Patents by Inventor Jianbo Xian

Jianbo Xian 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).

  • Publication number: 20220123028
    Abstract: The present disclosure provides an array substrate, a manufacturing method thereof, and a display device. The array substrate includes a base substrate, and a first functional layer and a second functional layer laminated one on another on the base substrate. The first functional layer forms a level-different region on the base substrate, and the second functional layer covers the level-different region. A portion of the first functional layer at the level-different region is provided with a target gradient angle, the target gradient angle is a maximum gradient angle when the second functional layer has a predetermined thickness, and the predetermined thickness is a thickness when a functional requirement of the second functional layer has been met and the second functional layer is not broken at the level-different region.
    Type: Application
    Filed: July 21, 2020
    Publication date: April 21, 2022
    Applicants: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pan LI, Jianbo XIAN, Chunping LONG
  • Patent number: 11307442
    Abstract: A display module includes: a backplate; a backlight module disposed on the backplate; a liquid crystal panel disposed on the backlight module; a frame configured to fix the liquid crystal panel; a circuit board disposed on the backplate; and a conductive part. The conductive part is connected with the backplate or the circuit board, the conductive part includes an elastic portion connected with the liquid crystal panel, and at least part of the elastic portion is located between the liquid crystal panel and the frame and is in a compression state. A display device is further disclosed.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: April 19, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yong Qiao
  • Patent number: 11307348
    Abstract: A backlight module and a display device are provided. The backlight module includes a back plate, an optical film, a light guide plate, and a fixing component. The optical film is provided at a light exiting side of the light guide plate, the back plate includes a bottom plate and a side plate located at least one end of the bottom plate, and the light guide plate is provided between the optical film and the bottom plate. The fixing component includes a first fixing subcomponent provided on the side plate and a second fixing subcomponent provided on the optical film, the first fixing subcomponent being clamped with the second fixing subcomponent.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: April 19, 2022
    Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Xu, Jianbo Xian, Yong Qiao
  • Patent number: 11295652
    Abstract: A shift register unit can include a storage circuit and an output circuit respectively connected to a pull-up node, a gate electrode driving signal output terminal, and an output voltage signal input terminal, and can connect or disconnect the gate electrode driving signal output terminal and the output voltage signal input terminal under the control of electric potential of the pull-up node; the storage circuit can be respectively connected to the pull-up node and the gate electrode driving signal output terminal and can control the electric potential of the pull-up node during the gate electrode driving signal output stage, such that the output circuit can connect the gate electrode driving signal output terminal and the output voltage signal input terminal. During a gate electrode driving signal output stage, the electric potential of the pull-up node can be maintained, such that gate electrode driving signals can be outputted normally.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: April 5, 2022
    Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueguang Hao, Jianbo Xian, Yong Qiao, Xinyin Wu
  • Patent number: 11249351
    Abstract: Embodiments of the present disclosure provide an array substrate and a display device. The array substrate includes a plurality of gate lines and a plurality of data lines, the plurality of gate lines and the plurality of data lines crossing one another to bound pixel units and the pixel unites each including a pixel electrode and a thin film transistor, which includes a drain electrode, the array substrate further includes a common electrode line, the drain electrode includes an extension portion and the common electrode line and the extension portion form a light blocking structure together such that an orthographic projection of the light blocking structure on a plane where the pixel electrode is located is located near an edge of the pixel electrode. The array substrate provided by the present disclosure is applied to a display device.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: February 15, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Pan Li, Yong Qiao, Xinyin Wu, Jian Xu
  • Patent number: 11243581
    Abstract: The present disclosure provides a backplate, a backlight module, and a display device. The backplate of the present disclosure includes a bottom. plate portion and a side wall portion, in which the bottom plate portion is provided with a plurality of crisscrossed reinforcing grooves.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: February 8, 2022
    Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Xu, Xinyin Wu, Jianbo Xian, Yong Qiao
  • Patent number: 11221524
    Abstract: The present application discloses an array substrate, a display panel and a display device. The array substrate comprises: a plurality of data lines and a plurality of gate lines, a plurality of pixel units defined by the plurality of data lines and the plurality of gate lines, each pixel unit comprising a first pixel electrode, a second pixel electrode, and at least three thin film transistors, the pixel unit further comprising: a charge-discharge element, the charge-discharge element and a third thin film transistor in the at least three thin film transistors charging and discharging the pixel unit such that the pixel unit forms a first voltage region and a second voltage region with different voltages.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: January 11, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenbo Li, Xinyin Wu, Pan Li, Hongfei Cheng, Jianbo Xian
  • Publication number: 20220005395
    Abstract: The present disclosure relates to a driving unit. The driving unit may include a first driving sub-circuit, a second driving sub-circuit, and a driving control circuit. The first driving sub-circuit may include a plurality of first switching elements, and at least some of the plurality of first switching elements may be configured to output a first signal to a first output terminal of the driving unit in response to a control signal from the driving control circuit. The second driving sub-circuit may include one or more second switching elements, and at least one of the one or more second switching elements may be configured to output a second signal to a second output terminal of the driving unit in response to the control signal from the driving control circuit. The driving control circuit may be configured to output the control signal at a control signal output terminal.
    Type: Application
    Filed: September 22, 2021
    Publication date: January 6, 2022
    Applicants: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Chunping Long, Hui Li, Yong Qiao
  • Publication number: 20210405282
    Abstract: A backlight module and a display device are provided. The backlight module includes a back plate, an optical film, a light guide plate, and a fixing component. The optical film is provided at a light exiting side of the light guide plate, the back plate includes a bottom plate and a side plate located at at least one end of the bottom plate, and the light guide pate is provided between the optical film and the bottom plate. The fixing component includes a first fixing subcomponent provided on the side plate and a second fixing subcomponent provided on the optical film, the first fixing subcomponent being clamped with the second fixing subcomponent.
    Type: Application
    Filed: April 26, 2019
    Publication date: December 30, 2021
    Inventors: Jian XU, Jianbo XIAN, Yong QIAO
  • Patent number: 11209702
    Abstract: The present application discloses an array substrate, a display panel and a display device. The array substrate comprises: a plurality of data lines and a plurality of gate lines, a plurality of pixel units defined by the plurality of data lines and the plurality of gate lines, each pixel unit comprising a first pixel electrode, a second pixel electrode, and at least three thin film transistors, the pixel unit further comprising: a charge-discharge element, the charge-discharge element and a third thin film transistor in the at least three thin film transistors charging and discharging the pixel unit such that the pixel unit forms a first voltage region and a second voltage region with different voltages.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: December 28, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenbo Li, Xinyin Wu, Pan Li, Hongfei Cheng, Jianbo Xian
  • Publication number: 20210373374
    Abstract: A liquid crystal display panel includes a first substrate and a second substrate that are disposed opposite to each other; the liquid crystal display panel has a display region and at least one non-display region disposed beside the display region. One of the first substrate and the second substrate includes a plurality of protrusions disposed in the at least one non-display region, and the other of the first substrate and the second substrate includes a plurality of grooves disposed in the at least one non-display region, each protrusion of the plurality of protrusions is corresponding to one groove of the plurality of grooves, and the protrusion is matched with the corresponding groove.
    Type: Application
    Filed: December 13, 2019
    Publication date: December 2, 2021
    Inventors: Hui LI, Xinyin WU, Yong QIAO, Jianbo XIAN
  • Publication number: 20210358407
    Abstract: A display panel and a display device are provided. The display panel includes: a substrate, a plurality of pixel units, a functional signal line, and a first conductive structure. The substrate includes a display area and a peripheral area on at least one side of the display area, the plurality of pixel units are in the display area, each pixel unit includes a light-emitting unit and a pixel circuit structure for providing a driving current to the light-emitting unit, and the light-emitting unit is an electroluminescent element. The functional signal line is connected with the pixel circuit structure of each pixel unit and provides a common voltage signal for the pixel circuit structure. The first conductive structure is connected in parallel with the functional signal line and is located at a layer different from that of the functional signal line.
    Type: Application
    Filed: January 11, 2019
    Publication date: November 18, 2021
    Inventors: Chen XU, Xueguang HAO, Jianbo XIAN, Yong QIAO, Xinyin WU
  • Patent number: 11170684
    Abstract: The present disclosure relates to a driving unit. The driving unit may include a first driving sub-circuit, a second driving sub-circuit, and a driving control circuit. The first driving sub-circuit may include a plurality of first switching demerits, and at least some of the plurality of first switching elements may be configured to output a first signal to a first output terminal of the driving unit in response to a control signal from the driving control circuit. The second driving sub-circuit may include one or more second switching elements, and at least one of the one or more second switching elements may be configured to output a second signal to a second output terminal of the driving unit in response to the control signal from the driving control circuit. The driving control circuit may be configured to output the control signal at a control signal output terminal.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: November 9, 2021
    Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Chunping Long, Hui Li, Yong Qiao
  • Publication number: 20210341808
    Abstract: A display substrate may include at least one connection structure (1) in a non-display area (89) of the display substrate. The at least one connection structure (1) may include a first conductive layer (11), at least one insulating layer (19) on the first conductive layer (11), and a second conductive layer (12) on a side of the at least one insulating layer (19) opposite from the first conductive layer (11). The second conductive layer 12) may be connected to the first conductive layer (11) through a plurality of via holes (3) in the at least one insulating layer (19), and at least two of the plurality of via holes (3) may have different contact areas with the first conductive layer (11). The display substrate can be at least partially solves the problem that the through hole is easy to be burnt when over-current problem.
