公开(公告)号：US20240224604A1

公开(公告)日：2024-07-04

申请号：US18401911

申请日：2024-01-02

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNEOK SHIN ,  SUNGJOO KWON ,  JOONYONG PARK

IPC: H10K59/122 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1201

Abstract: A display panel includes a base layer, a lower pixel defining layer having first and second light emitting openings which are defined in the lower pixel defining layer, an upper pixel defining layer having first and second upper openings which are defined in the upper pixel defining layer, and overlapping the first and second light emitting openings, respectively, a first light emitting element including a first electrode, a first protective layer, a first light emitting pattern, and a second electrode and disposed in the first upper opening, and a second light emitting element including a first electrode, a second protective layer, a second light emitting pattern, and a second electrode and disposed in the second upper opening. Each of the first protective layer and the second protective layer is a display panel including a titanium oxide.

公开(公告)号：US20240145635A1

公开(公告)日：2024-05-02

申请号：US18235253

申请日：2023-08-17

Applicant: Samsung Display Co., LTD.

Inventor： JUHYUN LEE ,  HYUNEOK SHIN ,  JUNHYUK WOO ,  TAEWOOK KANG ,  YUNG BIN CHUNG

IPC: H01L33/44

CPC classification number: H01L33/44

Abstract: A display device includes a substrate, a first transparent pattern disposed on the substrate, where a first opening is defined through the first transparent pattern, and a first light absorbing layer overlapping a side surface of the first transparent pattern defining the first opening, where the first light absorbing layer includes a metal oxide including a first metal element, which is selected from molybdenum (Mo), copper (Cu) and chromium (Cr), and a second metal element of Group 15, and the first light absorbing layer has a thickness in a range of about 500 Å to about 10000 Å.

公开(公告)号：US20240090258A1

公开(公告)日：2024-03-14

申请号：US18218754

申请日：2023-07-06

Applicant: Samsung Display Co., LTD.

Inventor： JOONYONG PARK ,  HYUNEOK SHIN ,  JUHYUN LEE ,  SUKYOUNG YANG ,  DONGMIN LEE ,  SAMTAE JEONG

IPC: H10K59/12 ,  H10K59/80

CPC classification number: H10K59/1201 ,  H10K59/8792

Abstract: A method of manufacturing a display device includes forming a barrier layer on a light emitting element, forming a first organic layer defining an opening exposing a portion of the barrier layer and overlapping the light emitting element on the barrier layer, forming a first preliminary low-reflection layer covering a first side surface of the first organic layer defining the opening and an upper surface of the first organic layer, forming a second preliminary low-reflection layer covering a second side surface of the first organic layer defining the opening and opposite to the first side surface and the upper surface of the first organic layer, forming a low-reflection barrier covering the first and second side surfaces defining the opening by anisotropic dry etching of the first preliminary low-reflection layer and the second preliminary low-reflection layer, and forming a second organic layer filling the opening of the first organic layer.

公开(公告)号：US20240074286A1

公开(公告)日：2024-02-29

申请号：US18229225

申请日：2023-08-02

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  TAEWOOK KANG ,  SUNGJOO KWON ,  JOONYONG PARK ,  JUHYUN LEE ,  CHANGHEE LEE ,  SAMTAE JEONG ,  YUNG BIN CHUNG

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K71/20 ,  H10K71/60

CPC classification number: H10K59/80517 ,  H10K59/1201 ,  H10K59/1213 ,  H10K59/122 ,  H10K59/124 ,  H10K71/231 ,  H10K71/60 ,  H10K2102/103

Abstract: A display device includes a circuit layer and a display element layer on the circuit layer. The display element layer includes a light-emitting element and a pixel-defining film, through which a pixel opening is defined, and the light-emitting element includes a first electrode exposed through the pixel opening, a second electrode disposed opposite to the first electrode, and a light-emitting layer disposed between the first electrode and the second electrode. The first electrode includes a metal layer and a graphene layer disposed on an upper surface of the metal layer, and the metal layer and the graphene layer each have a hexagonal closed packed structure.

公开(公告)号：US20220269370A1

公开(公告)日：2022-08-25

申请号：US17553036

申请日：2021-12-16

Applicant: Samsung Display Co., Ltd.

Inventor： GYUNGMIN BAEK ,  HYUNEOK SHIN

IPC: G06F3/044 ,  H01L27/32 ,  G06F3/041

Abstract: A display device includes a display panel configured to display an image, and an input sensing layer disposed on the display panel. The input sensing layer includes a sensing insulating layer disposed on the display panel and a conductive layer disposed on the sensing insulating layer. The conductive layer includes a barrier layer disposed directly on the sensing insulating layer and including metal nitride and a main conductive layer disposed on the barrier layer.

公开(公告)号：US20220149143A1

公开(公告)日：2022-05-12

申请号：US17363496

申请日：2021-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： DONGMIN LEE ,  TAEWOOK KANG ,  HYUNAH SUNG ,  SUKYOUNG YANG ,  DOKEUN SONG ,  HYUNEOK SHIN

IPC: H01L27/32 ,  H01L51/00 ,  C22C21/00

Abstract: A display device includes a base substrate, a buffer layer disposed on the base substrate, an active layer disposed on the buffer layer, a first gate insulation layer disposed on the active layer, a first conductive layer disposed on the first gate insulation layer and which is a single-layer including an aluminum alloy, a second gate insulation layer disposed on the first conductive layer, a second conductive layer disposed on the second gate insulation layer and which is a single-layer including an aluminum alloy, an insulation interlayer disposed on the second conductive layer, and a third conductive layer disposed on the insulation interlayer, directly contacting the first conductive layer through a first gate contact hole defined in the insulation interlayer and the second gate insulation layer, and directly contacting the second conductive layer through a second gate contact hole defined in the insulation interlayer.

公开(公告)号：US20250160134A1

公开(公告)日：2025-05-15

申请号：US18923501

申请日：2024-10-22

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  BYUNG SOO SO ,  SEUNGYONG SONG ,  SUNGSOON IM ,  KEUNHO JANG ,  YUNG BIN CHUNG ,  YU-GWANG JEONG ,  WOOJIN CHO

IPC: H10K59/122 ,  H10K59/00 ,  H10K59/12 ,  H10K59/80

Abstract: A display panel includes a base layer, and a light emitting element layer having a plurality of light emitting regions spaced apart from each other and a non-light emitting region. The light emitting element layer includes a first electrode, a pixel-defining film, a hole transport region, a light emitting layer to correspond to the plurality of light emitting regions, an electron transport region, and a second electrode. The electron transport region integrally overlaps the plurality of light emitting regions and the non-light emitting region, and the hole transport region does not overlap at least a portion of the non-light emitting region.

公开(公告)号：US20250008798A1

公开(公告)日：2025-01-02

申请号：US18583867

申请日：2024-02-22

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNEOK SHIN ,  JUHYUN LEE ,  JOONYONG PARK

IPC: H10K59/131 ,  G09G3/32

Abstract: A display device includes: a substrate including a main display area, a component area and a non-display area, an auxiliary light-emitting clement disposed in the component area, a driver disposed in the non-display area, an auxiliary pixel circuit disposed in the non-display area, and a connecting wiring including a first portion, a second portion disposed on the first portion, and a third portion disposed on the second portion.

公开(公告)号：US20240414949A1

公开(公告)日：2024-12-12

申请号：US18606594

申请日：2024-03-15

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  JUHYUN LEE ,  SUNGJOO KWON

IPC: H10K59/122 ,  G02B27/01 ,  H10K59/12 ,  H10K59/80 ,  H10K71/60 ,  H10K102/00 ,  H10K102/10

Abstract: A display panel includes a light-emitting element and a pixel defining film having a pixel opening defined therein. The light-emitting element may include a first electrode exposed through the pixel opening, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The first electrode may include a first layer including an aluminum alloy, a second layer including a transparent conductive oxide, and an anti-oxidation layer including titanium nitride (TiN) and disposed between the first layer and the second layer. When the atomic percentage is about 100 at %, the percentage of alloy atoms excluding aluminum atoms in the aluminum alloy may be about 0.01 at % to about 0.1 at %.

公开(公告)号：US20240397754A1

公开(公告)日：2024-11-28

申请号：US18630662

申请日：2024-04-09

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  JOONYONG PARK ,  SUKYOUNG YANG ,  DONGMIN LEE

IPC: H10K59/122 ,  G09G3/32 ,  H10K59/12 ,  H10K59/80

Abstract: A display panel includes a base layer, a pixel definition layer on the base layer, where an emission opening is defined in the pixel definition layer, a partition wall including a first partition layer on the pixel definition layer, a second partition layer on the first partition layer, where a partition opening is defined in the partition wall to overlap the emission opening, an emission element including an anode, an intermediate layer on the anode, and a cathode on the intermediate layer, and a subsidiary electrode on the emission element. The intermediate layer and the cathode are spaced apart from a lateral surface of the partition wall when viewed in plan. The subsidiary electrode is in contact with the partition wall.