Patents by Inventor Xianghua Long

Xianghua Long 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 apparatus and mobile terminal
    Patent number: 11404790
    Abstract: An antenna apparatus includes a radiator, a first grounding branch, and a second grounding branch. The radiator includes a feed point, a first radiation section, and a second radiation section. The first radiation section and the second radiation section are disposed on two sides of the feed point by a first gap and a second gap. A first ground end is disposed at one end of the first radiation section away from the first gap, and a second ground end is disposed at one end of the second radiation section away from the second gap. The first and second grounding branches intersect with the radiator. A matching circuit is coupled in series in the first grounding branch, and a first high-frequency filter is coupled in series in the second grounding branch.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: August 2, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Qiao Sun, Kun Li, Liang Lu, Xianghua Long
  • Antenna Apparatus and Mobile Terminal
    Publication number: 20210273340
    Abstract: An antenna apparatus includes a radiator, a first grounding branch, and a second grounding branch. The radiator includes a feed point, a first radiation section, and a second radiation section. The first radiation section and the second radiation section are disposed on two sides of the feed point by a first gap and a second gap. A first ground end is disposed at one end of the first radiation section away from the first gap, and a second ground end is disposed at one end of the second radiation section away from the second gap. The first and second grounding branches intersect with the radiator. A matching circuit is coupled in series in the first grounding branch, and a first high-frequency filter is coupled in series in the second grounding branch.
    Type: Application
    Filed: July 11, 2019
    Publication date: September 2, 2021
    Inventors: Qiao Sun, Kun Li, Liang Lu, Xianghua Long