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公开(公告)号：US20230054859A1
公开(公告)日：2023-02-23
申请号：US17981601
申请日：2022-11-07
Applicant: Japan Display Inc.
Inventor： Takayasu SUZUKI , Toshihiro SATO
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：US20220231114A1
公开(公告)日：2022-07-21
申请号：US17712222
申请日：2022-04-04
Applicant: Japan Display Inc.
Inventor： Kouhei TAKAHASHI , Hirotsugu SAKAMOTO , Takeshi OOKAWARA , Toshihiro SATO
Abstract: An OLED display panel is provided which can control the problem of shedding even in high definition panels. Metal wiring 5 which conducts with an earth line of a flexible printed substrate 15 is provided on a substrate 1. A display area 2 comprised from a plurality of OLED elements is provided at the center of the substrate 1 and four low resistance metal films 3 are provided along each of four edges of the display area 2 on a surface of insulation films 8, 10 at the periphery of the display area 2. Among these, one low resistance metal film 3 conducts with the metal wiring 5 via a contact 3a.
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公开(公告)号：US20190058154A1
公开(公告)日：2019-02-21
申请号：US16166861
申请日：2018-10-22
Applicant: Japan Display Inc.
Inventor： Takayasu SUZUKI , Toshihiro SATO
CPC classification number: H01L51/5246 , H01L27/3258 , H01L51/0024 , H01L51/525 , H01L51/5253 , H01L51/5259
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：US20190019857A1
公开(公告)日：2019-01-17
申请号：US16135102
申请日：2018-09-19
Applicant: Japan Display Inc.
Inventor： Yuko MATSUMOTO , Toshihiro SATO
Abstract: An organic EL display device includes: a lower electrode; an upper electrode; a first organic layer which is disposed between the lower electrode and the upper electrode and is formed of a plurality of layers including a light emitting layer formed of an organic material that emits light; a metal wire that extends between the pixels within the display region; and a second organic layer which is formed of a plurality of layers the same as that of the first organic layer and which comes into contact with a part of the metal wire and does not come into contact with the first organic layer. The upper electrode comes into contact with the metal wire in the periphery of the second organic layer. Accordingly, it is possible to uniformize the potential of the upper electrode without reducing the light emission area.
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公开(公告)号：US20180012545A1
公开(公告)日：2018-01-11
申请号：US15710068
申请日：2017-09-20
Inventor： Toshihiro SATO , Yoshiyuki KANEKO
CPC classification number: G09G3/3233 , G09G3/2003 , G09G3/32 , G09G3/3225 , G09G3/3266 , G09G3/3275 , G09G2300/04 , G09G2300/0426 , G09G2300/0842 , G09G2310/0262 , G09G2310/0272 , G09G2310/0275 , G09G2310/0286 , G09G2310/0289 , G09G2330/04 , H01L27/124 , H01L27/1255 , H01L27/3248 , H01L27/3262 , H01L27/3265 , H01L27/3276 , H01L51/5228 , H01L51/524 , H01L51/5246
Abstract: A display module including a substrate having a plurality of pixels, a data line that supplies a data signal to a pixel, a current supply line that supplies electric current to the pixel, a data driving circuit that supplies a data signal to the data line, and a gate driving circuit thereon. The plurality of pixels are arranged in a display area of the substrate, and each of the plurality of pixels includes a light emitting device, a first thin film transistor connected to the data line that supplies the data signal, a second thin film transistor connected to the current supply line, and a capacitor. The light emitting device includes a first electrode layer connected to the second thin film transistor, an organic layer formed on the first electrode layer, and a second electrode layer formed on the organic layer.
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Patent Agency Ranking
公开(公告)号：US20170309697A1
公开(公告)日：2017-10-26
申请号：US15644942
申请日：2017-07-10
Inventor： Toshihiro SATO
IPC: H01L27/32 , H01L51/52 , G09G3/3233
CPC classification number: H01L27/3276 , G09G3/3233 , G09G2300/0842 , G09G2320/0233 , H01L27/3246 , H01L27/3248 , H01L27/3258 , H01L27/3262 , H01L27/3265 , H01L51/5206 , H01L51/5234 , H01L51/5237
Abstract: An organic display device includes a pixel driving circuit having a thin film transistor connected to a current supply line and a capacitor. A first insulation layer, with a first electrode thereon, covers a source electrode of the transistor. The first electrode is connected to the transistor through a contact hole the insulation layer. A second insulation layer including an aperture is formed on the first insulation layer and electrode layers. An organic light emitting layer, with a second electrode thereon is formed in the aperture and connected to the first electrode. The second insulation layer includes an inner wall at the aperture, said inner will having a surface of a convex plane on an edge of the recessed part of the first electrode. The convex plane is located between the organic light emitting layer and the edge of the first electrode, and the second electrode is formed over plurality of pixels.
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公开(公告)号：US20170278894A1
公开(公告)日：2017-09-28
申请号：US15514159
申请日：2015-08-21
Applicant: Japan Display Inc.
Inventor： Toshihiro SATO , Hajime AKIMOTO
CPC classification number: H01L27/156 , G09F9/33 , G09G3/32 , G09G3/3233 , G09G2300/0452 , G09G2300/0804 , G09G2300/0842 , G09G2320/0666 , H01L27/32 , H01L27/3209 , H01L27/3211 , H01L27/322 , H01L27/3248 , H01L33/06 , H01L51/502 , H05B33/145
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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公开(公告)号：US20170133594A1
公开(公告)日：2017-05-11
申请号：US15297567
申请日：2016-10-19
Applicant: Japan Display Inc.
Inventor： Toshifumi MIMURA , Masahiro WATABE , Toshihiro SATO
CPC classification number: H01L51/0018 , H01L27/3246 , H01L27/3258 , H01L51/5012 , H01L51/5237 , H01L51/5253 , H01L2227/323
Abstract: A manufacturing method of a display device includes: forming, in a resin layer including a display area where a plurality of lower electrodes is formed and a peripheral area surrounding the display area, a band-like groove which divides the resin layer in a form of surrounding the display area; forming an organic electroluminescence layer including a light emitting layer, on the resin layer and inside the band-like groove in such a way as to be placed on the plurality of lower electrodes; irradiating the organic electroluminescence layer with a pulse laser and thus eliminating the organic electroluminescence layer in such a way that a part of the organic electroluminescence layer is left in a shape of an island at least on a bottom surface of the band-like groove and that the bottom surface of the band-like groove is continuously exposed in the form of surrounding the display area.
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公开(公告)号：US20160380229A1
公开(公告)日：2016-12-29
申请号：US15187249
申请日：2016-06-20
Applicant: Japan Display Inc.
Inventor： Naohisa ANDO , Toshihiro SATO
CPC classification number: H01L51/5246 , H01L27/322 , H01L27/3244 , H01L51/0097 , H01L51/5253 , H01L51/5284 , H01L2251/5338 , Y02E10/549
Abstract: A display device includes a substrate including a peripheral region folded back to face a rear surface of the substrate, and a counter region facing the peripheral region; and a filling member held between the peripheral region and the counter region. The substrate is folded such that the display device includes a first overlapping portion where a part of the peripheral region is bonded with the counter region with an adhesive material being provided therebetween; a second overlapping portion where a part of the peripheral region is in direct contact with the filling member; and a third overlapping portion where a part of the peripheral region is bonded with the filling member with an adhesive material being provided therebetween.
Abstract translation: 显示装置包括：基板，其包括折回到面向基板的后表面的周边区域;以及面对周边区域的计数区域; 以及保持在周边区域和对置区域之间的填充构件。 基板被折叠使得显示装置包括第一重叠部分，其中周边区域的一部分与对置区域结合，其间设置有粘合材料; 第二重叠部分，其中周边区域的一部分与填充构件直接接触; 以及第三重叠部分，其中周边区域的一部分与填充构件粘合，其间设置有粘合材料。
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公开(公告)号：US20160336537A1
公开(公告)日：2016-11-17
申请号：US15146221
申请日：2016-05-04
Applicant: Japan Display Inc.
Inventor： Kazuto TSURUOKA , Toshihiro SATO
CPC classification number: H01L27/1218 , H01L51/0097 , H01L2251/5338 , Y02E10/549 , Y02P70/521
Abstract: A display device is provided including a substrate having a first region and a second region, a plurality of pixels above the first region, and a connection terminal above the second region, wherein a Young's modulus of the second region is higher than a Young's modulus of the first region.
Abstract translation: 提供了一种显示装置，包括具有第一区域和第二区域的基板，在第一区域上方的多个像素，以及在第二区域上方的连接端子，其中第二区域的杨氏模量高于杨氏模量 第一个地区。
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