A selectable threshold multimode gain control apparatus and method for a charge coupled device or CMOS imaging system includes an automatic gain control circuit which continuously controls gain in said {HEAD ~ CCD system} to produce {TAIL ~ a mutually continuous combined target gain level} 
to produce
A selectable threshold multimode gain control apparatus and method for a charge coupled device or CMOS imaging system includes an automatic gain control circuit which continuously controls gain in said { HEAD ~ CCD system } to produce { TAIL ~ a mutually continuous combined target gain level }
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 OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL