Patents by Inventor Qingqing MA

Qingqing MA 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: 11822203
    Abstract: A display panel and control methods thereof are provided. In one example, the display panel includes, a first substrate and a second substrate opposite to each other, and a solution encapsulated between the first substrate and the second substrate. In some examples, the solution includes opaque charged particles. In some examples, the first substrate includes a first electrode, the first electrode including a plurality of discrete sub-electrodes, and the second substrate includes a second electrode. Further, the control method may include adjusting an electric field between each of the plurality of discrete sub-electrodes and the second electrode, causing the opaque charged particles to undergo a gathering motion or a scattering motion.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: November 21, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qingqing Ma, Shuo Li, Chao Tian, Zhe Wang, Xiang Yuan, Wenyuan Xi, Yinan Gao, Rui Xu, Min Wang, Fang Zhang, Qidong Sun, Shaoru Zhang
  • Patent number: 11781710
    Abstract: Disclosed are an electronic signboard and a wall hanging device. The electronic signboard includes a display device and a wall hanging device. The display device is provided with a first fitting portion, and the wall hanging device is provided with a second fitting portion detachably connected to the first fitting portion. The wall hanging device is further provided a fixing surface via which the wall hanging device is fixed to a mounting base.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: October 10, 2023
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanjun Liu, Qingqing Ma, Yinan Gao, Tianjiao Wang, Junpeng Han, Yin Yuan, Jinmiao Tang, Hui Sun, Bangcan Xue, Jia Meng, Tao Jia, Wenfeng Jin, Ming Zhai, Shuo Li, Liguang Deng
  • Patent number: 11783790
    Abstract: A display substrate includes a first substrate, a microcup structure layer, an electrophoretic liquid and a second substrate. The first substrate includes a pixel electrode layer which includes a plurality of pixel electrodes. The microcup structure layer is disposed on a side of the first substrate. The microcup structure layer includes a plurality of microcups, each microcup has a first opening and a second opening opposite to the first opening, the first opening is closer to the pixel electrode layer than the second opening, a size of the first opening being greater than a size of the second opening. The electrophoretic fluid is filled in the plurality of microcups, and the electrophoretic fluid is incorporated with charged particles. The second substrate is disposed on a side, away from the first substrate, of the microcup structure layer with the electrophoretic fluid, and the second substrate includes a common electrode layer.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: October 10, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhe Wang, Qingqing Ma, Chao Tian, Rui Xu, Shuo Li, Min Wang, Xiang Yuan, Linyu Li, Haizhou Ren, Haiyang Tian, Kaifeng Wang, Yinan Gao, Guojie Qin
  • Patent number: 11740531
    Abstract: Embodiments of the present disclosure provide an electronic paper, a display device, and a driving method. A plurality of first half-cup structures each includes charged dye particles with a single electric property are provided on the first driving backplane, a plurality of second half-cup structures each includes charged dye particles with a single electric property are provided on the second driving backplane; one first half-cup structure and the opposite second half-cup structures constitute a micro-cup structure, a electric property of the charged dye particles in the first half-cup structure is opposite to that in the second half-cup structure in the same micro-cup structure; a cross-sectional area of the respective second half-cup structures gradually decreases in a direction pointing from the second driving backplane to the first driving backplane; and a cross-sectional area of the respective first half-cup structures gradually decreases in an opposite direction.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: August 29, 2023
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhe Wang, Qingqing Ma, Chao Tian, Rui Xu, Min Wang, Tianjiao Wang, Yan Zhang, Haiyang Tian
  • Publication number: 20230152656
    Abstract: Embodiments of the present disclosure provide an electronic paper, a display device, and a driving method. A plurality of first half-cup structures each includes charged dye particles with a single electric property are provided on the first driving backplane, a plurality of second half-cup structures each includes charged dye particles with a single electric property are provided on the second driving backplane; one first half-cup structure and the opposite second half-cup structures constitute a micro-cup structure, a electric property of the charged dye particles in the first half-cup structure is opposite to that in the second half-cup structure in the same micro-cup structure; a cross-sectional area of the respective second half-cup structures gradually decreases in a direction pointing from the second driving backplane to the first driving backplane; and a cross-sectional area of the respective first half-cup structures gradually decreases in an opposite direction.
