FIG 4 shows a transmit precoder 400 which is modified in {HEAD ~ accordance} with {TAIL ~ this invention} 
with
FIG 4 shows a transmit precoder 400 which is modified in { HEAD ~ accordance } with { TAIL ~ this invention }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL