Patents by Inventor Xufei Xu
Xufei Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250053033Abstract: A display device is provided, and the display device includes a display panel and a light adjusting portion. The light adjusting portion is stacked with the display panel, the light adjusting portion includes a first substrate, a refractive index variable material layer, an electrode structure, and a second substrate stacked with each other, and the refractive index variable material layer and the electrode structure are between the first substrate and the second substrate. The light adjusting portion further includes a plurality of signal lines, and the electrode structure and the plurality of signal lines are on the first substrate; the electrode structure includes a first electrode structure and a second electrode structure, the first electrode structure includes a plurality of first electrodes insulated from each other, the first substrate includes a plurality of regions, and first electrodes in different regions are configured to be electrically connected to different signal lines.Type: ApplicationFiled: November 23, 2022Publication date: February 13, 2025Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yijun WANG, Sheng WANG, Hui WANG, Yuansheng ZANG, Jun ZHANG, Ru ZHOU, Xufei XU, Juncai MA, Qianqian ZHANG, Bingbing WU, Yuqi LIU, Zhaofan LIU, Yue YANG
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Patent number: 12222608Abstract: There is provided are a light adjustment panel, an overlapped screen panel, and a method of manufacturing a light adjustment panel. The light adjustment panel includes a common electrode layer, a control electrode layer, a light adjustment liquid crystal layer, arranged in stack, and auxiliary electrodes. The control electrode layer includes control electrodes arranged in an array, and there is a gap between adjacent control electrodes. The orthographic projection of the gap on the common electrode layer at least partially overlaps with the orthographic projections of the auxiliary electrodes on the common electrode layer.Type: GrantFiled: March 25, 2022Date of Patent: February 11, 2025Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jie Yang, Yuansheng Zang, Yijun Wang, Ru Zhou, Xingkui Guo, Xufei Xu
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Patent number: 12197055Abstract: Disclosed are a dimmable panel (001) and a display device. The dimmable panel includes a first substrate (101) and a second substrate (102) that are arranged opposite each other; a first electrode (103) and a second electrode (104) that are insulated from each other and located between the first substrate (101) and the second substrate (102), where the first electrode (103) and the second electrode (104) are located in a dimmable area (AA), at least one of the first electrode (103) and the second electrode (104) includes a plurality of strip-shaped electrodes, extension trends of all the strip-shaped electrodes are approximately the same, and orthographic projections of the strip-shaped electrodes on the first substrate (101) do not overlap each other; and a liquid crystal layer (105) located between the first substrate (101) and the second substrate (102), where the liquid crystal layer (105) is located in the dimmable area (AA).Type: GrantFiled: February 28, 2022Date of Patent: January 14, 2025Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yijun Wang, Yuansheng Zang, Sheng Wang, Hui Wang, Jian Xu, Jie Yang, Ru Zhou, Xufei Xu, Xingkui Guo
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Publication number: 20240427167Abstract: A display device and a driving method thereof are provided. The display device includes: a display panel; and at least two grating panels; the grating panel includes a dielectric layer and driving structures disposed on at least one side of the dielectric layer; the grating panel includes grating units, the grating unit includes at least two driving structures; the driving structure is configured to receive a driving signal and form an electric field under the action of the driving signal; the electric field is used for driving a corresponding position of the dielectric layer to transmit light or shield light so that the grating unit forms a light-transmitting unit and a light-shielding unit; the grating panels include a first grating panel and a second grating panel stacked on a same side or two opposite sides of the display panel; the grating units are arranged along a first direction.Type: ApplicationFiled: December 26, 2022Publication date: December 26, 2024Applicants: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ru Zhou, Hailin Xue, Sheng Wang, Hui Wang, Xiaoqing Peng, Yuansheng Zang, Zhengwei Zhu, Xiang Wang, Yijun Wang, Jie Yang, Xufei Xu, Yingxi Tai, Baoman Li
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Publication number: 20240393581Abstract: A grating regulating device is applied to a 3D displaying device. The 3D displaying device includes a display panel, the display panel includes a first polarizing unit, the grating regulating device is provided on one side of the display panel away from the first polarizing unit, and the grating regulating device includes: a first substrate and a second substrate, wherein the first substrate and the second substrate face each other; a second polarizing unit provided on one side of the second substrate away from the first substrate; and a third polarizing unit provided on one side of the first substrate away from the second substrate; and an absorption axis of the first polarizing unit and an absorption axis of the second polarizing unit are perpendicular, and the absorption axis of the second polarizing unit and an absorption axis of the third polarizing unit are perpendicular.Type: ApplicationFiled: July 29, 2022Publication date: November 28, 2024Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Ru Zhou, Hailin Xue, Sheng Wang, Yuansheng Zang, Xiaoqing Peng, Qianqian Zhang, Jinbo Xu, Shiming Shang, Yijun Wang, Xufei Xu, Baoman Li
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Publication number: 20240288732Abstract: There is provided are a light adjustment panel, an overlapped screen panel, and a method of manufacturing a light adjustment panel. The light adjustment panel includes a common electrode layer, a control electrode layer, a light adjustment liquid crystal layer, arranged in stack, and auxiliary electrodes. The control electrode layer includes control electrodes arranged in an array, and there is a gap between adjacent control electrodes. The orthographic projection of the gap on the common electrode layer at least partially overlaps with the orthographic projections of the auxiliary electrodes on the common electrode layer.Type: ApplicationFiled: March 25, 2022Publication date: August 29, 2024Inventors: Jie YANG, Yuansheng ZANG, Yijun WANG, Ru ZHOU, Xingkui GUO, Xufei XU
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Publication number: 20240248334Abstract: Disclosed are a dimmable panel (001) and a display device. The dimmable panel includes a first substrate (101) and a second substrate (102) that are arranged opposite each other; a first electrode (103) and a second electrode (104) that are insulated from each other and located between the first substrate (101) and the second substrate (102), where the first electrode (103) and the second electrode (104) are located in a dimmable area (AA), at least one of the first electrode (103) and the second electrode (104) includes a plurality of strip-shaped electrodes, extension trends of all the strip-shaped electrodes are approximately the same, and orthographic projections of the strip-shaped electrodes on the first substrate (101) do not overlap each other; and a liquid crystal layer (105) located between the first substrate (101) and the second substrate (102), where the liquid crystal layer (105) is located in the dimmable area (AA).Type: ApplicationFiled: February 28, 2022Publication date: July 25, 2024Inventors: Yijun WANG, Yuansheng ZANG, Sheng WANG, Hui WANG, Jian XU, Jie YANG, Ru ZHOU, Xufei XU, Xingkui GUO
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Patent number: 11175548Abstract: A display panel includes an array substrate having a first substrate, a gate line, a data line, and a thin film transistor (TFT); and a plurality of sub-pixel regions defined by the gate and data lines; and an opposite substrate including a second substrate, a plurality of additional electrodes arranged on a side of the second substrate facing the array substrate; at least one sub-pixel region including at least one of: a first overlap region at an intersection region by the gate and data lines, a second overlap region between the TFT gate and source electrodes, or a third overlap region between the TFT gate and drain electrodes; and an orthographic projection of the additional electrodes on the first substrate substantially overlaps with orthographic projections of at least one of the first, second, or third overlap regions on the first substrate.Type: GrantFiled: November 27, 2017Date of Patent: November 16, 2021Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Na Zhao, Liyun Deng, Xufei Xu, Jianying Zhan, Lijuan Yang
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Patent number: 11088184Abstract: An array substrate and a method of manufacturing the same are provided. The method of manufacturing an array substrate includes: forming a black matrix and an organic insulating pattern on a base substrate with a thin film transistor formed thereon, wherein the black matrix and the organic material pattern are formed by using an identical mask.Type: GrantFiled: September 15, 2017Date of Patent: August 10, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Na Zhao, Xufei Xu, Ru Zhou, Yue Shi
