The construction of {HEAD ~ each} of {TAIL ~ the first and the second comparator groups 10a} and 10b is the same as that in the conventional A/D converter shown in FIG 6, except for the encoding circuit 5 
The construction of { HEAD ~ each } of { TAIL ~ the first and the second comparator groups 10a } and 10b is the same as that in the conventional A / D converter shown in FIG 6 , except for the encoding circuit 5
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH