Windowed DFT-Based OFDM Channel Estimation
Theenergyleakagefromnon-sampled-spacedmultipathtimedelaysresultsinthedegradationforthediscreteFouriertransform(DFT)-basedchannelestimationmethod.TheleakageeffectescalateswhenvirtualsubcarriersarereservedtoeasethefilterrequirementsinOFDMsystems.Toalleviatetheleakageeffect,anovelwindowedDF
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