2 papers
math.OC2026
A Mode-Matching Approach to the Design of RIS-Aided Communications
Ahmed Najjar, Hajar El Hassani, Marco Di Renzo +2
Reconfigurable intelligent surface (RIS) is an emerging technology for application to wireless communications. In this paper, we consider the problem of anomalous reflection and mo…
cs.IT2026
Sleep or Transmit: Dual-Mode Energy-Efficient Design for NOMA-Enabled Backscatter Networks
Hajar El Hassani, Mikael Gidlund
The rapid growth of Internet-of-Things (IoT) devices demands communication systems that are both spectrally efficient and energy frugal. Backscatter communication (BackCom) is an a…