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公开(公告)号：US09946107B2
公开(公告)日：2018-04-17
申请号：US14838578
申请日：2015-08-28
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
IPC: G02F1/1334 , G02F1/1343
CPC classification number: G02F1/1334 , G02F1/134336 , G02F2201/44 , G02F2201/52
Abstract: A display device including a plurality of pixels includes a first display part including a first electrode, a second electrode and a light emitting layer provided between the first electrode and the second electrode, and a second display part including the second electrode, a third electrode and a light function layer provided between the second electrode and the third electrode, the light function layer controlling the diffusion state or transparency state of light and being provided on the same side the light emitting layer with respect to the second electrode.
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公开(公告)号：US09929375B2
公开(公告)日：2018-03-27
申请号：US15705473
申请日：2017-09-15
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato , Hironori Toyoda
CPC classification number: H01L51/5246 , H01L27/3211 , H01L27/3213 , H01L27/3246 , H01L27/3248 , H01L27/3251 , H01L27/3258 , H01L27/3276 , H01L51/504 , H01L51/5044 , H01L51/5221 , H01L51/5234 , H01L51/5243 , H01L51/5253 , H01L51/5256 , H01L51/5284 , H01L2251/301 , H01L2251/558
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：US09875689B2
公开(公告)日：2018-01-23
申请号：US15343633
申请日：2016-11-04
Inventor： Toshihiro Sato , Yoshiyuki Kaneko
IPC: G09G3/32 , G09G3/3233 , H01L27/32 , G09G3/3225 , H01L51/52 , G09G3/3266 , G09G3/3275 , G09G3/20 , H01L27/12
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: The improvement of the power supply system to one of the electrodes comprising a pixel prevents said electrode from corrosion, which allows image to be displayed with high quality. A display module is provided, which module comprises an emitting device provided with a first electrode layer that is driven by an active device, an organic emitting layer that is coated on said first electrode layer and a second electrode layer CD that is formed over said organic emitting layer, wherein an electrode layer CNTB is provided on the substrate thereof lower than said second electrode layer CD and is coated with an insulating or passivation film, said electrode layer CNTB being in contact with said second electrode layer CD through a contact hole CNT.
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公开(公告)号：US09842887B2
公开(公告)日：2017-12-12
申请号：US15236761
申请日：2016-08-15
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
CPC classification number: H01L27/3213 , H01L27/3218 , H01L27/326 , H01L27/3276 , H01L51/5012 , H01L51/5209 , H01L51/5225 , H01L51/5275
Abstract: A display device includes a substrate having a plurality of transmissive regions aligned in a first direction and a second direction, a plurality of first wiring lines on the substrate extending in the first direction, a plurality of second wiring lines on the substrate extending in the second direction, and a plurality of light emitting sections disposed on the substrate. Each of the transmissive regions is surrounded by the first and second wiring lines. The light emitting sections include a first light emitting section and a second light emitting section. At least part of the first light emitting section is located in a region that is adjacent to the transmissive regions and overlap one of the first wiring lines. At least part of the second light emitting section is located in a region that is adjacent to the transmissive regions and overlap one of the second wiring lines.
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公开(公告)号：US09806284B2
公开(公告)日：2017-10-31
申请号：US15293907
申请日：2016-10-14
Applicant: Japan Display Inc.
Inventor： Yusuke Goto , Takashi Saeki , Toshihiro Sato
CPC classification number: H01L51/5246 , H01L27/3244 , H01L51/0097 , H01L51/5253 , H01L2251/5338 , Y02E10/549
Abstract: A bent part is prevented from being damaged by preventing displacement of a bend. A display device includes a circuit substrate having a flat part and a bent part, a light emitting element layer disposed on each of unit pixels forming an image, a circuit layer stacked on an outside surface of the bent part, a sealing layer that covers and seals the light emitting element layer, and a double-sided tape that includes a base material having a first surface and a second surface, respectively provided with a first adhesive and a second adhesive, and is bent at an inside of the bent part of the circuit substrate with the first surface being outside. The first surface sticks to the circuit substrate, and the second surface is folded back and adhered together.
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Patent Agency Ranking
公开(公告)号：US09806139B2
公开(公告)日：2017-10-31
申请号：US14602909
申请日：2015-01-22
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
IPC: H01L27/32
CPC classification number: H01L27/3265 , H01L27/3262
Abstract: A light emitting element display device includes light emitting elements that emit light by allowing a current to flow in a plurality of pixels arranged in a display area in a matrix, and at least two transistors that are arranged in each of the plurality of pixels, and control the current flowing in the light emitting elements, in which semiconductor portions of the at least two transistors are formed in layers different from each other.
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公开(公告)号：US09792854B2
公开(公告)日：2017-10-17
申请号：US14645600
申请日：2015-03-12
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato , Yuichi Numata
IPC: G09G5/00 , G09G3/3233
CPC classification number: G09G3/3233 , G09G2300/0426 , G09G2300/0452 , G09G2300/0852 , G09G2310/0205
Abstract: A display device includes a display area that includes sub-pixels arranged in a matrix having rows and columns, pixels formed of the combination of two sub-pixels, from which light of different wavelength regions is emitted, image signal lines arranged by two columns, scanning signal lines arranged by one in each row, pixel transistors disposed in the respective sub-pixels in which one image signal line is connected to a source of each pixel transistor, and the one scanning signal line is connected to a gate of the pixel transistor, light emitting elements that each emit light on the basis of a potential of a drain of the pixel transistor, and a drive circuit that applies a conduction potential for rendering the pixel transistors conductive to two scanning signal lines corresponding to two adjacent rows at the same time.
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公开(公告)号：US09691831B2
公开(公告)日：2017-06-27
申请号：US14708794
申请日：2015-05-11
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
CPC classification number: H01L27/3258 , H01L27/3246 , H01L51/524 , H01L2251/5338 , H05B33/22
Abstract: An organic electroluminescent display device of the invention includes a substrate on which a plurality of pixels are disposed in a matrix, an under layer that includes an organic insulating film and lower electrodes, a pixel separation film that is provided on the under layer so as to project therefrom, and an organic layer that covers the top of the under layer and the top of the pixel separation film and includes at least a light-emitting layer. A first adhesive film formed of one or more kinds of substances selected from the group consisting of amorphous carbon, diamond-like carbon, silicon, gallium, germanium, graphite oxide, and silicon carbide is formed at least partially between the top of the under layer and the pixel separation film or between the pixel separation film and the organic layer.
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公开(公告)号：US09679950B2
公开(公告)日：2017-06-13
申请号：US14678176
申请日：2015-04-03
Applicant: Japan Display Inc.
Inventor： Toshihiro Sato
CPC classification number: H01L27/3246 , H01L51/5253 , H01L51/5259
Abstract: An organic EL display device includes a lower electrode that is provided at each pixel, a bank that surrounds an outer circumference of the lower electrode and overlaps an outer circumferential edge of the lower electrode, an organic layer that is formed on the lower electrode and the bank, and an upper electrode that is formed on the organic layer. The bank contains a hygroscopic material. According to this display device, it is possible to confine an influence of moisture which has permeated thereinto to a more restricted area.
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公开(公告)号：US09666651B2
公开(公告)日：2017-05-30
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.
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