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公开(公告)号：US20230320166A1
公开(公告)日：2023-10-05
申请号：US17973782
申请日：2022-10-26
发明人： Hyeon Bum LEE
CPC分类号： H01L27/323 , G06F3/0446 , H01L27/3248 , H01L51/5253 , H01L51/5275 , H01L51/5284
摘要： 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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公开(公告)号：US20220415980A1
公开(公告)日：2022-12-29
申请号：US17699160
申请日：2022-03-20
发明人： Hyeon Bum LEE , Seong Min Wang , Chi Wook An
摘要： 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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公开(公告)号：US20200251528A1
公开(公告)日：2020-08-06
申请号：US16749437
申请日：2020-01-22
发明人： Hyeon Bum LEE
摘要： A display device and a manufacturing method which minimize a difference in touch sensitivity between regions of a display device are disclosed. The display includes a display area, a color filter area disposed over the display area, and a touch area disposed between the display area and the color filter area. The display area includes a substrate, an insulating layer disposed over the substrate, first and second electrodes, partition walls disposed between the insulating layer and the second electrode, an emission layer disposed in an opening formed by the first and second electrodes and adjacent partition walls, and a spacer disposed on at least one of the partition walls. The color filter area includes a first light blocking member disposed at a region overlapping the spacer and including at least two color filters stacked on each other.
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公开(公告)号：US20190361555A1
公开(公告)日：2019-11-28
申请号：US16259747
申请日：2019-01-28
发明人： Hyeon Bum LEE , Hyoeng Ki KIM , Kwang Woo PARK
摘要： A display device may include: a substrate including an emission region and a non-emission region; at least one transistor disposed on the substrate; a display element layer including a light emitting element disposed to correspond to the emission region and a spacer disposed to correspond to the non-emission region; and a touch sensor disposed on the display element layer. The touch sensor may include a base layer including a sensing region and a non-sensing region, a plurality of touch electrodes provided in the sensing region, and an insulating pattern disposed to correspond to the spacer. The insulating pattern and the spacer may have the same thickness. Some of the touch electrodes may be disposed on the insulating pattern.
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公开(公告)号：US20190088906A1
公开(公告)日：2019-03-21
申请号：US15955422
申请日：2018-04-17
发明人： Kwang Woo PARK , Jeong Won KIM , Hyeon Bum LEE , Jin-Whan JUNG , Jin Ho JU
CPC分类号： H01L51/5284 , G06F3/041 , G06F3/044 , G06F2203/04103 , H01L27/3206 , H01L27/322 , H01L27/323 , H01L27/3246 , H01L51/5218 , H01L51/5234 , H01L51/5253 , H01L51/5265 , H01L2251/5315
摘要： 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：US20240069658A1
公开(公告)日：2024-02-29
申请号：US18234316
申请日：2023-08-15
发明人： Hyoeng Ki KIM , Hyeon Bum LEE , Hyun Ho KIM
CPC分类号： G06F3/0412 , G06F3/0446 , H10K59/122 , H10K59/38 , H10K59/40 , H10K59/873 , H10K59/8791 , H10K59/8792 , G06F3/0443
摘要： A display device, includes: a light emitting element layer including a sub-pixel and a pixel defining film defining the sub-pixel; a thin film encapsulation layer on the light emitting element layer; a pseudo-reflection pattern overlapping the pixel defining film and formed on the thin film encapsulation film; a connection electrode on the pseudo-reflection pattern; a second touch insulating layer on the connection electrode; and a driving electrode and a sensing electrode on the second touch insulating layer, wherein a width of the connection electrode is greater than a width of the driving electrode.
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公开(公告)号：US20230301154A1
公开(公告)日：2023-09-21
申请号：US18201088
申请日：2023-05-23
发明人： Hyeon Bum LEE , Jin Ho JU
CPC分类号： H10K59/38 , G06F3/0412 , G06F3/0416 , G06F3/044 , H10K59/12 , H10K59/40 , H10K77/111 , H10K2102/00
摘要： 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：US20230292573A1
公开(公告)日：2023-09-14
申请号：US17973800
申请日：2022-10-26
发明人： Hyeon Bum LEE , Hye Kyung PARK
CPC分类号： H01L27/3234 , H01L51/5237 , H01L27/3246 , H01L51/5284 , H01L27/323 , H01L2251/5338
摘要： A light emitting display device includes a display panel including a display area and a photosensor area surrounded by the display area; and an infrared sensor positioned on a rear surface of the photosensor area, wherein the display area includes a pixel definition layer having an opening overlapping an anode; a cathode covering the pixel definition layer; an encapsulation layer positioned on the cathode; and a light blocking layer positioned on the encapsulation layer and having an opening overlapping the opening of the pixel definition layer, wherein the photosensor area overlaps an overlapping portion of the light blocking layer, the pixel definition layer has an additional opening corresponding to the photosensor area such that the pixel definition layer is not formed in the photosensor area, and the photosensor area further includes an additional spacer positioned within the additional opening of the pixel definition layer.
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公开(公告)号：US20220415993A1
公开(公告)日：2022-12-29
申请号：US17696395
申请日：2022-03-16
发明人： Min Yeul RYU , Jun Hee LEE , Hyeon Bum LEE , Seong Min WANG
摘要： A light emitting display device includes first and second pixel circuit portions, each having a transistor with a polycrystalline semiconductor and a transistor with an oxide semiconductor, and first and second light emitting diodes including first and second anodes connected with the first and second pixel circuit portions, respectively. An encapsulation layer covers the first and second pixel circuit portions and the first and second light emitting diodes. A light blocking layer includes first and second light blocking layer openings that are disposed on the encapsulation layer and overlap the first and second anodes, respectively. First and second color filters are disposed in the first and second light blocking layer openings, wherein first and second expansion portions corresponding to the first and second anodes are disposed in a first and second conductive layers disposed first down from the first anode and second down from the second anode, respectively.
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公开(公告)号：US20210399058A1
公开(公告)日：2021-12-23
申请号：US17447280
申请日：2021-09-09
发明人： Hyeon Bum LEE , Jin Ho JU
摘要： 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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