Patents by Inventor Zhengliu LU

Zhengliu LU 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: 11657748
    Abstract: A display control method includes: in response to a display area of a display device being divided into multiple display sub-areas, controlling outputs from the multiple display sub-areas at corresponding refresh rates. The refresh rates of different display sub-areas can be the same or different.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: May 23, 2023
    Assignee: LENOVO (BEIJING) CO., LTD.
    Inventor: Zhengliu Lu
  • Publication number: 20220309977
    Abstract: A display control method includes: in response to a display area of a display device being divided into multiple display sub-areas, controlling outputs from the multiple display sub-areas at corresponding refresh rates. The refresh rates of different display sub-areas can be the same or different.
    Type: Application
    Filed: December 15, 2021
    Publication date: September 29, 2022
    Inventor: Zhengliu LU
  • Patent number: 10681192
    Abstract: An electronic device includes a first body and a second body movably connected to the first body via a connecting component. The first body includes at least a first display screen having a display area that is exposed from a first surface of the first body. The second body includes at least a second display screen that is exposed from a first surface of the second body and an acquisition apparatus that acquires images via at least a first window of the second body. The first window is arranged at a surface of the second body that is different from the first surface of the second body. The second body is movable from a first relative position with respect to the first body to a second relative position with respect to the first body.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: June 9, 2020
    Assignee: LENOVO (BEIJING) CO., LTD.
    Inventors: Zhengliu Lu, Hailong Wu
  • Publication number: 20190306291
    Abstract: An electronic device includes a first body and a second body movably connected to the first body via a connecting component. The first body includes at least a first display screen having a display area that is exposed from a first surface of the first body. The second body includes at least a second display screen that is exposed from a first surface of the second body and an acquisition apparatus that acquires images via at least a first window of the second body. The first window is arranged at a surface of the second body that is different from the first surface of the second body. The second body is movable from a first relative position with respect to the first body to a second relative position with respect to the first body.
    Type: Application
    Filed: March 28, 2019
    Publication date: October 3, 2019
    Inventors: Zhengliu LU, Hailong WU
  • Publication number: 20190102597
    Abstract: A method and an electronic device of performing fingerprint recognition are provided. The method of performing the fingerprint recognition comprises: receiving a trigger instruction to call a fingerprint-recognition element of an electronic device; and in response to receiving the trigger instruction, activating one or more pixel units of a display screen of the electronic device to provide light at a fingerprint detection area of the display screen; detecting a fingerprint of a user of the electronic device at the fingerprint-detection area of the display screen; and determining whether or not the user is an authorized user of the electronic device from the fingerprint of the user as detected.
    Type: Application
    Filed: October 1, 2018
    Publication date: April 4, 2019
    Inventors: Zhengliu LU, Minggui QIAN