公开(公告)号：US20240038826A1

公开(公告)日：2024-02-01

申请号：US18314993

申请日：2023-05-10

Applicant: Samsung Display Co., LTD.

Inventor： Seung Kyu LEE ,  Jung Hyun AHN

IPC: H01L27/15 ,  G09G3/3233 ,  H01L33/00 ,  H01L33/24 ,  H01L33/44 ,  H01L33/50

CPC classification number: H01L27/156 ,  G09G3/3233 ,  H01L33/005 ,  H01L33/24 ,  H01L33/44 ,  H01L33/50 ,  G09G2300/0842 ,  H01L2933/0041

Abstract: A display device includes a first pixel electrode disposed on a base layer, a first insulating layer disposed on the first pixel electrode and including an opening exposing the first pixel electrode, a first electrode and a second electrode disposed on the first insulating layer and spaced apart from each other with the opening disposed between the first electrode and the second electrode, a light emitting element disposed in the opening and including a first end portion electrically contacting the first pixel electrode and a second end portion, a second insulating layer covering the first insulating layer, the first electrode, and the second electrode and exposing the second end portion of the light emitting element, and a second pixel electrode disposed on the second insulating layer and electrically contacting the second end portion of the light emitting element.

公开(公告)号：US20220344314A1

公开(公告)日：2022-10-27

申请号：US17705925

申请日：2022-03-28

Applicant: Samsung Display Co., LTD.

Inventor： Ki Hoon PARK ,  Jung Hyun AHN ,  Hyun Deok IM

IPC: H01L25/16 ,  H01L27/12

Abstract: A display device includes first banks extending in a first direction and that are spaced apart from each other in a second direction intersecting the first direction, a first electrode extending in the first direction and including a first part disposed between the first banks, a second electrode extending in the first direction and including a second part spaced apart from the first part in the second direction and disposed between the first banks, a first dummy pattern disposed on one of the first banks and spaced apart from the first part, a second dummy pattern disposed on another one of the first banks and spaced apart from the second part, and light-emitting elements disposed between the first banks, the light-emitting elements having at least one end portion disposed on one of the first part of the first electrode and the second part of the second electrode.

公开(公告)号：US20220131047A1

公开(公告)日：2022-04-28

申请号：US17494446

申请日：2021-10-05

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Deok IM ,  Jong Hyuk KANG ,  Jung Hyun AHN ,  Won Ho LEE ,  Hae Yun CHOI

IPC: H01L33/38 ,  H01L25/16 ,  H01L33/62 ,  H01L33/14

Abstract: A display device comprises a first electrode and a second electrode on a substrate, a first insulating layer on the first electrode and the second electrode, light emitting elements on the first insulating layer each having a first end on the first electrode and a second end on the second electrode, a first connection electrode disposed on the first electrode and electrically contacting the first end of each of the light emitting elements, a second connection electrode disposed on the second electrode and electrically contacting the second end of each of the light emitting elements, a second insulating layer on the light emitting elements, the first connection electrode and the second connection electrode, and a third connection electrode disposed on the second insulating layer and electrically contacting the light emitting elements through an opening formed in the second insulating layer that partially exposes the light emitting elements.

公开(公告)号：US20200174302A1

公开(公告)日：2020-06-04

申请号：US16781898

申请日：2020-02-04

Applicant: Samsung Display Co. Ltd.

Inventor： Sae Ron PARK ,  Jung Hyun AHN

IPC: G02F1/1339 ,  G02F1/1337 ,  G02F1/1368 ,  G02F1/1362

Abstract: A display device including a first display substrate including a switching element disposed on a first base, a height difference generation pattern disposed on the switching element to overlap with the switching element, a color filter layer disposed on the height difference generation pattern and covering the height difference generation pattern, an organic layer disposed on the color filter layer and including a protruding part overlapping the height difference generation pattern, and a pixel electrode disposed on the organic layer, electrically connected to the switching element, and not overlapping the protruding part; a second display substrate including a second base facing the first base; a liquid crystal layer disposed between the first and second display substrates; and a column spacer disposed between a first surface of the second base facing the first base and the organic layer and overlapping the protruding part.