5 papers
On the LEO Satellite Constellation Design for North Atlantic Coverage
Alejandro RamÃrez-Arroyo, Miguel Villanueva-Fernández, Preben Mogensen
Low Earth Orbit (LEO) satellite constellations are emerging as a key component of non-terrestrial networks due to their low-latency and high-capacity communication capabilities. Ho…
Towards Reliable Connectivity: Measurement-Driven Assessment of Starlink and OneWeb Non-Terrestrial and 5G Terrestrial Networks
Alejandro RamÃrez-Arroyo, O. S. Peñaherrera-Pulla, Preben Mogensen
The emergence of commercial satellite communications networks, such as Starlink and OneWeb, has significantly transformed the communications landscape over the last years. As a com…
Experimental Assessment of Human Blockage at sub-THz and mmWave Frequency Bands
Juan E. Galeote-Cazorla, Alejandro RamÃrez-Arroyo, José-MarÃa Molina-GarcÃa-Pardo +2
The fifth generation (5G) of mobile communications relies on extremely high data transmission rates utilizing a wide range of frequency bands, including FR1 (sub-6 GHz) and FR2 (mm…
Enabling FR2-5G Communication with Dielectric OAM Transmitarrays
Miguel Ã. Balmaseda-Márquez, Juan E. Galeote-Cazorla, Ãlvaro Liébana-BolÃvar +3
This paper investigates the potential of near-field (NF) indoor communications in the FR2 frequency bands using fully dielectric structures to generate orbital angular momentum (OA…
Multi-Connectivity Solutions for Rural Areas: Integrating Terrestrial 5G and Satellite Networks to Support Innovative IoT Use Cases
Alejandro RamÃrez-Arroyo, Melisa López, Ignacio RodrÃguez +2
5G cellular networks are now a reality and promise to improve key performance indicators (KPIs), such as Gbps data rates and latencies in the order of milliseconds. While some of t…