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FiniteImpulseResponse(FIR)FiltersInfiniteImpulseResponse(IIR)FiltersMultirateFiltersAdaptiveFiltersDIGITALFILTERSSECTION6DIGITALFILTERSIFiniteImpulseResponse(FIR)FiltersIInfiniteImpulseResponse(IIR)FiltersIMultirateFiltersIAdaptiveFilters6.aDIGITALFILTERS6.bDIGITALFILTERSSECTION6DIGITALFILTERSWaltKesterINTRODUCTIONDigitalfilteringisoneofthemostpowerfultoolsofDSP.Apartfromtheobviousadvantagesofvirtuallyeliminatingerrorsinthefilterassociatedwithpassivecomponentfluctuationsovertimeandtemperature,opampdrift(activefilters),etc.,digitalfiltersarecapableofperformancespecificationsthatwould,atb……