3 papers
cs.IT2025
RIS Partitioning and User Clustering for Resilient Non-Orthogonal Multiple Access UAV Networks
Mohammed Saif, Shahrokh Valaee
The integration of reconfigurable intelligent surfaces (RISs) and unmanned aerial vehicles (UAVs) has emerged as a promising solution for enhancing connectivity in future wireless…
eess.SP2025
Optimizing Smart Helper Placement for Enhanced Cache Efficiency in F-RANs
Hesameddin Mokhtarzadeh, Mohammed Saif, Md. Jahangir Hossain +1
Smart helpers (SHs) have been proposed to improve content delivery delays and alleviate high fronthaul loads in fog radio access networks (F-RANs). They offer an alternative to dep…
cs.IT2024
Uni-polarized RIS Beamforming for Improving Connectivity of Multi-RIS-Assisted D2D Networks
Mohammed Saif, Mohammad Javad-Kalbasi, Shahrokh Valaee
This paper introduces a novel method to enhance the connectivity of multi-reconfigurable intelligent surface-assisted device-to-device networks, referred to as multi-RIS-assisted D…