Patents by Inventor lchiro SETO

lchiro SETO 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).

  • OFDM SIGNAL TRANSMISSION METHOD AND APPARATUS
    Publication number: 20170118056
    Abstract: An orthogonal frequency division multiplexing (OFDM) signal transmission apparatus which transmits OFDM signals by using a plurality of transmission antennas includes a subcarrier setting device which sets signals for subcarriers so as to use some of the subcarriers of the OFDM signals as pilot subcarriers to transmit pilot signals and use the remaining subcarriers as data subcarriers to transmit data signals, the subcarrier setting device changing polarities of signals for the pilot subcarriers for each transmission antenna.
    Type: Application
    Filed: January 3, 2017
    Publication date: April 27, 2017
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Tsuguhide AOKI, lchiro SETO, Daisuke TAKEDA, Takehiko TOYODA, Ren SAKATA