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: 10863617
    Abstract: A printed circuit board and an electronic apparatus having the printed circuit board are provided. The printed circuit board includes a circuit board body and an electronic element disposed on the circuit board body, the circuit board body is provided with a conductive hole, the circuit board body is grounded by a conductor provided in the conductive hole, and at least one through hole is disposed between the conductive hole and at least part of the electronic element.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: December 8, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xingchen Shangguan, Pan Li, Yongda Ma, Jian Xu
  • Publication number: 20200357334
    Abstract: The disclosure discloses a display controller and a display device, and relates to the field of display technology. The display device includes a display panel and a display controller, and the display controller includes a display driver, data storage, mode trigger and mode controller. The output terminal of the mode trigger is connected to the input terminal of the mode controller, the output terminal of the mode controller is connected to the control terminal of a signal switcher and the control terminal of the display driver, the output terminal of the signal switcher is connected to a normal display signal terminal and a standby display signal terminal connected to the data storage, and the normal display signal terminal and the standby display signal terminal are connected to the input terminal of the display driver. The display device provided by the disclosure may be used for standby display.
    Type: Application
    Filed: August 13, 2018
    Publication date: November 12, 2020
    Inventors: Pan LI, Yongda MA, Xueguang HAO
  • Patent number: 10818700
    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: Grant
    Filed: April 4, 2019
    Date of Patent: October 27, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yongda Ma, Xinyin Wu, Yong Qiao
  • Publication number: 20200319396
    Abstract: A backlight module includes a back plate and a light guide plate. The light guide plate and the back plate are stacked together. The back plate includes a bottom surface and a plurality of side walls located on edges of the bottom surface; a positioning gap is formed between each two adjacent side walls of the plurality of side walls. The light guide plate includes a light guide plate body part and at least one light guide positioning portion disposed on a side surface of the light guide plate body part. The at least one light guide positioning portion is engaged with a corresponding positioning gap.
    Type: Application
    Filed: August 6, 2018
    Publication date: October 8, 2020
    Inventors: Yong QIAO, Jianbo XIAN, Xinyin WU, Yongda MA
  • Patent number: 10782546
    Abstract: Embodiments of the present disclosure provide a display module and a display device. The display module includes a rear frame, a display panel and a front frame; the front frame includes a first holding part, the rear frame includes a second holding part, and the first holding part is disposed to be opposite to the second holding part along a thickness direction of the display panel; an edge of the display panel is held between the first holding part and the second holding part; the first holding part is provided with a bending part which is bent towards the second holding part; and the first holding part and the second holding part are connected through a fastener disposed in the bending part so as to fasten the display panel.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: September 22, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Yong Qiao, Jianbo Xian
  • Publication number: 20200251035
    Abstract: A circuit board comprising a first sub-circuit board, a second sub-circuit board, and a circuit connection structure. The first and second sub-circuit board having a first and second connection terminal, respectively. The circuit connection structure has a first port for mating with the first connection terminal, and a second port for mating with the second connection terminal. The first connection terminal, the second connection terminal, the first port, and the second port are configured such that when the first sub-circuit board is connected to the second sub-circuit board through the circuit connection structure, a first connection terminal end face faces the first port in a first direction, and a second connection terminal end face faces the second port in a second direction, and an angle between the first direction and the second direction is greater than 90° and less than or equal to 180°.
    Type: Application
    Filed: September 26, 2018
    Publication date: August 6, 2020
    Inventors: Yongda MA, Yong QIAO, Jianbo XIAN
  • Patent number: 10725233
    Abstract: A backlight module and a display module are disclosed. The backlight module includes: a back plate and an optical component, wherein at least one positioning structure is disposed on the back plate, the optical component is provided with an opening which is matched with the positioning structure, and a surface of the positioning structure facing an inner wall of the opening is a curved surface. The backlight module can reduce or avoid the deformation of the positioning structure when being subjected to an external force.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: July 28, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Yong Qiao, Jianbo Xian
  • Patent number: 10718893
    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: Grant
    Filed: August 31, 2017
    Date of Patent: July 21, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Jianbo Xian, Yong Qiao
  • Publication number: 20200227498
    Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a plurality of pixel units, wherein each pixel unit includes a storage capacitor including at least three electrode plates parallel to each other, the at least three electrode plates parallel to each other include a first electrode plate, a second electrode plate and a third electrode plate, the first electrode plate is electrically connected to the second electrode plate, the third electrode plate is disposed between the first electrode plate and the second electrode plate, and the first electrode plate and the second electrode plate each have a portion facing towards the third electrode plate.
    Type: Application
    Filed: October 24, 2018
    Publication date: July 16, 2020
    Inventors: Hongfei CHENG, Yuxin ZHANG, Xueguang HAO, Yongda MA, Yongchun LU, Hui LI
  • Publication number: 20200225527
    Abstract: The present disclosure relates to technical field of display. There is disclosed an array substrate, a display panel and a display device. The array substrate includes a plurality of pixels arranged in an array. Two data lines are provided between every two columns of pixels adjacent to each other and a data line is provided at either side of each column of pixels. One gate line is provided between every two rows of pixels adjacent to each other. Each pixel includes two display domains arranged in a column direction and each display domain is correspondingly connected with a switch device.
    Type: Application
    Filed: July 18, 2017
    Publication date: July 16, 2020
    Inventors: Chunping Long, Yongda Ma
  • Patent number: 10712496
    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: Grant
    Filed: September 25, 2018
    Date of Patent: July 14, 2020
    Assignee: Boe Technology Group Co., Ltd.
    Inventors: Yongda Ma, Yong Qiao, Jianbo Xian
  • Publication number: 20200184874
    Abstract: A pixel structure includes at least three sub-pixels and there is a gap between two adjacent sub-pixels. The gap includes at least a first gap and a second gap, where the first gap extends along a linear trajectory and the second gap extends along a curved trajectory. The wire includes at least a first wire and a second wire, wherein the first wire passes through the first gap along the linear trajectory and is spaced apart from the sub-pixels on both sides of the first gap, and the second wire passes through the second gap along the curved trajectory and is spaced apart from the sub-pixels on both sides of the second gap. The second wire has a line width larger than a line width of the first wire.
    Type: Application
    Filed: April 30, 2019
    Publication date: June 11, 2020
    Inventors: Qinghe WANG, Xueguang HAO, Dacheng ZHANG, Yongda MA, Dongfang WANG, Liangchen YAN
  • Patent number: 10663775
    Abstract: The embodiments of the present disclosure provide a display device, which relates to the display technology field and can alleviate or mitigate the problem that noise is generated by the rear housing due to vibration when the display device is displaying a picture with sound. The display device includes a display module and a rear housing cooperating with the display module. The display module includes a display surface and a non-display surface opposite to the display surface. The display device includes a buffer between the non-display surface of the display module and the rear housing.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: May 26, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Xinyin Wu, Jianbo Xian, Yong Qiao
  • Patent number: 10650728
    Abstract: A backlight assembly includes a backplate defined by a bottom wall and a backplate sidewall provided with a first clamping slot; a frame defined by a display panel bearing portion and a frame side wall provided with a second clamping slot; and an elastic clamping member including a first clamping portion provided at the first clamping slot, a second clamping portion provided at the second clamping slot, and a connecting portion connecting the first clamping portion and the second clamping portion to secure the frame to the backplate.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: May 12, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Xinyin Wu, Yong Qiao
  • Patent number: 10648645
    Abstract: The present invention relates to technical filed of display and discloses a reflective assembly, a backlight module and a display device which can effectively enhance the reflective effect at the edge area of the reflective assembly to improve the display brightness thereof to be in close proximity to the central area so as to achieve a uniform display. The reflective assembly comprises a first reflective plate and a second reflective plate configured along an edge of the first reflective plate, wherein the second reflective plate is inclined towards a direction facing away the first reflective plate with respective to a plane perpendicular to the edge of the first reflective plate, and wherein a reflective surface of the first reflective plate and a reflective surface of the second reflective plate are located at a same side.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: May 12, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yongchun Lu, Yong Qiao, Hongfei Cheng, Jianbo Xian, Yongda Ma, Jian Xu
  • Patent number: 10645820
    Abstract: A display device includes a front frame positioned at a light emitting side of the display device; a backlight module; a display panel positioned between the front frame and the backlight module; and a connecting rod passing through the backlight module and connected to the front frame. Wherein the backlight module includes a panel installation region corresponding to a position of the display panel and a peripheral region adjacent to the panel installation region, and the connecting rod is positioned in the peripheral region.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: May 5, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Yong Qiao, Pan Li
  • Patent number: 10634964
    Abstract: A circuit board is provided and the circuit board is used for being attached to a matching board. The circuit board includes a first circuit pattern and an attaching state inspection area, and the attaching state inspection area further includes a third circuit pattern. A liquid crystal display device is further provided, including the circuit board and the matching board, the matching board includes a second circuit pattern matching the circuit board. It is more accurate to judge the attaching state between the circuit board and the matching board by detecting the deformation state of the conductive particles in vacant areas at different locations after the circuit board is attached to the matching board.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: April 28, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jian Xu, Hongfei Cheng, Yongda Ma
  • Patent number: 10613271
    Abstract: A backlight module and a display panel. The backlight module comprises a light guide plate, a heat dissipation plate and a light source. The display panel comprises a liquid crystal screen and a circuit board connected with the liquid crystal screen, the liquid crystal screen and the circuit board are arranged parallel to an arrangement direction of the heat dissipation plate main body and are respectively arranged at two sides of the heat dissipation plate. By means of the display device, the heat conducted to the back plate in the region of the heat dissipating plate corresponding to the circuit board can be reduced, and the temperature of the region where the circuit board locates can be reduced, thereby preventing aging of the electronic component and prolonging the lifetime of the circuit board.
    Type: Grant
    Filed: September 6, 2015
    Date of Patent: April 7, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongda Ma, Yuxin Zhang, Xinyin Wu
  • 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