Patents by Inventor Zifeng Wang

Zifeng Wang 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: 11255720
    Abstract: A fixing structure for fixing a reflector and a device for detecting a display brightness are provided. The fixing structure is configured to fix a reflector to a photosensitive detecting assembly; and the fixing structure includes at least one clamping unit configured to clamp and fix the reflector. Each clamping unit includes: a first support, including a first clamping arm configured to support a first surface of the reflector; and a second support, including a second clamping arm configured to press on a second surface of the reflector facing away from the first surface.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: February 22, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yan Ren, Junmin Sun, Lei Cao, Zifeng Wang
  • Publication number: 20220050322
    Abstract: A display assembly includes a display device, a first clamping plate and a second clamping plate. The display apparatus has at least one display area, and the first clamping plate and the second clamping plate are disposed on two opposite sides of the display device in a thickness direction thereof. At least one of the first clamping plate and the second clamping plate is located on at least one light-emitting side of the display device, and in a clamping plate located on a light-emitting side of the display device, at least a partial region of a portion covering an active area of the display device is in a transparent state. Edges of the first clamping plate and the second clamping plate have at least one adapter portion, and adapter portions are configured to fix the display assembly to an object in an external environment through at least one adapter.
    Type: Application
    Filed: July 22, 2020
    Publication date: February 17, 2022
    Inventors: Zifeng WANG, Weiguo LI, Junmin SUN, Qiang WANG, Yunpeng WU
  • Patent number: 11251429
    Abstract: A system and method for a rechargeable electrical device includes an anode, a cathode, an electrolyte located between the anode and the cathode, and a housing retaining the anode, cathode and electrode, wherein the cathode comprises a molybdenum sulphide compound.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: February 15, 2022
    Assignee: City University of Hong Kong
    Inventors: Chunyi Zhi, Hongfei Li, Zijie Tang, Zifeng Wang
  • Patent number: 11249243
    Abstract: A fastening device, a method of operating the fastening device, and a display panel are provided. The fastening device includes a diffuser and a limiter, wherein the limiter includes a deformation portion and a non-deformation portion disposed opposite to each other to enclose a receiving portion, and the diffuser is configured to be received in the receiving portion, so as to adjust a deformation size of the deformation portion by movement of the diffuser.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: February 15, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zifeng Wang, Nannan Hu, Yan Ren, Lei Cao, She Lin
  • Publication number: 20220020330
    Abstract: A pixel driving circuit includes a reset sub-circuit, an input sub-circuit, a driving sub-circuit, a compensation sub-circuit and an voltage control sub-circuit. The reset sub-circuit is configured to be turned on in response to a control signal, and transmit a reference voltage to a first node to reset a voltage of the first node. The input sub-circuit is configured to transmit a data signal to a second node in response to a gate scan signal. The driving sub-circuit is configured to be turned on or off in response to a voltage of the first node; and to write the data signal and a compensation signal into a third node. The compensation sub-circuit is configured to transmit the data signal and the compensation signal to a fourth node in response to the gate scan signal. The voltage control sub-circuit is configured to control the voltage of the first node according to a voltage of the fourth node.
    Type: Application
    Filed: July 15, 2021
    Publication date: January 20, 2022
    Inventors: Xin CAO, Yawei ZHU, Heungsik KIM, Jing HU, Zifeng WANG, Haifeng XU, Haoyuan FAN
  • Patent number: 11222908
    Abstract: An array substrate is provided. The array substrate includes a base, a first electrode and a second electrode which are on the base and a touch line on the base, both the first electrode and the second electrode are configured to transmit a display signal, the touch line is configured to transmit a touch signal; the first electrode and the touch line are respectively in different layers, and an orthographic projection of the first electrode on the base at least partially overlaps with an orthographic projection of the touch line on the base. A preparation method of the array substrate and a touch display panel are further provided.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: January 11, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xinguo Wu, Fengguo Wang, Dawei Shi, Hong Liu, Zifeng Wang, Feng Li, Bo Ma, Zhixuan Guo, Yuanbo Li, Jing Zhao, Cenhong Duan, Haiqin Liang
  • Publication number: 20210408150
    Abstract: A display panel, a manufacturing method thereof and a display apparatus are provided. In some embodiments, the display panel includes a substrate, pixel structures in an array, a protruding ring, an encapsulation layer, and solid sealant. The substrate includes a predetermined hole region, first adjacent region surrounding the hole region, second adjacent region surrounding the first adjacent region, and a display region surrounding the second adjacent region and in which the pixel structures are located. The protruding ring is located in the second adjacent region. The encapsulation layer covers the pixel structures and sides of the protruding ring away from the substrate. The protruding ring and the encapsulation layer covering the protruding ring form a dam. The solid sealant fills the first adjacent region and the hole region enclosed by the dam and is provided with an opening configured to release stress generated by the solid sealant during full curing.
    Type: Application
    Filed: June 11, 2021
    Publication date: December 30, 2021
    Inventors: Zerui ZHANG, Jenyu LEE, Haoyuan FAN, Zifeng WANG, Qicheng CHEN
  • Patent number: 11212924
    Abstract: The present invention provides a dustproof device, a display apparatus and a dustproof method. The dustproof device includes: an outer frame which comprises a bent portion configured to enclose an edge of the display apparatus, a first recessed portion and a second recessed portion being provided at a surface of the bent portion facing a display panel of the display apparatus; and a barrier component which is disposed between the bent portion and the display panel and movable between the first and second recessed portions as the display panel is moved.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: December 28, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zifeng Wang, Yan Ren, Lei Cao
  • Publication number: 20210378113
    Abstract: An embodiment of the present disclosure provides a display device and a display apparatus, the display device includes: a transparent structure and a display screen; the transparent structure including a first light transmission plate and a second light transmission plate which are oppositely set, edge regions of the first light transmission plate and the second light transmission plate being packaged by a seal assembly, to form a closed cavity; the display screen being set within the closed cavity, and an edge of the display screen being fixed to an inner wall of the closed cavity; the closed cavity being filled with inert gas.
    Type: Application
    Filed: January 15, 2020
    Publication date: December 2, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zifeng WANG, Xiaodong SHI, Haiyan WAN
  • Publication number: 20210373689
    Abstract: An array substrate, a method for fabricating the same, and a display device are provided. The array substrate includes: a base substrate; touch electrode wiring including a first conductive layer and a second conductive layer, where the first conductive layer is between the base substrate and the second conductive layer, the second conductive layer includes at least one first via hole to expose the first conductive layer, and the first conductive layer has a higher electrical conductivity than that of the second conductive layer; a planarization layer on the second conductive layer, where the planarization layer includes at least one first touch electrode contact hole; and touch electrode on the planarization layer, where the touch electrode is connected with the first conductive layer through the first touch electrode contact hole and the first via hole.
    Type: Application
    Filed: December 4, 2018
    Publication date: December 2, 2021
    Inventors: Cenhong DUAN, Dawei SHI, Fengguo WANG, Feng LI, Hong LIU, Xinguo WU, Lu YANG, Wentao WANG, Zifeng WANG, Bo MA, Yuanbo LI, Zhixuan GUO, Jing ZHAO, Haiqin LIANG
  • Publication number: 20210372197
    Abstract: An electronic door plate and a system for managing an electronic door plate. The electronic door plate particularly includes: a center frame, a circuit board, a display screen, a back cover and an alarming device; the circuit board, the display screen and the alarming device are fixed to the center frame; the back cover is provided on one side of the center frame that is further away from the display screen, and is fixedly connected to the center frame; a controlling module is provided at the circuit board, and the controlling module is electrically connected to the alarming device; and the controlling module is configured for controlling the alarming device to perform an alarming operation.
    Type: Application
    Filed: February 26, 2021
    Publication date: December 2, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Jinggang Wei, Lei CAO, Yunpeng Wu, Yan Ren, Zifeng Wang, Junmin Sun
  • Publication number: 20210362609
    Abstract: The present disclosure provides a battery compartment and a handle for use in a transportation vehicle. The battery compartment includes: a battery mount having at least two battery mounting grooves spaced apart from each other; a connection electrode on the battery mount and between adjacent battery mounting grooves; a battery compartment cover detachably connected to the connection electrode; and a pushing-out assembly on the connection electrode, wherein the pushing-out assembly is configured to provide a force for moving the battery compartment cover away from the connection electrode.
    Type: Application
    Filed: December 12, 2019
    Publication date: November 25, 2021
    Inventors: Zifeng Wang, Yunpeng Wu, Yan Ren, Lei Cao
  • Publication number: 20210364349
    Abstract: A fixing structure for fixing a reflector and a device for detecting a display brightness are provided. The fixing structure is configured to fix a reflector to a photosensitive detecting assembly; and the fixing structure includes at least one clamping unit configured to clamp and fix the reflector. Each clamping unit includes: a first support, including a first clamping arm configured to support a first surface of the reflector; and a second support, including a second clamping arm configured to press on a second surface of the reflector facing away from the first surface.
    Type: Application
    Filed: October 22, 2018
    Publication date: November 25, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yan REN, Junmin SUN, Lei CAO, Zifeng WANG
  • Publication number: 20210343747
    Abstract: An array substrate, a manufacturing method thereof and a display device are provided. The array substrate includes: a base substrate; a first electrode located on the base substrate and including a pad portion, the pad portion including a first surface and a second surface, the second surface being closer to the base substrate than the first surface; a first insulation layer located on the first electrode and including a first via hole; a second insulation layer located on the first insulation layer and including a second via hole; and a second electrode located on the second insulation layer; the second electrode is electrically connected with the first electrode at the pad portion through the first via hole and the second via hole, and an orthographic projection of the pad portion on the base substrate falls within an orthographic projection of the second via hole on the base substrate.
    Type: Application
    Filed: September 29, 2018
    Publication date: November 4, 2021
    Inventors: Fang YAN, Dawei SHI, Lei YAO, Zifeng WANG, Wentao WANG, Lu YANG, Haifeng XU, Xiaowen SI, Jinfeng WANG, Lei YAN, Jinjin XUE, Lin HOU
  • Publication number: 20210333968
    Abstract: The present disclosure provides an array substrate and a manufacturing method thereof, and a display device. The array substrate includes a display area and a peripheral circuit area. The array substrate further includes a plurality of touch electrodes located in the display area; a plurality of touch signal lines connecting the plurality of touch electrodes to the peripheral circuit area; a plurality of first conductor lines extending in a same direction as the plurality of touch signal lines; and a plurality of second conductor lines extending in a different direction from the plurality of touch signal lines.
    Type: Application
    Filed: November 30, 2018
    Publication date: October 28, 2021
    Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xinguo WU, Fengguo WANG, Dawei SHI, Hong LIU, Zifeng WANG, Feng LI, Bo MA, Zhixuan GUO, Yuanbo LI, Cenhong DUAN, Jing ZHAO
  • Patent number: 11114640
    Abstract: The present disclosure provides a display substrate and a method for manufacturing the same, and a display device. The display substrate includes a display area and an edge area surrounding the display area. The edge area is provided with bonding adhesive. The bonding adhesive is used to bond the display substrate and a counter substrate with which the display substrate is to be assembled together. A support structure is provided on the edge area and on a side of the bonding adhesive away from the display area. The support structure forms support between the display substrate and the counter substrate which have been assembled with each other.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: September 7, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Lina Wang, Fuyi Cui, Shuai Chen, Zifeng Wang
  • Publication number: 20210262612
    Abstract: Disclosed is a display device, including: a wall hanging piece and comprising a hanging portion, wherein the hanging portion is plate-shaped and has a first length direction; a hanging hole provided on the hanging portion and comprising a stripe-shaped hole having a second length direction, and wherein an included angle between the first length direction and the second length direction is larger than 0 degree and smaller than 90 degrees; and a display panel comprising a display surface, a back surface, and a display frame; a suspension member provided on the back surface of the display panel, wherein the suspension member passes through a terminal end of the hanging hole of the wall hanging piece, and wherein the display frame is in close contact with the wall surface in a state that the display panel is fixed on the wall surface through the wall hanging piece.
    Type: Application
    Filed: October 21, 2019
    Publication date: August 26, 2021
    Inventors: Junmin SUN, Lei CAO, Yan REN, Zifeng WANG, Deli FANG
  • Patent number: 11073867
    Abstract: A display device includes a display screen having a first and second ends opposite to each other in a length direction of the display screen; a receiving member connected to the first end, a visible area of the display screen includes a display area, as the second end moves forth and back relative to the receiving member in the length direction, the display screen may be gradually retracted to the receiving member or unfolded from the receiving member, so that a size of the display area changes continuously; a sensor assembly that is used for detecting motion condition of the display screen being retracted or unfolded; and a controller that is configured, according to the motion condition of the display screen, to control the display area with a size continuously changed in the display screen to display a screen corresponding to a size of the display area in real time.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: July 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zifeng Wang, Yan Ren, Lei Cao
  • Patent number: 11071399
    Abstract: A shelf system includes: a shelf body with at least one storage space; an item identification pattern on a horizontal edge of the storage space and extending by a preset length along a length direction of the horizontal edge; an image capture unit configured to obtain image information of the storage space, the image information including the item identification pattern; and a processor configured to, based on the image information, determine storage situation of a matching item that matches the item identification pattern and is stored in a preset placement range in the storage space. The preset placement range is an extension space which is in the storage space and which is defined by a horizontal plane corresponding to an extension range of the item identification pattern by a preset extension length. There is a preset correspondence relationship between the item identification pattern and the matching item.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: July 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Junmin Sun, Pan Ni, Lei Cao, Yan Ren, Zifeng Wang, Zhiguo Zhang
  • Publication number: 20210223463
    Abstract: A fastening device, a method of operating the fastening device, and a display panel are provided. The fastening device includes a diffuser and a limiter, wherein the limiter includes a deformation portion and a non-deformation portion disposed opposite to each other to enclose a receiving portion, and the diffuser is configured to be received in the receiving portion, so as to adjust a deformation size of the deformation portion by movement of the diffuser.
    Type: Application
    Filed: April 3, 2018
    Publication date: July 22, 2021
    Inventors: Zifeng WANG, Nannan HU, Yan REN, Lei CAO, She LIN