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公开(公告)号：US09269922B2
公开(公告)日：2016-02-23
申请号：US14146807
申请日：2014-01-03
Applicant: Japan Display Inc.
Inventor： Yuko Matsumoto , Toshihiro Sato , Hiroshi Oooka
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：US09256104B2
公开(公告)日：2016-02-09
申请号：US14689731
申请日：2015-04-17
Inventor： Hidehiro Sonoda , Chikae Matsui , Noboru Kunimatsu , Yuko Matsumoto
IPC: G02F1/1337 , G02F1/1333 , G02F1/1335 , G02F1/1343
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.
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33.发明授权公开(公告)号：US09134574B2
公开(公告)日：2015-09-15
申请号：US14603334
申请日：2015-01-22
Inventor： Noboru Kunimatsu , Chikae Matsui , Hidehiro Sonoda , Yuko Matsumoto , Shoichi Uchino , Masaki Matsumori , Yasushi Tomioka
IPC: G02F1/141 , G02F1/1337 , H01L27/12
CPC classification number: G02F1/133723 , C09K19/56 , G02F1/133711 , G02F1/133788 , G02F1/134363 , G02F1/1368 , H01L27/1262 , H01L27/1296 , Y10T428/10 , Y10T428/1005
Abstract: A method for fabricating a liquid crystal display device including a TFT substrate having an alignment film formed thereon, an opposing substrate, and a liquid crystal layer sandwiched therebetween. The alignment film on the TFT substrate includes a photolytic polymer made from a first precursor including cyclobutane, and a non-photolytic polymer made from a second precursor. The method includes the steps of depositing a mixture material including the first precursor and the second precursor in which the second precursor settles more on an upper surface of the TFT substrate than the first precursor, imidizing the mixture material, and irradiating the mixture material with ultraviolet light for photo-alignment, and after irradiating, heating the mixture material to form the alignment film.
Abstract translation: 一种制造液晶显示装置的方法，该液晶显示装置包括其上形成有取向膜的TFT基板，相对基板和夹在其间的液晶层。 TFT基板上的取向膜包括由包含环丁烷的第一前体制成的光解聚合物和由第二前体制成的非光解聚合物。 该方法包括以下步骤：将包含第一前体和第二前体的混合材料沉积在第二前体中，其中第二前体比第一前体沉淀在TFT基板的上表面上，对混合物进行酰亚胺化，并用紫外线照射混合材料 用于光取向的光，并且在照射之后，加热混合物材料以形成取向膜。
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公开(公告)号：US20150116617A1
公开(公告)日：2015-04-30
申请号：US14593354
申请日：2015-01-09
Inventor： Noboru Kunimatsu , Chikae Matsui , Hidehiro Sonoda , Yuko Matsumoto , Shoichi Uchino , Masaki Matsumori , Yosushi Tomioka
IPC: G02F1/1337 , G02F1/1343 , G02F1/1368
CPC classification number: G02F1/133723 , C09K19/56 , G02F1/133711 , G02F1/133788 , G02F1/134363 , G02F1/1368 , H01L27/1262 , H01L27/1296 , Y10T428/10 , Y10T428/1005
Abstract: A liquid crystal display device includes a TFT substrate having a first alignment film and an opposing substrate having a second alignment film with liquid crystals sandwiched therebetween. One of the first and second alignment films, comprises a first polyimide produced via polyamide acid ester containing cyclobutane as a precursor and a second polyimide produced via polyamide acid as a precursor. The polyamide acid has a higher polarity than that of the polyamide acid ester. The one of the first and second alignment films is responsive to photo-alignment. A first side of the one of the first and second alignment films is adjacent to the liquid crystals, and a second side thereof is closer to one of the TFT substrate and the counter substrate than the first side. The first side contains more of the first polyimide and less of the second polyimide than the second side.
