3 citations · 5 across the 14 of their papers we have counts for
14 papers
Beam scheduling policy for communications and PNT services from LEO satellites
Alejandro Gonzalez-Garrido, Francesco Menzione, Ottavio M. Picchi +1
Future low Earth orbit (LEO) constellations are expected to provide positioning, navigation, and timing (PNT) as a native service alongside broadband, removing the GNSS dependency…
On-board AI-based Channel Estimation for LEO NTNs
Mahdi Abdollahpour, Bruno De Filippo, Carla Amatetti +1
Artificial Intelligence(AI) methods have shown strong channel estimation performance in terrestrial networks, but they typically rely on substantial computational resources. As 6G…
Fast 5G Signal Acquisition by Using Non-Uniform Sampling
Alejandro Gonzalez Garrido, Carla Amatetti
This paper proposes a framework for fast signal acquisition based on deterministic non-uniform sampling, with emphasis on multi-coset architectures and receivers driven by known sy…
DRIFT: Joint Channel Estimation and Prediction Towards Pilotless 6G Non-Terrestrial Networks
Bruno De Filippo, Carla Amatetti, Alessandro Vanelli-Coralli
Non-terrestrial networks (NTNs) are expected to play a pivotal role in sixth-generation (6G) systems by enabling ubiquitous connectivity and massive communication. In this context,…
Toward Multi-Satellite Cooperative Transmission: A Joint Framework for CSI Acquisition, Feedback, and Phase Synchronization
Yiming Zhu, Yafei Wang, Carla Amatetti +5
The stringent link budget, caused by long propagation distances and payload constraints, poses a fundamental bottleneck for single-satellite transmission. Although LEO mega-constel…
A Ray-Based Characterization of Satellite-to-Urban Propagation
Nicolò Cenni, Marina Barbiroli, Vittorio Degli-Esposti +3
The evolution toward 6G communication systems is expected to rely on integrated three-dimensional network architectures where terrestrial infrastructures coexist with non-terrestri…
Multi-Satellite NOMA-Irregular Repetition Slotted ALOHA for IoT Networks
Estefanía Recayte, Carla Amatetti
As the transition from 5G to 6G unfolds, a substantial increase in Internet of Things (IoT) devices is expected, enabling seamless and pervasive connectivity across various applica…
An SCMA Receiver for 6G NTN based on Multi-Task Learning
Bruno De Filippo, Carla Amatetti, Riccardo Campana +2
Future 6G networks are envisioned to enhance the user experience in a multitude of different ways. The unification of existing terrestrial networks with non-terrestrial network (NT…
Uplink OFDM Channel Prediction with Hybrid CNN-LSTM for 6G Non-Terrestrial Networks
Bruno De Filippo, Carla Amatetti, Alessandro Vanelli-Coralli
Wireless communications are typically subject to complex channel dynamics, requiring the transmission of pilot sequences to estimate and equalize such effects and correctly receive…
Faster-Than-Nyquist Equalization with Convolutional Neural Networks
Bruno De Filippo, Carla Amatetti, Alessandro Vanelli-Coralli
Faster-than-Nyquist (FTN) signaling aims at improving the spectral efficiency of wireless communication systems by exceeding the boundaries set by the Nyquist-Shannon sampling theo…
Emerging Advancements in 6G NTN Radio Access Technologies: An Overview
Husnain Shahid, Carla Amatetti, Riccardo Campana +21
The efforts on the development, standardization and improvements to communication systems towards 5G Advanced and 6G are on track to provide benefits such as an unprecedented level…
RAN Functional Splits in NTN: Architectures and Challenges
Riccardo Campana, Carla Amatetti, Alessandro Vanelli-Coralli
While 5G networks are already being deployed for commercial applications, Academia and industry are focusing their effort on the development and standardization of the next generat…
Federated Cell-Free MIMO in Non-Terrestrial Networks: Architectures and Performance
Alessandro Guidotti, Alessandro Vanelli-Coralli, Carla Amatetti
While 5G networks are being rolled out, the definition of the potential 5G-Advanced features and the identification of disruptive technologies for 6G systems are being addressed by…
Location-assisted precoding in 5G LEO systems: architectures and performances
Alessandro Guidotti, Carla Amatetti, Fabrice Arnal +2
Satellite communication systems are a fundamental component in support of Europe's ambition to deploy smart and sustainable networks and services for the success of its digital eco…