2 citations · 4 across the 25 of their papers we have counts for
11 papers · 1 filter
An RIS-enabled Time Reversal Scheme for Multipath Near-Field Channels
Andreas Nicolaides, Constantinos Psomas, Ioannis Krikidis
Time reversal (TR) is a promising technique that exploits multipaths for achieving energy focusing in high-frequency wideband communications. In this letter, we focus on a TR schem…
DCSK-based Waveform Design for Self-sustainable RIS-aided Noncoherent SWIPT
Priyadarshi Mukherjee, Constantinos Psomas, Ioannis Krikidis
This paper investigates the problem of transmit waveform design in the context of a chaotic signal-based self-sustainable reconfigurable intelligent surface (RIS)-aided system for…
Optimizing Configuration Selection in Reconfigurable-Antenna MIMO Systems: Physics-Inspired Heuristic Solvers
I. Krikidis, C. Psomas, A. K. Singh +1
Reconfigurable antenna multiple-input multiple-output (MIMO) is a foundational technology for the continuing evolution of cellular systems, including upcoming 6G communication syst…
MIMO with 1-bit Pre/Post-Coding Resolution: A Quantum Annealing Approach
Ioannis Krikidis
In this paper, we study the problem of digital pre/post-coding design in multiple-input multiple-output (MIMO) systems with 1-bit resolution per complex dimension. The optimal solu…
Wireless Information and Energy Transfer in the Era of 6G Communications
Constantinos Psomas, Konstantinos Ntougias, Nikita Shanin +8
Wireless information and energy transfer (WIET) represents an emerging paradigm which employs controllable transmission of radio-frequency signals for the dual purpose of data comm…
On User Association in Large-Scale Heterogeneous LEO Satellite Network
Yuan Guo, Christodoulos Skouroumounis, Symeon Chatzinotas +1
In this paper, we investigate the performance of large-scale heterogeneous low Earth orbit (LEO) satellite networks in the context of three association schemes. In contrast to exis…
A Novel Temperature-based Model for SWIPT
Elio Faddoul, Yuan Guo, Christodoulos Skouroumounis +1
In this letter, a novel communication paradigm for simultaneous wireless information and power transfer (SWIPT) is proposed, which leverages the thermal characteristics of electrom…
MIMO with Analogue 1-bit Phase Shifters: A Quantum Annealing Perspective
Ioannis Krikidis
In this letter, we study the analogue pre/post-coding vector design for a point-to-point multiple-input multiple-output (MIMO) system with 1-bit phase shifters. Specifically, we fo…
Integrated SWIPT Receiver with Memory Effects: Circuit Analysis and Information Detection
Eleni Demarchou, Zulqarnain Bin Ashraf, Dieff Vital +3
Wireless power transfer has been proposed as a key technology for the foreseen machine type networks. A main challenge in the research community lies in acquiring a simple yet accu…
Advanced Channel Coding Designs for Index-Modulated Fluid Antenna Systems
Elio Faddoul, Ghassan M. Kraidy, Constantinos Psomas +1
The concept of fluid antennas (FAs) has emerged as a promising solution to enhance the spectral efficiency of wireless networks, achieved by introducing additional degrees of freed…
Hybrid RIS With Sub-Connected Active Partitions: Performance Analysis and Transmission Design
Konstantinos Ntougias, Symeon Chatzinotas, Ioannis Krikidis
The emerging reflecting intelligent surface (RIS) technology promises to enhance the capacity of wireless communication systems via passive reflect beamforming. However, the produc…