An interpolation circuit generates a plurality of intermediate amplitude values linearly related to two consecutive signal amplitude values using {HEAD ~ a system} of {TAIL ~ adders} and memory elements 
of
An interpolation circuit generates a plurality of intermediate amplitude values linearly related to two consecutive signal amplitude values using { HEAD ~ a system } of { TAIL ~ adders } and memory elements
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 TAIL TAIL TAIL TAIL TAIL OTH OTH OTH