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公开(公告)号：US11925091B2
公开(公告)日：2024-03-05
申请号：US17147971
申请日：2021-01-13
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee , Choong Youl Im , Ha Seok Jeon
IPC: H10K59/38 , G06F3/041 , H10K50/86 , H10K59/124 , H10K59/131 , H10K59/40 , H10K71/00 , G06F3/044 , H10K59/12 , H10K59/35
CPC classification number: H10K59/38 , G06F3/0412 , H10K50/865 , H10K59/124 , H10K59/131 , H10K59/40 , H10K71/00 , G06F3/0443 , G06F3/0446 , G06F2203/04103 , G06F2203/04111 , H10K59/1201 , H10K59/35
Abstract: A light emitting display device includes a substrate including a display area and a non-display area adjacent to the display area, a lower pad electrode disposed on the substrate in the non-display area, a lower planarization layer disposed on the lower pad electrode and including a via hole exposing an upper surface of the lower pad electrode, an upper pad electrode disposed on the lower pad electrode, the upper pad electrode being electrically connected to the lower pad electrode through the via hole, and a covering layer in contact with a side surface portion of the upper pad electrode, the side surface portion of the upper pad electrode being disposed on the lower planarization layer.
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公开(公告)号：US11502142B2
公开(公告)日：2022-11-15
申请号：US17321180
申请日：2021-05-14
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee
Abstract: A display device includes a substrate; a transistor on the substrate; a first electrode electrically connected to the transistor; a pixel defining layer on the first electrode, the pixel defining layer including a pixel opening overlapping the first electrode; an emission layer and a second electrode overlapping the first electrode; a touch electrode on the second electrode; a first low refraction layer and a second low refraction layer overlapping the touch electrode; and a high refraction layer on the second low refraction layer. The first low refraction layer includes a first opening. The second low refraction layer includes a second opening. The first opening, the second opening, and the pixel opening have different widths in a first diagonal direction.
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公开(公告)号：US10985229B2
公开(公告)日：2021-04-20
申请号：US16887420
申请日：2020-05-29
Applicant: Samsung Display Co. Ltd.
Inventor： Hyeon Bum Lee , Hyoeng Ki Kim , Kyong Heon Lee , Dong Ki Lee , Eon Joo Lee , Jin Whan Jung
Abstract: A display device including a substrate, a source electrode and a drain electrode on the substrate, the source electrode and the drain electrode being spaced apart from each other, a first layer on the source electrode or the drain electrode, a second layer directly on the first layer, and a first electrode on the second layer. A step difference between a top of the first layer and a top of the drain electrode is 100 Å or less.
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公开(公告)号：US10916592B2
公开(公告)日：2021-02-09
申请号：US16402307
申请日：2019-05-03
Applicant: Samsung Display Co., Ltd.
Inventor： Eon Joo Lee , Hyoeng Ki Kim , Jun Hyuk Woo , Kwang Woo Park , Hyeon Bum Lee , Jin Whan Jung
Abstract: An organic light-emitting diode display device includes a substrate having a plurality of pixels; first electrodes disposed on the substrate, each of which is connected to a respective one of the pixels; organic emissive layers disposed on the first electrodes; a second electrode disposed on the organic emissive layers; a touch sensing unit disposed on the second electrode; and color filters disposed on the touch sensing unit, each of which is disposed above a respective one of the pixels.
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公开(公告)号：US12224291B2
公开(公告)日：2025-02-11
申请号：US18485802
申请日：2023-10-12
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee
Abstract: A display device may include a source electrode disposed on a substrate; a drain electrode disposed on the substrate; an insulating layer disposed on the source electrode and the drain electrode, the insulating layer including an opening overlapping the drain electrode; and a first electrode disposed on the insulating layer and electrically contacting the drain electrode in the opening of the insulating layer, wherein an angle between a side surface of the opening of the insulating layer and a plane parallel to the substrate is in a range of about 70 degrees to about 85 degrees.
