公开(公告)号：US20240306332A1

公开(公告)日：2024-09-12

申请号：US18503278

申请日：2023-11-07

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNJI LEE ,  BYUNGHOON KANG ,  SANGHOON KIM ,  SUNGHOON KIM ,  JINGYU SIM ,  TAEHYEOG JUNG ,  MIN-HOON CHOI ,  SEONGJIN HWANG

IPC: H05K5/03

CPC classification number: H05K5/03

Abstract: Provided are a window, a display device including the window, and methods of fabricating the window. The window includes a first non-folding part, a second non-folding part, and a folding part disposed between the first non-folding part and the second non-folding part. First grooves are formed on an upper surface of the folding part. Second grooves are formed on a lower surface of the folding part. A first distance between bottom points of the first grooves and the lower surface of the folding part is progressively changed.

公开(公告)号：US20230305598A1

公开(公告)日：2023-09-28

申请号：US18100709

申请日：2023-01-24

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNGHOON KANG ,  KYUNG-MAN KIM ,  SANGHOON KIM ,  SUNGHOON KIM ,  SEUNGHO KIM ,  YURI KIM ,  MIN-HOON CHOI ,  SEONGJIN HWANG

IPC: G06F1/16 ,  H05K5/02 ,  H05K5/00 ,  C03C15/00 ,  C03C23/00

CPC classification number: G06F1/1656 ,  H05K5/0217 ,  G06F1/1616 ,  H05K5/0018 ,  C03C15/00 ,  C03C23/0025 ,  G06F1/1652

Abstract: A method for manufacturing a glass window. The glass window includes a folding area folded with respect to a folding axis and a non-folding area adjacent to the folding area. The method for manufacturing the glass window includes forming a pattern glass including a pattern part and a non-pattern part adjacent to the pattern part, the pattern part including first groove patterns in a first surface and corresponding to the folding area and a non-pattern part adjacent to the pattern part and corresponding to the non-folding area, and forming a filling layer on the pattern part. The forming of the filling layer includes initial filling of a filling resin into the groove patterns, and additional filling of the filling resin into the outermost groove patterns that are farthest from the folding axis among the groove patterns.

公开(公告)号：US20240206095A1

公开(公告)日：2024-06-20

申请号：US18367536

申请日：2023-09-13

Applicant: Samsung Display Co., LTD.

Inventor： TAEHYEOG JUNG ,  BYUNGHOON KANG ,  MIN-HOON CHOI ,  SEONGJIN HWANG

IPC: H05K5/03

CPC classification number: H05K5/03

Abstract: An electronic device includes a display module including a folding display unit which extends in a first direction and be foldable with reference to a folding axis and a first non-folding display unit and a second non-folding display unit which are spaced apart from each other with the folding display unit therebetween; a support member disposed below the display module, and including a folding part having a plurality of patterns defined therein and corresponding to the folding display unit and a first non-folding part and a second non-folding part respectively corresponding to the first non-folding display unit and the second non-folding display unit; and an adhesive layer disposed between the display module and the support member. The adhesive layer has a modulus of about 1 megapascal (MPa) to about 1500 MPa at −20 degrees Celsius) (° C.).

公开(公告)号：US20220258297A1

公开(公告)日：2022-08-18

申请号：US17487288

申请日：2021-09-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： CHEOLMIN PARK ,  SEUNGHO KIM ,  HOIKWAN LEE ,  BYUNGHOON KANG ,  SEUNG KIM ,  CHANGMOO LEE

IPC: B24B9/10 ,  B24B1/00 ,  B24B9/20 ,  B24B29/02 ,  B24B41/00 ,  C03B33/07 ,  C03C23/00 ,  C03C27/04

Abstract: A method of manufacturing a window may include cutting a window having a uniform thickness of about 20 μm to about 100 μm and polishing a cut surface of the window with a polishing pad having an elastic modulus less than an elastic modulus of the window while applying slurry to the cut surface of the window.

公开(公告)号：US20240334793A1

公开(公告)日：2024-10-03

申请号：US18422885

申请日：2024-01-25

Applicant: Samsung Display Co., LTD.

