64 citations · 258 across the 43 of their papers we have counts for
8 papers · 2 filters
Performance Evaluation of Reconfigurable Intelligent Surface Assisted D-band Wireless Communication
Evangelos N. Papasotiriou, Alexandros-Apostolos A. Boulogeorgos, Antigone Stratakou +1
In the recent years, the proliferation of wireless data traffic has led the scientific community to explore the use of higher unallocated frequency bands, such as the millimeter wa…
Ergodic capacity analysis of reconfigurable intelligent surface assisted wireless systems
Alexandros-Apostolos A. Boulogeorgos, Angeliki Alexiou
This paper presents the analytic framework for evaluating the ergodic capacity (EC) of the reconfigurable intelligent surface (RIS) assisted systems. Moreover, high-signal-to-noise…
Outage Probability Analysis of THz Relaying Systems
Alexandros-Apostolos A. Boulogeorgos, Angeliki Alexiou
This paper focuses on quantifying the outage performance of terahertz (THz) relaying systems. In this direction, novel closed-form expressions for the outage probability of a dual-…
All-Optical Cochlear Implants
Stylianos E. Trevlakis, Alexandros-Apostolos A. Boulogeorgos, Nestor D. Chatzidiamantis +1
In the present work, we introduce a novel cochlear implant (CI) architecture, namely all-optical CI (AOCI), which directly converts acoustic to optical signals capable of stimulati…
Metasurface-Coated Devices: A New Paradigm for Energy-Efficient and Secure 6G Communications
Theodoros A. Tsiftsis, Constantinos Valagiannopoulos, Hongwu Liu +2
The sixth-generation (6G) era comes with the challenge of offering highly energy-efficient and autonomous communications securely. In this direction, we report energy efficiency (E…
A Low-Overhead Hierarchical Beam-tracking Algorithm for THz Wireless Systems
Giorgos Stratidakis, Georgia D. Ntouni, Alexandros-Apostolos A. Boulogeorgos +2
In this paper, a novel hierarchical beamtracking approach, which is suitable for terahertz (THz) wireless systems, is presented. The main idea is to employ a prediction based algor…
Optical wireless communications for in-body and transdermal biomedical applications
Alexandros-Apostolos A. Boulogeorgos, Stylianos E. Trevlakis, Nestor D. Chatzidiamantis
This article discusses the fundamental architectures for optical wireless systems for biomedical applications. After summarizing the main applications and reporting their requireme…
Relay-Based Blockage and Antenna Misalignment Mitigation in THz Wireless Communications
Giorgos Stratidakis, Evangelos N. Papasotiriou, Haralampos Konstantinis +2
The proliferation of wireless devices in recent years has caused a spectrum shortage, which led the scientific community to explore the potential of using terahertz (THz) communica…