Patents by Inventor Qingna Hou

Qingna Hou 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: 11927861
    Abstract: A display panel and a display device are disclosed, relating to the display technical field. The display panel comprises a display layer and a light control layer which are laminated, the light control layer comprises a plurality of light control pixel areas, the light control pixel areas comprise a thin film transistor, the display layer comprises a plurality of display pixel areas, and the display pixel areas comprise a green sub-pixel; the orthographic projection of the green sub-pixel on the light control pixel area is close to the area where the thin film transistor is located.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: March 12, 2024
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Renhui Yu, Wen Zha, Xin Chen, Hongzhou Xie, Shangtao Zheng, Meizhen Chen, Ying Tian, Zengrong Li, Ye Hu, Qingna Hou, Kai Diao
  • Patent number: 11749160
    Abstract: Provided is a level conversion circuit. The level conversion circuit includes at least two level conversion sub-circuits; and each of the level conversion sub-circuits is further connected to at least one first power supply terminal, at least one second power supply terminal and at least one of a plurality of output signal terminals, wherein the first power supply signals provided by the first power supply terminals connected to the at least two level conversion sub-circuits are at different levels, and the second power supply signals provided by the second power supply terminals connected to the at least two level conversion sub-circuits are at different levels.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: September 5, 2023
    Assignees: Fuzhou BOE Optoelectronics Technology Co., LTD, BOE Technology Group Co., LTD
    Inventors: Xin Chen, Kai Diao, Qingna Hou, Meizhen Chen, Hongzhou Xie, Renhui Yu, Ying Tian, Xiaoyang Liu, Zhiqun Chen, Wenfeng Chen
  • Publication number: 20230106665
    Abstract: Provided is a level conversion circuit. The level conversion circuit includes at least two level conversion sub-circuits; and each of the level conversion sub-circuits is further connected to at least one first power supply terminal, at least one second power supply terminal and at least one of a plurality of output signal terminals, wherein the first power supply signals provided by the first power supply terminals connected to the at least two level conversion sub-circuits are at different levels, and the second power supply signals provided by the second power supply terminals connected to the at least two level conversion sub-circuits are at different levels.
    Type: Application
    Filed: October 12, 2021
    Publication date: April 6, 2023
    Inventors: Xin Chen, Kai Diao, Qingna Hou, Meizhen Chen, Hongzhou Xie, Renhui Yu, Ying Tian, Xiaoyang Liu, Zhiqun Chen, Wenfeng Chen
  • Patent number: 11587499
    Abstract: The present disclosure provides a display panel, a method for driving the display panel and a display device. The display panel includes a display region and a non-display region. The non-display region includes a first bonding region, and further includes first connection lines connected to a plurality of gate lines respectively and second connection lines connected to a plurality of data lines respectively. The display panel further includes at least one chip on film, the chip on film includes a second bonding region, a first region, and a second region between the second bonding region and the first region. A scanning driving integrated circuitry connected to the second bonding region via first wirings and a data driving integrated circuitry connected to the second bonding region via second wirings are bonded in the first region. The first wirings and the second wirings are arranged at different layers in the second region.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: February 21, 2023
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ye Hu, Kai Diao, Qingna Hou, Hongzhou Xie, Shangtao Zheng, Renhui Yu, Wen Zha, Xin Chen, Meizhen Chen
  • Publication number: 20230016741
    Abstract: A stacked-screen display device and a method for controlling a display device are provided. The stacked-screen display device includes a backlight module, a light control panel and a display panel which are stacked in sequence, where the backlight module includes a backplane, a reflector and a diffuser which are stacked in sequence, and the reflector is provided with a plurality of light-emitting units, the backlight module is provided with temperature sensors, the temperature sensors are configured to detect the temperature of the backlight module to compensate the display panel according to the temperature.
    Type: Application
    Filed: November 10, 2021
    Publication date: January 19, 2023
    Inventors: Xin CHEN, Kai DIAO, Qingna HOU, Meizhen CHEN, Hongzhou XIE, Renhui YU, Ying TIAN, Xiaoyang LIU, Hui YU, Chengkun LIU
  • Publication number: 20220390782
    Abstract: A display panel and a display device are disclosed, relating to the display technical field. The display panel comprises a display layer and a light control layer which are laminated, the light control layer comprises a plurality of light control pixel areas, the light control pixel areas comprise a thin film transistor, the display layer comprises a plurality of display pixel areas, and the display pixel areas comprise a green sub-pixel; the orthographic projection of the green sub-pixel on the light control pixel area is close to the area where the thin film transistor is located.
    Type: Application
    Filed: May 18, 2021
    Publication date: December 8, 2022
    Applicants: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Renhui Yu, Wen Zha, Xin Chen, Hongzhou Xie, Shangtao Zheng, Meizhen Chen, Ying Tian, Zengrong Li, Ye Hu, Qingna Hou, Kai Diao
  • Publication number: 20220122523
    Abstract: The present disclosure provides a display panel, a method for driving the display panel and a display device. The display panel includes a display region and a non-display region. The non-display region includes a first bonding region, and further includes first connection lines connected to a plurality of gate lines respectively and second connection lines connected to a plurality of data lines respectively. The display panel further includes at least one chip on film, the chip on film includes a second bonding region, a first region, and a second region between the second bonding region and the first region. A scanning driving integrated circuitry connected to the second bonding region via first wirings and a data driving integrated circuitry connected to the second bonding region via second wirings are bonded in the first region. The first wirings and the second wirings are arranged at different layers in the second region.
    Type: Application
    Filed: May 15, 2020
    Publication date: April 21, 2022
    Applicants: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ye HU, Kai DIAO, Qingna HOU, Hongzhou XIE, Shangtao ZHENG, Renhui YU, Wen ZHA, Xin CHEN, Meizhen CHEN
  • Patent number: 11175527
    Abstract: Disclosed are a reflective color filter substrate and driving method thereof, and a display panel and a display device. The substrate includes color-resist elements in an array, each color-resist element includes a first and second electrode arranged opposite to each other, and a color-resist structure located between the first and second electrodes; and in each color-resist element: the first electrode is a light-transmission electrode; the first and second electrodes are configured to generate a first electric field, and the color-resist elements are configured to be driven by the first electric field to reflect light rays incident on the first electrode as monochromatic light; and the first and second electrodes are configured to generate a second electric field, and the color-resist elements are configured to be driven by the second electric field to reflect the light rays incident on the first electrode as hybrid light of monochromatic light and white light.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: November 16, 2021
    Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ye Hu, Wen Zha, Xin Chen, Qingna Hou
  • Patent number: 11164535
    Abstract: Provided are a display control method and apparatus, a display apparatus, a storage medium, and a computer device. The display control method includes: detecting a picture frame to be output; and controlling a plurality of data lines to output, in a first mode, data signals for displaying the picture frame to be output in in response to detection that the picture frame to be output comprises a reference picture, wherein a signal polarity sequence in the first mode is different from a signal polarity sequence in a second mode, the second mode is an output mode of the plurality of data lines when the picture frame to be output does not comprise a reference picture, the signal polarity sequence is a sequence of polarities of data signals provided by all of the plurality of data lines according to an arrangement order of the plurality of data lines in a display apparatus.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: November 2, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qingna Hou, Weifan Yang, Na Li
  • Publication number: 20210158768
    Abstract: Provided are a display control method and apparatus, a display apparatus, a storage medium, and a computer device. The display control method includes: detecting a picture frame to be output; and controlling a plurality of data lines to output, in a first mode, data signals for displaying the picture frame to be output in in response to detection that the picture frame to be output comprises a reference picture, wherein a signal polarity sequence in the first mode is different from a signal polarity sequence in a second mode, the second mode is an output mode of the plurality of data lines when the picture frame to be output does not comprise a reference picture, the signal polarity sequence is a sequence of polarities of data signals provided by all of the plurality of data lines according to an arrangement order of the plurality of data lines in a display apparatus.
    Type: Application
    Filed: June 11, 2019
    Publication date: May 27, 2021
    Inventors: Qingna Hou, Weifan Yang, Na Li
  • Patent number: 11016606
    Abstract: The present disclosure provides a method and device for controlling a touch screen, and an electronic device. The method includes: applying a first driving voltage to a voltage input terminal of the bridge, and obtaining a first voltage difference between a first voltage output terminal and a second voltage output terminal of the bridge corresponding to the first driving voltage; determining a first equivalent resistance value of the bridge corresponding to the first driving voltage at a current temperature according to the first driving voltage and a preset equation; determining a first compensation voltage value corresponding to the current temperature according to the first equivalent resistance value, the first voltage difference, and a preset formula; determining whether to trigger a touch unit corresponding to the bridge according to the first voltage difference and the first compensation voltage value.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: May 25, 2021
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Renhui Yu, Hongzhou Xie, Ye Hu, Shangtao Zheng, Wen Zha, Xin Chen, Meizhen Chen, Qingna Hou, Kai Diao
  • Publication number: 20210132731
    Abstract: The present disclosure provides a method and device for controlling a touch screen, and an electronic device. The method includes: applying a first driving voltage to a voltage input terminal of the bridge, and obtaining a first voltage difference between a first voltage output terminal and a second voltage output terminal of the bridge corresponding to the first driving voltage; determining a first equivalent resistance value of the bridge corresponding to the first driving voltage at a current temperature according to the first driving voltage and a preset equation; determining a first compensation voltage value corresponding to the current temperature according to the first equivalent resistance value, the first voltage difference, and a preset formula; determining whether to trigger a touch unit corresponding to the bridge according to the first voltage difference and the first compensation voltage value.
    Type: Application
    Filed: March 26, 2020
    Publication date: May 6, 2021
    Inventors: Renhui Yu, Hongzhou Xie, Ye Hu, Shangtao Zheng, Wen Zha, Xin Chen, Meizhen Chen, Qingna Hou, Kai Diao
  • Publication number: 20200319500
    Abstract: Disclosed are a reflective color filter substrate and driving method thereof, and a display panel and a display device. The substrate includes color-resist elements in an array, each color-resist element includes a first and second electrode arranged opposite to each other, and a color-resist structure located between the first and second electrodes; and in each color-resist element: the first electrode is a light-transmission electrode; the first and second electrodes are configured to generate a first electric field, and the color-resist elements are configured to be driven by the first electric field to reflect light rays incident on the first electrode as monochromatic light; and the first and second electrodes are configured to generate a second electric field, and the color-resist elements are configured to be driven by the second electric field to reflect the light rays incident on the first electrode as hybrid light of monochromatic light and white light.
    Type: Application
    Filed: August 28, 2019
    Publication date: October 8, 2020
    Inventors: Ye HU, Wen ZHA, Xin CHEN, Qingna HOU
  • Patent number: 10712829
    Abstract: The disclosure provides a handwriting board and a control method thereof. The handwriting board includes: a touch structure configured to sense the handwriting touch position; a filter display structure comprising a photonic crystal layer and a filter driving circuit, the photonic crystal layer comprises a periodic defect structure of the surface and a photo-dielectric filled in the periodic defect structure, and the filter driving circuit is used for applying a voltage to the photonic crystal layer to drive a change in the state of the photo-dielectric in the periodic defect structure; and a controller configured to control the filter driving circuit to drive a change in the state of the photo-dielectric in the photonic crystal layer in the corresponding region according to the handwriting touch position so as to change the forbidden band of the photonic crystal layer in the corresponding region.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: July 14, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lan Feng, Qingna Hou
  • Patent number: 10310658
    Abstract: A touch structure, touch display panel and touch display device are disclosed. The touch structure comprises multiple first electrodes and multiple second electrodes arranged to intersect with and insulate from the first electrodes. The first and second electrodes are connected with respective signal transmission lines which transmits a touch signal to the corresponding first or second electrode. At least one electrode in a set of the first and second electrodes is a closable electrode, at least a part of which is a closable part. A switch unit is arranged between the closable part and the corresponding signal transmission line to control connection and disconnection therebetween. With the present invention, by arranging the switch unit between the closable part and the corresponding signal transmission line to control the connection and disconnection therebetween, the touch function in the region corresponding to the closable part can be enabled or disabled.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: June 4, 2019
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventor: Qingna Hou
  • Publication number: 20190094978
    Abstract: The disclosure provides a handwriting board and a control method thereof. The handwriting board includes: a touch structure configured to sense the handwriting touch position; a filter display structure comprising a photonic crystal layer and a filter driving circuit, the photonic crystal layer comprises a periodic defect structure of the surface and a photo-dielectric filled in the periodic defect structure, and the filter driving circuit is used for applying a voltage to the photonic crystal layer to drive a change in the state of the photo-dielectric in the periodic defect structure; and a controller configured to control the filter driving circuit to drive a change in the state of the photo-dielectric in the photonic crystal layer in the corresponding region according to the handwriting touch position so as to change the forbidden band of the photonic crystal layer in the corresponding region.
    Type: Application
    Filed: May 31, 2018
    Publication date: March 28, 2019
    Inventors: Lan FENG, Qingna HOU
  • Patent number: 10209601
    Abstract: Disclosed are a display substrate and a driving method thereof, and a display device. The display substrate includes a plurality of pixels, a data signal chip and a control unit. Each of the pixels includes a white sub-pixel; the data signal chip is for transmitting a set of data signals to the pixels, the set of data signals including data signals transmitted to the white sub-pixel; and the control unit controls the white sub-pixel to be in a dark state when the data signal chip transmits a predetermined set of data signals to the pixels. When the data signal chip transmits the predetermined set of data signals to the pixels, the display substrate controls the white sub-pixel to be in a dark state.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: February 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Qingna Hou, Weifan Yang, Lan Feng
  • Publication number: 20180113367
    Abstract: Disclosed are a display substrate and a driving method thereof, and a display device. The display substrate includes a plurality of pixels, a data signal chip and a control unit. Each of the pixels includes a white sub-pixel; a data signal chip for transmitting a set of data signals to the pixels, the set of data signals including data signals transmitted to the white sub-pixel; and a control unit which controls the white sub-pixel to be in a dark state when the data signal chip transmits a predetermined set of data signals to the pixels. When the data signal chip transmits the predetermined set of data signals to the pixels, the display substrate controls the white sub-pixel to be in a dark state.
    Type: Application
    Filed: September 23, 2016
    Publication date: April 26, 2018
    Applicants: Boe Technology Group Co., Ltd., Beijing Boe Display Technology Co., Ltd.
    Inventors: Qingna HOU, Weifan YANG, Lan FENG
  • Publication number: 20160370924
    Abstract: A touch structure, touch display panel and touch display device are disclosed. The touch structure comprises multiple first electrodes and multiple second electrodes arranged to intersect with and insulate from the first electrodes. The first and second electrodes are connected with respective signal transmission lines which transmits a touch signal to the corresponding first or second electrode. At least one electrode in a set of the first and second electrodes is a closable electrode, at least a part of which is a closable part. A switch unit is arranged between the closable part and the corresponding signal transmission line to control connection and disconnection therebetween. With the present invention, by arranging the switch unit between the closeable part and the corresponding signal transmission line to control the connection and disconnection therebetween, the touch function in the region corresponding to the closeable part can be enabled or disabled.
    Type: Application
    Filed: July 20, 2015
    Publication date: December 22, 2016
    Inventor: Qingna HOU
  • Patent number: 9194985
    Abstract: A color filter substrate comprising: a base plate; a first conductive layer formed on the base plate in a first direction; a color resistance layer formed on the first conductive layer at positions at least corresponding to pixel regions, wherein the color resistance layer is formed with via holes at positions corresponding to each sub-pixel region; a black matrix formed on the first conductive layer at positions corresponding to pixel gaps; a second conductive layer formed on the surfaces of the black matrix and the color resistance layer in a second direction different from the first direction; a dielectric layer formed at least on the second conductive layer, wherein the dielectric layer is formed with via holes corresponding to the via holes in the color resistance layer; and a third conductive layer formed on the dielectric layer and electrically connected with a corresponding portion of the first conductive layer through aligned via holes of the color resistance layer and the dielectric layer.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: November 24, 2015
    Assignees: BOE TECHNOLOGY GROUPCO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lan Feng, Qingna Hou