    Type: Application
    Filed: June 26, 2019
    Publication date: November 4, 2021
    Applicants: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Yong Qiao, Jianbo Xian
  • Publication number: 20210335195
    Abstract: A shift register unit, a circuit structure, a gate drive circuit, a drive circuit and a display device are provided. A shift register unit includes a substrate and an input circuit, a reset circuit, a first output circuit, a first output terminal, a first connection conductive portion connecting both the input circuit and the reset circuit, a second connection conductive portion connecting both the reset circuit and the first output circuit, and a third connection conductive portion connecting both the first output circuit and the first output terminal, all of which are on the substrate.
    Type: Application
    Filed: January 8, 2019
    Publication date: October 28, 2021
    Inventors: Jianbo XIAN, Chen XU, Xueguang HAO, Yong QIAO
  • Publication number: 20210333610
    Abstract: A display module includes: a backplate; a backlight module disposed on the backplate; a liquid crystal panel disposed on the backlight module; a frame configured to fix the liquid crystal panel; a circuit board disposed on the backplate; and a conductive part. The conductive part is connected with the backplate or the circuit board, the conductive part includes an elastic portion connected with the liquid crystal panel, and at least part of the elastic portion is located between the liquid crystal panel and the frame and is in a compression state. A display device is further disclosed.
    Type: Application
    Filed: January 22, 2019
    Publication date: October 28, 2021
    Inventors: Yongda MA, Jianbo XIAN, Yong QIAO
  • Publication number: 20210325740
    Abstract: An array substrate and a display device are provided, and the array substrate includes a base substrate and includes a pixel array and an auxiliary conductive structure which are on the base substrate; the pixel array includes a plurality of pixel units arranged in an array and a plurality of pixel electrodes, and each of the plurality of pixel units includes at least one of the plurality of pixel electrodes; the auxiliary conductive structure surrounds at least one of the plurality of pixel electrodes and is insulated from the plurality of pixel electrodes; a resistivity of a material of the auxiliary conductive structure is less than or equal to a resistivity of a material of the at least one of the plurality of the pixel electrodes.
    Type: Application
    Filed: January 21, 2019
    Publication date: October 21, 2021
    Inventors: Jianbo XIAN, Hongfei CHENG, Jian XU, Yong QIAO
  • Publication number: 20210320130
    Abstract: A display substrate has an active area which includes a photosensitive region with a light-transmitting channel. The display substrate includes a base, a pixel circuit layer, a first insulating layer and a conductive light-shielding layer. The pixel circuit layer includes pixel circuits and at least one pixel circuit includes a first thin film transistor and a second thin film transistor. The first insulating layer has a first via hole. The conductive light-shielding layer includes a conductive light-shielding pattern that has a first light-transmitting hole. Orthogonal projections of the first light-transmitting hole and of a gap region between the first thin film transistor and the second thin film transistor have a first overlapping region, which the light-transmitting channel penetrates. The conductive light-shielding pattern is coupled with a source electrode or a drain electrode of the first thin film transistor through the first via hole.
    Type: Application
    Filed: June 27, 2020
    Publication date: October 14, 2021
    Inventors: Jianbo XIAN, Hongfei CHENG, Yongda MA, Chen XU, Xueguang HAO
  • Publication number: 20210231860
    Abstract: A light guide plate, a backlight module and a display device. The light guide plate includes: a light guide plate substrate, prisms and lattice points, the light guide plate substrate includes: a light emitting surface and a lattice surface opposite to light emitting surface; the prisms are located on light emitting surface of the light guide plate substrate; the lattice points are located on the lattice surface of the light guide plate substrate; and orthographic projections of the lattice points on light emitting surface of the light guide plate substrate and orthographic projections of the prisms on the light emitting surface of the light guide plate substrate are overlapped; the maximum widths of the lattice points are less than 1.5 times spans of the prisms; and the spans are equal to lengths of bottom edges of sides, close to the light guide plate substrate, of main sections of the prisms.
    Type: Application
    Filed: September 25, 2019
    Publication date: July 29, 2021
    Inventors: Yongda MA, Xinyin WU, Yong QIAO, Jianbo XIAN, Pan LI
  • Publication number: 20210233936
    Abstract: An array substrate and a display device are disclosed.
    Type: Application
    Filed: April 12, 2021
    Publication date: July 29, 2021
    Inventors: Jianbo XIAN, Hongfei CHENG, Yong QIAO, Yongda MA