Patent ID: 7599324
Filing Date: 2009-10-06
Classification: G08B,H04L,H04W

Abstract:
1. A system comprising: a server comprising a first wireless communication port; a fob comprising a user input device, a display and a second wireless communication port structured to communicate with the first wireless communication port of said server; and at least one node different than said fob, said at least one node being at least one of a sensor node, a device node and a range extender node, said at least one node comprising a third wireless communication port structured to send information to or receive information from the first wireless communication port of said server, wherein said fob is structured to respond to said user input device and determine if said fob is in range or out of range of wireless communication with said server, wherein said fob is further structured to directly wirelessly communicate with said server through said first and second wireless communication ports or to indirectly wirelessly communicate with said server through at least one of said at least one node different than said fob, wherein said fob is further structured to display a status corresponding to said in range or out of range determination on said display, and wherein said fob is further structured to display a first status corresponding to said in range determination when said fob directly wirelessly communicates with said server, display a second status corresponding to said in range determination when said fob indirectly wirelessly communicates with said server, and display a third status corresponding to said out of range determination.