Analog to digital converters using {HEAD ~ multistage bandpass delta sigma modulators} with {TAIL ~ arbitrary center frequency} 
Analog to digital converters using { HEAD ~ multistage bandpass delta sigma modulators } with { TAIL ~ arbitrary center frequency }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL