Assuming that a channel impulse response tracking breakdown occurs, this approach minimizes the number of affected symbols by predicting {HEAD ~ the failure point} and avoiding {TAIL ~ equalization} beyond that point 
Assuming that a channel impulse response tracking breakdown occurs , this approach minimizes the number of affected symbols by predicting { HEAD ~ the failure point } and avoiding { TAIL ~ equalization } beyond that point
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH