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公开(公告)号：US20240260360A1
公开(公告)日：2024-08-01
申请号：US18520673
申请日：2023-11-28
Applicant: Samsung Display Co., LTD.
Inventor： Duck Jung LEE , Hye Jin GWARK , Jae Ik KIM , Hwi KIM , Jung Sun PARK , Seung Yong SONG , Yeon Hwa LEE , Joon Gu LEE
IPC: H10K59/131 , H10K59/12 , H10K59/122
CPC classification number: H10K59/131 , H10K59/1201 , H10K59/122
Abstract: A display device includes: a pixel circuit layer including a base layer, a pixel circuit, and a passivation layer including a well area and a protrusion area; and a light-emitting-element layer disposed on the pixel circuit layer, and including a light emitting element, and a connecting electrode, the light emitting element including a first electrode, a second electrode, and an emission part. The connecting electrode is disposed in the protrusion area, and at least a portion of the connecting electrode overlaps the well area and does not contact the passivation layer. The emission part includes a hole layer, an electron layer, and an emission layer. The hole layer connects the first electrode and the emission layer. The electron layer connects the second electrode and the emission layer. Each of the hole layer and the second electrode has an end portion on the connecting electrode.
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公开(公告)号：US20210325787A1
公开(公告)日：2021-10-21
申请号：US16952953
申请日：2020-11-19
Inventor： Sung Soon IM , Jong Kyu KIM , Jeong Hyeon PARK , Seung Yong SONG , Duck Jung LEE , Jong Won LEE
Abstract: Provided are an exposure apparatus including a light source unit which provides light for exposure and comprises micro light emitting diodes arranged in a matrix form; a substrate transfer unit which transfers a target substrate; and a control unit which controls at least one of the light source unit and the substrate transfer unit. The control unit allocates coordinates or an address to each micro light emitting diode and individually controls an amount of light of each micro light emitting diode according to a preset pattern based on the coordinates or the address.
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13.发明申请公开(公告)号：US20160336382A1
公开(公告)日：2016-11-17
申请号：US14991373
申请日：2016-01-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duck Jung LEE , Jung Sun PARK , Hyun Sung BANG , Ji Young CHOUNG
CPC classification number: H01L51/5012 , H01L27/3246 , H01L2251/558
Abstract: An organic light emitting display panel and associated methods, the panel including a substrate; an organic light emitting diode (OLED) on the substrate; and an encapsulation member to separate the OLED from an external environment, wherein the OLED includes a first electrode on the substrate; a pixel defining layer exposing the first electrode and including a flat planar surface and an inclined planar surface extending from the flat planar surface such that the inclined planar surface overlaps an edge of the first electrode; an organic layer, the organic layer including a first region on the first electrode and a second region on the inclined planar surface; and a second electrode on the organic layer, and wherein, in the second region, a thickness of the organic layer is decreased along a direction extending away from the first region.
Abstract translation: 一种有机发光显示面板及相关方法，所述面板包括基板; 在基板上的有机发光二极管（OLED）; 以及用于将OLED与外部环境分离的封装构件，其中所述OLED在所述衬底上包括第一电极; 暴露第一电极并包括平坦平面的像素限定层和从平坦平面延伸的倾斜平面，使得倾斜平面与第一电极的边缘重叠; 有机层，所述有机层包括所述第一电极上的第一区域和所述倾斜平面上的第二区域; 和有机层上的第二电极，其中在第二区域中，有机层的厚度沿着远离第一区域的方向减小。
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公开(公告)号：US20250081743A1
公开(公告)日：2025-03-06
申请号：US18655868
申请日：2024-05-06
Applicant: Samsung Display Co., LTD.
Inventor： Gun Shik KIM , Woong Sik KIM , Dae Ho SONG , Duck Jung LEE
IPC: H10K59/122 , G02B27/01 , H10K59/12 , H10K59/131 , H10K59/35 , H10K59/80 , H10K71/20
Abstract: A display device may include a pixel defining layer defining subpixels, a pixel electrode of each subpixel disposed in an opening of the pixel defining layer, a trench formed by etching a portion of the pixel defining layer and surrounding a portion of each of the subpixels, heating wires disposed on the pixel defining layer and spaced apart from each other with the trench between the heating wires, a first organic material covering a first pixel electrode of a first subpixel and a portion of the pixel defining layer surrounding the first pixel electrode, a second organic material covering a second pixel electrode of a second subpixel and a portion of the pixel defining layer surrounding the second pixel electrode, and a third organic material covering a third pixel electrode of a third subpixel and a portion of the pixel defining layer surrounding the third pixel electrode.
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Patent Agency Ranking
公开(公告)号：US20240121987A1
公开(公告)日：2024-04-11
申请号：US18216776
申请日：2023-06-30
Applicant: Samsung Display Co., LTD.
Inventor： Yeon Hwa LEE , Duck Jung LEE , Joon Gu LEE , Tae Wook KANG
IPC: H10K59/122 , H10K59/121 , H10K59/131 , H10K59/80
CPC classification number: H10K59/122 , H10K59/1213 , H10K59/1315 , H10K59/8721
Abstract: A display device includes a substrate; an auxiliary electrode including metal layers stacked in an undercut structure; and a light-emitting element layer. The light-emitting element layer includes a second common layer; and a common electrode which extend to the non-emission area. A side surface of the auxiliary electrode includes a first bonding portion in contact with the second common layer, and a second bonding portion in contact with the common electrode. The auxiliary electrode includes a first side and a second side facing each other in one direction, and a third side and a fourth side facing each other in other direction crossing the one direction. The first bonding portion has a first width at a first point of the first side and has a second width smaller than the first width at a second point of the third side.
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公开(公告)号：US20240099114A1
公开(公告)日：2024-03-21
申请号：US18518622
申请日：2023-11-24
Applicant: Samsung Display Co., Ltd.
Inventor： Jae Sik KIM , Jae Ik KIM , Jung Sun PARK , Seung Yong SONG , Duck Jung LEE , Yeon Hwa LEE , Joon Gu LEE , Kyu Hwan HWANG
IPC: H10K71/00 , H10K50/822 , H10K50/844
CPC classification number: H10K71/00 , H10K50/822 , H10K50/844 , H10K59/35
Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.
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公开(公告)号：US20240099099A1
公开(公告)日：2024-03-21
申请号：US17768065
申请日：2020-06-17
Applicant: Samsung Display Co., LTD.
Inventor： Kyu Hwan HWANG , Duck Jung LEE
CPC classification number: H10K59/80515 , H10K59/1201 , H10K59/353
Abstract: An organic light-emitting display device includes a first pattern electrode, a second pattern electrode, and a third pattern electrode, each being electrically connected to a driving electrode, an organic light-emitting structure disposed on the first to third pattern electrodes, a common electrode disposed on the organic light-emitting structure, and a resonance-adjusting pattern disposed between the first pattern electrode and the organic light-emitting structure, the resonance-adjusting pattern overlapping a first light-emitting area in a plan view and including a conductive oxide. The organic light-emitting structure includes a hole-transporting layer, a light-emitting layer, and an electron-transporting layer. The light-emitting layer includes a common light-emitting layer continuously extending in the organic light-emitting structure, and a light-emitting pattern overlapping the third pattern electrode in a plan view.
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18.发明公开公开(公告)号：US20240040921A1
公开(公告)日：2024-02-01
申请号：US18210653
申请日：2023-06-16
Applicant: Samsung Display Co., Ltd.
Inventor： Min Ho MOON , Jin Oh KWAG , Seung Yong SONG , Duck Jung LEE , Seul LEE , Sung Soon IM
CPC classification number: H10K71/166 , C23C14/042 , H10K71/00
Abstract: A deposition mask for making a display device, the deposition mask includes: a frame including a first opening; a first member disposed above the first opening of the frame and including a first portion surrounding at least one second opening and a second portion disposed in the second opening and physically separated from the first portion; and a second member disposed on the first member and including a first connecting portion connected to the frame and a second mesh portion overlapping the second portion.
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公开(公告)号：US20170125745A1
公开(公告)日：2017-05-04
申请号：US15138341
申请日：2016-04-26
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duck Jung LEE , Young Gil KWON , Mu Gyeom KIM , Ji Young CHOUNG
CPC classification number: H01L51/56 , H01L27/3211 , H01L27/3246 , H01L51/0004 , H01L51/0005 , H01L51/0016 , H01L51/5012 , H01L51/5056 , H01L51/5088 , H01L2227/323
Abstract: Provided is a method of manufacturing a light-emitting display device. The method of manufacturing a light-emitting display device may comprise: forming a first electrode on a substrate, the substrate having a plurality of first pixel areas and a plurality of second pixel areas, the first electrode being formed in each of the first and second pixel areas such that corresponding first and second pixels are formed; forming a pixel defining layer on the substrate, the pixel defining layer having an opening exposing the first electrode of each of the first and second pixels; forming a first photoresist pattern on the pixel defining layer, the first photoresist pattern having a first pattern opening exposing the first electrode of each of the first pixels; forming a light-emitting layer on the first electrode exposed through the first pattern opening; and removing the first photoresist pattern.
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