公开(公告)号：US12230735B2

公开(公告)日：2025-02-18

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：US12213348B2

公开(公告)日：2025-01-28

申请号：US18443131

申请日：2024-02-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gyung Min Baek ,  Ju Hyun Lee ,  Tae Wook Kang ,  Hyun Eok Shin

IPC: H10K59/12 ,  H10K50/86 ,  H10K59/121 ,  H10K59/123 ,  H01L27/12

Abstract: A display device is provided. A display device includes a non-display area where no image is displayed, and a display area where images are displayed, and including a first area and a second area having different light transmittances, and a first pixel and a second pixel, wherein a transistor and an anode electrode of the first pixel are in the first area, wherein an anode electrode of the second pixel is in the second area, and a transistor of the second pixel is outside the second area, wherein the anode electrode and the transistor of the second pixel are electrically connected by a connection line, and wherein at least a part of the connection line is in at least one of the first area and the second area, and is covered by an anti-reflection layer.

公开(公告)号：US11793044B2

公开(公告)日：2023-10-17

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: H10K59/131 ,  H01L27/12 ,  H01L21/02

CPC classification number: H10K59/1315 ,  H01L27/1259 ,  H01L21/02068

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：US11730033B2

公开(公告)日：2023-08-15

申请号：US17331527

申请日：2021-05-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gyung Min Baek ,  Hyun Eok Shin ,  Ju Hyun Lee ,  Hong Sick Park

IPC: H10K59/131 ,  H10K59/126 ,  H10K59/38 ,  H10K71/00 ,  H10K59/12 ,  H10K59/123

CPC classification number: H10K59/1315 ,  H10K59/126 ,  H10K59/38 ,  H10K71/00 ,  H10K59/1201

Abstract: A display device includes: a substrate; a data line on the substrate; a first insulating layer on the data line; a first transistor on the first insulating layer; a second insulating layer on the first transistor; a pixel electrode on the second insulating layer, the pixel electrode being electrically connected to the first transistor; and an auxiliary data pattern on the second insulating layer as a same layer as the pixel electrode, the auxiliary data pattern being electrically connected to the data line.

公开(公告)号：US11099441B2

公开(公告)日：2021-08-24

申请号：US16460829

申请日：2019-07-02

Applicant: Samsung Display Co., Ltd.

Inventor： Chan Woo Yang ,  Hong Sick Park ,  Hyun Eok Shin ,  Joon Yong Park ,  Gyung Min Baek ,  Sang Won Shin ,  Ju Hyun Lee

IPC: H01L29/49 ,  G02F1/1362 ,  H01L27/12 ,  G02F1/1335 ,  H01L21/285 ,  G02F1/1368 ,  H01L21/3213

Abstract: A wire substrate, a display device including a wire substrate, and a method of fabricating a wire substrate are disclosed. The display device comprises: a first base; and a first wiring layer disposed on the first base and comprising a conductive layer and a metal oxide layer stacked on the conductive layer, wherein the metal oxide layer comprises molybdenum (Mo), tantalum (Ta), and oxygen (O). The conductive layer includes a first metal layer on the first base, and a second metal layer between the first metal layer and the metal oxide layer. The second metal layer has a higher electrical conductivity than the first metal layer, and a thickness of the second metal layer is greater than a thickness of the first metal layer.

公开(公告)号：US11063110B2

公开(公告)日：2021-07-13

申请号：US16164796

申请日：2018-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Joon Geol Lee ,  Kyeong Su Ko ,  Sang Won Shin ,  Dong Min Lee ,  Sang Gab Kim ,  Sang Woo Sohn ,  Hyun Eok Shin ,  Shin Il Choi

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/56 ,  H01L23/528 ,  H01L23/532 ,  G02F1/1362

Abstract: A conductive pattern for a display device includes a first layer including aluminum or an aluminum alloy disposed on a substrate and forming a first taper angle with the substrate, and a second layer disposed on the first layer forming a second taper angle with the first layer, in which the second taper angle is smaller than the first taper angle.

