公开(公告)号：US20200373459A1

公开(公告)日：2020-11-26

申请号：US16878227

申请日：2020-05-19

Applicant: LG DISPLAY CO., LTD.

Inventor： Kyunghoon HAN ,  Wonhoe KOO ,  YongCheol KIM ,  Dongmin SIM ,  YoungDock CHO

IPC: H01L33/14 ,  H01L33/38 ,  H01L33/56 ,  H01L33/58 ,  H01L25/075

Abstract: A light emitting display apparatus can include an insulating layer on a substrate and the insulating layer includes a base portion and a protrusion portion. The light emitting display apparatus further includes a first electrode covering an upper portion of the base portion and a side portion and an upper portion of the protrusion portion. The light emitting display apparatus further includes a bank layer covering a portion of the insulating layer and a portion of the first electrode and having a concave portion. The light emitting display apparatus further includes a light emitting layer on the first electrode and the bank layer, and a second electrode on the light emitting layer.

公开(公告)号：US20200373366A1

公开(公告)日：2020-11-26

申请号：US16869132

申请日：2020-05-07

Applicant: LG Display Co., Ltd.

Inventor： Dongmin SIM ,  Wonhoe KOO ,  Hyekyung CHOI ,  YongCheol KIM ,  Kyunghoon HAN ,  YoungDock CHO

IPC: H01L27/32 ,  H01L51/52

Abstract: A light emitting display apparatus according to an exemplary embodiment of the present disclosure includes an insulating layer on a substrate and including a base portion and a protrusion portion having an uneven portion at a part of the base portion, a first electrode covering an upper portion of the base portion and a side portion and a upper portion of the protrusion portion and disposed along the shape of the uneven portion, a bank layer covering a part of the insulating layer and a part of the first electrode, and an emission layer on the first electrode and the bank layer, and a second electrode on the emission layer.