    Type: Application
    Filed: July 31, 2019
    Publication date: May 18, 2023
    Inventors: Zhe WANG, Qingqing MA, Chao TIAN, Rui XU, Min WANG, Tianjiao WANG, Yan ZHANG, Haiyang TIAN
  • Publication number: 20230121668
    Abstract: A display substrate includes a first substrate, a microcup structure layer, an electrophoretic liquid and a second substrate. The first substrate includes a pixel electrode layer which includes a plurality of pixel electrodes. The microcup structure layer is disposed on a side of the first substrate. The microcup structure layer includes a plurality of microcups, each microcup has a first opening and a second opening opposite to the first opening, the first opening is closer to the pixel electrode layer than the second opening, a size of the first opening being greater than a size of the second opening. The electrophoretic fluid is filled in the plurality of microcups, and the electrophoretic fluid is incorporated with charged particles. The second substrate is disposed on a side, away from the first substrate, of the microcup structure layer with the electrophoretic fluid, and the second substrate includes a common electrode layer.
    Type: Application
    Filed: July 17, 2019
    Publication date: April 20, 2023
    Inventors: Zhe WANG, Qingqing MA, Chao TIAN, Rui XU, Shuo LI, Min WANG, Xiang YUAN, Linyu LI, Haizhou REN, Haiyang TIAN, Kaifeng WANG, Yinan GAO, Guojie QIN
  • Patent number: 11508278
    Abstract: A signal transmission method, a signal transmission apparatus and a display device are provided which belonging to the field of display technology. The signal transmission method is applied to a signal sender, the signal sender includes a first interface, a point-to-point connection is established between the first interface and a second interface of a signal receiver, the signal transmission method includes: sending a non-periodic training signal to the second interface via the first interface in an interval of transmission of pixel data. EMI generated during data transmission is reduced by using a technical solution of the present disclosure.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: November 22, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Shaoru Zhang, Wei Sun, Jian Zhang, Yang Chen, Di Kong, Qingqing Ma, Wei Wang
  • Patent number: 11489129
    Abstract: A display unit, a display substrate, a driving method of the display substrate and a display device are provided. The display unit includes a first electrode, a second electrode disposed above the first electrode, a functional layer disposed between the first electrode and the second electrode, and the functional layer includes a luminescent material with electrical bistable characteristics. The display unit is provided with the functional layer of the luminescent material with the electrical bistable characteristics, so that the display unit can emit light when being in a high conductivity state and still keep emitting light after being de-energized, and does not emit light when being in a low conductivity state, thereby realizing display and non-display of the display unit.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: November 1, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Min Wang, Rui Xu, Chao Tian, Zhe Wang, Shuo Li, Xiang Yuan, Qingqing Ma, Wenyuan Xi, Yinan Gao
  • Publication number: 20220065394
    Abstract: Disclosed are an electronic signboard and a wall hanging device. The electronic signboard includes a display device and a wall hanging device. The display device is provided with a first fitting portion, and the wall hanging device is provided with a second fitting portion detachably connected to the first fitting portion. The wall hanging device is further provided a fixing surface via which the wall hanging device is fixed to a mounting base.
    Type: Application
    Filed: May 11, 2021
    Publication date: March 3, 2022
    Inventors: Yanjun LIU, Qingqing MA, Yinan GAO, Tianjiao WANG, Junpeng HAN, Yin YUAN, Jinmiao TANG, Hui SUN, Bangcan XUE, Jia MENG, Tao JIA, Wenfeng JIN, Ming ZHAI, Shuo LI, Liguang DENG
  • Patent number: 11250795
    Abstract: A method of driving an electronic paper display apparatus includes: providing a preprocessing signal in the first pulse signal to the first electrode in the display stage of the first image display stage, so that the first particles and the third particles are mixed, and the first particles and the third particles are closer to a display side of the display apparatus than the second particles; and providing a first sub-pulse signal in the first pulse signal to the first electrode in the display stage of the first image display stage after providing the preprocessing signal, so that the third particles are closer to the display side of the display apparatus than the first particles and the second particles and the microcup displays the third color.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: February 15, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yinan Gao, Qingqing Ma, Shuo Li, Chao Tian, Guojie Qin, Xiang Yuan, Junpeng Han, Tianjiao Wang, Yin Yuan, Lizhong Zhang
  • Publication number: 20210405496
    Abstract: A display panel and control methods thereof are provided. In one example, the display panel includes, a first substrate and a second substrate opposite to each other, and a solution encapsulated between the first substrate and the second substrate. In some examples, the solution includes opaque charged particles. In some examples, the first substrate includes a first electrode, the first electrode including a plurality of discrete sub-electrodes, and the second substrate includes a second electrode. Further, the control method may include adjusting an electric field between each of the plurality of discrete sub-electrodes and the second electrode, causing the opaque charged particles to undergo a gathering motion or a scattering motion.
    Type: Application
    Filed: June 25, 2019
    Publication date: December 30, 2021
    Inventors: Qingqing MA, Shuo LI, Chao TIAN, Zhe WANG, Xiang YUAN, Wenyuan XI, Yinan GAO, Rui XU, Min WANG, Fang ZHANG, Qidong SUN, Shaoru ZHANG
  • Patent number: 11127334
    Abstract: A display device and a display method of the same are provided. The display device includes: a color electrophoretic display pixel layer and a liquid crystal layer; the color electrophoretic display pixel layer includes electrophoretic display pixel units arranged in an array, each of the electrophoretic display pixel units includes three pixel sub-units, and each of the electrophoretic display pixel units is configured to display a color by mixing colors of the three pixel sub-units; the liquid crystal layer is disposed on a light-emitting surface of the color electrophoretic display pixel layer, and a luminous flux of light emitted from the color electrophoretic display pixel layer is changed by controlling a deflection angle of a liquid crystal in the liquid crystal layer.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: September 21, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Xu, Chao Tian, Min Wang, Zhe Wang, Shuo Li, Xiang Yuan, Qingqing Ma, Yinan Gao, Guojie Qin
  • Publication number: 20210217340
    Abstract: A signal transmission method, a signal transmission apparatus and a display device are provided which belonging to the field of display technology. The signal transmission method is applied to a signal sender, the signal sender includes a first interface, a point-to-point connection is established between the first interface and a second interface of a signal receiver, the signal transmission method includes: sending a non-periodic training signal to the second interface via the first interface in an interval of transmission of pixel data. EMI generated during data transmission is reduced by using a technical solution of the present disclosure.
    Type: Application
    Filed: March 26, 2019
    Publication date: July 15, 2021
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shaoru ZHANG, Wei SUN, Jian ZHANG, Yang CHEN, Di KONG, Qingqing MA, Wei WANG
  • Publication number: 20210191205
    Abstract: Disclosed are an array substrate, a method for driving the same, a display module, and a display device. The array substrate includes a plurality of data lines, a plurality of gate lines, a plurality of switch signal lines, and a plurality of pixels, wherein each of the pixels includes a switch circuit, a drive circuit, and a light-emitting element. Each of the switch signal lines may be connected to the switch circuits of the plurality of pixels disposed in at least one region, and each of the gate lines is connected to a plurality of rows of pixels disposed in different regions. Reliable scanning of the pixels row by row may be ensured by flexible control of signals provided by the signal lines. The array substrate needs to be disposed with fewer gate lines, such that the cost is reduced.
    Type: Application
    Filed: June 30, 2020
    Publication date: June 24, 2021
    Inventors: Xiang Yuan, Chao Tian, Shuo Li, Qingqing Ma, Yinan Gao, Junpeng Han, Tianjiao Wang, Yin Yuan, Guojie Qin
  • Publication number: 20210193069
    Abstract: Disclosed are an array substrate and a method for driving the same, a display module, and a display device. The array substrate includes a plurality of data lines, a plurality of first gate lines, a plurality of second gate lines, a plurality of pixels and a plurality of switch circuit. Each of the first gate lines is connected to the plurality of switch circuit disposed in at least one region, and each of the switch circuit is connected to a row of pixels in the region where the switch circuit is disposed, and each of the second gate lines is connected to a plurality of rows of pixels disposed in different regions.
    Type: Application
    Filed: July 1, 2020
    Publication date: June 24, 2021
    Inventors: Shuo Li, Guangquan Wang, Chao Tian, Xiang Yuan, Qingqing Ma, Yinan Gao, Tianjiao Wang, Yin Yuan, Junpeng Han, Guojie Qin
  • Publication number: 20210142740
    Abstract: A method of driving an electronic paper display apparatus includes: providing a preprocessing signal in the first pulse signal to the first electrode in the display stage of the first image display stage, so that the first particles and the third particles are mixed, and the first particles and the third particles are closer to a display side of the display apparatus than the second particles; and providing a first sub-pulse signal in the first pulse signal to the first electrode in the display stage of the first image display stage after providing the preprocessing signal, so that the third particles are closer to the display side of the display apparatus than the first particles and the second particles and the microcup displays the third color.
    Type: Application
    Filed: June 25, 2020
    Publication date: May 13, 2021
    Inventors: Yinan Gao, Qingqing MA, Shuo LI, Chao TIAN, Guojie QIN, Xiang YUAN, Junpeng HAN, Tianjiao WANG, Yin YUAN, Lizhong ZHANG
  • Publication number: 20210083217
    Abstract: A display unit, a display substrate, a driving method of the display substrate and a display device are provided. The display unit includes a first electrode, a second electrode disposed above the first electrode, a functional layer disposed between the first electrode and the second electrode, and the functional layer includes a luminescent material with electrical bistable characteristics. The display unit is provided with the functional layer of the luminescent material with the electrical bistable characteristics, so that the display unit can emit light when being in a high conductivity state and still keep emitting light after being de-energized, and does not emit light when being in a low conductivity state, thereby realizing display and non-display of the display unit.
    Type: Application
    Filed: January 21, 2020
    Publication date: March 18, 2021
    Inventors: Min WANG, Rui XU, Chao TIAN, Zhe WANG, Shuo LI, Xiang YUAN, Qingqing MA, Wenyuan XI, Yinan GAO
  • Publication number: 20210012697
    Abstract: A display device and a display method of the same are provided. The display device includes: a color electrophoretic display pixel layer and a liquid crystal layer; the color electrophoretic display pixel layer includes electrophoretic display pixel units arranged in an array, each of the electrophoretic display pixel units includes three pixel sub-units, and each of the electrophoretic display pixel units is configured to display a color by mixing colors of the three pixel sub-units; the liquid crystal layer is disposed on a light-emitting surface of the color electrophoretic display pixel layer, and a luminous flux of light emitted from the color electrophoretic display pixel layer is changed by controlling a deflection angle of a liquid crystal in the liquid crystal layer.
    Type: Application
    Filed: March 27, 2020
    Publication date: January 14, 2021
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui XU, Chao TIAN, Min WANG, Zhe WANG, Shuo LI, Xiang YUAN, Qingqing MA, Yinan GAO, Guojie QIN
  • Patent number: 10788614
    Abstract: An optical module and a display device are provided; the optical module includes a light guide plate, the light guide plate includes a first surface and a second surface that are opposite; the second surface includes a plurality of non-planar portions and a plurality of planar portions; at least one of the plurality of non-planar portions is between any two adjacent planar portions; and each non-planar portion includes a first light-transmitting inclined plane inclined with respect to the plurality of planar portions.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: September 29, 2020
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingjun Du, Fei Liang, Lingyu Sun, Xiuyun Chen, Daekeun Yoon, Miao Liu, Xin Gai, Zheng Wang, Fei Dong, Liyu Fang, Qingqing Ma, Xi Li, Tingxiu Hou
  • Publication number: 20190331844
    Abstract: An optical module and a display device are provided; the optical module includes a light guide plate, the light guide plate includes a first surface and a second surface that are opposite; the second surface includes a plurality of non-planar portions and a plurality of planar portions; at least one of the plurality of non-planar portions is between any two adjacent planar portions; and each non-planar portion includes a first light-transmitting inclined plane inclined with respect to the plurality of planar portions.
    Type: Application
    Filed: April 10, 2019
    Publication date: October 31, 2019
    Inventors: Jingjun DU, Fei LIANG, Lingyu SUN, Xiuyun CHEN, Daekeun YOON, Miao LIU, Xin GAI, Zheng WANG, Fei DONG, Liyu FANG, Qingqing MA, Xi LI, Tingxiu HOU