For example, let carrier waves modulated by {HEAD ~ a radio call signal S1} coming from {TAIL ~ a radio base station} be received and demodulated by the radio reception unit 14 
coming from
For example , let carrier waves modulated by { HEAD ~ a radio call signal S1 } coming from { TAIL ~ a radio base station } be received and demodulated by the radio reception unit 14
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH