activity
20202025
most citedChannel Estimation for Distributed Intelligent Reflecting Surfaces Assisted Multi-User MISO Systems

1 citations · 1 across the 5 of their papers we have counts for

collaborators

5 papers

eess.SP2025

Delay-Augmented Stacked Intelligent Surfaces: Potential, Challenges, and Opportunities

Hibatallah Alwazani, Omran Abbas, Loic Markley +1

Stacked intelligent surfaces (SIS)s have been proposed recently as an enabling technology for Holographic Multiple Input Multiple Output (HMIMO) and Ultra-massive MIMO (umMIMO) tec…

cs.IT2024

Disruptive RIS for Enhancing Key Generation and Secret Transmission in Low-Entropy Environments

Hibatallah Alwazani, Anas Chaaban

Key generation, a pillar in physical-layer security (PLS), is the process of the exchanging signals from two legitimate users (Alice and Bob) to extract a common key from the rando…

eess.SP2023

Enhancing Secret Key Generation in Block Fading Channels using Reconfigurable Intelligent Surfaces

Hibatallah Alwazani, Anas Chaaban

Physical layer security (PLS) is superior to classical cryptography techniques due to its notion of perfect secrecy and independence to an eavesdropper's computational power. One f…

cs.IT2021

Performance Analysis under IRS-User Association for Distributed IRSs Assisted MISO Systems

Hibatallah Alwazani, Qurrat-Ul-Ain Nadeem, Anas Chaaban

Distributed intelligent reflecting surfaces (IRSs) deployed in multi-user wireless communication systems promise improved system performance. However, the signal-to-interference-pl…

eess.SP2020★ 1 cited

Channel Estimation for Distributed Intelligent Reflecting Surfaces Assisted Multi-User MISO Systems

Hibatallah Alwazani, Qurrat-Ul-Ain Nadeem, Anas Chaaban

Intelligent reflecting surfaces (IRSs)-assisted wireless communication promises improved system performance, while posing new challenges in channel estimation (CE) due to the passi…