Patents by Inventor Xiaofeng Yin

Xiaofeng Yin 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: 20240101873
    Abstract: The present disclosure discloses a high-temperature fast-curing starch-based adhesive for particleboards and a preparation method thereof, belonging to the technical field of adhesive preparation. The low viscosity of the starch-based adhesive is ensured by selecting a crosslinking monomer which does not self-crosslink in a reaction process in the present disclosure, and a binary crosslinking agent matched with the crosslinking monomer is added before use to be quickly crosslinked with the crosslinking monomer at high temperature so as to ensure better thermosetting property and water resistance as well as faster curing speed of the starch-based adhesive at the same time, which meets the requirements of the particleboards for the adhesive, solves the problem of long curing time of the existing starch-based adhesives at high temperatures, further shortens the curing time of the starch-based adhesives to about 60 s, and improves the production efficiency of the particleboards.
    Type: Application
    Filed: December 6, 2023
    Publication date: March 28, 2024
    Inventors: Li CHENG, Zhengbiao GU, Yan HONG, Zhaofeng LI, Caiming LI, Xiaofeng BAN, Junnan JIN, Dongdong WU, Mengwei ZHANG, Jian YIN
  • Publication number: 20240061521
    Abstract: An array substrate and a touch display device are provided. In the array substrate, a first control unit and a second control unit are arranged opposite to each other in a first direction. A plurality of touch sensor blocks includes a first group of electrode blocks and a second group of electrode blocks arranged in the first direction, and a plurality of touch signal lines includes a first group of touch signal lines and a second group of touch signal lines arranged in the first direction. The touch signal lines in the first group of touch signal lines are coupled to the touch sensor blocks in the first group of electrode blocks respectively; and the touch signal lines in the second group of touch signal lines are coupled to the touch sensor blocks in the second group of electrode blocks respectively.
    Type: Application
    Filed: October 18, 2023
    Publication date: February 22, 2024
    Inventors: Qiujie SU, Yanping LIAO, Yingmeng MIAO, Chongyang ZHAO, Bo HU, Xiaofeng YIN
  • Patent number: 11868557
    Abstract: The present disclosure provides a touch substrate and a manufacturing method thereof. The touch substrate includes a base substrate and a touch electrode structure in a display area of the base substrate, and further includes a conductive structure and a wiring structure, wherein the conductive structure is in a peripheral area of the base substrate outside the display area, and includes a one-piece layer which is configured to form a lead electrically connected to a driving circuit for the touch electrode structure; and the wiring structure is in a wiring area between the display area and the peripheral area of the base substrate and is configured to electrically connect the conductive structure to the touch electrode structure. With the touch substrate and the manufacturing method of the touch substrate, problems of poor alignment and lapping, increased contact impedance, insufficient adhesive force and the like can be solved.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: January 9, 2024
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Tian, Xiaohui Yang, Jie Lei, Zouming Xu, Xiaofeng Yin
  • Patent number: 11868009
    Abstract: A liquid crystal display panel includes a first polarizer, a second polarizer, a liquid crystal layer including first liquid crystal molecules, a first optical compensation layer between the liquid crystal layer and any of the first polarizer and the second polarizer, a second optical compensation layer on a same side of the liquid crystal layer as the first optical compensation layer. In a non-powered state of the liquid crystal display panel orthographic projections of optical axes of the first liquid crystal molecules on the first polarizer, which are perpendicular to an orthographic projection of an optical axis of the first optical compensation layer on the first polarizer, are parallel to any of transmission axes of the first polarizer and the second polarizer that are perpendicular to each other. An optical axis of the second optical compensation layer is perpendicular to a plane where the second optical compensation layer is located.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: January 9, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bowen Li, Feifei Wang, Hongming Zhan, Kaixuan Wang, Lintao Ji, Xinli Ma, Xiaofeng Yin
  • Patent number: 11847263
    Abstract: The present disclosure provides a haptic feedback base plate, a haptic feedback apparatus and a haptic feedback method. The haptic feedback base plate comprises: a substrate and a deformation unit disposed on one side of the substrate. The deformation unit comprises a first electrode, a piezoelectric material layer and a second electrode that are arranged in a stacked manner, the first electrode is arranged close to the substrate, the first electrode and the second electrode are configured to form an alternating electric field, and the piezoelectric material layer vibrates under the effect of the alternating electric field and drives the substrate to resonate, wherein a difference between a frequency of the alternating electric field and an inherent frequency of the substrate is less than or equal to a preset threshold.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: December 19, 2023
    Assignees: Beljing BOE Technology Development Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Hui Hua, Yuju Chen, Xiaofeng Yin
  • Patent number: 11829540
    Abstract: An array substrate and a touch display device are provided. In the array substrate, a first control unit and a second control unit are arranged opposite to each other in a first direction. A plurality of touch sensor blocks includes a first group of electrode blocks and a second group of electrode blocks arranged in the first direction, and a plurality of touch signal lines includes a first group of touch signal lines and a second group of touch signal lines arranged in the first direction. The touch signal lines in the first group of touch signal lines are coupled to the touch sensor blocks in the first group of electrode blocks respectively; and the touch signal lines in the second group of touch signal lines are coupled to the touch sensor blocks in the second group of electrode blocks respectively.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: November 28, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qiujie Su, Yanping Liao, Yingmeng Miao, Chongyang Zhao, Bo Hu, Xiaofeng Yin
  • Publication number: 20230377506
    Abstract: A display module and a display apparatus, relate to the technical filed of display. At least one chip group and a group of first PLG wirings corresponding to each of the chip groups are disposed in a first bonding area, each of the chip groups includes at least two groups of chip units, each group of the chip units includes at least one gate drive chip, each group of the first PLG wirings includes a first wiring and at least one second wiring; power pins of any two adjacent gate drive chips are connected by the first wiring, each of the second wirings surrounds and passes through each of the gate drive chips, the first wirings connected with the power pin of the last gate drive chip in the previous group of the chip units and any of the second wirings, are parallelly connected with the power pin of the first gate drive chip in the next group of the chip units, to reduce the luminance difference of pixels driven by the gate drive chips in each group of the chip units.
    Type: Application
    Filed: March 29, 2021
    Publication date: November 23, 2023
    Inventors: Qiujie SU, Yingmeng MIAO, Dongchuan CHEN, Yanping LIAO, Seungmin LEE, Xibin SHAO, Xiaofeng YIN
  • Publication number: 20230333695
    Abstract: The present invention relates to a touch substrate with a touch control unit including a first touch electrode having a first bus bar extending along a first direction and a first inner electrode extending from the first bus bar, and a second touch electrode having a second bus bar extending along the first direction and a second inner electrode extending from the second bus bar. The first and second bus bars are disposed opposite to each other, the first and second inner electrodes are between the first and second bus bars, alternately and spaced apart from each other in the first direction. Each pair of adjacent first and second inner electrodes constitutes an inner electrode group, within which, at least a portion of the first inner electrode extends toward the second inner electrode, and at least a portion of the second inner electrode extends toward the first inner electrode.
    Type: Application
    Filed: August 5, 2021
    Publication date: October 19, 2023
    Inventors: Zhongshan WU, Xiaoyuan WANG, Yan LIU, Ruiqi PAN, Xiaofeng YIN, Jiantao LIU
  • Patent number: 11768569
    Abstract: A touch substrate and a method of forming the same, and a touch display device are provided. The touch substrate includes: electrode connecting bridges, a signal wiring layer, an insulating layer and a touch electrode layer which are sequentially formed along a direction away from a base, where the touch electrode layer includes a plurality of first touch electrodes and a plurality of second touch electrodes, and the first touch electrodes and the second touch electrodes are arranged in a crossed manner.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: September 26, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zouming Xu, Xiaofeng Yin, Tsungchieh Kuo, Jian Tian, Chunjian Liu
  • Publication number: 20230299396
    Abstract: Provided is a battery assembly, which includes a cover plate and a pole. The pole penetrates the cover plate and is fixed with the cover plate by riveting. For the battery assembly provided by the application, the pole and the cover plate are fixed by riveting. Compared with the fixing method of welding, it not only simplifies the fixing operation, improves the production efficiency, but also reduces the production cost. Also provided are a preparation method of a battery assembly, a battery and an electric vehicle.
    Type: Application
    Filed: March 15, 2022
    Publication date: September 21, 2023
    Applicants: Microvast Power Systems Co., Ltd., Microvast, Inc.
    Inventors: Guoyou DENG, Yong JIN, Xiaojie SHEN, Yu YAO, Xiaofeng YIN, Yang Wu
  • Publication number: 20230221599
    Abstract: A liquid crystal display panel includes: a first polarizer, a second polarizer, a liquid crystal layer including first liquid crystal molecules, a first optical compensation layer between the liquid crystal layer and any of the first polarizer and the second polarizer, a second optical compensation layer on a same side of the liquid crystal layer as the first optical compensation layer. In a non-powered state of the liquid crystal display panel, orthographic projections of optical axes of the first liquid crystal molecules on the first polarizer, which are perpendicular to an orthographic projection of an optical axis of the first optical compensation layer on the first polarizer, are parallel to any of transmission axes of the first polarizer and the second polarizer that are perpendicular to each other. An optical axis of the second optical compensation layer is perpendicular to a plane where the second optical compensation layer is located.
    Type: Application
    Filed: December 28, 2020
    Publication date: July 13, 2023
    Inventors: Bowen LI, Feifei WANG, Hongming ZHAN, Kaixuan WANG, Lintao JI, Xinli MA, Xiaofeng YIN
  • Publication number: 20230176667
    Abstract: An array substrate and a touch display device are provided. In the array substrate, a first control unit and a second control unit are arranged opposite to each other in a first direction. A plurality of touch sensor blocks includes a first group of electrode blocks and a second group of electrode blocks arranged in the first direction, and a plurality of touch signal lines includes a first group of touch signal lines and a second group of touch signal lines arranged in the first direction. The touch signal lines in the first group of touch signal lines are coupled to the touch sensor blocks in the first group of electrode blocks respectively; and the touch signal lines in the second group of touch signal lines are coupled to the touch sensor blocks in the second group of electrode blocks respectively.
    Type: Application
    Filed: November 30, 2020
    Publication date: June 8, 2023
    Inventors: Qiujie SU, Yanping LIAO, Yingmeng MIAO, Chongyang ZHAO, Bo HU, Xiaofeng YIN
  • Publication number: 20230152892
    Abstract: The present disclosure provides a haptic feedback base plate, a haptic feedback apparatus and a haptic feedback method. The haptic feedback base plate comprises: a substrate and a deformation unit disposed on one side of the substrate. The deformation unit comprises a first electrode, a piezoelectric material layer and a second electrode that are arranged in a stacked manner, the first electrode is arranged close to the substrate, the first electrode and the second electrode are configured to form an alternating electric field, and the piezoelectric material layer vibrates under the effect of the alternating electric field and drives the substrate to resonate, wherein a difference between a frequency of the alternating electric field and an inherent frequency of the substrate is less than or equal to a preset threshold.
    Type: Application
    Filed: February 26, 2021
    Publication date: May 18, 2023
    Inventors: Hui HUA, Yuju CHEN, Xiaofeng YIN
  • Publication number: 20230152893
    Abstract: The present disclosure provides a haptic reproduction system and a driving method, and relates to the technical field of haptic reproduction. The haptic reproduction system is able to realize haptic reproduction, and comprises: a touch display device, an upper computer and a waveform generator. The touch display device comprises a piezoelectric unit, a touch display panel and a touch driving unit. The piezoelectric unit is disposed on the touch display panel. The touch driving unit is electrically connected to the touch display panel and the upper computer, and is configured to acquire touch information and transmit the touch information to the upper computer. The upper computer is electrically connected to the waveform generator, and is configured to send a first waveform generation instruction to the waveform generator according to the touch information. The waveform generator is configured to generate a first waveform signal according to the first waveform generation instruction.
    Type: Application
    Filed: February 26, 2021
    Publication date: May 18, 2023
    Inventors: Yongchun TAO, Yuju CHEN, Hui HUA, Xiaotong LIU, Xiaofeng YIN
  • Publication number: 20230118806
    Abstract: An array substrate, including: a base substrate, and a plurality of first signal lines, a plurality of second signal lines, a plurality of touch-control signal lines, a first transparent conductive layer and a second transparent conductive layer, which are arranged on the base substrate. The first transparent conductive layer and the second transparent conductive layer are located on the side of the touch-control signal lines that is away from the base substrate. The touch-control signal lines are connected to at least one touch-control sensing block, which includes a plurality of touch-control electrodes connected to each other and spaced apart from each other; and the first transparent conductive layer or the second transparent conductive layer includes the plurality of touch-control electrodes. The plurality of first signal lines and the plurality of second signal lines intersect to form a plurality of sub-pixel regions, which include opening regions.
