Patents by Inventor Zhongjie QIN

Zhongjie QIN 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).

  • ANTENNA SYSTEM
    Publication number: 20230035028
    Abstract: An antenna system according to an embodiment of the present disclosure includes an antenna unit and a metal cavity corresponding to the antenna unit. The metal cavity is grounded and provided with an opening connected with the outside. By introducing the metal cavity, an embodiment of the present invention solves the problem of multi-band mutual coupling caused by a common ground current by using the cavity filter structure with a small size.
    Type: Application
    Filed: December 31, 2020
    Publication date: February 2, 2023
    Inventors: Zhongjie QIN, Zhichao ZHANG