Patents by Inventor Zongjun Zou

Zongjun Zou 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: 11809656
    Abstract: The array substrate at least includes a plurality of electrode rows, a plurality of switch control lines and a plurality of switch units in a display area; each electrode row corresponds to at least one switch control line, each first electrode corresponds to one switch unit, and each switch unit includes at least one first switch; and in one of the electrode rows: the control terminal of at least one first switch in each switch unit in the one electrode row is connected to the same switch control line, the first poles of the first switches connected to the same switch control line are electrically connected to the first electrodes respectively, and the second poles of the first switches connected to the same switch control line are electrically connected to one another.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: November 7, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Patent number: 11763772
    Abstract: Provided are a display panel and a display device. The display panel includes a gate drive circuit, a plurality of impedance regulation circuits and a control module. The gate drive circuit includes a plurality of cascaded first shift registers. The plurality of cascaded first shift registers are electrically connected to a plurality of scanning lines in one to one correspondence; and the plurality of impedance regulation circuits are in one-to-one correspondence with the plurality of scanning lines. Each of the plurality of impedance regulation circuits is in series connection between a first shift register corresponding to the each of the plurality of impedance regulation circuits and a scanning line corresponding to the each of the plurality of impedance regulation circuits. The each of the plurality of impedance regulation circuits includes at least one transistor.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: September 19, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Patent number: 11749179
    Abstract: A display panel includes a scan driving circuit, signal pins and a first gating circuit. Signal pins include a detection signal pin and an enable signal pin. The scan driving circuit includes scan drive units disposed in a cascade manner. The first gating circuit includes a first switch unit and a second switch unit. An input terminal of the first switch unit is electrically connected to a scan signal detection terminal of an Nth-stage scan drive unit. An input terminal of the second switch unit is electrically connected to a scan signal detection terminal of a first-stage scan drive unit. An output terminal of the first switch unit and an output terminal of the second switch unit are both electrically connected to the detection signal pin. The first switch unit is configured to turn on in a forward scan detection stage and turn off in a backward scan detection stage. The second switch unit is configured to turn on in the backward scan detection stage and turn off in the backward scan detection stage.
    Type: Grant
    Filed: January 18, 2021
    Date of Patent: September 5, 2023
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Publication number: 20230112516
    Abstract: The array substrate at least includes a plurality of electrode rows, a plurality of switch control lines and a plurality of switch units in a display area; each electrode row corresponds to at least one switch control line, each first electrode corresponds to one switch unit, and each switch unit includes at least one first switch; and in one of the electrode rows: the control terminal of at least one first switch in each switch unit in the one electrode row is connected to the same switch control line, the first poles of the first switches connected to the same switch control line are electrically connected to the first electrodes respectively, and the second poles of the first switches connected to the same switch control line are electrically connected to one another.
    Type: Application
    Filed: November 18, 2019
    Publication date: April 13, 2023
    Inventors: Zongjun ZOU, Ying SUN, Yumin XU
  • Publication number: 20220398992
    Abstract: Provided are a display panel and a display device. The display panel includes a gate drive circuit, a plurality of impedance regulation circuits and a control module. The gate drive circuit includes a plurality of cascaded first shift registers. The plurality of cascaded first shift registers are electrically connected to a plurality of scanning lines in one to one correspondence; and the plurality of impedance regulation circuits are in one-to-one correspondence with the plurality of scanning lines. Each of the plurality of impedance regulation circuits is in series connection between a first shift register corresponding to the each of the plurality of impedance regulation circuits and a scanning line corresponding to the each of the plurality of impedance regulation circuits. The each of the plurality of impedance regulation circuits includes at least one transistor.
    Type: Application
    Filed: January 28, 2021
    Publication date: December 15, 2022
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun ZOU, Ying SUN, Yumin XU
  • Publication number: 20220366837
    Abstract: Provided are a display panel, a detection method thereof and a display device. A scan driving circuit, signal pins and a first gating circuit are disposed in the display panel. Signal pins include a detection signal pin and an enable signal pin. The scan driving circuit includes scan drive units disposed in a cascade manner. The first gating circuit includes a first switch unit and a second switch unit. An input terminal of the first switch unit is electrically connected to a scan signal detection terminal of an Nth-stage scan drive unit. An input terminal of the second switch unit is electrically connected to a scan signal detection terminal of a first-stage scan drive unit. An output terminal of the first switch unit and an output terminal of the second switch unit are both electrically connected to the detection signal pin. The first switch unit is configured to turn on in a forward scan detection stage and turn off in a backward scan detection stage.
    Type: Application
    Filed: January 18, 2021
    Publication date: November 17, 2022
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun ZOU, Ying SUN, Yumin XU
  • Patent number: 11055507
    Abstract: Display device and its driving method are provided. The display device includes pixels and optical sensors in a display area. The driving method includes detecting a touch control operation in the display area to determine a touch control area where the touch control operation is conducted and performing N fingerprint identification operations. Each fingerprint identification operation includes configuring a portion of pixels in the touch control area as bright pixels and a remain portion of the pixels in the touch control area as black pixels; and processing electrical signals from the plurality of optical sensors to retrieve fingerprint information where the plurality of optical sensors receives light signals and converts the light signals to the electrical signals. Each of the pixels in the touch control area is configured as bright pixels in at least one of the N fingerprint identification operations.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: July 6, 2021
    Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Patent number: 10977982
    Abstract: Disclosed are a display panel and an electronic device. The display panel includes: a base substrate, a first non-display region, a display region surrounding the first non-display region, multiple data lines and multiple scanning lines. The display region includes multiple pixels each including m sub-pixels. In the first non-display region, at least two data lines are stacked and insulated from each other, and orthogonal projections of the at least two data lines on the base substrate are at least adjacently disposed. The multiple scanning lines do not intersect each other. At least two scanning lines each include a first scanning lead. The first scanning lead extends alternately in the first and second directions and is electrically connected to multiple pixels through first sides of the multiple pixels.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: April 13, 2021
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zongjun Zou, Min Huang, Ying Sun, Yumin Xu
  • Publication number: 20200342802
    Abstract: Disclosed are a display panel and an electronic device. The display panel includes: a base substrate, a first non-display region, a display region surrounding the first non-display region, multiple data lines and multiple scanning lines. The display region includes multiple pixels each including m sub-pixels. In the first non-display region, at least two data lines are stacked and insulated from each other, and orthogonal projections of the at least two data lines on the base substrate are at least adjacently disposed. The multiple scanning lines do not intersect each other. At least two scanning lines each include a first scanning lead. The first scanning lead extends alternately in the first and second directions and is electrically connected to multiple pixels through first sides of the multiple pixels.
    Type: Application
    Filed: October 1, 2019
    Publication date: October 29, 2020
    Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Min Huang, Ying Sun, Yumin Xu
  • Patent number: 10770162
    Abstract: A shift register, a driving circuit and a display device are provided. The shift register comprises an output circuit, a node control circuit, and a first node charging circuit. The output circuit provides a signal at a first clock signal terminal or a signal at a first reference voltage terminal to a gate signal output terminal under a control of a signal at a first node or a control of a signal at a second node. The node control circuit controls levels of the signal at the first node and at the second node to be opposite. The first node charging circuit includes a first control terminal, and provides a signal at a first fixed voltage terminal to the first node under a control of a signal at the first control terminal during a charging period of the first node in a non-scanning period.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: September 8, 2020
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Publication number: 20200202098
    Abstract: Display device and its driving method are provided. The display device includes pixels and optical sensors in a display area. The driving method includes detecting a touch control operation in the display area to determine a touch control area where the touch control operation is conducted and performing N fingerprint identification operations. Each fingerprint identification operation includes configuring a portion of pixels in the touch control area as bright pixels and a remain portion of the pixels in the touch control area as black pixels; and processing electrical signals from the plurality of optical sensors to retrieve fingerprint information where the plurality of optical sensors receives light signals and converts the light signals to the electrical signals. Each of the pixels in the touch control area is configured as bright pixels in at least one of the N fingerprint identification operations.
    Type: Application
    Filed: July 1, 2019
    Publication date: June 25, 2020
    Inventors: Zongjun ZOU, Ying SUN, Yumin XU
  • Publication number: 20190333595
    Abstract: A shift register, a driving circuit and a display device are provided. The shift register comprises an output circuit, a node control circuit, and a first node charging circuit. The output circuit provides a signal at a first clock signal terminal or a signal at a first reference voltage terminal to a gate signal output terminal under a control of a signal at a first node or a control of a signal at a second node. The node control circuit controls levels of the signal at the first node and at the second node to be opposite. The first node charging circuit includes a first control terminal, and provides a signal at a first fixed voltage terminal to the first node under a control of a signal at the first control terminal during a charging period of the first node in a non-scanning period.
    Type: Application
    Filed: July 16, 2018
    Publication date: October 31, 2019
    Inventors: Zongjun ZOU, Ying SUN, Yumin XU
  • Patent number: 10394357
    Abstract: The present application discloses a touch display panel and a touch display device. An embodiment of the touch display panel includes: a first touch electrode array, comprising M first touch electrodes including 1st to Mth first touch electrodes, arranged along a first direction; and a second touch electrode array, comprising N second touch electrodes; each of the first touch electrodes comprising a first connection portion extending along the second direction, and each of the 2nd to Mth first touch electrodes further comprising a plurality of first electrode blocks; and an orthographic projection of each of the first electrode blocks on the second touch electrode array at least partially overlapping at least two second touch electrodes. The embodiment has improved touch detection accuracy.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: August 27, 2019
    Assignees: Xiamen Tianma Micro-Electronics Co., Ltd., Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Patent number: 10371980
    Abstract: A display substrate, a display panel and a display device, relating to the field of display techniques, wherein a common electrode layer is placed in a display area and includes a plurality of common electrode blocks arranged in an array, n lead wires are provided corresponding to each column of the common electrode blocks, each lead wire includes a first portion, a second portion and a third portion, a first end of the first portion is electrically connected with the integrated circuit, a second end of the first portion is electrically connected with a first end of the second portion, a second end of the second portion is electrically connected with a first end of the third portion, a second portion of an ith lead wire passes a geometric center of an ith common electrode block and is electrically connected with the ith common electrode block thereof.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: August 6, 2019
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Publication number: 20180373080
    Abstract: A display substrate, a display panel and a display device, relating to the field of display techniques, wherein a common electrode layer is placed in a display area and includes a plurality of common electrode blocks arranged in an array, n lead wires are provided corresponding to each column of the common electrode blocks, each lead wire includes a first portion, a second portion and a third portion, a first end of the first portion is electrically connected with the integrated circuit, a second end of the first portion is electrically connected with a first end of the second portion, a second end of the second portion is electrically connected with a first end of the third portion, a second portion of an ith lead wire passes a geometric center of an ith common electrode block and is electrically connected with the ith common electrode block thereof.
    Type: Application
    Filed: October 24, 2017
    Publication date: December 27, 2018
    Inventors: Zongjun ZOU, Ying SUN, Yumin XU
  • Patent number: 9971218
    Abstract: A display device, a display panel, an array substrate and a driving method thereof are provided. The array substrate includes a plurality of pixel units arranged in an array, m number of gate electrode lines extending along a first direction, a plurality of data lines and m number of lead wires extending along a second direction. The plurality of pixel units are arranged in pixel columns along the second direction and m number of pixel rows along the first direction. Each pixel column is disposed between two adjacent data lines. Pixel units in an ith pixel row are connected to an ith gate electrode line, and the ith gate electrode line is connected to an ith lead wire, where i is a positive integer and 1?i?m. The pixel units in the ith pixel row are connected to different data lines far away from the ith lead wire, respectively.
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: May 15, 2018
    Assignees: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zongjun Zou, Yanfang Tang, Ying Sun, Yumin Xu
  • Patent number: 9875708
    Abstract: A driving circuit is provided, which includes multiple shift register units, at least one scan control unit and at least one all-gate-on unit. An operation of the driving circuit includes a driving phase and a discharging phase. During the driving phase, the at least one scan control unit controls the shift register units to output multiple driving signals successively in a first direction or in a second direction, the first direction being opposite to the second direction. During the discharging phase, the at least one all-gate-on unit controls the shift register units to output multiple driving signals simultaneously. An array substrate and a display apparatus each including the driving circuit are further provided.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: January 23, 2018
    Assignees: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zongjun Zou, Kangpeng Yang, Yumin Xu
  • Publication number: 20170131816
    Abstract: The present application discloses a touch display panel and a touch display device. An embodiment of the touch display panel includes: a first touch electrode array, comprising M first touch electrodes including 1st to Mth first touch electrodes, arranged along a first direction; and a second touch electrode array, comprising N second touch electrodes; each of the first touch electrodes comprising a first connection portion extending along the second direction, and each of the 2nd to Mth first touch electrodes further comprising a plurality of first electrode blocks; and an orthographic projection of each of the first electrode blocks on the second touch electrode array at least partially overlapping at least two second touch electrodes. The embodiment has improved touch detection accuracy.
    Type: Application
    Filed: January 25, 2017
    Publication date: May 11, 2017
    Applicants: Xiamen Tianma Micro-Electronics Co., Ltd., Tianma Micro-Electronics Co., Ltd.
    Inventors: Zongjun Zou, Ying Sun, Yumin Xu
  • Publication number: 20170115543
    Abstract: A display device, a display panel, an array substrate and a driving method thereof are provided. The array substrate includes a plurality of pixel units arranged in an array, m number of gate electrode lines extending along a first direction, a plurality of data lines and m number of lead wires extending along a second direction. The plurality of pixel units are arranged in pixel columns along the second direction and m number of pixel rows along the first direction. Each pixel column is disposed between two adjacent data lines. Pixel units in an ith pixel row are connected to an ith gate electrode line, and the ith gate electrode line is connected to an ith lead wire, where i is a positive integer and 1?i?m. The pixel units in the ith pixel row are connected to different data lines far away from the ith lead wire, respectively.
    Type: Application
    Filed: January 9, 2017
    Publication date: April 27, 2017
    Inventors: Zongjun ZOU, Yanfang TANG, Ying SUN, Yumin XU
  • Publication number: 20160189586
    Abstract: A driving circuit is provided, which includes multiple shift register units, at least one scan control unit and at least one all-gate-on unit. An operation of the driving circuit includes a driving phase and a discharging phase. During the driving phase, the at least one scan control unit controls the shift register units to output multiple driving signals successively in a first direction or in a second direction, the first direction being opposite to the second direction. During the discharging phase, the at least one all-gate-on unit controls the shift register units to output multiple driving signals simultaneously. An array substrate and a display apparatus each including the driving circuit are further provided.
    Type: Application
    Filed: September 14, 2015
    Publication date: June 30, 2016
    Inventors: Zongjun Zou, Kangpeng Yang, Yumin Xu