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公开(公告)号：US20140353639A1
公开(公告)日：2014-12-04
申请号：US14289687
申请日：2014-05-29
Applicant: Japan Display Inc.
Inventor： Hirotsugu SAKAMOTO , Hiroshi OOOKA , Takeshi OOKAWARA , Kouhei TAKAHASHI , Yuko MATSUMOTO
CPC classification number: H01L51/5246 , H01L27/3246 , H01L51/5253 , H01L51/56 , H01L2227/323 , H01L2251/566
Abstract: A display device which can be produced at reduced material cost and has a smaller peripheral frame area, and a method for producing the same, are provided. A display device includes a first substrate including a display area, which includes an organic EL light emitting layer; a second substrate located so as to face the first substrate; a dam member located along, and outside with respect to, a part of an outer edge of the display area, the dam member joining the first substrate and the second substrate to each other; and a filler filling a space between the first substrate and the second substrate while being in contact with the dam member.
Abstract translation: 提供一种可以以降低材料成本制造并具有较小外围框架面积的显示装置及其制造方法。 显示装置包括包括显示区域的第一基板，其包括有机EL发光层; 位于与第一基板相对的第二基板; 围绕所述显示区域的外边缘的一部分设置的坝构件，所述阻挡构件将所述第一基板和所述第二基板接合; 以及在与所述阻挡构件接触的同时填充所述第一基板和所述第二基板之间的空间的填料。
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公开(公告)号：US20140191216A1
公开(公告)日：2014-07-10
申请号：US14146807
申请日：2014-01-03
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO , Toshihiro SATO , Hiroshi OOOKA
IPC: H01L51/52
CPC classification number: H01L51/5268 , H01L27/322 , H01L27/3244 , H01L27/3246 , H01L51/5203 , H01L51/524 , H01L51/5246 , H01L51/5253 , H01L51/5265 , H01L51/5271 , H01L51/5284 , H01L2251/5315 , H01L2251/558
Abstract: An organic EL display device includes a first substrate, a plurality of organic EL devices arranged on the first substrate, a second substrate arranged above the first substrate, and a filling layer arranged between the first substrate and the second substrate, and displays an image on the second-substrate side. The organic EL display device is characterized in that: the organic EL devices each have a light-emission layer, a reflection electrode formed below the light-emission layer and reflecting light from the light-emission layer upwards, and an upper electrode formed above the light-emission layer and having a light transmission property and reflectivity; a structure for resonating the light emitted by the light-emission layer is formed between the reflection electrode and the upper electrode; and the filling layer includes fine particles for diffusing light exiting from the upper electrode added therein.
Abstract translation: 有机EL显示装置包括第一基板，布置在第一基板上的多个有机EL器件，布置在第一基板上方的第二基板，以及布置在第一基板和第二基板之间的填充层，并且将图像显示在 第二基板侧。 有机EL显示装置的特征在于：有机EL元件各自具有发光层，在发光层的下方形成的反射电极，向上反射来自发光层的光，上部电极形成在 发光层，具有透光性和反射率; 在反射电极和上电极之间形成用于使由发光层发射的光谐振的结构; 并且填充层包括用于扩散从其中添加的上电极射出的光的细颗粒。
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公开(公告)号：US20140104554A1
公开(公告)日：2014-04-17
申请号：US14107028
申请日：2013-12-16
Inventor： Hidehiro SONODA , Chikae MATSUI , Noboru KUNIMATSU , Yuko MATSUMOTO
IPC: G02F1/1337
CPC classification number: G02F1/1337 , G02F1/133345 , G02F1/133514 , G02F1/133788 , G02F1/134363 , G02F1/13439
Abstract: A liquid crystal display device has a liquid crystal display panel including pixels each having an active device, a pixel electrode, a common electrode and a liquid crystal layer arranged in a dot matrix array. The liquid crystal display panel has a first substrate, a second substrate, and a liquid crystal layer provided between the first substrate and the second substrate. The first substrate has the active device, the pixel electrode, the common electrode and a first alignment film. The second substrate has a second alignment film. The first alignment film and the second alignment film are respectively a photo alignment film formed by irradiating a photo decomposition type insulating film with light. The second alignment film has a thickness of at least 10 nm and no greater 50 nm and is thinner than the first alignment film.
Abstract translation: 液晶显示装置具有液晶显示面板，其具有各自具有排列成点阵列的有源器件，像素电极，公共电极和液晶层的像素。 液晶显示面板具有第一基板，第二基板和设置在第一基板和第二基板之间的液晶层。 第一基板具有有源器件，像素电极，公共电极和第一取向膜。 第二基板具有第二取向膜。 第一取向膜和第二取向膜分别是通过用光照射光分解型绝缘膜而形成的光取向膜。 第二取向膜的厚度为至少10nm且不大于50nm，并且比第一取向膜薄。
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公开(公告)号：US20240414979A1
公开(公告)日：2024-12-12
申请号：US18416930
申请日：2024-01-19
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO
Abstract: According to one embodiment, a manufacturing method of a display device includes preparing a processing substrate by forming a lower electrode, forming a rib, and forming a partition including a lower portion and an upper portion, forming an organic layer on the lower electrode, forming an upper electrode on the organic layer, forming a first transparent layer on the upper electrode, and forming a second transparent layer on the first transparent layer. The first transparent layer and the second transparent layer are formed of organic materials different from each other. A refractive index of the second transparent layer is less than a refractive index of the first transparent layer.
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公开(公告)号：US20230320131A1
公开(公告)日：2023-10-05
申请号：US18185633
申请日：2023-03-17
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO , Kaichi FUKUDA
IPC: H10K59/12 , H10K59/122 , H10K59/35 , H10K59/80
CPC classification number: H10K59/1201 , H10K59/122 , H10K59/352 , H10K59/873
Abstract: According to one embodiment, in a manufacturing method of a display device, a first lower electrode, a second lower electrode and a third lower electrode are formed. A rib having first aperture overlapping the first lower electrode, a second aperture overlapping the second lower electrode, and a third aperture overlapping the third lower electrode is formed. A first thin film including a first light emitting layer is formed on the first lower electrode. A second thin film including a second light emitting layer is formed on the second lower electrode. An area of the first aperture is larger than an area of the second aperture.
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Patent Agency Ranking
公开(公告)号：US20230255057A1
公开(公告)日：2023-08-10
申请号：US18301344
申请日：2023-04-17
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO
IPC: H10K59/121 , H10K59/131
CPC classification number: H10K59/121 , H10K59/131
Abstract: A display device according to an embodiment of the present invention includes: a base material including a display region having a plurality of pixels and a frame region; a lower electrode provided in each of the plurality of pixels; an organic material layer arranged on the lower electrode; an upper electrode arranged on the organic material layer and covering the display region; a conductor portion provided in the frame region and connected to the upper electrode; and a rib provided on the conductor portion, wherein the upper electrode is arranged on the conductor portion via the rib, a first contact portion where the upper electrode and the conductor portion contact each other is located in the frame region, the rib has a side surface located at an opposite side of the first contact portion from the display region, and an end portion of the upper electrode faces the side surface.
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公开(公告)号：US20220326577A1
公开(公告)日：2022-10-13
申请号：US17841712
申请日：2022-06-16
Inventor： Shoichi UCHINO , Noboru KUNIMATSU , Hidehiro SONODA , Chikae MATSUI , Yuko MATSUMOTO , Tomio YAGUCHI , Toshiki KANEKO , Jun TANAKA
IPC: G02F1/1337 , G03F7/30 , G03F7/36
Abstract: Disclosed is a manufacturing method of a liquid crystal display device which is a manufacturing method of a liquid crystal display device including a liquid crystal alignment film to which an alignment regulating force is imparted by a photo-alignment treatment, including: a film forming step of forming a film containing a polymer whose main chain is cleaved by irradiation with light; a photo-alignment step of imparting an alignment regulating force to the film formed in the film forming step by irradiation of the film with light in an atmosphere of a temperature lower than 100° C.; and a removing step of removing a low-molecular weight component generated by cleaving the main chain of the polymer through the light irradiation after the light irradiation. Also disclosed is a liquid crystal display device manufactured by the manufacturing method.
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公开(公告)号：US20190107746A1
公开(公告)日：2019-04-11
申请号：US16212765
申请日：2018-12-07
Applicant: Japan Display Inc.
Inventor： Yasushi TOMIOKA , Noboru KUNIMATSU , Yosuke HYODO , Toshiki KANEKO , Yuko MATSUMOTO
IPC: G02F1/1339 , G02F1/1362 , G02F1/1368
CPC classification number: G02F1/13394 , G02F1/1339 , G02F1/136286 , G02F1/1368 , G02F2001/13396 , G02F2001/13398
Abstract: A liquid crystal display device includes: a TFT substrate having gate lines and data lines arranged thereon, the gate lines extending in a first direction and arranged in a second direction, the data lines extending in the second direction and arranged in the first direction; a counter substrate having a black matrix and a color filter; and liquid crystals put between the TFT substrate and the counter substrate. Columnar spacers are formed on the counter substrate. Pedestals are formed on portions of the TFT substrate, the portions corresponding to the columnar spacers. A convex portion and a concave portion are present at the top end of the columnar spacer. The pedestal is formed corresponding to the concave portion. The concave portion is opened at the ends thereof and connected to the lateral side of the columnar spacer.
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39.发明申请公开(公告)号：US20190102005A1
公开(公告)日：2019-04-04
申请号：US16135651
申请日：2018-09-19
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO
Abstract: A display device with a touch sensor according to an embodiment of the invention includes: a substrate; a terminal; a light emitting element; a sealing film including a first insulating film; a plurality of first touch electrodes, two of the first touch electrodes that are adjacent to each other in a first direction being connected to each other via a first connection line; a plurality of second touch electrodes, two of the second touch electrodes that are adjacent to each other in a second direction being connected to each other via a second connection line; an interlayer insulating film which is interposed between the first connection line and the second connection line, and has an end face continuous to an end face of the first insulating film; and a leader wiring which is disposed over the end face of the first insulating film and the end face of the interlayer insulating film, and connects the first touch electrode or the second touch electrode to the terminal.
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公开(公告)号：US20180309079A1
公开(公告)日：2018-10-25
申请号：US15956866
申请日：2018-04-19
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO
CPC classification number: H01L51/5012 , G06F1/1637 , G06F1/1643 , G06F1/1656 , G06F3/044 , G06F2203/04103 , H01L27/323 , H01L27/3234 , H01L27/3265 , H01L51/5056 , H01L51/5072 , H01L51/5092 , H01L51/5203 , H01L51/5237 , H01L51/56
Abstract: Disclosed is a display device which includes: a substrate having a first edge portion and a second edge portion; a plurality of light-emitting elements over the substrate; a passivation film over the plurality of light-emitting elements; a barrier layer over the passivation film; and a touch sensor over the barrier layer. The barrier layer has a first sidewall along the first edge portion and a second sidewall along the second edge portion, and a first angle between a top surface of the substrate and the first sidewall is different from a second angle between the top surface and the second sidewall.
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