Patents Assigned to Hefei Xinsheng Optoelectronics Technology Co., Ltd
  • Patent number: 10978017
    Abstract: There is provided in the present disclosure a shift register unit, including: an input sub-circuit, whose first terminal is coupled to an input signal terminal, and second terminal is coupled to a pull-up node; an output sub-circuit, whose first terminal is coupled to the pull-up node, second terminal is coupled to a clock signal terminal, and third terminal is coupled to an output terminal, and configured to output a clock signal of the clock signal terminal to the output terminal under the control of a level signal of the pull-up node; a first electro-static discharge sub-circuit, whose first terminal is coupled to the pull-up node, second terminal is coupled to an electro-static discharge control terminal, and third terminal is coupled to a ground, and configured to discharge static electricity accumulated at the pull-up node under the control of a level signal of the electro-static discharge control terminal.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: April 13, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ruifang Du, Jiyan Ma, Xiaoye Ma, Rui Ma
  • Patent number: 10976281
    Abstract: Embodiments of the present disclosure relate to the field of electronic sensing technologies, and provide a chemical sensing unit, a chemical sensor, and a chemical sensing device. The chemical sensing unit includes a thin film transistor arranged on a substrate, and a light emitting diode coupled to the thin film transistor. The thin film transistor includes a semiconductor active layer, a source, and a drain, and the semiconductor active layer is mainly composed of a chemically sensitive semiconductor material. The chemical sensing unit is provided with a via hole in a region between the source and the drain, such that the semiconductor active layer is exposed at a position corresponding to the via hole. The light emitting diode includes a first electrode, a light-emitting functional layer, and a second electrode which are stacked in sequence, wherein the first electrode is coupled to the drain.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: April 13, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghe Wang, Liangchen Yan, Dongfang Wang, Tongshang Su, Leilei Cheng, Yongchao Huang, Yang Zhang, Guangyao Li, Guangcai Yuan
  • Patent number: 10978539
    Abstract: An array substrate includes a base substrate, a transistor on the base substrate, a planarization layer on a side of the transistor away from the base substrate, a recessed portion on the planarization layer, and a light blocking portion in the recessed portion. The light blocking portion is configured to prevent a light from being incident upon an active layer.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: April 13, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Liu, Liangchen Yan, Bin Zhou, Jun Wang, Tongshang Su, Biao Luo, Yang Zhang
  • Patent number: 10978168
    Abstract: A shift register unit, a method of driving the same, a gate driving circuit and a display device are provided. The shift register unit includes a pull-up node control circuit, a first pull-down node control circuit, a second pull-down node control circuit, a pull-down node switching control circuit, and a gate driving output circuit. The pull-down node switching control circuit is configured to control the first control voltage signal to be written into the first pull-down node and control the second control voltage signal to be written into the second pull-down node under the control of a frame reset control signal. The gate driving output circuit is configured to control a gate driving signal outputted by a gate driving signal output terminal under the control of the voltage signal of the pull-up node, the voltage signal of the first pull-down node, and the voltage signal of the second pull-down node.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: April 13, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tong Yang, Yongxian Xie
  • Patent number: 10976616
    Abstract: The present disclosure provides a display panel, a manufacturing method thereof, and a display device, where the display panel includes a first substrate, a second substrate, a first spacer, and a second spacer. The first substrate and the second substrate are disposed opposite to each other. The first spacer is disposed on a side of the first substrate adjacent to the second substrate. The second spacer is disposed on a side of the second substrate adjacent to the first substrate. The first spacer and the second spacer are butted with each other through one of two embeddings in the other.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: April 13, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yisan Zhang, Quan Gan, Yongcan Wang, Wei Sun
  • Patent number: 10971523
    Abstract: The present disclosure provides a pixel array and a fabrication method thereof. The pixel array includes a plurality of gate lines and a plurality of data lines which are arranged intersected and insulated and a pixel unit disposed at a position where each of the plurality of gate lines and each of the plurality of data lines are intersected. The pixel unit includes a thin film transistor (TFT). The width-to-length ratios of channels of the TFTs are sequentially increased in such a manner that the width-to-length ratios of the channels of the TFTs in the pixel units positioned in a same row (and/or a same column) are sequentially increased along a scanning direction of the gate line coupled to gate electrodes of the TFTs in the same row (and/or along a data writing direction of the data line coupled to the source electrodes of the TFTs in the same column).
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: April 6, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tongshang Su, Dongfang Wang, Jun Cheng, Jun Liu, Qinghe Wang, Guangyao Li, Liangchen Yan
  • Patent number: 10971104
    Abstract: A shift register includes an output sub-circuit and a compensation sub-circuit. The output sub-circuit is coupled to a pull-up node, a clock signal terminal and a signal output terminal. The compensation sub-circuit is coupled to the pull-up node, the clock signal terminal and the signal output terminal. The output sub-circuit is configured to transmit a voltage of the clock signal terminal to the signal output terminal under control of a voltage of the pull-up node, The compensation sub-circuit is configured to transmit a voltage of the signal output terminal to the pull-up node under control of the voltage of the pull-up node and the voltage of the clock signal terminal.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: April 6, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chengying Cao, Xingyi Liu, Xuebing Jiang, Guangying Mou, Peng Wu
  • Patent number: 10969888
    Abstract: A touch panel manufacturing method, a touch panel and a display device are provided, and the method includes: forming a black frame on a substrate; forming a removable adhesive layer in a display region of the substrate having the black frame; forming a metal layer on the black frame and the removable adhesive layer; removing the removable adhesive layer in the display region and a first part of the metal layer located in the display region; performing photolithography on the substrate where the removable adhesive layer and first part of the metal layer have been removed, thus producing a touch panel.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: April 6, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Ronglong Chen
  • Patent number: 10971631
    Abstract: The present application provides a thin film transistor (TFT) and a method of fabricating the same, a display substrate and a method of fabricating the same, and a display device. The TFT includes a substrate, and a source electrode, a drain electrode and an active layer on the substrate. The active layer includes first and second active layers, the first active layer has a carrier mobility greater than that of the second active layer, and the second active layer is closer to the source electrode and the drain electrode than the first active layer. An orthographic projection of the source electrode on the substrate and an orthographic projection of the drain electrode on the substrate at least partially overlap with an orthographic projection of the second active layer on the substrate, respectively, and the first active layer is separated from the source electrode and the drain electrode.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: April 6, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Binbin Cao
  • Patent number: 10971072
    Abstract: The present disclosure provides a method and a device for driving a display panel. The method of the present disclosure includes: determining a plurality of candidate time differences according to a highest brightness threshold of the sub-pixels of each color; for each candidate time difference, displaying, by the display panel, a same test picture using the candidate time difference, and detecting picture display quality of the display panel when the test picture is displayed by the display panel using the candidate time difference; and determining a candidate time difference corresponding to an optimal picture display quality as the time difference.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: April 6, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Chen, Chun Cao, Haixia Xu, Fei Yang
  • Publication number: 20210096362
    Abstract: A display device and method, a head-up display system, a means of transportation and a storage medium are disclosed. The display device includes a display module, an image analysis device and a controller. The display module includes a plurality of display subareas, and each of the display subareas includes at least one display pixel; the image analysis device is configured to perform an analysis of an input image received by the image analysis device, so as to obtain an information zone of the input image and a non-information zone outside the information zone; and the controller is configured to render brightness of a display pixel, with a lowest brightness in a first region, in the first region of the display module higher than brightness of any display pixel in at least part of a second region of the display module, when the display module displays the input image.
    Type: Application
    Filed: October 26, 2018
    Publication date: April 1, 2021
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yisan Zhang, Yongcan Wang
  • Patent number: 10957259
    Abstract: The embodiment of the present application provides a data processing method, wherein the data processing method is applied to a display panel comprising pixels arranged in an M×N array, the method comprising: obtaining voltage data corresponding to pixels of n adjacent columns in the ith row determining, based on stored voltage data corresponding to pixels of n adjacent columns in (m?1) rows previous to the ith row, whether voltage data corresponding to a pixel in the ith row and jth column is abnormal; performing a filtering process on the voltage data corresponding to the pixel in the ith row and jth column if the voltage data corresponding to the pixel in the ith row and jth column is abnormal, such that a difference between a threshold voltage after the filtering process and an actual threshold voltage is less than or equal to a first threshold difference.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: March 23, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiaolong Wei, Wenchao Bao, Min He
  • Publication number: 20210082328
    Abstract: A shift register unit, a gate driving circuit, a display device, and a driving method are provided. The shift register unit includes a first input circuit, an output control circuit, and an output circuit. The first input circuit is configured to output a first input signal to a first node in response to a first control signal; the output control circuit is configured to output an output control signal to a second node under control of a level of the first node; and the output circuit includes an output terminal, and the output circuit is configured to output an output signal to the output terminal under control of a level of the second node.
    Type: Application
    Filed: July 10, 2019
    Publication date: March 18, 2021
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xuehuan Feng, Yongqian Li
  • Patent number: 10950671
    Abstract: A method for manufacturing a flexible touch panel, a flexible touch panel and a flexible touch device are provided. The method for manufacturing the flexible touch panel includes: forming a first indium tin oxide (ITO) film layer on a flexible base layer attached to a transparent substrate via an optical adhesive layer; and patterning the first ITO film layer to form a touch electrode of the flexible touch panel.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: March 16, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ting Zeng, Qicheng Chen, Hui Chen, Shichao Fei, Yangjie Li, Wanru Dong
  • Patent number: 10950323
    Abstract: A shift register unit is provided, which includes an input circuit, a first output circuit and a first output signal adjustment circuit. The input circuit is configured for receiving an input signal from an input terminal and controlling an electrical signal of a first node based on the input signal. The first output circuit is configured for outputting a first output signal at a first output terminal of the shift register unit based on a first clock signal under control of the electrical signal of the first node. The first output signal adjustment circuit is configured for providing a first reference signal to the first output terminal under control of the second clock signal so as to decrease an amplitude of the first output signal.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: March 16, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiong Xiong, Xiaozhe Zhang, Yudong Liu, Jianjun Wang
  • Patent number: 10949045
    Abstract: A flexible touch substrate and a touch device including the flexible touch substrate are provided. The flexible touch substrate includes a plurality of sides. Each of at least one of the plurality of sides has notches at its both ends. Each of the notches has two edges whose extension directions cross each other, and the two edges of each of the notches have a same length.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: March 16, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qingpu Wang, Dacheng Deng, Haitao Liu, Taofeng Xie
  • Patent number: 10948760
    Abstract: A liquid crystal display panel includes a light adjusting layer. The light adjusting layer is configured to reduce a yellowing degree of a peripheral display area. The light adjusting layer is located in the peripheral display area in a display area of the liquid crystal display panel, and the peripheral display area is located at a periphery of an intermediate display area in the display area.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: March 16, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zijun Cao, Ruifang Du
  • Patent number: 10950158
    Abstract: The present disclosure provides a display apparatus, including: a plurality of pixels, at least one of which includes a red sub-pixel, a green sub-pixel, a first blue sub-pixel and a second blue sub-pixel. Blue light emitted by the first blue sub-pixel has a wave band of 400˜540 nm and blue light emitted by the second blue sub-pixel has a wave band of 420˜580 nm. The red sub-pixel and the green sub-pixel are combined with the first blue sub-pixel or the second blue sub-pixel to perform a RGB three-primary-color display. The present disclosure further provides a display method for the display apparatus.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: March 16, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenchao Bao, Qinghua Zou
  • Patent number: 10950482
    Abstract: A device for supporting a substrate, an apparatus for manufacturing a display panel, and a method for supporting a substrate are provided. The device for supporting a substrate comprises: a bearing mechanism being provided with a through hole for bearing a substrate; one or more sticky pads on the bearing mechanism surrounding the through hole, which are used for fixing the substrate on the bearing mechanism; and an elevating mechanism, which controls lifting and lowering of the substrate by passing through the through hole, wherein a top of the lifting mechanism is provided with a light-emitting member that emits light when in contact with the substrate, to illuminate the one or more sticky pads such that stickiness of the sticky pads is reduced from a first stickiness to a second stickiness.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: March 16, 2021
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghua Zou, Shupeng Guo, Tingyuan Duan, Gu Yao, Ruhui Zhu, Yu Wang
  • Patent number: 10950320
    Abstract: A shift register unit including a first output circuit configured to transfer a clock signal at a clock signal terminal to a signal output terminal as an output signal in response to a first node being at an active potential, a second output circuit configured to transfer the clock signal at the clock signal terminal to a carry output terminal as a carry output signal in response to the first node being at the active potential, and a delay circuit configured to generate a delayed version of a carry input signal in response to the carry input signal at a carry input terminal being active, and to transfer an inactive voltage at a first voltage terminal to the signal output terminal in response to the delayed version of the carry input signal being active.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: March 16, 2021
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yongxian Xie, Hui Wang, Yifeng Zou