公开(公告)号：US20230150226A1

公开(公告)日：2023-05-18

申请号：US17885884

申请日：2022-08-11

Applicant: Samsung Display Co., Ltd.

Inventor： MIN-SUNG KIM ,  DOYOUB KIM ,  SEUNG-HO JUNG

IPC: B32B3/30 ,  B32B17/06 ,  B32B27/06

CPC classification number: B32B3/30 ,  B32B17/06 ,  B32B27/06 ,  B32B7/12

Abstract: A window, which is a cover window for an electronic device and has an upper surface and a lower surface opposite to each other in a thickness direction, includes a non-folding portion including a first non-folding portion, a second non-folding portion, and a third non-folding portion spaced apart from one another, a first folding portion disposed between the first non-folding portion and the second non-folding portion and foldable to have a first radius of curvature, and a second folding portion disposed between the second non-folding portion and the third non-folding portion and foldable to have a second radius of curvature greater than the first radius of curvature, and the first folding portion is thinner than the second folding portion.

公开(公告)号：US20220283606A1

公开(公告)日：2022-09-08

申请号：US17526919

申请日：2021-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： SANGJAE KIM ,  SEUNG-HO JUNG ,  IN-WOO JEONG ,  SEUNGHWA HA

IPC: G06F1/16 ,  H01L27/32

Abstract: A display device includes a first non-folding area, a second non-folding area, and a folding area, which are disposed in a first direction includes a display panel including first to third pixel areas, which are spaced apart from each other on a plane defined in the first direction and a second direction crossing the first direction and a window layer disposed on the display panel. The window layer includes a first rigid part, a second rigid part, and a first soft part, a first interface and a second interface overlaps at least one area of first to third pixel areas on the plane, and an absolute value of a difference in refractive index between the first rigid part and the first soft part is 0.02 or less, and an absolute value of a difference in refractive index between the second rigid part and the first soft part is 0.02 or less.

公开(公告)号：US20220071026A1

公开(公告)日：2022-03-03

申请号：US17370499

申请日：2021-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGHWA HA ,  SANGJAE KIM ,  SANG WOL LEE ,  SEUNG-HO JUNG ,  IN-WOO JEONG

IPC: H05K5/00 ,  H01L25/16 ,  H01L51/52

Abstract: An electronic device includes a display panel including non-folding areas and a folding area disposed between the non-folding areas, a lower protective film disposed below the display panel, an external light reflective member disposed below the lower protective film, a lower member disposed below the external light reflective member, and cushion members disposed below the lower member. The display panel is foldable along a folding axis. The cushion members are spaced apart from each other and define a cushion hole in the folding area.

公开(公告)号：US20240404433A1

公开(公告)日：2024-12-05

申请号：US18797695

申请日：2024-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGHWA HA ,  SANGJAE KIM ,  HYEONG-JUN KIM ,  SEUNG-HO JUNG ,  IN-WOO JEONG

IPC: G09F9/30 ,  G06F1/16 ,  H04M1/02

Abstract: An electronic device includes a display panel including a folding area and a non-folding area which is adjacent to the folding area along a first direction, and a support member facing the display panel. The support member includes in order from the display panel, an upper plate which faces the folding area and the non-folding area, has a thickness and in which are defined a plurality of openings corresponding to the folding area, and a lower plate having a thickness which is greater than the thickness of the upper plate and including a first lower plate and a second lower plate each corresponding to the folding area and the non-folding area. At the folding area, the second lower plate is spaced apart from the first lower plate by a gap along the first direction.

公开(公告)号：US20230046973A1

公开(公告)日：2023-02-16

申请号：US17974876

申请日：2022-10-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sangjae KIM ,  SeungHwa HA ,  SEUNG-HO JUNG

IPC: H01L51/52 ,  G02B1/111 ,  G02B5/30

Abstract: A display device includes a display panel which displays an image, an anti-reflection film disposed on a display surface of the display panel, and a plurality of retardation films disposed on the anti-reflection film. Each of the plurality of retardation films has an in-plane retardation of about 1000 nanometers to about 7000 nanometers.

公开(公告)号：US20230113544A1

公开(公告)日：2023-04-13

申请号：US17858410

申请日：2022-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGHWA HA ,  DOYOUB KIM ,  SEUNG-HO JUNG

IPC: H05K5/00 ,  H04M1/02 ,  B32B3/26 ,  B32B3/30 ,  B32B15/18 ,  B32B17/10 ,  B32B27/36 ,  B32B27/28 ,  B32B7/12

Abstract: Provided is a display device including a display module having a first non-folding region, a second non-folding region, and a folding region disposed between the first non-folding region and the second non-folding region, and a plate disposed below the display module, and having a folding part overlapping the folding region and to be folded with respect to a folding axis extending in a first direction and first and second support parts spaced apart from each other with the folding part disposed therebetween. The folding part includes a first curved portion and second curved portions spaced apart from the first curved portion and disposed between the first curved portion and the first support part and between the first curved portion and the second support part, and the first curved portion has openings passing therethrough and the second curved portions each have at least first groove by being partially recessed.

公开(公告)号：US20200259124A1

公开(公告)日：2020-08-13

申请号：US16748058

申请日：2020-01-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sangjae KIM ,  SeungHwa HA ,  SEUNG-HO JUNG

IPC: H01L51/52 ,  G02B1/111 ,  G02B5/30

Abstract: A display device includes a display panel which displays an image, an anti-reflection film disposed on a display surface of the display panel, and a plurality of retardation films disposed on the anti-reflection film. Each of the plurality of retardation films has an in-plane retardation of about 1000 nanometers to about 7000 nanometers.

公开(公告)号：US20230154361A1

公开(公告)日：2023-05-18

申请号：US18151754

申请日：2023-01-09

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGHWA HA ,  SANGJAE KIM ,  HYEONG-JUN KIM ,  SEUNG-HO JUNG ,  IN-WOO JEONG

IPC: G09F9/30 ,  G06F1/16 ,  H04M1/02

CPC classification number: G09F9/301 ,  G06F1/1652 ,  G06F1/1656 ,  H04M1/0216

Abstract: An electronic device includes a display panel including a folding area and a non-folding area which is adjacent to the folding area along a first direction, and a support member facing the display panel. The support member includes in order from the display panel, an upper plate which faces the folding area and the non-folding area, has a thickness and in which are defined a plurality of openings corresponding to the folding area, and a lower plate having a thickness which is greater than the thickness of the upper plate and including a first lower plate and a second lower plate each corresponding to the folding area and the non-folding area. At the folding area, the second lower plate is spaced apart from the first lower plate by a gap along the first direction.

公开(公告)号：US20220397973A1

公开(公告)日：2022-12-15

申请号：US17708753

申请日：2022-03-30

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGHWA HA ,  SANGJAE KIM ,  HYEONG-JUN KIM ,  SEUNG-HO JUNG ,  IN-WOO JEONG

IPC: G06F3/041

Abstract: A display device according to an embodiment includes a digitizer, a display module disposed on the digitizer, and a support plate disposed between the digitizer and the display module, the support plate including an amorphous nickel alloy, and a range of about 50 wt % to about 95 wt % of nickel is included in the amorphous nickel alloy based on a total weight of the amorphous nickel alloy. The support plate has a non-magnetic property and a flexible property.

公开(公告)号：US20220114923A1

公开(公告)日：2022-04-14

申请号：US17359719

申请日：2021-06-28

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGHWA HA ,  SANGJAE KIM ,  HYEONG-JUN KIM ,  SEUNG-HO JUNG ,  IN-WOO JEONG

IPC: G09F9/30 ,  H04M1/02 ,  G06F1/16

Abstract: An electronic device includes a display panel including a folding area and a non-folding area which is adjacent to the folding area along a first direction, and a support member facing the display panel. The support member includes in order from the display panel, an upper plate which faces the folding area and the non-folding area, has a thickness and in which are defined a plurality of openings corresponding to the folding area, and a lower plate having a thickness which is greater than the thickness of the upper plate and including a first lower plate and a second lower plate each corresponding to the folding area and the non-folding area. At the folding area, the second lower plate is spaced apart from the first lower plate by a gap along the first direction.