A new superimposed cross-pilots pilot design for OTFS enables averaging-based fractional delay-Doppler estimation in large-ULA receivers, reducing data-pilot interference and improving BER over existing methods.
Overview and Performance Analysis of Various Waveforms in High Mobility Scenarios
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Superimposed Cross-Pilots: Addressing Fractional Shifts in DoA-Aided OTFS
A new superimposed cross-pilots pilot design for OTFS enables averaging-based fractional delay-Doppler estimation in large-ULA receivers, reducing data-pilot interference and improving BER over existing methods.