Z transform calculations may be used to {TAIL ~ encode carrier signal independent data} to {HEAD ~ a digital sample stream} 
Z transform calculations may be used to { TAIL ~ encode carrier signal independent data } to { HEAD ~ a digital sample stream }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD