Patents by Inventor Yuanyuan CHAI

Yuanyuan CHAI 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).

  • Publication number: 20210208736
    Abstract: A touch structure has a bending area and a non-bending area, and the bending area has a first center line parallel to a first direction. The touch structure includes: a plurality of first touch electrodes extending in the first direction and sequentially arranged in a second direction, and a first insulating layer. At least a portion of a first touch electrode located in the bending area includes first sub-touch electrodes; and the first direction intersects with the second direction. The first insulating layer has a plurality of via holes. Among the first sub-touch electrodes included in the first touch electrode, any two adjacent first sub-touch electrodes are located on two opposite sides of the first insulating layer, and any two adjacent first sub-touch electrodes are electrically connected through at least one via hole in the first insulating layer.
    Type: Application
    Filed: March 12, 2020
    Publication date: July 8, 2021
    Inventors: Yangpeng WANG, Weinan DAI, Xucong WANG, Xianghua NAN, Yuanyuan CHAI
  • Patent number: 11016624
    Abstract: The present disclosure provides a touch display panel and a manufacturing method thereof and a display device, the touch display panel includes a first substrate and a second substrate arranged oppositely, light emitting units are arranged on the first substrate, each light emitting unit includes a first electrode, a light emitting layer and a second electrode which are arranged in sequence along a direction away from the first substrate; a touch control layer is arranged on the second substrate and includes a first touch pattern and a second touch pattern, the second touch pattern is located on a side of the first touch pattern distal from the second substrate, auxiliary electrodes are arranged on the second substrate, the auxiliary electrodes are spaced apart from the second touch pattern and arranged in a same layer as the second touch pattern, the auxiliary electrodes are in electrical contact with the second electrodes.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: May 25, 2021
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yangpeng Wang, Haihong Zheng, Zhenhua Zhang, Yingsong Xu, Guoqiang Ma, Yuanyuan Chai
  • Patent number: 10984214
    Abstract: A method and a device for unlocking a fingerprint are provided. The method includes: controlling a predetermined light-emitting region of a display device to enter a first display mode upon receipt of external light, controlling the predetermined light-emitting region of the display device to enter a second display mode when the predetermined light-emitting region of the display device is pressed; and acquiring fingerprint information in the predetermined light-emitting region of the display device after the predetermined light-emitting region enters the second display mode, and determining whether to allow unlocking or not according to the fingerprint information.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: April 20, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yuanyuan Chai, Yangpeng Wang, Weinan Dai, Yao Hu, Yingsong Xu
  • Publication number: 20200402451
    Abstract: A display device includes a display panel including a display region and a non-display region surrounding the display region, a plurality of a light-emitting units arranged at the display region; a touch circuit connected to the display panel, and configured to detect touch information when the display panel is touched; a control circuit connected to the touch circuit and the display panel, and configured to control a corresponding light-emitting unit to emit a predetermined light beam in response to the touch information; a photosensing circuit connected to the display panel and the control circuit, and configured to sense the predetermined light beam and convert it into an electric signal; and a data processor connected to the control circuit and the display panel, and configured to process the electric signal acquired by the photosensing circuit through conversion to acquire monitoring data, and display the monitoring data on the display panel.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 24, 2020
    Inventors: Yangpeng WANG, Yanyan ZHAO, Yuanyuan CHAI, Peng CHEN, Xucong WANG
  • Patent number: 10819891
    Abstract: The present disclosure discloses a camera module and a manufacturing method thereof, a display device and a manufacturing method thereof, in the field of display technology. The display panel includes a display substrate and a transparent cover plate on the display substrate. The camera module includes a camera and a transparent cover plate attached to the camera, wherein a part of the transparent cover plate is configured as a target optical lens which is used as an external optical lens of the camera, and the transparent cover plate is configured to protect a display device. With the present disclosure, the thickness of the camera module is reduced. The present disclosure is used for capturing an image.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: October 27, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang Wang, Fei Liu, Jianqiang Liu, Kuo Sun, Haihong Zheng, Yuanyuan Chai
  • Patent number: 10803808
    Abstract: A pixel driving circuit and a method for driving the same, a display panel, and a display apparatus are disclosed. The pixel driving circuit includes: a driving transistor, an organic light emitting diode, a light emitting control sub-circuit, a first scanning sub-circuit, a second scanning sub-circuit, a first storage sub-circuit, and a second storage sub-circuit. The light emitting control sub-circuit is configured to transmit a first voltage at a first voltage terminal to a second node under control of a light emitting control terminal. The first scanning sub-circuit is configured to cause a voltage at a first node to be equal to a voltage at the second node under control of a scanning signal terminal. The second scanning sub-circuit is configured to transmit a reference voltage at a reference voltage terminal to a third node under control of the scanning signal terminal. The first storage sub-circuit is configured to be charged or discharged under control of the second node and a data signal terminal.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: October 13, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingsong Xu, Yangpeng Wang, Guoqiang Tang, Weinan Dai, Kuo Sun, Yuanyuan Chai
  • Publication number: 20200272279
    Abstract: The present disclosure provides a touch display panel and a manufacturing method thereof and a display device, the touch display panel includes a first substrate and a second substrate arranged oppositely, light emitting units are arranged on the first substrate, each light emitting unit includes a first electrode, a light emitting layer and a second electrode which are arranged in sequence along a direction away from the first substrate; a touch control layer is arranged on the second substrate and includes a first touch pattern and a second touch pattern, the second touch pattern is located on a side of the first touch pattern distal from the second substrate, auxiliary electrodes are arranged on the second substrate, the auxiliary electrodes are spaced apart from the second touch pattern and arranged in a same layer as the second touch pattern, the auxiliary electrodes are in electrical contact with the second electrodes.
    Type: Application
    Filed: October 28, 2019
    Publication date: August 27, 2020
    Inventors: Yangpeng WANG, Haihong ZHENG, Zhenhua ZHANG, Yingsong XU, Guoqiang MA, Yuanyuan CHAI
  • Publication number: 20200273406
    Abstract: A pixel driving circuit and a method for driving the same, a display panel, and a display apparatus are disclosed. The pixel driving circuit includes: a driving transistor, an organic light emitting diode, a light emitting control sub-circuit, a first scanning sub-circuit, a second scanning sub-circuit, a first storage sub-circuit, and a second storage sub-circuit. The light emitting control sub-circuit is configured to transmit a first voltage at a first voltage terminal to a second node under control of a light emitting control terminal. The first scanning sub-circuit is configured to cause a voltage at a first node to be equal to a voltage at the second node under control of a scanning signal terminal. The second scanning sub-circuit is configured to transmit a reference voltage at a reference voltage terminal to a third node under control of the scanning signal terminal. The first storage sub-circuit is configured to be charged or discharged under control of the second node and a data signal terminal.
    Type: Application
    Filed: August 6, 2019
    Publication date: August 27, 2020
    Inventors: Yingsong Xu, Yangpeng Wang, Guoqiang Tang, Weinan Dai, Kuo Sun, Yuanyuan Chai
  • Publication number: 20200161572
    Abstract: In an embodiment, there is provided a flexible display substrate comprising: a flexible substrate; and a stress control layer and a wiring layer provided on the flexible substrate, wherein an orthographic projection of the stress control layer on the flexible substrate at least partly overlaps an orthographic projection of wirings of the wiring layer on the flexible substrate.
    Type: Application
    Filed: May 10, 2019
    Publication date: May 21, 2020
    Inventors: Hai ZHENG, Yao HUANG, Gaoxiang WU, Fei LIAO, Liang SONG, Yuanyuan CHAI, Liushan CHEN
  • Publication number: 20190349503
    Abstract: The present disclosure discloses a camera module and a manufacturing method thereof, a display device and a manufacturing method thereof, in the field of display technology. The display panel includes a display substrate and a transparent cover plate on the display substrate. The camera module includes a camera and a transparent cover plate attached to the camera, wherein a part of the transparent cover plate is configured as a target optical lens which is used as an external optical lens of the camera, and the transparent cover plate is configured to protect a display device. With the present disclosure, the thickness of the camera module is reduced. The present disclosure is used for capturing an image.
    Type: Application
    Filed: May 15, 2018
    Publication date: November 14, 2019
    Inventors: Yang Wang, Fei Liu, Jianqiang Liu, Kuo Sun, Haihong Zheng, Yuanyuan Chai
  • Publication number: 20190324569
    Abstract: Disclosed are a touch display panel, a method for driving the same, and a touch display device. The touch display panel includes: an base substrate; and a touch structure arranged above the base substrate, wherein the touch structure includes a first electrode layer and a second electrode layer arranged at different layers, and transparent piezoelectric elements arranged in an array between the first electrode layer and the second electrode layer; wherein at least one of the first electrode layer and the second electrode layer includes electrode elements arranged in an array, and the transparent piezoelectric elements are configured to filter light.
    Type: Application
    Filed: November 26, 2018
    Publication date: October 24, 2019
    Inventors: Guoqiang MA, Yingsong XU, Yang WANG, Guoqiang TANG, Yuanyuan CHAI, Kuo SUN, Yangpeng WANG, Yao HU
  • Publication number: 20190228202
    Abstract: A method and a device for unlocking a fingerprint are provided. The method includes: controlling a predetermined light-emitting region of a display device to enter a first display mode upon receipt of external light, controlling the predetermined light-emitting region of the display device to enter a second display mode when the predetermined light-emitting region of the display device is pressed; and acquiring fingerprint information in the predetermined light-emitting region of the display device after the predetermined light-emitting region enters the second display mode, and determining whether to allow unlocking or not according to the fingerprint information.
    Type: Application
    Filed: November 21, 2018
    Publication date: July 25, 2019
    Inventors: Yuanyuan CHAI, Yangpeng WANG, Weinan DAI, Yao HU, Yingsong XU