Patents by Inventor Hideyuki Yahata

Hideyuki Yahata 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 resource allocation method and radio station
    Patent number: 8249609
    Abstract: Provided is a radio resource allocation method of allocating common radio resources shared among a plurality of radio stations or a plurality of sectors to each of the plurality of radio stations or each of the plurality of sectors. The method includes defining, as a frame set, a given number of radio frames for repeatedly providing the common radio resources along a time axis, defining, as radio resource units, minimum units obtained by dividing the common radio resources provided by the frame set in units of the radio frames and in units of sub-channel groups, and allocating at least one of the radio resource units to each of the plurality of radio stations or the each of the plurality of sectors.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: August 21, 2012
    Assignee: Fujitsu Limited
    Inventors: Masato Katori, Makoto Ueno, Hideyuki Yahata
  • Radio Resource Allocation Method And Radio Station
    Publication number: 20100015987
    Abstract: Provided is a radio resource allocation method of allocating common radio resources shared among a plurality of radio stations or a plurality of sectors to each of the plurality of radio stations or each of the plurality of sectors. The method includes defining, as a frame set, a given number of radio frames for repeatedly providing the common radio resources along a time axis, defining, as radio resource units, minimum units obtained by dividing the common radio resources provided by the frame set in units of the radio frames and in units of sub-channel groups, and allocating at least one of the radio resource units to each of the plurality of radio stations or the each of the plurality of sectors.
    Type: Application
    Filed: September 29, 2009
    Publication date: January 21, 2010
    Applicant: FUJITSU LIMITED
    Inventors: Masato KATORI, Makoto UENO, Hideyuki YAHATA