公开(公告)号：US20250105233A1

公开(公告)日：2025-03-27

申请号：US18976852

申请日：2024-12-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Chan LEE ,  Jeong Hyun LEE ,  Hyun KIM ,  Jung Gun NAM ,  Jang Soon PARK ,  Jeong Su PARK ,  Sung Geun BAE ,  Myeong Hun SONG ,  Da Sol JEONG ,  Won Hyeong HEO

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

Abstract: A display device and a method of fabricating a display device. The display device includes a substrate including an emission area and a subarea adjacent to the emission area, a bank disposed in the emission area of the substrate, a height difference compensation pattern disposed in the subarea of the substrate, a first electrode and a second electrode that are disposed on the bank, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed in the emission area, between the first electrode and the second electrode.

公开(公告)号：US20240014349A1

公开(公告)日：2024-01-11

申请号：US18117009

申请日：2023-03-03

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Su PARK ,  Jun Seok MIN ,  Jong Chan LEE

IPC: H01L33/38 ,  H01L33/32 ,  H01L33/00 ,  H01L25/075 ,  H01L33/62

CPC classification number: H01L33/382 ,  H01L33/325 ,  H01L33/0075 ,  H01L25/0753 ,  H01L33/62 ,  H01L2933/0016

Abstract: A light emitting element includes a first light emitting element including a first semiconductor layer, an active layer, and a second semiconductor layer, which are sequentially disposed in a first direction, a second light emitting element including a first semiconductor layer, an active layer, and a second semiconductor layer, which are spaced apart from the first light emitting element and sequentially disposed in a reverse direction of the first direction, and an insulative film surrounding a portion of the first light emitting element and a portion of the second light emitting element.

公开(公告)号：US20230343899A1

公开(公告)日：2023-10-26

申请号：US18019773

申请日：2020-09-25

Applicant: Samsung Display Co., LTD.

Inventor： Jong Chan LEE ,  Sung Geun BAE ,  Sung Jin LEE ,  Tae Hee LEE

IPC: H01L33/62 ,  H01L33/38 ,  H01L25/075

CPC classification number: H01L33/382 ,  H01L25/0753 ,  H01L33/62 ,  H01L2933/0016

Abstract: Provided are a display device and a manufacturing method therefor. The display device comprises: a substrate: a first electrode arranged on the substrate; a second electrode arranged on the substrate so as to be separated from the first electrode; a light-emitting element arranged on the first electrode and the second electrode so that both end portions thereof are arranged on the first electrode and the second electrode, respectively; a first insulating pattern which is arranged on the light-emitting element, and which exposes both end portions of the light-emitting element; and a second insulating pattern arranged on the first electrode and arranged to be separated from the first insulating pattern, wherein the first insulating pattern and the second insulating pattern comprise the same material.

公开(公告)号：US20230317883A1

公开(公告)日：2023-10-05

申请号：US18103726

申请日：2023-01-31

Applicant: Samsung Display Co., LTD.

Inventor： Jong Chan LEE ,  Jin Taek KIM ,  Hyun KIM ,  Jeong Su PARK ,  Sok Ho LEE ,  Woong Hee JEONG ,  Jung Eun HONG

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/54 ,  H01L33/00

CPC classification number: H01L33/382 ,  H01L33/62 ,  H01L33/54 ,  H01L33/005 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device comprises a pad electrode disposed on a substrate, a pad electrode upper layer disposed on the pad electrode, a first pad electrode capping layer disposed on the pad electrode upper layer, a second pad electrode capping layer disposed on the first pad electrode capping layer, a protective layer disposed on the second pad electrode capping layer, and a capping layers disposed on the protective layer. The protective layer comprises a polymer resin and scattering particles. The protective layer comprises a first pad opening exposing the second pad electrode capping layer.

公开(公告)号：US20220336710A1

公开(公告)日：2022-10-20

申请号：US17674500

申请日：2022-02-17

Applicant: Samsung Display Co., LTD.

Inventor： Hyun KIM ,  Jeong Su PARK ,  Jong Chan LEE ,  Hyun Wook LEE ,  Jung Eun HONG

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62

Abstract: A display device includes an electrode layer including a first electrode and a second electrode that are spaced apart from each other and disposed on a substrate, a light emitting element between the first electrode and the second electrode, and a capping layer disposed on the light emitting element and including at least one low refractive layer and at least one high refractive layer that are alternately disposed. The capping layer includes a first low refractive layer on the electrode layer and the light emitting element, a first high refractive layer on the first low refractive layer, and a second low refractive layer on the first high refractive layer. A thickness of the first low refractive layer is greater than a thickness of the second low refractive layer.

