{HEAD ~ A remote unit} has an antenna, and {TAIL ~ a detector} coupled to the antenna for recovering data communicated from the base station 
{ HEAD ~ A remote unit } has an antenna , and { TAIL ~ a detector } coupled to the antenna for recovering data communicated from the base station
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH