January 1, 2026
Author(s)
Samantha Gamboa Quintiliani, Thomas Henderson, Wesley Garey, Chunmei Liu, Richard Rouil
This paper describes how fifth-generation (5G) New Radio (NR) sidelink (SL) multi-hop UE-to-UE (U2U) relays can extend communication range in off-network scenarios. We study the operation and effectiveness of such relays with a focus on the key challenges