Derives sparse delay-Doppler model for range-migrating targets in OTFS and proposes approximate ML estimator via block OMP plus matched-filter refinement, extended iteratively to multiple targets.
Cellular, wide-area, and non-terrestrial IoT: A survey on 5G advances and the road toward 6G,
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Parameter estimation of range-migrating targets using OTFS signals from LEO satellites
Derives sparse delay-Doppler model for range-migrating targets in OTFS and proposes approximate ML estimator via block OMP plus matched-filter refinement, extended iteratively to multiple targets.