For example, the detection circuit 26 may detect a rising edge on the digital signal by comparing {HEAD ~ an amplitude value} corresponding to the sample N+1 with {TAIL ~ the threshold value} 32 and determining that the amplitude value is greater than the threshold value 32 
with
For example , the detection circuit 26 may detect a rising edge on the digital signal by comparing { HEAD ~ an amplitude value } corresponding to the sample N+1 with { TAIL ~ the threshold value } 32 and determining that the amplitude value is greater than the threshold value 32
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 OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH