Patents by Inventor Xiaohe Li

Xiaohe 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).

  • Publication number: 20190392771
    Abstract: Provided are an array substrate, an electronic paper display panel and a drive method thereof and a display device. A display area includes a plurality of sub-display areas, a plurality of data lines in each sub-display area are electrically insulated from each other, corresponding data lines in different sub-display areas are electrically connected to each other, and a control signal line is configured to control display time of each sub-display area. When a control chip and a flexible circuit board are employed, only a small number of control chips and flexible circuit boards may drive the plurality of sub-display areas to display pictures.
    Type: Application
    Filed: November 13, 2018
    Publication date: December 26, 2019
    Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
    Inventors: Zuzhao Xu, Kerui Xi, Baiquan Lin, Xiaohe Li, Jine Liu, Feng Qin, Qiongqin Mao, Tinghai Wang, Mingwei Zhang
  • Publication number: 20190393245
    Abstract: In an array substrate, an electronic paper display panel and a drive method thereof, and a display device, a display area includes multiple sub-display areas. A plurality of scanning lines in each sub-display area are electrically insulated from each other, corresponding scanning lines in different sub-display areas are electrically connected to each other and display time of each sub-display area is controlled through control signal lines. When a control chip and a flexible circuit board are employed, only a small number of control chips and/or flexible circuit boards, or even only one control chip and/or one flexible circuit board, may drive multiple sub-display areas to display pictures.
    Type: Application
    Filed: November 13, 2018
    Publication date: December 26, 2019
    Applicant: Shanghai AVIC OPTO Electronics Co., Ltd.
    Inventors: Kerui Xi, Tingting Cui, Feng Qin, Jine Liu, Xiaohe Li
  • Publication number: 20190361307
    Abstract: A 3D printed display panel includes two opposing substrates and a black matrix formed on one of the substrates. The light proof areas of the black matrix include multiple first portions, multiple second portions and multiple third portions arranged to form a grid structure. The first portions and the third portions are alternately arranged in a direction of the scanning lines, the second portions and the third portions are alternately arranged in a direction of the data lines. Meshes of the grid structure are aperture zones of the black matrix. The aperture zones are in one-to-one correspondence with the pixel units. A vertical projections of the scanning lines and the data lines on the second substrate are located in the lightproof areas; where a minimum width of one first portion is X, a minimum width of one second portion is Y, and |X?Y|?2 ?m.
    Type: Application
    Filed: August 6, 2019
    Publication date: November 28, 2019
    Inventors: Kerui XI, Chen WANG, Feng QIN, Xiaohe LI, Jine LIU, Tingting CUI
  • Patent number: 10268306
    Abstract: A shift register unit is provided. The shift register unit includes a precharging module, a resetting module, a pull-up control module and a noise reduction module. The precharging module is connected to the resetting module and a pull-up node, the resetting module is connected to the pull-up node, the noise reduction module and an output end, the pull-up control module is connected to the pull-up node, the noise reduction module and the output end, and the noise output module is connected to the output end.
    Type: Grant
    Filed: October 9, 2016
    Date of Patent: April 23, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Honggang Gu, Xianjie Shao, Xiaohe Li, Zhangmeng Wang, Jie Song
  • Patent number: 10234998
    Abstract: The touch display panel comprises an array substrate, a color film substrate a touch electrode layer located at a side of the color film substrate away from the array substrate, and a transparent electrically conductive layer between the color film substrate and the touch electrode layer and insulated from the touch electrode layer. The transparent electrically conductive layer comprises a first area and a second area, a thickness of the transparent electrically conductive layer in the first area is greater than a thickness of the transparent electrically conductive layer in the second area, the transparent electrically conductive layer is suitable for being electrically connected to ground. A projection area of the touch electrode layer on the color film substrate overlaps with a projection area of the transparent electrically conductive layer located in the second area on the color film substrate.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: March 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bo Liu, Long Xia, Qinghua Jiang, Xiaohe Li
  • Patent number: 10203832
    Abstract: A color film substrate, manufacturing method thereof and a display device are provided. The color film substrate includes: a basal substrate, a color film layer formed on the basal substrate, a transparent insulating layer formed on a light output surface of the color film layer, and a touch electrode wire pattern formed on a light output surface of the transparent insulating layer; the refractive index of the transparent insulating layer is consistent with the refractive index of the touch electrode wire pattern. The color film substrate provided effectively weakens the brightness difference line caused by the touch electrode wire pattern.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Honggang Gu, Xiaohe Li, Xianjie Shao, Qinghua Jiang
  • Patent number: 10199120
    Abstract: Embodiments of the present disclosure provide a shift register and a driving method thereof, a driving circuit, an array substrate, and a display device. The shift register comprises: a pull-up control sub-circuit, a pull-up sub-circuit, a pull-down control sub-circuit, a pull-down sub-circuit, a reset sub-circuit, a reverse sub-circuit and an output terminal. The pull-up control sub-circuit controls the pull-up for the electric level of the output terminal by the pull-up sub-circuit. The pull-down control sub-circuit controls the pull-down for the electric level of the output terminal by the pull-down sub-circuit. The reset sub-circuit resets the electric level of the output terminal. The reverse sub-circuit reverses the phase of the clock signal inputted to the pull-up sub-circuit. The circuit structure is simplified and can be applied to a narrow bezel or a screen with ultra-high resolution.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: February 5, 2019
    Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xianjie Shao, Xiaohe Li
  • Patent number: 10162202
    Abstract: The disclosure provides a transfer plate, a display screen, a display device and a method for manufacturing a display device. The transfer plate includes a print region and a non-print region, and the print region includes multiple print sub-units which are arranged in a one-to-one correspondence with multiple unit display screens of a motherboard. Each print sub-unit is provided with a mark region, and the mark regions are for forming marks on the respective unit display screens while forming alignment films on the respective unit display screens of the motherboard, to identify the respective unit display screens of the motherboard.
    Type: Grant
    Filed: May 5, 2015
    Date of Patent: December 25, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hui Wang, Chun Wang, Junsheng Chen, Xiaohe Li, Chuncheng Che
  • Patent number: 10121437
    Abstract: The present invention provides a shift register and a method for driving the same, a gate driving circuit and a display device, and belongs to the field of display technology. The shift register of the present invention includes an input module, an output pulling-up module and a reset-and-noise-reducing module, wherein the input module is connected to a signal input terminal, a second clock signal input terminal, a power supply voltage terminal and a pulling-up node, the output pulling-up module is connected to a first clock signal input terminal, the pulling-up node and a signal output terminal, and the reset-and-noise-reducing module is connected to the second clock signal input terminal, a reset signal input terminal, a low voltage terminal, the pulling-up node and the signal output terminal. The shift register of the present invention has a simple structure, thereby facilitating the implementation of a narrow-bezel display device.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: November 6, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Honggang Gu, Xiaohe Li, Xianjie Shao
  • Patent number: 10043475
    Abstract: The present invention provides a shift register and a driving method thereof, a driving circuit, and a display device, the shift register includes an input unit, an output unit and a reset unit, the input unit controls potential of a first node according to input signals of an input terminal and a first voltage terminal, the output unit controls an output signal of an output terminal according to input signals of the input terminal and a clock signal terminal under the control of the potential of the first node, and the reset unit controls potential of a second node according to input signals of a reset terminal and a second voltage terminal.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: August 7, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaojie Zhang, Xianjie Shao, Xiaohe Li
  • Publication number: 20180203276
    Abstract: A photosensitive detection module is provided, comprising a photosensitive circuit, wherein the photosensitive circuit comprises a first resistive element, a second resistive element, a third resistive element, a fourth resistive element to form a resistor bridge, a first input terminal connected to a node between the first resistive element and the third resistive element, a second input terminal connected to a node between the second resistive element and the fourth resistive element, a first output terminal connected to a node between the first resistive element and the second resistive element, and a second output terminal connected to a node between the third resistive element and the fourth resistive element. All four resistive elements have an identical initial resistance value. The first resistive element and the fourth resistive element are photosensitive resistive elements.
    Type: Application
    Filed: March 6, 2018
    Publication date: July 19, 2018
    Inventors: Kerui XI, Tingting CUI, Xiaohe LI
  • Publication number: 20180174659
    Abstract: Embodiments of the present disclosure provide a shift register and a driving method thereof, a driving circuit, an array substrate, and a display device. The shift register comprises: a pull-up control sub-circuit, a pull-up sub-circuit, a pull-down control sub-circuit, a pull-down sub-circuit, a reset sub-circuit, a reverse sub-circuit and an output terminal. The pull-up control sub-circuit controls the pull-up for the electric level of the output terminal by the pull-up sub-circuit. The pull-down control sub-circuit controls the pull-down for the electric level of the output terminal by the pull-down sub-circuit. The reset sub-circuit resets the electric level of the output terminal. The reverse sub-circuit reverses the phase of the clock signal inputted to the pull-up sub-circuit. The circuit structure is simplified and can be applied to a narrow bezel or a screen with ultra-high resolution.
    Type: Application
    Filed: October 11, 2016
    Publication date: June 21, 2018
    Inventors: Xianjie SHAO, Xiaohe LI
  • Publication number: 20180164927
    Abstract: The embodiments of the present invention provide a color film substrate, manufacturing method thereof and a display device. The color film substrate comprises: a basal substrate, a color film layer formed on the basal substrate, a transparent insulating layer formed on a light output surface of the color film layer, and a touch electrode wire pattern formed on a light output surface of the transparent insulating layer; the refractive index of the transparent insulating layer is consistent with the refractive index of the touch electrode wire pattern. The color film substrate provided by the embodiment of the invention effectively weakens the brightness difference line caused by the touch electrode wire pattern.
    Type: Application
    Filed: August 12, 2015
    Publication date: June 14, 2018
    Inventors: Honggang GU, Xiaohe LI, Xianjie SHAO, Qinghua JIANG
  • Patent number: 9958725
    Abstract: A liquid crystal display panel and a manufacturing method thereof, and a motherboard of a liquid crystal display panel are provided. According to the embodiments of the present disclosure, in one aspect, identification patterns are formed in different unit display panel regions of the same exposure region of a motherboard of an array substrate by designing a mask of the array substrate of a liquid crystal display panel, to distinguish the unit display panels exposed in the same batch; in another aspect, the unit display panels exposed in different batches are distinguished through the arrangement modes of the color filters in the unit display panel regions of a motherboard of a color filter substrate, to realize marking of all unit display panels on a same motherboard glass.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: May 1, 2018
    Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.
    Inventors: Hui Wang, Chun Wang, Junsheng Chen, Xiaohe Li, Chuncheng Che
  • Patent number: 9933664
    Abstract: A display panel and an encapsulation method thereof, and a liquid crystal display device are provided. The display panel comprises an array substrate and a color filter substrate, the array substrate and the color filter substrate are connected together via a sealant component, the array substrate comprises a display region and a peripheral region surrounding the display region, the sealant component comprises insulating sealant and conductive sealant and is disposed in the peripheral region of the array substrate, a gate electrode driving GOA circuit is disposed in the peripheral region of the array substrate, and the gate electrode driving GOA circuit and the conductive sealant are not located on the same side of the peripheral region of the display region.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: April 3, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Qinghua Jiang, Feng Qin, Xiaohe Li, Yong Liu, Xianjie Shao
  • Patent number: 9916039
    Abstract: The present disclosure provides a shift register unit, its driving method, a gate driver circuit and a display device. The shift register unit includes a pull-up circuit configured to pull up a potential at the pull-up node PU in accordance with a starting signal from a starting signal input end, a pull-down circuit configured to pull down the potential at the pull-up node in accordance with a resetting signal from a resetting signal input end, a first capacitor configured to bootstrap the potential at the pull-up node at a pull-up stage, a first noise reduction circuit configured to perform noise reduction on a signal from the output end of the shift register unit at a pull-down stage and a compensation circuit configured to compensate for the potential at the pull-up node at a touch stage in accordance with a touch switch signal from a touch switch end.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: March 13, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Honggang Gu, Xiaohe Li, Xianjie Shao, Bo Liu, Jie Song
  • Patent number: 9885923
    Abstract: The present disclosure relates to the technical field of liquid crystal display. A liquid crystal panel and a display panel are provided. A main post spacer of the liquid crystal panel is arranged on a first substrate. A stopping structure used to stop the main post spacer from moving in a direction away from a second substrate is arranged on the second substrate. Hence, even if lots of liquid crystals are filled, the main post spacer and the second substrate may be kept in a seamless state due to the stopping structure.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: February 6, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hui Wang, Yuanhui Guo, Chun Wang, Junsheng Chen, Xiaohe Li, Chuncheng Che
  • Patent number: 9881537
    Abstract: A display panel comprises: a set of gate lines; and a set of data lines and a set of transmission lines extending in substantially the same direction, the set of transmission lines being electrically connected to the set of gate lines, respectively. A flat panel display apparatus comprises: a set of gate lines; a set of data lines and a set of transmission lines extending in substantially the same direction, the set of transmission lines being electrically connected to the set of gate lines, respectively; and a control circuit electrically connected to the set of data lines and the set of transmission lines.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: January 30, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Honggang Gu, Xiaohe Li, Xianjie Shao, Qinghua Jiang
  • Patent number: 9875702
    Abstract: The present disclosure provides a pixel structure, a method for driving the pixel structure, a display panel and a display device. The pixel structure includes M gate lines, N data lines, and pixel units arranged in an array of M rows and N columns. Each pixel unit includes a pixel electrode and a thin film transistor (TFT), a drain electrode of the TFT is connected to the pixel electrode. Both M and N are positive integers. Source electrodes of the TFTs included in two adjacent pixel units in each row of the array are connected to two adjacent data lines respectively, and source electrodes of the TFTs included in two adjacent pixel units in each column of the array are connected to two adjacent data lines respectively.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: January 23, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xianjie Shao, Xiaohe Li
  • Publication number: 20180004328
    Abstract: The present disclosure relates to a touch display device, including a first substrate, a second substrate arranged opposite to the first substrate, a touch pattern, at least one portion of which is arranged on the first substrate, and a touch drive circuit arranged on an edge of one side of the first substrate and connected with the at least one portion of the touch pattern.
    Type: Application
    Filed: September 28, 2016
    Publication date: January 4, 2018
    Inventors: Honggang GU, Xiaohe LI, Xianjie SHAO, Jie SONG