Patents by Inventor Jingpeng ZHAO

Jingpeng ZHAO 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: 11948494
    Abstract: Disclosed in embodiments of the present disclosure are a driver chip and a display device. The driver chip includes two opposite long edges, and two opposite short edges connected to the long edges; the driver chip includes multiple output pins and multiple input pins; the output pins are close to one of the long edges; the input pins include first input pins, second input pins, and third input pins; the first input pins are close to the long edge opposite to the output pins; the second input pins are close to the short edges; the third input pins are close to the long edge and located on both sides of the output pins.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: April 2, 2024
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yajie Bai, Zhuo Xu, Jingpeng Zhao, Wentao Zhu
  • Publication number: 20240079565
    Abstract: A modified positive electrode material includes an inner core and a cladding layer. The inner core is a positive electrode material, and the cladding layer includes a polymer electrolyte body and a ferroelectric ceramic material dispersed in the polymer electrolyte body.
    Type: Application
    Filed: October 27, 2023
    Publication date: March 7, 2024
    Inventors: Jing WANG, Qiang CHEN, Qi WU, Dong ZHAO, Jingpeng FAN, Na LIU
  • Patent number: 11733806
    Abstract: Provided are a driving method, a gate drive unit and a display touch device. The driving method is applied to the gate drive unit in the display touch device. The gate drive unit includes at least one pull-down circuit. The pull-down circuit is coupled with a pull-up node and a pull-down voltage terminal, and is configured to control connection or disconnection between the pull-up node and the pull-down voltage terminal; one frame of image display time includes a display phase and a touch phase that are alternately set, and at least one of the touch phase is set between two adjacent display phases. The driving method includes: during the touch phase, controlling, by the at least one pull-down circuit, the disconnection between the pull-up node and the pull-down voltage terminal. The problem of a screen flashing phenomenon of existing display touch devices during the touch phase is solved.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: August 22, 2023
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shuang Hu, Jingpeng Zhao, Yajie Bai, Taoliang Tang, Wentao Zhu, Hongxin Pan, Xing Dong, Rui Liu
  • Publication number: 20230032344
    Abstract: Touch display device and power supply control method are provided. The touch display device includes power supply module including: power supply control circuit; power management chip provides touch operation processing circuit, touch display control driver circuit and touch integrated circuit with operating voltage; the touch operation processing circuit provides first control signal to control signal output terminal when the touch display device is in sleep-state, to enable the power supply control circuit to supply power to the power management chip via second power supply terminal under control of the first control signal; and provides second control signal to the control signal output terminal when the touch display device is in the sleep-state and the touch display panel is touched, to enable the power supply control circuit to supply power to the power management chip via first power supply terminal under control of the second control signal.
    Type: Application
    Filed: September 14, 2021
    Publication date: February 2, 2023
    Inventors: Zhaohui MENG, Wei SUN, Lin CONG, Cuilan HUANG, Jingpeng ZHAO
  • Publication number: 20220335877
    Abstract: Disclosed in embodiments of the present disclosure are a driver chip and a display device. The driver chip includes two opposite long edges, and two opposite short edges connected to the long edges; the driver chip includes multiple output pins and multiple input pins; the output pins are close to one of the long edges; the input pins include first input pins, second input pins, and third input pins; the first input pins are close to the long edge opposite to the output pins; the second input pins are close to the short edges; the third input pins are close to the long edge and located on both sides of the output pins.
    Type: Application
    Filed: May 17, 2021
    Publication date: October 20, 2022
    Inventors: Yajie BAI, Zhuo XU, Jingpeng ZHAO, Wentao ZHU
  • Publication number: 20220253192
    Abstract: Provided are a driving method, a gate drive unit and a display touch device. The driving method is applied to the gate drive unit in the display touch device. The gate drive unit includes at least one pull-down circuit. The pull-down circuit is coupled with a pull-up node and a pull-down voltage terminal, and is configured to control connection or disconnection between the pull-up node and the pull-down voltage terminal; one frame of image display time includes a display phase and a touch phase that are alternately set, and at least one of the touch phase is set between two adjacent display phases. The driving method includes: during the touch phase, controlling, by the at least one pull-down circuit, the disconnection between the pull-up node and the pull-down voltage terminal. The problem of a screen flashing phenomenon of existing display touch devices during the touch phase is solved.
    Type: Application
    Filed: November 26, 2020
    Publication date: August 11, 2022
    Inventors: Shuang HU, Jingpeng ZHAO, Yajie BAI, Taoliang TANG, Wentao ZHU, Hongxin PAN, Xing DONG, Rui LIU
  • Patent number: 11335236
    Abstract: The present disclosure provides an image processing method and a display device including rows of actual pixels each including actual sub-pixels, and starting positions of actual sub-pixels in odd-numbered and even-numbered rows are staggered by a distance of half of an actual sub-pixel. The method includes: determining rows of theoretical pixels corresponding to a to-be-displayed image, each theoretical pixel including theoretical sub-pixels, each actual pixel corresponding to at least two theoretical pixels; calculating grayscale data of each actual sub-pixel in a manner of: for a target actual pixel, determining a rendering mode for calculating grayscale data of each actual sub-pixel of the target actual pixel according to whether there is a specified detail feature in a pixel area where target theoretical pixels corresponding to the target actual pixel are located, different rendering modes are employed when there is or there is not a specified detail feature in the pixel area.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: May 17, 2022
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhiheng Zhou, Tiankuo Shi, Yue Li, Xiaomang Zhang, Jingpeng Zhao, Yifan Hou, Zhihua Ji, Yilang Sun, Yifang Chu, Chuanjun Liu, Xin Duan, Lingyun Shi
  • Patent number: 11322063
    Abstract: A scan driving circuit and a driving method thereof, and a display device are disclosed. The scan driving circuit includes: a control circuit, a scanning circuit group and a first processing circuit group. The control circuit is configured to generate and output a keyword signal to the first processing circuit group, to control a scan order of respective scanning circuits in the scanning circuit group; the first processing circuit group is configured to generate a scan enable signal according to the keyword signal, and output the scan enable signal to a scanning circuit corresponding to the keyword signal in the scanning circuit group.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: May 3, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shuai Chen, Zhi Zhang, Xiuzhu Tang, Heecheol Kim, Xing Dong, Zhenguo Tian, Shuang Hu, Taoliang Tang, Jingpeng Zhao
  • Patent number: 11322082
    Abstract: A pixel driving circuit includes a first switching element, a second switching element, a first compensation element, a second compensation element, a driving transistor, a capacitor, and a third switching element.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: May 3, 2022
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shuang Hu, Tae Yup Min, Zhi Zhang, Shuai Chen, Qian Qian, Xiuzhu Tang, Zhenguo Tian, Jingpeng Zhao, Xing Dong, Taoliang Tang, Lijun Xiong
  • Patent number: 11302276
    Abstract: A gate drive circuit, a touch display device and a driving method are provided. The gate drive circuit includes a plurality of cascaded shift register units and a voltage stabilization circuit. Each of the plurality of cascaded shift register units includes a touch scanning control terminal; and the voltage stabilization circuit is connected to a first shift register unit and at least one second shift register unit after the first shift register unit, of the plurality of cascaded shift register units, and configured to compensate a level of a first node of the group of second shift register units in response to the touch scanning control signal.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: April 12, 2022
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xuebo Liang, Zhi Zhang, Xiuzhu Tang, Jingpeng Zhao, Shuai Chen, Xing Dong, Qian Qian, Taoliang Tang, Lijun Xiong, Zhenguo Tian, Shuang Hu, Jian Yang
  • Patent number: 11244593
    Abstract: The present application discloses a shift-register circuit configured as one of a plurality of shift-register units cascaded in series. The shift-register circuit includes a pull-up sub-circuit coupled to a pull-up node, a first clock port, and an output port. The pull-up sub-circuit is configured to pass a first clock signal from the first clock port to the output port when the pull-up node is set to a turn-on voltage. Additionally, the shift-register circuit includes a chamfering sub-circuit coupled to the pull-up node, the first clock port, a chamfering clock port, and the output port. The chamfering sub-circuit is configured to pass a chamfering clock signal from the chamfering clock port to the output port. The chamfering clock signal is at the turn-on voltage simultaneously with the first clock signal and becomes a turn-off voltage slightly earlier in time than the first clock signal.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: February 8, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., Chongqing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xuebo Liang, Xiuzhu Tang, Qian Qian, Shuai Chen, Jingpeng Zhao, Taoliang Tang, Xing Dong, Lijun Xiong, Zhenguo Tian, Shuang Hu
  • Patent number: 11221699
    Abstract: A shift register, a driving method thereof and a device are provided. A shift register sub-circuit outputs a gate scanning signal, to dive gate lines. The shift register sub-circuit outputs a touch scanning signal to a touch control circuit, so that the touch control circuit conducts a touch electrode with a touch detection signal terminal in response to the touch scanning signal, and thus, touch driving may be performed. Therefore, the shift register provided by the embodiment of the disclosure is not only capable of realizing scanning driving, but also capable of realizing the touch driving of touch electrodes. In addition, the number of arranged touch detection lines may be reduced, and furthermore, the area of a Fan-out region and the area of a non-display region are reduced.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: January 11, 2022
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yajie Bai, Zhuo Xu, Jingpeng Zhao, Wu Wang, Xiaoyuan Wang, Ruilin Bi
  • Publication number: 20210358404
    Abstract: A pixel driving circuit and a pixel driving method and a display device are provided. The pixel driving circuit includes a first switching element, a second switching element, a first compensation element, a second compensation element, a driving transistor, a capacitor, and a third switching element.
    Type: Application
    Filed: September 11, 2018
    Publication date: November 18, 2021
    Inventors: Shuang HU, Tae Yup MIN, Zhi ZHANG, Shuai CHEN, Qian QIAN, Xiuzhu TANG, Zhenguo TIAN, Jingpeng ZHAO, Xing DONG, Taoliang TANG, Lijun XIONG
  • Publication number: 20210335301
    Abstract: A gate drive circuit, a touch display device and a driving method are provided. The gate drive circuit includes a plurality of cascaded shift register units and a voltage stabilization circuit. Each of the plurality of cascaded shift register units includes a touch scanning control terminal; and the voltage stabilization circuit is connected to a first shift register unit and at least one second shift register unit after the first shift register unit, of the plurality of cascaded shift register units, and configured to compensate a level of a first node of the group of second shift register units in response to the touch scanning control signal.
    Type: Application
    Filed: October 18, 2018
    Publication date: October 28, 2021
    Inventors: Xuebo LIANG, Zhi ZHANG, Xiuzhu TANG, Jingpeng ZHAO, Shuai CHEN, Xing DONG, Qian QIAN, Taoliang TANG, Lijun XIONG, Zhenguo TIAN, Shuang HU, Jian YANG
  • Publication number: 20210223895
    Abstract: A shift register, a driving method thereof and a device are provided. A shift register sub-circuit outputs a gate scanning signal, to dive gate lines. The shift register sub-circuit outputs a touch scanning signal to a touch control circuit, so that the touch control circuit conducts a touch electrode with a touch detection signal terminal in response to the touch scanning signal, and thus, touch driving may be performed. Therefore, the shift register provided by the embodiment of the disclosure is not only capable of realizing scanning driving, but also capable of realizing the touch driving of touch electrodes. In addition, the number of arranged touch detection lines may be reduced, and furthermore, the area of a Fan-out region and the area of a non-display region are reduced.
    Type: Application
    Filed: January 16, 2019
    Publication date: July 22, 2021
    Inventors: Yajie BAI, Zhuo XU, Jingpeng ZHAO, Wu WANG, Xiaoyuan WANG, Ruilin BI
  • Publication number: 20210225226
    Abstract: A scan driving circuit and a driving method thereof, and a display device are disclosed. The scan driving circuit includes: a control circuit, a scanning circuit group and a first processing circuit group. The control circuit is configured to generate and output a keyword signal to the first processing circuit group, to control a scan order of respective scanning circuits in the scanning circuit group; the first processing circuit group is configured to generate a scan enable signal according to the keyword signal, and output the scan enable signal to a scanning circuit corresponding to the keyword signal in the scanning circuit group.
