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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%.
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2.发明授权公开(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
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.
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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
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.
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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
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.
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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
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.
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Patent Agency Ranking
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
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%.
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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.
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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.
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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
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.
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公开(公告)号：US20160084634A1
公开(公告)日：2016-03-24
申请号：US14608672
申请日：2015-01-29
Applicant: Samsung Display Co., Ltd.
Inventor： Kiyoung Yeon , Nari Ahn
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.
Abstract translation: 测试棒的装置包括张力单元，其向具有形成在其中的开口的棒施加张力，并将棒固定在适当位置;第一测试单元，与棒间隔开并测试棒的表面;光分散单元 其反射从第一测试单元发射的光;距离测量单元，其测量从所述棒的底表面到所述光分散单元的第三距离;以及控制单元，其计算从所述第一测试单元的突起的起始点开始的第二距离 通过第一测试单元测试到光散射单元的棒，计算第二距离和第三距离之间的差，以便计算突起的高度，并且基于突起的高度来确定棒是否有缺陷 。
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