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).
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Publication number: 20200209922Abstract: 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: ApplicationFiled: July 2, 2019Publication date: July 2, 2020Inventors: Feng LU, Liang Liu, Conghua Ma, Qijun Yao
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Patent number: 10671208Abstract: 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: GrantFiled: May 18, 2018Date of Patent: June 2, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Feng Lu, Qijun Yao, Liang Liu, Conghua Ma, Shaolong Ma
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Patent number: 10671830Abstract: 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: GrantFiled: November 14, 2017Date of Patent: June 2, 2020Assignee: 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
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Patent number: 10629662Abstract: 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: GrantFiled: October 24, 2018Date of Patent: April 21, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Hong Ding, Lingxiao Du, Liang Xie, Qijun Yao
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Patent number: 10627946Abstract: 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: GrantFiled: October 3, 2017Date of Patent: April 21, 2020Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.Inventors: Huafeng Bian, Yan Shen, Xuan Lu, Feng Lu, Liang Liu, Qijun Yao
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Publication number: 20200117313Abstract: 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: ApplicationFiled: December 16, 2019Publication date: April 16, 2020Inventors: Guofeng ZHANG, Hong Ding, Qijun Yao
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Patent number: 10613657Abstract: 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: GrantFiled: March 23, 2016Date of Patent: April 7, 2020Inventors: Lingxiao Du, Qijun Yao, Hong Ding
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Patent number: 10607061Abstract: 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: GrantFiled: January 8, 2018Date of Patent: March 31, 2020Assignee: 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
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Patent number: 10585521Abstract: 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: GrantFiled: October 20, 2017Date of Patent: March 10, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONIC CO., LTD.Inventors: Feng Lu, Qijun Yao
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Patent number: 10579855Abstract: 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: GrantFiled: January 19, 2018Date of Patent: March 3, 2020Assignee: 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
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Patent number: 10558309Abstract: 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: GrantFiled: July 10, 2018Date of Patent: February 11, 2020Assignees: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Xingyao Zhou, Qijun Yao, Lingxiao Du, Huangyao Wu, Yan Shen
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Publication number: 20200041837Abstract: 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: ApplicationFiled: October 11, 2019Publication date: February 6, 2020Inventors: Yongli Jiang, Qijun Yao
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Patent number: 10551968Abstract: 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: GrantFiled: May 24, 2016Date of Patent: February 4, 2020Inventors: Huiping Chai, Qijun Yao, Gujun Li
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Patent number: 10528173Abstract: 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: GrantFiled: January 4, 2018Date of Patent: January 7, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Zhiwei Zhou, Qijun Yao, Feng Lu, Liang Liu, Yan Shen, Huafeng Bian, Zhonglan Cai
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Patent number: 10514812Abstract: An array substrate, a display panel and a driving method are provided. The array substrate includes a substrate including a display region and a border region surrounding the display region; multiple pixel units arranged in the display region in an array; a data-line metal layer arranged in the display region, where the data-line metal layer includes multiple wiring units arranged in an array, with each wiring unit corresponding to multiple pixel units in a direction perpendicular to the substrate, and multiple pixels units corresponding to a same wiring unit being electrically connected to the wiring unit via transistors, respectively. Multiple first gate lines are arranged in parallel and extending in a row direction; and multiple second gate lines arranged in parallel and extending in a column direction. The first gate line and the second gate line are arranged to control a conduction state of the transistor.Type: GrantFiled: March 20, 2017Date of Patent: December 24, 2019Assignees: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Xingyao Zhou, Qijun Yao
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Publication number: 20190369784Abstract: A touch display panel and a touch display device are provided. The touch display panel includes: a substrate, a light-emitting device layer arranged on the substrate, and multiple touch electrodes arranged on the side of the light-emitting device layer away from the substrate. The light-emitting device layer includes multiple pixels, and each of the pixels has a light-emitting region and a non-light-emitting region on the periphery of the light-emitting region. Each of the touch electrodes has a structure of a metal grid. The pixels include first color pixels, and grid lines of the metal grid are arranged in each of the non-light-emitting regions of at least a part of the first color pixels.Type: ApplicationFiled: December 21, 2018Publication date: December 5, 2019Inventors: Qijun Yao, Hong Ding, Lingxiao Du, Liang Xie
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Patent number: 10481748Abstract: A display panel and a display apparatus are provided. The display panel includes a display area and a non-display area surrounding the display area. The display panel includes at least one semiconductor pressure sensor disposed in the non-display area. Each semiconductor pressure sensor has a planar structure and is provided with a hollow-out zone. In various embodiments of the present disclosure, the pressure detection accuracy of the pressure sensors is improved and the user experience is enhanced.Type: GrantFiled: November 15, 2017Date of Patent: November 19, 2019Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Zaiwen Zhu, Jieliang Li, Yong Yuan, Feng Lu, Qijun Yao, Hongming Chen
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Patent number: 10483333Abstract: A touch display panel and a touch display apparatus are provided. The touch display panel includes: a substrate; an organic light emitting device; at least one retaining wall, the width of which is 30˜200 ?m; a thin film encapsulation layer covering the retaining wall, and a height difference between a first retaining wall and a part of the thin film encapsulation layer located between the first retaining wall and a display area is 0˜3 ?m; and electrode wires, at least a part of at least one of the electrode wires is located at least in non-display areas of the substrate, is located at a side, which is facing away from the retaining wall, of the thin film encapsulation layer, and is arranged along an extension direction of the retaining wall, and projections of the electrode wires on the substrate are located within a projection of the retaining wall on the substrate.Type: GrantFiled: August 16, 2017Date of Patent: November 19, 2019Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.Inventors: Yang Zeng, Xingyao Zhou, Lihua Wang, Qijun Yao
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Patent number: 10481719Abstract: Embodiments of the present disclosure provide a display device comprising a display panel, a force sensing unit and a processing unit, the display panel comprises a display portion and a non-display portion; the force sensing unit is provided in a non-wiring portion of the non-display portion, and the force sensing unit is configured to sense a force applied on the display panel and output a force signal corresponding to the force; and the processing unit is connected to the force sensing unit and is configured to control the display portion to display a preset functional interface according to the force signal output from the force sensing unit.Type: GrantFiled: April 23, 2018Date of Patent: November 19, 2019Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Shaolong Ma, Liang Liu, Feng Lu, Qijun Yao
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Patent number: 10475860Abstract: This application provides a display panel and a display device. The display panel includes an array substrate, an encapsulation layer and a fingerprint recognition module. The array substrate includes a first substrate and a plurality of light-emitting units on the first substrate. The encapsulation layer is disposed on top of the plurality of light-emitting units. The fingerprint recognition module is disposed on the encapsulation layer and includes at least one fingerprint recognition unit. The projection of the fingerprint recognition unit onto the array substrate is located in the non-light-emitting area of the first substrate. The non-light-emitting area is located between two adjacent light-emitting units.Type: GrantFiled: October 31, 2017Date of Patent: November 12, 2019Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Lihua Wang, Yang Zeng, Qing Zhang, Kang Yang, Lingxiao Du, Hong Ding, Liang Xie, Huiping Chai, Qijun Yao