公开(公告)号：US20210202889A1

公开(公告)日：2021-07-01

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: H01L51/52 ,  H01L51/56

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：US20230135044A1

公开(公告)日：2023-05-04

申请号：US18087860

申请日：2022-12-23

Applicant: LG DISPLAY CO., LTD.

Inventor： Seonghyun KIM ,  Hojin RYU ,  Jaeki LEE ,  Youngmu OH ,  Suphil KIM ,  Jonghoon YEO ,  Jihoon LEE ,  Changyong GONG

IPC: H10K59/122 ,  H10K59/35 ,  H10K50/813 ,  H10K71/00

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.

公开(公告)号：US20210202611A1

公开(公告)日：2021-07-01

申请号：US17138044

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： Suphil KIM ,  Youngmu OH ,  Jihoon LEE ,  Changyong GONG

IPC: H01L27/32

Abstract: A display panel is discussed. The display panel includes a substrate, sub-pixels disposed on the substrate along pixel rows and pixel columns, light emitting layers provided on each of the sub-pixels, dummy patterns disposed to correspond to the sub-pixels, a hank disposed between the dummy patterns, and a connection pattern connecting at least two of the dummy patterns, disposed with the light emitting layers outputting light of a same color among the dummy patterns, to each other, wherein each of the light emitting layers is disposal by being extended from each of the sub-pixels to each of the dummy patterns corresponding to each of the sub-pixels.

公开(公告)号：US20210175459A1

公开(公告)日：2021-06-10

申请号：US17108559

申请日：2020-12-01

Applicant: LG Display Co., Ltd.

Inventor： Jeongwon LEE ,  Seonghyun KIM ,  JaeKi LEE ,  Changyong GONG

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light emitting display device includes a substrate including a display area and a non-display area, an overcoat layer on the substrate, a plurality of first electrodes assigned to a plurality of sub-pixels and on the overcoat layer, a first bank in the display area and the non-display area and including a plurality of first openings exposing the plurality of first electrodes, a second bank on the first bank which is in the display area and the non-display area and including a plurality of second openings exposing the plurality of first electrodes, and an organic light emitting layer on the plurality of second openings, respectively, wherein in the non-display area, the plurality of second openings each include a first dummy opening adjacent to the display area, and wherein at least one among the plurality of second openings includes a second dummy opening extending from the first dummy opening.