Patents by Inventor Tomoko Saruwatari

Tomoko Saruwatari 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).

  • Network monitoring and controlling apparatus
    Patent number: 7292540
    Abstract: A network monitoring and controlling apparatus for monitoring and controlling a transmission network formed by a plurality of transmission apparatus includes: a path information storing unit for storing path information; a quality information periodic collection unit for periodically collecting quality information; a quality deterioration detecting unit for determining whether or not quality of the path is deteriorated; a path via point searching unit searching the path information storing unit and obtaining information on a path via points of the path deteriorated in quality; a path via point quality information collection unit for collecting quality information of channels corresponding to the path via points; and a quality deterioration point identifying unit for determining whether or not a deteriorated path via point is present.
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: November 6, 2007
    Assignee: Fujitsu Limited
    Inventors: Toshiyuki Yada, Osamu Kobayashi, Yoshiyasu Sutou, Satoshi Kumano, Hideki Maeda, Tomoko Saruwatari, Takashi Yoshitake
  • Network monitoring and controlling apparatus
    Publication number: 20040165526
    Abstract: A network monitoring and controlling apparatus for monitoring and controlling a transmission network formed by a plurality of transmission apparatus includes: a path information storing unit for storing path information; a quality information periodic collection unit for periodically collecting quality information; a quality deterioration detecting unit for determining whether or not quality of the path is deteriorated; a path via point searching unit searching the path information storing unit and obtaining information on a path via points of the path deteriorated in quality; a path via point quality information collection unit for collecting quality information of channels corresponding to the path via points; and a quality deterioration point identifying unit for determining whether or not a deteriorated path via point is present.
    Type: Application
    Filed: February 24, 2004
    Publication date: August 26, 2004
    Inventors: Toshiyuki Yada, Osamu Kobayashi, Yoshiyasu Sutou, Satoshi Kumano, Hideki Maeda, Tomoko Saruwatari, Takashi Yoshitake