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公开(公告)号：US09245938B2
公开(公告)日：2016-01-26
申请号：US14548513
申请日：2014-11-20
Applicant: Japan Display Inc.
Inventor： Hiroki Ohara , Toshihiro Sato
CPC classification number: H01L27/3276 , H01L27/323 , H01L27/3253 , H01L27/3258 , H01L51/5206 , H01L51/5234 , H01L51/5246 , H01L51/56 , H01L2227/323
Abstract: The present invention is a method of manufacturing an organic EL display device including a display part arranged with a plurality of pixels including an organic EL light emitting layer, and a terminal part arranged with a plurality of terminals each connected to the organic EL light emitting layer respectively, the method comprising forming a TFT drive circuit layer controlling the organic EL light emitting layer and forming the plurality of terminals connected to the TFT drive circuit layer on a first substrate; forming the organic EL light emitting layer connected to the TFT drive circuit layer over the TFT drive circuit layer; forming a sealing film over the organic EL light emitting layer; adhering a second substrate covering the display part in a position corresponding to the first substrate; forming a touch panel sensor substrate and an electrode layer over the second substrate; and exposing the plurality of terminals by etching a part of the sealing film.
Abstract translation: 本发明是一种制造有机EL显示装置的方法，该有机EL显示装置包括：具有包括有机EL发光层的多个像素的显示部，以及配置有多个端子的端子部，各端子连接到有机EL发光层 分别形成控制有机EL发光层的TFT驱动电路层，在第一基板上形成与TFT驱动电路层连接的多个端子; 在TFT驱动电路层上形成连接到TFT驱动电路层的有机EL发光层; 在有机EL发光层上形成密封膜; 将覆盖所述显示部的第二基板粘贴在与所述第一基板对应的位置; 在所述第二基板上形成触摸面板传感器基板和电极层; 以及通过蚀刻所述密封膜的一部分来暴露所述多个端子。
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公开(公告)号：US09231043B2
公开(公告)日：2016-01-05
申请号：US14494655
申请日：2014-09-24
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
CPC classification number: H01L27/3276 , H01L27/322 , H01L51/5253 , H01L51/5275 , H01L51/5284
Abstract: An insulating layer is disposed in areas between pixel electrodes adjacent to each other so as to rest on peripheries of the pixel electrodes. An organic layer is disposed to include a common layer that continuously covers the pixel electrodes and the insulating layer. A common electrode is disposed on the organic layer. A sealing layer conducts sealing to cover the organic layer and the common electrode. The pixel electrodes have depressed portions whose upper surfaces are recessed on ends including the peripheries of the pixel electrodes. The common layer has depressed portions whose upper surfaces are recessed in correspondence with the depressed portions of the pixel electrodes. The common electrode has depressed portions whose upper surfaces are recessed in correspondence with the depressed portions of the common layer. The sealing layer is curved in correspondence with the depressed portions of the common electrode.
Abstract translation: 绝缘层设置在彼此相邻的像素电极之间的区域中，以便停留在像素电极的周边。 有机层被设置为包括连续覆盖像素电极和绝缘层的公共层。 公共电极设置在有机层上。 密封层进行密封以覆盖有机层和公共电极。 像素电极具有凹陷部分，其凹陷部分包括像素电极的周边。 公共层具有与上述像素电极的凹部对应的上表面凹陷的凹部。 公共电极具有与公共层的凹部对应地凹陷的凹部。 密封层与公共电极的凹部对应地弯曲。
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公开(公告)号：US20150287958A1
公开(公告)日：2015-10-08
申请号：US14679331
申请日：2015-04-06
Applicant: Japan Display Inc.
Inventor： Yuya TANAKA , Toshihiro Sato
CPC classification number: H01L51/5088 , H01L51/5044 , H01L51/5048
Abstract: An organic electro-luminescent display device is characterized in being provided with a substrate which is formed from an insulation material, a plurality of pixels which are arranged in a matrix shape in a display region of the substrate, and an organic layer which is formed spanning an adjacent pixel out of the plurality of pixels and includes a luminous layer, where the organic layer includes an anisotropic layer with greater electrical conductivity in a perpendicular direction with respect to the substrate than the electrical conductivity in a direction along the substrate.
Abstract translation: 一种有机电致发光显示装置，其特征在于，具备由绝缘材料形成的基板，在基板的显示区域中以矩阵状排列的多个像素，以及形成跨越的有机层 所述多个像素中的相邻像素包括发光层，其中所述有机层包括相对于所述衬底在垂直方向上具有比沿着所述衬底的方向上的导电性更大的导电性的各向异性层。
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114.发明授权公开(公告)号：US09040978B2
公开(公告)日：2015-05-26
申请号：US14463768
申请日：2014-08-20
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato , Masamitsu Furuie
CPC classification number: H01L51/5246 , H01L27/3244 , H01L27/3276 , H01L51/0008 , H01L51/5012 , H01L51/5206 , H01L51/5221 , H01L51/5253 , H01L51/56 , H01L2251/301 , H01L2251/566
Abstract: A sealing film includes a first inorganic layer that has, in a surface thereof, a convex portion corresponding to an upper surface of an element layer, a second inorganic layer that covers the first inorganic layer, and an organic layer disposed between these layers. The surface of the first inorganic layer includes a recurved area changed from an area around the convex portion to the convex portion, and a flat area surrounding the element layer. The flat area includes an outer peripheral area on an outer end of the first inorganic layer, and an inner peripheral area between the outer peripheral area and the recurved area. The organic layer has an end in the outer peripheral area, has another portion in the recurved area, and avoids the inner peripheral area. A part of the second inorganic layer contacts the first inorganic layer in the inner peripheral area.
Abstract translation: 密封膜包括第一无机层，其表面上具有对应于元件层的上表面的凸部，覆盖第一无机层的第二无机层和设置在这些层之间的有机层。 第一无机层的表面包括从凸部周围的区域向凸部变化的弯曲面，以及围绕元件层的平坦区域。 平坦区域包括在第一无机层的外端上的外周区域和外周区域与反向区域之间的内周区域。 有机层在外周区域中具有端部，在弯曲区域中具有另一部分，并且避免了内周区域。 第二无机层的一部分与内周区域的第一无机层接触。
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公开(公告)号：US20150084026A1
公开(公告)日：2015-03-26
申请号：US14495953
申请日：2014-09-25
Applicant: Japan Display Inc.
Inventor： Mitsuhide Miyamoto , Naoki Tokuda , Toshihiro Sato
CPC classification number: H01L27/322 , H01L27/3241 , H01L27/3246 , H01L51/5275
Abstract: Provided is a display device that even in the case where microlenses are formed to increase the light extraction efficiency, can decrease damage on an OLED caused by the production of the microlenses. The display device includes a first substrate; light emitting elements provided on the first substrate and located in correspondence with pixels arrayed in a matrix; a second substrate; a light collection layer provided on the second substrate and including, on the side facing the light emitting elements, at least one convex lens in correspondence with each of the pixels; and a light-transmissive layer that is provided between the first substrate and the second substrate so as to be in contact with the lens and has a refractive index lower than that of the light collection layer.
Abstract translation: 提供了即使在形成微透镜以增加光提取效率的情况下的显示装置，也可以减少由于产生微透镜而导致的OLED损坏。 显示装置包括第一基板; 发光元件设置在第一基板上并且与矩阵中排列的像素对应地设置; 第二基板; 设置在所述第二基板上的光收集层，在与所述发光元件相对的一侧包括与所述像素中的每一个对应的至少一个凸透镜; 以及透光层，其设置在第一基板和第二基板之间以与透镜接触并且具有低于光收集层的折射率的折射率。
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Patent Agency Ranking
公开(公告)号：US12225758B2
公开(公告)日：2025-02-11
申请号：US18485349
申请日：2023-10-12
Applicant: Japan Display Inc.
