This is effective since time division duplexing is used and {TAIL ~ both transmission} and reception take {HEAD ~ place} on the same frequency 
This is effective since time division duplexing is used and { TAIL ~ both transmission } and reception take { HEAD ~ place } on the same frequency
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH