Patents by Inventor Li Xiao

Li Xiao 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: 20210366378
    Abstract: The present application provides a display substrate, a display panel and a spliced screen, and belongs to the field of display technology. The display substrate in the present application is divided into display and boding regions, and includes a base substrate, and a pixel driving circuit on the base substrate and corresponding to the display region, The display substrate further includes an interlayer insulating layer and a signal lead-in wire on the base substrate. The signal lead-in wire at least includes a first signal lead-in sub-wire on a side of the interlayer insulating layer away from the base substrate. The first signal lead-in sub-wire is connected to a first connection pad in the bonding region for introducing an external signal to the pixel driving circuit. The interlayer insulating layer includes sub-insulating layers defining a multi-stepped structure at a position where the display region is adjacent to the bonding region.
    Type: Application
    Filed: November 28, 2019
    Publication date: November 25, 2021
    Inventors: Jiao ZHAO, Li XIAO, Minghua XUAN, Haoliang ZHENG, Dongni LIU, Jing LIU, Qi QI
  • Publication number: 20210366389
    Abstract: A pixel driving circuit including: N pixel circuits each including a first node and a power supply terminal, N being an integer greater than 1; and N multiplexing circuits configured to selectively couple a data line to the first nodes of the N pixel circuits. A first one of the N multiplexing circuits includes a multiplexing control circuit, and a second one to an N-th one of the N multiplexing circuits include respective multiplexing control circuits and respective reset circuits. The reset circuit of a (j+1)-th one of the N multiplexing circuits is configured to reset the first node of a (j+1)-th one of the N pixel circuits with a power supply voltage in response to a j-th multiplexing control signal being active, j being an integer and 1?j<N.
    Type: Application
    Filed: March 28, 2019
    Publication date: November 25, 2021
    Inventors: Dongni LIU, Minghua XUAN, Xiaochuan CHEN, Lei WANG, Zheng FANG, Li XIAO, Liang CHEN, Shengji YANG, Pengcheng LU
  • Publication number: 20210356819
    Abstract: Provided is a display substrate (100). The display substrate (100) may include a first base substrate (101). The first base substrate (101) may have a plurality of sub-pixel regions (102). Each of the plurality of sub-pixel regions (102) may include a light shielding region (103) and opening regions (104) respectively on both sides of the light shielding region (103). The display substrate (100) may further include a first transparent electrode (1) in each of the plurality of sub-pixel regions (102). The first transparent electrode (1) may include a first electrode unit (10) in the light shielding region (103), and the first electrode unit (10) may include a plurality of first strip electrodes (11) separated from one another. At least one of the plurality of first strip electrodes (11) forms an acute angle with a reference direction, the reference direction being a direction along which the light shielding region (103) and the opening regions (104) are arranged.
    Type: Application
    Filed: May 15, 2019
    Publication date: November 18, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Detao Zhao, Li Xiao, Dongni Liu, Lei Wang, Liang Chen, Jifeng Tan, Minghua Xuan, Xiaochuan Chen
  • Publication number: 20210358384
    Abstract: The present disclosure relates to the field of display technologies, and in particular, to a shift register circuit and a display device. The shift register circuit may include a plurality of GOAs for outputting scan signals to a plurality of pixel driving circuits and a plurality of EOAs for outputting control signals to the plurality of pixel driving circuits, where the GOAs and the EOAs are alternately arranged in a straight line.
    Type: Application
    Filed: April 30, 2019
    Publication date: November 18, 2021
    Inventors: Dongni LIU, Minghua XUAN, Lei WANG, Xiaochuan CHEN, Liang CHEN, Li XIAO, Detao ZHAO, Shengji YANG, Pengcheng LU, Zheng FANG
  • Publication number: 20210359280
    Abstract: An organic light emitting transistor and a manufacturing method thereof, a display panel and an electronic device are provided, and the organic light emitting transistor includes a gate electrode, a gate insulation layer, an active layer, a source electrode and a drain electrode; the active layer includes a two-dimensional semiconductor material layer and an organic light emitting layer, the two-dimensional semiconductor material layer and the organic light emitting layer are stacked to form a heterojunction, and the heterojunction is a heterotype heterojunction.
    Type: Application
    Filed: January 7, 2019
    Publication date: November 18, 2021
    Inventors: Liang CHEN, Lei WANG, Xiaochuan CHEN, Minghua XUAN, Dongni LIU, Li XIAO, MIng YANG, Detato ZHAO
  • Patent number: 11177294
    Abstract: An array substrate, a manufacturing method thereof and a display device are provided. A display unit is disposed on a first surface of a base substrate, and a driving circuit is disposed on a second surface of the base substrate opposite to the first surface, the driving circuit is electrically connected with the display unit through a signal connection structure in at least one via structure, a longitudinal section of the at least one via hole is a trapezoid, and a length of a bottom edge of the trapezoid at one side of the trapezoid close to the display unit is larger than a length of a bottom edge of the trapezoid at one side of the trapezoid away from the display unit.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: November 16, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dongni Liu, Minghua Xuan, Li Xiao, Detao Zhao, Liang Chen, Hao Chen
  • Publication number: 20210350747
    Abstract: A pixel circuit, a display panel, and a display device comprising the pixel circuit. The pixel circuit comprises a light emitting element and a driving circuit. The driving circuit comprises a light emission driving circuit for driving the light emitting element to emit light, and a light sensing driving circuit for controlling the light emitting element to convert external light incident on the light emitting element into an electrical signal. The pixel circuit integrates the light emission driving circuit with the light sensing driving circuit and can achieve the light sensing function for the screen of the display device, which makes it possible to not reserve an area dedicated to a camera on the surface of the display device.
    Type: Application
    Filed: January 2, 2019
    Publication date: November 11, 2021
    Inventors: Liang CHEN, Lei WANG, Li XIAO, Dongni LIU, Xiaochuan CHEN, Minghua XUAN, Ning CONG, Detao ZHAO
  • Patent number: 11170716
    Abstract: A pixel circuit includes a light emitting element; a first switch transistor connected in series with the light emitting element between a first supply voltage terminal and a second supply voltage terminal, the first switch transistor including a gate electrode connected to a first node; and a storage circuit coupled to the first node and a reference voltage terminal for receiving a reference voltage, the storage circuit being configured to store the reference voltage in the storage circuit in response to an active signal on a scan line during a write phase, and to supply the stored reference voltage to the first node during a light emission phase in response to an active data signal on a data line to achieve light emission of the light emitting element, the active data signal having a duration indicating a magnitude of image data for the pixel circuit.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: November 9, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Li Xiao, Xiaochuan Chen, Minghua Xuan, Shengji Yang, Jie Fu, Lei Wang, Dongni Liu, Pengcheng Lu, Han Yue
  • Publication number: 20210342035
    Abstract: A touch display substrate, including touch electrodes, touch lines and sub-pixels, each sub-pixel includes a storage capacitor, a driving transistor, a switching element and a light emitting element, a first electrode and a second electrode of the storage capacitor are coupled to a gate electrode and a first electrode of the driving transistor, respectively, and a second electrode of the driving transistor, the switching element and the light emitting element are sequentially coupled in series, each touch electrode is coupled to one corresponding touch line through a via hole in an insulating layer between said each touch electrode and the corresponding touch line, and each touch electrode is formed by the second electrode of the storage capacitor in at least one sub-pixel, during a touch stage, the switching element decouples electrical coupling between the second electrode of the driving transistor and the light emitting element.
    Type: Application
    Filed: March 11, 2019
    Publication date: November 4, 2021
    Inventors: Detao ZHAO, Ming YANG, Han YUE, Dongni LIU, Li XIAO, Lei WANG, Minghua XUAN, Xiaochuan CHEN
  • Publication number: 20210335233
    Abstract: A pixel circuit and a method of driving the same, and a display device. The pixel circuit includes a plurality of pixel compensation circuits, and each pixel compensation circuit can be connected to M light-emitting units located in the same column. Each light-emitting control signal terminal of the M light-emitting control signal terminals included in each light-emitting control signal terminal group may be connected to a pixel compensation circuit group (i.e., K rows of pixels compensation circuits).
    Type: Application
    Filed: January 25, 2019
    Publication date: October 28, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liang CHEN, Lei WANG, Dongni LIU, Li XIAO, Minghua XUAN, Xiaochuan CHEN, Shengji YANG, Pengcheng LU, Detao ZHAO, Ning CONG
  • Publication number: 20210335257
    Abstract: A pixel structure and a method of driving the same, a display panel and a display device. The pixel structure includes: at least two pixel circuits and a conduction control circuit connected to the at least two pixel circuits. The conduction control circuit is configured to connect the at least two pixel circuits in parallel in response to a first control signal and to connect the at least two pixel circuits in series in response to a second control signal.
    Type: Application
    Filed: April 18, 2019
    Publication date: October 28, 2021
    Inventors: Liang CHEN, Lei WANG, Li XIAO, Dongni LIU, Minghua XUAN, Xiaochuan CHEN, Shengji YANG, Detao ZHAO
  • Publication number: 20210330676
    Abstract: Disclosed herein are compounds of formula (I) which are inhibitors of an IDO enzyme: Also disclosed herein are uses of the compounds in the potential treatment or prevention of an IDO-associated disease or disorder. Also disclosed herein are compositions comprising these compounds. Further disclosed herein are uses of the compositions in the potential treatment or prevention of an IDO-associated disease or disorder.
    Type: Application
    Filed: August 16, 2019
    Publication date: October 28, 2021
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Dane Clausen, Xavier Fradera, Liangqin Guo, Yongxin Han, Shuwen He, Xianhai Huang, Joseph Kozlowski, Guoqing Li, Jongwon Lim, Theodore A. Martinot, Alexander Pasternak, Nunzio Sciammetta, Andreas Verras, Li Xiao, Wensheng Yu, Rui Zhang
  • Publication number: 20210333654
    Abstract: A display substrate includes: a plurality of sub-pixel regions at a first base substrate, each of the plurality of sub-pixel regions including a light-blocking region and aperture regions located at opposing sides of the light-blocking region; and a first transparent electrode and a second transparent electrode within each of the plurality of sub-pixel regions, configured to drive a liquid crystal layer; wherein the first transparent electrode includes a first electrode unit located inside the light-blocking region and including a plurality of first sub-electrodes, wherein each of the plurality of first sub-electrodes are separated from two adjacent first sub-electrodes by a separation distance; and wherein the separation distance between two adjacent first sub-electrodes nearest to a center line of the light-blocking region is smaller than the separation distance between two adjacent first sub-electrodes nearest to an edge of the light-blocking region
    Type: Application
    Filed: May 15, 2019
    Publication date: October 28, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Detao ZHAO, Li XIAO, Lei WANG, Dongni LIU, Liang CHEN, Jifeng TAN, Minghua XUAN, Xiaochuan CHEN
  • Publication number: 20210335215
    Abstract: A display driving circuit includes N levels of display driving sub-circuits and N levels of switching sub-circuits. Each display driving sub-circuit is connected to a corresponding switching sub-circuit. An nth-level display driving sub-circuit includes an nth-level gate driving sub-circuit and an nth-level light-emitting control sub-circuit. An nth-level switching sub-circuit includes an nth-level gate driving switching sub-circuit and an nth-level light-emitting control switching sub-circuit. The nth-level gate driving switching sub-circuit is configured to enable an nth-level gate driving signal output end to be electrically connected to a (2n?1)th gate line or a 2nth gate line.
    Type: Application
    Filed: March 22, 2019
    Publication date: October 28, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dongni LIU, Lei WANG, Minghua XUAN, Xiaochuan CHEN, Shengji YANG, Liang CHEN, Li XIAO, Zheng FANG, Detao ZHAO, Pengcheng LU
  • Publication number: 20210333969
    Abstract: A touch display panel and a method for manufacturing the same are provided. The method includes: forming touch lines, an insulating layer and first electrodes above a substrate, the insulating layer covers the touch lines and is provided with at least one through-hole, the first electrodes are at a side of the insulating layer distal from the touch lines; forming barrier walls in each through-hole, and at a predetermined position in an interval between the first electrodes; forming a light emitting layer and a second electrode layer at a side of the light emitting layer distal from the substrate; removing the barrier walls, portions of the light emitting layer and the second electrode layer above the barrier walls, remaining portions of the second electrode layer form touch electrodes; forming an electrical conductive structure in each through-hole for coupling one touch line to one touch electrode.
    Type: Application
    Filed: April 22, 2019
    Publication date: October 28, 2021
    Inventors: Detao ZHAO, Pengcheng LU, Liang CHEN, Ning CONG, Ming YANG, Dongni LIU, Li XIAO, Shengji YANG, Lei WANG, Minghua XUAN, Xiaochuan CHEN
  • Publication number: 20210328671
    Abstract: Provided by the embodiments of the present invention are a remote optical fiber dispersion compensation device and method, the dispersion compensation device comprising: a distance measurement module, used for measuring a remote distance to a remote access optical fiber; a channel monitoring module, used for monitoring the spectral power of a transmission service wavelength channel; and a remote optical fiber dispersion power equalization module, used for compensating the dispersion of a transmission service signal and adjusting the insertion loss of the wavelength channel according to the measured remote distance of the remote access optical fiber and the monitored spectral power of the transmission service wavelength channel.
    Type: Application
    Filed: December 25, 2018
    Publication date: October 21, 2021
    Applicant: Accelink Technologies Co., Ltd
    Inventors: Li Xiao, Weiqing Zhang, Qinlian Bu, Chengpeng Fu, Zhi Chen, Lijie Qiao
  • Publication number: 20210319748
    Abstract: A display substrate, includes: a plurality of pixel driving circuits; a plurality of groups of light-emitting driving signal lines, wherein each driving signal line group of the plurality of groups of light-emitting driving signal lines includes a plurality of light-emitting driving signal lines; and a plurality of pixel circuit multiplexing units coupled to the plurality of pixel driving circuits, respectively, wherein each pixel circuit multiplexing unit includes N light emitting units coupled to one of the plurality of pixel driving circuits and a group of light-emitting driving signal line.
    Type: Application
    Filed: July 29, 2020
    Publication date: October 14, 2021
    Inventors: Liang Chen, Lei Wang, Li Xiao, Minghua Xuan, Dongni Liu, Hao Chen
  • Patent number: 11144345
    Abstract: Methods, apparatus, systems and articles of manufacture are disclosed. An example apparatus includes a detector to detect a user-initiated switch between a closed operating system type and an open operating system type; an adapter to, in response to a notification, from the detector, of the switch, transition activation from a first interface to a second interface; and a scanner including a first scanning engine to operate via the first interface when the detector detects that the operating system is in the closed operating system type and the second interface when the detector detects that the operating system is in the open operating system type.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 12, 2021
    Assignee: McAfee, LLC
    Inventors: Vishnu Varadaraj, Li Xiao, Kathryn Young
  • Patent number: 11112897
    Abstract: A organic light-emitting display panel, a preparation method of the organic light-emitting display panel and a display device are provided. The preparation method of the organic light-emitting display panel includes: providing a base substrate; forming a plurality of touch electrode wirings, an organic functional layer, and a plurality of first electrodes sequentially on the base substrate, the plurality of the touch electrode wirings being electrically insulated from each other, the plurality of the first electrodes being electrically insulated from each other, and the plurality of the touch electrode wirings and the plurality of the first electrodes are in one-to-one correspondence, forming a first encapsulation structure on the plurality of the first electrodes, and then using a laser irradiation process to electrically connect the respective first electrodes with the touch electrode wirings corresponding thereto by via holes passing through the organic functional layer.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: September 7, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Liang Chen, Lei Wang, Detao Zhao, Huijuan Wang, Xiaochuan Chen, Minghua Xuan, Shengji Yang, Li Xiao, Dongni Liu
  • Patent number: D930886
    Type: Grant
    Filed: September 27, 2020
    Date of Patent: September 14, 2021
    Assignee: AMAKIN INC
    Inventor: Li Xiao