    Type: Application
    Filed: January 24, 2018
    Publication date: July 22, 2021
    Inventors: Shuai CHEN, Zhi ZHANG, Xiuzhu TANG, Heecheol KIM, Xing DONG, Zhenguo TIAN, Shuang HU, Taoliang TANG, Jingpeng ZHAO
  • Publication number: 20210209994
    Abstract: The present application discloses a shift-register circuit configured as one of a plurality of shift-register units cascaded in series. The shift-register circuit includes a pull-up sub-circuit coupled to a pull-up node, a first clock port, and an output port. The pull-up sub-circuit is configured to pass a first clock signal from the first clock port to the output port when the pull-up node is set to a turn-on voltage. Additionally, the shift-register circuit includes a chamfering sub-circuit coupled to the pull-up node, the first clock port, a chamfering clock port, and the output port. The chamfering sub-circuit is configured to pass a chamfering clock signal from the chamfering clock port to the output port. The chamfering clock signal is at the turn-on voltage simultaneously with the first clock signal and becomes a turn-off voltage slightly earlier in time than the first clock signal.
    Type: Application
    Filed: December 12, 2017
    Publication date: July 8, 2021
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., Chongqing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xuebo Liang, Xiuzhu Tang, Qian Qian, Shuai Chen, Jingpeng Zhao, Taoliang Tang, Xing Dong, Lijun Xiong, Zhenguo Tian, Shuang Hu
  • Publication number: 20210193018
    Abstract: The present disclosure provides an image processing method and a display device including rows of actual pixels each including actual sub-pixels, and starting positions of actual sub-pixels in odd-numbered and even-numbered rows are staggered by a distance of half of an actual sub-pixel. The method includes: determining rows of theoretical pixels corresponding to a to-be-displayed image, each theoretical pixel including theoretical sub-pixels, each actual pixel corresponding to at least two theoretical pixels; calculating grayscale data of each actual sub-pixel in a manner of: for a target actual pixel, determining a rendering mode for calculating grayscale data of each actual sub-pixel of the target actual pixel according to whether there is a specified detail feature in a pixel area where target theoretical pixels corresponding to the target actual pixel are located, different rendering modes are employed when there is or there is not a specified detail feature in the pixel area.
    Type: Application
    Filed: June 30, 2020
    Publication date: June 24, 2021
    Applicants: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhiheng ZHOU, Tiankuo SHI, Yue LI, Xiaomang ZHANG, Jingpeng ZHAO, Yifan HOU, Zhihua JI, Yilang SUN, Yifang CHU, Chuanjun LIU, Xin DUAN, Lingyun SHI
  • Patent number: 11024399
    Abstract: A shift register unit, a gate drive circuit, a display device and a driving method are disclosed. A shift register unit includes an input circuit, a first node reset circuit, an output circuit and a touch noise reduction circuit. The input circuit is configured to control a level of a first node in response to an input signal; the first node reset circuit is configured to reset the first node in response to a reset signal; the output circuit is configured to output a driving signal to an output terminal under control of the level of the first node; and the touch noise reduction circuit is configured to reset the first node in response to a touch start signal.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: June 1, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xuebo Liang, Zhi Zhang, Xiuzhu Tang, Shuai Chen, Jingpeng Zhao, Xing Dong, Qian Qian, Taoliang Tang, Lijun Xiong, Zhenguo Tian, Shuang Hu, Hui Li
  • Patent number: 11004413
    Abstract: A power circuit of a display panel and a display panel. The power circuit comprises a sensing circuit and a voltage output circuit. The sensing circuit is configured to provide a sensing signal indicative of a type of an image to be displayed by the display panel. The voltage output circuit is electrically connected to common electrodes of the display panel and configured to receive the sensing signal and change potentials of some of the common electrodes in response to a change in the sensing signal.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: May 11, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanfei Ren, Jingpeng Zhao, Panpan Li, Xuebo Liang, Ting Yang, Weixing Shan, Xiuzhu Tang