Metasurface energy harvesters: State-of-the-art designs and their potential for energy sustainable reconfigurable intelligent surfaces

A Ghaneizadeh, P Gavriilidis, M Joodaki… - IEEE …, 2024 - ieeexplore.ieee.org
Metasurface Energy Harvesters (MEHs) have emerged as a prominent enabler of highly
efficient Radio Frequency (RF) energy harvesters. This paper provides a comprehensive …

Asymptotically optimal closed-form phase configuration of 1-bit RISs via sign alignment

K Stylianopoulos, P Gavriilidis… - 2024 IEEE 25th …, 2024 - ieeexplore.ieee.org
While Reconfigurable Intelligent Surfaces (RISs) constitute one of the most prominent
enablers for the upcoming sixth Generation (6G) of wireless networks, the design of efficient …

Near-field localization with 1-bit quantized hybrid A/D reception

I Gavras, I Atzeni… - ICASSP 2024-2024 IEEE …, 2024 - ieeexplore.ieee.org
In this paper, we consider a hybrid Analog and Digital (A/D) receiver architecture with an
extremely large Dynamic Metasurface Antenna (DMA) and an 1-bit resolution Analog-to …

Near-Field Beam Tracking with Extremely Large Dynamic Metasurface Antennas

P Gavriilidis, GC Alexandropoulos - arxiv preprint arxiv:2406.01488, 2024 - arxiv.org
The interplay between large antenna apertures and high frequencies in future generations
of wireless networks will give rise to near-field communications. In this paper, we focus on …

Full duplex massive MIMO for integrated sensing and communications

GC Alexandropoulos, I Gavras - Integrated Sensing and Communications …, 2025 - Elsevier
The integrated sensing and communications (ISAC) paradigm has garnered significant
attention in recent years, envisioning hardware and spectrum sharing for concurrent sensing …

Circuit-Compliant Optimization of Dynamic Metasurface Antennas for Near-Field Localization

I Gavras, GC Alexandropoulos - arxiv preprint arxiv:2411.09362, 2024 - arxiv.org
This paper presents an optimization framework for near-field localization with Dynamic
Metasurface Antenna (DMA) receivers. This metasurface technology offers enhanced …