26 citations · 57 across the 17 of their papers we have counts for
5 papers · 1 filter
Channel Estimation for Beyond Diagonal Reconfigurable Intelligent Surfaces with Group-Connected Architectures
Hongyu Li, Yumeng Zhang, Bruno Clerckx
We study channel estimation for a beyond diagonal reconfigurable intelligent surface (BD-RIS) aided multiple input single output system. We first describe the channel estimation st…
Beyond Diagonal Reconfigurable Intelligent Surfaces Utilizing Graph Theory: Modeling, Architecture Design, and Optimization
Matteo Nerini, Shanpu Shen, Hongyu Li +1
Recently, beyond diagonal reconfigurable intelligent surface (BD-RIS) has been proposed to generalize conventional RIS. BD-RIS has a scattering matrix that is not restricted to bei…
Synergizing Beyond Diagonal Reconfigurable Intelligent Surface and Rate-Splitting Multiple Access
Hongyu Li, Shanpu Shen, Bruno Clerckx
This work focuses on the synergy of rate-splitting multiple access (RSMA) and beyond diagonal reconfigurable intelligent surface (BD-RIS) to enlarge the coverage, improve the perfo…
Reconfigurable Intelligent Surfaces 2.0: Beyond Diagonal Phase Shift Matrices
Hongyu Li, Shanpu Shen, Matteo Nerini +1
Reconfigurable intelligent surface (RIS) has been envisioned as a promising technique to enable and enhance future wireless communications due to its potential to engineer the wire…
A Dual-Function Radar-Communication System Empowered by Beyond Diagonal Reconfigurable Intelligent Surface
Bowen Wang, Hongyu Li, Shanpu Shen +2
This work focuses on the use of reconfigurable intelligent surface (RIS) in dual-function radar-communication (DFRC) systems to improve communication capacity and sensing precision…