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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：US12279482B2
公开(公告)日：2025-04-15
申请号：US17699160
申请日：2022-03-20
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee , Seong Min Wang , Chi Wook An
IPC: H10K59/122 , H10K50/844 , H10K50/86 , H10K59/121 , H10K59/131 , H10K59/38 , H10K59/40 , H10K77/10 , H10K102/00
Abstract: A light emitting display device includes: a flexible substrate including a display area and a peripheral area having a bending area. The display area includes: a plurality of inorganic layers; first and second organic layers that are disposed on the plurality of inorganic layers; a black pixel defining layer that is disposed on the second organic layer; and a spacer that is disposed on the black pixel defining layer. In the bending area, the plurality of inorganic layers include a first opening formed at a position corresponding to the bending area. The first opening is filled with the first organic layer, the second organic layer is disposed on the first organic layer, the black pixel defining layer includes a second opening at a position corresponding to the bending area, and the second opening is filled with an organic layer for the spacer, formed of a same material as the spacer.
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Patent Agency Ranking
公开(公告)号：US12245467B2
公开(公告)日：2025-03-04
申请号：US17526006
申请日：2021-11-15
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee , Hyun Duck Cho , Chi Wook An
IPC: H10K59/123 , H10K50/84 , H10K50/86 , H10K59/35 , H10K59/40
Abstract: A display device includes a pixel electrode, a wall layer, an emission layer, a touch electrode, and a light blocking member. The wall layer includes an opening exposing the pixel electrode. The emission layer overlaps the pixel electrode. The light blocking member overlaps the touch electrode and includes a first opening and a second opening each exposing the emission layer. A first perimeter section of the first opening is spaced from a first perimeter section of the opening by a first distance in a first direction in a plan view of the display device. A second perimeter section of the first opening is spaced from a second perimeter section of the opening by a second distance in a second direction in the plan view. The second distance is equal to the first distance. The second direction is at 45 degrees relative to the first direction.
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公开(公告)号：US11610961B2
公开(公告)日：2023-03-21
申请号：US17092811
申请日：2020-11-09
Applicant: Samsung Display Co., LTD.
Inventor： Hyeon Bum Lee
Abstract: A display device includes a transistor disposed on a substrate and including a gate electrode, a channel region, a source region, and a drain region; a first insulating layer disposed on the transistor; a drain electrode that electrically contacts the drain region through an opening formed in the first insulating layer; a connection electrode disposed on the drain electrode and electrically contacting the drain electrode; a second insulating layer disposed on the first insulating layer, an upper surface of the second insulating layer and an upper surface of the connection electrode forming a flat surface that is parallel to the substrate; a pixel electrode disposed on the flat surface and electrically contacting an upper surface of the connection electrode; an emission layer disposed on the pixel electrode; and a common electrode disposed on the emission layer.
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公开(公告)号：US11552132B2
公开(公告)日：2023-01-10
申请号：US17037603
申请日：2020-09-29
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyeon Bum Lee , Beohm Rock Choi , Jun Hyuk Woo
Abstract: A display device includes a base substrate having a main area, a sub-area, and a bending area. The main area includes pixels that each include a thin film transistor having a semiconductor layer, a gate electrode, a source electrode and a drain electrode. The display device includes a first insulating layer, a first conductive layer and a second insulating layer. The bending area includes a bending organic layer in a bending open portion. A second conductive layer is disposed on the second insulating layer and includes a source connection electrode. An encapsulation layer covers a light emitting element disposed on the second conductive layer for each of the pixels. A touch layer and a color filter layer are disposed on the encapsulation layer. The color filter layer includes a plurality of first color patterns overlapping the source connection electrode in the bending area that are separated from each other.
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公开(公告)号：US11362159B2
公开(公告)日：2022-06-14
申请号：US16714771
申请日：2019-12-15
Applicant: Samsung Display Co., Ltd.
Inventor： Hyeon Bum Lee
Abstract: A display device includes a display substrate including a flat main region including a plurality of pixels, a flat subsidiary region, and a bending region disposed between the flat main region and the flat subsidiary region; a first layer disposed on the display substrate, the first layer including a bending opening portion in the bending region exposing the bending region of the display substrate; a bending organic layer disposed on the bending region exposed by the bending opening portion of the first layer; a plurality of light-emitting elements disposed on the first layer in the pixels, respectively, wherein the plurality of light-emitting elements includes a plurality of color filters, respectively, and wherein the bending organic layer includes the same material as at least one of the color filters.
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公开(公告)号：US11056546B2
公开(公告)日：2021-07-06
申请号：US16428753
申请日：2019-05-31
Applicant: Samsung Display Co., Ltd.
Inventor： Jin Whan Jung , Hyeon Bum Lee
Abstract: A display device includes a display panel and a touch sensor on the display panel. The display panel includes: a base layer; a light emitting element having a first electrode on the base layer; a pixel defining layer including an opening region that exposes a portion of the first electrode of the light emitting element; and an encapsulation layer covering the light emitting element and the pixel defining layer. The touch sensor has: a first conductive pattern on the encapsulation layer; a color filter on the encapsulation layer to cover the first conductive pattern, the color filter including a first region including a lens part and overlaps the opening region of the pixel defining layer and a second region overlaps the pixel defining layer; a second conductive pattern on the second region of the color filter; and a black matrix on the second conductive pattern.
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