公开(公告)号：US20220320377A1

公开(公告)日：2022-10-06

申请号：US17697747

申请日：2022-03-17

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Su PARK ,  Hyun KIM ,  Myeong Hun SONG ,  Jeong Kook WANG ,  Jong Chan LEE ,  Yong Tae CHO

IPC: H01L33/38 ,  H01L33/00

Abstract: A display device includes: a first electrode and a second electrode that are spaced apart from each other; a light emitting element between the first electrode and the second electrode; a first connecting electrode contacting the first electrode and a first end of the light emitting element; a second connecting electrode contacting the second electrode and a second end of the light emitting element; a first insulating pattern between the first connecting electrode and the second connecting electrode above the light emitting element; and a second insulating pattern including first inorganic layers and second inorganic layers that are alternately stacked with each other between the first connecting electrode and the second connecting electrode above the first insulating pattern.

公开(公告)号：US20220271021A1

公开(公告)日：2022-08-25

申请号：US17494312

申请日：2021-10-05

Applicant: Samsung Display Co., LTD.

Inventor： Jong Chan LEE ,  Jeong Hyun LEE ,  Hyun KIM ,  Jung Gun NAM ,  Jang Soon PARK ,  Jeong Su PARK ,  Sung Geun BAE ,  Myeong Hun SONG ,  Da Sol JEONG ,  Won Hyeong HEO

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

Abstract: A display device and a method of fabricating a display device. The display device includes a substrate including an emission area and a subarea adjacent to the emission area, a bank disposed in the emission area of the substrate, a height difference compensation pattern disposed in the subarea of the substrate, a first electrode and a second electrode that are disposed on the bank, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed in the emission area, between the first electrode and the second electrode.

公开(公告)号：US20220077201A1

公开(公告)日：2022-03-10

申请号：US17369398

申请日：2021-07-07

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Hyun LEE ,  Jeong Nyun KIM ,  Jong Chan LEE ,  Sung Geun BAE

IPC: H01L27/12 ,  H01L33/00

Abstract: A method of manufacturing a display device includes forming an uncut electrode on a substrate, at least a portion of the uncut electrode being formed in a non-emission area; disposing a first insulating layer to overlap the uncut electrode; removing at least a portion of the first insulating layer in the non-emission area; cutting the at least a portion of the uncut electrode in the non-emission area; disposing light emitting elements including a first light emitting element in an emission area and a second light emitting element in the non-emission area; and disposing a second insulating layer to overlap the emission area and the non-emission area. The second light emitting element is disposed in the non-emission area where the uncut electrode is not disposed. Also provided is a display device manufactured by the method.

公开(公告)号：US20220020332A1

公开(公告)日：2022-01-20

申请号：US17296001

申请日：2019-09-26

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP

Inventor： Tae Hoon YANG ,  Joon Ho LEE ,  Kee Chan PARK ,  Ki Bum KIM ,  Jong Chan LEE ,  Woong Hee JEONG

IPC: G09G3/3266 ,  G09G3/3233

Abstract: A scan driver includes stage circuits, wherein each of the stage circuits includes a first transistor, wherein a first electrode thereof is coupled to a first node, a second electrode thereof is coupled to an input carry line, and a gate electrode thereof is coupled to a first clock line; and a capacitor, wherein a first electrode thereof is coupled to the first node and a second electrode thereof is coupled to a second node, wherein the second node is coupled to an output carry line, and the second node is selectively coupled to one of a first power voltage line and a second power voltage line.

公开(公告)号：US20210391503A1

公开(公告)日：2021-12-16

申请号：US17150499

申请日：2021-01-15

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Hyun LEE ,  Sung Geun BAE ,  Myeong Hun SONG ,  Jong Chan LEE ,  Tae Hee LEE ,  Kyung Ah CHOI

IPC: H01L33/38 ,  H01L33/62 ,  H01L27/15

Abstract: A display device includes a pixel, which includes at least one first light emitting element disposed between a first electrode and a second electrode; at least one second light emitting element disposed between a second electrode and a third electrode; at least one third light emitting element disposed between a third electrode and a fourth electrode; a first intermediate electrode disposed on the second electrode and electrically connected to the at least one first light emitting element and the at least one second light emitting element; and a second intermediate electrode disposed on the third electrode and electrically connected to the third light emitting elements. The first intermediate electrode and the second intermediate electrode are electrically connected to each other.