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公开(公告)号：US12048222B2
公开(公告)日：2024-07-23
申请号：US18201088
申请日：2023-05-23
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee , Jin Ho Ju
CPC classification number: H10K59/38 , G06F3/0412 , G06F3/0416 , G06F3/044 , H10K59/12 , H10K59/40 , H10K77/111 , H10K2102/00 , H10K2102/311
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：US11925094B2
公开(公告)日：2024-03-05
申请号：US17444453
申请日：2021-08-04
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee , Won Hak Choi , Kang Wook Heo
CPC classification number: H10K59/40 , G06F3/0412 , G06F3/0443 , H10K50/8426 , H10K50/865 , H10K59/38
Abstract: Some embodiments provide a display device including a substrate having an opening area, a peripheral area surrounding the opening area, and a display area surrounding the peripheral area, a transistor and a light emitting element on the substrate, an encapsulation layer on the light emitting element, a first touch insulating layer on the encapsulation layer, an overcoat layer on the first touch insulating layer, and defining a first opening, and a cover layer filling the first opening, wherein at least one of the overcoat layer and the cover layer extends from the display area to the peripheral area, and wherein the substrate includes a depression pattern that is filled by the overcoat layer or the cover layer.
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公开(公告)号：US11271054B2
公开(公告)日：2022-03-08
申请号：US16384806
申请日：2019-04-15
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee , Hyoeng Ki Kim , Jun Hyuk Woo , Kwang Woo Park
Abstract: An organic light emitting display device including a base layer; an insulating layer disposed on the base layer and including a flat region having a flat surface and a lens region having a concave or convex surface; a dam disposed on the insulating layer and defining an opening exposing the lens region; and a color filter disposed on the lens region of the insulating layer and filling the opening, The dam includes a sensing electrode.
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公开(公告)号：US10476038B2
公开(公告)日：2019-11-12
申请号：US15955422
申请日：2018-04-17
Applicant: Samsung Display Co., Ltd.
Inventor： Kwang Woo Park , Jeong Won Kim , Hyeon Bum Lee , Jin-Whan Jung , Jin Ho Ju
Abstract: A display device may include a switching composite layer, a first electrode, a pixel defining layer, an emission layer, a second electrode, an encapsulation layer, a light blocking layer, and a touch sensor. The first electrode is positioned on the switching composite layer. The pixel defining layer covers an edge of the first electrode and has a first opening and a second opening that are spaced from each other. The emission layer is positioned inside the first opening. The second electrode covers the switching composite layer, the pixel defining layer, and the emission layer. The encapsulation layer covers the second electrode. The light blocking layer is positioned on the encapsulation layer. The touch sensor is positioned on the light blocking layer and includes a sensing electrode set. A material portion is positioned inside the second opening of the pixel defining layer and overlaps the sensing electrode set.
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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：US11903295B2
公开(公告)日：2024-02-13
申请号：US17973782
申请日：2022-10-26
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee
IPC: H10K59/40 , G06F3/044 , H10K50/844 , H10K50/858 , H10K50/86 , H10K59/123
CPC classification number: H10K59/40 , G06F3/0446 , H10K50/844 , H10K50/858 , H10K50/865 , H10K59/123
Abstract: A display device includes a display area and a non-display area; a light emitting element disposed on a display area of a substrate; a dam disposed on a non-display area of the substrate; an encapsulation layer disposed on the light emitting element and the dam; a planarization layer disposed on the encapsulation layer; and a sensing electrode disposed on the planarization layer, wherein a thickness of a portion of the planarization layer disposed in the non-display area gradually increases as the portion of the planarization layer is away from the display area.
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