An RFID transponder 100 can typically only send {HEAD ~ a response} wireless communication 421 in reply to a transmission 420 from {TAIL ~ an RFID reader} 200 
An RFID transponder 100 can typically only send { HEAD ~ a response } wireless communication 421 in reply to a transmission 420 from { TAIL ~ an RFID reader } 200
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH