Communication apparatus, communication state detection...

Details Communication apparatus, communication state detection... Communication apparatus, communication state detection...

2011-08-09

2011-08-09

Ngo, Ricky (Department: 2464)

Multiplex communications

Diagnostic testing

Fault detection

C370S252000

Reexamination Certificate

active

07995484

ABSTRACT:
A communication apparatus including a network controller configured to control communication connection to a different apparatus; and a main controller configured to control state detection of the network controller and data communication with the different apparatus connected to the communication apparatus through the network controller, wherein the main controller controlling the network controller to execute the state detection at predetermined intervals and repetitively transmit a state notification request to the different apparatus at the predetermined intervals and detect a communication disabled state with the different apparatus in response to a response to the state notification request from the different apparatus.

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