Patents by Inventor Yongda Ma

Yongda Ma 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).

  • Patent number: 10541256
    Abstract: An embodiment of the present disclosure relates to an array substrate, which comprises data lines and gate lines arranged on the array substrate having a pixel region and a peripheral region surrounding the pixel region, and at least two repair lines arranged on the peripheral region of the array substrate. The at least two repair lines intersect with one of the data lines and the gate lines. Each of the repair lines has at least one repair voltage lead. The array substrate according to the present disclosure can increase the number of data lines or gate lines that can be repaired, improve a utilization ratio of the repair lines, and can be used for repairing a display panel with large area.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: January 21, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Xueguang Hao, Hongfei Cheng, Yongda Ma
  • Patent number: 10535683
    Abstract: An array substrate and a display device are provided in the embodiments of the disclosure. The array substrate includes: a substrate; thin film transistors formed on the substrate, each of the thin film transistors comprising a gate electrode, a gate insulation layer, an active layer; and a source electrode and a drain electrode; a protective layer formed on the thin film transistors, having through-holes formed therein; and lead-out electrodes; and at least one support is provided below the through-holes, each of the through-holes being configured to form an electrical connection between the drain electrode in each of the thin film transistors and a corresponding one of the lead-out electrodes, an orthogonal projection of each of the through-holes on the substrate falling within an orthogonal projection of the at least one support on the substrate.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: January 14, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jianbo Xian, Yongda Ma, Yong Qiao, Xinyin Wu
  • Patent number: 10509152
    Abstract: A light guide plate includes a first light emitting surface and a second light emitting surface. The first light emitting surface and the second light emitting surface are connected by an inclined surface. The first light emitting surface is connected to the light incident surface of the light guide plate and is higher than the second light emitting surface, and the inclined surface is provided with a protruding structure. According to the technical solutions in the embodiments of the present disclosure, part of the light projected onto the inclined surface is reflected back to the light guide plate by the protruding structure and reflected back and forth between the bottom surface of the light guide plate and the inclined surface to be sufficiently mixed and homogenized. A part of the homogenized light emits from the second light emitting surface to compensate for a longitudinal brightness difference.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: December 17, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yong Qiao
  • Patent number: 10502892
    Abstract: Disclosed are a backlight module and a display device. The backlight module includes a back plate; at least one positioning mechanism is disposed inside the bottom plate of the back plate, each positioning mechanism includes at least one positioning stud, each positioning stud includes a main body and a flexible sleeve wrapping the main body. The backlight module further includes a light guide plate; a groove matched with at least one positioning mechanism is provided on the light guide plate, an inner wall of the groove is in contact with the flexible sleeve of the main body.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: December 10, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Xinyin Wu, Yong Qiao
  • Publication number: 20190369324
    Abstract: The present disclosure provide a positioning structure, a backlight source, a display module, and a display device, and the positioning structure is applied to a backlight source include a light guide plate and an optical film, the positioning structure includes a structural body, the structural body includes: multiple protruding structures spaced from each other, an end portion of each of the protruding structures adjacent to the light guide plate forming a contact positioning surface, and at least two contact positioning surfaces located in a same plane forming a first positioning surface for positioning an end surface of the light guide plate; wherein the structural body is provided with a second positioning surface for positioning an end surface of the optical film of the backlight source, and the second positioning surface and the first positioning surface are located at different planes.
    Type: Application
    Filed: September 25, 2018
    Publication date: December 5, 2019
    Inventors: Yongda MA, Yong QIAO, Jianbo XIAN
  • Patent number: 10481444
    Abstract: The present disclosure provides an array substrate, a display panel and a display device. The array substrate includes a display region and a non-display region surrounding the display region. The array substrate further includes a plurality of gate lines, a plurality of data lines, and a plurality of common electrode lines. The plurality of data lines and the plurality of gate lines define a plurality of pixel units at the display region, and each pixel unit includes a pixel electrode. At least one of the plurality of common electrode lines includes a main line and a branch line located at at least one side of the main line, and at least a part of the branch lines are located at an inner side of a periphery of the display region.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: November 19, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Hongfei Cheng, Yong Qiao, Yongda Ma
  • Patent number: 10466532
    Abstract: The present disclosure provides a backlight module and a display apparatus, the backlight module comprises a backplate, a light guide plate, and an optical film assembly, the backplate forms a frame for accommodating the light guide plate; the light guide plate is provided within the frame; the optical film assembly is provided on a light-exiting surface of the light guide plate, and the optical film assembly extends to outside of the backplate and is fixed onto an outer wall of the backplate. The backlight module and the display apparatus provided by the present disclosure facilitates not only realization of narrow bezel but also assembly.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: November 5, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yong Qiao
  • Patent number: 10424236
    Abstract: A method for displaying an image with a curved surface display effect is disclosed, which comprises: acquiring a position of a visual center point relative to a flat display panel; generating a curved surface based on the position, wherein a line between the visual center point and any point on the curved surface passes through a plane formed by the flat display panel, and intersects the curved surface once; generating a pixel grid on the curved surface based on resolution of the flat display panel; determining color information and luminance information of a pixel in the pixel grid; determining a valid pixel set in the flat display panel corresponding to the pixel grid; rendering the valid pixel set of the flat display panel based on the color information and the luminance information of the pixel grid.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: September 24, 2019
    Assignee: BOE Technology Group, Co., Ltd.
    Inventors: Yong Hu, Yongda Ma
  • Patent number: 10401795
    Abstract: A device and method for recording and reproducing holographic information, and a display apparatus are disclosed. The device for recording holographic information comprises an electro-optical regulating element, which is arranged in a light path between an object to be reproduced and a recording medium, receives an object beam scattered by the object to be reproduced, and regulates an outgoing direction and a focal distance of the object beam to irradiate the recording medium. The recording medium is configured to receive the reference beam from the light source and the object beam regulated by the electro-optical regulating element. The reference beam and the object beam form information relevant with the object to be reproduced in the recording medium. By regulating the outgoing direction and focal distance of beam with the electro-optical regulating element, it is unnecessary to rotate the recording medium for recording and reproducing the holographic information.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: September 3, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuxin Zhang, Hongfei Cheng, Yongda Ma, Xinyin Wu, Yong Qiao
  • Publication number: 20190269047
    Abstract: The present disclosure provides a control unit of display device and a display device. The control unit of display device includes: a back plate a plurality of circuit structures, the plurality of circuit structures being arranged on the back plate; a plurality of electric field shielding structures, each of the electric field shielding structures being arranged between the circuit structures and configured to shield an electric field between the circuit structures, wherein each of the electric field shielding structures includes a plurality of shielding strips, the plurality of shielding strips are spaced apart from each other and projections of the shielding strips a corresponding side of the circuit structure are continuous and uninterrupted.
    Type: Application
    Filed: August 31, 2017
    Publication date: August 29, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda MA, Pan LI, Yong QIAO
  • Patent number: 10375461
    Abstract: Disclosed is a mounting assembly for use in a mobile terminal. The mobile terminal includes a main frame on which a motherboard is mounted. The mounting assembly includes a rack for mounting thereon at least one of a speaker or a vibrator, and the rack is detachably connectable to the main frame. By means of the mounting assembly, the speaker or the vibrator is not directly mounted on the motherboard of the mobile terminal.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: August 6, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yong Qiao
  • Publication number: 20190229130
    Abstract: The disclosure discloses an array substrate, a liquid crystal display panel, and a display device, and the array substrate includes: a base substrate; a plurality of pixel units with pixel electrodes on the base substrate; where each of at least a part of the plurality of pixel units is provided with at least one recess, and a pixel electrode in each of the at least a part of the plurality of pixel units covers the at least one recess; where an orthographic projection of an opening of each recess onto the base substrate overlaps with an orthographic projection of a bottom thereof onto the base substrate, and an area of the orthographic projection of the opening of the recess onto the base substrate is greater than an area of the orthographic projection of the bottom thereof onto the base substrate.
    Type: Application
    Filed: April 4, 2019
    Publication date: July 25, 2019
    Inventors: Yongda Ma, Xinyin Wu, Yong Qiao
  • Publication number: 20190227356
    Abstract: Embodiments of the disclosure provide a thin-film transistor, an array substrate, a display panel and a display device. The thin-film transistor includes a current enhancement portion, and the current enhancement portion is provided between a drain and a source. The current enhancement portion may include at least one protrusion portion, and the protrusion portion is provided on the drain and/or the source and faces a channel. The current enhancement portion may include an island portion provided between the drain and the source, and the island portion is separate from the drain and the source. The island portion may include at least one protrusion end, and the at least one protrusion end faces the drain and/or the source.
    Type: Application
    Filed: May 4, 2017
    Publication date: July 25, 2019
    Inventors: Pan LI, Hongfei CHENG, Yongda MA, Xueguang HAO, Jianbo XIAN
  • Patent number: 10355052
    Abstract: The present disclosure relates to an OLED display device, including OLED units and a pixel spacer layer having a plurality of opening portions, which are disposed on a substrate. Each OLED unit includes an anode, a light-emitting functional layer and a cathode which are disposed sequentially in a direction away from the substrate. The light-emitting functional layer is disposed in the opening portions. The pixel spacer layer is provided with a via hole. The display device further includes: an auxiliary electrode disposed below the pixel spacer layer, corresponding to a display area, spaced apart from the anode, and connected to the cathode through the via hole in the pixel spacer layer; and a print circuit board disposed at a side of the substrate away from the pixel spacer layer, configured to transmit a signal of the cathode to the auxiliary electrode through an conductive lead.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: July 16, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongchun Lu, Hongfei Cheng, Xinyin Wu, Yongda Ma, Jianbo Xian, Yuxin Zhang
  • Patent number: 10317751
    Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes: first common electrode lines; gate lines; a gate insulation layer; data lines, the first common electrode lines crossing the data lines to define a plurality of pixel units, each gate line dividing a corresponding pixel unit into two sub-regions, a separate TFT being arranged at each sub-region; second common electrode lines; and a drain electrode pad arranged at each sub-region and a drain electrode connection line for connecting the drain electrode pad to a drain electrode of the TFT. The drain electrode pad, the drain electrode connection line and the drain electrode are arranged at an identical layer. An orthogonal projection of each second common electrode line onto the base substrate overlaps an orthogonal projection of the drain electrode pad onto the base substrate.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: June 11, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chunping Long, Yongda Ma
  • Patent number: 10310555
    Abstract: A connector includes: a rear case, fixed on a rear side of a display; a first component, provided on the rear case; and a second component, adapted to the first component and connectable to the image capturing device. According to the present disclosure, the image capturing device is connectable to the second component.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: June 4, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Xu, Yongda Ma, Jianbo Xian
  • Patent number: 10312262
    Abstract: Disclosed are a display panel and a display device. The display panel includes: a first substrate and a second substrate disposed as opposed to each other. The first substrate includes gate lines (1) and data lines (2), and pixel units (6) defined by the gate lines (1) and the data lines (2). The second substrate includes a black matrix (4), the black matrix (4) having a plurality of apertures (7) configured as corresponding to the pixel units (6). A orthographic projection of at least one side of at least a part of the plurality of apertures in a plane of the first substrate is at least partially located outside the pixel units (6).
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: June 4, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Xinyin Wu, Jianbo Xian
  • Patent number: 10288961
    Abstract: The present disclosure provides an array substrate and a display apparatus. The array substrate comprises at least two groups of signal lines, a common electrode line and at least two common electrode sub-lines, at least one signal line of one group of the at least two groups of signal lines is connected to one common electrode sub-line of the at least two common electrode sub-lines via a first electrostatic discharge circuit, at least one signal line of another group of the at least two groups of signal lines is connected to another common electrode sub-line of the at least two common electrode sub-lines via a second electrostatic discharge circuit, each common electrode sub-line is respectively connected to the common electrode line via a third electrostatic discharge circuit.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: May 14, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueguang Hao, Yongda Ma, Xinyin Wu
  • Patent number: 10288930
    Abstract: A display panel includes a first substrate; a second substrate, a base plate and a chip. The second substrate comprises a region overlapping with the first substrate and a region not overlapping with the first substrate, and a region for mounting a chip is disposed in the non-overlapping region. The base plate is disposed within the chip mounting region and has a receiving portion. The chip is disposed within the receiving portion of the base plate and electrically connected to the second substrate.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: May 14, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian
  • Publication number: 20190121207
    Abstract: The present disclosure provides an array substrate, a display panel and a display device. The array substrate includes a display region and a non-display region surrounding the display region. The array substrate further includes a plurality of gate lines, a plurality of data lines, and a plurality of common electrode lines. The plurality of data lines and the plurality of gate lines define a plurality of pixel units at the display region, and each pixel unit includes a pixel electrode. At least one of the plurality of common electrode lines includes a main line and a branch line located at at least one side of the main line, and at least a part of the branch lines are located at an inner side of a periphery of the display region.
    Type: Application
    Filed: May 12, 2017
    Publication date: April 25, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo XIAN, Hongfei CHENG, Yong QIAO, Yongda MA