Patents by Inventor Lizhong Wang

Lizhong 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: 11232750
    Abstract: A display substrate, a display panel, and a manufacturing method and a driving method of a display substrate are provided. The display substrate includes a base substrate, a pixel circuit, and a photosensitive unit. The pixel circuit and the photosensitive unit are on the base substrate, the pixel circuit includes a first transistor, and an orthographic projection of the photosensitive unit on the base substrate at least partially overlaps with an orthographic projection of the first transistor on the base substrate.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lizhong Wang, Rui Huang, Yupeng Gao, Jiangnan Lu, Shuilang Dong
  • Patent number: 11217697
    Abstract: An active layer of the thin-film transistor includes a channel region, a source region and a drain region. The source region and the drain region are respectively arranged on both sides of the channel region, and the channel region includes a polycrystalline silicon structure doped with a fifth group element. A potential difference between the source-drain region and the channel region is increased by doping with the fifth group element.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: January 4, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lizhong Wang, Tianmin Zhou, Yu Wen
  • Publication number: 20210408095
    Abstract: The present disclosure provides an array substrate, an electronic device and a manufacturing method of the array substrate. The array substrate includes a base substrate, and a first transistor and a second transistor on the base substrate, a first electrode of the first transistor being connected to a second electrode of the second transistor; the array substrate further includes a photodiode including a first electrode, a second electrode, and a photosensitive layer between the first electrode and the second electrode, and the first electrode is electrically connected to a gate of the first transistor. In the arrangement, the first transistor and the second transistor are connected in series to form one control unit, and the uniformity and stability of the control unit are greatly improved.
    Type: Application
    Filed: September 23, 2020
    Publication date: December 30, 2021
    Inventors: Tianmin ZHOU, Rui HUANG, Wei YANG, Lizhong WANG, Zhaohui QIANG, Tao YANG, Li QIANG
  • Publication number: 20210371052
    Abstract: A towing anchor capable of extending wing plate and an installation method therefor are provided. The towing anchor includes a main anchor plate and two wing plates which can slide outwards relative to the main anchor plate and will not be detached from the main anchor plate. The main anchor plate is anchored with a mooring steel cable connected to a towing vessel. The main anchor plate is further provided with a limit cable-receiving groove, in which first, second and third fixed pulleys are respectively provided correspondingly to each of the two wing plates. One end of a tensioning steel cable is fixed to an inner edge of the wing plate, and the other end of the tensioning steel cable sequentially surrounds the third, second, and first fixed pulleys and then passes through an opening formed at middle position of the groove to be connected to the towing vessel.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 2, 2021
    Inventors: Zhen GUO, Lizhong WANG, Shengjie RUI, Yi HONG, Lingling LI, Yuzhe DOU
  • Publication number: 20210364401
    Abstract: An apparatus for testing tangential and normal resistance of an anchor chain and soil under an equivalent elastic boundary and a method therefor, and the apparatus includes a support frame, a transmission device, an air pressure loading system, a test box, a vertical displacement applying part, a tangential anchor chain unit, a normal anchor chain unit, etc.
    Type: Application
    Filed: September 10, 2019
    Publication date: November 25, 2021
    Inventors: Zhen GUO, Lizhong WANG, Shengjie RUI, Yi HONG, Lingling LI, Yujie LI
  • Patent number: 11164022
    Abstract: A method for fingerprint enrollment, a terminal, and a non-transitory computer readable storage medium are provided. The method includes the following. An enrolled fingerprint image is acquired. The enrolled fingerprint image is compared with a preset fingerprint template. Fingerprint ID of the preset fingerprint template is determined as fingerprint ID of the enrolled fingerprint image when the enrolled fingerprint image matches the preset fingerprint template. New fingerprint ID is generated as the fingerprint ID of the enrolled fingerprint image when the enrolled fingerprint image fails to match the preset fingerprint template.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: November 2, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Haitao Zhou, Lizhong Wang
  • Patent number: 11125667
    Abstract: An embeddable seepage module capable of being embedded into an interface ring shear apparatus is disclosed, wherein: the seepage module includes an annular cylinder, a seepage pressure regulation system, a top plate and a bottom plate; the interface ring shear apparatus includes an upper shear box and a lower shear box; the annular cylinder, the top plate, the bottom plate, the upper shear box and the lower shear box form an internal pressure cavity and an external pressure cavity; the internal pressure cavity is able to realize the precise double control of the soil seepage pressure and water flow through the seepage pressure regulation system; the external pressure cavity is able to collect fine soil particles under pressure seepage. In the case of soil seepage-shear coupling, the seepage module is assembled firstly for seepage, and after completing the seepage, the external pressure cavity is removed for ring shear tests.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: September 21, 2021
    Assignee: ZHEJIANG UNIVERSITY
    Inventors: Lizhong Wang, Zhen Guo, Shengjie Rui, Lingling Li, Yi Hong, Yujie Li, Wenjie Zhou
  • Publication number: 20210274251
    Abstract: A video-processing method includes: obtaining a video frame rate of received video data; determining whether the video frame rate is less than the refreshing frame rate of a screen; and if yes, modifying at least one of the video frame rate of the video data or the refreshing frequency, so that the video frame rate of the video data is greater than or equal to the refreshing frame rate after modification. According to the present application, the effect that the video frame rate of a video file is greater than or equal to the refreshing frequency of the screen can be guaranteed, thus images corresponding to the video file can be displayed when the screen is refreshed, thereby avoiding standstill phenomena of video playback.
