Patents by Inventor Robert B. Hobgood

Robert B. Hobgood 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).

  • Dual ring reconfiguration switching unit
    Patent number: 5383191
    Abstract: A multiport access and reconfiguration unit for use in a dual token ring network is provided with three adapters and, depending on error conditions, can assume one of a plurality of recovery states in which a reconfigured single network is formed and at least one state in which an isolated single ring is formed in addition to the reconfigured ring.
    Type: Grant
    Filed: December 20, 1990
    Date of Patent: January 17, 1995
    Assignee: International Business Machines Corporation
    Inventors: Robert B. Hobgood, Jay L. Smith, Robert D. Verne, Anthony D. Walker
  • Fault isolation and bypass reconfiguration unit
    Patent number: 5132962
    Abstract: A multiport access and reconfiguration unit for use in a dual token ring network is provided with three adapters which in the presence of an internal fault establishes an isolated token ring which includes one of the adapters and the associated ports, to test and bypass the fault and operate the reconfigured ring with the other two adapters.
    Type: Grant
    Filed: December 20, 1990
    Date of Patent: July 21, 1992
    Assignee: International Business Machines Corporation
    Inventors: Robert B. Hobgood, Jay L. Smith, Bradley S. Trubey, Anthony D. Walker