A security network for {HEAD ~ a building} using {TAIL ~ at least one RFID reader} to communicate with at least one RFID transponder to provide the radio link between each of a number of openings and a control function capable of causing an alert in the event of an intrusion 
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A security network for { HEAD ~ a building } using { TAIL ~ at least one RFID reader } to communicate with at least one RFID transponder to provide the radio link between each of a number of openings and a control function capable of causing an alert in the event of an intrusion
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH