公开(公告)号：US12105564B2

公开(公告)日：2024-10-01

申请号：US17961082

申请日：2022-10-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dawoon Kim ,  Kyungman Kim ,  Sanghoon Kim ,  Sunghoon Kim ,  Seungho Kim ,  Yuri Kim ,  Min-Hoon Choi ,  Seongjin Hwang

IPC: G06F1/16

CPC classification number: G06F1/1681 ,  G06F1/1641 ,  G06F1/1652

Abstract: A display device including: a display module including a display folding portion and a display curved portion adjacent to the display folding portion, wherein the display curved portion has a curvature when the display folding portion is folded; and a window disposed on the display module, the window including a first surface and a second surface opposite to the first surface, and having first grooves overlapping the display folding portion and second grooves overlapping the display curved portion, wherein the first grooves are formed in the first surface of the window and the second grooves are formed in the second surface of the window.

公开(公告)号：US11161323B2

公开(公告)日：2021-11-02

申请号：US16576913

申请日：2019-09-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minhoon Choi ,  Sanghoon Kim ,  Seongjin Hwang ,  Dohoon Kim ,  Sangil Park

IPC: H05K1/03 ,  H05K1/05 ,  H05K1/18 ,  H01L51/00 ,  H01L51/52 ,  B32B17/08 ,  B32B17/10 ,  G02F1/1335 ,  G02F1/1368 ,  G02F1/13363 ,  B32B7/12 ,  G06F1/16 ,  G02F1/1333 ,  B32B27/08

Abstract: A window substrate includes a glass substrate, a first bonding layer disposed on a first surface of the glass substrate, and a first stress relief layer disposed between the bonding layer and the glass substrate. The first bonding layer has a thickness greater than a thickness of the glass substrate.

公开(公告)号：US12257813B2

公开(公告)日：2025-03-25

申请号：US17357072

申请日：2021-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Byunghoon Kang ,  Seung Kim ,  Seungho Kim ,  Gyuin Shim ,  Seongjin Hwang

IPC: B32B3/28 ,  B32B7/12 ,  B32B17/06 ,  B32B37/12 ,  B32B37/18 ,  B32B38/00 ,  C03C17/00 ,  C03C27/10

Abstract: A window includes a first glass substrate having a first thickness and including a first flat part and a second flat part, which face each other, with a first curved part disposed therebetween; a second glass substrate having a second thickness, disposed at an inner side of the first glass substrate, and including a third flat part and a fourth flat part, which face each other, with a second curved part disposed therebetween; and a light shielding layer disposed between the first glass substrate and the second glass substrate or disposed at an inner side of the second glass substrate.

公开(公告)号：US12212701B2

公开(公告)日：2025-01-28

申请号：US17527630

申请日：2021-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Kyung-Man Kim ,  Minsang Koo ,  Sanghoon Kim ,  Yuri Kim ,  Min-Hoon Choi ,  Seongjin Hwang

IPC: H04M1/02

Abstract: An electronic device and a window include a folding part, and a first non-folding part and a second non-folding part spaced apart from each other with the folding part disposed between the first non-folding part and the second non-folding part, wherein the folding part includes a base portion, main protruding portions disposed on the base portion, each of the main protruding portions having a first thickness, and spaced apart from each other, and at least one sub-protruding portion having a second thickness less than the first thickness of each of the main protruding portions and disposed between the main protruding portions on the base portion.

公开(公告)号：US12045095B2

公开(公告)日：2024-07-23

申请号：US17888893

申请日：2022-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： Seongjin Hwang ,  Kyung-Man Kim ,  Dawoon Kim ,  Sanghoon Kim ,  Sunghoon Kim ,  Seungho Kim ,  Yuri Kim ,  Min-Hoon Choi

IPC: G06F1/16

CPC classification number: G06F1/1656 ,  G06F1/1616

Abstract: A window includes a folding portion foldable with respect to an imaginary folding axis extending in a first direction, a first non-folding portion, and a second non-folding portion spaced apart from the first non-folding portion in a second direction perpendicular to the first direction with the folding portion interposed therebetween. The folding portion includes a base portion and a plurality of protrusion portions disposed on the base portion and spaced apart from each other in the second direction. A width, in the first direction, of the folding portion is smaller than a width, in the first direction, of each of the first non-folding portion and the second non-folding portion.

公开(公告)号：US12036767B2

公开(公告)日：2024-07-16

申请号：US17185641

申请日：2021-02-25

Applicant: Samsung Display Co., Ltd.

