公开(公告)号：US20240319828A1

公开(公告)日：2024-09-26

申请号：US18411234

申请日：2024-01-12

Applicant: Samsung Display Co., LTD.

Inventor： HYUNJAE NA ,  SEOKWON JANG ,  HIROTSUGU KISHIMOTO ,  CHUL HO JEONG

IPC: G06F3/044 ,  G06F1/16

CPC classification number: G06F3/044 ,  G06F1/1641 ,  G06F1/1643 ,  G06F1/1652

Abstract: An electronic apparatus includes a display module and a digitizer, in which first and second non-folding parts are arranged in a first direction, and a folding part foldable along a folding axis and between the first non-folding part and the second non-folding part are defined. The digitizer includes sensing coils on the first non-folding part and the second non-folding part and connection lines on the folding part and connected to the sensing coils. The folding part includes a central portion overlapping the active area and provided with first holes, and an outer portion overlapping the peripheral area and provided with second holes and third holes. Each of the second holes has a shape different from a shape of each of the first holes, and each of the third holes has a shape different from the shape of each of the first holes and the shape of the second holes.

公开(公告)号：US20240283857A1

公开(公告)日：2024-08-22

申请号：US18439841

申请日：2024-02-13

Applicant: Samsung Display Co., LTD.

Inventor： YOUNG DO KIM ,  SUNGHOON KIM ,  SUNGGUK AN ,  SOOJUNG LEE ,  CHUL HO JEONG

IPC: H04M1/02

CPC classification number: H04M1/0222

Abstract: A display device includes a display module including a folding display portion, a first non-folding display portion, and a second non-folding display portion, and a support plate disposed below the display module and including a folding support portion, a first non-folding support portion, and a second non-folding support portion, wherein the support plate includes a matrix portion, first fibers dispersed in the matrix portion, and second fibers dispersed in the matrix portion, the first fibers each include a plurality of first sub-fibers corresponding to the folding support portion and spaced apart at a first interval, and a plurality of second sub-fibers corresponding to the first non-folding support portion and the second non-folding support portion and spaced apart at a second interval which is smaller than the first interval.

公开(公告)号：US20240220061A1

公开(公告)日：2024-07-04

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：US20230400887A1

公开(公告)日：2023-12-14

申请号：US18172219

申请日：2023-02-21

Applicant: Samsung Display Co., LTD.

Inventor： HIROTSUGU KISHIMOTO ,  YONGCHAN JEON ,  CHUL HO JEONG

IPC: G06F1/16

CPC classification number: G06F1/1656 ,  G06F1/1616 ,  G06F1/1652

Abstract: A display device includes a display panel having a foldable area, a first support member on a lower surface of the display panel, having a stretchable portion overlapping the foldable area, and including a magnesium alloy including magnesium (“Mg”) and an additive material, and a second support member on a lower surface of the first support member and including a first support plate and a second support plate spaced apart from each other. The content of the magnesium in the magnesium alloy is about 85 wt % to about 97 wt %.

公开(公告)号：US20240319836A1

公开(公告)日：2024-09-26

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

CPC classification number: G06F3/046 ,  G06F1/1616 ,  G06F2203/04102 ,  G06F2203/04107

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：US20220310947A1

公开(公告)日：2022-09-29

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: H01L51/00 ,  B32B7/12 ,  B32B3/26 ,  B32B17/10 ,  B32B27/28 ,  B32B27/36 ,  B32B27/08

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：US20220100234A1

公开(公告)日：2022-03-31

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 ,  G06F3/046

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：US20220093014A1

公开(公告)日：2022-03-24

申请号：US17343032

申请日：2021-06-09

Applicant: Samsung Display Co., Ltd.

Inventor： HIROTSUGU KISHIMOTO ,  CHUL HO JEONG

IPC: G09F9/30 ,  G06F1/16

Abstract: A display device includes: a display module in which a first region, a second region, and a third region are sequentially defined in one direction; a first plate disposed under the first region of the display module; a second plate disposed under the third region of the display module and spaced apart from the first plate; and a cover film attached to the first plate and the second plate, where the cover film includes a low friction coating part disposed in at least a portion of a surface of the cover film.

公开(公告)号：US20220005889A1

公开(公告)日：2022-01-06

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: H01L27/32 ,  H01L51/52

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.

公开(公告)号：US20240281034A1

公开(公告)日：2024-08-22

申请号：US18412311

申请日：2024-01-12

Applicant: Samsung Display Co., LTD.

Inventor： SEOKWON JANG ,  YONG-KWAN KIM ,  HYUNJAE NA ,  SUNGGUK AN ,  CHUL HO JEONG

IPC: G06F1/16

CPC classification number: G06F1/1643 ,  G06F1/1616 ,  G06F1/1656

Abstract: A digitizer includes a first non-folding portion, a folding portion having a plurality of holes, and a second non-folding portion, which are arranged along a first direction, where the digitizer includes a core layer including a polymer, a first insulation layer including a fiber reinforced plastic, and disposed above the core layer, a second insulation layer including the fiber reinforced plastic, and disposed below the core layer, and a plurality of sensing coils disposed between the first insulation layer and the second insulation layer.