公开(公告)号：US12022676B2

公开(公告)日：2024-06-25

申请号：US17138179

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： Jeongwon Lee ,  Jaeki Lee ,  Seonghyun Kim ,  Changyong Gong

IPC: H10K50/824 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00

CPC classification number: H10K50/824 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00

Abstract: A display panel includes a substrate including an emission area and a non-emission area; an auxiliary electrode placed in the non-emission area, and supplied with power for driving the display panel; a protective layer placed on the auxiliary electrode; a contact hole penetrating through the protective layer, and exposing the auxiliary electrode; a connection electrode placed in such a manner as to be in contact with the auxiliary electrode within the contact hole; an electron auxiliary layer placed on the connection electrode; a cathode electrode placed on the electron auxiliary layer; and a protrusion formed protruding from the connection electrode, wherein the protrusion is formed in such a manner as to form a shade region on the connection electrode, and the cathode electrode is in contact with the connection electrode in the shade region.

公开(公告)号：US11569312B2

公开(公告)日：2023-01-31

申请号：US16714789

申请日：2019-12-15

Applicant: LG Display Co., Ltd.

Inventor： Seonghyun Kim ,  Hojin Ryu ,  Jaeki Lee ,  Youngmu Oh ,  Suphil Kim ,  Jonghoon Yeo ,  Jihoon Lee ,  Changyong Gong

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  G09G3/3266 ,  G09G3/3275

Abstract: An organic light-emitting display comprises a substrate having a plurality of subpixels arranged in a row direction and a column direction crossing the row direction; a plurality of first electrodes respectively allocated to the plurality of subpixels and comprising a first sub-electrode arranged in a (3n−2) column, a second sub-electrode arranged in a (3n−1) column, and a third sub-electrode arranged in a 3n column (where n is a natural number of 1 or more); and a bank having an opening exposing the plurality of first electrodes, wherein the first sub-electrode has a convex part protruded toward the third sub-electrode that has a concave part corresponding to the convex part.