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Publication number: 20210208460Abstract: A display panel includes an array substrate having a first substrate, a gate line, a data line, and a thin film transistor (TFT); and a plurality of sub-pixel regions defined by the gate and data lines; and an opposite substrate including a second substrate, a plurality of additional electrodes arranged on a side of the second substrate facing the array substrate; at least one sub-pixel region including at least one of: a first overlap region at an intersection region by the gate and data lines, a second overlap region between the TFT gate and source electrodes, or a third overlap region between the TFT gate and drain electrodes; and an orthographic projection of the additional electrodes on the first substrate substantially overlaps with orthographic projections of at least one of the first, second, or third overlap regions on the first substrate.Type: ApplicationFiled: November 27, 2017Publication date: July 8, 2021Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Na ZHAO, Liyun DENG, Xufei XU, Jianying ZHAN, Lijuan YANG
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Patent number: 10942390Abstract: Embodiments of the present invention provide a display substrate, a fabricating method thereof, and a display panel. The display substrate includes a substrate, a display structure layer disposed on the substrate, and an alignment layer. A grating polarizing layer is disposed in the display structure layer, and an optical alignment direction of the alignment layer is parallel to or perpendicular to a transmission axis direction of the grating polarizing layer.Type: GrantFiled: June 28, 2019Date of Patent: March 9, 2021Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xufei Xu, Na Zhao, Gangqi Huang, Chuanyan Wang, Gaofei Shi, Qiyu Shen
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Publication number: 20200266220Abstract: An array substrate and a method of manufacturing the same are provided. The method of manufacturing an array substrate includes: forming a black matrix and an organic insulating pattern on a base substrate with a thin film transistor formed thereon, wherein the black matrix and the organic material pattern are formed by using an identical mask.Type: ApplicationFiled: September 15, 2017Publication date: August 20, 2020Inventors: Na ZHAO, Xufei XU, Ru ZHOU, Yue SHI
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Patent number: 10734592Abstract: The present disclosure provides a method for manufacturing a thermal insulation film, a thermal insulation structure, and a display device. The method for manufacturing the thermal insulation film includes: providing a substrate; forming a sacrificial layer on the substrate; forming a thermal insulation layer on the sacrificial layer, the thermal insulation layer including at least one opening capable of exposing a portion of the sacrificial layer; and etching the sacrificial layer through the opening, so as to form a plurality of hollow holes between the thermal insulation layer and the substrate. A method for manufacturing the thermal insulation film according to the present disclosure is used for manufacturing a thermal insulation film.Type: GrantFiled: January 9, 2019Date of Patent: August 4, 2020Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xufei Xu, Na Zhao, Yijun Wang, Qiyu Shen
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Publication number: 20200225534Abstract: Embodiments of the present invention provide a display substrate, a fabricating method thereof, and a display panel. The display substrate includes a substrate, a display structure layer disposed on the substrate, and an alignment layer. A grating polarizing layer is disposed in the display structure layer, and an optical alignment direction of the alignment layer is parallel to or perpendicular to a transmission axis direction of the grating polarizing layer.Type: ApplicationFiled: June 28, 2019Publication date: July 16, 2020Inventors: Xufei XU, Na ZHAO, Gangqi HUANG, Chuanyan WANG, Gaofei SHI, Qiyu SHEN
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Publication number: 20190363268Abstract: The present disclosure provides a method for manufacturing a thermal insulation film, a thermal insulation structure, and a display device. The method for manufacturing the thermal insulation film includes: providing a substrate; forming a sacrificial layer on the substrate; forming a thermal insulation layer on the sacrificial layer, the thermal insulation layer including at least one opening capable of exposing a portion of the sacrificial layer; and etching the sacrificial layer through the opening, so as to form a plurality of hollow holes between the thermal insulation layer and the substrate. A method for manufacturing the thermal insulation film according to the present disclosure is used for manufacturing a thermal insulation film.Type: ApplicationFiled: January 9, 2019Publication date: November 28, 2019Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xufei XU, Na ZHAO, Yijun WANG, Qiyu SHEN
