The capacitors, MOS switches and {HEAD ~ amplifiers} of the reading structure are easily fabricated as {TAIL ~ part} of a MOS image sensor on a single chip 
fabricated as
The capacitors , MOS switches and { HEAD ~ amplifiers } of the reading structure are easily fabricated as { TAIL ~ part } of a MOS image sensor on a single chip
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH