Patents by Inventor Zhihua Zhang

Zhihua Zhang 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: 20240168588
    Abstract: The present invention relates to a touch display device, a drive control circuit for the touch display device, and a method for operating the touch display device. The touch display device includes a drive control circuit, the drive control circuit is configured to: in a display phase, provide a common voltage signal to a common electrode in a pixel circuit of the touch display device; in a touch phase, provide a touch drive signal to the common electrode, wherein a ratio of an average value of a high level and a low level of the touch drive signal to a value of the common voltage signal ranges from 0.8 to 1.2.
    Type: Application
    Filed: June 25, 2021
    Publication date: May 23, 2024
    Inventors: Yinlong ZHANG, Zhihua SUN, Pengfei HU, Senwang LI, Yanping LIAO, Xibin SHAO, Xiaofeng YIN, Jiantao LIU, Kaiming SHI, Jinling ZHANG
  • Patent number: 11990074
    Abstract: A display driving method and a display device. The display driving method includes: scanning a plurality of subpixels arranged in an N×M array one row by one row or multiple rows by multiple rows to turn on each row of scanned subpixels, so that two adjacent rows of sub-pixels are simultaneously in an on-state for a duration greater than or equal to twice a unit scanning time, the unit scanning time is a time required to scan one row of sub-pixels, wherein N and M are both integers greater than 1; applying data signals to at least two rows of sub-pixels that are simultaneously in the on-state, such that at least a portion of rows of sub-pixels are applied with data signals for a duration greater than the unit scanning time.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: May 21, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yinlong Zhang, Zhihua Sun, Yanping Liao, Jiantao Liu, Jianbo Xian, Yue Yang, Xibin Shao
  • Patent number: 11981985
    Abstract: The disclosure discloses a method for manufacturing special purpose vehicle wheels by using 7000 series aluminum alloys, comprising the following steps: step 1, smelting 7000 series aluminum alloys in a smelting furnace; step 2, making the solution obtained in step 1 into an aluminum alloy ingot blank through a spraying and forming process; step 3, extruding the aluminum alloy ingot blank of step 2 to obtain an extrusion bar; step 4, sawing the extrusion bar into blanks and heating them; step 5, rolling the blank into a cake; step 6, putting the cake into a press for forging and forming; step 7, spinning and forming the wheel rim. The wheel manufactured by the method for manufacturing special vehicle wheels with 7000 series aluminum alloys in the present disclosure has high and stable conductivity, qualified impact test and good bending and radial fatigue performance.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: May 14, 2024
    Assignee: CITIC Dicastal Co., Ltd.
    Inventors: Tieqiang Chen, Zuo Xu, Zhihua Zhu, Qingzhu Zhang, Lixin Huang, Meng Li
  • Patent number: 11985673
    Abstract: A method for wireless communication includes that: a terminal device detects M downlink control channels using N groups of search spaces or N groups of control resource sets (CORESETs), N being an integer greater than or equal to 2, and M being an integer greater than or equal to 2, and different groups of search spaces or different groups of CORESETs are used for detecting different downlink control channels. Further, a terminal device is also provided.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: May 14, 2024
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Zhihua Shi, Wenhong Chen, Yun Fang, Zhi Zhang
  • Patent number: 11984956
    Abstract: Disclosed is a method for calculating a channel quality indicator (CQI), a terminal device, and a network device. The method comprises: the terminal device determines, from N ports, K ports used for calculating a CQI; the terminal device calculates the CQI based on the K ports; and the terminal device reports the CQI and a rank to the network device, the rank being equal to K.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: May 14, 2024
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Zhihua Shi, Wenhong Chen, Zhi Zhang
  • Publication number: 20240148388
    Abstract: A ligation clip(10) includes a hinge portion(300) having a flexible insert assembly(400) embedded in a body portion of the hinge portion(300). The flexible insert assembly(400) includes inserts(402, 404, 406) that are formed of a material that is more flexible than a material forming the body portion of the hinge portion(300). In this manner, plastic deformation in the hinge portion(300) of the ligation clip(10) is reduced or eliminated.
    Type: Application
    Filed: March 16, 2021
    Publication date: May 9, 2024
    Inventor: Zhihua Zhang
  • Patent number: 11972717
    Abstract: Embodiments of the present disclosure provide a method of driving display, and a display device. The method of driving display includes: scanning, progressively or rows by rows, a plurality of sub-pixels arranged in an N×M array, to turn on each row of sub-pixels scanned, so that a duration in which two adjacent rows of sub-pixels are simultaneously in an ON state is greater than or equal to two times a unit scanning time, wherein the unit scanning time is a time required for scanning a row of sub-pixels, N is an integer greater than 1, and M is an integer greater than 1; and applying data signals to at least two rows of sub-pixels simultaneously in the ON state, so that a duration of applying the data signals to each row of sub-pixels is greater than the unit scanning time.
    Type: Grant
    Filed: March 13, 2023
    Date of Patent: April 30, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhihua Sun, Yinlong Zhang, Qiujie Su, Feng Qu, Jing Liu, Yanping Liao, Xibin Shao
  • Patent number: 11961479
    Abstract: A display device and a method for driving the display device are described, where the display device includes a plurality of pixel island groups, a plurality of lenses, a positioning module, and a gate driving chip. The plurality of pixel island groups are arranged in array, wherein each of the pixel island groups includes a plurality of pixel islands, and different pixel islands are able to be scanned in different scanning modes. The positioning module is configured to determine a gaze area and a non-gaze area according to gazed coordinates of human eye. The gate driving chip is configured to provide gate driving signals in a first driving manner to sub-pixel units in the gaze area, and provide gate driving signals simultaneously in a second driving manner to sub-pixel units in the non-gaze area during a scanning stage of the sub-pixel units in the non-gaze area.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: April 16, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiankuo Shi, Wei Sun, Yifan Hou, Zhihua Ji, Xiaomang Zhang, Rui Liu, Jigang Sun, Yuxin Bi, Xue Dong
  • Patent number: 11952689
    Abstract: Processes of making a non-woven glass fiber mat are described. The process may include forming an aqueous dispersion of fibers. The process may also include passing the dispersion through a mat forming screen to form a wet mat. The process may further include applying a carbohydrate binder composition to the wet mat to form a binder-containing wet mat. The binder compositions may include a carbohydrate, a nitrogen-containing compound, and a thickening agent. The binder compositions may have a Brookfield viscosity of 7 to 50 centipoise at 20° C. The thickening agents may include modified celluloses such as hydroxyethyl cellulose (HEC) and carboxymethyl cellulose (CMC), and polysaccharides such as xanthan gum, guar gum, and starches. The process may include curing the binder-containing wet mat to form the non-woven glass fiber mat.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: April 9, 2024
    Assignee: Johns Manville
    Inventors: Zhihua Guo, Uranchimeg Lester, Jawed Asrar, Kiarash Alavi, Mingfu Zhang
  • Patent number: 11955491
    Abstract: An array substrate and a manufacturing method thereof, a motherboard and a display device are disclosed. The array substrate has a display region and a non-display region, and includes a base substrate, and a plurality of signal lines and at least one transfer electrode that are on the base substrate. The plurality of signal lines extend from the display region to the non-display region along a first direction, at least one of the plurality of signal lines includes a first trace in the display region and a second trace in the non-display region, the second trace includes at least two sub-traces disconnected from each other, a sub-trace, close to the display region, of the at least two sub-traces of the second trace is directly connected with the first trace, and every two adjacent sub-traces of the second trace are electrically connected with each other.
    Type: Grant
    Filed: September 29, 2019
    Date of Patent: April 9, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingmeng Miao, Yinshu Zhang, Zhihua Sun
  • Patent number: 11950247
    Abstract: A method for wireless communication includes that: a terminal device detects M downlink control channels using N groups of search spaces or N groups of control resource sets (CORESETs), N being an integer greater than or equal to 2, and M being an integer greater than or equal to 2, and different groups of search spaces or different groups of CORESETs are used for detecting different downlink control channels. Further, a terminal device is also provided.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 2, 2024
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Zhihua Shi, Wenhong Chen, Yun Fang, Zhi Zhang
  • Patent number: 11946062
    Abstract: A gene PpHSP21 with black spot disease resistance is isolated from Pyrus pyrifolia. A nucleotide sequence of the gene PpHSP21 is shown in SEQ ID NO. 1. An amino acid sequence of an encoded protein of the PpHSP21 gene is shown in SEQ ID NO. 2. By constructing the plant overexpression vector and silencing vector of the gene PpHSP21, the gene PpHSP21 is introduced into the plant by the Agrobacterium-mediated genetic transformation method, so that the gene PpHSP21 is able to be overexpressed in the plants, thereby significantly improving black spot disease resistance in plants. The discovery and identification of the gene PpHSP21 provide new genetic resources for stress resistance molecular design and breeding in plants, and to provide new genetic resources for the implementation of green agriculture. The development and utilization of the genetic resources is conducive to reducing agricultural production costs and achieving environmental friendliness.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: April 2, 2024
    Assignee: NANJING AGRICULTURAL UNIVERSITY
    Inventors: Shaoling Zhang, Xiaosan Huang, Caihua Xing, Qinghai Qiao, Zhihua Xie, Likun Lin, Kaijie Qi, Huizhen Dong
  • Patent number: 11940435
    Abstract: The present invention relates to the technical field of identification on adulterated meat, and in particular, to a method for identifying raw meat and high-quality fake meat based on a gradual linear array change of a component. The present invention spatially characterizes changing rules of featured components in the meat with the utilization of sensitivities of the visible/near-infrared spectral signals to changes of the components in the meat and the advantage that spectral scanning can acquire optical signals of the samples spatially and consecutively, further constructs the identification model according to differences in components and spectra of a region of interest in the hyperspectral image by taking a derivative for characterizing rates of change of the featured components.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: March 26, 2024
    Assignee: Jiangsu University
    Inventors: Jiyong Shi, Xiaobo Zou, Yueying Wang, Xiaowei Huang, Zhihua Li, Xinai Zhang, Di Zhang
  • Patent number: 11941318
    Abstract: The present application provides an audio and video playing system, a playing method and a playing device. The system comprises: a display device; a directional sound output module configured to output a directional sound signal; a tracking element configured to monitor a target visual area and to monitor the target display area on the display screen; and a processor, connected with the directional sound output module and the tracking element respectively, and configured to acquire a first audio and video data to be output in the target display area, display image information of the first audio and video data in the target display area, and output sound information of the first audio and video data to the directional sound output module such that the directional sound output module output a directional sound signal towards the target visual area.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: March 26, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiaomang Zhang, Xiangjun Peng, Tiankuo Shi, Chenxi Zhao, Shuo Zhang, Yifan Hou, Yan Sun, Li Tian, Jing Liu, Wei Sun, Zhihua Ji, Yanhui Xi
  • Publication number: 20240092438
    Abstract: A tunnel operation robot includes a robot body, a walking module, a fixed wing module and a plurality of rotatable wing modules. Both sides of the robot body are provided with cantilever parts, which are collinearly arranged. The walking module is arranged on the robot body. The fixed wing module includes a fixed fan, is fixedly arranged on the robot body, and is configured to provide a pressure for the walking module to be attached to and pressed against the tunnel wall surface. The plurality of rotatable wing modules are respectively arranged on the cantilever parts on both sides of the robot body, and include a rotatable rotating fan and a wind direction adjustment driver. Each rotating fan has a rotation axis parallel to the cantilever parts and an air outlet direction perpendicular to the cantilever parts, and the wind direction adjustment driver is connected to the rotating fan.
    Type: Application
    Filed: September 18, 2023
    Publication date: March 21, 2024
    Applicants: China Railway Design Corporation (CRDC), TSDI(Tianjin)Testing Technology Co., Ltd
    Inventors: Hu CAO, Pan HUANG, Bo LI, Ji ZHANG, ChunShan REN, ShiQi LIU, Yin WANG, ZhiHua LI, MingFeng HE
  • Patent number: 11937110
    Abstract: A signal reporting method, a terminal device and a network device for performing signal selection according to the report amount other than layer 1 reference signal receiving power (L1-RSRP), which can improve the quality of the selected signal, so as to improve system performance. The method comprises: the terminal device determines a target report amount in at least one report amount, wherein the at least one report amount is configured by means of measurement configuration information, and the at least one report amount comprises report amounts other than L1-RSRP; the terminal device determines the reported signal according to the measurement result of the target report amount for N signals.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: March 19, 2024
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Zhihua Shi, Wenhong Chen, Zhi Zhang
  • Patent number: 11933835
    Abstract: The present invention relates to the technical field of fault location of distributed energy resources connected flexible DC distribution network, and disclosed a fault location method, system and application of bipolar short-circuit of two-level VSC-type photovoltaic-connected flexible DC distribution network, wherein, directions of positive currents of DC feeders during fault are used to locate a fault section; a bipolar short-circuit distance measurement model covering interactions and responses of systems is established according to equivalent circuits of transient periods; and fault location is done by obtaining a distance to fault with electric parameters and information of the fault.
    Type: Grant
    Filed: June 8, 2023
    Date of Patent: March 19, 2024
    Assignee: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
    Inventors: Zhihua Zhang, Mingming Sun, Yongtao Tian, Hao Wang, Kun Wang, Chengmin Liu
  • Patent number: 11937349
    Abstract: Disclosed is a drive circuit for a digital dimming LED light, relating to the LED light drive circuits, which includes a power module and a dimming module corresponding to the LED lights, wherein the dimming module comprises a demodulation unit, a boosting constant voltage unit and a constant current chopper unit, and the power module is used to convert a utility power into DC power and output it to the demodulation unit, and to receive an external dimming signal and modulate and convert it into a digital signal. The demodulation unit is connected to the power module for receiving and demodulating the digital signal, the constant current chopper unit is connected to the demodulation unit, and both the boosting constant voltage unit and the constant current chopper unit are connected with the LED lights, so that the brightness of the LED lights is consistent.
    Type: Grant
    Filed: October 27, 2022
    Date of Patent: March 19, 2024
    Assignee: Shenzhen Hontech-Wins Electronics Co., LTD.
    Inventors: Zhihua Zhang, Wencai Wei, Zhenting Fan
  • Publication number: 20240071280
    Abstract: A display method comprises: acquiring multiple frames of images to be displayed, one frame of two adjacent frames of the images to be displayed being an image in an odd-numbered row, the other frame being an image in an even-numbered row, the resolution of the image in the odd-numbered row being M*(a*N), the resolution of the image in the even-numbered row being M*(a*N) or (M?1)*(a*N), and a being 1 or 2; and causing an odd-numbered display group to display the image in the odd-numbered row, and causing an even-numbered display group to display the image in the even-numbered row, the odd-numbered display group comprising M*(a*N) odd-numbered display units, the even-numbered display group comprising (M?1)*(a*N) even-numbered display units, the odd-numbered display unit in the i-th row comprising a first sub-pixel, a second sub-pixel, and a third sub-pixel in a pixel unit in the i-th row.
    Type: Application
    Filed: July 8, 2022
    Publication date: February 29, 2024
    Inventors: Tiankuo SHI, Xin DUAN, Minglei CHU, Wei SUN, Xiaomang ZHANG, Shuo ZHANG, Zhihua JI, Yan SUN, Xue DONG
  • Patent number: 11917167
    Abstract: The present disclosure provides an image compression method, including steps of: acquiring a human-eye fixation point on an original image, and determining a fixation region and a non-fixation region of the original image according to the human-eye fixation point; and compressing the non-fixation region, and generating a compressed image according to the fixation region and the compressed non-fixation region. The present disclosure also provides an image display method, an image compression apparatus, an image display apparatus, and a computer readable medium.
    Type: Grant
    Filed: May 8, 2021
    Date of Patent: February 27, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhihua Ji, Tiankuo Shi, Xiaomang Zhang, Chingwen Kung, Rui Liu, Yifan Hou, Minglei Chu, Yanhui Xi, Yan Sun, Chenxi Zhao, Xiangjun Peng, Shuo Zhang