公开(公告)号：US20180257982A1

公开(公告)日：2018-09-13

申请号：US15863110

申请日：2018-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Hoi Kwan Lee ,  Cheol Min Park ,  Eun Kyung Yeon ,  Jeong Seok Lee ,  Seung Ho Kim

IPC: C03C23/00 ,  C03C15/02

CPC classification number: C03C23/008 ,  C03C15/02 ,  C03C21/002

Abstract: According to an exemplary embodiment of the present disclosure, a method of manufacturing a display window includes preparing a mother substrate, performing a salt treatment on the mother substrate to form a silicon-rich layer in a surface of the mother substrate to a first depth from the surface of the mother substrate, and removing the silicon-rich layer, wherein the first depth is greater than a depth of any cracks in the surface of the mother substrate, and a ratio of silicon content in the silicon-rich layer to a silicon content in the mother substrate is 1.2 to 1.4.

公开(公告)号：US09711754B2

公开(公告)日：2017-07-18

申请号：US14927045

申请日：2015-10-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hoi Kwan Lee ,  Seung Kim ,  Seung Ho Kim ,  Cheol Min Park ,  Eun-Kyung Yeon ,  In Sun Hwang

IPC: H01L51/52 ,  H01L51/56 ,  G02F1/1333 ,  G02F1/1339

CPC classification number: H01L51/5237 ,  G02F1/133351 ,  G02F1/1339 ,  G02F2001/133354 ,  H01L51/5246 ,  H01L51/56 ,  H01L2251/5338 ,  H01L2251/566

Abstract: An exemplary embodiment provides a manufacturing method of a display device, including: preparing a first panel and a second panel that are respectively provided with one or more pattern layers formed on a substrate; bonding the first panel and the second panel; cutting the bonded panel into division panels of a cell unit; chamfering the division panels; and chemical reinforcing the chamfered division panels.

公开(公告)号：US10481053B2

公开(公告)日：2019-11-19

申请号：US15816943

申请日：2017-11-17

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Min Park ,  Jeong Woo Park ,  Seung Kim ,  Seung Ho Kim ,  Hoi Kwan Lee ,  Woo Jin Cho ,  Hee Kyun Shin ,  Hyun Joon Oh

IPC: G01N1/30 ,  G01N21/958 ,  G01N21/91 ,  C03C15/00 ,  C03C19/00 ,  C03C23/00 ,  G02F1/13 ,  G02F1/1333 ,  H01L51/00

Abstract: A method of detecting defects of a glass substrate includes cutting a glass mother substrate into a plurality of glass substrates, penetrating ions into an incision surface of the glass substrate to visualize defects of the incision surface, and photographing the defects of the incision surface to determine a bending strength of the glass substrate based on a size of the defects.

公开(公告)号：US20250042800A1

公开(公告)日：2025-02-06

申请号：US18629930

申请日：2024-04-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Ho KIM ,  Cheol Min Park ,  Seung Kim ,  Jin Su Nam ,  Gyu In Shim ,  Jae Gil Lee ,  Jin Won Jang ,  So Mi Jung

IPC: C03C3/04

Abstract: A glass article used as a cover glass of a flexible display device has values of indices consistent with results of a pen drop test and excellent impact resistance characteristics.

公开(公告)号：US20180136095A1

公开(公告)日：2018-05-17

申请号：US15816943

申请日：2017-11-17

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Min Park ,  Jeong Woo Park ,  Seung Kim ,  Seung Ho Kim ,  Hoi Kwan Lee ,  Woo Jin Cho ,  Hee Kyun Shin ,  Hyun Joon Oh

IPC: G01N1/30 ,  G01N21/958

Abstract: A method of detecting defects of a glass substrate includes cutting a glass mother substrate into a plurality of glass substrates, penetrating ions into an incision surface of the glass substrate to visualize defects of the incision surface, and photographing the defects of the incision surface to determine a bending strength of the glass substrate based on a size of the defects.

公开(公告)号：US12119859B2

公开(公告)日：2024-10-15

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 ,  B32B17/10 ,  G06F1/16 ,  C03C23/00

CPC classification number: H04B1/3888 ,  B32B17/10174 ,  G06F1/1652 ,  C03C23/009

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：US12074170B2

公开(公告)日：2024-08-27

申请号：US17451028

申请日：2021-10-15

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Min Park ,  Yi Joon Ahn ,  Atsushi Nemoto ,  Woo Suk Seo ,  Eun Kyung Yeon ,  Jae Been Lee ,  Tae Ho Lee

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/1218 ,  H01L25/162 ,  H01L25/167 ,  H01L27/124

Abstract: A tiled display device includes a plurality of display devices including a plurality of display areas including pixels, and a coupling area between adjacent display areas from among the plurality of display areas. Each of the plurality of display devices includes: a substrate including a first portion configured to support the display area, a second portion extending from the first portion to be bent, and a third portion extending from the second portion, a display layer on the first portion of the substrate and including the pixels, a connection line at an edge of the first portion of the substrate and connected to the plurality of pixels, a pad portion on the third portion of the substrate, a fan-out line on the second portion of the substrate and connected between the pad portion and the connection line, and pattern holes penetrating the second portion of the substrate.

公开(公告)号：US20220193829A1

公开(公告)日：2022-06-23

申请号：US17479457

申请日：2021-09-20

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Min Park ,  Byung Hoon Kang ,  Seung Kim ,  Seung Ho Kim ,  Woo Suk Seo ,  Hoi Kwan Lee

IPC: B23K26/40 ,  B23K26/364

Abstract: A manufacturing method of a display device includes: forming a laminate by laminating resins on first and second side surfaces of a glass; removing the resins along a laser irradiation line by irradiating a laser on the laminate; separating the laminate into a plurality of laminates by performing primary etching using an etching liquid composition; vertically stacking the plurality of laminates; and performing secondary chemical etching on a structure formed by stacking the plurality of laminates.

公开(公告)号：US10899662B2

公开(公告)日：2021-01-26

申请号：US15863110

申请日：2018-01-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hoi Kwan Lee ,  Cheol Min Park ,  Eun Kyung Yeon ,  Jeong Seok Lee ,  Seung Ho Kim

IPC: C03C23/00 ,  C03C15/02 ,  C03C21/00

Abstract: According to an exemplary embodiment of the present disclosure, a method of manufacturing a display window includes preparing a mother substrate, performing a salt treatment on the mother substrate to form a silicon-rich layer in a surface of the mother substrate to a first depth from the surface of the mother substrate, and removing the silicon-rich layer, wherein the first depth is greater than a depth of any cracks in the surface of the mother substrate, and a ratio of silicon content in the silicon-rich layer to a silicon content in the mother substrate is 1.2 to 1.4.