Inventor： Takayasu Suzuki , Toshihiro Sato
IPC: H01L51/00 , H10K50/84 , H10K50/842 , H10K50/844 , H10K59/124 , H10K71/50
Abstract: A display device includes: a resin layer on the circuit layer including a groove surrounding and separating a display area; light-emitting elements on an upper surface of the resin layer so as to emit light with luminances controlled by the currents; a sealing layer covering the light-emitting elements; a second substrate above the sealing layer; a sealing material provided between the sealing layer and the second substrate so as to surround the display area and the groove; and a filling layer surrounded by the sealing material between the sealing layer and the second substrate. The groove is formed along a line describing a shape that is inscribed in a rectangle and not in contact with corners of the rectangle as viewed in a direction vertical to the upper surface of the resin layer.
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公开(公告)号：US11711939B2
公开(公告)日：2023-07-25
申请号：US17468999
申请日：2021-09-08
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato , Hironori Toyoda
IPC: H01L51/52 , H01L27/32 , H01L51/50 , H10K50/842 , H10K50/13 , H10K50/82 , H10K50/828 , H10K50/86 , H10K50/844 , H10K59/35 , H10K59/127 , H10K59/131 , H10K59/122 , H10K59/123 , H10K59/124 , H10K102/00
CPC classification number: H10K50/8426 , H10K50/13 , H10K50/82 , H10K50/828 , H10K50/8423 , H10K50/8445 , H10K50/865 , H10K59/127 , H10K59/131 , H10K59/35 , H10K59/351 , H10K50/131 , H10K50/844 , H10K59/122 , H10K59/123 , H10K59/124 , H10K2102/00 , H10K2102/351
Abstract: An organic electroluminescence display device includes: a lower electrode that is made of a conductive inorganic material and formed in each of pixels arranged in a matrix in a display area; a light-emitting organic layer that is in contact with the lower electrode and made of a plurality of different organic material layers including a light-emitting layer emitting light; an upper electrode that is in contact with the light-emitting organic layer, formed so as to cover the whole of the display area, and made of a conductive inorganic material; and a conductive organic layer that is in contact with the upper electrode, formed so as to cover the whole of the display area, and made of a conductive organic material.
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118.发明授权公开(公告)号：US11145841B2
公开(公告)日：2021-10-12
申请号：US16505892
申请日：2019-07-09
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato , Hironori Toyoda
Abstract: An organic electroluminescence display device includes: a lower electrode that is made of a conductive inorganic material and formed in each of pixels arranged in a matrix in a display area; a light-emitting organic layer that is in contact with the lower electrode and made of a plurality of different organic material layers including a light-emitting layer emitting light; an upper electrode that is in contact with the light-emitting organic layer, formed so as to cover the whole of the display area, and made of a conductive inorganic material; and a conductive organic layer that is in contact with the upper electrode, formed so as to cover the whole of the display area, and made of a conductive organic material.
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公开(公告)号：US10651259B2
公开(公告)日：2020-05-12
申请号：US16251747
申请日：2019-01-18
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
IPC: H01L27/32 , G09G3/3233 , H01L51/52
Abstract: A display device is provided including a plurality of pixels, wherein the plurality of pixels is arranged in a matrix form, wherein each of the plurality of pixels has an emission region and a transparent region, and wherein the emission region has a light-emitting element, and the transparent region has at least a part of a storage capacitor having transparency and is covered with at least one electrode of the storage capacitor, a first electrode covers the plurality of pixels, a light-emitting layer is arranged below the first electrode, a second electrode is arranged below the light-emitting layer, and the storage capacitor includes the first electrode.
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公开(公告)号：US10510801B2
公开(公告)日：2019-12-17
申请号：US15514159
申请日：2015-08-21
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato , Hajime Akimoto
Abstract: It is an object of the present invention to provide an image display device in which it is possible to adjust the spectrum of light emitted by pixels and adjust the chromaticity of the light emitted by the pixels. Provided is an image display device having a pixel region in which each pixel comprises a plurality of subpixels and the pixels are arranged in a matrix, wherein each of the subpixels includes a plurality of light-emitting layers overlapping each other with an electrode sandwiched therebetween, and the plurality of light-emitting layers each contain a quantum dot material and have different peak emission wavelengths from each other.
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