公开(公告)号：US11758788B2

公开(公告)日：2023-09-12

申请号：US17951200

申请日：2022-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Seon Uk Lee ,  Kanguk Kim ,  Sanggab Kim ,  Donchan Cho ,  Tae Hyung Hwang ,  KyeongSu Ko ,  Sungwon Cho

IPC: H10K59/38 ,  H10K50/84 ,  H10K50/856 ,  H10K50/86 ,  H10K59/122 ,  H10K59/126 ,  H10K71/00

CPC classification number: H10K59/38 ,  H10K50/841 ,  H10K50/856 ,  H10K50/865 ,  H10K59/122 ,  H10K59/126 ,  H10K71/00

Abstract: Disclosed are display panels and methods of manufacturing substrates. The display panel comprises a lower display substrate that includes a plurality of light emitting elements, and an upper display substrate that includes a color control layer and is on the lower display substrate. The color control layer includes a plurality of walls each of which includes a wall base including an organic material and a reflective layer including a metallic material, and the color control layer also includes a plurality of color control parts which are disposed between the plurality of walls and at least one of which includes a quantum dot. The reflective layer surrounds at least a portion of a sidewall of the wall base, which results in an increase in luminous efficiency and an improvement in brightness.

公开(公告)号：US11462574B2

公开(公告)日：2022-10-04

申请号：US16896146

申请日：2020-06-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sungwon Cho ,  Yu-Gwang Jeong ,  Daewon Choi ,  Seon-Il Kim ,  Subin Bae ,  Yun Jong Yeo

IPC: H01L27/14 ,  H01L27/12 ,  H01L29/786

Abstract: A display substrate includes a substrate, a first gate electrode on the substrate, a first gate insulating layer on the first gate electrode, an active layer on the first gate insulating layer, a second gate insulating layer on the active layer, a second gate electrode on the second gate insulating layer, an interlayer insulating layer on the second gate electrode, a first electrode on the interlayer insulating layer to contact a top surface, a side wall, and a bottom surface of the active layer via a first contact hole through the interlayer insulating layer, the second gate insulating layer, the active layer, and a portion of the first gate insulating layer, and a second electrode on the interlayer insulating layer to contact the first gate electrode via a second contact hole through the interlayer insulating layer, the second gate insulating layer, and the first gate insulating layer.

公开(公告)号：US20250115987A1

公开(公告)日：2025-04-10

申请号：US18760814

申请日：2024-07-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongkuk Kim ,  Kyongtae Yu ,  Sungwon Cho ,  Junho Jo

IPC: C23C14/04 ,  C23C14/12 ,  H10K71/16

Abstract: A mask assembly includes: a mask frame having an opening region; and a first mask sheet covering the mask frame. The first mask sheet includes: a first layer including a plurality of first ribs extending in a first direction and a plurality of second ribs extending in a second direction crossing the first direction and having a plurality of first openings defined by the first ribs and the second ribs; a second layer on a first surface of the first layer and extending around the first openings; and a third layer on a second surface of the first layer and having a plurality of pattern holes overlapping the first openings.

公开(公告)号：US20250027191A1

公开(公告)日：2025-01-23

申请号：US18440424

申请日：2024-02-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongkuk Kim ,  Youngjin Song ,  Jinwoo Lee ,  Sugwoo Jung ,  Sungwon Cho ,  Junho Jo

IPC: C23C14/04 ,  H10K71/16

Abstract: An apparatus for manufacturing a display apparatus includes a mask assembly, wherein the mask assembly includes a first mask layer including a silicon material, a first portion, and a second portion on the first portion, wherein a first portion opening is disposed in the first portion and a plurality of second portion openings are disposed in the second portion above the first portion opening, and a second mask layer disposed on the first mask layer. The second mask layer includes an inorganic material, wherein the inorganic material has a plurality of second mask openings above the plurality of second portion openings, and wherein, in a cross-sectional view, a width of each of the plurality of second portion openings increases with distance from the second mask layer.

公开(公告)号：US12127444B2

公开(公告)日：2024-10-22

申请号：US17317695

申请日：2021-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwon Cho ,  Yu-Gwang Jeong ,  Daesoo Kim

IPC: H01L27/32 ,  H01L29/417 ,  H01L51/56 ,  H10K59/121 ,  H10K59/123 ,  H10K71/00 ,  H10K71/20 ,  H01L27/12 ,  H10K59/12 ,  H10K59/124 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K59/123 ,  H01L29/41733 ,  H10K59/1213 ,  H10K71/00 ,  H10K71/233 ,  H01L27/1251 ,  H10K59/1201 ,  H10K59/124 ,  H10K77/111 ,  H10K2102/311

Abstract: A display device includes a substrate, an active pattern disposed on the substrate, a gate electrode overlapping the active pattern, an inorganic insulation layer covering the active pattern, a source metal pattern and an etch-delaying pattern. The source metal pattern includes a first portion that is disposed on the inorganic insulation layer, and a second portion that passes through the inorganic insulation layer and electrically contacts the active pattern. The etch-delaying pattern is disposed between the active pattern and the first portion of the source metal pattern, contacts the second portion of the source metal pattern, and includes a different material from the inorganic insulation layer.