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Patent Agency Ranking
公开(公告)号：US11825685B2
公开(公告)日：2023-11-21
申请号：US17165855
申请日：2021-02-02
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee
IPC: H10K50/844 , H10K50/86 , H10K59/38 , H10K59/122 , H10K59/131
CPC classification number: H10K50/844 , H10K50/865 , H10K59/122 , H10K59/131 , H10K59/38
Abstract: A display device includes a first layer having a display area including pixels and a non-display area surrounding the display area; a second layer disposed on the first layer and including an intermediate inorganic film and an intermediate organic film; a third layer disposed on the second layer and including display elements; a first dam structure disposed outside an edge of the intermediate organic film and extending along the edge of the intermediate organic film; a fourth layer including first and second encapsulation inorganic films; a fifth layer in disposed on the fourth layer; a sixth layer disposed on the fifth layer and including a light blocking layer, a plurality of color filters, and a seventh layer covering the light blocking layer and the plurality of color filters; and a second dam structure disposed on the non-display area and defining a boundary of the seventh layer.
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公开(公告)号：US11824066B2
公开(公告)日：2023-11-21
申请号：US17138018
申请日：2020-12-30
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee
CPC classification number: H01L27/1248 , G06F3/0412
Abstract: A display device may include a source electrode disposed on a substrate; a drain electrode disposed on the substrate; an insulating layer disposed on the source electrode and the drain electrode, the insulating layer including an opening overlapping the drain electrode; and a first electrode disposed on the insulating layer and electrically contacting the drain electrode in the opening of the insulating layer, wherein an angle between a side surface of the opening of the insulating layer and a plane parallel to the substrate is in a range of about 70 degrees to about 85 degrees.
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公开(公告)号：US11121187B2
公开(公告)日：2021-09-14
申请号：US16383506
申请日：2019-04-12
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee , Jin Ho Ju
Abstract: An OLED display according to an exemplary embodiment includes: a substrate that includes a display area and a non-display area; a pixel circuit that is disposed in the display area; organic light emitting diodes and barrier ribs that are disposed on the pixel circuit; an encapsulation layer that covers the pixel circuit, the organic light emitting diodes, and the barrier ribs; and a color filter that is disposed on the encapsulation layer, wherein the encapsulation layer comprises an edge area that is adjacent to the non-display area in the display area and a center area not directly adjacent to the non-display area and having the edge area disposed therebetween, the color filter comprises a first color filter, a second color filter, a third color filter, and color filter overlapped portions where the first color filter, the second color filter, and the third color filter are overlapped, and the color filter overlapped portions are disposed in areas where the barrier ribs are disposed, and a thickness of the color filter is greater in the edge area than in the center area.
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公开(公告)号：US11042237B2
公开(公告)日：2021-06-22
申请号：US16715768
申请日：2019-12-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyeon Bum Lee , Jin Whan Jung
Abstract: A display device that includes a substrate and a bank layer disposed on the substrate. The bank layer defines an emission area and a non-emission area of a pixel. A spacer is disposed on a portion of the bank layer. A touch member is disposed above the spacer. At least one overcoat layer is disposed on the touch member. A dielectric constant of the at least one overcoat layer in a region overlapping the spacer in a thickness direction of the substrate is larger than a dielectric constant of the overcoat layer in a region that does not overlap the spacer in the thickness direction of the substrate.
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公开(公告)号：US12219854B2
公开(公告)日：2025-02-04
申请号：US17865071
申请日：2022-07-14
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee
IPC: H10K59/40 , H05K1/18 , H10K50/84 , H10K50/856 , H10K50/86
Abstract: A display device according to an embodiment includes a light emitting element disposed on a substrate, and including a first electrode, an emission layer, and a second electrode; a low-reflective layer disposed on the light emitting element, and including an inorganic material; an encapsulation layer positioned on the low-reflective layer; a reflection adjustment layer positioned on the encapsulation layer; a capping layer positioned on the reflection adjustment layer; and an overcoat layer positioned on the capping layer.
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