公开(公告)号：US20250008810A1

公开(公告)日：2025-01-02

申请号：US18628716

申请日：2024-04-06

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122 ,  H10K71/40 ,  H10K71/60 ,  H10K102/00 ,  H10K102/10

Abstract: A display device includes a first pixel electrode disposed on a substrate and including a main portion and an edge portion, a pixel defining film disposed on the substrate, including a body portion and a protrusion portion, and exposing the first pixel electrode, a first light-emitting layer on the first pixel electrode, a first common electrode on the first light-emitting layer, a first bank layer on the pixel defining film, and a second bank layer disposed on the first bank layer and including a side surface protruding further than a side surface of the first bank layer. A thickness of the edge portion of the first pixel electrode is greater than a thickness of the main portion of the first pixel electrode, and a width of the protrusion portion of the pixel defining film is greater than a width of the edge portion of the first pixel electrode.

公开(公告)号：US20240414967A1

公开(公告)日：2024-12-12

申请号：US18592088

申请日：2024-02-29

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/131 ,  G09G3/3225 ,  H10K59/12

Abstract: The present disclosure may provide display device and a method for manufacturing a display device. According to an embodiment, a display device includes a substrate including a display area and a pad area. The display device includes a data conductive layer disposed on the substrate in the pad area. The data conductive layer includes a data base layer, a data main metal layer disposed on the data base layer, a first data capping layer disposed on the data main metal layer, a second data capping layer disposed on the first data capping layer, and a plurality of metal aggregates disposed on the second data capping layer.

公开(公告)号：US20240397752A1

公开(公告)日：2024-11-28

申请号：US18584832

申请日：2024-02-22

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/122 ,  H10K59/12 ,  H10K102/00

Abstract: A display device includes a first pixel electrode and a second pixel electrode spaced apart from each other on a substrate, a first bank layer disposed on the substrate and exposing the first pixel electrode and the second pixel electrode, a first light-emitting layer disposed on the first pixel electrode and a second light-emitting layer disposed on the second pixel electrode, a first common electrode disposed on the first light-emitting layer and a second common electrode disposed on the second light-emitting layer, a second bank layer disposed on the first bank layer and exposing the first common electrode and the second common electrode, and a third bank layer disposed on the second bank layer and including metal nitride, wherein the third bank layer includes a tip protruding further than the sidewall of the second bank layer.

公开(公告)号：US20240381699A1

公开(公告)日：2024-11-14

申请号：US18406144

申请日：2024-01-06

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/122 ,  H10K59/80

Abstract: A display device includes: a pixel electrode; a pixel defining layer defining a first opening overlapping the pixel electrode; a bank structure disposed on the pixel defining layer and defining a second opening overlapping the first opening; a light emitting layer disposed on the pixel electrode; a common electrode disposed on the light emitting layer and in contact with the bank structure; and an encapsulation layer disposed on the common electrode and the bank structure. The bank structure includes: a first bank layer disposed on the pixel defining layer and including a conductive material; and a second bank layer disposed on the first bank layer and including a tip protruding toward the first opening more than a side surface of the first bank layer. The common electrode extends along the side surface of the first bank layer and is in contact with a bottom surface of the second bank layer

公开(公告)号：US20240292667A1

公开(公告)日：2024-08-29

申请号：US18519369

申请日：2023-11-27

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Eok SHIN ,  Dong Min LEE ,  Woo-Seok JEON ,  Yung Bin CHUNG ,  Yu-Gwang JEONG

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

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/80522

Abstract: A display device includes a plurality of transistors disposed on a substrate, an insulating layer disposed on the transistors, a first electrode disposed on the insulating layer and electrically connected to the transistors, a partition wall disposed on the insulating layer, a common layer disposed on the partition wall and the first electrode, an emission layer disposed on the common layer, a second electrode disposed on the emission layer, and an auxiliary layer disposed on the second electrode. The partition wall includes a groove, and an inner width of the groove is greater than an inlet width of the groove.

