The method 1, wherein the step of adding {HEAD ~ the second analog sub signal} to {TAIL ~ the analog input signal} comprises a step of adding the second analog sub signal having the polarity and an amplitude that are based on amplifications of the first and second analog sub signals 
The method 1 , wherein the step of adding { HEAD ~ the second analog sub signal } to { TAIL ~ the analog input signal } comprises a step of adding the second analog sub signal having the polarity and an amplitude that are based on amplifications of the first and second analog sub signals
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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