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).

  • Mounting assembly for use in mobile terminal and mobile terminal using the same
    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
  • THIN-FILM TRANSISTOR, ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE
    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
  • ARRAY SUBSTRATE, LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY DEVICE
    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
  • OLED display device
    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
  • Pixel array substrate having a separate thin film transistor per pixel sub-region, and display device
    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
  • Display panel and display device
    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
  • Connector for image capturing device and display device including the connector
    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
  • Array substrate and display apparatus
    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
  • Display panel and display device
    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
  • BACKLIGHT MODULE AND DISPLAY DEVICE
    Publication number: 20190121015
    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: Application
    Filed: August 4, 2017
    Publication date: April 25, 2019
    Inventors: Yongda MA, Xinyin WU, Yong QIAO
  • ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE
    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
  • Light guide plate-positioning column, backlight module and display apparatus
    Patent number: 10234622
    Abstract: The present disclosure provides a light guide plate-positioning column, a backlight module and a display apparatus. The column comprises a first positioning body for positioning a light guide plate and a second positioning body for positioning an optical film; the second positioning body is located on a side of the first and fixedly connected to it; a projection of the first positioning body in a direction from it toward the second completely covers that of the second, and a projection area of the first positioning body is greater than that of the second; wherein in the direction, a surface on a side of the first positioning body close to the second does not extend beyond a surface on a side of the plate close to the second. Both the requirements of the positioning strength of the plate and the fine positioning of the film can be met.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: March 19, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Xinyin Wu, Jing Su, Yuxin Zhang
  • LIGHT GUIDE PLATE (LGP) POSITIONING STRUCTURE, BACKLIGHT MODULE AND DISPLAY DEVICE
    Publication number: 20190079241
    Abstract: A light guide plate (LGP) positioning structure, a backlight module and a display device are provided. The LGP positioning structure includes: a plurality of positioning members disposed between a first surface of a LGP and a back plate. The first surface is adjacent to an incident surface of the LGP. The surface reflectivity of the positioning members near the incident surface is lower than the surface reflectivity of the positioning members away from the incident surface.
    Type: Application
    Filed: August 31, 2017
    Publication date: March 14, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda MA, Jianbo XIAN, Yong QIAO
  • Support frame and display assembly
    Patent number: 10228088
    Abstract: A support frame and a display assembly are provided in the present disclosure. The support frame includes a connection frame, a first support plate at a top of the connection frame, and a second support plate and a third support plate respectively at two branches at a bottom of the connection frame. When the display device is on a support plane, the first support plate is connected to a bottom plate of the display device, and the second and the third support plates are connected to the support plane. When the display device is suspended on a suspension wall, the second and the third support plates are connected to a back plate of the display device, and the first support plate is connected to the suspension wall.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: March 12, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yuxin Zhang
  • Backlight Assembly and Display Device
    Publication number: 20190073942
    Abstract: The present disclosure discloses a backlight assembly and a display device, belongs to the field of display technology. The backlight assembly includes a backplate including a first clamping slot; a frame including a frame side wall, the frame being configured for bearing a display panel, and the frame side wall being provided with a second clamping slot therein; and an elastic clamping member including a first clamping portion, a second clamping portion and a connecting portion, the first clamping portion being provided at the first clamping slot, the second clamping portion being provided at the second clamping slot, and the connecting portion being connected with the first clamping portion and the second clamping portion, respectively, to connect the frame with the backplate together.
    Type: Application
    Filed: August 2, 2017
    Publication date: March 7, 2019
    Inventors: Yongda MA, Xinyin WU, Yong QIAO
  • ARRAY SUBSTRATE AND DISPLAY DEVICE
    Publication number: 20190067328
    Abstract: An array substrate includes a display region and a non-display region arranged adjacent to the display region. A plurality of signal connection lines is arranged at the non-display region, and each signal connection line is configured to connect a signal source and a signal line at the display region. At least one signal connection line includes a main line portion and at least one resistance adjustment portion connected in parallel to the main line portion.
    Type: Application
    Filed: March 29, 2018
    Publication date: February 28, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Jian Xu, Yong Qiao, Yongda Ma, Hongfei Cheng
  • ARRAY SUBSTRATE AND DISPLAY DEVICE
    Publication number: 20190057983
    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: Application
    Filed: June 8, 2018
    Publication date: February 21, 2019
    Inventors: Jianbo Xian, Yongda Ma, Yong Qiao, Xinyin Wu
  • ARRAY SUBSTRATE AND DISPLAY DEVICE
    Publication number: 20190057979
    Abstract: An array substrate and a display device are disclosed. The array substrate includes: a base substrate; and a first electrically conductive layer and a second electrically conductive layer on the base substrate; wherein the base substrate is provided with at least one TFT, each of the at least one TFT includes a gate electrode disposed in the first electrically conductive layer, and a source electrode and a drain electrode disposed in the second electrically conductive layer; and wherein, at least one of the drain electrode and the source electrode includes an electrode body and an extending portion, the electrode body overlapping with the gate electrode, and the extending portion overlapping with a portion of the first electrically conductive layer other than the gate electrode.
    Type: Application
    Filed: June 5, 2018
    Publication date: February 21, 2019
    Inventors: Jianbo Xian, Hongfei Cheng, Yong Qiao, Yongda Ma
  • Wire fixation apparatus and display device
    Patent number: 10212385
    Abstract: A wire fixation apparatus and a display device are provided. The wire fixation apparatus includes: a first snap structure, half surrounding a wire and provided with a first opening at a side thereof; a second snap structure, half surrounding a wire and provided with a second opening at a side thereof; and an auxiliary installation plate connecting the first snap structure to the second snap structure. The first opening of the first snap structure is opposite to the second opening of the second snap structure. The first snap structure, the second snap structure and the auxiliary installation plate together form a wire channel for the wire to pass therethrough, and an interval is arranged between the first snap structure and the second snap structure to enable the wire to be snapped into the wire channel through the interval.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: February 19, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yong Qiao, Yuxin Zhang
  • Mobile terminal and rear housing for mobile terminal
    Patent number: 10211873
    Abstract: A mobile terminal includes a mobile terminal body; a rear housing which is mountable together with the mobile terminal body, a battery of the mobile terminal being provided on the rear housing; an isolation plate fixedly connected with the mobile terminal body and sealing a circuit element of the mobile terminal body, a battery interface being exposed from a side of the isolation plate facing the rear housing being, wherein the battery disposed on the rear housing is connectable electrically with the circuit element through the battery interface.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: February 19, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Xu, Yongda Ma, Pan Li