7 papers
RF-Fencing: A Novel RIS-Based Service for Proactive Covert Communications
Alexandros I. Papadopoulos, Dimitrios Tyrovolas, Alexandros Pitilakis +6
Programmable wireless environments (PWEs), empowered by reconfigurable intelligent surfaces (RISes), have emerged as a transformative paradigm for next-generation networks, enablin…
Physics-Aware RIS Codebook Compilation for Near-Field Beam Focusing under Mutual Coupling and Specular Reflections
Alexandros I. Papadopoulos, Maria Anna Pistela, Dimitrios Tyrovolas +5
Next-generation wireless networks are envisioned to achieve reliable, low-latency connectivity within environments characterized by strong multipath and severe channel variability.…
Ergodic Rate Analysis of Two-State Pinching-Antenna Systems
Dimitrios Tyrovolas, Sotiris A. Tegos, Yue Xiao +5
Flexible Antenna Systems (FAS) are a key enabler of next-generation wireless networks, allowing the antenna aperture to be dynamically reconfigured to adapt to channel conditions a…
A novel RF-enabled Non-Destructive Inspection Method through Machine Learning and Programmable Wireless Environments
Stavros Tsimpoukis, Dimitrios Tyrovolas, Sotiris Ioannidis +4
Contemporary industrial Non-Destructive Inspection (NDI) methods require sensing capabilities that operate in occluded, hazardous, or access restricted environments. Yet, the curre…
How Many Pinching Antennas Are Enough?
Dimitrios Tyrovolas, Sotiris A. Tegos, Yue Xiao +5
Programmable wireless environments (PWEs) have emerged as a key paradigm for next-generation communication networks, aiming to transform wireless propagation from an uncontrollable…
RIS-Assisted 3D Spherical Splatting for Object Composition Visualization using Detection Transformers
Anastasios T. Sotiropoulos, Stavros Tsimpoukis, Dimitrios Tyrovolas +4
The pursuit of immersive and structurally aware multimedia experiences has intensified interest in sensing modalities that reconstruct objects beyond the limits of visible light. C…