公开(公告)号：US12216879B2

公开(公告)日：2025-02-04

申请号：US18421502

申请日：2024-01-24

Applicant: Samsung Display Co., LTD.

Inventor： Seokwon Jang ,  Hirotsugu Kishimoto ,  Chul Ho Jeong ,  Hyunjae Na ,  Sungguk An ,  Youngjin Lee

IPC: G06F3/046 ,  G06F1/16

Abstract: A display module including a folding area, a first non-folding area, a second non-folding area and a digitizer that is disposed under the display module and that includes a sensing part including sensing coils and a shielding part disposed under the sensing part. The shielding part includes an adhesive layer including an opening overlapping the folding area, a first shielding layer disposed inside the adhesive layer and that includes a first folding portion overlapping the folding area and a first non-folding portion overlapping the first non-folding area, a second shielding layer disposed inside the adhesive layer and including a second folding portion overlapping the folding area and a second non-folding portion overlapping the second non-folding area, and a protective layer disposed under the adhesive layer, the first folding portion and the second folding portion overlap each other and are exposed by the opening.

公开(公告)号：US12141410B2

公开(公告)日：2024-11-12

申请号：US18370012

申请日：2023-09-19

Applicant: Samsung Display Co., LTD.

Inventor： Hyunjae Na ,  Hirotsugu Kishimoto ,  Yong-Kwan Kim ,  Seokwon Jang ,  Chul Ho Jeong

IPC: G06F3/046 ,  G06F3/041

Abstract: An electronic apparatus includes a display panel and a digitizer disposed under the display panel and provided with a plurality of holes defined therethrough to overlap the folding region. The digitizer includes a first base layer, first loop coils including first first coils and second first coils, a second base layer disposed under the first base layer, second loop coils including first second coils and second second coils, and interposed between the first base layer and the second base layer, and bridge patterns. A first first line included in one bridge pattern is connected to a corresponding first first coil, and a second first line included in the bridge pattern is connected to the second first coil which receives a signal the same as a signal of the first first coil.

公开(公告)号：US20220317791A1

公开(公告)日：2022-10-06

申请号：US17575531

申请日：2022-01-13

Applicant: Samsung Display Co., Ltd.

Inventor： Hirotsugu KISHIMOTO ,  Da Som GU ,  Chul Ho Jeong

IPC: G06F3/046

Abstract: A display device includes a folding area and a non-folding area. The display device includes a display panel and a front stacked structure. The display panel has a front surface. The display panel is configured to display an image on the front surface. The front stacked structure disposed on the front surface of the display panel. The front stacked structure includes an adhesive layer disposed across the folding area and the non-folding area. The adhesive layer includes an ultraviolet curable adhesive. The ultraviolet curable adhesive includes vinylsilane and hydrosilane. The adhesive layer has a storage modulus of 0.05 MPa to 0.3 MPa within a temperature range of −20° C. to 25° C.

公开(公告)号：US12253883B2

公开(公告)日：2025-03-18

申请号：US18469320

申请日：2023-09-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong-Kwan Kim ,  Hirotsugu Kishimoto ,  Hyunjae Na ,  Seokwon Jang ,  Chul Ho Jeong

IPC: G06F3/044 ,  G06F1/16 ,  G06F3/041

Abstract: A digitizer includes a first sensing coil disposed in an active region, a first dummy line disposed in the same layer as the first sensing coil, a second sensing coil disposed below the first sensing coil in the active region, a second dummy line disposed in the same layer as the second sensing coil, a bridge line disposed below the second sensing coil, and a third dummy line disposed in the same layer as the bridge line. At least two dummy lines among the first, second, and third dummy lines extend in the same direction.

公开(公告)号：US12082483B2

公开(公告)日：2024-09-03

申请号：US17551762

申请日：2021-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hirotsugu Kishimoto ,  Dasom Gu ,  Yongchan Jeon ,  Chul Ho Jeong ,  Hyun-Been Hwang

IPC: H10K77/00 ,  B32B3/26 ,  B32B7/12 ,  B32B17/10 ,  B32B27/08 ,  B32B27/28 ,  B32B27/36 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K77/111 ,  B32B3/266 ,  B32B7/12 ,  B32B17/10 ,  B32B27/08 ,  B32B27/281 ,  B32B27/36 ,  B32B2307/558 ,  B32B2307/732 ,  B32B2457/206 ,  H10K2102/311

Abstract: A display device includes a display panel foldable about a folding axis, a window on the display panel, a protective film on the window, and a plurality of adhesive layers between the window and the protective film. The adhesive layers include a first adhesive layer on the window and a second adhesive layer on the first adhesive layer. The first adhesive layer includes a side chain crystalline polymer, and the second adhesive layer has a modulus smaller than a modulus of the first adhesive layer.

公开(公告)号：US11740655B2

公开(公告)日：2023-08-29

申请号：US17335150

申请日：2021-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： Seokwon Jang ,  Chul Ho Jeong ,  Dasom Gu ,  Yongchan Jeon

IPC: G06F1/16 ,  B32B25/08

CPC classification number: G06F1/1616 ,  B32B25/08 ,  G06F1/1652

Abstract: A foldable window includes a first film having a modulus, a second film which faces the first film, is closer to a display panel of the display device than the first film and has a modulus, and an adhesive layer which is between the first film and the second film, bonds the first film to the second film. The modulus of the first film and the modulus of the second film are both equal to or more than about 7 gigapascals.

公开(公告)号：US11614777B2

公开(公告)日：2023-03-28

申请号：US17368012

申请日：2021-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hirotsugu Kishimoto ,  Jeongil Yoo ,  Yunjae Kim ,  Jaiku Shin ,  Dongho Lee ,  Sung-Ki Jung ,  Chul Ho Jeong ,  Seungkyun Hong

IPC: G06F1/16 ,  H01L51/52 ,  H01L51/00 ,  G06F3/046 ,  G06F3/044 ,  H01L51/56

Abstract: An electronic apparatus includes a display panel having non-folding areas arranged along a first direction, and a folding area disposed between the non-folding areas and folded along an imaginary folding axis extending in a second direction crossing the first direction, a lower protective film disposed below the display panel, a detection sensor disposed below the protective film, and a lower member disposed below the detection sensor. The detection sensor includes a digitizer including first sensing coils and second sensing coils, which are insulated and spaced apart from each other, and a shielding layer disposed below the digitizer. The shielding layer overlaps the folding area and a shielding opening is defined through the shielding layer.

公开(公告)号：US09865844B1

公开(公告)日：2018-01-09

申请号：US15480620

申请日：2017-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Young Sang Park ,  Ah Young Kim ,  Chul Ho Jeong

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/00 ,  H01L51/56

CPC classification number: H01L51/5281 ,  H01L27/322 ,  H01L51/0097 ,  H01L51/524 ,  H01L51/5253 ,  H01L51/5284 ,  H01L51/56 ,  H01L2251/5338 ,  H01L2251/558

Abstract: A display device includes a display panel and a cover window disposed on the display panel. The cover window includes a first window member and a second window member. The first window member includes an impact absorption layer. The second window member includes an optical compensation layer and a film layer disposed on the optical compensation layer. The second window member further includes a coating portion disposed on the film layer or a third functional coating layer disposed on the film layer. The first window member is disposed between the display panel and the second window member, or the second window member is disposed between the display panel and the first window member.

公开(公告)号：US09627654B2

公开(公告)日：2017-04-18

申请号：US14736733

申请日：2015-06-11

Applicant: Samsung Display Co., Ltd.

Inventor： Hong Shik Shim ,  Chul Ho Jeong ,  Jae Ik Lim

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/322 ,  H01L51/5275 ,  H01L51/5284

Abstract: An OLED display includes a first substrate, a first electrode on the first substrate, a pixel defining layer having a first aperture exposing the first electrode, an organic light emitting layer on the first electrode, a second electrode on the organic light emitting layer, a second substrate disposed to face the first substrate, a black matrix disposed on the second substrate and having a second aperture, and a lens disposed to cover at least a part of the second aperture and protruding toward the first substrate.

公开(公告)号：US12178108B2

公开(公告)日：2024-12-24

申请号：US17319703

申请日：2021-05-13

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Ho Jeong ,  Hyun-Been Hwang ,  Seokwon Jang ,  Yongchan Jeon ,  Hirotsugu Kishimoto

IPC: H10K59/65 ,  G06F1/16 ,  G09G3/19 ,  G09G3/38 ,  H10K59/121 ,  H10K59/50

Abstract: A display device including: a window; a polarizer disposed on the window and including an opening; a display panel disposed below the polarizer and including a first display area and a second display area that has a pixel density lower than that of the first display area, wherein the second display area overlaps the opening of the polarizer; and an optical controller overlapping the second display area and is disposed on the display panel, wherein the optical controller reduces a transmittance of an optical signal.