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公开(公告)号：US20220139968A1
公开(公告)日：2022-05-05
申请号：US17357347
申请日：2021-06-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dong LI , Yang YU , Huijuan ZHANG , Zheng LIU
IPC: H01L27/12
Abstract: Disclosed are a display substrate, a manufacturing method thereof, a display panel and a display device. The display panel comprises: a base substrate provided with a first area and a second area which are not overlapped with each other; a low temperature poly-silicon transistor arranged in the first area, the low temperature poly-silicon transistor comprises a poly-silicon active layer; an oxide transistor arranged in the second area, the oxide transistor comprises a first gate electrode; the first gate electrode is arranged in a same layer as the poly-silicon active layer, and a material of the first gate electrode is heavily-doped poly-silicon.
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公开(公告)号：US20210249620A1
公开(公告)日：2021-08-12
申请号：US17241147
申请日：2021-04-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dong LI
Abstract: Disclosed are a QLED display panel and a preparation method thereof and a display apparatus. The QLED display panel includes: a base substrate; a second electrode, an electron transport layer, a quantum dot luminescent layer, a hole transport layer, a hole injection layer, and a first electrode disposed sequentially on the base substrate; and the QLED display panel further including: a first ionic coordination compound layer between the quantum dot luminescent layer and the hole transport layer.
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公开(公告)号：US20210232186A1
公开(公告)日：2021-07-29
申请号：US16637426
申请日：2019-01-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongwei TIAN , Yanan NIU , Dong LI , Chunyang WANG , Zheng LIU , Ming LIU
IPC: G06F1/16
Abstract: A display device and a manufacturing method thereof are provided. The display device includes: a flexible substrate including a display portion and a back portion that are connected with each other, the display portion including a display side and a back side opposite to the display side, the back portion being located at the back side of the display portion; and an antenna located on the back portion.
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公开(公告)号：US20210043701A1
公开(公告)日：2021-02-11
申请号：US16965920
申请日：2019-12-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dong LI , Hongwei TIAN , Chunyang WANG , Huijuan ZHANG , Zheng LIU , Xiaolong LI , Meng ZHAO , Mingche HSIEH
IPC: H01L27/32 , G09G3/3225
Abstract: A flexible display panel has a display area, a peripheral area surrounding the display area, and a bending area having at least one overlapping area with the peripheral area. The flexible display panel includes a plurality of conductive layers disposed in the display area, and at least one interdigital capacitor disposed in the at least one overlapping area. One of the at least one interdigital capacitor is disposed in a same layer with a same material as one of the plurality of conductive layers.
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公开(公告)号：US20200335712A1
公开(公告)日：2020-10-22
申请号：US16759846
申请日：2019-04-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongwei TIAN , Yanan NIU , Zheng LIU , Dong LI , Liangjian LI , Zunqing SONG
Abstract: The embodiments of the disclosure provide a flexible display panel, including a flexible substrate, the flexible substrate including a plurality of cylindrical surface stretching bodies in an array, every two adjacent cylindrical surface stretching bodies being connected by their side edges, and a flexible device on the flexible substrate, the flexible device being conformal with the flexible substrate. The embodiments also provide a display device including the flexible display panel and a method for manufacturing the flexible display panel.
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Patent Agency Ranking
公开(公告)号：US20200287167A1
公开(公告)日：2020-09-10
申请号：US16563214
申请日：2019-09-06
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongwei TIAN , Yanan NIU , Dong LI , Ming LIU , Zheng LIU , Chunyang WANG
Abstract: The disclosure provides a display substrate, a method for manufacturing the same and a display device, belonging to the display technology field, to solve the problem that ultraviolet irradiation has an adverse effect on the service life of existing OLED devices. The display substrate disclosed herein includes a light processing layer which comprising a condensed-ring conjugated polymer. The light processing layer can protect the display parts below it and prevent the display parts from being exposed to ambient light and reducing their service life.
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公开(公告)号：US20200044174A1
公开(公告)日：2020-02-06
申请号：US16420705
申请日：2019-05-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dong LI
Abstract: Disclosed are a QLED display panel and a preparation method thereof and a display apparatus. The QLED display panel includes: a first and second substrates oppositely disposed; a first electrode, a hole injection layer, a hole transport layer, a quantum dot luminescent layer, an electron transport layer and a second electrode formed between the first and second substrates and disposed sequentially along a direction from the first substrate to the second substrate; and a first ionic coordination compound layer formed on a side facing quantum dot luminescent layer, of hole transport layer. The first ionic coordination compound layer includes a first positive and a first negative ion portions; the first positive ion portion is on a side close to hole transport layer, of first ionic coordination compound layer, and the first negative ion portion is on a side close to quantum dot luminescent layer, of first ionic coordination compound layer.
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公开(公告)号：US20190064957A1
公开(公告)日：2019-02-28
申请号：US15750320
申请日：2017-07-25
Inventor： Jing WANG , Xiadong XIE , Shuncheng ZHU , Min HE , Guiyu ZHANG , Qiato ZHENG , Zouming XU , Dong LI
Abstract: A touch screen and the fabricating method thereof and an out-cell touch display device solve the problem of shadow elimination of bridge points. The method for fabricating the touch screen includes: forming a pattern of a first touch detection electrode on a substrate; forming a pattern of a first metal wiring layer which is at least electrically connected with the first touch detection electrode, in the frame area of the substrate; forming a pattern of the first insulating layer on the side, far away from the substrate, of the first metal wiring layer; forming a pattern of a second touch detection electrode on the side, far away from the substrate, of the first insulating layer; and forming a pattern of a second metal wiring layer which is at least electrically connected with the second touch detection electrode, in the frame area of the substrate.
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29.发明公开公开(公告)号：US20240363796A1
公开(公告)日：2024-10-31
申请号：US18768451
申请日：2024-07-10
CPC classification number: H01L33/06 , H01L33/005 , H01L33/14 , H10K50/15 , H10K71/00
Abstract: A quantum dot light emitting structure and a method for manufacturing the quantum dot light emitting structure, and an array substrate are disclosed. The quantum dot light emitting structure includes: a quantum dot light emitting layer; an electrode; and an electron transport layer located between the quantum dot light emitting layer and the electrode, the quantum dot light emitting structure further comprises an electron blocking layer located in the electron transport layer, a root-mean-square (RMS) roughness of a surface, close to the quantum dot light emitting layer, of the electron transport layer is different from a root-mean-square (RMS) roughness of a surface, away from the quantum dot light emitting layer, of the electron transport layer.
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公开(公告)号：US20240260301A1
公开(公告)日：2024-08-01
申请号：US18630294
申请日：2024-04-09
Inventor： Dong LI , Wenhai MEI , Boris KRISTAL
IPC: H10K50/16 , B82Y20/00 , C01B25/08 , C01G9/00 , C09K11/08 , C09K11/70 , H10K50/115 , H10K101/30 , H10K102/00
CPC classification number: H10K50/16 , C01B25/087 , C01G9/006 , C09K11/0883 , C09K11/70 , H10K50/115 , B82Y20/00 , C01P2004/64 , C01P2006/40 , H10K2101/30 , H10K2102/331
Abstract: A light-emitting structure and a display panel. The light-emitting structure includes: a first light-emitting element comprising a first light-emitting layer, a first electron transport layer, and a first cathode, the first cathode is in contact with the first electron transport layer, an energy level of conduction band minimum (CBM) of the first electron transport layer is larger than a Fermi level of the first cathode, the first electron transport layer comprises ZnMgO nanoparticles, and a molar percentage of Mg in the first electron transport layer is in a range from 10% to 20%.
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