公开(公告)号：US12074175B2

公开(公告)日：2024-08-27

申请号：US17822751

申请日：2022-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sungwon Cho ,  Yu-Gwang Jeong ,  Daewon Choi ,  Seon-Il Kim ,  Subin Bae ,  Yun Jong Yeo

IPC: H01L27/14 ,  H01L27/12 ,  H01L29/786

CPC classification number: H01L27/1255 ,  H01L27/124 ,  H01L27/1259 ,  H01L29/78648

Abstract: A display substrate includes a substrate, a first gate electrode on the substrate, a first gate insulating layer on the first gate electrode, an active layer on the first gate insulating layer, a second gate insulating layer on the active layer, a second gate electrode on the second gate insulating layer, an interlayer insulating layer on the second gate electrode, a first electrode on the interlayer insulating layer to contact a top surface, a side wall, and a bottom surface of the active layer via a first contact hole through the interlayer insulating layer, the second gate insulating layer, the active layer, and a portion of the first gate insulating layer, and a second electrode on the interlayer insulating layer to contact the first gate electrode via a second contact hole through the interlayer insulating layer, the second gate insulating layer, and the first gate insulating layer.

公开(公告)号：US11930660B2

公开(公告)日：2024-03-12

申请号：US17483718

申请日：2021-09-23

Applicant: Samsung Display Co., LTD.

Inventor： Boyun Kim ,  Ji Hyuk Im ,  Eungil Choi ,  Jiyun Jung ,  Sungwon Cho ,  Inwook Cho

IPC: H10K50/844 ,  H10K50/842 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K50/844 ,  H10K50/8426 ,  H10K71/00 ,  H10K2102/311

Abstract: A display device, includes: a display panel including a first area, a second area spaced apart from the first area, and a bendable area between the first area and the second area; a window disposed on the display panel overlapping the first area; a protective layer disposed on the window including a first portion overlapping the bendable area; and an adhesive disposed between the window and the protective layer.

公开(公告)号：US20230052920A1

公开(公告)日：2023-02-16

申请号：US17868885

申请日：2022-07-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunmin Cho ,  Taesung Kim ,  Sungwon Cho ,  Yunjong Yeo

IPC: H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes: a substrate; a first semiconductor layer disposed over the substrate; a first insulating layer disposed on the first semiconductor layer; a second insulating layer disposed on the first insulating layer; a first oxide material layer disposed between the substrate and the second insulating layer; and a first conductive layer disposed on the second insulating layer and electrically connected to the first semiconductor layer through a first contact hole defined in the first insulating layer, the second insulating layer, and the first oxide material layer.

公开(公告)号：US20250151600A1

公开(公告)日：2025-05-08

申请号：US18938598

申请日：2024-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongkuk Kim ,  Sungwon Cho ,  Junho Jo

IPC: H10K71/16 ,  H10K59/12

Abstract: A mask assembly includes a mask frame including an opening area, and a mask sheet located on the mask frame and including a body portion, a rib portion, and a sheet portion. The body portion is formed along a circumference of a through-area at a center and define the through-area, the rib portion protrudes to the through-area and includes a plurality of first ribs extending in a first direction and a plurality of second ribs extending in a second direction intersecting the first direction to define a plurality of openings, and the sheet portion covers the through-area and includes a plurality of pattern holes overlapping the plurality of openings in a plan view.

公开(公告)号：US20250048853A1

公开(公告)日：2025-02-06

申请号：US18922309

申请日：2024-10-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yugwang Jeong ,  Daesoo Kim ,  Sungwon Cho ,  Subin Bae

IPC: H10K59/123 ,  H01L27/12 ,  H01L29/786 ,  H10K59/12 ,  H10K59/121 ,  H10K59/131 ,  H10K71/00

Abstract: A display apparatus includes: a substrate; a first semiconductor layer on the substrate, and including a silicon semiconductor; a second semiconductor layer on the first semiconductor layer, and including an oxide semiconductor; a first conductive layer on the second semiconductor layer; at least one metal layer between the first semiconductor layer and the first conductive layer; and a first contact hole to electrically connect the first semiconductor layer to the first conductive layer. An inner surface of the first contact hole includes a side surface of the at least one metal layer.