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Security system

  • US 7,755,480 B2
  • Filed: 01/30/2006
  • Issued: 07/13/2010
  • Est. Priority Date: 03/16/2005
  • Status: Active Grant
First Claim
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1. A security system including:

  • a device installed at a site,a control device for controlling a state of the device, anda management device for specifying the device to control a state according to any one of a plurality of preset security levels,wherein the management device can connect to a first server via a network,the first server contains a function for detecting whether information collected from multiple nodes installed within a site matches conditions registered beforehand, andthe management device registers conditions beforehand in the first server when there is a change in the security level, and receives notification from the first server that there is a match to the conditions, so that changes in the security level can be made to match the conditions.

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