3 papers
eess.SP2025
A Novel Comprehensive Multiport Network Model for Stacked Intelligent Metasurfaces (SIM) Characterization and Optimization
Andrea Abrardo, Giulio Bartoli, Alberto Toccafondi
Reconfigurable Intelligent Surfaces (RIS) represent transformative technologies for next-generation wireless communications, offering advanced control over electromagnetic wave pro…
eess.SP2024
RIS-Aided Covert Communications with Statistical CSI: A Multiport Network Theory Approach
Andrea Abrardo, Giulio Bartoli
A novel framework for covert communications aided by Reconfigurable Intelligent Surfaces (RIS) is proposed. In this general framework, the use of multiport network theory for model…
cs.IT2024
Power Minimization with Rate Constraints for Multi-User MIMO Systems with Large-Size RISs
Silvia Palmucci, Giulio Bartoli, Andrea Abrardo +2
This study focuses on the optimization of a single-cell multi-user multiple-input multiple-output (MIMO) system with multiple large-size reconfigurable intelligent surfaces (RISs).…