公开(公告)号：US12297530B2

公开(公告)日：2025-05-13

申请号：US18347956

申请日：2023-07-06

Applicant: Samsung Display Co., LTD.

Inventor： Hyosung Kim ,  JinYoung Choi ,  Sungmin Hur ,  Nari Ahn ,  Hyeongsuk Yoo ,  Dongwon Han

IPC: C23C16/04 ,  C22C38/08 ,  H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K71/10

Abstract: A deposition mask includes a metal mask body in which a deposition opening is defined; and a coating layer including aluminum oxynitride, on an outer surface of the metal mask body.

公开(公告)号：US20240292678A1

公开(公告)日：2024-08-29

申请号：US18656971

申请日：2024-05-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaebum Han ,  Younggil Park ,  Junghwa Park ,  Nari Ahn ,  Sooim Jeong

IPC: H10K59/124 ,  H10K59/12 ,  H10K71/00 ,  H10K85/40 ,  H10K101/00

CPC classification number: H10K59/124 ,  H10K71/00 ,  H10K85/40 ,  H10K59/1201 ,  H10K2101/27

Abstract: A display device includes: a substrate; a first insulating layer disposed on the substrate and that includes an inorganic insulating material; an oxide semiconductor layer disposed on the first insulating layer; a second insulating layer disposed on the oxide semiconductor layer and that includes an inorganic insulating material; and a third insulating layer disposed on a gate electrode disposed on the second insulating layer and that includes an inorganic insulating material. The oxide semiconductor layer includes a first conductive region, a second conductive region, and a channel region located between the first conductive region and the second conductive region, and a value in the channel region of the oxide semiconductor layer of HC according to equation (1) is less than 30%.

公开(公告)号：US11335878B2

公开(公告)日：2022-05-17

申请号：US16835301

申请日：2020-03-31

Applicant: Samsung Display Co., LTD.

Inventor： Kicheol Song ,  Youngmoon Kim ,  Youngsang Park ,  Nari Ahn ,  Hung Kun Ahn ,  Jung-hun Jung ,  Ojun Kwon ,  Junsu Park

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: A display device includes a display module and a window member disposed on the display module, where the window member includes a base layer and a hard coating layer disposed on the base layer. A moisture absorption ratio of the window member is about 2.2% or greater under a first condition including a first temperature and a first humidity. The first temperature is about 60° C. or greater, and the first humidity is about 70% or greater.

公开(公告)号：US20240414978A1

公开(公告)日：2024-12-12

申请号：US18417894

申请日：2024-01-19

Applicant: Samsung Display Co., Ltd.

Inventor： Junghwa Park ,  Changho Lee ,  Mihyang Sheen ,  Nari Ahn ,  Jaehan Lee

IPC: H10K59/80 ,  H10K59/12

Abstract: A display device includes a substrate, a pixel circuit layer above the substrate, and including at least one thin film transistor, and a pixel electrode above the pixel circuit layer, and electrically connected to the thin film transistor, wherein the pixel electrode includes a reflective layer, a conductive layer above the reflective layer, and an oxide layer above the conductive layer, and wherein a ratio of a thickness of the conductive layer and a thickness of the oxide layer is about 1.51 to about 2.331.

公开(公告)号：US11502270B2

公开(公告)日：2022-11-15

申请号：US17116282

申请日：2020-12-09

Applicant: Samsung Display Co., LTD.

Inventor： Kicheol Song ,  Young Do Kim ,  Youngmoon Kim ,  Nari Ahn

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32

Abstract: A display device includes: a display panel; a window disposed on the display panel; a window protection layer disposed on the window; and a first adhesive layer disposed between the window and the window protection layer; wherein the first adhesive layer has a creep value of about 38.1876% to about 40.4371% at a temperature of about 25° C. when a stress of about 2,000 Pa is applied to the first adhesive layer for about 10 minutes, the first adhesive layer has a storage modulus of about 0.0317 MPa to about 0.0348 MPa, a loss modulus of about 0.0108 MPa to about 0.0120 MPa, and a tan delta value of about 0.3354 to about 0.3480 at the temperature of about 25° C. when a frequency of about 1 Hz and an axial force of about 1.0 N are applied and the first adhesive layer maintains a strain of about 1%, and the tan delta value is defined by dividing the loss modulus by the storage modulus.

公开(公告)号：US20210305521A1

公开(公告)日：2021-09-30

申请号：US17135820

申请日：2020-12-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jaebum Han ,  Younggil Park ,  Junghwa Park ,  Nari Ahn ,  Sooim Jeong

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  C08G73/10

Abstract: A display panel includes the following elements: a substrate including a first base layer, wherein the first base layer includes a transparent polyimide resin; a first pixel circuit and a second pixel circuit over the substrate, spaced from each other with the transmission area between the first pixel circuit and the second pixel circuit, and each including transistors and a storage capacitor; a first display element electrically connected to the first pixel circuit; and a second display element electrically connected to the second pixel circuit.

公开(公告)号：US20210066424A1

公开(公告)日：2021-03-04

申请号：US16837652

申请日：2020-04-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaebum Han ,  Younggil Park ,  Junghwa Park ,  Nari Ahn ,  Sooim Jeong

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/00

Abstract: A display device includes: a substrate; a first insulating layer disposed on the substrate and that includes an inorganic insulating material; an oxide semiconductor layer disposed on the first insulating layer; a second insulating layer disposed on the oxide semiconductor layer and that includes an inorganic insulating material; and a third insulating layer disposed on a gate electrode disposed on the second insulating layer and that includes an inorganic insulating material. The oxide semiconductor layer includes a first conductive region, a second conductive region, and a channel region located between the first conductive region and the second conductive region, and a value in the channel region of the oxide semiconductor layer of HC according to equation (1) is less than 30%.

公开(公告)号：US12048181B2

公开(公告)日：2024-07-23

申请号：US17475893

申请日：2021-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kicheol Song ,  Youngmoon Kim ,  Nari Ahn

IPC: H10K50/84 ,  G09F9/30 ,  H10K50/80 ,  H10K50/842 ,  H10K50/844 ,  H10K50/86 ,  G02F1/1333 ,  G06F1/16 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K50/8426 ,  H10K50/844 ,  H10K50/868 ,  G02F1/133305 ,  G02F1/133331 ,  G06F1/1641 ,  G06F1/1652 ,  G09F9/301 ,  H10K77/111 ,  H10K2102/311

Abstract: A display device includes a display panel that may be folded with reference to at least one folding axis, a polarization layer disposed on the display panel, an adhesive layer disposed on the polarization layer, and a window disposed on the adhesive layer, and having one surface facing the adhesive layer. A 180 degree (°) peel adhesion of the adhesive layer to the one surface of the window may be about 493 gram-force per inch (gf/inch) to about 817 gf/inch under the conditions of a temperature of about 60 degrees Celsius (° C.) and a relative humidity of about 93 percent (%). Accordingly, the display device including the adhesive layer may exhibit good durability, and maintain the reliability thereof.

公开(公告)号：US20230217802A1

公开(公告)日：2023-07-06

申请号：US18118492

申请日：2023-03-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jaebum Han ,  Younggil Park ,  Junghwa Park ,  Nari Ahn ,  Sooim Jeong

IPC: H10K77/10 ,  C08G73/10 ,  H10K50/86 ,  H10K50/844 ,  H10K59/40 ,  H10K59/65 ,  H10K59/124 ,  H10K59/126 ,  H10K59/121

CPC classification number: H10K77/111 ,  C08G73/1071 ,  H10K50/86 ,  H10K50/844 ,  H10K59/40 ,  H10K59/65 ,  H10K59/124 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H01L29/7869

Abstract: A display panel includes the following elements: a substrate including a first base layer, wherein the first base layer includes a transparent polyimide resin; a first pixel circuit and a second pixel circuit over the substrate, spaced from each other with the transmission area between the first pixel circuit and the second pixel circuit, and each including transistors and a storage capacitor; a first display element electrically connected to the first pixel circuit; and a second display element electrically connected to the second pixel circuit.

公开(公告)号：US11569269B2

公开(公告)日：2023-01-31

申请号：US17144696

申请日：2021-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jaebum Han ,  Bohwa Kim ,  Younggil Park ,  Junghwa Park ,  Nari Ahn ,  Sooim Jeong

IPC: H01L27/12 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: A display apparatus is provided which may include a substrate including a display area and a non-display area adjacent to the display area, a first thin-film transistor disposed on the substrate and including a first semiconductor layer including an oxide semiconductor material, and a second thin-film transistor disposed on the substrate and including a second semiconductor layer including a silicon semiconductor material, wherein a surface roughness of the first semiconductor layer is increased by plasma treatment. A method of manufacturing the display apparatus is also provided.