公开(公告)号：US12113160B2

公开(公告)日：2024-10-08

申请号：US17527885

申请日：2021-11-16

Applicant: LG Display Co., Ltd.

Inventor： JunHyuk Song ,  Hyokang Lee ,  Hyowon Kwon ,  MoonBae Gee ,  KiHan Kim

IPC: H01L33/62 ,  H01L25/075 ,  H01L25/16 ,  H01L27/15 ,  H01L33/00 ,  H10K59/122 ,  H10K59/123 ,  H10K59/131

CPC classification number: H01L33/62 ,  H01L27/156 ,  H01L33/005 ,  H01L2933/0066

Abstract: According to an aspect of the present disclosure, the display device includes a lower substrate and a plurality of pixel substrates disposed on the lower substrate. The display device also includes a plurality of transistors disposed on the plurality of pixel substrates and a planarization layer disposed on the plurality of pixel substrates to cover upper portions of the plurality of transistors. The display device further includes a plurality of individual connection pads and a common connection pad disposed on the planarization layer. The display device also includes a plurality of light emitting diodes disposed on the plurality of individual connection pads and the common connection pad. At least one of the plurality of individual connection pads and the common connection pad may have a multilayer structure.