Patents by Inventor Qipei ZHANG

Qipei 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).

  • Patent number: 11287708
    Abstract: The present invention provides a liquid crystal display (LCD) panel comprising a color film substrate, a thin film transistor substrate, and a photo spacer. Wherein the photo spacer is disposed on the color film substrate or/and the thin film transistor substrate. The color film substrate or/and the thin film transistor substrate are provided with a recess. At least a portion of the photo spacer disposed on one of the color filter substrate and the thin film transistor substrate and the recess disposed on the other of the color filter substrate and the thin film transistor substrate are nested.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: March 29, 2022
    Assignee: Wuhan Ching Star Optoelectronies Technology Co., Ltd.
    Inventors: Qipei Zhang, Yun Yu
  • Publication number: 20210397302
    Abstract: The present application provides a touch display panel having a display module, a touch module, and a plurality of pads located in a peripheral area. The pads include a first pad pattern and a second pad pattern located above the first pad pattern, the second pad pattern covers a top surface of the first pad pattern and exposes sidewalls of the first pad pattern, and the first pad pattern and the second pad pattern are formed in a same etching step.
    Type: Application
    Filed: July 21, 2020
    Publication date: December 23, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jiayao YANG, Qipei ZHANG
  • Patent number: 11175772
    Abstract: The invention provides a touch array substrate, a touch display, and a display device. The touch array substrate includes a driving circuit layer, a touch layer, and a sleep state voltage equalizing connecting unit which are mutually insulated. The driving circuit layer includes driving scanning lines, odd row driving data signal lines, and even row driving data signal lines. The touch layer comprises touch scanning lines, odd row touch data signal lines, and even row touch data signal lines. In a display sleep state, the sleep state voltage equalizing connecting unit enables mutual electrical connection of the odd row driving data signal lines, the even row driving data signal lines, the odd row touch data signal lines, and the even row touch data signal lines.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: November 16, 2021
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Qipei Zhang, Yun Yu
  • Publication number: 20210341805
    Abstract: The present invention provides a liquid crystal display (LCD) panel comprising a color film substrate, a thin film transistor substrate, and a photo spacer. Wherein the photo spacer is disposed on the color film substrate or/and the thin film transistor substrate. The color film substrate or/and the thin film transistor substrate are provided with a recess. At least a portion of the photo spacer disposed on one of the color filter substrate and the thin film transistor substrate and the recess disposed on the other of the color filter substrate and the thin film transistor substrate are nested.
    Type: Application
    Filed: December 26, 2018
    Publication date: November 4, 2021
    Inventors: QIPEI ZHANG, YUN YU
  • Publication number: 20210333970
    Abstract: The invention provides a touch array substrate, a touch display, and a display device. The touch array substrate includes a driving circuit layer, a touch layer, and a sleep state voltage equalizing connecting unit which are mutually insulated. The driving circuit layer includes driving scanning lines, odd row driving data signal lines, and even row driving data signal lines. The touch layer comprises touch scanning lines, odd row touch data signal lines, and even row touch data signal lines. In a display sleep state, the sleep state voltage equalizing connecting unit enables mutual electrical connection of the odd row driving data signal lines, the even row driving data signal lines, the odd row touch data signal lines, and the even row touch data signal lines.
    Type: Application
    Filed: October 11, 2019
    Publication date: October 28, 2021
    Inventors: Qipei Zhang, Yun Yu
  • Publication number: 20210327774
    Abstract: An embodiment of the present application provides a display panel having an effective display area and an non-effective display area, and a bonding circuit board and a test circuit board are provided on the non-effective display area, wherein the test circuit board is provided on the first surface between the effective display area and the bonding circuit board, the test circuit board is configured to test the display panel. By designing the test circuit board not to be shared with the bonding circuit board, the risk of bonding failure and abnormal reliability caused by the undesirable damage during a test process of the bonding circuit board is reduced.
    Type: Application
    Filed: May 22, 2020
    Publication date: October 21, 2021
    Inventors: Jiayao Yang, Qipei Zhang
  • Patent number: 10481712
    Abstract: A touch liquid crystal panel includes an array substrate and a color filter substrate disposed opposite, mutually insulated self-capacitance electrodes and electrode leads are disposed on the array substrate, the electrode leads are covered by a second insulating layer. A main post spacer and a sub post spacer are disposed between the array substrate and the color filter substrate. A first end of the main post spacer is connected to the color filter substrate, a second end extends towards the array substrate and opposite to a first electrode lead, a position of the first electrode lead corresponding to the second end of the main post spacer is etched to form an avoidance zone, the second end of the main post spacer is contacted with the second insulating layer in the avoidance zone. A first end of the sub post spacer is connected to the color filter substrate.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: November 19, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Yun Yu, Qipei Zhang
  • Patent number: 10310649
    Abstract: The present disclosure relates to an array substrate of embedded touch panels. The array substrate includes a touch electrode arranged in an active area of the touch panel in a matrix, a touch sensing chip arranged outside the active area of the touch panel, a plurality of metal connecting lines arranged on a different layer with the touch electrode. The metal connecting lines connect to the touch electrode via at least one through hole, and the metal connecting line and a data line of the touch panel are insulated from each other and are overlapped. The touch electrode connects to the touch sensing chip via the metal connecting line, wherein a switch circuit is arranged between the metal connecting line and the data line. The switch circuit connects the metal connecting line and the data line in a touch phase, and the switch circuit disconnects the metal connecting line and the data line in a display phase.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: June 4, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Qipei Zhang, Chunqian Zhang
  • Patent number: 10295878
    Abstract: The present disclosure discloses an array substrate and a liquid crystal display panel. The thin film transistors are arranged matrix on the array substrate, a first passivation layer is arranged on the source/drain electrode of the thin film transistors, an organic transparent layer is arranged on the first passivation layer and is located in an area other than the area of the thin film transistors and the area between the adjacent two thin film transistors, post spacers are arranged on the surface of the array substrate, and is located between any two of the thin film transistors. By way of the above, the present disclosure can prevent the PS sliding in the hole of the organic transparent layer, it is possible to increase the stability of the PS.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: May 21, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qipei Zhang, Caiqin Chen
  • Patent number: 10203825
    Abstract: An array substrate having an embedded touch structure is disclosed. A common electrode layer is divided in to multiple first and second electrodes. Multiple first and second electrode connecting lines disposed in a touch wiring layer are respectively connected the first and second electrodes to a driving integrated chip one by one. A common voltage signal line, a first switching signal line and a first and second switches are disposed in a layout area. In a display sequence, the first switching signal controls the first and second switches to turn on, so the first and second electrode connecting lines are respectively connected to the common voltage signal line. In a touch sequence, the first switching signal controls the first and second switches to turn off to disconnect the first and second electrode connecting lines and the common voltage signal line. A display panel having the array substrate is also disclosed.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: February 12, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Qipei Zhang, Caiqin Chen
  • Patent number: 10180601
    Abstract: The present application discloses a liquid crystal display panel and a liquid crystal display apparatus. The liquid crystal display panel includes a color filter substrate, and an array substrate, formed opposite and space apart from the color filter substrate, and a photo spacer disposed between the color filter substrate and the array substrate, a side of the array substrate toward the color filter substrate is set up a contact hole, a side of the color filter substrate toward the array substrate is disposed a projection, the height of the projection is larger than the height of the photo spacer, and the top of the projection is inserted into the contact hole.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: January 15, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Qipei Zhang, Caiqin Chen
  • Patent number: 10042245
    Abstract: A photomask having an exposure correction includes a shading region and an exposure region enclosed by the shading region. The exposure region comprises a correction sub-region and an exposure sub-region. The correction sub-region is arranged along two edges of an acute angle of the exposure region from an acute angle vertex of the exposure region.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: August 7, 2018
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Chunqian Zhang, Caiqin Chen, Chao Wang, Qipei Zhang
  • Publication number: 20180217428
    Abstract: The present disclosure discloses an array substrate and a liquid crystal display panel. The thin film transistors are arranged matrix on the array substrate, a first passivation layer is arranged on the source/drain electrode of the thin film transistors, an organic transparent layer is arranged on the first passivation layer and is located in an area other than the area of the thin film transistors and the area between the adjacent two thin film transistors, post spacers are arranged on the surface of the array substrate, and is located between any two of the thin film transistors. By way of the above, the present disclosure can prevent the PS sliding in the hole of the organic transparent layer, it is possible to increase the stability of the PS.
    Type: Application
    Filed: September 6, 2016
    Publication date: August 2, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qipei ZHANG, Caiqin CHEN
  • Publication number: 20180217694
    Abstract: An array substrate having an embedded touch structure is disclosed. A common electrode layer is divided in to multiple first and second electrodes. Multiple first and second electrode connecting lines disposed in a touch wiring layer are respectively connected the first and second electrodes to a driving integrated chip one by one. A common voltage signal line, a first switching signal line and a first and second switches are disposed in a layout area. In a display sequence, the first switching signal controls the first and second switches to turn on, so the first and second electrode connecting lines are respectively connected to the common voltage signal line. In a touch sequence, the first switching signal controls the first and second switches to turn off to disconnect the first and second electrode connecting lines and the common voltage signal line. A display panel having the array substrate is also disclosed.
    Type: Application
    Filed: December 28, 2016
    Publication date: August 2, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qipei ZHANG, Caiqin CHEN
  • Publication number: 20180210587
    Abstract: The present disclosure relates to an array substrate of embedded touch panels. The array substrate includes a touch electrode arranged in an active area of the touch panel in a matrix, a touch sensing chip arranged outside the active area of the touch panel, a plurality of metal connecting lines arranged on a different layer with the touch electrode. The metal connecting lines connect to the touch electrode via at least one through hole, and the metal connecting line and a data line of the touch panel are insulated from each other and are overlapped. The touch electrode connects to the touch sensing chip via the metal connecting line, wherein a switch circuit is arranged between the metal connecting line and the data line. The switch circuit connects the metal connecting line and the data line in a touch phase, and the switch circuit disconnects the metal connecting line and the data line in a display phase.
    Type: Application
    Filed: December 30, 2016
    Publication date: July 26, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qipei ZHANG, Chunqian ZHANG
  • Publication number: 20180180920
    Abstract: The present application discloses a liquid crystal display panel and a liquid crystal display apparatus. The liquid crystal display panel includes a color filter substrate, and an array substrate, formed opposite and space apart from the color filter substrate, and a photo spacer disposed between the color filter substrate and the array substrate, a side of the array substrate toward the color filter substrate is set up a contact hole, a side of the color filter substrate toward the array substrate is disposed a projection, the height of the projection is larger than the height of the photo spacer, and the top of the projection is inserted into the contact hole.
    Type: Application
    Filed: September 6, 2016
    Publication date: June 28, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qipei ZHANG, Caiqin CHEN
  • Publication number: 20180039118
    Abstract: The present invention provides a narrow frame In cell type touch display panel structure, and by locating m control signal lines (TL(1) to TL(N/m)), and N/m touch driving signal lines (CL(1) to CL(m)) and m TFTs (T1 to Tm) respectively located corresponding to each of the touch driving signal lines, the touch driving signal can be provided to the N touch driving electrodes (1). In comparison with prior art that the N touch driving signal lines of the same amount of the N touch driving electrodes are located, the present invention can reduce the amount of the signal lines in the frame regions at two sides of the panel to reduce the width of the frame regions for being beneficial to realization of the narrow frame design.
    Type: Application
    Filed: January 29, 2016
    Publication date: February 8, 2018
    Inventors: Caiqin Chen, Qipei Zhang
  • Publication number: 20180011573
    Abstract: A touch liquid crystal panel includes an array substrate and a color filter substrate disposed opposite, mutually insulated self-capacitance electrodes and electrode leads are disposed on the array substrate, the electrode leads are covered by a second insulating layer. A main post spacer and a sub post spacer are disposed between the array substrate and the color filter substrate. A first end of the main post spacer is connected to the color filter substrate, a second end extends towards the array substrate and opposite to a first electrode lead, a position of the first electrode lead corresponding to the second end of the main post spacer is etched to form an avoidance zone, the second end of the main post spacer is contacted with the second insulating layer in the avoidance zone. A first end of the sub post spacer is connected to the color filter substrate.
    Type: Application
    Filed: December 1, 2016
    Publication date: January 11, 2018
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yun YU, Qipei ZHANG
  • Patent number: 9817290
    Abstract: The present invention discloses a TFT substrate and a display device. The TFT substrate comprises a scan line, a data line and a common electrode covering the scan line and the data line, wherein the data line and the scan line are disposed in a stagger, in order to divide the crosswise formed region into a plurality of pixel units; the common electrode comprises a plurality of common electrode units and a plurality of bridging portions overlapping with the scan lines and the data lines, wherein the common electrode unit and the pixel unit are correspondingly disposed, each bridging portion is connected with at least two adjacent common electrodes in order to make all of the common electrodes be electrically connected. Through the above ways, the present invention can reduce the RC constant and power consumption, thereby improving the product quality.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: November 14, 2017
    Assignees: Shenzhen China Star Optoelectronics Technology Co., Ltd, Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Sikun Hao, Qipei Zhang
  • Patent number: 9733501
    Abstract: An array substrate of a liquid crystal display is provided, and includes a glass substrate; and a driving circuit for generating a data signal and a scanning signal, and driving components in a display area. The driving circuit is disposed on the periphery of the glass substrate. The driving circuit includes a flexible circuit board and a driver chip disposed on the flexible circuit board. The driver chip and the flexible circuit board are integrally combined. In the array substrate, it is not necessary to dispose the driver chip on the glass substrate, so as to not only ensure that the display area is a full circle, but to also reduce the width of the periphery of the liquid crystal display, and therefore actually achieving the display effect with a narrow border.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: August 15, 2017
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Caiqin Chen, Qipei Zhang