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公开(公告)号：US20240381728A1
公开(公告)日：2024-11-14
申请号：US18780651
申请日：2024-07-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yan FAN , Yipeng CHEN , Yang WANG , Yansong LI , Xing FAN
IPC: H10K59/179 , G09G3/3216 , G09G3/3225 , H10K59/131 , H10K59/80 , H10K59/90
Abstract: A display substrate, a display panel, an electronic device and a display method. The display substrate includes first electrodes in a first display region and second electrodes in a second display region, a first light-emitting portion in the first display region and a second light-emitting portion in the second display region, and the first electrodes being of strip shapes extending along a first direction and being spaced apart from each other along a second direction; third electrodes in the first display region and a fourth electrode in the second display region, the third electrode being of strip shapes extending along the second direction and being spaced apart from each other along the first direction.
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公开(公告)号：US20240184151A1
公开(公告)日：2024-06-06
申请号：US17785034
申请日：2021-08-04
Applicant: BOE Technology Group Co., Ltd.
Inventor： Cheng HAN , Xin LI , Xing FAN , Qixiao WU , Songquan WU
IPC: G02F1/13 , G02F1/1337 , G02F1/1343 , G02F1/1347
CPC classification number: G02F1/1323 , G02F1/13378 , G02F1/13439 , G02F1/13475
Abstract: An anti-peeping panel, a preparation method, a driving method, and a display device. The anti-peeping panel includes: a first substrate; a second substrate; a composite material layer; first and second transparent electrode layers. The first and second transparent electrode layers includes first and second elongate electrodes respectively; orthographic projections of at least one first and second elongate electrode on the first substrate have a first overlapping region; the composite material layer includes first and second composite regions, the second composite region overlaps with the first overlapping region; when an electric field of first frequency exists between first and second elongate electrodes, the second composite region shades light, the first composite region transmits light; when an electric field of second frequency exists between first and second elongate electrodes, the second composite region transmits light, the first composite region transmits light; the first frequency is different from the second frequency.
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公开(公告)号：US20240147803A1
公开(公告)日：2024-05-02
申请号：US17772245
申请日：2021-05-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xing FAN , Xin LI , Cheng HAN , Yansong LI
IPC: H10K59/35 , H10K59/124
CPC classification number: H10K59/353 , H10K59/124 , H10K2102/311
Abstract: An array substrate and a display apparatus are provided The array substrate includes: at least one adjusting portion on the base substrate and having a first cross section in a plane perpendicular to the base substrate; first cross section includes top and bottom sides, first and second lateral sides; the bottom side is closer to the base substrate than the top side, an orthographic projection of the top side on the base substrate is within an orthographic projection of the bottom side on the base substrate; the first and/or second lateral sides is/are stepped; a buffer layer on a side of the adjusting portion away from the base substrate; light-emitting devices on a side of the buffer layer away from the base substrate and each including a first electrode, a light-emitting layer and a second electrode sequentially arranged along a direction away from the base substrate.
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公开(公告)号：US20230363208A1
公开(公告)日：2023-11-09
申请号：US17633219
申请日：2021-04-26
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xing FAN , Shantao CHEN , Xin LI , Hao GAO , Cheng HAN , Yansong LI
IPC: H10K59/122 , H10K59/80 , H10K59/12
CPC classification number: H10K59/122 , H10K59/873 , H10K59/1201 , H10K2102/351
Abstract: A display substrate includes a first electrode layer, a pixel define layer, an organic light-emitting layer, a second electrode layer and a first encapsulation layer which are sequentially disposed away from an base substrate. The pixel define layer has a plurality of openings, at least one of which exposes the first electrode layer. The pixel define layer has a first climbing part and a second climbing part close to the edge of at least one opening, the distance from a surface of the second climbing part away from the base substrate to the base substrate is greater than the distance from a surface of the first climbing part away from the base substrate to the base substrate, and the slope angle of the first climbing part is different from that of the second climbing part.
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公开(公告)号：US20220255043A1
公开(公告)日：2022-08-11
申请号：US17486559
申请日：2021-09-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xing FAN , Lingjun DAI , Chao KONG
Abstract: The present disclosure provides an organic electroluminescent device and a display panel. The organic electroluminescent device includes a first electrode, a second electrode and a light-emitting layer disposed between the first electrode and the second electrode; a functional electrode is disposed on a side of at least one of the first electrode and the second electrode away from the light-emitting layer; the functional electrode includes a first layer-stacked structure including a plurality of first light-transmitting layers and at least one second light-transmitting layer; the first and second light-transmitting layers are stacked alternately; in the first layer-stacked structure, both the layer closest to the light-emitting layer and the layer farthest from the light-emitting layer are the first light-transmitting layers; a refractive index of the first light-transmitting layer is greater than a refractive index of the second light-transmitting layer.
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Patent Agency Ranking
公开(公告)号：US20220231251A1
公开(公告)日：2022-07-21
申请号：US17483290
申请日：2021-09-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiangmin WEN , Xing FAN , Yan FAN , Hao GAO
Abstract: The present disclosure provides an organic electroluminescent device and a manufacturing method thereof. The organic electroluminescent device includes an anode, an electron transport layer and a cathode. The material of the electron transport layer includes a mixture of a first electron transport material and a second electron transport material, the lowest unoccupied molecular orbital energy level of the first electron transport material is higher than that of the second electron transport material, and the ratio of the first electron transport material to the second electron transport material first decreases and then increases in the direction from the cathode to the anode.
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公开(公告)号：US20190334102A1
公开(公告)日：2019-10-31
申请号：US16384022
申请日：2019-04-15
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xing FAN
Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes: a base substrate including a main portion and an edge portion located on at least one side of the main portion; a first pixel located on the edge portion and including a first light-emitting surface; and an angle-adjusting portion located between the first pixel and the edge portion and configured to provide an included angle between the first light-emitting surface and the edge portion at a position where the first pixel is located, the included angle being not zero.
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公开(公告)号：US20240057363A1
公开(公告)日：2024-02-15
申请号：US17638195
申请日：2021-04-26
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zhihui ZHANG , Yan FAN , Xing FAN , Shu JING , Huameng LIU , Kuo SHEN
IPC: H10K50/11 , H10K71/12 , H10K50/16 , H10K50/858
CPC classification number: H10K50/11 , H10K71/12 , H10K50/16 , H10K50/858 , H10K2101/90
Abstract: An organic light emitting device, a preparation method therefor, and a display apparatus are provided. The organic light emitting device includes an anode, a cathode, and a light emitting layer and an electron transport layer arranged between the anode and the cathode. The electron transport layer is arranged between the light emitting layer and the cathode. The electron transport layer includes a first host material and a second host material. A mixing ratio of the first host material to the second host material of one side of the electron transport layer close to the light emitting layer is different from a mixing ratio of the first host material to the second host material of one side of the electron transport layer away from the light emitting layer.
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公开(公告)号：US20230006004A1
公开(公告)日：2023-01-05
申请号：US17778891
申请日：2021-03-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yansong LI , Ying BAO , Haidong WU , Xing FAN , Xiaobo DU
Abstract: A display substrate has a display region. The display region includes at least a first region, and the first region includes a plurality of first sub-pixel regions. The display substrate includes: a substrate; a plurality of first sub-pixels disposed on a side of the substrate; and a pattern layer disposed on a side of the plurality of first sub-pixels away from the substrate. The pattern layer includes a first pattern and a plurality of second patterns. Boundaries of orthographic projections of part of the second patterns located in the first region on the substrate respectively coincide with boundaries of the first sub-pixel regions; or boundaries of the first sub-pixel regions are respectively located within boundaries of orthographic projections of part of the second patterns located in the first region on the substrate. A portion of the first pattern located in the first region is electrically connected to the first cathode.
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10.发明申请公开(公告)号：US20220302416A1
公开(公告)日：2022-09-22
申请号：US17509760
申请日：2021-10-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhihui ZHANG , Yan FAN , Hao GAO , Xing FAN
Abstract: Provided are a light-emitting device and a manufacturing method thereof, a display panel and a display device. The light-emitting device includes a plurality of light-emitting units including a first, a second, and a third light-emitting unit. Each light-emitting unit includes a micro-cavity structure including an anode, a hole transport layer, a functional layer, and a cathode. The functional layer of the first light-emitting unit includes a first light-emitting layer, a first buffer layer between the first light-emitting layer and the hole transport layer of the first light-emitting unit, and a second buffer layer between the first buffer layer and the first light-emitting layer. The material of the second buffer layer is different from that of the first buffer layer, the second buffer layer has a physical thickness less than or equal to 30 nanometers and an optical thickness less than or equal to 60 nanometers.
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