Patents by Inventor Akatsuki Minami

Akatsuki Minami 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).

  • Communication system, femto-cell base station, authentication device, communication method, and memory medium
    Patent number: 8699416
    Abstract: A communication system that includes at least UE and an HLR that are used in an IMS network further includes: a Femto-cell base station that makes up a predetermined communication area, and a control unit for controlling at least communication between the UE and the HLR. The Femto-cell base station and the control unit are present between the UE and the HLR. The Femto-cell base station includes a transmission unit for transmitting messages received from the UE to the control unit and for transmitting messages received from the control unit to the UE. The control unit converts messages received from the Femto-cell base station to messages that can be recognized by the HLR, and converts messages received from the HLR to messages that can be recognized by the UE.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: April 15, 2014
    Assignees: NEC Corporation, NEC Commuication Systems Ltd.
    Inventors: Osamu Kurokawa, Kazuki Eguchi, Yasuo Kanazawa, Yasuhiro Watanabe, Hiroaki Akiyama, Takayuki Kido, Akatsuki Minami
  • COMMUNICATION SYSTEM, FEMTO-CELL BASE STATION, AUTHENTICATION DEVICE, COMMUNICATION METHOD, AND MEMORY MEDIUM
    Publication number: 20110305196
    Abstract: A communication system that includes at least UE and an HLR that are used in an IMS network further includes: a Femto-cell base station that makes up a predetermined communication area, and a control unit for controlling at least communication between the UE and the HLR. The Femto-cell base station and the control unit are present between the UE and the HLR. The Femto-cell base station includes a transmission unit for transmitting messages received from the UE to the control unit and for transmitting messages received from the control unit to the UE. The control unit converts messages received from the Femto-cell base station to messages that can be recognized by the HLR, and converts messages received from the HLR to messages that can be recognized by the UE.
    Type: Application
    Filed: December 21, 2009
    Publication date: December 15, 2011
    Inventors: Osamu Kurokawa, Kazuki Eguchi, Yasuo Kanazawa, Yasuhiro Watanabe, Hiroaki Akiyama, Takayuki Kido, Akatsuki Minami