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Apparatus and method for managing device information through networks

  • US 7,292,859 B2
  • Filed: 03/18/2004
  • Issued: 11/06/2007
  • Est. Priority Date: 03/19/2003
  • Status: Active Grant
First Claim
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1. An apparatus for managing device information through networks, comprising:

  • a polling list apparatus for storing polling information including device Internet Protocol (IP) addresses assigned to home devices, polling intervals, and last polling times;

    a poller for checking the polling list apparatus and sending out a polling list listing first devices of the home devices to be polled; and

    a message processor for generating a polling message based on received registration request messages from the home devices, sending out the polling message verifying whether a corresponding device of the first devices is activated with reference to the polling list, and updating the polling information stored in the polling list apparatus based on a response message with respect to the polling message received from the corresponding device.

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