公开(公告)号：US20240334755A1

公开(公告)日：2024-10-03

申请号：US18398842

申请日：2023-12-28

Applicant: Samsung Display Co., LTD.

Inventor： Joon Yong PARK ,  Hyun Eok SHIN ,  Dong Min LEE ,  SAMTAE JEONG

IPC: H10K59/123 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/123 ,  H10K59/1201 ,  H10K59/80517

Abstract: According to embodiments, a display device includes a pixel driving circuit including a transistor and disposed on a substrate, an organic layer covering the pixel driving circuit and including a contact hole, a conductive organic layer covering the contact hole and the organic layer around the contact hole and electrically connected to the transistor through the contact hole, a non-conductive organic layer disposed on the organic layer and disposed in a region where the conductive organic layer is not disposed, and an anode electrically connected to the conductive organic layer, and the contact hole overlaps the anode in a plan view.

公开(公告)号：US20240237412A9

公开(公告)日：2024-07-11

申请号：US18224610

申请日：2023-07-21

Applicant: Samsung Display Co., LTD.

Inventor： Joon Yong PARK ,  Hyun Eok SHIN ,  Dong Min LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/873

Abstract: A display device includes first and second pixel electrodes on a substrate to be spaced apart from each other, an inorganic insulating layer on the substrate to partially cover the first pixel electrode and the second pixel electrode, a bank structure on the inorganic insulating layer, where first and second openings overlapping the first and second pixel electrodes are defined through the bank structure, first and second light emitting layers on the first and second pixel electrodes, and first and second common electrodes on the first and second light emitting layers. The bank structure includes first and second bank layers and including different organic insulating materials from each other, the second bank layer has different thicknesses depending on positions thereof, the second bank layer includes tips protruding more than side surfaces of the first bank layer defining the first and second openings, and the first bank layer includes AlNiLaCu.

公开(公告)号：US20240114726A1

公开(公告)日：2024-04-04

申请号：US18218315

申请日：2023-07-05

Applicant: Samsung Display Co., LTD.

Inventor： Joon Yong PARK ,  Hyun Eok SHIN ,  Dong Min LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/38 ,  H10K59/80 ,  H10K71/20

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/38 ,  H10K59/873 ,  H10K59/8792 ,  H10K71/233

Abstract: A display device includes first and second pixel electrodes on a substrate and spaced apart from each other, an inorganic insulating layer on the substrate and including portions on the first and second pixel electrodes, a bank structure on the inorganic insulating layer with first and second openings overlapping the first and second pixel electrodes, first and second light emitting layers on the first and second pixel electrodes, and first and second common electrodes on the first and second light emitting layers. The bank structure includes a first bank layer, a second bank layer on the first bank layer and including a different metal material from the first bank layer, and a third bank layer on the second bank layer and including an oxide semiconductor layer, and each of the second bank layer and the third bank layer includes a tip on sidewalls defining the first and second openings.

公开(公告)号：US20240062700A1

公开(公告)日：2024-02-22

申请号：US18139255

申请日：2023-04-25

Applicant: Samsung Display Co., Ltd.

Inventor： Joon Woo BAE ,  Dong Min LEE

IPC: G09G3/20 ,  G11C19/28 ,  G09G3/00

CPC classification number: G09G3/2092 ,  G11C19/28 ,  G09G3/006 ,  G09G2310/0286 ,  G09G2330/12 ,  G09G2310/0267

Abstract: Provided is a display device including a display panel configured to include a plurality of pixels positioned on a first substrate and a plurality of scan lines positioned along a first direction; and a plurality of shift registers configured to receive a plurality of clock signals and a start signal, to generate a plurality of scan signals, and to transfer the scan signals to the scan lines, wherein a first shift register among the shift registers is positioned on a second substrate, and is connected to an adjacent second shift register positioned on the first substrate among the shift registers and a corresponding scan line through a contact hole formed in the second substrate.

公开(公告)号：US20230307487A1

公开(公告)日：2023-09-28

申请号：US18085686

申请日：2022-12-21

Applicant: Samsung Display Co., LTD.

Inventor： Dong Min LEE ,  Hyun Ah SUNG ,  Tae Wook KANG ,  Young Rok KIM ,  Kyu Soon PARK ,  Joon Yong PARK ,  Hyun Eok SHIN ,  Jong Hyun CHOUNG

IPC: H01L27/15 ,  H01L33/24 ,  H01L33/44

CPC classification number: H01L27/156 ,  H01L33/24 ,  H01L33/44

Abstract: A display device includes a display area and a pad area on a side of the display area, a plurality of conductive layers on a first substrate in the display area and the pad area and comprising a wiring and a conductive pattern, a via layer on the plurality of conductive layers, a plurality of electrodes on the via layer in the display area and spaced apart from each other, and a light emitting element on at least one of the plurality of electrodes. At least one of the conductive layers includes a first metal layer, a second metal layer on the first metal layer, and a third metal layer on the second metal layer. The second metal layer includes copper (Cu), the third metal layer includes a copper alloy, and a grain size of the third metal layer is smaller than a grain size of the second metal layer.

公开(公告)号：US20230163158A1

公开(公告)日：2023-05-25

申请号：US17963659

申请日：2022-10-11

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Ah SUNG ,  Dong Min LEE ,  Young Rok KIM ,  Kyu Soon PARK ,  Joon Yong PARK ,  Hyun Eok SHIN ,  Jong Hyun CHOUNG

IPC: H01L27/15 ,  H01L33/24 ,  H01L33/44

CPC classification number: H01L27/156 ,  H01L33/24 ,  H01L33/44

Abstract: A display device includes a first substrate including a display area and a pad area, which is on one side of the display area, a plurality of conductive layers each including a plurality of wires and conductive patterns, which are in the display area and the pad area, on the first substrate, a via layer on the plurality of conductive layers, a first electrode and a second electrode on the via layer, in the display area, to be spaced apart from each other, a first insulating layer on the first electrode and the second electrode, a plurality of light-emitting elements on the first electrode, the second electrode, and on the first insulating layer, and a first connecting electrode on the first electrode and in contact with the plurality of light-emitting elements, and a second connecting electrode on the second electrode and in contact with the plurality of light-emitting elements, wherein at least one of the plurality of conductive layers includes a metal layer, which includes a copper-silver (CuAg) alloy and has a crystal grain size of 140 nm or less.

公开(公告)号：US20190115369A1

公开(公告)日：2019-04-18

申请号：US16013410

申请日：2018-06-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Min LEE ,  Sang Won SHIN ,  Hyun Eok SHIN

IPC: H01L27/12 ,  H01L23/528 ,  H01L23/532 ,  H01L29/49 ,  H01L21/768 ,  H01L21/285

CPC classification number: H01L27/124 ,  H01L21/2855 ,  H01L21/7685 ,  H01L23/528 ,  H01L23/53219 ,  H01L23/53223 ,  H01L23/53257 ,  H01L27/1222 ,  H01L27/1262 ,  H01L29/458 ,  H01L29/4908 ,  H01L29/78675

Abstract: A metal line includes a conductive layer containing aluminum (Al) or an aluminum alloy, a first capping layer on the conductive layer, the first capping layer containing titanium nitride (TiNx), and a second capping layer on the first capping layer, the second capping layer containing titanium (Ti).

公开(公告)号：US20140175423A1

公开(公告)日：2014-06-26

申请号：US13896045

申请日：2013-05-16

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Oh JEONG ,  Kyung Seop KIM ,  Hong Long NING ,  Byeong-Beom KIM ,  Joon Yong PARK ,  Jin Ho HWANG ,  Dong Min LEE

IPC: H01L27/12

CPC classification number: H01L27/1225 ,  H01L29/66969 ,  H01L29/7869

Abstract: A thin film transistor array panel is provided. The thin film transistor array panel includes a substrate, a seed layer positioned on the substrate, and a semiconductor layer positioned on the seed layer, wherein a lattice mismatch between the seed layer and the semiconductor layer is equal to or less than 1.4%.

Abstract translation: 提供薄膜晶体管阵列面板。 所述薄膜晶体管阵列面板包括基板，位于所述基板上的种子层和位于所述籽晶层上的半导体层，其中所述籽晶层与所述半导体层之间的晶格失配为1.4％以下。

公开(公告)号：US20250107343A1

公开(公告)日：2025-03-27

申请号：US18745412

申请日：2024-06-17

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Eok SHIN ,  Joon Yong PARK ,  Dong Min LEE ,  Yung Bin CHUNG

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80 ,  H10K71/60 ,  H10K102/00 ,  H10K102/10

Abstract: A display device may include a light emitting portion disposed on a base layer; a partition wall disposed adjacent to the light emitting portion; and a partition wall insulating layer covering at least a portion of the partition wall. The partition wall may include a first partition wall layer; a second partition wall layer disposed on the first partition wall layer; and a third partition wall layer disposed on the second partition wall layer. The third partition wall layer may include a Transparent Conductive Oxide (TCO) material, and the partition wall insulating layer may not cover a top surface of the light emitting portion.

公开(公告)号：US20250089463A1

公开(公告)日：2025-03-13

申请号：US18633458

申请日：2024-04-11

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Eok SHIN ,  Joon Yong PARK ,  Su Kyoung YANG ,  Dong Min LEE

IPC: H10K59/122 ,  H10K59/12

Abstract: A display device includes a substrate including a first emission area, a transmissive area, and a non-emission area disposed between the first emission area and the transmissive area; a pixel-defining layer disposed on the non-emission area of the substrate and defining a first opening; a bank structure disposed on the pixel-defining layer, defining a second opening, and including different materials; and a first light-emitting element disposed on the first emission area of the substrate and in contact with the bank structure, where the bank structure includes a first bank layer including a conductive material; and a second bank layer disposed on the first bank layer and including tips that protrude on opposite sides of the second bank layer toward the first opening and the transmissive area than side surfaces of the first bank layer.