{HEAD ~ The digital filter} includes a first circuit for producing, for each time t, bank filter terms of a merged bank filter having an output value which changes between a previous time t 1 and {TAIL ~ the time t} 
{ HEAD ~ The digital filter } includes a first circuit for producing , for each time t , bank filter terms of a merged bank filter having an output value which changes between a previous time t 1 and { TAIL ~ the time t }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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 OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL