A time domain equalizer is utilized to shorten the channel impulse response to {HEAD ~ a length} equal to or less than {TAIL ~ the time duration} of the cyclic prefix 
less than
A time domain equalizer is utilized to shorten the channel impulse response to { HEAD ~ a length } equal to or less than { TAIL ~ the time duration } of the cyclic prefix
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH