公开(公告)号：US12175034B2

公开(公告)日：2024-12-24

申请号：US18364292

申请日：2023-08-02

Applicant: Samsung Display Co., LTD.

Inventor： Hirotsugu Kishimoto ,  Yong Kwan Kim ,  Hyun Jae Na ,  Seok Won Jang ,  Sung Guk An ,  Chul Ho Jeong

IPC: G09G3/04 ,  G06F3/041 ,  G06F3/044 ,  H10K59/40 ,  H10K59/12 ,  H10K102/00

Abstract: A display device includes a display panel including a first non-folding area, a second non-folding area, and a folding area that are arranged along a first direction, the folding area being foldable along a folding line extending along a second direction intersecting the first direction, a panel lower member disposed below the display panel, and a digitizer disposed below the panel lower member and including a base layer and sensing coils. The base layer includes a folding portion including holes overlapping the folding area of the display panel and first and second non-folding portions disposed along the first direction. The folding portion is disposed between the first and second non-folding portions. The sensing coils are disposed on the base layer, and the base layer includes a matrix including a filler and an elastomer and weaving-shaped fiber lines disposed inside the matrix and alternately arranged with each other.

公开(公告)号：US12118174B2

公开(公告)日：2024-10-15

申请号：US18375533

申请日：2023-10-01

Applicant: Samsung Display Co., LTD.

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

IPC: G06F3/046 ,  G06F3/041

CPC classification number: G06F3/046 ,  G06F3/0412 ,  G06F2203/04102

Abstract: An electronic device includes: a display panel and a digitizer including first and second non-folding parts and a folding part between the first and second non-folding parts. The digitizer includes a base layer, first loop coils on the base layer and each including a first part on the first non-folding part, a second part on the second non-folding part, and a third part on the folding part, second loop coils below the base layer. The third part includes first patterns adjacent to first ends of first group holes, second patterns adjacent to second ends of second group holes, and third patterns connecting the first and second patterns. Each of the first and second patterns has a curvature.

公开(公告)号：US11899493B2

公开(公告)日：2024-02-13

申请号：US17983753

申请日：2022-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Hirotsugu Kishimoto ,  Sungguk An ,  Yongchan Jeon ,  Chul Ho Jeong

IPC: G06F1/16

CPC classification number: G06F1/1618 ,  G06F1/1643 ,  G06F2200/1634

Abstract: An electronic apparatus includes: a display panel including a folding area foldable with respect to a folding axis, a panel protective layer disposed under the display panel, a digitizer disposed under the panel protective layer and including a base layer including a folding portion through which holes are defined, a first non-folding portion, and a second non-folding portion, and sensing coils disposed on the base layer, and an adhesive layer including a first portion attaching the panel protective layer to the first non-folding portion and a second portion spaced apart from the first portion with the folding portion interposed therebetween and attaching the panel protective layer to the second non-folding portion. The base layer includes a matrix portion including a filler and fiber lines arranged in the matrix portion and having a weave pattern.

公开(公告)号：US11860693B2

公开(公告)日：2024-01-02

申请号：US17862913

申请日：2022-07-12

Applicant: Samsung Display Co., Ltd.

Inventor： Dasom Gu ,  Hirotsugu Kishimoto ,  Chul Ho Jeong ,  Jeongil Yoo ,  Jang Doo Lee

IPC: G06F1/16 ,  G06F3/044

CPC classification number: G06F1/1643 ,  G06F1/1616 ,  G06F3/0446

Abstract: An electronic apparatus includes a display layer including a folding area and non-folding areas, a digitizer disposed under the display layer and including first sensing coils, second sensing coils insulated from the first sensing coils, and data lines connected to the second sensing coils, and a support layer disposed under the digitizer, where openings are defined in a portion of the support layer overlapping the folding area. Each first sensing coil includes a long side extending in the first direction and a short side extending in the second direction, each second sensing coil includes a long side extending in the second direction and a short side extending in the first direction, and a width in the second direction of a portion of the data lines overlapping the folding area is greater than a width in the second direction of a portion of the data lines not overlapping the folding area.

公开(公告)号：US09853093B2

公开(公告)日：2017-12-26

申请号：US15466800

申请日：2017-03-22

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：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.