A processing system for an imager device includes a camera system for producing an imager signal, a correlated double sample circuit for receiving data from an imager, a variable gain amplifier , an analog to digital converter coupled to said CDS circuit, {HEAD ~ a digital gain circuit} coupled to said {TAIL ~ ADC}, and an automatic gain control circuit coupled to said DGC for controlling the CDS circuit and the DGC, as well as shutter timing for shutter gain 
A processing system for an imager device includes a camera system for producing an imager signal , a correlated double sample circuit for receiving data from an imager , a variable gain amplifier , an analog to digital converter coupled to said CDS circuit , { HEAD ~ a digital gain circuit } coupled to said { TAIL ~ ADC } , and an automatic gain control circuit coupled to said DGC for controlling the CDS circuit and the DGC , as well as shutter timing for shutter gain
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