Patents Assigned to HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
  • Patent number: 11409149
    Abstract: An electronic device includes a first base substrate, a flexible member, and a bending auxiliary structure. The first base substrate includes a first side. The flexible member includes a first end, a second end opposite to the first end, and a main body portion located between the first end and the second end. The first end is connected to the first base substrate at the first side. The bending auxiliary structure is provided at the first side and including at least one curved surface. The main body portion of the flexible member is bent around the at least one curved surface of the bending auxiliary structure, so that the first end and the main body portion or the first end and the second end are at least partially overlapped in a direction perpendicular to the first base substrate.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: August 9, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jianghui Zhan, Xuemei Zhao, Guanghua Hu, Guanglei Yang, Hu Li, Wenyu Zeng
  • Patent number: 11398536
    Abstract: The present disclosure discloses a display substrate, a production method thereof and a display device. The display substrate includes: a base substrate, a pixel defining layer located on the base substrate, and an organic functional layer located on the pixel defining layer, where the pixel defining layer has opening areas for defining light emitting areas of respective sub-pixels, and contains photo-induced deforming particles; and the organic functional layer covers the opening areas and includes a plurality of parts corresponding to the respective sub-pixels one by one, and the plurality of parts are spaced from each other.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: July 26, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Kui Gong, Xianxue Duan, Tianzhen Liu, Dongsheng Jiao
  • Patent number: 11393853
    Abstract: An array substrate and a manufacturing method thereof are disclosed. The method includes: forming a first thin film transistor which includes a first semiconductor layer, a first gate electrode, a first drain electrode and a first source electrode; forming a second thin film transistor which includes a second semiconductor layer, a second gate electrode, a second drain electrode and a second source electrode; and forming a dielectric layer which spaces the first semiconductor layer apart from the second semiconductor layer; the method further includes: processing the same layer to form at least one selected from the group consisting of the first gate electrode, the first drain electrode and the first source electrode, at least one selected from the group consisting of the second gate electrode, the second drain electrode and the second source electrode, and the dielectric layer by the same layer.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: July 19, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Kui Gong, Biliang Dong, Xianxue Duan, Zhihai Zhang
  • Patent number: 11393420
    Abstract: A display device, a pixel circuit and its driving method and driving device. The driving method includes the steps of, during a frame sequence formed by successive X frames of image displaying, outputting gate signals and data signals to the pixel circuit in a first preset mode; during a frame sequence formed by successive Y frames and adjacent to the frame sequence formed by successive X frames of image displaying, outputting gate signals and data signals to the pixel circuit in a second preset mode, wherein the first preset mode is different from the second preset mode, and X and Y are positive integers not less than 2. The method can enable the charging time of the pixel circuit to be balanced in space, thereby improving image display quality.
    Type: Grant
    Filed: August 16, 2018
    Date of Patent: July 19, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kun Li, Dayu Zhang, Yifei Zhan, Xiaohan Ling
  • Patent number: 11389592
    Abstract: A venting component includes a chamber, a vent hole and a floating block. The chamber includes a bottom chamber and an extended chamber communicating with the bottom chamber and extending upward therefrom. The bottom chamber is configured for liquid to flow in and out. The extended chamber includes a support portion. The vent hole is located at a side of the extended chamber away from the bottom chamber. The floating block is located in the extended chamber and forms a gap with the chamber wall of the extended chamber. The floating block is configured to be supported on the support portion and dimensioned to be able to block the vent hole.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: July 19, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fei Xu, Lei Lv, Jun Hong, Chunmin Xu, Jie Gao
  • Patent number: 11393384
    Abstract: The present disclosure is related to a shift register circuit. The shift register circuit may include a shift output circuit and N driving output circuits. N is an integer larger than 1. Among the N driving output circuits, an i-th driving output circuit may be respectively coupled to an i-th driving clock signal terminal of N driving clock signal terminals, a pull-up node of the shift output circuit, and an i-th driving output terminal of N driving output terminals. The i-th driving output circuit may be configured to input an i-th driving clock signal from the i-th driving clock signal terminal to the i-th driving output terminal under a control of the pull-up node, wherein i is a positive integer not greater than N.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: July 19, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Xue, Hongmin Li, Fengjing Tang, Ying Wang
  • Patent number: 11386823
    Abstract: The present disclosure provides an array substrate and a method of driving the same, and a display device. The array substrate includes a plurality of sets of transistors, each set of transistors include at least two columns of drive transistors. A target column of drive transistors of each set of transistors are connected to a data line, and the rest drive transistors are connected to the target column of drive transistors.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: July 12, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tingting Jin, Liangliang Zheng, Site Cai
  • Patent number: 11385396
    Abstract: A collimating device includes at least one microstructure portion. Each microstructure portion includes a bottom surface; a side surface connected to the bottom surface, an angle between the side surface and the bottom surface being an obtuse angle; and a top surface opposite to the bottom surface and connected to the side surface, the top surface being a convex free-form surface.
    Type: Grant
    Filed: May 9, 2020
    Date of Patent: July 12, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hai Tang, Liang Gao, Bing Zhang, Xiaolin Geng
  • Patent number: 11378852
    Abstract: The present application provides a display panel having a first array substrate, a first liquid crystal layer, a second array substrate, a second liquid crystal layer, a reflective layer, and a counter substrate. The second array substrate is between the first array substrate and the counter substrate; the first liquid crystal layer is between the first array substrate and the second array substrate; the second liquid crystal layer is between second array substrate and the counter substrate; and the reflective layer is between the first liquid crystal layer and the second liquid crystal layer. The display panel has a plurality of reflective regions and a plurality of transmissive regions. The reflective layer is present in the plurality of reflective regions and absent in the plurality of transmissive regions.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: July 5, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Honggang Gu, Xianjie Shao, Chun Wang
  • Patent number: 11373576
    Abstract: The present application provides a shift register and a method of driving the same, and a gate driving circuit. In the shift register, an input sub-circuit is configured to output an input signal to a pull-up node under control of a first clock signal of a first clock signal terminal, an output sub-circuit is configured to output a second clock signal of a second clock signal terminal to the output terminal under control of a voltage level of the pull-up node, a reset sub-circuit is configured to reset voltage levels of the pull-up node and the output terminal under control of a voltage level of a pull-down node, and a reset control sub-circuit is configured to control the voltage level of the pull-down node such that the voltage levels of the pull-up node and the output terminal are reset to a level signal.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: June 28, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Silin Feng, Li Sun, Ying Wang
  • Patent number: 11366351
    Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a retroreflective layer disposed on a light-emitting side, wherein the retroreflective layer includes a retroreflective region and a transmissive region, the retroreflective region is configured to reflect light irradiated on the retroreflective region along an opposite direction of an incident direction or close to the opposite direction of the incident direction; the display panel comprises a pixel region and a pixel define region for defining the pixel region, and the pixel region is at least partially overlapped with the transmissive region along a thickness direction of the display panel.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: June 21, 2022
    Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.
    Inventors: Jun Xu, Qing Zhang, Fusheng Huang, Shouzheng Wu
  • Publication number: 20220190292
    Abstract: The present application provides a fabricating method of a displaying base plate, a displaying base plate and a displaying device, wherein the displaying base plate includes a tapping region, an edge region surrounding the tapping region and a displaying region surrounding the edge region, and the displaying base plate within the edge region includes: a substrate base plate, and a planarization layer provided on one side of the substrate base plate; and a spacer wall and an organic functional layer that are provided on one side of the planarization layer that is further away from the substrate base plate, wherein the organic functional layer is partitioned on sides of the spacer wall; wherein a material of the spacer wall includes a photoinduced deformed material that has had an expansive deformation and a cross-linking reaction.
    Type: Application
    Filed: September 16, 2021
    Publication date: June 16, 2022
    Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kui Gong, Zhihai Zhang, Wei Tian, Ying Qian
  • Patent number: 11353978
    Abstract: The present application provides a method of determining a touch point, including detecting a touch signal value of each point, determining a first point whose touch signal value is greater than a report point threshold as a center point, extracting touch signal values of a plurality of second points around the center point, comparing the extracted touch signal values of the plurality of second points with an auxiliary threshold, counting the number of the second points whose touch signal values are greater than the auxiliary threshold, and determining the first point as a touch point when the number of the second points whose touch signal values are greater than the auxiliary threshold is greater than or equal to a first preset value.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: June 7, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO, LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Meng Wang, Zhixiang Fang, Xuxu Hu
  • Patent number: 11346995
    Abstract: A backlight module includes a first light source, a first light guide plate, and an anti-peeping component, wherein the first light source is an edge-type light source of the first light guide plate, the first light guide plate is provided with a light emitting surface and a backlight surface that are opposite, wherein the anti-peeping component is on the light emitting surface, a refractive index of a dielectric in contact with the backlight surface is less than a refractive index of the first light guide plate; the anti-peeping component includes anti-peeping structures that is provided with a first surface proximal to the first light guide plate, a second surface distal from the first light guide plate, and two opposite third surfaces intersecting both the first surface and the second surface, an included angle between the third surface and the first surface being an obtuse angle.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: May 31, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., LTD., BOE Technology Group Co., LTD.
    Inventors: Hai Tang, Liang Gao
  • Patent number: 11348486
    Abstract: A flexible display device relating to the technical field of displays. The flexible display device comprises: a flexible substrate; a flexible rigid transformative layer, formed at one side of the flexible substrate, comprising a transformative film capable of transforming between a flexible and a rigid state under the action of an electric field; and an electrode layer for forming the electric field used to drive changes in the transformative film.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: May 31, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhaozhe Xu, Zhiyang Gao
  • Patent number: 11341909
    Abstract: A pixel drive circuit, a drive method thereof and a display device are provided. The pixel drive circuit includes a writing sub-circuit, an amplification sub-circuit, and a drive sub-circuit, writing sub-circuit is configured to transmit a data voltage provided by a signal input terminal to the amplification sub-circuit under control of the scan signal terminal; the amplification sub-circuit is configured to generate an amplification electrical signal according to the data voltage and output the amplification electrical signal to a drive sub-circuit, the drive sub-circuit is configured to obtain the data voltage based on the amplification electrical signal output by the amplification sub-circuit and provide a drive current to a light-emitting device under control of the data voltage, and the light-emitting device is configured to emit light according to the drive current output by the drive sub-circuit.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: May 24, 2022
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lei Hua, Jie Ling, Ran Jiang, Xiaohua Lin, Lei Qin
  • Patent number: 11334201
    Abstract: A touch pen, a method for controlling the same, a touch control device and a readable storage medium are provided. The touch pen includes: a pen body; and a first controller, a touch sensing circuit and an accommodation part that are arranged on the pen body. The accommodation part is configured to accommodate a fluid, and is coupled to the touch sensing circuit. The touch sensing circuit is configured to contact the fluid in the accommodation part in a case that the pen body is in an inclined posture, detect position information of the fluid in contact with the touch sensing circuit and determine a corresponding reference value based on the position information. The first controller is coupled to the touch sensing circuit, and is configured to output a control signal according to the reference value.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: May 17, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Meng Wang, Zhixiang Fang, Guanglei Yang
  • Patent number: 11335582
    Abstract: The present disclosure relates to a method for manufacturing a micro LED display substrate. The method may include forming an array of micro LEDs on an epitaxial wafer; transferring the array of micro LEDs on the epitaxial wafer to an adhesive layer on a surface of a transfer substrate assembly; and transferring the array of micro LEDs on the surface of the transfer substrate assembly onto corresponding pads on a driving substrate respectively.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: May 17, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo Han, Jianwei Qin, Lei Lv, Dongmei Xie
  • Patent number: 11327611
    Abstract: A touch substrate, a manufacturing and driving method thereof and a touch display device are provided. The touch substrate includes: a base substrate and a force sensor being located on the base substrate and including at least one force sensing unit, the force sensing unit including a plurality of extension parts and at least one connection part, the plurality of extension parts extending along a first direction X, the plurality of extension parts being sequentially connected by the at least one connection part. The touch substrate can increase the change in resistance caused by the touch force so as to facilitate detection of the change in touch force by the detection chip.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: May 10, 2022
    Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.
    Inventor: Qing Yang
  • Patent number: 11327354
    Abstract: An array substrate, a method of driving an array substrate, a method of fabricating and array substrate, and a display panel including an array substrate are provided. The array substrate includes a base substrate, a first electrode and a second electrode on the base substrate, a polymer-dispersed liquid crystal layer between the first electrode and the second electrode, and a reflective layer on a side of the polymer-dispersed liquid crystal layer opposite from the base substrate. The polymer-dispersed liquid crystal layer is configured to switch between a transparent state and an opaque state in accordance with a voltage applied between the first electrode and the second electrode.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: May 10, 2022
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kui Gong, Xianxue Duan, Tianzhen Liu, Cheng Chen