公开(公告)号：US20230371317A1

公开(公告)日：2023-11-16

申请号：US18142208

申请日：2023-05-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dongmin LEE ,  Hyuneok SHIN ,  Joonyong PARK ,  Hyunah SUNG ,  Samtae JEONG

IPC: H10K59/123 ,  H10K59/124

CPC classification number: H10K59/123 ,  H10K59/124

Abstract: A display apparatus includes: a substrate including a display area and a peripheral area outside the display area, a display element arranged in the display area; a transistor including a semiconductor layer and a gate electrode; and a connection electrode electrically connected to the transistor and having a multi-layered structure. The connection electrode includes: a main metal layer including a first metal element; and a protective layer disposed on the main metal layer and including the first metal element and a second metal element different from the first metal element.

公开(公告)号：US20220059636A1

公开(公告)日：2022-02-24

申请号：US17183641

申请日：2021-02-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dokeun SONG ,  Hyunah SUNG ,  Sukyoung YANG ,  Dongmin LEE ,  Hyuneok SHIN

IPC: H01L27/32

Abstract: A display panel includes a substrate including a component area, a display area at least partially surrounding the component area, and a first non-display area at least partially surrounding the display area. A first wiring is in the display area and extends in a first direction to face the component area. A second wiring is in the display area and extends in the first direction to face the component area. The second wiring is spaced apart from the first wiring with the component area therebetween. A pixel circuit is connected to one of the first and second wirings and includes at least one thin-film transistor. A display element is connected to the pixel circuit. A cross-sectional area of the first wiring crossing in a second direction that is perpendicular to the first direction is different from a cross-sectional area of the second wiring crossing in the second direction.

公开(公告)号：US20200266259A1

公开(公告)日：2020-08-20

申请号：US16709457

申请日：2019-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Dongmin LEE ,  Sangwoo SOHN ,  Sukyoung YANG ,  Dokeun SONG ,  Kyeong Su KO ,  Sanggab KIM ,  Sangwon SHIN ,  Hyuneok SHIN ,  Yunjong YEO ,  Joongeol LEE

IPC: H01L27/32 ,  H01L29/49 ,  H01L51/56

Abstract: A display device includes a first signal line including a first layer disposed on a substrate and containing aluminum (Al), a second layer disposed on the first layer and containing titanium nitride (TiNx), and a third layer disposed on the second layer and containing titanium (Ti), a second signal line crossing the first signal line, a first transistor including a first gate electrode connected to the first signal line and a first source electrode connected to the second signal line, and an organic light emitting diode disposed in a display area of the substrate to generate light corresponding to a data signal applied to the second signal line.

公开(公告)号：US20190334108A1

公开(公告)日：2019-10-31

申请号：US16387899

申请日：2019-04-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok SHIN ,  Hongsick PARK ,  Gyungmin BAEK ,  Juhyun LEE ,  Sangwon SHIN

IPC: H01L51/50 ,  H01L51/52

Abstract: An organic light-emitting diode includes a first electrode and a second electrode that face each other, an organic emission layer between the first electrode and the second electrode, and an inorganic hole injection layer between the first electrode and the organic emission layer. The inorganic hole injection layer includes oxide of a form A-B-O, including an element A and an element B. The element A is one of molybdenum (Mo) and tungsten (W). The element B is one of vanadium (V), niobium (Nb), and tantalum (Ta). An atom content (x) of the element B is greater than 0 and no more than 15 at % (0

公开(公告)号：US20180157087A1

公开(公告)日：2018-06-07

申请号：US15867513

申请日：2018-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok SHIN ,  Dongmin LEE ,  Chanwoo YANG ,  Juhyun LEE ,  Changoh JEONG

IPC: G02F1/1343 ,  H01L33/42 ,  H01L27/12 ,  G02F1/1333 ,  G02F1/1368

CPC classification number: G02F1/13439 ,  G02F1/133377 ,  G02F1/133707 ,  G02F1/13394 ,  G02F1/134309 ,  G02F1/1368 ,  G02F2001/133357 ,  G02F2201/121 ,  G02F2202/16 ,  G02F2202/36 ,  H01B1/02 ,  H01L27/124 ,  H01L33/42

Abstract: A display device including a substrate and an electrode positioned over the substrate. The electrode includes a first conductive layer, a second conductive layer disposed on the first conductive layer, and a third conductive layer disposed on the second conductive layer. The second conductive layer includes Ag and an alloy element, and the alloy element has a smaller atomic radius than Ag. A thickness of the second conductive layer is in a range of 20 Å to 60 Å. The second conductive layer has a transmittance of 85% or more in the range of 20 Å to 60 Å. The content of the alloy element of the second conductive layer is in a range of 2 wt % to 35 wt %.

