The updateable coefficients are calculated in {TAIL ~ a storage efficient manner} to effectively estimate {HEAD ~ a desirable channel response} 
The updateable coefficients are calculated in { TAIL ~ a storage efficient manner } to effectively estimate { HEAD ~ a desirable channel response }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD