Modifying loop filter data, such as a loop filter output signal, of the delta sigma modulator modifies a delta sigma modulator quantizer output signal, which in turn changes {HEAD ~ the frame} to frame {TAIL ~ duty cycles} of the pulse width modulator output 
to frame
Modifying loop filter data , such as a loop filter output signal , of the delta sigma modulator modifies a delta sigma modulator quantizer output signal , which in turn changes { HEAD ~ the frame } to frame { TAIL ~ duty cycles } of the pulse width modulator output
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 OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH