Patents by Inventor Katsuhiko Tsujihata

Katsuhiko Tsujihata 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).

  • RADIO COMMUNICATION APPARATUS AND RADIO TRANSMISSION METHOD
    Publication number: 20230208484
    Abstract: A radio communication apparatus includes a plurality of antennas, a radio transmission unit configured to execute radio transmission processing on data to be transmitted from the plurality of antennas, and a processor connected to the radio transmission unit. The processor executes a process including acquiring beam group specification information that specifies a beam group that is capable of being formed when the data to be transmitted is transmitted, forming at least one beam included in the beam group, and correcting an envelope of a beam group using correction factors, the beam group including the at least one beam formed, the correction factors corresponding to the beam group specification information.
    Type: Application
    Filed: October 3, 2022
    Publication date: June 29, 2023
    Applicant: Fujitsu Limited
    Inventors: Katsuhiko Tsujihata, Kazuyuki Ozaki, Shunsuke FUJIO, KUNIFUMI TAMACHI, Kazunori Sato, Tadahiro Sato, Hiroshi Okagawa, Yoji Ohashi, Yusuke FURUUMI, Shinichiro Kobayashi