For example, it will have less taps and {HEAD ~ a smaller number} of {TAIL ~ real time} arithmetic operations 
of
For example , it will have less taps and { HEAD ~ a smaller number } of { TAIL ~ real time } arithmetic operations
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH