公开(公告)号：US20250063919A1

公开(公告)日：2025-02-20

申请号：US18754483

申请日：2024-06-26

Applicant: Samsung Display Co., LTD.

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

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

Abstract: A display panel includes a base layer, an anode disposed on the base layer, a sacrificial pattern disposed on the anode and having a sacrificial opening which exposes a portion of the upper surface of the anode, a pixel defining film disposed on the base layer and having a light-emitting opening which corresponds to the sacrificial opening, a barrier rib disposed on the pixel defining film and having a barrier rib opening which corresponds to the light-emitting opening, a light-emitting pattern disposed on the anode in the barrier rib opening, and a cathode disposed on the light-emitting pattern to be in contact with the barrier rip, wherein the sacrificial pattern includes a metal oxide which includes a first metal, indium, and zinc, the first metal including at least one of tin or gallium, and the sacrificial pattern protruding from one side of the pixel defining film.

公开(公告)号：US20240357870A1

公开(公告)日：2024-10-24

申请号：US18410194

申请日：2024-01-11

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/122 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1201

Abstract: A display panel includes a base layer, a pixel-defining film which is disposed on the base layer, and in which a light-emitting opening is defined, a partition wall which is disposed on the pixel-defining film, and in which a partition wall opening corresponding to the light-emitting opening is defined, and a light-emitting element disposed in the partition wall opening and including an anode, an intermediate layer, and a cathode in contact with the partition wall. The partition wall includes a first partition wall layer having first metal including at least one of germanium or copper, aluminum, and nickel, and a second partition wall layer disposed on the first partition wall layer, and including second metal or a silicon-based compound.

公开(公告)号：US20240268157A1

公开(公告)日：2024-08-08

申请号：US18519132

申请日：2023-11-27

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNEOK SHIN ,  JONGHEE PARK ,  JOONYONG PARK ,  JUHYUN LEE ,  YUNG BIN CHUNG

IPC: H10K59/122 ,  H10K59/00 ,  H10K59/12 ,  H10K59/88

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/771 ,  H10K59/88

Abstract: A display device including a base layer including a display area and a non-display area, the display area including a first emission area, a second emission area, a third emission area, and multiple non-emission areas. The display device also including, a pixel defining film exposing upper surfaces of each of the first to third lower electrodes, a conductive partition wall disposed on the pixel defining film and surrounding the third emission area in a plan view, a common emission pattern disposed on a first lower electrode and a second lower electrode and overlapping areas of the first emission area, the second emission area, and one of the non-emission areas disposed between the first emission area and the second emission area, and an auxiliary emission pattern disposed on the third lower electrode and overlapping the third emission area.

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：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：US20180088261A1

公开(公告)日：2018-03-29

申请号：US15690594

申请日：2017-08-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： DOKEUN SONG ,  JOONYONG PARK ,  SANGWON SHIN ,  DONGMIN LEE

IPC: G02B5/20 ,  G02F1/1335

CPC classification number: G02F1/133514 ,  G02B5/201 ,  G02B5/206 ,  G02F1/133512 ,  G02F2001/133614 ,  G02F2202/36

Abstract: A color filter includes a substrate including a first surface having a first pixel area and a second pixel area spaced apart from each other and a light blocking area positioned between the first pixel area and the second pixel area. The light blocking area includes a trench. The color filter further includes a first color converter disposed on the first pixel area and configured to convert incident light to light of a first color, a second color converter disposed on the second pixel area and configured to convert the incident light to light of a second color, and a light blocker disposed in the trench.