公开(公告)号：US20240083811A1

公开(公告)日：2024-03-14

申请号：US18515164

申请日：2023-11-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gyu In SHIM ,  Seung KIM ,  Byung Hoon KANG ,  Young Ok PARK ,  Su Jin SUNG

IPC: C03C21/00

CPC classification number: C03C21/002

Abstract: A glass article includes a first surface, a second surface opposed to the first surface, a first compressive region extending from the first surface to a first compression depth, a second compressive region extending from the second surface to a second compression depth and a tensile region between the first compression depth and the second compression depth. A stress profile of the first compressive region includes a first segment located between the first surface and a first transition point and a second segment located between the first transition point and the first compression depth. A depth from the first surface to the first transition point ranges from 6.1 μm to 8.1 μm. A compressive stress at the first transition point ranges from 207 MPa to 254 MPa. A stress-depth ratio of the first transition point ranges from 28 MPa/μm to 35 MPa/μm.

公开(公告)号：US20220321159A1

公开(公告)日：2022-10-06

申请号：US17481021

申请日：2021-09-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byung Hoon KANG ,  Byeong-Beom KIM ,  Seung Ho KIM ,  Cheol Min PARK ,  Chang Moo LEE ,  Hoi Kwan LEE

IPC: H04B1/3888 ,  G06F1/16

Abstract: A cover window, a manufacturing method of a cover window, and a display device including a cover window are provided. A cover window includes a folding portion and a non-folding portion, and the folding portion includes an inside surface that is compressed when folded and an outside surface that is stretched when folded, the folding portion includes a first layer adjacent to the outside surface, a second layer adjacent to the inside surface, and a third layer between the first layer and the second layer, the folding portion and the non-folding portion include at least one metal ion, a concentration of the metal ion included in the second layer is higher than a concentration of the metal ion included in the first layer, and the first layer includes a plurality of depletion regions.

公开(公告)号：US20210269356A1

公开(公告)日：2021-09-02

申请号：US17031641

申请日：2020-09-24

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Hoon KANG ,  Seung KIM ,  Young Ok PARK ,  Su Jin SUNG ,  Gyu In SHIM

IPC: C03C21/00 ,  C03C3/083 ,  C03C4/18

Abstract: A method for manufacturing a glass article for a display device includes: providing a LAS-based glass; a first step of immersing the LAS-based glass in a first molten salt; a second step of immersing the LAS-based glass subjected to the first step in a second molten salt; and a third step of immersing the LAS-based glass subjected to the second step in a third molten salt, wherein the concentrations of the first, second, and third molten salts and manufacturing conditions are defined herein.

公开(公告)号：US20180108684A1

公开(公告)日：2018-04-19

申请号：US15702797

申请日：2017-09-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Jin CHO ,  Joon-Hwa BAE ,  Byoung Kwon CHOO ,  Byung Hoon KANG ,  Kwang Suk KIM ,  Woo Jin CHO ,  Jun Hyuk CHEON

IPC: H01L27/12 ,  H01L21/3105 ,  H01L21/66 ,  C09G1/02 ,  B24B31/00

CPC classification number: H01L27/1248 ,  B24B31/00 ,  C09G1/02 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0847 ,  H01L21/02164 ,  H01L21/0217 ,  H01L21/31053 ,  H01L22/26 ,  H01L27/1244 ,  H01L27/1255 ,  H01L27/1262 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276 ,  H01L29/78675 ,  H01L2227/323

Abstract: A method for manufacturing a display device includes forming a first gate metal wire on a substrate, forming a first insulation layer that covers the first gate metal wire, forming a second gate metal wire on the first insulation layer, forming a second main insulation layer that covers the second gate metal wire, forming a second auxiliary insulation layer on the second main insulation layer, forming an exposed portion of an upper surface of the second main insulation layer by polishing the second auxiliary insulation layer, and forming a first data metal wire on the second main insulation layer and the second auxiliary insulation layer.

公开(公告)号：US20210323855A1

公开(公告)日：2021-10-21

申请号：US17144798

申请日：2021-01-08

Applicant: Samsung Display Co., LTD.

Inventor： Su Jin SUNG ,  Byung Hoon KANG ,  Seung KIM ,  Young Ok PARK ,  Gyu In SHIM

IPC: C03B18/02 ,  C03C21/00

Abstract: A glass article includes a first surface; a second surface opposed to the first surface; a side surface connecting the first surface to the second surface; a first surface compressive region extending from the first surface to a first depth; a second surface compressive region extending from the second surface to a second depth; and a side compressive region extending from the side surface to a third depth, where the first surface and the side surface are non-tin surfaces, the second surface is a tin surface, and a maximum compressive stress of the second surface compressive region is greater than a maximum compressive stress of the first surface compressive region.

公开(公告)号：US20210179489A1

公开(公告)日：2021-06-17

申请号：US16931142

申请日：2020-07-16

Applicant: Samsung Display Co., LTD.

Inventor： Byung Hoon KANG ,  Seung KIM ,  Gyu In SHIM ,  Hoi Kwan LEE

IPC: C03C21/00 ,  B32B7/12 ,  B32B17/06 ,  H01L33/48 ,  H01L27/15

Abstract: A glass product includes: a first compressive region at a first surface; a second compressive region at a second surface; and a tensile region between the first and second compression regions. A stress profile of the first compressive region includes a first trend line between the first surface and a first transition point, a second trend line between the first transition point and a second transition point, and a third trend line between the second transition point and a point at a first compression depth from the first surface. A depth from the first surface to the first transition point is 10 μm or less, a stress at the first transition point is 200 MPa or greater, a depth from the first surface to the second transition point is 50 μm to 80 μm, and a stress at the second transition point is 40 MPa to 100 MPa.

公开(公告)号：US20190148414A1

公开(公告)日：2019-05-16

申请号：US16243702

申请日：2019-01-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Jin CHO ,  Joon-Hwa BAE ,  Byoung Kwon CHOO ,  Byung Hoon KANG ,  Kwang Suk KIM ,  Woo Jin CHO ,  Jun Hyuk CHEON

IPC: H01L27/12 ,  B24B31/00 ,  H01L21/3105 ,  G09G3/3233 ,  C09G1/02

CPC classification number: H01L27/1248 ,  B24B31/00 ,  C09G1/02 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0847 ,  H01L21/02164 ,  H01L21/0217 ,  H01L21/31053 ,  H01L22/26 ,  H01L27/1244 ,  H01L27/1255 ,  H01L27/1262 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276 ,  H01L29/78675 ,  H01L2227/323

Abstract: A method for manufacturing a display device includes forming a first gate metal wire on a substrate, forming a first insulation layer that covers the first gate metal wire, forming a second gate metal wire on the first insulation layer, forming a second main insulation layer that covers the second gate metal wire, forming a second auxiliary insulation layer on the second main insulation layer, forming an exposed portion of an upper surface of the second main insulation layer by polishing the second auxiliary insulation layer, and forming a first data metal wire on the second main insulation layer and the second auxiliary insulation layer.

公开(公告)号：US20180047762A1

公开(公告)日：2018-02-15

申请号：US15671638

申请日：2017-08-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joon-Hwa BAE ,  Byoung Kwon CHOO ,  Byung Hoon KANG ,  Woo Jin CHO ,  Hyun Jin CHO ,  Jun Hyuk CHEON ,  Jee-Hyun LEE

IPC: H01L27/12 ,  H01L21/02 ,  H01L29/786

CPC classification number: H01L27/1285 ,  H01L21/02532 ,  H01L21/02658 ,  H01L21/02675 ,  H01L21/02697 ,  H01L21/30625 ,  H01L21/31053 ,  H01L21/3212 ,  H01L21/76834 ,  H01L27/1222 ,  H01L27/127 ,  H01L29/66757 ,  H01L29/78672 ,  H01L29/7869 ,  H01L29/78696

Abstract: A method of manufacturing a transistor display panel and a transistor display panel, the method including forming a polycrystalline silicon layer on a substrate; forming an active layer by patterning the polycrystalline silicon layer; forming a first insulating layer covering the substrate and the active layer; exposing the active layer by polishing the first insulating layer using a polishing apparatus; and forming a second insulating layer that contacts the first insulating layer and the active layer, wherein exposing the active layer by polishing the first insulating layer includes coating a first slurry on a surface of the first insulating layer, the first slurry reducing a polishing rate of the active layer.

公开(公告)号：US20250015825A1

公开(公告)日：2025-01-09

申请号：US18886817

申请日：2024-09-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byung Hoon KANG ,  Byeong-Beom KIM ,  Seung Ho KIM ,  Cheol Min PARK ,  Chang Moo LEE ,  Hoi Kwan LEE

IPC: H04B1/3888 ,  B32B17/10 ,  C03C23/00 ,  G06F1/16

Abstract: A cover window, a manufacturing method of a cover window, and a display device including a cover window are provided. A cover window includes a folding portion and a non-folding portion, and the folding portion includes an inside surface that is compressed when folded and an outside surface that is stretched when folded, the folding portion includes a first layer adjacent to the outside surface, a second layer adjacent to the inside surface, and a third layer between the first layer and the second layer, the folding portion and the non-folding portion include at least one metal ion, a concentration of the metal ion included in the second layer is higher than a concentration of the metal ion included in the first layer, and the first layer includes a plurality of depletion regions.

公开(公告)号：US20240270637A1

公开(公告)日：2024-08-15

申请号：US18644466

申请日：2024-04-24

Applicant: Samsung Display Co., LTD.

Inventor： Byung Hoon KANG ,  Seung KIM ,  Young Ok PARK ,  Su Jin SUNG ,  Gyu In SHIM

IPC: C03C21/00 ,  C03C3/083 ,  C03C4/18

CPC classification number: C03C21/002 ,  C03C3/083 ,  C03C4/18 ,  C03C2204/00

Abstract: A method for manufacturing a glass article for a display device includes: providing a LAS-based glass; a first step of immersing the LAS-based glass in a first molten salt; a second step of immersing the LAS-based glass subjected to the first step in a second molten salt; and a third step of immersing the LAS-based glass subjected to the second step in a third molten salt, wherein the concentrations of the first, second, and third molten salts and manufacturing conditions are defined herein.