公开(公告)号：US20230288963A1

公开(公告)日：2023-09-14

申请号：US18073145

申请日：2022-12-01

Applicant: Samsung Display Co., Ltd.

Inventor： DONGWON CHOI ,  JONGHWA LEE ,  BEOMJIN KIM ,  JIYEON KIM ,  TAE-HO KIM ,  JIN HWAN CHOI

IPC: G06F1/16

CPC classification number: G06F1/1656 ,  G06F1/1652

Abstract: A display device includes a display panel rollable about a rolling axis extending in a first direction, and a support member facing the display panel and rollable together with the display panel. The support member includes a support layer defining an upper surface of the support member and a lower surface of the support member which is opposite to the upper surface and further from the display panel than the upper surface, and a plurality of support bars within the support layer and each extending in the first direction, the plurality of support bars being arranged in a second direction crossing the first direction. Within the support layer, each of the plurality of support bars is convexly curved toward the upper surface of the support member, along the first direction.

公开(公告)号：US20230180404A1

公开(公告)日：2023-06-08

申请号：US17939410

申请日：2022-09-07

Applicant: Samsung Display Co., Ltd.

Inventor： DONGWON CHOI ,  BEOMJIN KIM ,  JIN HWAN CHOI ,  JIYEON KIM

IPC: H05K5/02

CPC classification number: H05K5/0217

Abstract: A display device includes a display module, a support layer disposed below the display module, a support layer disposed below the display module, and including a rolling portion wound and unwound in a first direction, where the rolling portion includes a central portion, a first region between a first edge of the rolling portion and the central portion, and a second region between a second edge of the rolling portion and the central portion, a first support bar disposed in the central portion, second support bars disposed in the first region, and third support bars disposed in the second region. A width of each of the second support bars in the first direction is greater than a width of the first support bar, and widths of the second support bars in the first direction gradually increase as being closer to the first edge.

公开(公告)号：US20220264754A1

公开(公告)日：2022-08-18

申请号：US17538056

申请日：2021-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： BEOMJIN KIM ,  JONGHWA LEE ,  DONGWON CHOI ,  JIN HWAN CHOI ,  TAEWOONG KIM

IPC: H05K5/02 ,  H05K5/00

Abstract: A display device includes a display module and a module supporter below the display module. The module supporter includes a support layer, and a plurality of support bars in the support layer and arranged in a first direction. The plurality of support bars extend in a second direction that intersects the first direction. At least one groove having a predetermined shape is formed on lateral surfaces of at least one of the plurality of support bars. The lateral surfaces are opposite to each other in the first direction.

公开(公告)号：US20230359245A1

公开(公告)日：2023-11-09

申请号：US18139002

申请日：2023-04-25

Applicant: Samsung Display Co., LTD.

Inventor： JAEHO AHN ,  BEOMJIN KIM ,  TAEWOONG KIM ,  SANGJUN LEE ,  JIN HWAN CHOI

IPC: G06F1/16

CPC classification number: G06F1/1652 ,  G06F1/1656

Abstract: A display apparatus includes a first roller and a second roller each rolling about a rolling axis extending along a first direction and spaced apart from each other in a second direction crossing the first direction, a display panel connected to the first roller, and a support connected to the second roller and disposed on a rear surface of the display panel to support the display panel. A hole passing through the support is defined in the support, the support includes an end part surrounding a portion of the hole and extending along the first direction and a side part extending along the second direction from the end part, and the end part is convex toward the display panel in a cross section.

公开(公告)号：US20230056973A1

公开(公告)日：2023-02-23

申请号：US17719843

申请日：2022-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： TAE WOONG KIM ,  SANGJUN LEE ,  BEOMJIN KIM ,  JONGHWA LEE ,  JIN HWAN CHOI

IPC: G06F1/16

Abstract: A display device includes: a display module, a lifting part disposed on a rear surface of the display module and connected to the display module, and a drive belt connected to the lifting part and which moves in a first direction to extend and retract the lifting part in the first direction. The drive belt moves along a guide groove that is defined in the lifting part and that is open in the first direction.

公开(公告)号：US20250028362A1

公开(公告)日：2025-01-23

申请号：US18601189

申请日：2024-03-11

Applicant: Samsung Display Co., LTD.

Inventor： SANGJUN LEE ,  BEOMJIN KIM ,  JAEHO AHN ,  CHEOL JANG

IPC: G06F1/16 ,  H10K77/10 ,  H10K102/00

Abstract: A display device includes a first roller in which a cavity extending in a first direction is defined and including an end surface and an opposite end surface facing each other at an incision extending in the first direction, a step adjustment part that is disposed in the cavity and that adjusts a step between the end surface and the opposite end surface by a rotary motion, and a display module connected to the first roller and wound around an outer circumferential surface of the first roller.

公开(公告)号：US20220240402A1

公开(公告)日：2022-07-28

申请号：US17536266

申请日：2021-11-29

Applicant: Samsung Display Co., Ltd.

Inventor： JIN HWAN CHOI ,  BEOMJIN KIM ,  JONGHWA LEE ,  DONGWON CHOI ,  TAEWOONG KIM

IPC: H05K5/02 ,  H05K5/00 ,  H05K5/03 ,  H01L51/00

Abstract: A rollable display device including: a support module; a display module disposed on the support module and including a display area and a non-display area adjacent to the display area; and a resin layer disposed between the support module and the display module, the display module including a display panel including a plurality of pixels, the support module including: a plurality of support bars extending in a first direction and arranged in a second direction crossing the first direction, wherein the support bars are spaced apart from each other; and a plurality of hinges disposed between the support bars and coupled with the support bars disposed adjacent thereto, and wherein each of the support bars is rotatably coupled with the hinges with respect to a driving axis extending in the first direction and the driving axis penetrates the display panel when viewed in a cross-section.

公开(公告)号：US20220238626A1

公开(公告)日：2022-07-28

申请号：US17505794

申请日：2021-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： DONGWON CHOI ,  JIN HWAN CHOI ,  BEOMJIN KIM ,  TAEWOONG KIM ,  JONGHWA LEE

IPC: H01L27/32 ,  H01L51/00

Abstract: A display device includes a display module. A support layer is disposed below the display module. A plurality of support bars is disposed inside the support layer and extends outside of the support layer. Each of the plurality of support bars includes first and second ends that are disposed outside of the support layer. A plurality of joints are configured to receive the first and second ends of the plurality of support bars. The plurality of joints are coupled to each other. The coupled plurality of joints are configured to rotate with respect to each other.

公开(公告)号：US20240373732A1

公开(公告)日：2024-11-07

申请号：US18406104

申请日：2024-01-06

Applicant: Samsung Display Co., LTD.

Inventor： JAEHO AHN ,  BEOMJIN KIM

IPC: H10K77/10 ,  F16M11/20 ,  H10K102/00

Abstract: A display device includes: a shaft extending in a first direction; a display module wound around the shaft in a first state, and unwound from the shaft in a second direction crossing the first direction in a second state; a first roller and a second roller positioned on opposite sides of the shaft in the first direction, respectively; and a first supporting part and a second supporting part which shrink in the second direction in the first state, and extend in the second direction in the second state to support opposite sides of the display module, respectively, where the first roller and the second roller are in contact with the first supporting part and the second supporting part, respectively, and rotate according to the shrinking and extending of the first supporting part and the second supporting part in the second direction.

公开(公告)号：US20240237240A1

公开(公告)日：2024-07-11

申请号：US18379278

申请日：2023-10-12

Applicant: Samsung Display Co., LTD.

Inventor： SANGJUN LEE ,  BEOMJIN KIM ,  JAEHO AHN ,  CHEOL JANG

IPC: H05K5/02

CPC classification number: H05K5/0217

Abstract: A display device includes a first roller extending in a first direction and provided with a first tunnel defined therein to extend in the first direction and rotates about a first rotational axis parallel to the first direction, a display module connected to the first roller and wound around or unwound from the first roller, an inner roller extending in the first direction and disposed in the first tunnel and which rotates about the first rotational axis, a first gear connected to each of opposite sides of the inner roller in the first direction, where the plurality of first gears is disposed on an outer surface of the first roller, and a first elastic body disposed in the first tunnel and connected to the inner roller and the first roller.