Patents by Inventor Shigeo KOJINA

Shigeo KOJINA 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).

  • Information processing apparatus, control device, and abnormal unit determination method
    Patent number: 8799708
    Abstract: An information processing apparatus determines an abnormal unit by: determining whether or not there is an abnormal point in access to a slave unit by a first master unit that controls a plurality of slave units connected by a serial bus; requesting a second master unit having redundancy with the first master unit to access a specific slave unit when the abnormal point is determined to exist in access to the specific slave unit in the determining; and determining a unit having an abnormality by use of an access result relating to the abnormal point determined to have an abnormality in the determining and an access result indicating a result of the request made in the requesting.
    Type: Grant
    Filed: January 10, 2012
    Date of Patent: August 5, 2014
    Assignee: Fujitsu Limited
    Inventor: Shigeo Kojina
  • INFORMATION PROCESSING APPARATUS, CONTROL DEVICE, AND ABNORMAL UNIT DETERMINATION METHOD
    Publication number: 20120246510
    Abstract: An information processing apparatus determines an abnormal unit by: determining whether or not there is an abnormal point in access to a slave unit by a first master unit that controls a plurality of slave units connected by a serial bus; requesting a second master unit having redundancy with the first master unit to access a specific slave unit when the abnormal point is determined to exist in access to the specific slave unit in the determining; and determining a unit having an abnormality by use of an access result relating to the abnormal point determined to have an abnormality in the determining and an access result indicating a result of the request made in the requesting.
    Type: Application
    Filed: January 10, 2012
    Publication date: September 27, 2012
    Applicant: FUJITSU LIMITED
    Inventor: Shigeo KOJINA