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公开(公告)号：US20250151606A1
公开(公告)日：2025-05-08
申请号：US18693943
申请日：2023-02-24
Applicant: BOE Technology Group Co., Ltd.
Abstract: The present disclosure provides a display device and a light emitting component. The light emitting component includes: an anode and a cathode arranged oppositely; a light emitting layer between the anode and the cathode, where the light emitting layer includes a host material and a dopant material, the host material includes hole type material and electron type material, the electron transport rate exceeds the hole transport rate in the light emitting layer; and an electron barrier layer on a surface of the light emitting layer facing the anode; where the hole type material, the electron type material, the dopant material, and the electron barrier layer or any combination thereof includes a deuterium-substituted compound.
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公开(公告)号：US20250131756A1
公开(公告)日：2025-04-24
申请号：US18695718
申请日：2021-11-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Guangwei HUANG , Fengshuo HU , Yanjiao WANG , Dan WANG , Xiaoyan HAN , Peihuan YANG , Fanhao KONG
IPC: G06V30/19 , G06V10/82 , G06V30/162
Abstract: The text recognition method includes: acquiring a first high-frequency feature map and a first low-frequency feature map of a target image; performing an M-level convolution process on the first high-frequency feature map and the first low-frequency feature map by M cascaded convolution modules to obtain M pairs of target high-frequency feature map and target low-frequency feature map of the target image, where M is a positive integer; merging the M pairs of target high-frequency feature map and target low-frequency feature map to obtain a target feature map of the target image; determining a probability map and a threshold map of the target image based on the target feature map, and calculating a binarization map of the target image based on the probability map and the threshold map; and determining a text area in the target image based on the binarization map, and recognizing text information in the text area.
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公开(公告)号：US20250098400A1
公开(公告)日：2025-03-20
申请号：US18576367
申请日：2023-05-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Haiyan SUN , Xiaojin ZHANG , Dan WANG
IPC: H10K50/125 , H10K50/12 , H10K85/30 , H10K101/00 , H10K101/10 , H10K101/40
Abstract: A light-emitting device is provided, and the light-emitting device includes a first electrode, a second electrode and at least two light-emitting units. The first electrode and the second electrode are arranged in a first direction in sequence. The at least two light-emitting units are disposed between the first electrode and the second electrode, and are arranged in a second direction, and the second direction intersects the first direction. Photons emitted by each light-emitting unit of the at least two light-emitting units include first luminescent photons and second luminescent photons. Emission time of the first luminescent photons is less than emission time of the second luminescent photons. The number of second luminescent photons emitted by at least one light-emitting unit is less than or equal to the number of first luminescent photons emitted by the at least one light-emitting unit.
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公开(公告)号：US20230345752A1
公开(公告)日：2023-10-26
申请号：US17635705
申请日：2021-04-16
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaojin ZHANG , Huiyun YANG , Yong WU , Dan WANG
IPC: H10K50/12
CPC classification number: H10K50/121 , H10K2102/351
Abstract: The embodiments of the disclosure provide an organic electroluminescent device, including an anode, a cathode, an emitting layer arranged between the anode and the cathode, and an assistant luminescent layer located on one side, facing the anode, of the emitting layer. The assistant luminescent layer includes a first host material and a first fluorescent guest material. The emitting layer includes a second host material, a TADF material, and a second fluorescent guest material. The first host material and the first fluorescent guest material satisfy: S1(B)−T1(B)>0.2 eV; S1(B)>S1(C); T1(B)>T1(C); ∥HOMO(B)−LUMO(C)|−S1(C)|≤0.2 eV. The lowest singlet state energy of the first host material is S1(B), and the lowest triplet state energy is T1(B). The lowest singlet state energy of the first fluorescent guest material is S1(C), and the lowest triplet state energy is T1(C).
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公开(公告)号：US20220310920A1
公开(公告)日：2022-09-29
申请号：US17419306
申请日：2020-09-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Haiyan SUN , Meishan XU , Dan WANG , Changho LEE
IPC: H01L51/00
Abstract: An organic light emitting device and a display apparatus are provided. The organic light emitting device includes an anode, a cathode and a light-emitting layer arranged between the anode and the cathode, wherein a doped structure layer is arranged between the anode and the light-emitting layer, the doped structure layer comprises a host material and a guest material doped in the host material, and the host material and the guest material satisfy: −1.5eV
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Patent Agency Ranking
公开(公告)号：US20210168350A1
公开(公告)日：2021-06-03
申请号：US15780323
申请日：2017-10-13
Inventor： Hongshu ZHANG , Xiaoling XU , Yanfeng WANG , Yun QIU , Dan WANG
IPC: H04N13/322 , H04N13/346 , G02B30/10 , G02F1/29 , G02B27/28 , G02B27/14
Abstract: The present disclosure provides a light field display device. The light field display device includes a plurality of imaging modules. Each of the imaging modules includes a liquid crystal lens array and a display screen, the liquid crystal lens array is disposed on a light exit side of the display screen, and images of the plurality of imaging modules are parallel to each other.
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公开(公告)号：US20190355295A1
公开(公告)日：2019-11-21
申请号：US16301292
申请日：2018-04-18
Inventor： Yanfeng WANG , Xue DONG , Dan WANG , Yun QIU , Yuanxin DU , Xiaoling XU , Zhenhua LV , Zhidong WANG , Weipin HU , Congcong WEI
Abstract: A display device including a display panel that includes a plurality of micro-LED pixel units arranged in an array, and a light-controlling component disposed on a light exiting side of the display panel. The light-controlling component includes a plurality of light-controlling regions each including at least two sub-regions individually controllable to switch between a transmissive state and a non-transmissive state. The light-controlling regions are arranged such that an orthographic projection of each of the light-controlling regions on the display panel covers a respective one of the micro-LED pixel units.
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公开(公告)号：US20190204487A1
公开(公告)日：2019-07-04
申请号：US16325311
申请日：2018-05-30
Inventor： Linlin WANG , Dongliang WANG , Dan WANG , Huabin CHEN
CPC classification number: G02B5/3025 , G02B1/041 , G02B1/14 , G02B3/08 , G02B5/30 , G02B27/01 , G06F1/163
Abstract: Embodiments of the present disclosure provide a polarizer, a display panel, a display apparatus, and a wearable device. The polarizer includes a polarizing layer and a lens layer arranged in stack, wherein the lens layer includes at least one converging lens.
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公开(公告)号：US20180348903A1
公开(公告)日：2018-12-06
申请号：US15562329
申请日：2017-03-03
Inventor： Yanfeng WANG , Xue DONG , Dan WANG , Yun QIU , Xiaoling XU , Yuanxin DU
IPC: G06F3/044
CPC classification number: G06F3/041
Abstract: A touch panel, a manufacturing method thereof and a touch display device are provided. The touch panel comprises: a base substrate, and a driving electrode and a sensing electrode disposed on the base substrate, wherein the driving electrode includes a plurality of first conducting wires and a first conductive bus for connecting the plurality of first conducting wires, the sensing electrode includes a plurality of second conducting wires and a second conductive bus for connecting the plurality of second conducting wires, and the plurality of first conducting wires and the plurality of second conducting wires are alternately arranged.
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公开(公告)号：US20160284942A1
公开(公告)日：2016-09-29
申请号：US14892414
申请日：2015-04-16
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xinwei GAO , Dan WANG , Rui HONG , Chao KONG
CPC classification number: H01L33/483 , H01L21/67126 , H01L51/5246 , H01L51/56 , H01L2933/0033
Abstract: The present invention discloses a packaging device and a packaging method and relates to a field of manufacturing technique of a display panel. The packaging device is used to package a display panel, the display panel comprising a first substrate and a second substrate that are arranged opposed to each other and are able to be packaged by a sealing material, the packaging device comprising a first adsorption part and a second adsorption part that are able to attract each other through a magnetic force, one of the first adsorption part and the second adsorption part configured to be detachably arranged on the outside of the first substrate, and the other of the first adsorption part and the second adsorption part configured to be detachably arranged on the outside of the second substrate.
Abstract translation: 本发明公开了一种包装装置和包装方法，涉及显示面板的制造技术领域。 所述包装装置用于封装显示面板，所述显示面板包括彼此相对布置并且能够由密封材料包装的第一基板和第二基板，所述包装装置包括第一吸附部分和 能够通过磁力彼此吸引的第二吸附部，第一吸附部和第二吸附部中的一个被配置为可拆卸地布置在第一基板的外侧，另一个是第一吸附部和第二吸收部 吸附部构造成可拆卸地配置在第二基板的外侧。
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