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