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1. 发明公开

US20230413643A1 DISPLAY DEVICE AND MANUFACTURING METHOD OF DISPLAY DEVICE 审中-公开
公开(公告)号：US20230413643A1
公开(公告)日：2023-12-21
申请号：US18336048
申请日：2023-06-16
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO
IPC分类号： H10K59/80 , H10K71/20
CPC分类号： H10K59/80524 , H10K59/80523 , H10K59/871 , H10K59/879 , H10K71/233
摘要： 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.

2. 发明公开

US20230413612A1 DISPLAY DEVICE 审中-公开
公开(公告)号：US20230413612A1
公开(公告)日：2023-12-21
申请号：US18334411
申请日：2023-06-14
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO , Kimitaka OHATA , Hiraaki KOKAME
IPC分类号： H10K59/122 , H10K59/12 , H10K59/35 , H10K59/80
CPC分类号： H10K59/122 , H10K59/1201 , H10K59/352 , H10K59/873
摘要： According to one embodiment, a display device includes a rib including first to third pixel apertures, a partition which includes a lower portion on the rib and an upper portion protruding from a side surface of the lower portion, first to third display elements overlapping the first to third pixel apertures, first to third sealing layers including first to third portions on the upper portion. At least two of a first width of an area in which the first portion overlaps the upper portion, a second width of an area in which the second portion overlaps the upper portion and a third width of an area in which the third portion overlaps the upper portion are different from each other.

3. 发明公开

US20230301141A1 DISPLAY DEVICE 审中-公开
公开(公告)号：US20230301141A1
公开(公告)日：2023-09-21
申请号：US18165952
申请日：2023-02-08
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO
IPC分类号： H10K59/122 , H10K59/80
CPC分类号： H10K59/122 , H10K59/80515 , H10K59/873
摘要： According to one embodiment, a display device includes an organic insulating layer, a barrier layer formed of an inorganic insulating material and provided on the organic insulating layer, a rib formed of an inorganic insulating material and provided on the barrier layer, a partition including a lower portion located immediately above the barrier layer and provided on the rib, and an upper portion provided on the lower portion and protruding from a side surface of the lower portion, a lower electrode including an end portion between the organic insulating layer and the rib, an organic layer including a first portion provided on the lower electrode, and an upper electrode including a first portion provided on the first portion of the organic layer.

4. 发明申请

US20220035467A1 DISPLAY DEVICE 有权
公开(公告)号：US20220035467A1
公开(公告)日：2022-02-03
申请号：US17503421
申请日：2021-10-18
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO , Hajime Akimoto , Mitsuhide Miyamoto , Yusuke Tada
IPC分类号： G06F3/041 , H01L27/32 , H01L51/52 , H01L51/56
摘要： The method for manufacturing a display device includes forming a light emitting element and a terminal on a substrate, forming a sealing film including a first inorganic insulating film and a second inorganic insulating film to cover the light emitting element and the terminal, forming a resist having a taper shape in which a thickness of an end portion on the sealing film becomes thinner as it goes to the terminal side by using a gray-tone mask, forming a taper shape in which thicknesses in end portions of the first inorganic insulating film and the second inorganic insulating film becomes thinner as it goes to the terminal side by etching, forming a touch electrode above the sealing film and forming wiring connected to the terminal via the end portions together with connecting to the touch electrode for detecting a touched position.

5. 发明申请

US20200235169A1 DISPLAY DEVICE 审中-公开
公开(公告)号：US20200235169A1
公开(公告)日：2020-07-23
申请号：US16841746
申请日：2020-04-07
申请人： Japan Display Inc.
发明人： Mitsuhide MIYAMOTO , Yuko MATSUMOTO
IPC分类号： H01L27/32 , H01L51/00 , H01L51/52
摘要： The display device includes a substrate, a display region arranged on the substrate and including a plurality of pixels, a first wiring provided on the substrate, an insulating layer overlapping a portion of the first wiring, an oxide conductive layer provided on the first wiring and electrically connected to the first wiring, a sealing layer overlapping the display region and at least an end of the oxide conductive layer and sealing the plurality of pixels, a sensor electrode provided on the sealing layer and overlapping the display region, and a second wiring passing over the at least end of the oxide conductive layer provided with the sealing layer and electrically connecting the sensor electrode and the oxide conductive layer.

6. 发明申请

US20150295013A1 DISPLAY DEVICE AND MANUFACTURING METHOD FOR DISPLAY DEVICE 审中-公开
标题翻译：用于显示装置的显示装置和制造方法
公开(公告)号：US20150295013A1
公开(公告)日：2015-10-15
申请号：US14686314
申请日：2015-04-14
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO , Toshihiro Sato
IPC分类号： H01L27/32 , H01L51/56 , H01L51/52
CPC分类号： H01L27/322 , H01L27/3246 , H01L51/5253 , H01L2251/5315
摘要： A display device includes a first substrate on which a plurality of pixel electrodes are disposed in a matrix shape, a pixel separating film provided in a convex shape to expose a part of the pixel electrodes and divide the plurality of pixel electrodes, an organic layer provided on the exposed pixel electrodes and including a light emitting layer, a counter electrode provided to be overlapped with the light emitting layer and the pixel separating film, a sealing insulating film provided on the counter electrode, and a colored layer provided to fill a region surrounded by the convex pixel separating film and to be overlapped with an upper surface of the pixel separating film.
摘要翻译：显示装置包括以矩阵形状设置有多个像素电极的第一基板，设置为凸形的像素分离膜，以露出一部分像素电极并分割多个像素电极，设置有机层在曝光的像素电极上并且包括发光层，设置成与发光层和像素分离膜重叠的对电极，设置在对电极上的密封绝缘膜和设置成填充被包围的区域的着色层通过凸像素分离膜并与像素分离膜的上表面重叠。