    Type: Application
    Filed: May 20, 2021
    Publication date: September 2, 2021
    Inventor: Lizhong Wang
  • Publication number: 20210266721
    Abstract: A method for electromagnetic interference adjustment and related products are provided. A current first operating frequency of a MIPI of the display is obtained by the AP, and in response to detecting that a screen state is a screen-on state and the Bluetooth assembly is enabled, a current second operating frequency of the Bluetooth assembly is obtained by the AP. Electromagnetic interference in the electronic device is detected by the AP according to the first operating frequency and the second operating frequency. In response to the detected electromagnetic interference, a target operating frequency of the MIPI is determined, and the operating frequency of the MIPI is adjusted from the first operating frequency to the target operating frequency by the AP.
    Type: Application
    Filed: May 13, 2021
    Publication date: August 26, 2021
    Inventors: Kai TANG, Zhengpeng TAN, Yun CHEN, Lizhong WANG, Hai YANG
  • Publication number: 20210264940
    Abstract: A position detection method may include obtaining voice signals during a voice call by at least two voice collecting devices; obtaining position energy information of the voice signals; and identifying a position of the terminal device relative to a user during the voice call, from predefined positions based on the position energy information.
    Type: Application
    Filed: February 19, 2021
    Publication date: August 26, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Lei Yang, Weiqin Wang, Lufen Tan, Lizhong Wang
  • Publication number: 20210266077
    Abstract: A method for electromagnetic interference control and related devices are provided. The method includes the following. Electromagnetic interference between a Wi-Fi module and a MIPI of a display of the electronic device is detected in response to detecting a request for screen-projection to a target screen-projection device. In response to the detected electromagnetic interference, the display is turned off, and screen-projection to the target screen-projection device is performed, where the first prompt message indicates that the electronic device is turning off the display and performing screen-projection to the target screen-projection device.
    Type: Application
    Filed: May 12, 2021
    Publication date: August 26, 2021
    Inventors: Kai TANG, Zhengpeng TAN, Yun CHEN, Lizhong WANG, Hai YANG
  • Patent number: 11099898
    Abstract: A method for allocating memory resources and a terminal device are provided. The method is applied to the terminal device. The terminal device includes a rich execution environment (REE) and a fingerprint trust application (TA). The method includes the following. In response to a request for memory resources from the fingerprint TA, the REE obtains N values of memory resources requested at N time points within a preset period by the fingerprint TA, where each of the N values of memory resources is in one-to-one correspondence with one of the N time points and N represents an integer larger than 1. The REE determines a target value of memory resources according to the N values of memory resources, and allocates memory resources equal in value to the target value of memory resources for the fingerprint TA.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: August 24, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Ziqing Guo, Haitao Zhou, Lizhong Wang
  • Publication number: 20210258083
    Abstract: A method for electromagnetic interference control and related devices are provided. The method includes the following. In response to detecting that an electronic device is in a preset scene, electromagnetic interference between a radio frequency system and a display screen of the electronic device is detected, where the preset scene includes a game scene. In response to the detected electromagnetic interference, a real-time requirement of the preset scene is determined. An interference control strategy adapted to the real-time requirement of the preset scene is obtained. Electromagnetic interference of a mobile industry processor interface (MIPI) of the display screen to the radio frequency system is reduced or eliminated based on the interference control strategy.
    Type: Application
    Filed: May 6, 2021
    Publication date: August 19, 2021
    Inventors: Kai Tang, Zhengpeng Tan, Yun Chen, Lizhong Wang, Hai Yang
  • Publication number: 20210250104
    Abstract: A method for electromagnetic interference control, an electronic device, and a storage medium are provided. A target operating frequency of a modem is obtained, in condition of a display screen being in a screen-on state, in response to an electronic device being in a call state. A first mobile industry processor interface (MIPI) operating frequency of an MIPI of the display screen is obtained. A second MIPI operating frequency corresponding to the call state is determined in response to determining the target operating frequency being interfered based on the first MIPI operating frequency. An MIPI operating frequency of the display screen is adjusted to the second MIPI operating frequency.
