376 citations · 4.1k across the 391 of their papers we have counts for
59 papers · 1 filter
Integrated Access and Backhaul via LEO Satellites with Inter-Satellite Links
Zaid Abdullah, Eva Lagunas, Steven Kisseleff +2
The third generation partnership project (3GPP) has recently defined two frequency bands for direct access with satellites, which is a concrete step toward realizing the anticipate…
User-centric Flexible Resource Management Framework for LEO Satellites with Fully Regenerative Payload
Sovit Bhandari, Thang X. Vu, Symeon Chatzinotas
The regenerative capabilities of next-generation satellite systems offer a novel approach to design low earth orbit (LEO) satellite communication systems, enabling full flexibility…
STAR-RIS Assisted Cell-Free Massive MIMO System Under Spatially-Correlated Channels
Anastasios Papazafeiropoulos, Hien Quoc Ngo, Pandelis Kourtessis +1
This paper investigates the performance of downlink simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS)-assisted cell-free (CF) massive multiple-…
Max-Min SINR Analysis of STAR-RIS Assisted Massive MIMO Systems with Hardware Impairments
Anastasios Papazafeiropoulos, Pandelis Kourtessis, Symeon Chatzinotas
Reconfigurable intelligent surface (RIS) has emerged as a cost-effective solution to improve wireless communication performance through just passive reflection. Recently, the conce…
Satellite Swarms for Narrow Beamwidth Applications
Juan A. Vásquez-Peralvo, Juan Carlos Merlano Duncan, Geoffrey Eappen +1
Satellite swarms have recently gained attention in the space industry due to their ability to provide extremely narrow beamwidths at a lower cost than single satellite systems. Thi…
Cooperative RIS and STAR-RIS assisted mMIMO Communication: Analysis and Optimization
Anastasios Papazafeiropoulos, Ahmet M. Elbir, Pandelis Kourtessis +2
Reconfigurable intelligent surface (RIS) has emerged as a cost-effective and promising solution to extend the wireless signal coverage and improve the performance via passive signa…