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公开(公告)号：US20190189974A1
公开(公告)日：2019-06-20
申请号：US16203747
申请日：2018-11-29
Applicant: Japan Display Inc.
Inventor： Masakazu GUNJI
IPC: H01L51/56 , G09G3/3233 , H01L27/32 , H01L51/52
Abstract: An organic EL display device includes a thin film transistor; a first insulating layer covering the thin film transistor; a first conductive layer on the first insulating layer; a second insulating layer on the first conductive layer; a second conductive layer on the second insulating layer; a pixel capacitor formed of the first conductive layer, the second insulating layer and the second conductive layer; a third insulating layer provided on the second conductive layer and including an opening in a region overlapping a part of the second conductive layer as seen in a plan view; and an organic layer covering the opening of the third insulating layer and including a light emitting layer. The first insulating layer includes a first groove in a region overlapping the third insulating layer as seen in a plan view, and a part of the pixel capacitor is located inside the first groove.
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12.发明申请公开(公告)号：US20180097019A1
公开(公告)日：2018-04-05
申请号：US15700690
申请日：2017-09-11
Applicant: Japan Display Inc.
Inventor： Masakazu GUNJI
IPC: H01L27/12
CPC classification number: H01L27/1218 , H01L27/124 , H01L27/1244 , H01L27/1262
Abstract: A semiconductor device includes a substrate having an insulating surface; a circuit including a transistor provided on the insulating surface and including a semiconductor layer, an insulating layer and a conductive layer; and a line provided on the insulating surface, the line extending in a first direction. The line includes a core containing a resin material and a conductive portion covering the core as seen in a cross-sectional view taken along a second direction crossing the first direction.
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公开(公告)号：US20150357593A1
公开(公告)日：2015-12-10
申请号：US14732381
申请日：2015-06-05
Applicant: Japan Display Inc.
Inventor： Masakazu GUNJI , Toshihiro SATO
CPC classification number: H01L51/5092 , H01L51/5004 , H01L51/5012 , H01L51/5056 , H01L51/5072 , H01L51/5084 , H01L51/5088 , H01L51/5206 , H01L51/5221 , H01L51/5234 , H01L51/5278 , H01L2251/562
Abstract: An organic EL display device includes an anode electrode made of a conductive material, a cathode electrode made of a conductive material, an anode-side electron injection layer that is an electron injection layer on the anode electrode and between the anode electrode and the cathode electrode, and an anode-side charge generation layer that is a charge generation layer on the anode-side electron injection layer.
Abstract translation: 有机EL显示装置包括由导电材料制成的阳极电极，由导电材料制成的阴极电极，阳极侧电子注入层，其是阳极电极上的电子注入层，以及阳极电极和阴极电极 以及作为阳极侧电子注入层的电荷产生层的阳极侧电荷产生层。
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公开(公告)号：US20230422576A1
公开(公告)日：2023-12-28
申请号：US18465203
申请日：2023-09-12
Applicant: Japan Display Inc.
Inventor： Masakazu GUNJI
CPC classification number: H10K59/80515 , H10K59/35 , H10K59/80518 , H10K59/12
Abstract: According to one embodiment, a display device includes a base material, and a display area including a plurality of pixels arrayed in matrix in a first direction and a second direction. Each of the pixels includes a first subpixel, a second subpixel and a third subpixel. Each of the subpixels includes two overlap areas which overlap subpixels which are adjacent in the first direction, and an effective area which contributes display of images. In the first subpixel, neither of the two overlap areas is included in the effective area. In the second subpixel, one of the two overlap areas is included in the effective area, and the other one is not included in the effective area. In the third subpixel, both of the two overlap areas are included in the effective area.
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公开(公告)号：US20230380207A1
公开(公告)日：2023-11-23
申请号：US18366681
申请日：2023-08-08
Applicant: Japan Display Inc.
Inventor： Jun NITTA , Masakazu GUNJI , Shinya ASAKURA
IPC: H10K50/18 , H10K50/16 , H10K50/17 , H10K50/84 , H10K59/131
CPC classification number: H10K50/181 , H10K50/16 , H10K50/171 , H10K50/841 , H10K59/131
Abstract: According to one embodiment, a display device includes a switching element, a first insulating layer including a first contact hole penetrating to the switching element, a conductive material filled in the first contact hole, a lower electrode arranged above the first insulating layer and being in contact with the conductive material, an organic layer stacked on the lower electrode, and including a hole injection layer on the lower electrode, a hole transport layer on the hole injection layer, and a light emitting layer on the hole transport layer, an upper electrode stacked on the organic layer, and a coating layer covering an end surface of each of the lower electrode, the hole injection layer, and the hole transport layer.
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Patent Agency Ranking
公开(公告)号：US20230209850A1
公开(公告)日：2023-06-29
申请号：US18086643
申请日：2022-12-22
Applicant: Japan Display Inc.
Inventor： Nobuto MANAGAKI , Takuya NAKAGAWA , Ryosuke MURATA , Masakazu GUNJI , Takahiro USHIKUBO , Masashi TSUBUKU
IPC: H10K50/11
CPC classification number: H01L51/5004 , H01L2251/558
Abstract: According to one embodiment, a display device includes an anode, an organic EL element layer including a hole injection layer, a hole transport layer, an electron blocking layer, a light-emitting layer, a hole blocking layer, an electron transport layer and an electron injection layer, and a cathode, wherein ΔE2_LUMO is defined as a potential barrier between the electron transport layer and the hole blocking layer, and the light-emitting layer, ΔE2_HOMO is defined as a potential barrier between the hole transport layer and the electron blocking layer, and the light-emitting layer, and each of ΔE2_LUMO and ΔE2_HOMO is 0.1 eV or higher and 0.5 eV or less.
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公开(公告)号：US20210305325A1
公开(公告)日：2021-09-30
申请号：US17214997
申请日：2021-03-29
Applicant: Japan Display Inc.
Inventor： Masakazu GUNJI
IPC: H01L27/32
Abstract: A display device comprising: a plurality of pixels P; convex portion rows, composed by a plurality of convex portions 50 spaced from each other, formed on a boundary between adjacent pixels P in the plurality of pixels P; color filters CF, wherein a color filter CF formed on one side of a convex portion row has a different color from that of a color filter CF formed on the other side of the convex portion row.
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公开(公告)号：US20180090544A1
公开(公告)日：2018-03-29
申请号：US15700544
申请日：2017-09-11
Applicant: Japan Display Inc.
Inventor： Masakazu GUNJI
CPC classification number: H01L27/323 , G06F3/0412 , G06F3/0416 , G06F3/044 , G06F2203/04103 , H01L27/3248 , H01L27/3276 , H01L51/5206 , H01L51/5225 , H01L2227/323
Abstract: A display device includes scanning lines extending in a first direction and arrayed in a second direction on a first insulating surface; signal lines extending in a third direction and arrayed in a fourth direction on a second insulating surface; pixel electrodes provided in correspondence with intersections of the scanning lines and the signal lines; first touch lines extending in the first direction and arrayed in the second direction on the first insulating surface; second touch lines extending in the third direction and arrayed in the fourth direction on the second insulating surface; a first touch electrode on a third insulating surface, between pixel electrodes adjacent to each other, and connected with the first touch line; and a second touch electrode on the third insulating surface, between pixel electrodes adjacent to each other, and connected with the second touch line.
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公开(公告)号：US20170117338A1
公开(公告)日：2017-04-27
申请号：US15286630
申请日：2016-10-06
Applicant: Japan Display Inc.
Inventor： Yuya SHIRAHATA , Masakazu GUNJI , Toshihiro SATO
CPC classification number: H01L27/3246 , H01L27/3213 , H01L51/5203 , H01L51/5209 , H01L51/5218 , H01L51/5268 , H01L51/5271 , H01L51/5284
Abstract: A display device includes a plurality of emitting elements corresponding to a plurality of pixels. The emitting element includes a lower electrode, an upper electrode having a light-transmitting property, and a light-emitting layer between the lower electrode and the upper electrode. The lower electrode includes a flat portion and an inclined portion that is inclined obliquely upward and outward from the central area of the flat portion. Both of the flat portion and the inclined portion include a reflective surface respectively. The reflective surface of the flat portion has a light reflectance lower than that of the reflective surface of the inclined portion.
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公开(公告)号：US20160087019A1
公开(公告)日：2016-03-24
申请号：US14858789
申请日：2015-09-18
Applicant: Japan Display Inc.
Inventor： Toshihiro SATO , Koji YASUKAWA , Masakazu GUNJI
CPC classification number: H01L27/3246 , H01L51/5056 , H01L51/5088
Abstract: A display device includes a plurality of pixel electrodes which are provided separately from each other on an insulative surface; a first layer which is provided separately from each other on the respective plurality of pixel electrodes, and includes a plurality of first carrier transport layers or a plurality of first carrier injection layers; a pixel separation film which is provided on the first layer, and includes a plurality of opening portions in each region which overlaps with the respective plurality of pixel electrodes in a planar view; a light emitting layer which is provided so as to cover at least one of the plurality of opening portions; a second layer which is provided on the light emitting layer, and includes a second carrier transport layer or a second carrier injection layer; and a counter electrode which is provided on the second layer.
Abstract translation: 显示装置包括在绝缘表面上彼此分开设置的多个像素电极; 第一层，其在多个像素电极上分开设置，并且包括多个第一载流子传输层或多个第一载流子注入层; 设置在第一层上的像素分离膜，并且在平面图中包括在各个区域中与多个像素电极重叠的多个开口部分; 发光层，被设置为覆盖所述多个开口部中的至少一个; 第二层，其设置在发光层上，并且包括第二载流子传输层或第二载流子注入层; 以及设置在第二层上的对电极。
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