725 citations · 3k across the 227 of their papers we have counts for
12 papers · 1 filter
Revolutionizing 6G Wireless Networks with RISs: Enhancements in Sensing and Communications
Jiguang He, Yuwen Cao, Charles Vanwynsberghe +5
Reconfigurable intelligent surfaces (RISs) have emerged as one of the most promising technologies for the next-generation wireless networks, offering advantages such as cost effici…
An Operational Leakage Metric for Eavesdropping in Joint Sensing and Communications Systems
Nanchi Su, Xiaoye Jing, Fan Liu +3
In upcoming integrated sensing and communications (ISAC) systems, security depends on whether an eavesdropper (Eve) can recover data symbols or infer sensing information from a com…
Cross-View Vision-Aided Proactive BS Selection and Beam Prediction for mmWave V2I Communications
Zijiao Hu, Haiyao Yu, Gaoyang Pang +6
This paper investigates environmental-sensing-aided proactive base station (BS) selection and beam prediction for millimeter-wave (mmWave) vehicle-to-infrastructure (V2I) wireless…
Active Sensing for RIS-Aided Tracking and Power Control: A Hybrid Neuroevolution and Supervised Learning Approach
George Stamatelis, Hui Chen, Henk Henk Wymeersch +1
This paper studies energy efficient tracking of power-limited mobile users with the assistance of a Reconfigurable Intelligent Surface (RIS). Since localization pilot transmissions…
Uplink Channel Estimation for Multi-User MISO Systems Assisted by a Fluid Reconfigurable Intelligent Surface
Amarilton L. Magalhães, André L. F. de Almeida, George C. Alexandropoulos
Fluid reconfigurable intelligent surfaces (FRISs) have recently emerged as a promising paradigm for wireless communications, wherein the reflecting elements can dynamically select…
Control Plane for Reconfigurable Intelligent Surfaces
Fabio Saggese, Victor Croisfelt, Kyriakos Stylianopoulos +2
Research on reconfigurable intelligent surfaces (RISs) has predominantly focused on purely physical (PHY)-layer aspects, particularly, on how signals are dynamically shaped by a co…
Trajectory-Aware Multi-RIS Activation and Configuration: A Riemannian Diffusion Method
Kaining Wang, Bo Yang, Yusheng Lei +8
Reconfigurable intelligent surfaces (RISs) offer a low-cost, energy-efficient means for enhancing wireless coverage. Yet, their inherently programmable reflections may unintentiona…
Interference Propagation Analysis for Large-Scale Multi-RIS-Empowered Wireless Communications:An Epidemiological Perspective
Kaining Wang, Xueyao Zhang, Bo Yang +8
Reconfigurable intelligent surfaces (RISs) have gained significant attention in recent years due to their ability to control the reflection of radio-frequency signals and reshape t…
Mismatch Analysis and Cooperative Calibration of Array Beam Patterns for ISAC Systems
Hui Chen, Mengting Li, Alireza Pourafzal +6
Integrated sensing and communication (ISAC) is a key technology for enabling a wide range of applications in future wireless systems. However, the sensing performance is often degr…
SORIS: A Self-Organized Reconfigurable Intelligent Surface Architecture for Wireless Communications
Evangelos Koutsonas, Alexandros-Apostolos A. Boulogeorgos, Stylianos E. Trevlakis +3
In this paper, a new reconfigurable intelligent surface (RIS) hardware architecture, called self-organized RIS (SORIS), is proposed. The architecture incorporates a microcontroller…
Decentralized Cooperative Beamforming for BDRIS-Assisted Cell-Free MIMO OFDM Systems
Konstantinos D. Katsanos, George C. Alexandropoulos
In this paper, a wideband cell-free multi-stream multi-user Multiple-Input Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) system is considered operating w…
Robust Consensus-Based Distributed Beamforming for Wideband Cell-free Multi-RIS MISO Systems
Konstantinos D. Katsanos, George C. Alexandropoulos
The cell-free networking paradigm constitutes a revolutionary architecture for future generations of wireless networks, which has been recently considered in synergy with Reconfigu…