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COMMUNICATION SYSTEM AND COMMUNICATION DEVICE

  • US 20090040551A1
  • Filed: 08/06/2008
  • Published: 02/12/2009
  • Est. Priority Date: 08/06/2007
  • Status: Active Grant
First Claim
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1. A communication system comprising:

  • a first communication device; and

    a second communication device to be connected with the first communication device in a communicable manner,wherein the first communication device comprises;

    a first storage device configured to store identification information;

    a first sending device configured to send the identification information stored in the first storage device to the second communication device;

    a first receiving device configured to receive combination information sent from the second communication device;

    an information outputting device configured to output status information included in the combination information received by the first receiving device; and

    a first updating device configured to update the stored contents of the first storage device such that identification information included in the combination information received by the first receiving device is stored in the first storage device,wherein the second communication device comprises;

    a status information obtaining device configured to obtain status information concerning a status of the second communication device;

    a second storage device configured to store combination information including status information and identification information;

    a second updating device configured to update the stored contents of the second storage device such that the latest combination data including the latest status information obtained by the status information obtaining device and new identification information is stored in the second storage device;

    a second receiving device configured to receive the identification information sent from the first communication device;

    a determination device configured to determine whether the identification information received by the second receiving device is identical to the identification information included in the latest combination information stored in the second storage device;

    a second sending device configured to send the latest combination information to the first communication device in a case where the determination device determines that the received identification information is not identical to the identification information included in the latest combination information; and

    a sending controlling device configured to prohibit the second sending device from sending combination information to the first communication device in a case where the determination device determines that the received identification information is identical to the identification information included in the latest combination information.

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