Patents by Inventor Xiaoxiang HE

Xiaoxiang HE 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: 20240355250
    Abstract: A display panel and a display apparatus are provided. The display panel has a display region. The display panel includes in the display region: a plurality of data lines, a plurality of test switches, a plurality of test signal lines and a plurality of test control lines. One of the plurality of test switches includes an input terminal electrically connected to one of the plurality of test signal lines, an output terminal electrically connected to one of the plurality of data lines, and a control terminal electrically connected to one of the plurality of test control lines.
    Type: Application
    Filed: June 28, 2024
    Publication date: October 24, 2024
    Inventors: Zhenyu JIA, Ying ZHAO, Xin LI, Kerui XI, Tianyi WU, Wenxin JIANG, Xiaoxiang HE, Yingteng ZHAI, Ping AN, Shouzheng WU, Xueling LI
  • Publication number: 20240322105
    Abstract: A display panel, a splicing screen, and a display apparatus. The display panel comprises an array base plate comprising a substrate as well as a plurality of transistors and a plurality of connection electrodes located on one side of the substrate; the plurality of transistors comprise a first transistor, and the plurality of connection electrodes comprise a first connection electrode; the array base plate has at least one first edge; the first transistor is adjacent to the first edge, and the first connection electrode is adjacent to the first edge, a distance between the first transistor and the first edge is greater than a distance between the first connection electrode and the first edge. The present invention can reduce the risk of failure of the transistors near the cutting edge due to laser cutting in the laser cutting process, and can improve the production yield of narrow-bezel or bezel-free products.
    Type: Application
    Filed: June 6, 2024
    Publication date: September 26, 2024
    Inventors: Xuhui PENG, Zhenyu JIA, Qinyi DUAN, Kerui XI, Tianyi WU, Xiaoxiang HE, Yingru HU, Yingteng ZHAI, Yukun HUANG, Aowen LI
  • Publication number: 20240282893
    Abstract: Provided are a display panel and a display device. The display panel includes a display region, a substrate, an array layer, a light-emitting element, and an inorganic encapsulation layer. The light-emitting element is located on the side of the array layer facing away from the substrate. The array layer includes a groove and a driver circuit. The driver circuit is at least partially located in the display region. The inorganic encapsulation layer is located on the side of the light-emitting element facing away from the substrate and at least partially covers the groove. In a first direction, the minimum distance from the groove to an edge of the display panel is less than the minimum distance from the driver circuit to the edge of the display panel. The first direction is a direction in which the display region points to the edge of the display panel.
    Type: Application
    Filed: April 30, 2024
    Publication date: August 22, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventors: Cao LIU, Xiaoxiang HE, Yingying CHEN
  • Publication number: 20240072071
    Abstract: Provided are a display panel, a detection device therefor, and a display device. In an embodiment, the display panel includes an array layer, along a thickness direction of the display panel, the array layer including first and second conductive layers, and at least an insulating layer being located between the first and second conductive layers; a light-emitting element located at a side of the array layer facing a light-exiting surface of the display panel; and a first through-hole. In an embodiment, the first and second conductive layers are connected to each other through the first through-hole, and at least one first through-hole is reused as an alignment connection hole; and/or, along the thickness direction of the display panel, orthographic projections of at least two first through-holes onto a plane of the light-exiting surface of the display panel have different shapes.
    Type: Application
    Filed: November 3, 2023
    Publication date: February 29, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co.,Ltd.
    Inventors: Zhenyu JIA, Chenglong YANG, Kerui XI, Tianyi WU, Xiaoxiang HE, Ping AN, Yingteng ZHAI, Liwei ZHANG, Yukun HUANG, Aowen LI
  • Publication number: 20240063232
    Abstract: A display panel and a display apparatus are provided. The display panel has a first display region and a binding region at least partially surrounding the first display region and includes pixel units arranged in the first display region and pads including first and second pads. The pixel units each include a sub-pixel. The binding region includes first and second binding regions. The first pad and the second pad are provided in the first binding region and the second binding region, respectively. A signal transmitted by the first pad is different from a signal transmitted by the second pad.
    Type: Application
    Filed: November 1, 2023
    Publication date: February 22, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventors: Zhenyu JIA, Yingteng ZHAI, Kerui XI, Tianyi WU, Xiaoxiang HE, Liwei ZHANG, Yingying WU, Yukun HUANG, Aowen LI, Ping AN, Feng QIN
  • Publication number: 20240047474
    Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a semiconductor pattern, a first gate, a second gate and a first metal part. The semiconductor pattern includes a first channel overlapping with the first gate, a second channel overlapping with the second gate, and a first connection part connecting the first channel with the second channel. The first metal part overlaps with the first connection part and is electrically connected to the first connection part. According to the embodiments of the present disclosure, it is beneficial to improving the uniformity of current distribution of a transistor.
    Type: Application
    Filed: October 17, 2023
    Publication date: February 8, 2024
    Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.
    Inventors: Zhenyu JIA, Rusheng LIU, Kerui XI, Tianyi WU, Xiaoxiang HE, Liwei ZHANG, Yukun HUANG, Aowen LI, Ping AN, Xuhui PENG
  • Patent number: 11891355
    Abstract: The present disclosure relates to a method for preparing taurine and a method for recovering a mother liquor thereof. The method for recovering the taurine mother liquor comprises: providing a taurine mother liquor, and mixing the taurine mother liquor and a treating agent to obtain a solid-containing suspension, wherein the treating agent is a water-soluble organic solvent or a mixture of the water-soluble organic solvent and water; filtering the suspension to obtain a first solid product and a first filtrate; and dissolving the first solid product with an ammonia source, and then filtering same to obtain a second solid product and a second filtrate.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: February 6, 2024
    Assignees: ZHEJIANG NHU COMPANY LTD., ZHEJIANG NHU PHARMACEUTICAL CO., LTD., SHANGYU NHU BIO-CHEM CO., LTD.
    Inventors: Xiaoxiang He, Junhua Peng, Xianghua Yao, Songhua Xu, Lihuan Cheng, Yinbing Wang, Yinjiang Song, Lei Wang
  • Publication number: 20230419885
    Abstract: A pixel circuit, a display panel and a display device. The pixel circuit includes drive transistor, storage capacitor, compensation circuit, and voltage controller. The drive transistor has a gate electrode connected to a first node and generates a drive current in a light-emitting phase of an operation cycle of the pixel circuit. The storage capacitor has a first plate connected to the first node and a second plate connected to a second node and stores a data voltage inputted to the gate electrode of the drive transistor. The compensation circuit has an output terminal connected to the second node and a first input terminal receiving a first power supply voltage and compensates a deviation of the first power supply voltage affecting the drive current. The voltage controller is connected to the second node and controls a fluctuation of a voltage of the second node prior to the light-emitting phase.
    Type: Application
    Filed: August 2, 2023
    Publication date: December 28, 2023
    Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
    Inventors: Yingteng ZHAI, Xiaoxiang HE
  • Publication number: 20230321944
    Abstract: A display panel, a display device and a method for manufacturing a display device are provided. The display panel includes: a display area and a non-display area, at least a part of the non-display area is located on a side of the display area in a first direction; and the non-display area includes at least one first metal portion and a first marker, and the first marker extends through the first metal portion. With the display panel, display device and method, whether an actual grinding line reaches the target grinding line can be determined in real time.
    Type: Application
    Filed: May 24, 2023
    Publication date: October 12, 2023
    Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.
    Inventors: Zhenyu JIA, Aowen LI, Kerui XI, Tianyi WU, Xiaoxiang HE, Yingteng ZHAI, Xiaoli LIU, Yukun HUANG, Shaorong YU, Feng QIN
  • Publication number: 20230317009
    Abstract: A display panel and a display device are provided. The display panel includes: a pixel circuit, a light-emitting element and an initialization signal line. The initialization signal includes an enabling level and a non-enabling level, and the enabling level of the initialization signal is configured to initialize a target node of the pixel circuit. The initialization signal line extends in a first direction, and includes a first initialization signal line and a second initialization signal line. The pixel circuit includes a first pixel circuit connected to the first initialization signal line and a second pixel circuit connected to the second initialization signal. A screen refresh cycle of the display panel includes a first stage, the first initialization signal line transmits the enabling level, and the second initialization signal line transmits the non-enabling level, in the first stage.
    Type: Application
    Filed: May 24, 2023
    Publication date: October 5, 2023
    Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.
    Inventors: Yingteng ZHAI, Xiaoxiang HE, Feng QIN
  • Publication number: 20230299095
    Abstract: A display panel and a display device are provided. The display panel includes a substrate, a driving layer located on a side of the substrate, light-emitting elements and a light-blocking layer; the driving layer includes thin-film transistors, a first functional layer and a second functional layer, the first functional layer includes a first opening, the second functional layer includes a second opening, the first opening overlaps with the second opening in a first direction, and a size of the first opening is different from a size of the second opening in a second direction. The light-emitting element and the driving layer are located on a same side of the substrate, and the light-emitting element is electrically connected to at least part of the thin-film transistors of the driving layer. The light-blocking layer at least partially overlaps with a sidewall of the first opening in the second direction.
    Type: Application
    Filed: May 18, 2023
    Publication date: September 21, 2023
    Applicant: TIANMA ADVANCED DISPLAY TECHNOLOGY INSTITUTE (XIAMEN) CO., LTD.
    Inventors: Rusheng LIU, Xiaoxiang HE
  • Publication number: 20230298300
    Abstract: An appearance analysis method includes an electronic device obtaining a first image associated with a first region of an object and a second image associated with a second region of the object, where the first image is collected by a first camera, where the second image is collected by a second camera, and wherein the first region is different from the second region. The electronic device provides an appearance evaluation of the object, where the appearance evaluation is determined based on the first image and the second image.
    Type: Application
    Filed: July 16, 2021
    Publication date: September 21, 2023
    Inventors: Xiaoxiang He, Hongwei Hu, Yuewan Lu, Wenmei Gao
  • Publication number: 20230225170
    Abstract: A display panel, a display apparatus, and a display device. The display panel includes a display panel, including: a first display region, including first pixel units; and a second display region, including second pixel units and compensation pixel units. A pixel density of the first display region is greater than a pixel density of the second display region; the compensation pixel units are arranged in a region between the second display region and the first display region; the compensation pixel units are configured to compensate for a color difference between the first display region and the second display region. The compensation pixel units include first compensation pixel units and second compensation pixel units; the first compensation pixel units are disposed on a side of the second display region, and the second compensation pixel units are disposed on another side of the second display region along a row direction.
    Type: Application
    Filed: December 29, 2022
    Publication date: July 13, 2023
    Inventors: Zhou Sun, Xiaoxiang He, Haiyu Zhang, Haijie Zhuo, Jiewen Huang, Qianbo Jiang, Jiazi Huang
  • Publication number: 20220371992
    Abstract: The present disclosure relates to a method for preparing taurine and a method for recovering a mother liquor thereof. The method for recovering the taurine mother liquor comprises: providing a taurine mother liquor, and mixing the taurine mother liquor and a treating agent to obtain a solid-containing suspension, wherein the treating agent is a water-soluble organic solvent or a mixture of the water-soluble organic solvent and water; filtering the suspension to obtain a first solid product and a first filtrate; and dissolving the first solid product with an ammonia source, and then filtering same to obtain a second solid product and a second filtrate.
