DESIGNAND SIMULATIONOFDETECTIONGUIDEDRAKE RECEIVERWITH IMPROVEDSNRANDLOW BITERRORRATE
Ruhul Amin · 2007
depend bothon thenoisefactor, usedinradio Intheradio environment themultipath propagation channel noise simulation andthestep size, usedin causes thesignal atthereceiver todistort andfadetheLMS Algorithm. TheThreshold values are significantly, leading tointer-symbol interference selected intrial anderrorbasis andaretested for (ISI). Spreadspectrum mobilecommunication several experiments. Experimented results showthat systems useRAKE receivers tominimize the theSNRimprovement isquite highandbiterror rate communication errors resulting frommultipath isalsosignificantly lowerintheDetection Guided effects. Simulations demonstrate that thedeveloped Rakereceiver incompared totheIS95system for Detection Guided RAKE Receiver hasasignificant theselected threshold factors andstepsizes. improvement inthesignal-to-noise ratio (SNR), subsequently leading toalower biterror rate and 2.TRANSMITTER MODEL highsignal tonoise ratio thanthecurrent RAKE Insimulation thedesigned transmitter, shownin receiver withthree correlators. fig. 1 isdescribed instepbystepinthefollowing