公开(公告)号：US10558078B2

公开(公告)日：2020-02-11

申请号：US15870398

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung In Baek ,  Hyun Eok Shin ,  Su Jin Choi ,  Sang Gab Kim ,  Ji Hun Kim ,  Hyeon Hwan Kim ,  Jung Gun Nam ,  Young Eun Park ,  Joon Yong Park ,  Jin Ho Park ,  Gyung Min Baek ,  Yun Jong Yeo ,  Gug Rae Jo ,  Hyun Ji Ha ,  Youn Ho Han

IPC: G02F1/1335 ,  G02F1/1368

Abstract: A polarizing layer includes a substrate and a plurality of parallel wires disposed on the substrate. Each of the plurality of wires includes a base layer disposed on the substrate and an anti-reflective layer disposed on the base layer. The base layer includes aluminum or an aluminum alloy. The anti-reflective layer has a thickness within a range of 12 nm to 40 nm.

公开(公告)号：US12041818B2

公开(公告)日：2024-07-16

申请号：US17400158

申请日：2021-08-12

Applicant: Samsung Display Co., Ltd.

Inventor： Ju Hyun Lee ,  Gyung Min Baek ,  Hyun Eok Shin ,  Sung Joo Kwon

IPC: H10K50/86 ,  H10K59/122

CPC classification number: H10K50/865 ,  H10K59/122

Abstract: A display devise is provided. A display device includes a substrate, a lower metal pattern disposed on one surface of the substrate, a buffer layer disposed on the one surface of the substrate to cover the lower metal pattern, a semiconductor layer disposed on the buffer layer, a gate insulating film disposed on the semiconductor layer, and a gate electrode disposed on the gate insulating film, wherein the lower metal pattern includes an antireflection layer disposed on the one surface of the substrate and a conductive metal layer disposed on one surface of the antireflection layer, and the antireflection layer includes molybdenum oxide (MoOx) and at least one of zinc oxide (ZnOx) and indium oxide (InOx).

公开(公告)号：US11837468B2

公开(公告)日：2023-12-05

申请号：US17469279

申请日：2021-09-08

Applicant: Samsung Display Co., LTD. ,  Industry-Academic Cooperation Foundation, Yonsei University

Inventor： Mann Ho Cho ,  Kwang Sik Jeong ,  Hyeon Sik Kim ,  Hyun Eok Shin ,  Byung Soo So ,  Ju Hyun Lee

IPC: H01L21/02

CPC classification number: H01L21/02491 ,  H01L21/0254 ,  H01L21/02422 ,  H01L21/02502

Abstract: A method of manufacturing a stacked structure includes forming a first metal buffer layer including crystal grains on a base substrate, forming a second metal buffer material layer on the first metal buffer layer, and crystallizing the second metal buffer material layer to form a second metal buffer layer, wherein the second metal buffer material layer includes crystal grains, and a density of the crystal grains of the second metal buffer material layer is lower than a density of the crystal grains of the first metal buffer layer.

公开(公告)号：US11424312B2

公开(公告)日：2022-08-23

申请号：US16872594

申请日：2020-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Gyung Min Baek ,  Ju Hyun Lee ,  Jae Uoon Kim ,  Hong Sick Park ,  Hyun Eok Shin

IPC: H01L27/32 ,  H01L51/52

Abstract: A device includes a substrate including a display area and a pad area; a first conductive layer on the substrate; and a first insulating film on the first conductive layer, the first insulating film having a first contact hole in the display area to expose the first conductive layer and a pad opening exposing the first conductive layer in the pad area, the first conductive layer being arranged such that in a first region covered by the first insulating film, a second conductive capping layer of the first conductive layer is entirely on a first conductive capping layer of the first conductive layer; in a second region overlapping the contact hole, the second conductive capping layer is entirely on the first conductive capping layer; and in a third region exposed by the pad opening, the second conductive capping layer exposes at least a portion of the first conductive capping layer.