    Type: Application
    Filed: November 17, 2020
    Publication date: November 24, 2022
    Inventors: Xiaoxiang HE, Junhua PENG, Xianghua YAO, Songhua XU, Lihuan CHENG, Yinbing WANG, Yinjiang SONG, Lei WANG
  • Publication number: 20220081394
    Abstract: A method for preparing sodium taurine as a taurine intermediate is provided in the present disclosure. The method comprises the following steps: providing sodium hydroxyethyl sulfonate and an ammonia source; and placing the sodium hydroxyethyl sulfonate and the ammonia source in an aminolysis reactor for an aminolysis reaction to obtain a mixture containing sodium taurine as a taurine intermediate, wherein the molar ratio of ammonia in the ammonia source to the sodium hydroxyethyl sulfonate is greater than or equal to 25:1. A method for preparing taurine is further provided.
    Type: Application
    Filed: May 27, 2020
    Publication date: March 17, 2022
    Inventors: Zhirong CHEN, Xianghua YAO, Junhua PENG, Yingxia PAN, Xiaoxiang HE, Songhua XU, Xiaodong WU, Xiang FANG
  • Publication number: 20210210589
    Abstract: A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes: a base substrate, a thin film transistor, a light-emitting element, a connection electrode and a conducting portion. The TFT is located on the base substrate; the light-emitting element is located on the TFT and includes a first electrode and a second electrode which are spaced apart from each other; the first electrode is electrically connected with the TFT; the connection electrode is located between the base substrate and the light-emitting element and insulated from the TFT; and the conducting portion is configured to connect the second electrode and the connection electrode in parallel.
    Type: Application
    Filed: December 8, 2017
    Publication date: July 8, 2021
    Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.
    Inventors: Qinghua Zou, Xiaoxiang He, Yu Wang, Gu Yao
  • Patent number: 10504436
    Abstract: The present disclosure relates to a pixel driving circuit, a pixel driving method and a display device. A voltage related to a threshold voltage of a driving unit is stored in a storage unit during a compensation stage of the pixel driving circuit utilizing a charging control unit so that an operating current of the driving unit is not affected by the threshold voltage during a light emitting holding stage of the pixel driving circuit. Thus, the influence of the threshold voltage of the driving unit on an operating current thereof is eliminated and an issue in which the display luminance of the light emitting element is not uniform due to inconsistency in the threshold voltage is solved, which improves display quality of the display device.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: December 10, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaoxiang He, Xiaojing Qi, Yin Deng
  • Patent number: 10403201
    Abstract: The present disclosure provides a pixel driving circuit, a pixel driving method, a, display panel and a display device. The pixel driving circuit includes a driving transistor, a storage capacitor, a switching control module, a writing control module and a light-emission control module. A gate electrode of the driving transistor is electrically connected to a first electrode of the driving transistor at a threshold compensation stage and a writing stage under the control of the switching control module, so as to write a threshold voltage of the driving transistor into the storage capacitor. A data voltage is written into a second electrode of the driving transistor at the writing stage under the control of the writing control module.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: September 3, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaoxiang He, Bo Wu, Xiaojing Qi
  • Patent number: 10325974
    Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, and a display device. The display substrate includes a shielding pattern created from a layer identical to a pixel electrode and configured to prevent a display function of a display function layer from being adversely affected by a signal from a signal line.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: June 18, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Like Hu, Xiaoxiang He
  • Patent number: 10262180
    Abstract: A fingerprint identification circuit includes a plurality of fingerprint identification units arranged in an array form. Each fingerprint identification unit includes: an input module configured to apply a detection signal to a sensing module; the sensing module configured to sense a fingerprint and transmit a sensing signal to a source follower; the source follower configured to amplify the sensing signal and output it to an output module; an output control module configured to apply an operating voltage for the source follower to the source follower; the output module configured to output the amplified sensing signal; a resetting module configured to reset an output end of the source follower and an input end of the output module to be at a first level; and an acquisition module configured to enable the input end and an operating voltage input end of the source follower to be electrically connected to each other.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: April 16, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xiaoxiang He