公开(公告)号：US20230320182A1

公开(公告)日：2023-10-05

申请号：US18122446

申请日：2023-03-16

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/88

CPC classification number: H10K59/88

Abstract: A display device includes a substrate including a pixel area and a dummy area, wherein the pixel area includes a transistor disposed on the substrate, a first electrode electrically connected to the transistor, a second electrode overlapping the first electrode, and a functional layer and an emission layer disposed between the first electrode and the second electrode, and the dummy area includes a first dummy electrode disposed on the substrate, and a dummy insulating layer covering the side of at least part of the first dummy electrode.

公开(公告)号：US20230317902A1

公开(公告)日：2023-10-05

申请号：US18088919

申请日：2022-12-27

Applicant: Samsung Display Co., LTD.

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

IPC: H01L33/62 ,  H01L33/38

CPC classification number: H01L33/62 ,  H01L33/387

Abstract: A wiring substrate and a display device including the same are provided. The display device includes a first substrate including a display area and a pad area disposed on one side of the display area, and a plurality of conductive layers including a plurality of wires and conductive patterns disposed in the display area and the pad area on the first substrate, wherein at least one of the conductive layers includes a copper-indium alloy and comprises a metal layer having a grain size equal to or less than about 140 nm.

公开(公告)号：US20230024131A1

公开(公告)日：2023-01-26

申请号：US17720063

申请日：2022-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Eok SHIN ,  Ju Hyun LEE ,  Sung Joo KWON ,  Hyun Ah SUNG ,  Dong Min LEE

IPC: H01L33/16 ,  H01L33/00 ,  H01L33/62

Abstract: Provided is a display device comprising a substrate; a plurality of transistors disposed on the substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode respectively connected to the transistors; a first emission layer disposed to overlap the first pixel electrode, a second emission layer disposed to overlap the second pixel electrode, and a third emission layer disposed to overlap the third pixel electrode; and a common electrode disposed on the first emission layer, the second emission layer, and the third emission layer, wherein the first pixel electrode includes a first layer, and a second layer disposed on the first layer and including a Ga-doped ITO.

公开(公告)号：US20200235196A1

公开(公告)日：2020-07-23

申请号：US16704437

申请日：2019-12-05

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Min LEE ,  Sang Woo SOHN ,  Do Keun SONG ,  Sang Won SHIN ,  Hyun Eok SHIN ,  Su Kyoung YANG ,  Kyeong Su KO ,  Sang Gab KIM ,  Joon Geol LEE

IPC: H01L27/32 ,  H01L27/12

Abstract: Provided is a display device. The display device includes: a substrate; a gate line disposed on the substrate; a transistor including a part of the gate line; and a light-emitting element connected to the transistor, in which the gate line includes a first layer including aluminum or an aluminum alloy, a second layer including titanium nitride, and a third layer including metallic titanium nitride. An N/Ti molar ratio of the metallic titanium nitride may be in a range from about 0.2 to about 0.75.

公开(公告)号：US20240121996A1

公开(公告)日：2024-04-11

申请号：US18362812

申请日：2023-07-31

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Eok SHIN ,  Sang Gab KIM ,  Joon Yong PARK ,  Do Keun SONG ,  Su Kyoung YANG ,  Dong Min LEE

IPC: H10K59/123 ,  H01L27/12 ,  H10K59/121

CPC classification number: H10K59/123 ,  H01L27/124 ,  H10K59/1213 ,  H10K2102/351

Abstract: A display device is provided. The display device includes a substrate including a display area and a pad area, which is disposed on one side of the display area, a plurality of conductive layers disposed on the substrate, in the display area and the pad area, a passivation layer disposed on the conductive layers, and a plurality of light-emitting elements disposed on the passivation layer, in the display area, and spaced apart from one another, wherein at least one of the conductive layers includes a first metal layer, a second metal layer, which is disposed on the first metal layer, and a third metal layer, which is disposed on the second metal layer, the first metal layer includes vanadium (V), the second metal layer includes aluminum (Al) or an Al alloy, and the third metal layer includes V or titanium (Ti).