Patents by Inventor Siqing FU

Siqing FU 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: 11308906
    Abstract: The present application discloses a circuit for providing a temperature-dependent common electrode voltage. The circuit includes a sensing sub-circuit coupled between a power-supply terminal and a ground terminal and configured to generate a first voltage for controlling a switching sub-circuit to connect the power-supply terminal to a first node. The circuit further includes a compensation sub-circuit coupled between the first node and the ground terminal and be enabled, when the first voltage decreases below a threshold as temperature increases above a threshold temperature, to output a temperature-dependent second voltage proportional to the temperature to a second node.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: April 19, 2022
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Sijun Lei, Xu Lu, Shuai Hou, Siqing Fu, Yong Long, Ying Zhang, Shanbin Chen, Fanjian Zeng, Zhicai Xu, Sen Tan, Xinghong Liu, Xiangchao Chen, Yunsong Li, Xin Chen, Yuxu Geng
  • Patent number: 11211023
    Abstract: A display method of a display device and the display device are provided. The display method includes: acquiring an abnormality of signal of a front-end system; outputting a normal timing signal and a specified data signal to a display panel, until an end of a current frame.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: December 28, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Siqing Fu, Xinghong Liu, Xu Lu, Shuai Hou
  • Publication number: 20210327381
    Abstract: The present application discloses a circuit for providing a temperature-dependent common electrode voltage. The circuit includes a sensing sub-circuit coupled between a power-supply terminal and a ground terminal and configured to generate a first voltage for controlling a switching sub-circuit to connect the power-supply terminal to a first node. The circuit further includes a compensation sub-circuit coupled between the first node and the ground terminal and be enabled, when the first voltage decreases below a threshold as temperature increases above a threshold temperature, to output a temperature-dependent second voltage proportional to the temperature to a second node.
    Type: Application
    Filed: June 12, 2018
    Publication date: October 21, 2021
    Applicants: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Sijun Lei, Xu Lu, Shuai Hou, Siqing Fu, Yong Long, Ying Zhang, Shanbin Chen, Fanjian Zeng, Zhicai Xu, Sen Tan, Xinghong Liu, Xiangchao Chen, Yunsong Li, Xin Chen, Yuxu Geng
  • Patent number: 11133369
    Abstract: A flexible display panel and a manufacturing method thereof are provided. The flexible display panel includes: a base substrate, a circuit structure layer, and a via hole; the circuit structure layer is located on an upper surface of the base substrate, a protrusion in an annular shape is provided at a side of the circuit structure layer away from the base substrate, the via hole penetrates the circuit structure layer, and the protrusion surrounds the via hole.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: September 28, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dehuai Li, Yongchao Guo, Xiang Fang, Bing Li, Jincheng He, Hao Sun, Siqing Fu
  • Patent number: 11094270
    Abstract: A display device and a drive method, the display device including: an edge-lit backlight module; a liquid crystal display panel positioned on the light-emergent side of the edge-lit backlight module; and a polymer liquid crystal film positioned between the liquid crystal display panel and the edge-lit backlight module, and including a plurality of closely arranged independent dimming areas, each dimming area being configured for independent control of light transmittance. The present display device takes advantage of the characteristics of the polymer liquid crystal film, loading different driving voltages in different dimming areas and changing the transmittance of the polymer liquid crystal film.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: August 17, 2021
    Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xianyong Gao, Qiang Yu, Fanjian Zeng, Siqing Fu, Xu Lu, Liang Gao, Sijun Lei
  • Publication number: 20210225315
    Abstract: A display method of a display device and the display device are provided. The display method includes: acquiring an abnormality of signal of a front-end system; outputting a normal timing signal and a specified data signal to a display panel, until an end of a current frame.
    Type: Application
    Filed: March 13, 2018
    Publication date: July 22, 2021
    Inventors: Siqing FU, Xinghong LIU, Xu LU, Shuai HOU
  • Patent number: 11056038
    Abstract: A gray-scale compensation device and method for combined pixels, and a display device. The compensation method for the combined pixels includes: measuring a gamma curve of the first pixel group to obtain a first gamma curve; measuring a gamma curve of the second pixel group to obtain a second gamma curve, where an area of the first pixel group is different from an area of the second pixel group; obtaining a compensation voltage based on the first gamma curve and the second gamma curve; and compensating the first pixel group or the second pixel group based on the compensation voltage.
    Type: Grant
    Filed: September 30, 2017
    Date of Patent: July 6, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bo Xu, Shuai Hou, Xinghong Liu, Can Zhang, Yang Liu, Siqing Fu
  • Patent number: 10991336
    Abstract: A voltage adjustment method, a voltage adjustment device and a display device are provided. The voltage adjustment method is applied to a display device, and includes: determining an offset reference voltage, the offset reference voltage is smaller than or equal to a voltage obtained by subtracting a minimum gamma voltage of the display device from a minimum initial pixel voltage among initial pixel voltages of all pixels on a display screen of a current frame of the display device; decreasing a common voltage of the display device by the offset reference voltage; and decreasing an initial pixel voltage of each pixel on the display screen of the current frame of the display device by the offset reference voltage.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: April 27, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xu Lu, Siqing Fu, Xinghong Liu, Yunsong Li
  • Publication number: 20200328267
    Abstract: A flexible display panel and a manufacturing method thereof are provided. The flexible display panel includes: a base substrate, a circuit structure layer, and a via hole; the circuit structure layer is located on an upper surface of the base substrate, a protrusion in an annular shape is provided at a side of the circuit structure layer away from the base substrate, the via hole penetrates the circuit structure layer, and the protrusion surrounds the via hole.
    Type: Application
    Filed: November 29, 2019
    Publication date: October 15, 2020
    Inventors: Dehuai LI, Yongchao GUO, Xiang FANG, Bing LI, Jincheng HE, Hao SUN, Siqing FU
  • Publication number: 20200258443
    Abstract: A gray-scale compensation device and method for combined pixels, and a display device. The compensation method for the combined pixels includes: measuring a gamma curve of the first pixel group to obtain a first gamma curve; measuring a gamma curve of the second pixel group to obtain a second gamma curve, where an area of the first pixel group is different from an area of the second pixel group; obtaining a compensation voltage based on the first gamma curve and the second gamma curve; and compensating the first pixel group or the second pixel group based on the compensation voltage.
    Type: Application
    Filed: September 30, 2017
    Publication date: August 13, 2020
    Inventors: Bo XU, Shuai HOU, Xinghong LIU, Can ZHANG, Yang LIU, Siqing FU
  • Publication number: 20200258469
    Abstract: A voltage adjustment method, a voltage adjustment device and a display device are provided. The voltage adjustment method is applied to a display device, and includes: determining an offset reference voltage, the offset reference voltage is smaller than or equal to a voltage obtained by subtracting a minimum gamma voltage of the display device from a minimum initial pixel voltage among initial pixel voltages of all pixels on a display screen of a current frame of the display device; decreasing a common voltage of the display device by the offset reference voltage; and decreasing an initial pixel voltage of each pixel on the display screen of the current frame of the display device by the offset reference voltage.
    Type: Application
    Filed: April 11, 2019
    Publication date: August 13, 2020
    Applicants: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xu LU, Siqing FU, Xinghong LIU, Yunsong LI
  • Publication number: 20200211484
    Abstract: A display device and a drive method, the display device including: an edge-lit backlight module; a liquid crystal display panel positioned on the light-emergent side of the edge-lit backlight module; and a polymer liquid crystal film positioned between the liquid crystal display panel and the edge-lit backlight module, and including a plurality of closely arranged independent dimming areas, each dimming area being configured for independent control of light transmittance. The present display device takes advantage of the characteristics of the polymer liquid crystal film, loading different driving voltages in different dimming areas and changing the transmittance of the polymer liquid crystal film.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 2, 2020
    Inventors: Xianyong GAO, Qiang YU, Fanjian ZENG, Siqing FU, Xu LU, Liang GAO, Sijun LEI
  • Patent number: 10490113
    Abstract: The present application discloses a voltage shift circuit and a driving method thereof, a driving device and a display apparatus. The voltage shift circuit includes: a first input terminal, a second input terminal, a first voltage terminal, a second voltage terminal, and an output terminal. The first input terminal is configured to input a first signal. The second input terminal is configured to input a second signal. The first voltage terminal is configured to input a first voltage. The second voltage terminal is configured to input a second voltage. The output terminal is configured to output an output signal. The voltage shift circuit is configured to lower the first voltage to an output voltage within a first time using the first signal, and to raise the second voltage to the output voltage within a second time using the second signal. The first time partially overlaps with the second time.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: November 26, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xianyong Gao, Shuai Hou, Lijun Xiao, Bo Xu, Siqing Fu, Xu Lu, Qiang Yu, Lisheng Liang, Shuai Chen, Fei Shang
  • Patent number: 10482836
    Abstract: A gate driver, a configuration system, and configuration method thereof is provided. The gate driver is used for providing a gate drive signal for a TFT array substrate and comprises at least a drive capability detection module and a drive capability adjustment module. The configuration system is configured to configure the driving capabilities of a plurality of gate drivers and comprises a controller provided outside the plurality of gate drivers. The driving capability of the gate driver becomes adjustable and configurable. The well balance of the drive capabilities of the drive control signals received by the different TFT array regions driven by the plurality of gate drivers configured by the configuration system can avoid the occurrence of a splitting-screen phenomenon.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: November 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xianyong Gao, Yihjen Hsu, Lijun Xiao, Shuai Hou, Bo Xu, Lisheng Liang, Siqing Fu, Fei Shang, Haijun Qiu
  • Publication number: 20190221183
    Abstract: Disclosed is a driving circuit, a voltage conversion circuit, a display device and a control method thereof. The driving circuit comprises a voltage converter and a source driver. The driving circuit further comprises a switch sub-circuit and a voltage comparison sub-circuit. The voltage comparison sub-circuit is configured to control the switch sub-circuit to disconnect the voltage transmission path when the first voltage is less than a reference voltage to enable relevant components to finish operations such as cleaning the screen.
    Type: Application
    Filed: May 18, 2018
    Publication date: July 18, 2019
    Applicants: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shuai HOU, Bo XU, Siqing FU, Xinghong LIU
  • Patent number: 10304403
    Abstract: The present disclosure provides a display drive circuit for driving a display panel having a plurality of pixels. The display drive circuit comprises a stepping unit, configured to shape a gate voltage signal to compensate for pixel-to-pixel charging variations to thereby reduce luminance variations on the display panel. The display drive circuit can further include a time sequence control unit and a modulation unit. The time sequence control unit can be coupled to the modulation unit, and can be configured to generate a first control signal; and the modulation unit can be configured to utilize the first control signal to modulate a preset signal to thereby generate a second control signal; and the stepping unit can be coupled to the modulation unit, and can be configured to shape the gate voltage signal based on the second control signal prior to outputting the gate voltage signal.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: May 28, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shuai Chen, Zhi Zhang, Siqing Fu, Lisheng Liang, Xianyong Gao, Jianghong Wen, Qian Qian, Xiuzhu Tang, Zhihui Wang, Lei Chen, Taoliang Tang, Gang Chen
  • Patent number: 10275091
    Abstract: The disclosure provides a touch detection method and apparatus for a touch display screen, wherein a time period for scanning the touch display screen within each frame comprises a display scanning phase and a touch scanning phase, the method comprising: scanning a part of the touch display screen during the touch scanning phase to detect whether there is a touch signal; and reducing a frame rate of the touch display screen and scanning the whole touch display screen when the touch signal is detected. Accordingly, the charging time of the panel is guaranteed while displaying and touch detecting functions are multiplexed.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: April 30, 2019
    Assignees: BOE Technology Group Co., Ltd., Chongqing BOE Optoelectronics Technology Co., Ltd
    Inventors: Bo Xu, Shuai Hou, Wu Wang, Xianyong Gao, Lisheng Liang, Siqing Fu, Yih Jen Hsu, Fei Shang, Haijun Qiu
  • Publication number: 20190103046
    Abstract: The present application discloses a voltage shift circuit and a driving method thereof, a driving device and a display apparatus. The voltage shift circuit includes: a first input terminal, a second input terminal, a first voltage terminal, a second voltage terminal, and an output terminal. The first input terminal is configured to input a first signal. The second input terminal is configured to input a second signal. The first voltage terminal is configured to input a first voltage. The second voltage terminal is configured to input a second voltage. The output terminal is configured to output an output signal. The voltage shift circuit is configured to lower the first voltage to an output voltage within a first time using the first signal, and to raise the second voltage to the output voltage within a second time using the second signal. The first time partially overlaps with the second time.
    Type: Application
    Filed: February 6, 2018
    Publication date: April 4, 2019
    Inventors: Xianyong GAO, Shuai HOU, Lijun XIAO, Bo XU, Siqing FU, Xu LU, Qiang YU, Lisheng LIANG, Shuai CHEN, Fei SHANG
  • Patent number: 10247993
    Abstract: A display panel, a display device and a method for repairing a disconnected line. The display panel comprises a lower substrate and a repair circuit. The lower substrate comprises data lines. The repair circuit comprises a proximal repair circuit, a distal repair circuit and an amplifier circuit. An input terminal of the amplifier circuit is electrically connect to a signal input terminal of a disconnected data line, and an output terminal of the amplifier circuit is electrically connect to a terminal of the proximal repair circuit and a terminal of the distal repair circuit respectively; another terminal of the proximal repair circuit is connect to a terminal of the disconnected data line that is close to the signal input terminal, and another terminal of the distal repair circuit is connect to a terminal of the disconnected data line that is away from the signal input terminal.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: April 2, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO, LTD.
    Inventors: Lisheng Liang, Lijun Xiao, Shuai Hou, Yih jen Hsu, Fei Shang, Hai jun Qiu, Bo Xu, Siqing Fu, Xianyong Gao, Shuai Chen
  • Publication number: 20190073972
    Abstract: A driving method for a display panel, a driving device for a display panel and a display panel in the field of display technology are disclosed. The driving method for a display panel, after the display panel is powered on and before its boot is formally completed, includes steps of: obtaining a first resolution of a to-be-displayed picture and/or text for a turn-on welcome tableau and a second resolution of a display screen, respectively, reconstructing the to-be-displayed picture and/or text according to the second resolution of the display screen, such that the resolution of the reconstructed to-be-displayed picture and/or text is adapted to the second resolution of the display screen, and transferring the reconstructed to-be-displayed picture and/or text to the display screen for display.
    Type: Application
    Filed: October 17, 2017
    Publication date: March 7, 2019
    Inventors: Xianyong GAO, Shuai HOU, Lijun XIAO, Xu LU, Siqing FU, Bo XU, Lisheng LIANG, Qiang YU, Xiaojun ZUO, Shuai CHEN, Xiuzhu TANG, Fei SHANG