Inventor： Min-Hoon Choi ,  Minsang Koo ,  Kyung-Man Kim ,  Sanghoon Kim ,  Seongjin Hwang

IPC: B32B17/10 ,  B32B7/022 ,  B32B7/025 ,  B32B7/12 ,  B32B37/14 ,  B32B37/24 ,  C09D4/00 ,  B32B27/28 ,  G06F1/16

CPC classification number: B32B17/10 ,  B32B7/022 ,  B32B7/025 ,  B32B7/12 ,  B32B37/144 ,  B32B37/24 ,  C09D4/00 ,  B32B27/283 ,  B32B2255/10 ,  B32B2255/24 ,  B32B2255/28 ,  B32B2307/558 ,  B32B2307/56 ,  B32B2457/20 ,  G06F1/1652 ,  Y10T428/31663

Abstract: Provided is a window including a glass substrate, an impact absorbing layer disposed on the glass substrate and having a first storage modulus, and at least one coating layer disposed on at least one of top and bottom surfaces of the impact absorbing layer, respectively, and having a second storage modulus that is greater than the first storage modulus, wherein a ratio between a first thickness of the impact absorbing layer and a second thickness of at least one of the at least one coating layer is about 1:0.0002 to about 1:0.05.

公开(公告)号：US11747250B2

公开(公告)日：2023-09-05

申请号：US17546655

申请日：2021-12-09

Applicant: Samsung Display Co., LTD. ,  Korea Advanced Institute of Science and Technology

Inventor： Minsang Koo ,  Do Kyung Kim ,  Sanghoon Kim ,  Seungho Kim ,  Seongjin Hwang ,  Jung Hoon Kong ,  Dong Gyu Kim

IPC: G01N3/303 ,  G01N3/30 ,  G01M7/08

CPC classification number: G01N3/303 ,  G01N3/30 ,  G01M7/08 ,  G01N2203/0033 ,  G01N2203/0076 ,  G01N2203/0282 ,  G01N2203/04 ,  G01N2203/0676

Abstract: An impact test apparatus includes a base plate having an upper surface on which a specimen is placed, a collision member that collides with the specimen, a dropping unit that drops the collision member from an upper area of the specimen to the specimen and adjusts a height that the collision member drops, a velocity measurement unit that measures a collision velocity of the collision member when the collision member collides with the specimen, and an evaluation unit that produces a representative value that is a collision velocity at which a probability of breakage of the specimen is about 50%, and evaluates an impact resistance of the specimen based on the representative value.

公开(公告)号：US11768520B2

公开(公告)日：2023-09-26

申请号：US17672919

申请日：2022-02-16

Applicant: Samsung Display Co., Ltd.

Inventor： Sunghoon Kim ,  Yuri Kim ,  Kang-Woo Lee ,  Seongjin Hwang

IPC: G06F1/16 ,  H04M1/02

CPC classification number: G06F1/1652 ,  G06F1/1641 ,  H04M1/0268

Abstract: A window includes: a substrate including a folding area, a non-folding area, an upper surface, and a lower surface, wherein the folding area is configured to fold about a folding axis; and a plurality of groove patterns arranged in the folding area along a first direction crossing the folding axis, wherein each of the plurality of groove patterns includes: a bottom surface recessed from the upper surface of the substrate and substantially parallel to the upper surface of the substrate; and a side surface, wherein each side surface of the plurality of groove patterns connects each bottom surface of the plurality of groove patterns to the upper surface of the substrate, and wherein the side surface includes at least one curved surface.

公开(公告)号：US11683949B2

公开(公告)日：2023-06-20

申请号：US17109797

申请日：2020-12-02

Applicant: Samsung Display Co., Ltd.

Inventor： Seongjin Hwang ,  Minsang Koo ,  Kyungman Kim ,  Sanghoon Kim ,  Minhoon Choi

IPC: H10K50/84 ,  H10K102/00 ,  H10K59/12 ,  H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5237 ,  H01L27/3244 ,  H01L2251/5338

Abstract: A flexible cover window includes a lower glass substrate including a first lower glass substrate; a second lower glass substrate, the first lower glass substrate and the second lower glass substrate being spaced apart from each other; an upper glass substrate that is disposed above the lower glass substrate and is thinner than the lower glass substrate; and an adhesive member disposed between the lower glass substrate and the upper glass substrate and extending between the first lower glass substrate and the second lower glass substrate.

公开(公告)号：US11581505B2

公开(公告)日：2023-02-14

申请号：US16789552

申请日：2020-02-13

Applicant: Samsung Display Co., LTD.

Inventor： Min-Hoon Choi ,  Sanghoon Kim ,  Seongjin Hwang

IPC: H01L51/52

Abstract: A display device includes a display panel from which light is transmitted; and a window through which the light from the display panel is transmitted to outside the display device. The window includes a transmission area through which the light is transmitted, a light shielding area which is adjacent to the transmission area and blocks the light, and a resin layer at which the window is attachable to the display panel, the resin layer defining a light shielding pattern which corresponds to the light shielding area and blocks the light.