Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate
2005-10-14
2009-12-15
Ho, Duc C (Department: 2419)
Multiplex communications
Pathfinding or routing
Switching a message which includes an address header
C370S252000, C370S401000
Reexamination Certificate
active
07633959
ABSTRACT:
There is provided with a bridging device that is connected to a first and a second network, including: a connection detecting unit that detects an appliance on the second network; a state holding unit that holds either a first or a second state; an arbitration unit that determines that the detected appliance is subjected to bridging processing in a case where the second state is held by the state holding unit, and, determines whether the detected appliance is subjected to the bridging processing on the basis of a predetermined confirmation condition where the first state is held by the state holding unit and, in a case where it is determined that the appliance is subjected to the bridging processing, sets the state holding unit in the second state; and a bridging unit that subjects the appliance, which is determined to be subjected to the bridging processing, to the bridging processing.
REFERENCES:
patent: 5018137 (1991-05-01), Backes et al.
patent: 2004/0001440 (2004-01-01), Kostoff et al.
patent: 2003-8610 (2003-01-01), None
patent: 2003-244192 (2003-08-01), None
Ajitomi Daisuke
Morioka Yasuhiro
Teramoto Keiichi
Ho Duc C
Kabushiki Kaisha Toshiba
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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