Patents by Inventor Xiaoling Xu
Xiaoling 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: 20200312883Abstract: The present disclosure provides a circuit substrate, a method for manufacturing the same, a display substrate and a tiled display device. The circuit substrate includes: a base substrate; a driving circuit on the base substrate; and conductive connection portions. A plurality of grooves is defined in a lateral side of the base substrate; each of the plurality of grooves extends through a top surface and an opposite bottom surface of the base substrate. The driving circuit includes signal lines on the top surface of the base substrate and signal-line leads on the bottom surface of the base substrate. The plurality of conductive connection portions are corresponding to the plurality of grooves in a one-to-one manner; at least one part of the conductive connection portion is in the corresponding groove. The conductive connection portion is connected with the corresponding signal line and the corresponding signal-line lead, respectively.Type: ApplicationFiled: December 4, 2019Publication date: October 1, 2020Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lianjie QU, Yonglian QI, Hebin ZHAO, Yun QIU, Xiaoling XU, Ruizhi YANG, Guangdong SHI, Shiyu XU, Shan ZHANG
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Patent number: 10769984Abstract: 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.Type: GrantFiled: April 18, 2018Date of Patent: September 8, 2020Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yanfeng Wang, Xue Dong, Dan Wang, Yun Qiu, Yuanxin Du, Xiaoling Xu, Zhenhua Lv, Zhidong Wang, Weipin Hu, Congcong Wei
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Patent number: 10739635Abstract: The present disclosure provides a display panel and a display device. The display panel includes a display substrate and a liquid crystal lens provided at a light exiting surface side of the display substrate. The display substrate includes a first base body and a plurality of pixel units provided on the first base body, and each of the plurality of pixel units includes an inorganic light-emitting diode. The liquid crystal lens includes a plurality of lens units which are arranged to have a one-to-one correspondence to the plurality of pixel units, and configured to adjust directions of light emitted from the inorganic light-emitting diodes of the plurality of pixel units, respectively.Type: GrantFiled: July 11, 2017Date of Patent: August 11, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Xiaoling Xu, Yanfeng Wang, Yun Qiu
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Patent number: 10741125Abstract: Embodiments of the present disclosure provide a pixel unit and a driving method thereof, a display panel and a driving method thereof, and a display apparatus. The pixel unit comprises a driving sub-circuit, a first switching sub-circuit, a second switching sub-circuit, and a light-emitting element. The driving sub-circuit has a first terminal electrically coupled to a first power supply terminal, and a second terminal electrically coupled to a first terminal of the light-emitting element. The first switching sub-circuit has an inputting terminal electrically coupled to a data line, an outputting terminal electrically coupled to an inputting terminal of the second switching sub-circuit, and a controlling terminal electrically coupled to a scanning line. The second switching sub-circuit has an outputting terminal electrically coupled to an inputting terminal of the driving sub-circuit.Type: GrantFiled: December 15, 2017Date of Patent: August 11, 2020Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shengji Yang, Xue Dong, Jing Lv, Xiaochuan Chen, Minghua Xuan, Can Zhang, Ming Yang, Yan Li, Xiaoling Xu
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Publication number: 20200244946Abstract: The present application discloses a display panel including a base substrate; a first micro LED array having a plurality of first micro LED pixels in a matrix along a first direction and a second direction on the base substrate; and a second micro LED array having a plurality of second micro LED pixels on a side of the first micro LED array distal to the base substrate, the plurality of second micro LED pixels being grouped into a plurality of groups of second micro LED pixels successively along the second direction, each of the plurality of groups of second micro LED pixels substantially along the first direction and comprising one or more rows of second micro LED pixels substantially along the first direction. Adjacent groups of the plurality of groups of second micro LED pixels are spaced apart from each other thereby exposing a portion of the first micro LED array.Type: ApplicationFiled: March 23, 2017Publication date: July 30, 2020Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yanfeng Wang, Xiaoling Xu, Yuanxin Du, Zhenhua Lv, Yun Qiu, Xiao Sun
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Publication number: 20200192175Abstract: A display module and an electronic device are provided, the display module including: an upper substrate including a first electrode provided on the substrate, and a plurality of projections provided on a first surface of the upper substrate and arranged in a matrix; a lower substrate including a second electrode provided on the lower substrate, and a plurality of grooves provided on a first surface of the lower substrate; and an inverted emulsion. The first surface of the upper substrate is on the first surface of the lower substrate, each projection matches a groove corresponding thereto to form an accommodating space, and the inverted emulsion is filled in the accommodating space.Type: ApplicationFiled: March 15, 2019Publication date: June 18, 2020Inventors: Zhenhua LV, Zhidong WANG, Xiaoling XU, Yang YOU, Ning JIA, Yun QIU
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Patent number: 10643526Abstract: The embodiments of the disclosure relate to a display unit, a pixel circuit and a driving method and a display panel thereof. The display unit comprises a display pixel unit for displaying images, and an imaging pixel unit for acquiring images. The imaging pixel unit comprises a photosensitive element and a filter element located on the photosensitive element.Type: GrantFiled: October 13, 2017Date of Patent: May 5, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yanfeng Wang, Zhenhua L V, Zhidong Wang, Xiaoling Xu, Yuanxin Du, Hongshu Zhang, Weipin Hu, Congcong Wei
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Patent number: 10642054Abstract: There is disclosed a three-dimensional display device including: a micro LED display panel, a light control component arranged at a light-emitting side of the micro LED display panel, and a control component electrically connected with the micro LED display panel and the light control component respectively; where the control component is configured to control the micro LED display panel to display, and to control the light control component to generate a parallax barrier matching with the micro LED display panel, in a three-dimensional display mode. The control component controls the light control component to generate the parallax barrier matching with the micro LED display panel, while controlling the micro LED display panel to display, and when light rays emitted by the micro LED display panel pass through the parallax barrier, a three-dimensional image can be displayed, so that a three-dimensional display can be achieved on the micro LED display panel.Type: GrantFiled: October 11, 2017Date of Patent: May 5, 2020Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.Inventors: Yanfeng Wang, Yuanxin Du, Zhenhua LV, Zhidong Wang, Xiaoling Xu, Hongshu Zhang, Weipin Hu, Congcong Wei
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Patent number: 10539850Abstract: A display screen, a display device and a display method are provided. The display screen includes: a display panel and a dye liquid crystal cell. The dye liquid crystal cell is arranged on a side of the display panel, and the dye liquid crystal cell is configured to control an emergent direction of light that has been transmitted through the dye liquid crystal cell under the influence of an electric field.Type: GrantFiled: August 11, 2017Date of Patent: January 21, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Xiaoling Xu, Yanfeng Wang, Yun Qiu
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Publication number: 20190371243Abstract: Embodiments of the present disclosure provide a pixel unit and a driving method thereof, a display panel and a driving method thereof, and a display apparatus. The pixel unit comprises a driving sub-circuit, a first switching sub-circuit, a second switching sub-circuit, and a light-emitting element. The driving sub-circuit has a first terminal electrically coupled to a first power supply terminal, and a second terminal electrically coupled to a first terminal of the light-emitting element. The first switching sub-circuit has an inputting terminal electrically coupled to a data line, an outputting terminal electrically coupled to an inputting terminal of the second switching sub-circuit, and a controlling terminal electrically coupled to a scanning line. The second switching sub-circuit has an outputting terminal electrically coupled to an inputting terminal of the driving sub-circuit.Type: ApplicationFiled: December 15, 2017Publication date: December 5, 2019Inventors: Shengji YANG, Xue DONG, Jing LV, Xiaochuan CHEN, Minghua XUAN, Can ZHANG, Ming YANG, Yan LI, Xiaoling XU
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Publication number: 20190355295Abstract: 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.Type: ApplicationFiled: April 18, 2018Publication date: November 21, 2019Inventors: Yanfeng WANG, Xue DONG, Dan WANG, Yun QIU, Yuanxin DU, Xiaoling XU, Zhenhua LV, Zhidong WANG, Weipin HU, Congcong WEI
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Patent number: 10461122Abstract: A light emitting diode display panel and a manufacturing method thereof, and a display device. The light emitting diode display panel includes a substrate, a plurality of light emitting diodes arranged in an array on the substrate; a plurality of polarization layers located on a light exit side of the plurality of light emitting diodes respectively, and the plurality of polarization layers are in a one-to-one correspondence to the plurality of light emitting diodes; the plurality of polarization layers include a plurality of first polarization layers and a plurality of second polarization layers having different polarization directions.Type: GrantFiled: August 18, 2017Date of Patent: October 29, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yanfeng Wang, Xiaoling Xu, Yuanxin Du, Zhenhua Lv, Yun Qiu, Dan Wang, Xue Dong
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Patent number: 10424261Abstract: A pixel circuit and driving method thereof and display apparatus are disclosed. The pixel circuit comprises: a selection circuit (P1), whose input terminal is connected to a selection signal terminal, a high level signal terminal and a low level signal terminal, configured to control charging or discharging of a pixel capacitor according to a digital signal input by the selection signal terminal; a charging/discharging circuit (P2), whose input terminal is connected to an output terminal of the selection circuit and a same row gate line signal terminal corresponding to the pixel capacitor and output terminal is connected to the pixel capacitor, configured to charge or discharge the pixel capacitor under the control of the selection circuit; and a pre-charging circuit (P3), whose input terminal is connected to a previous row gate line signal terminal corresponding to the pixel capacitor and output terminal is connected to the pixel capacitor, configured to provide a reference voltage.Type: GrantFiled: August 27, 2015Date of Patent: September 24, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yanfeng Wang, Guangliang Shang, Xiaoling Xu
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Publication number: 20190285946Abstract: The present disclosure relates to the field of display technology, and provides a backlight module, a display device, and a fabricating method for the backlight module. Specifically, the backlight module includes a first substrate having a first surface and a second surface opposite to each other, a plurality of light emitting units arranged in an array on the first surface of the first substrate, a metal wire grid polarizer on the second surface of the first substrate, and a driving circuit. The driving circuit is electrically connected to the plurality of light emitting units to drive the plurality of light emitting units to emit light toward the first substrate.Type: ApplicationFiled: April 23, 2018Publication date: September 19, 2019Inventors: Meili WANG, Xiaoling XU, Yuanxin DU
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Patent number: 10338707Abstract: An integrated front light assembly, a manufacturing method thereof and a reflective display device are disclosed. The integrated front light assembly includes a protective substrate; a touch-control layer disposed on the protective substrate; a light guide layer disposed on the touch-control layer; and a light source disposed on at least one side of the light guide layer. The reflective display device comprises a display panel and the integrated front light assembly. In this way, a thickness of the reflective display device can be reduced and a display effect of the reflective display device can be improved.Type: GrantFiled: November 27, 2015Date of Patent: July 2, 2019Assignee: BOE Technology Group Co., Ltd.Inventors: Long Wang, Guangkui Qin, Fangzhen Zhang, Xiaoling Xu, Chun Wei Wu, Yanfeng Wang, Li Zhou
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Publication number: 20190137804Abstract: An anti-peeping assembly and a manufacturing method thereof, a method for controlling an anti-peeping assembly and a display device are described. The anti-peeping assembly includes a first substrate and a second substrate arranged facing each other, and a liquid crystal layer located between said first substrate and said second substrate; wherein, a first electrode is disposed on said first substrate at a side near the liquid crystal layer, and a plurality of second electrodes arranged as an array are disposed on said second substrate at a side near the liquid crystal layer; and wherein, in response to applying a same voltage to said first electrode and any second electrode, liquid crystals between said first electrode and said any second electrode scatter light, and in response to applying different voltages to said first electrode and said any second electrode, liquid crystals between them transmit light.Type: ApplicationFiled: August 28, 2017Publication date: May 9, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yang YOU, Ruizhi YANG, Fei WANG, Yanfeng WANG, Xiaoling XU, Ruiyong WANG, Zhenhua LV
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Publication number: 20190094644Abstract: A display panel includes: a substrate; a plurality of first grooves formed in a surface of the substrate; a second metal layer, a dielectric layer and a first metal electrode layer disposed in sequence within each of the plurality of first grooves; electronic ink filled within each of the plurality of first grooves; a first encapsulation substrate disposed on the surface of the substrate provided with the plurality of first grooves; and a plurality of point electrodes disposed on the first encapsulation substrate. The first metal electrode layer is semi-transmissive, the dielectric layer is light-transmissive, and the second metal layer is non-transmissive. The electronic ink includes black charged particles. The plurality of first grooves are in one-to-one correspondence with the plurality of point electrodes.Type: ApplicationFiled: September 24, 2018Publication date: March 28, 2019Inventors: Hongshu ZHANG, Xiaoling XU, Yun QIU
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Patent number: 10237538Abstract: A display panel, a driving method thereof, a manufacturing method thereof and a display device. The display panel includes a first emission layer (EML) and a second EML. The first EML includes a plurality of first display pixel, the first display pixels each include at least one first luminescent unit; the second EML is disposed at a light-emitting side of the first display pixels and includes a plurality of second display pixels, the second display pixels each include at least one second luminescent unit, the second EML includes light-transmitting regions and light-shielding regions alternately arranged in a row direction; the first display pixels and orthographic projections of the second display pixels on the first EML are partially overlapped and the first display pixels are partially exposed from corresponding light-transmitting regions; and the first and second display pixels have a same light-emitting direction.Type: GrantFiled: September 18, 2017Date of Patent: March 19, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yanfeng Wang, Xiaoling Xu, Yuanxin Du, Zhenhua Lv, Xiao Sun, Yun Qiu
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Publication number: 20190079306Abstract: There is disclosed a three-dimensional display device including: a micro LED display panel, a light control component arranged at a light-emitting side of the micro LED display panel, and a control component electrically connected with the micro LED display panel and the light control component respectively; where the control component is configured to control the micro LED display panel to display, and to control the light control component to generate a parallax barrier matching with the micro LED display panel, in a three-dimensional display mode. The control component controls the light control component to generate the parallax barrier matching with the micro LED display panel, while controlling the micro LED display panel to display, and when light rays emitted by the micro LED display panel pass through the parallax barrier, a three-dimensional image can be displayed, so that a three-dimensional display can be achieved on the micro LED display panel.Type: ApplicationFiled: October 11, 2017Publication date: March 14, 2019Inventors: Yanfeng WANG, Yuanxin DU, Zhenhua LV, Zhidong WANG, Xiaoling XU, Hongshu ZHANG, Weipin HU, Congcong WEI
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Publication number: 20190051696Abstract: A light emitting diode display panel and a manufacturing method thereof, and a display device. The light emitting diode display panel includes a substrate, a plurality of light emitting diodes arranged in an array on the substrate; a plurality of polarization layers located on a light exit side of the plurality of light emitting diodes respectively, and the plurality of polarization layers are in a one-to-one correspondence to the plurality of light emitting diodes; the plurality of polarization layers include a plurality of first polarization layers and a plurality of second polarization layers having different polarization directions.Type: ApplicationFiled: August 18, 2017Publication date: February 14, 2019Inventors: Yanfeng WANG, Xiaoling XU, Yuanxin DU, Zhenhua LV, Yun QIU, Dan WANG, Xue DONG