Table 2: Comparative performance of multipath mitigation techniques.

nEML HRC TK + nEML PT(Diff2) TK RSSML

Closely spaced multipath performanceModerateGoodModerateGoodModerateBest

Running average error performance Fair Good Good Very Good Very Good Best

Correlator requirement (No. of Corr.) Few (3) Few (5) Few (5) Many (100+) Many (100+) Many (100+)

A priori informationCoarse delay estimateCoarse delay estimateCoarse delay estimateCoarse delay estimateCoarse estimate delayA large set of reference correlation functions

Channel estimation required?NoNoNoYes (noise computation)Yes (noise computation)Yes (noise computation)

Memory requirementNoneNoneNoneNoneNoneHigh

ComplexityLowLowModerateFairFair High