Patents by Inventor Dongxi Li

Dongxi Li 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: 10339846
    Abstract: The present disclosure provides a device and method for circuit testing and a display device applying the same. The device for circuit testing includes a detection circuit configured to detect whether a display panel and a printed circuit board are electrically conductive, wherein the detection circuit includes: a first metal redundant track configured to input an electrical detection signal; a second metal redundant track bonded to the first metal redundant track via a first anisotropic conductive film; a third metal redundant track electrically connected to the second metal redundant track; and a fourth metal redundant track bonded to the third metal redundant track via a second anisotropic conductive film.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: July 2, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Dongxi Li, Weiqiang Li, Yabin Lin, Jianfeng Yuan
  • Patent number: 10254554
    Abstract: A display device and a method for using the display device are provided. The display device includes a display panel, a grating panel over the display panel, and a distance adjusting mechanism for adjusting a distance between the display panel and the grating panel to provide an adjustable optimum viewing distance of the display device. The distance adjusting mechanism includes a first electromagnetic unit configured with the grating panel and a second electromagnetic unit configured under the display panel. Electric current flowing through each of the first electromagnetic unit and the second electromagnetic unit is controlled to allow the grating panel to move towards or away from the display panel.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: April 9, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD, BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xin Gai, Jie Liu, Hui Zheng, Dongxi Li
  • Publication number: 20190086703
    Abstract: A splicing screen includes: at least two display panels spliced together, each display panel having a display surface; a curved area bending towards a back side of the display surface at a splicing area; and a substantially flat area; a transparent cover disposed at a side of the display surface and covering at least the curved area of each display panel; and a plurality of support portions between the transparent cover and the curved area of each of the display panels and forming a plurality of meshes extending from the display panel to the transparent cover, an inner wall of each mesh having a reflective surface.
    Type: Application
    Filed: May 20, 2016
    Publication date: March 21, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Mingchao WANG, Junwei WANG, Dongxi LI
  • Publication number: 20190086715
    Abstract: The present disclosure provides a display substrate, a display panel and a display device. The display substrate forms a cell with an opposite substrate. A black matrix is arranged on the display substrate or the opposite substrate. The display substrate includes a base substrate and a photoluminescent device arranged on the base substrate. The photoluminescent device is arranged at a position corresponding to the black matrix and located at a side of the black matrix facing a backlight module. A projection of the photoluminescent device onto the base substrate at least partially overlaps a projection of the black matrix onto the base substrate. The photoluminescent device is configured to emit light under an excitation of a light beam.
    Type: Application
    Filed: April 20, 2016
    Publication date: March 21, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Bing BAI, Xiaofeng LIU, Hui ZHENG, Dongxi LI, Minghui ZHANG
  • Publication number: 20190049772
    Abstract: The disclosure provides an apparatus for identifying a binding marker and a device for binding. The apparatus for identifying a binding marker comprises an induction unit and an identification unit, the set position of the induction unit corresponding to the binding marker, and the induction unit being capable of inducing a charge when the binding marker is powered, the identification unit being coupled to the induction unit, and used for receiving the charge induced by the induction unit, and identifying the binding marker according to the induced charge. For the apparatus for identifying a binding marker, when the binding marker is powered, the induction unit may induce a charge, the identification unit may identify the binding marker according to the induced charge.
    Type: Application
    Filed: September 11, 2017
    Publication date: February 14, 2019
    Inventors: Xi CHEN, Dongxi LI, Jianfeng YUAN, Yao LIU
  • Patent number: 10180216
    Abstract: This disclosure provides a light emitting apparatus, the apparatus may comprise a middle component, a first end component and a second end component. The middle component may comprise a light emitting device and the middle component has a recess and a protrusion at its two ends respectively. One of the first and second end components has a recess, and the other of the first and second end components has a protrusion. The middle component can be connected with the first and the second end components respectively by corresponding protrusion and recess so that adjacent components can rotate relative to each other in a plane perpendicular to a light exit direction of the light emitting device. The light emitting apparatus can be applied to a back light unit of a display apparatus to realize curved surface display of the display apparatus.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: January 15, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jie Liu, Xin Gai, Dongxi Li
  • Publication number: 20180240384
    Abstract: The present disclosure provides a device and method for circuit testing and a display device applying the same. The device for circuit testing includes a detection circuit configured to detect whether a display panel and a printed circuit board are electrically conductive, wherein the detection circuit includes: a first metal redundant track configured to input an electrical detection signal; a second metal redundant track bonded to the first metal redundant track via a first anisotropic conductive film; a third metal redundant track electrically connected to the second metal redundant track; and a fourth metal redundant track bonded to the third metal redundant track via a second anisotropic conductive film.
    Type: Application
    Filed: September 29, 2017
    Publication date: August 23, 2018
    Inventors: Dongxi LI, Weiqiang LI, Yabin LIN, Jianfeng YUAN
  • Publication number: 20180240693
    Abstract: The present disclosure provides a binding device, a display panel, a binding system and an operating method thereof. The binding system includes the binding device and the display panel. The binding device includes a binding head, a support platform, a light emitter and a light receiver. Through a first alignment hole in the binding head, an alignment mark on the display panel and a second alignment hole in the support platform, the binding system monitors in real time a position and/or posture of the binding head, a position and/or flatness of a binding region of the display panel and an alignment degree between the binding head and the display panel using the light emitter and the light receiver.
    Type: Application
    Filed: September 29, 2017
    Publication date: August 23, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Dongxi LI, Jianfeng YUAN, Weiqiang LI
  • Publication number: 20180196305
    Abstract: The present disclosure provides a display substrate and a method for manufacturing the same, a display panel and a display device. The display substrate comprises a base substrate; and a composite film structure formed on the base substrate and composed of at least two thin films having different refractive indexes, wherein the composite film structure is capable of absorbing light with a wavelength in a predetermined wavelength range, and the predetermined wavelength range is located between two adjacent peaks of visible light waves.
    Type: Application
    Filed: August 29, 2017
    Publication date: July 12, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., Fuzhou BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xibin SHAO, Dongxi LI, Huibin GUO, Jianfeng YUAN
  • Patent number: 9964689
    Abstract: Embodiments of the present invention disclose a backlight assembly including a backlight housing, a light source holder and a plurality of light sources. The light source holder is mounted to the backlight housing in such a way that the light source holder is rotatable about a central axis X thereof. The light source holder is further provided with at least two light source mounting grooves arranged at an angular interval around the central axis, and each light source mounting groove is configured to mount at least one of the plurality of light sources therein. With this backlight assembly, it is possible to realize replacement of the backlight source without disassembling the backlight assembly by rotating another or other light source to an operating position by rotation of the light source holder.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: May 8, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Hui Zheng, Dongxi Li
  • Publication number: 20170307918
    Abstract: The embodiments of the present invention provide a polarizer, a manufacturing method thereof, a display panel and a display device, to avoid mura caused by the film peeling process of the polarizer, thereby reducing the probability of bad quality products, simplifying the assembly process, and preventing the omission of conductive attachment. The polarizer includes a main body layer, a protective film layer, a conductive layer and a release film. A first surface of the main body layer is attached with the protective film layer. A second surface of the main body layer is attached with the release film. A periphery of the main body layer is attached with the conductive layer.
    Type: Application
    Filed: February 24, 2016
    Publication date: October 26, 2017
    Inventors: Junwei WANG, Haifeng YU, Haiqin HUANG, Dongxi LI
  • Publication number: 20170269286
    Abstract: Embodiments of the present invention disclose a backlight assembly including a backlight housing, a light source holder and a plurality of light sources. The light source holder is mounted to the backlight housing in such a way that the light source holder is rotatable about a central axis X thereof. The light source holder is further provided with at least two light source mounting grooves arranged at an angular interval around the central axis, and each light source mounting groove is configured to mount at least one of the plurality of light sources therein. With this backlight assembly, it is possible to realize replacement of the backlight source without disassembling the backlight assembly by rotating another or other light source to an operating position by rotation of the light source holder.
    Type: Application
    Filed: July 11, 2016
    Publication date: September 21, 2017
    Applicants: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Hui Zheng, Dongxi Li
  • Publication number: 20170262105
    Abstract: Embodiments of the present invention provide a touch display assembly. The touch display assembly includes a frame and a detecting module. The frame includes a plurality of electrically conductive portions independent of electrically insulated from each other, and the detecting module electrically connects at least two electrically conductive portions of the plurality of electrically conductive portions, wherein the detecting module is configured to generate and transmit a touch signal when an electrical conduction is established between the at least two electrically conductive portions of the plurality of electrically conductive portions by an external action. The present invention also provides a touch input unit for a display device and a touch input method.
    Type: Application
    Filed: February 4, 2016
    Publication date: September 14, 2017
    Inventor: Dongxi Li
  • Publication number: 20170219837
    Abstract: A display device and a method for using the display device are provided. The display device includes a display panel, a grating panel over the display panel, and a distance adjusting mechanism for adjusting a distance between the display panel and the grating panel to provide an adjustable optimum viewing distance of the display device. The distance adjusting mechanism includes a first electromagnetic unit configured with the grating panel and a second electromagnetic unit configured under the display panel. Electric current flowing through each of the first electromagnetic unit and the second electromagnetic unit is controlled to allow the grating panel to move towards or away from the display panel.
    Type: Application
    Filed: July 1, 2016
    Publication date: August 3, 2017
    Inventors: Xin GAI, Jie LIU, Hui ZHENG, Dongxi LI
  • Patent number: 9664846
    Abstract: A backlight module and a display device are provided. The backlight module includes a back plate, a light emitting component located on the back plate and a module frame located around periphery of the back plate. The module frame includes a main body section and a wedge shaped section on the side of main body section close to light emitting component. The inclined surface of the wedge shaped section faces the light exit surface of the light emitting component and the angle formed there between is an acute angle. The backlight module and the display device mainly utilize the design of the module frame with a wedge shaped section to facilitate the outgoing of the light rays emitted by the backlight source around its periphery in a narrow bezel design, solving the problem of peripheral pixels disappearing from side view.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: May 30, 2017
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Minghui Zhang, Dongxi Li, Hui Zheng
  • Patent number: 9547113
    Abstract: The present invention discloses a polarizing filter and a display device. The polarizing filter comprises a polarization layer and a conductive layer provided on one side of the polarization layer. In the present invention, the conductive layer is provided on the polarization layer, thus, when the electrostatic charge are present on the color film substrate having the polarizing filter, the electrostatic charge may be shielded by the conductive layer, and will not adversely affect the liquid crystal molecule between the color film substrate and a array substrate celled to the color film substrate even if the charge are present on a surface of the color film substrate, such that the display quality of the display panel having the color film substrate and the array substrate is improved.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: January 17, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Minghui Zhang, Dongxi Li, Xiaofeng Liu
  • Publication number: 20160259123
    Abstract: A backlight module and a display device are provided. The backlight module includes a back plate, a light emitting component located on the back plate and a module frame located around periphery of the back plate. The module frame includes a main body section and a wedge shaped section on the side of main body section close to light emitting component. The inclined surface of the wedge shaped section faces the light exit surface of the light emitting component and the angle formed there between is an acute angle. The backlight module and the display device mainly utilize the design of the module frame with a wedge shaped section to facilitate the outgoing of the light rays emitted by the backlight source around its periphery in a narrow bezel design, solving the problem of peripheral pixels disappearing from side view.
    Type: Application
    Filed: May 14, 2015
    Publication date: September 8, 2016
    Inventors: Minghui Zhang, Dongxi Li, Hui Zheng
  • Publication number: 20160109078
    Abstract: This disclosure provides a light emitting apparatus, the apparatus may comprise a middle component, a first end component and a second end component. The middle component may comprise a light emitting device and the middle component has a recess and a protrusion at its two ends respectively. One of the first and second end components has a recess, and the other of the first and second end components has a protrusion. The middle component can be connected with the first and the second end components respectively by corresponding protrusion and recess so that adjacent components can rotate relative to each other in a plane perpendicular to a light exit direction of the light emitting device. The light emitting apparatus can be applied to a back light unit of a display apparatus to realize curved surface display of the display apparatus.
    Type: Application
    Filed: November 28, 2014
    Publication date: April 21, 2016
    Inventors: Jie Liu, Xin Gai, Dongxi Li
  • Publication number: 20150338562
    Abstract: The present invention discloses a polarizing filter and a display device. The polarizing filter comprises a polarization layer and a conductive layer provided on one side of the polarization layer. In the present invention, the conductive layer is provided on the polarization layer, thus, when the electrostatic charge are present on the color film substrate having the polarizing filter, the electrostatic charge may be shielded by the conductive layer, and will not adversely affect the liquid crystal molecule between the color film substrate and a array substrate celled to the color film substrate even if the charge are present on a surface of the color film substrate, such that the display quality of the display panel having the color film substrate and the array substrate is improved.
    Type: Application
    Filed: October 17, 2014
    Publication date: November 26, 2015
    Inventors: Minghui Zhang, Dongxi Li, Xiaofeng Liu