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).

  • Publication number: 20200107478
    Abstract: A housing and an electronic apparatus having the housing are disclosed. The housing includes a shielding component and an insulating component fixedly connected with the shielding component; the insulating part is configured to arrange an antenna.
    Type: Application
    Filed: May 29, 2019
    Publication date: April 2, 2020
    Inventors: Ken WEN, Deli FANG, Yongda MA, Jian XU
  • Publication number: 20200089281
    Abstract: A flexible display panel and a flexible display device are provided. The flexible display panel includes: a first insulating layer; a plurality of leads disposed above the first insulating layer, the plurality of leads passing through a predetermined bending region of the flexible display panel; a second insulating layer above respective one of the leads; where at least one of the leads is provided with at least one first hollow portion in the predetermined bending region, and the first insulating layer and the second insulating layer are connected via the at least one first hollow portion. In this way, product performance can be improved.
    Type: Application
    Filed: April 22, 2019
    Publication date: March 19, 2020
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yongda Ma, Xueguang Hao, Yong Qiao
  • Patent number: 10591790
    Abstract: An array substrate and a display device are provided, which relate to the field of display and are for alleviating or mitigating the problem of bad contact between the pixel electrode and the drain pad caused by deep via holes. The array substrate includes a plurality of pixel units, each including a drain pad, a pixel electrode and an insulating layer above the drain pad. The drain pad has a first via hole, and the insulating layer has a second via hole that exposes at least a portion of the first via hole and a portion of the drain pad around the first via hole. The pixel electrode extends along an inner wall of the second via hole and contacts the exposed portion of the drain pad.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: March 17, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chunping Long, Yongda Ma, Pan Li
  • Publication number: 20200081296
    Abstract: The present disclosure provides a backlight, a display module and a display device. The backlight includes a plastic frame and light guide plate, the plastic frame includes a panel receiving portion, the light guide plate is located below the panel receiving portion, an orthographic projection of the panel receiving portion in a direction perpendicular to a light emitting surface of the light guide plate is overlapped with an orthographic projection of an edge of the light guide plate in the same projection direction, and an angle between a side surface of the panel receiving portion close to a center of the light guide plate and a lower surface of the panel receiving portion adjacent to the light guide plate is less than 90 degrees.
    Type: Application
    Filed: April 15, 2019
    Publication date: March 12, 2020
    Inventors: Yongda MA, Yong QIAO, Xinyin WU
  • Patent number: 10573224
    Abstract: The invention provides a shift register unit, including a pull-up node, a pull-down node, a low-level signal terminal, a second clock signal terminal and a pull-down module, the second clock signal terminal supplies a high-level signal during an input sub-period and a pull-down sub-period, the pull-down module is connected to the pull-up node, the pull-down node, an output terminal of the shift register unit and the low-level signal terminal, the shift register unit further includes a discharging module, which is configured to make the pull-down node and the low-level signal terminal be connected in a conducting path during the input sub-period, and both the pull-up node and the output terminal of the shift register unit are connected with the low-level signal terminal in conducting paths during the input sub-period and the pull-down sub-period.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: February 25, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueguang Hao, Yongda Ma, Hongfei Cheng
  • Patent number: 10564493
    Abstract: A discharge circuit, an array substrate, a liquid crystal display panel and a display device are provided. The discharge circuit, including a discharge transistor, a signal control end and a low voltage power source end, a gate electrode of the discharge transistor is connected to the signal control end, a first electrode of the discharge transistor is electrically connected to a signal line, and a second electrode of the discharge transistor is electrically connected to the low voltage power source end; the discharge transistor is configured to release charges on the signal line to the low voltage power source end under an action of a control signal output by the signal control end.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueguang Hao, Yongda Ma, Xinyin Wu, Yong Qiao
  • Patent number: 10563848
    Abstract: The backlight module provided in the present disclosure comprises a backplate and a light-emitting device, and the backplate has a mounting surface. The light-emitting device comprises a mounting member and a light source disposed on the mounting member. Moreover, the backplate comprises a concave portion and/or a convex portion, and the concave portion and/or the convex portion fixes the mounting member onto the mounting surface. The backlight module provided in the present disclosure can simplify steps of assembling or disassembling the light-emitting device, thus production efficiency can be improved and high integration manufacturing of backlight modules can be facilitated.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: February 18, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Xu, Yongda Ma, Yongchun Lu, Hongfei Cheng
  • Patent number: 10555443
    Abstract: The present disclosure relates to a display device including a circuit board, a heating element arranged on the circuit board, an insulating and heat conducting structure connected to the heating element, a heat radiating plate connected to the insulating and heat conducting structure, and a back cover provided with a recess, wherein the heat radiating plate is arranged in the recess and is in the direct contact with an exterior of the display device.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: February 4, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Xinyin Wu, Jianbo Xian
  • Patent number: 10546880
    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: Grant
    Filed: March 29, 2018
    Date of Patent: January 28, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianbo Xian, Jian Xu, Yong Qiao, Yongda Ma, Hongfei Cheng
  • Publication number: 20200026122
    Abstract: A color film substrate having a plurality of pixel areas includes a base substrate, a color resistance, a black matrix and protruding structures. The color resistance layer is arranged on the base substrate and including a plurality of color resistances arranged in an array. The black matrix is arranged between any adjacent color resistances. The protruding structure is arranged on at least a portion of the black matrix and surrounding at least one of the color resistances. Wherein a surface of the protruding structure away from the base substrate does not exceed a surface of the color resistance away from the base substrate.
    Type: Application
    Filed: December 21, 2018
    Publication date: January 23, 2020
    Inventors: Hui Li, Xinyin Wu, Yong Qiao, Yongda Ma
  • 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