On the Terminal Location Uncertainty in Elliptical Footprints: Application in Air-to-Ground Links

no code implementations • 13 Sep 2023 • Alexander Vavoulas, Nicholas Vaiopoulos, Harilaos G. Sandalidis, Konstantinos K. Delibasis

This paper aims to investigate, for the first time, the association between the random user location within an elliptical coverage area and the performance of a wireless communication link by considering these scenarios.

Performance Analysis of Multi-Reconfigurable Intelligent Surface-Empowered THz Wireless Systems

no code implementations • 13 Feb 2022 • Alexandros-Apostolos A. Boulogeorgos, Nestor Chatzidiamantis, Harilaos G. Sandalidis, Angeliki Alexiou, Marco Di Renzo

In this paper, we introduce a theoretical framework for analyzing the performance of multi-reconfigurable intelligence surface (RIS) empowered terahertz (THz) wireless systems subject to turbulence and stochastic beam misalignment.

Cascaded Composite Turbulence and Misalignment: Statistical Characterization and Applications to Reconfigurable Intelligent Surface-Empowered Wireless Systems

no code implementations • 29 Jun 2021 • Alexandros-Apostolos A. Boulogeorgos, Nestor Chatzidiamantis, Harilaos G. Sandalidis, Angeliki Alexiou, Marco Di Renzo

Building upon the derived analytical expressions, we present novel closed-form formulas that quantify the joint impact of turbulence and misalignment on the outage performance for two scenarios of high interest namely cascaded multi-RIS-empowered free space optics (FSO) and terahertz (THz) wireless systems.