Inventor： BYUNGHOON KANG ,  SANGHOON KIM ,  SUNGHOON KIM ,  JINGYU SIM ,  HYUNJI LEE ,  TAEHYEOG JUNG ,  SEONGJIN HWANG

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/126 ,  H10K102/00

CPC classification number: H10K59/879 ,  H10K59/1201 ,  H10K59/126 ,  H10K2102/311 ,  H10K2102/351

Abstract: A display device includes a display module displaying an image and a window module disposed on the display module, where the window module is foldable. The window module includes a window layer including a base layer with a recess pattern and a filler filled in the recess pattern, and a coating layer disposed on the window layer and contacting an upper surface of the base layer.

公开(公告)号：US20230384835A1

公开(公告)日：2023-11-30

申请号：US18318765

申请日：2023-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNGHOON KANG ,  KYUNG-MAN KIM ,  SANGHOON KIM ,  SUNGHOON KIM ,  SEUNGHO KIM ,  YURI KIM ,  MIN-HOON CHOI ,  SEONGJIN HWANG

IPC: G06F1/16 ,  H04M1/02

CPC classification number: G06F1/1656 ,  G06F1/1618 ,  H04M1/0268 ,  H04M1/0222 ,  G06F1/1652

Abstract: A display device includes a display module including a folding area and a window module disposed on the display module. The window module includes a base substrate including a first surface on which a plurality of first grooves are formed and a second surface on which a plurality of second grooves are formed, a first cover layer disposed on the first surface of the base substrate and filled in the plurality of first grooves, and a second cover layer disposed on the second surface of the base substrate and filled in the plurality of second grooves. Depths of the plurality of first grooves and the plurality of second grooves are greater than or equal to half of a distance between the first surface and the second surface.

公开(公告)号：US20220022334A1

公开(公告)日：2022-01-20

申请号：US17223358

申请日：2021-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： BYUNGHOON KANG ,  SEUNGHO KIM ,  GYUIN SHIM ,  SEUNG KIM

IPC: H05K5/03 ,  H05K5/00 ,  H01L51/52 ,  C03C17/32 ,  B32B7/12 ,  B32B17/06

Abstract: A cover window includes a base layer including a bending portion bent about a bending axis extending in one direction, a first flat portion, and a second flat portion spaced apart from the first flat portion with the bending portion interposed therebetween in a direction crossing the one direction and facing each other and a first coating portion disposed on the bending portion and having a first modulus less than a modulus of the base layer.

公开(公告)号：US20240317627A1

公开(公告)日：2024-09-26

申请号：US18733317

申请日：2024-06-04

Applicant: Samsung Display Co., LTD.

Inventor： SEUNG KIM ,  BYUNGHOON KANG ,  KYUNGROK KO ,  SEUNGHO KIM ,  YOUNG-SEOK SEO ,  GYUIN SHIM

IPC: C03B23/03

CPC classification number: C03B23/0302 ,  C03B23/0307

Abstract: Provided is a window molding apparatus including an inner molding part including a core molding part, which includes a plurality of sub-bottom surfaces having different curvature radii, and a flat molding part spaced apart from the sub-bottom surfaces and disposed on the core molding part, and an outer molding part which is disposed below the inner molding part with a member to be processed therebetween and in which a groove corresponding to the core molding part is defined. The outer molding part includes a lower surface, an upper surface configured to face the lower surface, and a plurality of sub-groove surfaces having different curvature radii that define the groove to provide a window including sub-bent portions having different curvature radii.

公开(公告)号：US20240184328A1

公开(公告)日：2024-06-06

申请号：US18522223

申请日：2023-11-29

Applicant: Samsung Display Co., Ltd.

Inventor： SEONGJIN HWANG ,  BYUNGHOON KANG ,  SANGHOON KIM ,  SUNGHOON KIM ,  SEUNGHO KIM ,  JINGYU SIM ,  HYUNJI LEE ,  MIN-HOON CHOI

IPC: G06F1/16 ,  H10K50/844 ,  H10K59/126 ,  H10K59/40 ,  H10K71/20 ,  H10K77/10

CPC classification number: G06F1/1616 ,  G06F1/1652 ,  H10K50/844 ,  H10K59/126 ,  H10K59/40 ,  H10K71/231 ,  H10K77/111

Abstract: A display device includes a display panel in which a first non-folding area, a folding area, and a second non-folding area may be sequentially defined in a first direction, and a lower plate which is coupled to a lower portion of the display panel, the lower plate including a plurality of patterns overlapping the folding area, wherein a minimum width of the display panel in the first direction is smaller than a minimum width of the lower plate in the first direction.

公开(公告)号：US20220118734A1

公开(公告)日：2022-04-21

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.