7. 发明申请

US20150289343A1 ORGANIC EL DISPLAY DEVICE AND METHOD OF MANUFACTURING ORGANIC EL DISPLAY DEVICE 有权
标题翻译：有机EL显示装置及制造有机EL显示装置的方法
公开(公告)号：US20150289343A1
公开(公告)日：2015-10-08
申请号：US14678021
申请日：2015-04-03
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO
IPC分类号： H05B33/14 , H05B33/06 , H05B33/04 , H05B33/10
CPC分类号： H01L27/3297 , H01L27/3276 , H01L2227/323 , H01L2251/5338
摘要： An organic EL display device includes: a lower electrode disposed in each of pixels; an upper electrode disposed so as to cover the whole of the display area; an organic layer disposed between the lower electrode and the upper electrode and composed of a plurality of layers including a light-emitting layer composed of an organic material; a wire formed outside the display area and composed of conductive material; and a tapered structure layer formed on the wire and including tapered portions at each of which a side surface portion not in contact with the wire extends so as to overhang the wire. At least one layer of the organic layer is formed on the tapered structure layer. The tapered structure layer forms a contact hole surrounded by the side surface portions. The upper electrode is in contact with the wire through the contact hole.
摘要翻译：有机EL显示装置包括：设置在每个像素中的下电极; 设置为覆盖整个显示区域的上电极; 设置在下电极和上电极之间并由包括由有机材料构成的发光层的多个层构成的有机层; 在显示区域外部形成由导电材料构成的线; 以及形成在所述导线上的锥形结构层，并且在与所述导线不接触的侧面部分延伸的每个所述锥形部分上延伸以使所述导线伸出。至少一层有机层形成在锥形结构层上。锥形结构层形成由侧面部包围的接触孔。上电极通过接触孔与电线接触。

8. 发明申请

US20150060816A1 ORGANIC EL DISPLAY DEVICE AND METHOD OF MANUFACTURING ORGANIC EL DISPLAY DEVICE 有权
标题翻译：有机EL显示装置及制造有机EL显示装置的方法
公开(公告)号：US20150060816A1
公开(公告)日：2015-03-05
申请号：US14469628
申请日：2014-08-27
申请人： Japan Display Inc.
发明人： Yuko MATSUMOTO , Toshihiro SATO
IPC分类号： H01L27/32 , H01L51/52 , H01L51/50 , H01L51/56
CPC分类号： H01L27/3276 , H01L27/3246 , H01L27/3248 , H01L27/3262 , H01L27/3279 , H01L51/5203 , H01L51/5234 , H01L51/56
摘要： 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.
摘要翻译：有机EL显示装置包括：下电极; 上电极; 第一有机层，其设置在下电极和上电极之间，并且由包括由发光的有机材料形成的发光层的多个层形成; 在显示区域内的像素之间延伸的金属线; 以及第二有机层，其由与第一有机层相同的多个层形成并且与金属线的一部分接触并且不与第一有机层接触。上电极与第二有机层周边的金属线接触。因此，可以在不减少发光面积的情况下使上电极的电位均匀化。

9. 发明申请

US20140220848A1 LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF 审中-公开
标题翻译：液晶显示装置及其制造方法
公开(公告)号：US20140220848A1
公开(公告)日：2014-08-07
申请号：US14246787
申请日：2014-04-07
申请人： JAPAN DISPLAY INC. , PANASONIC LIQUID CRYSTAL DISPLAY, CO., LTD.
发明人： Shoichi UCHINO , Noboru KUNIMATSU , Hidehiro SONODA , Chikae MATSUI , Yuko MATSUMOTO , Tomio YAGUCHI , Toshiki KANEKO , Jun TANAKA
IPC分类号： G02F1/1337
CPC分类号： G02F1/133788 , G02F2001/1316 , G02F2001/133354
摘要： 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.
摘要翻译：公开了一种液晶显示装置的制造方法，该液晶显示装置是包括通过光取向处理赋予取向调节力的液晶取向膜的液晶显示装置的制造方法，包括：成膜步骤形成含有主链通过光照射而被切割的聚合物的膜; 光学对准步骤，通过在低于100℃的气氛中用光照射膜，在成膜步骤中形成的膜施加取向调节力; 以及去除在光照射后通过光照射分解聚合物主链而产生的低分子量成分的除去步骤。还公开了通过该制造方法制造的液晶显示装置。

10. 发明公开

US20230255063A1 DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF 审中-公开
公开(公告)号：US20230255063A1
公开(公告)日：2023-08-10
申请号：US18164615
申请日：2023-02-06
申请人： Japan Display Inc.
发明人： Kaichi FUKUDA , Yuko MATSUMOTO
IPC分类号： H10K59/122 , H10K59/80 , H10K59/12
CPC分类号： H10K59/122 , H10K59/873 , H10K59/1201
摘要： According to one embodiment, a display device includes a lower electrode, a rib including an aperture, a partition on the rib, an upper electrode in contact with the partition, an organic layer between the lower electrode and the upper electrode, and a sealing layer on the upper electrode. The partition includes a lower portion provided on the rib, and an upper portion provided on the lower portion and including an end portion protruding from a side surface of the lower portion. The upper portion is formed of a material which has translucency and which is different from a material of the sealing layer.

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