3 papers
eess.SP2025
To Share, or Not to Share: A Study on GEO-LEO Systems for IoT Services with Random Access
Marcel Grec, Federico Clazzer, Israel Leyva-Mayorga +3
The increasing number of satellite deployments, both in the low and geostationary Earth orbit exacerbates the already ongoing scarcity of wireless resources when targeting ubiquito…
eess.SP2025
A low-PAPR Pilot Design and Optimization for OTFS Modulation
Davide Bergamasco, Federico Clazzer, Andrea Munari +1
Orthogonal time frequency space (OTFS) modulation has been proposed recently as a new waveform in the context of doubly-selective multi-path channels. This article proposes a novel…
cs.IT2024
Evolution of the 5G New Radio Two-Step Random Access towards 6G Unsourced MAC
Patrick Agostini, Jean-Francois Chamberland, Federico Clazzer +7
This report summarizes some considerations on possible evolutions of grant-free random access in the next generation of the 3GPP wireless cellular standard. The analysis is carried…