公开(公告)号：US12108653B2

公开(公告)日：2024-10-01

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: H10K50/84 ,  C08G73/10 ,  H10K50/844 ,  H10K50/86 ,  H10K59/12 ,  H10K59/121 ,  H10K59/124 ,  H10K59/126 ,  H10K59/40 ,  H10K59/65 ,  H10K77/10 ,  G02F1/1333 ,  H01L27/12 ,  H01L27/146 ,  H01L29/786 ,  H10K59/122 ,  H10K102/00

CPC classification number: H10K77/111 ,  C08G73/1071 ,  H10K50/844 ,  H10K50/86 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/124 ,  H10K59/126 ,  H10K59/40 ,  H10K59/65 ,  G02F1/133331 ,  H01L27/1225 ,  H01L27/1255 ,  H01L27/14678 ,  H01L29/78633 ,  H01L29/7869 ,  H10K59/122 ,  H10K2102/00 ,  H10K2102/311

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：US11997887B2

公开(公告)日：2024-05-28

申请号：US17804748

申请日：2022-05-31

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H10K59/124 ,  H10K71/00 ,  H10K85/40 ,  H10K59/12 ,  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：US11600793B2

公开(公告)日：2023-03-07

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 ,  H01L51/52 ,  H01L27/12 ,  H01L27/14 ,  H01L27/32 ,  H01L29/78 ,  G02F1/13 ,  C08G73/10 ,  H01L29/786 ,  G02F1/1333 ,  H01L27/146

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：US20220293705A1

公开(公告)日：2022-09-15

申请号：US17804748

申请日：2022-05-31

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：US11387302B2

公开(公告)日：2022-07-12

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：US09612208B2

公开(公告)日：2017-04-04

申请号：US14608672

申请日：2015-01-29

Applicant: Samsung Display Co., Ltd.

Inventor： Kiyoung Yeon ,  Nari Ahn

IPC: G01B9/04 ,  G01B11/06 ,  G01N21/94

CPC classification number: G01N21/94 ,  G01B9/04 ,  G01B11/06

Abstract: An apparatus of testing a stick includes a tension unit that applies tension to a stick having openings formed therein and fixes the stick in place, a first testing unit that is spaced apart from the stick and tests a surface of the stick, a light dispersion unit that reflects light emitted from the first testing unit, a distance measurement unit that measures a third distance from a bottom surface of the stick to the light dispersion unit, and a control unit that calculates a second distance from a starting point of a protrusion of the stick tested by the first testing unit to the light dispersion unit, calculates a difference between the second distance and the third distance so as to calculate a height of the protrusion and determines whether the stick is defective or not, based on the height of the protrusion.

公开(公告)号：US12069828B2

公开(公告)日：2024-08-20

申请号：US16890069

申请日：2020-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Junsu Park ,  Hyun-Ju Lee ,  Gisuk Kwon ,  Younggil Park ,  Nari Ahn ,  Sooim Jeong

IPC: H05K5/03 ,  B05D3/06 ,  B05D7/00 ,  B05D7/04 ,  C03C17/42 ,  G02B1/14 ,  G02B1/16 ,  H05K5/00

CPC classification number: H05K5/03 ,  B05D3/067 ,  B05D7/04 ,  B05D7/54 ,  C03C17/42 ,  G02B1/14 ,  G02B1/16 ,  H05K5/0017 ,  C03C2217/78

Abstract: A window includes a base layer and a hard coating layer on the base layer. The hard coating layer includes a first layer on the base layer and of a first thickness, and a second layer on the first layer and of a second thickness. The second layer includes an antistatic agent. The hard coating layer has a hardness reduction rate of 50 percent (%) or less expressed as follows.




H
=


(

1
-


D
1


D
2



)

×
100





In the equation above, H is a hardness reduction rate (%) of a target layer, D1 is a hardness reduction rate measured from the target layer at a temperature of 60 degrees Celsius (° C.) with a relative humidity of 93%, and D2 is a hardness reduction rate measured from the target layer at a room temperature with a relative humidity of 30%.

公开(公告)号：US11871603B2

公开(公告)日：2024-01-09

申请号：US17012608

申请日：2020-09-04

Applicant: Samsung Display Co., Ltd.

Inventor： Kicheol Song ,  Youngmoon Kim ,  Nari Ahn

IPC: H01L51/52 ,  H10K50/844 ,  B32B7/12 ,  B32B27/08 ,  B32B27/28 ,  B32B27/36 ,  B32B27/34 ,  B32B7/022 ,  B32B7/02 ,  H10K77/10 ,  H10K59/12 ,  H10K102/00

CPC classification number: H10K50/844 ,  B32B7/02 ,  B32B7/022 ,  B32B7/12 ,  B32B27/08 ,  B32B27/281 ,  B32B27/34 ,  B32B27/36 ,  H10K77/111 ,  B32B2307/51 ,  B32B2307/54 ,  B32B2457/20 ,  H10K59/12 ,  H10K2102/311

Abstract: A display device includes a display panel, a panel protective film disposed below the display panel, and a first adhesive layer disposed between the display panel and the panel protective film, where a test speed of a tensile test of the panel protective film is about 5 millimeters per minute (mm/min), Young's modulus of the panel protective film is measured in a range of strain in which strain of the panel protective film is about 0.05 percent (%) to about 0.5%, and the panel protective film has the Young's modulus of about 4324 megapascals (MPa) to about 4792 MPa at about 25 degrees Celsius.

公开(公告)号：US11739420B2

公开(公告)日：2023-08-29

申请号：US16892415

申请日：2020-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Hyosung Kim ,  JinYoung Choi ,  Sungmin Hur ,  Hyunsang Seo ,  Hyun-Ju Lee ,  Manjae Park ,  Nari Ahn ,  Hyeongsuk Yoo ,  Dongwon Han

IPC: C23C16/04 ,  H01L27/32 ,  C22C38/08 ,  H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K71/10

CPC classification number: C23C16/042 ,  C22C38/08 ,  H10K50/844 ,  H10K59/12 ,  H10K71/00 ,  H10K71/10 ,  H10K59/1201

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：US20230076097A1

公开(公告)日：2023-03-09

申请号：US17980569

申请日：2022-11-04

Applicant: Samsung Display Co., LTD.

Inventor： KICHEOL SONG ,  Young Do Kim ,  Youngmoon Kim ,  Nari Ahn

IPC: H01L51/52 ,  H01L51/00

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 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.