    Type: Application
    Filed: April 28, 2021
    Publication date: August 12, 2021
    Inventors: Kai Tang, Zhengpeng Tan, Yun Chen, Lizhong Wang, Hai Yang
  • Publication number: 20210242946
    Abstract: A method for controlling display and related products are provided. During outputting sound through a speaker of an electronic device, if an operating frequency of the speaker for playing the obtained first audio data is within an interference range of a first MIPI operating frequency of the MIPI of the display screen, and a percentage of interfered audio in the first audio data is greater than a first threshold, the first MIPI operating frequency of the MIPI of the display screen is adjusted to a target frequency such that a percentage of audio to be interfered in the first audio data is less than a second threshold, where second threshold is less than the first threshold.
    Type: Application
    Filed: April 22, 2021
    Publication date: August 5, 2021
    Inventors: Kai TANG, Zhengpeng TAN, Yun CHEN, Lizhong WANG, Hai YANG
  • Publication number: 20210243885
    Abstract: A method for electromagnetic interference control, an electronic device, and a storage medium are provided. The method is for an electronic device. The electronic device includes a display screen and an under-screen fingerprint assembly arranged under a preset region of the display screen. The method includes the following. Detect electromagnetic interference between the under-screen fingerprint assembly and the display screen in response to detecting that the under-screen fingerprint assembly is activated, where the preset region of the display screen is in a lighted state. Frequency-hopping is performed for a mobile industry processor interface (MIPI) of the display screen in response to the detected electromagnetic interference.
    Type: Application
    Filed: April 22, 2021
    Publication date: August 5, 2021
    Inventors: Kai TANG, Zhengpeng TAN, Yun CHEN, Lizhong WANG, Hai YANG
  • Publication number: 20210233467
    Abstract: The present application discloses a semiconductor apparatus, a pixel circuit and a control method thereof. The semiconductor apparatus comprises: an active layer; a first insulating layer; a first gate and a second gate overlapping with a portion of the active layer with the first insulating layer interposed therebetween, respectively; a first electrode, a second electrode and a third electrode, the first electrode and the second electrode are electrically connected with a first portion and a second portion of the active layer, respectively, the third electrode is used to be electrically connected with a photosensitive device, wherein the third electrode is electrically connected with the first gate or the second gate; or the third electrode is electrically connected with a third portion of the active layer.
    Type: Application
    Filed: December 18, 2019
    Publication date: July 29, 2021
    Inventors: Qingzhao Liu, Guoqiang Wang, Rui Huang, Lizhong Wang, Shuilang Dong, Xinhong Lu
  • Publication number: 20210220731
    Abstract: Provided are a display control method and related products. The method includes: obtaining a target operating frequency of a modem in response to detecting that a target game initiates a game booster mode; obtaining a first MIPI operating frequency of a display MIPI bus; obtaining a target game frame rate of the target game in response to detecting the target operating frequency is interfered based on the first MIPI operating frequency; determining a target MIPI operating frequency range list corresponding to the target game frame rate; determining a second MIPI operating frequency having least interference on the target operating frequency of the modem from the plurality of MIPI operating frequencies in the target MIPI operating frequency range list; and adjusting a MIPI operating frequency of the display MIPI bus to the second MIPI operating frequency.
    Type: Application
    Filed: April 9, 2021
    Publication date: July 22, 2021
    Inventors: Kai Tang, Zhengpeng Tan, Yun Chen, Lizhong Wang, Hai Yang
  • Publication number: 20210225286
    Abstract: A display substrate, a display panel, and a manufacturing method and a driving method of a display substrate are provided. The display substrate includes a base substrate, a pixel circuit, and a photosensitive unit. The pixel circuit and the photosensitive unit are on the base substrate, the pixel circuit includes a first transistor, and an orthographic projection of the photosensitive unit on the base substrate at least partially overlaps with an orthographic projection of the first transistor on the base substrate.
    Type: Application
    Filed: January 29, 2019
    Publication date: July 22, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lizhong WANG, Rui HUANG, Yupeng GAO, Jiangnan LU, Shuilang DONG
  • Publication number: 20210210529
    Abstract: A thin film transistor, a method for manufacturing the same and a display device are disclosed. The thin film transistor includes source-drain electrodes and a passivation layer; an isolation layer is disposed between the source-drain electrodes and the passivation layer, and the isolation layer overlays the source-drain electrodes.
    Type: Application
    Filed: January 23, 2018
    Publication date: July 8, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tianmin ZHOU, Wei YANG, Lizhong WANG, Xiaming ZHU, Jipeng SONG