and the second electrode, and a first voltage wiring disposed in the display area and the non-display area, the first voltage wiring electrically connected to at least some of the pixels. The first voltage wiring includes a first separation wiring disposed in the non-display area, and a second separation wiring disposed in the non-display area and spaced apart from the first separation wiring.