公开(公告)号：US20180011579A1

公开(公告)日：2018-01-11

申请号：US15642580

申请日：2017-07-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok SHIN ,  Dokeun SONG ,  Sangwon SHIN ,  Dongmin LEE ,  Hyunju KANG ,  Chanwoo YANG ,  Juhyun LEE ,  Gwangmin CHA

IPC: G06F3/041 ,  G02F1/1343 ,  G02F1/1333 ,  H01L51/52 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G02F1/133305 ,  G02F1/13338 ,  G02F1/134309 ,  G02F1/13439 ,  G06F3/044 ,  G06F2203/04102 ,  G06F2203/04111 ,  H01L51/5215

Abstract: A display substrate, a display device, and a touch panel, the display substrate including a base substrate; and an electrode on the base substrate, the electrode including a first light transmitting layer, wherein the first light transmitting layer has a work function ranging from about 4.75 eV to about 4.9 eV, the first light transmitting layer includes a first transparent conductive oxide (TCO) layer and a first metal element doped in the first transparent conductive oxide layer, the first metal element being a group 2 metal element, the first metal element is included in the first light transmitting layer in an amount of about 0.01 atomic percent (atomic %) to about 5.00 atomic %, based on a total number of atoms in the first light transmitting layer.

公开(公告)号：US20240244883A1

公开(公告)日：2024-07-18

申请号：US18232475

申请日：2023-08-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok SHIN ,  Joonyong PARK ,  Juhyun LEE

IPC: H10K59/121 ,  H10K59/12 ,  H10K59/80 ,  H10K71/20

CPC classification number: H10K59/1213 ,  H10K59/1201 ,  H10K59/80518 ,  H10K71/231

Abstract: A display device includes a substrate, a pixel circuit layer disposed on the substrate and including at least one thin-film transistor, a first pixel electrode including a sub-conductive layer disposed on the pixel circuit layer, including a first conductive material, and electrically connected to the at least one thin-film transistor, a first reflective layer disposed on the sub-conductive layer and including a second conductive material, an inorganic insulating layer disposed on the first reflective layer, and a first transparent electrode layer covering an upper surface of the inorganic insulating layer and electrically connected to the sub-conductive layer, and a second pixel electrode including a second reflective layer disposed on the pixel circuit layer and including the second conductive material, and a second transparent electrode layer disposed on the second reflective layer, where the second pixel electrode is apart from the first pixel electrode in a plan view.

公开(公告)号：US20240237477A1

公开(公告)日：2024-07-11

申请号：US18368150

申请日：2023-09-14

Applicant: Samsung Display Co., LTD.

Inventor： Hyuneok SHIN ,  Juhyun LEE ,  Joonyong PARK

IPC: H10K59/80 ,  H10K59/12

CPC classification number: H10K59/80517 ,  H10K59/1201

Abstract: A display apparatus includes a substrate, a first pixel electrode disposed on the substrate and including a transparent electrode layer having a first extinction coefficient at a pre-determined wavelength, a counter electrode disposed on the first pixel electrode, a first emission layer disposed between the first pixel electrode and the counter electrode, and a first oxide semiconductor layer disposed between the first pixel electrode and the first emission layer, and having a second extinction coefficient less than the first extinction coefficient at the pre-determined wavelength.

公开(公告)号：US20230422586A1

公开(公告)日：2023-12-28

申请号：US18212274

申请日：2023-06-21

Applicant: Samsung Display Co., LTD.

Inventor： Hyuneok SHIN ,  Juhyun LEE ,  Joonyong PARK

IPC: H10K59/80 ,  H10K59/35

CPC classification number: H10K59/8792 ,  H10K59/352

Abstract: A display device includes: a substrate including a unit light emitting region; a transparent layer disposed on the substrate; and a light blocking pattern defined by a light blocking material filled in a groove defined through the transparent layer, where the light blocking pattern includes a first light blocking pattern overlapping the unit light emitting region and extending in a first direction when viewed in a plan view, and a second light blocking pattern overlapping the unit light emitting region and extending in a second direction crossing the first direction when viewed in the plan view.

公开(公告)号：US20220093649A1

公开(公告)日：2022-03-24

申请号：US17339149

申请日：2021-06-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jihyun KIM ,  Taewook KANG ,  Byungsoo SO ,  Hyuneok SHIN ,  Wooseok JEON

IPC: H01L27/12 ,  H01L23/00

Abstract: A display device including a display area and a non-display area further includes a base layer including a first surface and a second surface opposite to the first surface, the base layer having, in the non-display area, an opening portion penetrating the first surface and the second surface; a pad unit including a terminal on the first surface, the pad unit extending from the first surface to the opening portion; a connection line connected to the terminal on the first surface, the connection line extending from the non-display area to the display area; an insulating layer covering the terminal and the connection line; a thin-film transistor including a semiconductor layer on the insulating layer, the thin-film transistor being connected to the connection line; and a display element connected to the thin-film transistor, the display element being in the display area.