    Type: Application
    Filed: November 11, 2021
    Publication date: April 20, 2023
    Inventors: Qiujie SU, Xiaofeng YIN, Dongchuan CHEN, Yanping LIAO, Seungmin LEE, Xibin SHAO
  • Publication number: 20230085630
    Abstract: A winding type battery cell includes a roll core and at least one electrode sheet unit. The roll core includes a positive connection part, a negative connection part and an insulation part located between the positive connection part and the negative connection part. The positive connection part and the negative connection part are respectively connected with two ends of the insulation part. The electrode sheet unit includes a positive electrode sheet, a negative electrode sheet and a separator. The positive electrode sheet and the negative electrode sheet are separated by the separator. The positive electrode sheet is connected with the positive connection part, and the negative electrode sheet is connected with the negative connection part. The winding type battery cell is formed by winding the electrode sheet unit around the roll core. A winding battery with the winding type battery cell is also provided.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 23, 2023
    Applicant: Microvast Power Systems Co., Ltd.
    Inventors: Guoyou DENG, Xiaofeng YIN, Cunkui YIN, Xiaojie SHEN
  • Patent number: 11522121
    Abstract: A tactile reproduction device, a method for driving the same, and a tactile reproduction apparatus. Tactile reproduction device may simulate textures to implement tactile reproduction. tactile reproduction device includes a plurality of piezoelectric units, includes: first electrode, piezoelectric section, and second electrode which are laminated, wherein the second electrode includes: first comb electrode and second comb electrode; the first comb electrode includes: a plurality of first comb-teeth electrodes and a first comb-shank electrode connecting the plurality of first comb-teeth electrodes; the second comb electrode includes: a plurality of second comb-teeth electrodes and a second comb-shank electrode connecting the plurality of second comb-teeth electrodes; the plurality of first comb-teeth electrodes and the plurality of second comb-teeth electrodes are mutually intersected; the first electrode includes a plurality of electrode units which are not connected to each other.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: December 6, 2022
    Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Hui Hua, Yuju Chen, Xiaofeng Yin
  • Publication number: 20220373848
    Abstract: An array substrate and a touch display device. The array substrate includes a touch signal line, a common electrode and a first pixel electrode on a substrate. The first pixel electrode includes a first edge and a second edge arranged along the first direction and extending along the second direction, the touch signal line extends along the second direction, and the touch signal line is located between the first edge and the second edge. The via hole connection part of the touch signal line is electrically connected to the common electrode through the touch line via hole, and a size of the via hole connection part in the first direction is greater than a size of a portion of the touch signal line in the first direction, and the portion of the touch signal line is adjacent to the via hole connection part.
    Type: Application
    Filed: July 8, 2021
    Publication date: November 24, 2022
    Inventors: Yuqiong CHEN, Yong ZHANG, Jian WANG, Jian LIN, Xianglei QIN, Limin ZHANG, Zhichao YANG, Zepeng SUN, Yashuai AN, Liangzhen TANG, Lingfang NIE, Honggui JIN, Zhilong DUAN, Li TIAN, Xiaofeng YIN
  • Patent number: 11497096
    Abstract: A source driver includes at least one data input terminal, a plurality of data output terminals, at least two control terminals and a plurality of source driving circuits. Each source driving circuit is connected to a data input terminal of the at least one data input terminal, a data output terminal of the plurality of data output terminals and the at least two control terminals. The source driving circuit is configured such that: the source driving circuit converts a format of a data signal from the data input terminal; and in response to one of different control signals that is received by all the at least two control terminals, the source driving circuit has a corresponding different output impedance, and transmits the converted data signal to the data output terminal.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: November 8, 2022
    Assignees: HEFEI BOE DISPLAY TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Jianwei Sun, Liugang Zhou, Ke Dai, Yizhan Han, Yulong Xiong, Tao Li, Xiaofeng Yin, Maoyang Zhu, Pengjun Fang
  • Publication number: 20220326599
    Abstract: A mask is provided that includes a first graphic region and a second graphic region disposed along a first direction. The first graphic region comprises a first splicing exposure region. The second graphic region comprises a second splicing exposure region. The first splicing exposure region is used for, after being translated along a first vector, forming a first splicing auxiliary region, and the first splicing auxiliary region coincides with the second splicing exposure region.
    Type: Application
    Filed: April 9, 2021
    Publication date: October 13, 2022
    Inventors: Jiabin ZOU, Xiaofeng YIN, Chunguang TIAN, Na WEN