8 citations · 17 across the 20 of their papers we have counts for
20 papers
Emerging NGSO Constellations: Spectral Coexistence with GSO Satellite Communication Systems
Flor Ortiz, Eva Lagunas, Almoatssimbillah Saifaldawla +3
Global communications have undergone a paradigm shift with the rapid expansion of low-earth orbit (LEO) satellite constellations, offering a new space era of reduced latency and ub…
Performance Evaluation of Neuromorphic Hardware for Onboard Satellite Communication Applications
Eva Lagunas, Flor Ortiz, Geoffrey Eappen +7
Spiking neural networks (SNNs) implemented on neuromorphic processors (NPs) can enhance the energy efficiency of deployments of artificial intelligence (AI) for specific workloads.…
Genetic Algorithm-based Beamforming in Subarray Architectures for GEO Satellites
Juan Andrés Vásquez-Peralvo, Jorge Querol, Eva Lagunas +5
The incorporation of subarrays in Direct Radiating Arrays for satellite missions is fundamental in reducing the number of Radio Frequency chains, which correspondingly diminishes c…
Supervised Learning Based Real-Time Adaptive Beamforming On-board Multibeam Satellites
Flor Ortiz, Juan A. Vasquez-Peralvo, Jorge Querol +6
Satellite communications (SatCom) are crucial for global connectivity, especially in the era of emerging technologies like 6G and narrowing the digital divide. Traditional SatCom s…
Reconfigurable Intelligent Surfaces for 6G Non-Terrestrial Networks: Assisting Connectivity from the Sky
Wali Ullah Khan, Asad Mahmood, Chandan Kumar Sheemar +3
This paper studies the potential of RIS-integrated NTNs to revolutionize the next-generation connectivity. First, it discusses the fundamentals of RIS technology. Secondly, it delv…
Flexible Payload Configuration for Satellites using Machine Learning
Marcele O. K. Mendonca, Flor G. Ortiz-Gomez, Jorge Querol +5
Satellite communications, essential for modern connectivity, extend access to maritime, aeronautical, and remote areas where terrestrial networks are unfeasible. Current GEO system…