Abstract translation: 液晶显示装置包括具有第一取向膜的TFT基板和具有夹在其间的液晶的第二取向膜的相对基板。 第一和第二取向膜之一包括通过含有环丁烷作为前体的聚酰胺酸酯制备的第一聚酰亚胺和通过聚酰胺酸作为前体制备的第二聚酰亚胺。 聚酰胺酸的极性比聚酰胺酸酯高。 第一和第二取向膜中的一个对光取向有反应。 第一和第二取向膜中的一个的第一侧与液晶相邻，并且第二侧比第一侧更靠近TFT基板和对向基板中的一个。 第一侧包含比第二侧更多的第一聚酰亚胺和更少的第二聚酰亚胺。
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公开(公告)号：US12182348B2
公开(公告)日：2024-12-31
申请号：US18464386
申请日：2023-09-11
Applicant: Japan Display Inc.
Inventor： Yuko Matsumoto , Hajime Akimoto , Mitsuhide Miyamoto , Yusuke Tada
IPC: H10K50/844 , G06F3/041 , H10K59/131 , H10K59/40 , H10K71/00
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US11937488B2
公开(公告)日：2024-03-19
申请号：US18460690
申请日：2023-09-05
Applicant: Japan Display Inc.
Inventor： Yuko Matsumoto
CPC classification number: H10K59/80524 , H10K59/80523 , H10K59/871 , H10K59/879 , H10K71/233
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：US11227901B2
公开(公告)日：2022-01-18
申请号：US16841746
申请日：2020-04-07
Applicant: Japan Display Inc.
Inventor： Mitsuhide Miyamoto , Yuko Matsumoto
IPC: H01L27/32 , H01L27/14 , H01L33/44 , H01L51/00 , H01L51/52 , G02F1/133 , H01L27/146 , G02F1/1333
Abstract: 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.
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公开(公告)号：US11156875B2
公开(公告)日：2021-10-26
申请号：US16704538
申请日：2019-12-05
Inventor： Noboru Kunimatsu , Chikae Matsui , Hidehiro Sonoda , Yuko Matsumoto , Shoichi Uchino , Masaki Matsumori , Yasushi Tomioka
IPC: G02F1/1337 , G02F1/1343 , G02F1/1368 , H01L27/12 , C09K19/56
Abstract: A liquid crystal display device includes a TFT substrate having a first alignment film and an opposing substrate having a second alignment film with liquid crystals sandwiched therebetween. One of the first and second alignment films, comprises a first polyimide produced via polyamide acid ester containing cyclobutane as a precursor and a second polyimide produced via polyamide acid as a precursor. The polyamide acid has a higher polarity than that of the polyamide acid ester. The one of the first and second alignment films is responsive to photo-alignment. A first side of the one of the first and second alignment films is adjacent to the liquid crystals, and a second side thereof is closer to one of the TFT substrate and the counter substrate than the first side. The first side contains more of the first polyimide and less of the second polyimide than the second side.
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公开(公告)号：US10353501B2
公开(公告)日：2019-07-16
申请号：US15646249
申请日：2017-07-11
Applicant: Japan Display Inc.
Inventor： Hajime Akimoto , Mitsuhide Miyamoto , Yuko Matsumoto , Yusuke Tada
IPC: G09G3/3225 , G06F3/041 , H01L27/32 , H01L51/52 , G06F3/044
Abstract: Disclosed is a display device having a first layer and a second layer over the second layer. The first layer possesses a display region including: a plurality of first sub-pixels; a plurality of second sub-pixels; a plurality of third sub-pixels; a partition wall sandwiched by two adjacent sub-pixels; and a sealing film thereover. The second layer includes: a first touch electrode overlapping with the partition wall and arranged along the partition wall; and a second touch electrode overlapping with the partition wall, arranged along the partition wall, and intersecting the first touch electrode. The first touch electrode and the second touch electrode exist in the same layer. The first touch electrode and the second touch electrode each have a plurality of openings. Among the number of the first sub-pixels, the number of the second sub-pixels, and the number of the third sub-pixels, one is different from the other two.
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公开(公告)号：US10268081B2
公开(公告)日：2019-04-23
申请号：US14246787
申请日：2014-04-07
Inventor： Shoichi Uchino , Noboru Kunimatsu , Hidehiro Sonoda , Chikae Matsui , Yuko Matsumoto , Tomio Yaguchi , Toshiki Kaneko , Jun Tanaka
IPC: G02F1/1337 , G02F1/13 , G02F1/1333
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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