As a result, {HEAD ~ a non distorted output signal} is generated following the assembly of {TAIL ~ the distorted partial signals} 
As a result , { HEAD ~ a non distorted output signal } is generated following the assembly of { TAIL ~ the distorted partial signals }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL