Patents by Inventor Qijun Yao

Qijun Yao 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: 10768739
    Abstract: A touch panel is disclosed. The panel has a substrate having a touch region with a plurality of touch areas, a touch position detection apparatus, at least one pressure sensor group and a processor. The at least one pressure sensor group is disposed on the substrate. The pressure sensor group includes a first-type pressure sensor and a second-type pressure sensor. The first-type pressure sensor is located on a first side of the touch region and the second-type pressure sensor is located on a second side opposite to the first side of the touch region so that the first-type pressure sensor and the second-type pressure sensor of the same pressure sensor group are symmetric about the centerline of the touch panel. Each of the plurality of touch areas is associated with one of the at least one pressure sensor group.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: September 8, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Feng Lu, Qijun Yao, Conghua Ma, Shaolong Ma, Liang Liu
  • Publication number: 20200279899
    Abstract: A display panel and a display device are provided. The display panel includes a base substrate and a plurality of pixel units disposed on the base substrate. Each of the plurality of pixel units includes a drive thin film transistor, a switch thin film transistor, a reset thin film transistor, and an organic light-emitting device. For each of the switch thin film transistor and the reset thin film transistor, in a direction perpendicular to a plane of the base substrate, a source and a drain are respectively located at two sides of a gate. The drain of the switch thin film transistor is electrically connected to a gate of the drive thin film transistor, and the drain of the reset thin film transistor is electrically connected to a drain of the drive thin film transistor. The drain of the drive thin film transistor is coupled to the organic light-emitting device.
    Type: Application
    Filed: June 27, 2019
    Publication date: September 3, 2020
    Inventors: Qing ZHANG, Qijun YAO, Xiaoyue SU
  • Publication number: 20200273919
    Abstract: A display panel and a display apparatus are provided. The display panel includes a display area, a bezel area and a hole area. The bezel area includes an inner bezel area surrounding the hole area and an outer bezel area surrounding the display area, and the display area surrounds the hole area and is disposed between the inner bezel area and the outer bezel area. The display panel also includes a substrate layer, a light-emitting layer, an encapsulation layer and a touch layer that are sequentially stacked; at least two detection soldering pads disposed in the outer bezel area; and a detection line including at least one first detection segment disposed in the inner bezel area, at least two second detection segments disposed in the display area and at least two third detection segments in outer bezel area.
    Type: Application
    Filed: November 19, 2019
    Publication date: August 27, 2020
    Inventors: Hong DING, Qijun YAO
  • Publication number: 20200272278
    Abstract: A touch panel, a fabricating method, a repair method, and a touch device are provided. The touch panel includes a substrate, and a touch electrode layer, the repair lines, and repair conductive portions, on the substrate. The touch electrode layer includes a touch electrode array. The repair lines are outside the touch electrode array. In a direction perpendicular to the touch panel, at least part of touch electrodes at edges of the touch electrode array overlaps the repair conductive portions, and/or the repair conductive portions overlap at least part of repair lines.
    Type: Application
    Filed: November 15, 2019
    Publication date: August 27, 2020
    Inventors: Conghua MA, Qijun YAO
  • Patent number: 10747978
    Abstract: An organic light-emitting display panel and a manufacturing method thereof as well as an electronic device are provided. The organic light-emitting display panel includes: an array substrate; a photosensitive identification array including a plurality of photosensitive identification devices; and a photosensitive detection circuit including a common voltage input layer and a photosensitive detection switch. The photosensitive detection switch includes a drain metal layer, a first electrode of the photosensitive identification device is electrically connected with a drain metal layer of an associated photosensitive detection circuit and a second electrode thereof is electrically connected with the common voltage input layer of the associated photosensitive detection circuit.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: August 18, 2020
    Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Hong Ding, Kang Yang, Lingxiao Du, Yang Zeng, Lihua Wang, Qijun Yao
  • Patent number: 10741626
    Abstract: A display panel and a display device are provided. The display panel includes a base substrate and a plurality of pixel units disposed on the base substrate. Each of the plurality of pixel units includes a drive thin film transistor, a switch thin film transistor, a reset thin film transistor, and an organic light-emitting device. For each of the switch thin film transistor and the reset thin film transistor, in a direction perpendicular to a plane of the base substrate, a source and a drain are respectively located at two sides of a gate. The drain of the switch thin film transistor is electrically connected to a gate of the drive thin film transistor, and the drain of the reset thin film transistor is electrically connected to a drain of the drive thin film transistor. The drain of the drive thin film transistor is coupled to the organic light-emitting device.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: August 11, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Qing Zhang, Qijun Yao, Xiaoyue Su
  • Publication number: 20200209922
    Abstract: A display panel and a display apparatus. The display panel includes at least one first region, at least two second regions, and a detection layer. The first region and the second region are adjacently arranged along a first direction, and the first region is located between adjacent second regions. The first region is bent, and the second region is not bent, in a case that the display panel is bent. The detection layer includes at least one detection unit, the detection unit is located in the second region, the detection unit does not overlap with the first region, and the detection unit is configured to detect bending of the first region. The display panel has high detection accuracy and strong detection capability.
    Type: Application
    Filed: July 2, 2019
    Publication date: July 2, 2020
    Inventors: Feng LU, Liang Liu, Conghua Ma, Qijun Yao
  • Patent number: 10671830
    Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a substrate; a plurality of light-emitting units, which are in the display area of the substrate and include emission colors: a first color, a second color and a third color, where a light transmittance of the first color and a light transmittance of the second color are both greater than a light transmittance of the third color; and a plurality of first fingerprint recognition units and a plurality of second fingerprint recognition units, which are in the display area of the substrate. Each light-emitting unit serves as a light source of each fingerprint recognition unit, and each first fingerprint recognition unit and each second fingerprint recognition unit have different configuration parameters so as to detect a same electric signal value with respect to a reflector.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: June 2, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Yang Zeng, Qing Zhang, Lihua Wang, Liang Xie, Lingxiao Du, Hong Ding, Huiping Chai, Kang Yang, Qijun Yao
  • Patent number: 10671208
    Abstract: The present disclosure provides display panel and display device. By adjusting positions of the input signal line and the output signal line of the force sensor, the problem that output signal of the force sensor in the existing display panel is interfered by signal transmitted on the peripheral circuit wirings. Non-display area of the display panel is provided with force sensor and driving circuit; the distance between an orthographic projection of the first output signal line of the force sensor on the display panel and an orthographic projection of the driving circuit input line on the display panel is at least 30 ?m; and the distance between an orthographic projection of the second output signal line of the force sensor on the display panel and the orthographic projection of the driving circuit input line on the display panel is at least 30 ?m.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: June 2, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Feng Lu, Qijun Yao, Liang Liu, Conghua Ma, Shaolong Ma
  • Patent number: 10627946
    Abstract: Disclosed are a display panel and a display device. The display panel comprises a first substrate comprising a display region and a non-display region; a second substrate opposite to the first substrate; and a pressure sensor located on one side of the first substrate adjacent to the second substrate and located within the non-display region. The first and second substrates are adhered via a sealant, an orthogonal projection of the sealant on the first substrate is located within the non-display region of the first substrate, a distance from a midline of the sealant to a common boundary between the display region and the non-display region is larger than a distance from a geometric center of the pressure sensor to the common boundary between the display region and the non-display region. The midline of the sealant is a perpendicular bisector of a common perpendicular of the two edges of the sealant.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: April 21, 2020
    Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.
    Inventors: Huafeng Bian, Yan Shen, Xuan Lu, Feng Lu, Liang Liu, Qijun Yao
  • Patent number: 10629662
    Abstract: A display panel, fabrication method, and a display device are provided. The display panel includes a display region; a substrate panel; a display function layer, in the display region and over the substrate panel; a hollow portion, penetrating through the display panel; and at least one spacer part. The spacer part includes a bottom pattern and a spacer pattern. The bottom pattern is an orthographic projection, on the substrate panel, of a bottom surface of the spacer part close to the substrate panel, and has a side edge close to the hollow portion as a first inner side edge. The spacer pattern is an orthographic projection of the spacer part on the substrate panel, and has a side edge close to the hollow portion as a second inner side edge. The second inner side edge is closer to the hollow portion than the first inner side edge.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: April 21, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Hong Ding, Lingxiao Du, Liang Xie, Qijun Yao
  • Publication number: 20200117313
    Abstract: Provided are a touch display panel and a display device. The touch display panel includes a first touch electrode, a second touch electrode, a shielding signal line, and a driving chip. The first touch electrode and the driving chip are electrically connected by a first electrode line. The first electrode line includes at least one part located in a first non-display region of the touch display panel. The second touch electrode includes a first touch sub-electrode and a second touch sub-electrode, which are connected by a first connection line. The first connection line includes at least one part located in the first non-display region. The shielding signal line includes at least one part located in the first non-display region. In the first non-display region, the first electrode line and the first connection line are isolated by the shielding signal line.
    Type: Application
    Filed: December 16, 2019
    Publication date: April 16, 2020
    Inventors: Guofeng ZHANG, Hong Ding, Qijun Yao
  • Patent number: 10613657
    Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes: multiple gate lines and multiple data lines, where the gate lines are insulated from and intersect with the data lines, which define multiple pixel units; a pixel electrode layer, where the pixel electrode layer includes multiple pixel electrodes, and the pixel electrodes are disposed in the pixel units; a common electrode layer, where the common electrode layer includes multiple common electrodes, and the common electrode serves as a touch electrode; and multiple auxiliary electrodes, where the auxiliary electrode is electrically connected to the touch electrode, is disposed in a different conductive layer from the pixel electrode, and overlaps with at least one of the pixel electrodes. In this way, the storage capacitance is increased, and the display device has an improved display effect as compared with the conventional technology.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: April 7, 2020
    Inventors: Lingxiao Du, Qijun Yao, Hong Ding
  • Patent number: 10607061
    Abstract: A display device, a fingerprint recognition calibration method for the display device and an electronic apparatus are disclosed. The fingerprint recognition calibration method includes: for any fingerprint recognition unit, during an initial calibration, displaying a first image by the display panel and acquiring a bright screen calibration fingerprint data by the fingerprint recognition unit and not displaying any image by the display panel and acquiring a dark screen calibration fingerprint data by the fingerprint recognition unit; during a fingerprint recognition, displaying the first image by the display panel and acquiring a bright screen fingerprint data by the fingerprint recognition unit; and performing calibration according to a calibration formula to obtain a calibrated fingerprint recognition data by the fingerprint recognition unit.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: March 31, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Yang Zeng, Qing Zhang, Lihua Wang, Liang Xie, Hong Ding, Lingxiao Du, Huiping Chai, Kang Yang, Qijun Yao
  • Patent number: 10585521
    Abstract: Embodiments of the present disclosure provide a display panel, a control method and a display device, which relate to the field of force touch display technologies, and can improve sensitivity of the force sensing unit. The display panel includes: a plurality of force sensing branches connected in parallel; a plurality of force sensing unit sets corresponding to the plurality of force sensing branches; and a plurality of switch units corresponding to the plurality of force sensing branches; wherein each of the force sensing unit sets includes one or more force sensing unit, each force sensing unit includes two input ends, the input ends of the force sensing units in each of the force sensing unit sets are mutually connected in series or in parallel in a corresponding force sensing branch; and wherein the switch units are arranged in a corresponding one force sensing branches in series.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: March 10, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONIC CO., LTD.
    Inventors: Feng Lu, Qijun Yao
  • Patent number: 10579855
    Abstract: Disclosed are a display panel and an electronic device. In a fingerprint recognition stage, at least one of the first and second organic light-emitting structures function as a light source of the fingerprint recognition unit; the emergent light of the at least one of the first and second organic light-emitting structures has a first spectral range, the transmission spectral range of the first color filter film is a second spectral range, and the spectral range corresponding to visible light and near-infrared light is a third spectral range. The first spectral range is located within the second spectral range which is located within the third spectral range, light from at least a part of the wave band located within the third spectral range and outside the second spectral range is absorbed or reflected by the first color filter film.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: March 3, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Yang Zeng, Jun Ma, Qing Zhang, Lihua Wang, Liang Xie, Hong Ding, Lingxiao Du, Huiping Chai, Kang Yang, Qijun Yao
  • Patent number: 10558309
    Abstract: The present disclosure provides a touch display panel including an array substrate, a color filter substrate and a plurality of photo spacers. The array substrate includes pixel units, a drive circuit, touch leads, and a common electrode layer. The common electrode layer is divided into columns of self-capacitive electrodes. Each touch lead is disposed parallel to and connected with one of the columns through at least two first via holes. An interval between adjacent first via holes is greater than or equal to twice the side length of one pixel unit. The first via holes connected with one touch lead are aligned staggered to those connected with an adjacent touch lead and none of the photo spacers overlap the first via holes in the direction perpendicular to the array substrate.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: February 11, 2020
    Assignees: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Xingyao Zhou, Qijun Yao, Lingxiao Du, Huangyao Wu, Yan Shen
  • Publication number: 20200041837
    Abstract: A quantum dot color filter substrate, a display panel, and a display device are provided. The quantum dot color filter substrate includes a plurality of pixel units arranged in an array. The pixel unit includes a blue sub-pixel, a red sub-pixel, and a green sub-pixel. The red sub-pixel includes a red quantum dot color filter. The green sub-pixel includes a green quantum dot color filter. An area ratio of the blue sub-pixel, the red sub-pixel, and the green sub-pixel is 1:X:Y, and 2.5?X?5, 4?Y?6. The quantum dot color filter substrate is used for cooperating with a blue backlight, and for compensating the difference in the conversion efficiency of the blue dot color filter with different colors for the blue light, and improving the color shift phenomenon caused by the difference in the conversion efficiency of the blue dot color filter with different colors to blue light.
    Type: Application
    Filed: October 11, 2019
    Publication date: February 6, 2020
    Inventors: Yongli Jiang, Qijun Yao
  • Patent number: 10551968
    Abstract: An array substrate and a touch display panel are provided. An auxiliary electrode layer is additionally provided in the array substrate. The auxiliary electrode layer may be located between a common electrode layer and a wiring layer, or located on a side of the wiring layer facing toward the substrate. The auxiliary electrode layer is provided to reduce coupling capacitance between the wiring and the touch display electrode. With the auxiliary electrode layer additionally provided in the array substrate, the coupling capacitance between the wiring and the touch display electrode block is reduced, thereby improving accuracy of the touch detection.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: February 4, 2020
    Inventors: Huiping Chai, Qijun Yao, Gujun Li
  • Patent number: 10528173
    Abstract: Disclosed are an array substrate, a display panel, a display device and a method for manufacturing an array substrate. The array substrate includes a base substrate, comprising a display region and a non-display region surrounding the display region, and the display region of the base substrate is provided with a plurality of pixel units, with each of the pixel units comprising a thin-film transistor; and at least one pressure sensor, which is disposed on the non-display region of the base substrate, and the pressure sensor is disposed in the same layer and made of same materials with an active layer of the thin-film transistor, the active layer includes a channel region and a heavily doped region, and a square resistance of the pressure sensor is larger than that of the active layer.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: January 7, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Zhiwei Zhou, Qijun Yao, Feng Lu, Liang Liu, Yan Shen, Huafeng Bian, Zhonglan Cai