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Publication number: 20190157591Abstract: Embodiments of the present disclosure relate to the display technical field and provide a thin film transistor and a method for producing the same, an array baseplate, and a display device. The method for producing the thin film transistor includes forming an active layer which includes: forming a plurality of processing regions along a first direction on a substrate, where any two adjacent processing regions have different hydrophilicities and the first direction is parallel with the transmission direction of carriers in the thin film transistor, forming an active layer on the substrate to cover at least part of a junctional region between two adjacent processing regions.Type: ApplicationFiled: September 13, 2017Publication date: May 23, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Miao Yuan, Qiyu Shen, Xufei Xu, Jianying Zhan, Haibing Guo
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Patent number: 10296118Abstract: The present disclosure provides a touch display substrate and a touch display device, relates to a display field and solves a technical problem of lower sensibility of the touch display device. The touch display substrate comprises a plurality of touch electrodes, wherein the plurality of touch electrodes are divided into at least one touch electrode pair; each of the touch electrode pair includes first and second touch electrodes which are adjacent to each other; the first touch electrode comprises a first bending portion; the second touch electrode comprises second bending portion; and the second bending portions correspond to the first bending portions at positions. The touch display substrate according to the present disclosure may be applied to the touch display device.Type: GrantFiled: June 24, 2016Date of Patent: May 21, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jie Song, Qiyu Shen, Na Zhao, Xufei Xu, Gaofei Shi
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Patent number: 10043916Abstract: Embodiments of the invention disclose a thin-film transistor having a channel structure that has an increased width-length ratio and a manufacturing method thereof, a display substrate and a display device. The thin-film transistor comprises a gate, a gate insulation layer and an active layer stacked on a substrate, the active layer is formed therein with a source region, a drain region and a channel region, a surface of the active layer facing the gate insulation layer is at least partially formed with a non-planar surface in the channel region, such that the non-planar surface of the active layer has a tortuous shape in a width direction of the channel region.Type: GrantFiled: July 28, 2015Date of Patent: August 7, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Na Zhao, Xufei Xu, Gaofei Shi
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Publication number: 20180174859Abstract: It is disclosed an etching method, comprising: applying a photoresist layer on a layer to be patterned; forming a photoresist removing region and a photoresist retaining region on the photoresist layer; forming a cross linking material in the photoresist removing region, and making the cross linking material to react with the photoresist retaining region in predefined conditions to form a reacting region; removing the cross linking material, retaining the photoresist retaining region and the reacting region, and etching a layer in a region where the cross linking material is removed; and removing a shielding layer in the photoresist retaining region and the reacting region to form a patterned layer. Conditions for the reaction between the cross linking material and the photoresist are controlled to modify the width of the reacting region, and a CD smaller than the resolution limit of exposure machine is reached without photoresist residual.Type: ApplicationFiled: May 31, 2016Publication date: June 21, 2018Inventors: Jun ZHANG, Yijun WANG, Xufei XU, Jie SONG
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Publication number: 20160351724Abstract: Embodiments of the invention disclose a thin-film transistor having a channel structure that has an increased width-length ratio and a manufacturing method thereof, a display substrate and a display device. The thin-film transistor comprises a gate, a gate insulation layer and an active layer stacked on a substrate, the active layer is formed therein with a source region, a drain region and a channel region, a surface of the active layer facing the gate insulation layer is at least partially formed with a non-planar surface in the channel region, such that the non-planar surface of the active layer has a tortuous shape in a width direction of the channel region.Type: ApplicationFiled: July 28, 2015Publication date: December 1, 2016Inventors: Na Zhao, Xufei Xu, Gaofei Shi