公开(公告)号：US20240276780A1

公开(公告)日：2024-08-15

申请号：US18389557

申请日：2023-11-14

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  JOONYONG PARK ,  SUKYOUNG YANG

IPC: H10K59/122 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1201

Abstract: A display panel includes: a base layer; an anode disposed on the base layer; a pixel-definition layer defining a light emitting opening which exposes a portion of the anode and disposed on the base layer; a first partition wall defining a first partition-wall opening therein overlapping the light emitting opening in a plan view and disposed on the pixel-definition layer; a second partition wall defining a second partition-wall opening therein overlapping the first partition-wall opening in the plan view and disposed on the first partition wall; a cathode in contact with the first partition wall, and a light emitting pattern. The first partition wall includes a conductive material. The second partition wall includes a first upper layer including an inorganic material, and a second upper layer including a conductive material and disposed on the first upper layer.

公开(公告)号：US20250098457A1

公开(公告)日：2025-03-20

申请号：US18790616

申请日：2024-07-31

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  JOONYONG PARK ,  SUKYOUNG YANG ,  DONGMIN LEE

IPC: H10K59/131 ,  H10K59/122 ,  H10K59/123 ,  H10K59/80 ,  H10K59/88 ,  H10K102/00

Abstract: A display panel includes: a base layer including a light emitting area, and a non-light emitting area being adjacent to the light emitting area, a light emitting element including a first electrode disposed in the light emitting area, a second electrode disposed on the first electrode, and a light emission pattern disposed between the first electrode and the second electrode, and a partition wall including a lower layer disposed in the non-light emitting area, and an upper layer disposed on the lower layer. The second electrode contacts a side surface of the lower layer, and the lower layer) includes layers containing different metals.

公开(公告)号：US20240162326A1

公开(公告)日：2024-05-16

申请号：US18454609

申请日：2023-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： JUNGYUN JO ,  SUKYOUNG YANG

IPC: H01L29/49 ,  H01L29/40 ,  H01L29/66 ,  H10K59/126

CPC classification number: H01L29/4908 ,  H01L29/401 ,  H01L29/66757 ,  H10K59/126

Abstract: A display panel includes: a base substrate; a light emitting element on the base substrate; a transistor between the base substrate and the light emitting element, and connected with the light emitting element; and a conductive pattern between the base substrate and the light emitting element. The conductive pattern includes: a first conductive layer including a first material; a second conductive layer on the first conductive layer, and including a second material different from the first material; a blocking layer between the first conductive layer and the second conductive layer, and including a third material different from the first material; and an intermediate layer between the blocking layer and the second conductive layer, and contacting the second conductive layer. The intermediate layer includes an alloy of the first material and the second material.

公开(公告)号：US20240397754A1

公开(公告)日：2024-11-28

申请号：US18630662

申请日：2024-04-09

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  JOONYONG PARK ,  SUKYOUNG YANG ,  DONGMIN LEE

IPC: H10K59/122 ,  G09G3/32 ,  H10K59/12 ,  H10K59/80

Abstract: A display panel includes a base layer, a pixel definition layer on the base layer, where an emission opening is defined in the pixel definition layer, a partition wall including a first partition layer on the pixel definition layer, a second partition layer on the first partition layer, where a partition opening is defined in the partition wall to overlap the emission opening, an emission element including an anode, an intermediate layer on the anode, and a cathode on the intermediate layer, and a subsidiary electrode on the emission element. The intermediate layer and the cathode are spaced apart from a lateral surface of the partition wall when viewed in plan. The subsidiary electrode is in contact with the partition wall.

公开(公告)号：US20240349541A1

公开(公告)日：2024-10-17

申请号：US18583606

申请日：2024-02-21

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNEOK SHIN ,  JOONYONG PARK ,  SUKYOUNG YANG

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/80522 ,  H10K59/8731

Abstract: A display panel includes: a base layer; a pixel defining layer on the base layer and having an emission opening; a partition wall including: a first partition wall layer on the pixel defining layer; and a second partition wall layer on the first partition wall layer and having a partition wall opening corresponding to the emission opening; a light-emitting element in the partition wall opening and including an anode, an intermediate layer, and a cathode contacting the partition wall; and an auxiliary electrode on the light-emitting element and extending along a first inner surface of the first partition wall layer and a lower surface of the second partition wall layer.

公开(公告)号：US20240136361A1

公开(公告)日：2024-04-25

申请号：US18220132

申请日：2023-07-09

Applicant: Samsung Display Co., LTD.

Inventor： HYUNEOK SHIN ,  DOKEUN SONG ,  SUKYOUNG YANG ,  DONGMIN LEE

IPC: H01L27/12

CPC classification number: H01L27/1225 ,  H01L27/127

Abstract: A display device includes: a substrate; an active layer on the substrate; and a gate electrode on the active layer. The gate electrode includes a first metal layer, a second metal layer on the first metal layer, and a third metal layer on the second metal layer. The first metal layer includes aluminum, the second metal layer includes transparent conductive oxide, and the third metal layer includes a niobium-titanium alloy.

公开(公告)号：US20240065065A1

公开(公告)日：2024-02-22

申请号：US18497392

申请日：2023-10-30

Applicant: Samsung Display Co., LTD.

Inventor： DONGMIN LEE ,  TAEWOOK KANG ,  HYUNAH SUNG ,  SUKYOUNG YANG ,  DOKEUN SONG ,  HYUNEOK SHIN

IPC: H10K59/131 ,  C22C21/00 ,  H10K59/126 ,  H10K59/121 ,  H10K77/10

CPC classification number: H10K59/1315 ,  C22C21/00 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H10K77/111 ,  H01L29/66757

Abstract: A display device includes a base substrate, a buffer layer disposed on the base substrate, an active layer disposed on the buffer layer, a first gate insulation layer disposed on the active layer, a first conductive layer disposed on the first gate insulation layer and which is a single-layer including an aluminum alloy, a second gate insulation layer disposed on the first conductive layer, a second conductive layer disposed on the second gate insulation layer and which is a single-layer including an aluminum alloy, an insulation interlayer disposed on the second conductive layer, and a third conductive layer disposed on the insulation interlayer, directly contacting the first conductive layer through a first gate contact hole defined in the insulation interlayer and the second gate insulation layer, and directly contacting the second conductive layer through a second gate contact hole defined in the insulation interlayer.

公开(公告)号：US20220157925A1

公开(公告)日：2022-05-19

申请号：US17398336

申请日：2021-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNEOK SHIN ,  HYUNWOO KANG ,  HYUNAH SUNG ,  DOKEUN SONG ,  SUKYOUNG YANG ,  YUNJONG YEO ,  DONGMIN LEE ,  DONGHYEOK LEE ,  SHIN IL CHOI

IPC: H01L27/32

Abstract: A display device includes an active layer in a display area, a first gate insulation layer on the active layer, a first gate line on the first gate insulation layer in the display area, a first signal line in the same layer as the first gate line in a non-display area and including the same material as that of the first gate line including molybdenum, a second gate insulation layer on the first gate line and the first signal line, a second gate line on the second gate insulation layer in the display area, and a second signal line in the same layer as the second gate line in the non-display area and including the same material as that of the second gate line including aluminum or an aluminum alloy. A width of the first signal line is greater than a width of the second signal line.

公开(公告)号：US20250098432A1

公开(公告)日：2025-03-20

申请号：US18767214

申请日：2024-07-09

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNEOK SHIN ,  JOONYONG PARK ,  SUKYOUNG YANG ,  DONGMIN LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80 ,  H10K59/88 ,  H10K71/60 ,  H10K102/00

Abstract: A display panel includes a base layer, a pixel defining layer disposed on the base layer and that has a light emitting opening in the pixel defining layer, a barrier wall that has a barrier wall opening in the barrier wall that overlaps the light emitting opening the barrier wall including a first barrier wall layer disposed on the pixel defining layer and a second barrier wall layer disposed on the first barrier wall layer, and a light emitting element disposed in the barrier wall opening and that includes an anode, an intermediate layer, and a cathode that contacts the barrier wall. The first barrier wall layer includes an amorphous alloy.

公开(公告)号：US20250089464A1

公开(公告)日：2025-03-13

申请号：US18740133

申请日：2024-06-11

Applicant: Samsung Display Co., LTD.

Inventor： JOONYONG PARK ,  SUKYOUNG YANG ,  DONGMIN LEE ,  HYUNEOK SHIN

IPC: H10K59/122 ,  H10K59/12 ,  H10K71/60 ,  H10K102/10

Abstract: Disclosed is a display device which includes a base layer including first to third emissive regions, a pixel defining layer disposed on the base layer and having first to third light emitting openings defined therein which respectively overlap the first to third emissive regions, a barrier wall that includes a first barrier wall layer disposed on the pixel defining layer and a second barrier wall layer disposed on the first barrier wall layer, where first to third barrier wall openings defined in the barrier wall respectively overlap the first to third light emitting openings. The display device includes light emitting elements, each of which includes a first electrode, an intermediate layer disposed on the first electrode, and a second electrode disposed on the intermediate layer, and auxiliary electrodes that are disposed on the light emitting elements and that cover the second electrodes.