Patents by Inventor Can Zheng

Can Zheng 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: 20220376024
    Abstract: A display substrate and a manufacturing method therefor, and a display apparatus. The display substrate includes a base substrate, a second power line, a data signal line and a plurality of sub-pixels, wherein at least one sub-pixel includes a pixel driving circuit and a light emitting device connected to the pixel driving circuit, the pixel driving circuit is connected to the data signal line and the light emitting device is connected to the second power line; a semiconductor layer and a plurality of conducting layers, which are disposed at one side of the semiconductor layer away from the base substrate, are disposed on the base substrate, a first electrode is arranged on at least one conducting layer.
    Type: Application
    Filed: May 31, 2021
    Publication date: November 24, 2022
    Inventors: Can ZHENG, Li WANG, Hao ZHANG, Yipeng CHEN, Ke LIU
  • Publication number: 20220351666
    Abstract: The display panel includes a plurality of rows and a plurality of columns of pixel circuits, a plurality of rows of gate lines, a plurality rows of reset control lines, and a plurality of columns of data lines, a same row of pixel circuits corresponds to two rows of gate lines, and one/the other row of gate line is electrically connected to odd/even-numbered columns of pixel circuits in the row of pixel circuits, and provides a corresponding gate driving signal for the odd/even-numbered columns of pixel circuits; a same column of pixel circuits corresponds to two columns of data lines, and one/the other column of data line of the two columns of data lines is electrically connected to odd/even-numbered rows of pixel circuits, and provides a corresponding data voltage for the odd/even-numbered rows of pixel circuits.
    Type: Application
    Filed: October 30, 2020
    Publication date: November 3, 2022
    Inventors: Tian DONG, Can ZHENG, Li WANG, Long HAN, Yu FENG, Hao ZHANG, Jiangnan LU, Jie ZHANG, Bo WANG, Jingquan WANG
  • Publication number: 20220336500
    Abstract: Embodiments of the present disclosure provide a display substrate, a touch display panel and a display panel. The display substrate has a display region and a pin region on a side of the display region. The display substrate includes: a base substrate; and at least one first signal line and at least one second signal line both on a side of the base substrate and both extending to the display region from the pin region. The display substrate further includes a DC conductive structure connected to a constant DC voltage. The DC conductive structure is between the at least one first signal line and the at least one second signal line. Each of the at least one first signal line and the at least one second signal line is spaced apart from the DC conductive structure.
    Type: Application
    Filed: May 18, 2021
    Publication date: October 20, 2022
    Inventors: Libin LIU, Can ZHENG, Shiming SHI
  • Patent number: 11468922
    Abstract: Shift register includes input sub-circuit coupling input terminal to first node responsive to signal of first clock terminal in input stage, control sub-circuit transmitting signal of second clock terminal to intermediate output terminal according to level at first node and controlling potential of third node according to potential of intermediate output terminal and signal of third clock terminal in input, output and reset stages, pull-up sub-circuit coupling second level terminal to final output terminal responsive to potential of intermediate output terminal in output stage, first voltage stabilization sub-circuit stabilizing voltage between final output terminal and third node responsive to signal of next-stage node connection terminal, pull-down transistor having gate electrode coupled to third node, first electrode coupled to first level terminal, and second electrode coupled to final output terminal.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: October 11, 2022
    Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventor: Can Zheng
  • Publication number: 20220216290
    Abstract: The present disclosure discloses a display substrate and a display device. The display substrate comprises: a display area, a binding area, and a fan-out area located between the display area and the binding area, the fan-out area comprises a touch control lead wire, a data lead wire, and at least one shielded wire located between the touch control lead wire and the data lead wire, and the at least one shielded wire is grounded or connected to a fixed potential.
    Type: Application
    Filed: October 21, 2021
    Publication date: July 7, 2022
    Inventors: Can ZHENG, Libin LIU, Shiming SHI, Zewen BO
  • Publication number: 20220208071
    Abstract: A shift register unit, a driving circuit, a display device, and a driving method are disclosed. The shift register unit includes a first input circuit, a second input circuit, an output circuit, a first control circuit, and a second control circuit. The first input circuit is electrically connected to a first node, and is configured to transmit an input signal to the first node; the second input circuit is electrically connected to the first node and a second node, and is configured to control a level of the second node; the first control circuit is electrically connected to the second node and a third node, and is configured to control a level of the third node; and the output circuit is electrically connected to the third node and an output terminal, and is configured to output an output signal to the output terminal.
    Type: Application
    Filed: March 16, 2022
    Publication date: June 30, 2022
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Can ZHENG
  • Publication number: 20220199022
    Abstract: The present disclosure provides a display panel, a pixel circuit and a method for driving the pixel circuit, the pixel circuit includes: a storage capacitor circuit; a light-emitting element; a driving transistor; a reset circuit, the reset circuit is configured to receive a reset control signal and reset a first node and a second node according to the reset control signal, or receive a writing control signal and/or a timing sequence control signal of an adjacent pixel row and reset the first node and the second node according to the writing control signal and/or the timing sequence control signal of the adjacent pixel row; a threshold compensation circuit, configured to receive a compensation control signal and write a compensation voltage into the first node according to the compensation control signal; a writing circuit; and a light-emitting control circuit.
    Type: Application
    Filed: January 14, 2021
    Publication date: June 23, 2022
    Inventors: Lujiang HUANGFU, Libin LIU, Can ZHENG
  • Publication number: 20220157233
    Abstract: A display substrate includes a display region, a non-display region at a periphery of the display region, pixel units in the display region and arranged in an array, gate lines extending in a row direction of the array, and data lines extending in a column direction of the array. Each row of pixel units is provided with at least one gate line, and each gate line is coupled to at least a part of the pixel units in a corresponding row. Each column of pixel units is provided with at least two data lines, and each data line is coupled to a part of the pixel units in a corresponding column. Each pixel unit is coupled to one gate line and one data line, and two pixel units in a same column and in two adjacent rows are coupled to different data lines, respectively.
    Type: Application
    Filed: January 5, 2021
    Publication date: May 19, 2022
    Inventor: Can ZHENG
  • Publication number: 20220149138
    Abstract: An organic light-emitting diode display substrate, a display panel and a display device. The display substrate includes a source/drain layer (101), a planarization layer (102) and an anode layer (103) which are laminated in sequence; the source/drain layer (101) comprises at least one pair of first signal lines (110); the anode layer (103) comprises a common power line (130), and the common power line (130) is provided with an air discharge hole (131); and the overlapping areas of a projection pattern of the air discharge hole (131) and two first signal lines (110) in any pair of first signal lines (110) are equal, the overlapping areas are greater than 0, and the projection pattern of the air discharge hole (131) is a pattern of an orthographic projection, on the source/drain layer (101), of the air discharge hole (131) on the common power line (130).
    Type: Application
    Filed: November 13, 2020
    Publication date: May 12, 2022
    Inventors: Jiangnan LU, Guangliang SHANG, Can ZHENG, Yu FENG, Libin LIU, Jie ZHANG, Mei LI
  • Publication number: 20220148512
    Abstract: A gate driving unit, a gate driving circuit, a gate driving method, and a display device are provided. The gate driving unit includes a first output circuit and a second output circuit; the second output circuit comprises a first output sub-circuit; the first output circuit is respectively electrically connected to the first node, the second node and the first gate driving signal output end and is configured to control the first gate driving signal output end to output a first gate driving signal under the control of the potential of the first node and the potential of the second node; the first output sub-circuit is respectively electrically connected to the first node, the second gate driving signal output end and the first clock signal end, and is configured to control the second gate driving signal output end to be connected to the first clock signal end.
    Type: Application
    Filed: October 27, 2020
    Publication date: May 12, 2022
    Inventors: Can ZHENG, Yu FENG, Guangliang SHANG, Libin LIU, Shiming SHI
  • Patent number: 11321734
    Abstract: An information processing method, a server, and a computer storage medium are provided. The method includes: generating a first information identification code according to first information, the first information representing an information source; providing the first information identification code to a terminal; receiving a first request from the terminal and allowing a terminal user of the terminal to follow an information service, the first request carrying the first information; and recording the first information and tracking and obtaining conversion information of the information source according to the first information.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: May 3, 2022
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Peng Yin, Qian Wang, Jun Xian Guo, Dong Yang, Can Zheng, Yuan Wang, Rong Yan, Hui Liu, Chen Jun Yang, Cheng Chen, Zhou Zhou, Shao Gang Tang
  • Patent number: 11308854
    Abstract: A shift register unit, a driving circuit, a display device, and a driving method are disclosed. The shift register unit includes a first input circuit, a second input circuit, an output circuit, a first control circuit, and a second control circuit. The first input circuit is electrically connected to a first node, and is configured to transmit an input signal to the first node; the second input circuit is electrically connected to the first node and a second node, and is configured to control a level of the second node; the first control circuit is electrically connected to the second node and a third node, and is configured to control a level of the third node; and the output circuit is electrically connected to the third node and an output terminal, and is configured to output an output signal to the output terminal.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: April 19, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Can Zheng
  • Publication number: 20220051608
    Abstract: A shift register unit includes an input circuit, a first control circuit, a second control circuit and an output circuit. The input circuit is configured to provide signals of the signal input terminal to the first control node, and provide signals of the first power supply terminal or the first clock signal terminal to the second control node. The first control circuit is configured to provide signals of the second power supply terminal or the second clock signal terminal to the first output terminal. The second control circuit is configured to provide signals of the first power supply terminal to the second output terminal. The output circuit is configured to provide signals of the second power supply terminal to the second output terminal.
    Type: Application
    Filed: March 18, 2020
    Publication date: February 17, 2022
    Inventors: Guangliang SHANG, Jiangnan LU, Can ZHENG, Hao ZHANG, Long HAN, Libin LIU, Shiming SHI, Dawei WANG
  • Patent number: 11232734
    Abstract: A shift register unit, a driving method, a gate driving circuit and a display device are provided. The shift register unit includes a first gate driving output circuit and a second gate driving output circuit. The first gate driving output circuit is used to output a first gate driving signal through the first gate driving signal output terminal; the second gate driving output circuit is used to generate a second gate driving signal outputted simultaneously with the first gate driving signal based on the first gate driving signal, a first clock signal and a second clock signal. In the present disclosure, the second gate driving output circuit is added, the first gate driving signal, the first clock signal, and the second clock signal are used to generate an inverted second gate driving signal, so that positive and negative switching control signals are generated by one stage of shift register unit.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guangliang Shang, Can Zheng, Jiangnan Lu, Tian Dong, Libin Liu, Long Han, Shiming Shi, Dawei Wang
  • Patent number: 11227521
    Abstract: The present disclosure relates to a gate driving circuit applied to a foldable display panel comprising B display areas arranged in order. The gate driving circuit may include B gate driving subcircuits and a control circuit. Each of the gate driving subcircuits may correspond to one of the display areas and each of the gate driving subcircuits may comprise a plurality of stage gate driving units. The control circuit may be configured to, when the foldable display panel is in a full screen display state, control a type of an input signal in a last stage gate driving unit of a bth gate driving subcircuit to be the same as a type of an input signal in a first stage gate driving unit of a (b+1)th gate driving subcircuit, where B is an integer greater than 1 and b is a positive integer less than B.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: January 18, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Can Zheng, Libin Liu, Li Wang, Tian Dong, Guangliang Shang, Xinshe Yin
  • Publication number: 20210407409
    Abstract: Disclosed are a pixel circuit, a driving method of the pixel circuit and a display device, the pixel circuit including a reset unit, a voltage writing unit and a light-emitting control unit, the reset unit is connected to a reset control signal terminal, and resets the pixel circuit under the control of the reset control signal; the voltage writing unit stores a data signal and a threshold voltage of a driving transistor under the control of the scan control signal; the light-emitting control unit is connected to a light-emitting control signal terminal and includes the driving transistor, and use the data signal and the threshold voltage to generate a current under control of the light-emitting control signal; the light-emitting control unit includes a first type transistor, the reset unit and the voltage writing unit include a second type transistor different from the first type transistor.
    Type: Application
    Filed: June 3, 2019
    Publication date: December 30, 2021
    Inventor: Can ZHENG
  • Patent number: 11205364
    Abstract: A gate driving circuit and a display substrate are provided. The gate driving circuit may provide a driving signal to gate lines, and include output units cascaded to each other and having a same circuit structure. Each output unit includes at least one output transistor, outputs the driving signal to a corresponding gate line through the output transistor, and all the at least one output transistor is coupled to one gate line. The output units are classified as first and second output units. A number of sub-pixels coupled to the gate line corresponding to each first output unit is greater than a number of sub-pixels coupled to the gate line corresponding to each second output unit, and an output capability of at least one output transistor of the first output unit is greater than an output capability of a corresponding output transistor of the second output unit.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: December 21, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Libin Liu, Can Zheng, Yu Feng, Jiangnan Lu
  • Publication number: 20210358367
    Abstract: A shift register and a driving method thereof, a gate drive circuit, and a display device are provided. The shift register includes: an input circuit, configured to input an input voltage provided by the input voltage terminal to an intermediate circuit under control of a first clock signal provided by the first clock signal terminal; the intermediate circuit, configured to write a second clock signal output by the second clock signal terminal or a first power signal output by the first power terminal to the intermediate output terminal as an intermediate output signal under control of the input voltage and the control circuit; and an output circuit, configured to output an output signal, a phase of which is opposite to a phase of the intermediate output signal.
    Type: Application
    Filed: May 21, 2019
    Publication date: November 18, 2021
    Inventor: Can ZHENG
  • Patent number: 11170715
    Abstract: A pixel circuit, a display panel, a display device and a driving method are provided. The pixel circuit includes: a driving transistor, a first transistor, a first capacitor, the organic light-emitting diode and a switching induced error compensation circuit. The switching induced error compensation circuit is connected with a first node and/or a second node and is configured to compensate a switching induced error of the first transistor.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: November 9, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Lujiang Huangfu, Can Zheng, Yunfei Li, Libin Liu
  • Patent number: 11170682
    Abstract: Provided are a shift register and a driving method thereof, a gate driving circuit, and a display device. The shift register includes: an input circuit, configured to be coupled to an input signal end and a second clock signal end, respectively; a first transistor, where the first electrode of the first transistor is coupled to the output end of the input circuit, and the first transistor is a double-gate type transistor; the first gate of the first transistor is configured to be coupled to a first reference signal end, and the second gate of the first transistor is configured to be coupled to a first threshold control signal end; and an output circuit, configured to be coupled to a first clock signal end and a signal output end, respectively, where the control end of the output circuit is coupled to the second electrode of the first transistor.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: November 9, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Guangliang Shang, Libin Liu, Can Zheng, Yipeng Chen, Xinshe Yin, Shiming Shi