quantizing the modified loop filter output samples of each of {TAIL ~ the N channels} to generate delta sigma modulator quantizer output samples for {HEAD ~ each} of the N channels; and 
quantizing the modified loop filter output samples of each of { TAIL ~ the N channels } to generate delta sigma modulator quantizer output samples for { HEAD ~ each } of the N channels ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH