Satellite communications in the new space era: A survey and future challenges

O Kodheli, E Lagunas, N Maturo… - … Surveys & Tutorials, 2020 - ieeexplore.ieee.org
Satellite communications (SatComs) have recently entered a period of renewed interest
motivated by technological advances and nurtured through private investment and ventures …

Precoding for high throughput satellite communication systems: A survey

M Khammassi, A Kammoun… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
With the expanding demand for high data rates and extensive coverage, high throughput
satellite (HTS) communication systems are emerging as a key technology for future …

End-to-end precoding validation over a live GEO satellite forward link

J Krivochiza, JCM Duncan, J Querol, N Maturo… - IEEE …, 2021 - ieeexplore.ieee.org
In this paper we demonstrate end-to-end precoded multi-user multiple-input single-output
communications over a live GEO satellite link. Precoded communications enable full …

End-to-end performance evaluation of slp waveforms

J Krivochiza, JCM Duncan, J Querol… - IEEE Access, 2023 - ieeexplore.ieee.org
In this paper, we investigate the demodulation and decoding of the symbol-level precoded
(SLP) signal using the conventional logarithmic likelihood ratio (LLR) and low-density parity …

Differential phase compensation in over-the-air precoding test-bed for a multi-beam satellite

LM Marrero, J Duncan, J Querol… - 2022 IEEE Wireless …, 2022 - ieeexplore.ieee.org
This article presents a closed-loop differential phase compensation system for a precoding-
enabled multibeam satellite forward link and its validation by live experiments on a GEO …

Optimal Linear Precoding Under Realistic Satellite Communications Scenarios

G Eappen, JL Gonzalez, V Singh… - IEEE Open Journal …, 2024 - ieeexplore.ieee.org
In this paper, optimal linear precoding for the multibeam geostationary earth orbit (GEO)
satellite with the multi-user (MU) multiple-input-multiple-output (MIMO) downlink scenario is …

Energy-efficient precoding and feeder-link-beam matching design for bent-pipe satcom systems

VN Ha, JCM Duncan, E Lagunas… - ICC 2024-IEEE …, 2024 - ieeexplore.ieee.org
This paper proposes a joint optimization framework for energy-efficient linear precoding and
feeder-link-beam matching design in a multi-gateway multi-beam bent-pipe satellite …

Cognitive Engine One: A Cross-Layer Framework for Autonomy in Multi-Provider Space Communications Environments

A Gannon, J Downey, R Dudukovich… - Journal of Aerospace …, 2025 - ntrs.nasa.gov
Spacecraft information needs, along with the communications environments in which data
transfers occur, are becoming increasingly dynamic. Earth orbit is served by dozens of …

Closed-form multicast precoding for satellite flexible payloads

MÁ Vázouez, X Artiga… - 2021 29th European …, 2021 - ieeexplore.ieee.org
This paper investigates a novel closed-form noniterative precoding technique for multicast
multibeam satellite systems. Next-generation satellite systems will be benefited from the …

SDR implementation of a testbed for synchronization of coherent distributed remote sensing systems

JC Merlano-Duncan, J Querol… - IGARSS 2020-2020 …, 2020 - ieeexplore.ieee.org
Remote Sensing from distributed platforms has become attractive for the community in the
last years. Phase, frequency, and time synchronization are a crucial requirement for many …