公开(公告)号：US11355568B2

公开(公告)日：2022-06-07

申请号：US16542850

申请日：2019-08-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji-Hyun Ka ,  Taegeun Kim ,  Ki Myeong Eom ,  Kwangsae Lee

IPC: H01L27/32 ,  H01L27/12 ,  H01L21/44 ,  H01L29/786 ,  H01L29/423 ,  H01L29/417

Abstract: An organic light emitting diode (“OLED”) display device includes a substrate having a display region including a light emitting region and a peripheral region, and a pad region located in one side of the display region, a plurality of light emitting structures on the substrate in the light emitting region, and a plurality of fan-out wirings including a low fan-out wiring in the peripheral region on the substrate, a middle fan-out wiring on the low fan-out wiring, the middle fan-out wiring overlapping at least a portion of the low fan-out wiring, and an upper fan-out wiring on the middle fan-out wiring, the upper fan-out wiring overlapping at least a portion of the low fan-out wiring.