Patents by Inventor Haruo Mitsutake

Haruo Mitsutake 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).

  • Congestion control system, service edge node, guidance server, congestion control method, program therefor, and recording medium recorded therewith
    Patent number: 8345556
    Abstract: In an edge region between an access network for connection to an IP communication terminal of a subscriber via a gateway and a core network for providing the subscriber with an IP telephone service, a service edge node and a guidance server are disposed. The service edge node controls a call initiation request received from the subscriber based on a congested state of the core network and a priority given to the subscriber. The guidance server transmits guidance to the subscriber without the intermediation of the core network.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: January 1, 2013
    Assignee: NEC Corporation
    Inventor: Haruo Mitsutake
  • CONGESTION CONTROL SYSTEM, SERVICE EDGE NODE, GUIDANCE SERVER, CONGESTION CONTROL METHOD, PROGRAM THEREFOR, AND RECORDING MEDIUM RECORDED THEREWITH
    Publication number: 20080239964
    Abstract: In an edge region between an access network for connection to an IP communication terminal of a subscriber via a gateway and a core network for providing the subscriber with an IP telephone service, a service edge node and a guidance server are disposed. The service edge node controls a call initiation request received from the subscriber based on a congested state of the core network and a priority given to the subscriber. The guidance server transmits guidance to the subscriber without the intermediation of the core network.
    Type: Application
    Filed: March 14, 2008
    Publication date: October 2, 2008
    Inventor: HARUO MITSUTAKE