Deep learning for beam hopping in multibeam satellite systems

L Lei, E Lagunas, Y Yuan, MG Kibria… - 2020 IEEE 91st …, 2020 - ieeexplore.ieee.org
Data-driven approaches, eg, deep learning (DL), have been widely studied in terrestrial
wireless communications fields, proving the benefits and potentials of such techniques. In …

Dynamic beam pattern and bandwidth allocation based on multi-agent deep reinforcement learning for beam hopping satellite systems

Z Lin, Z Ni, L Kuang, C Jiang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Due to the non-uniform geographic distribution and time-varying characteristics of the
ground traffic request, how to make full use of the limited beam resources to serve users …

Satellite-Terrestrial Coordinated Multi-Satellite Beam Hopping Scheduling Based on Multi-Agent Deep Reinforcement Learning

Z Lin, Z Ni, L Kuang, C Jiang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Non-geostationary orbit (NGSO) constellations enabled by beam hopping (BH) technology
are characterized by wide coverage and high spectrum efficiency. However, how to …

Dynamic beam hopping for DVB-S2X GEO satellite: A DRL-powered GA approach

X Hu, L Wang, Y Wang, S Xu, Z Liu… - IEEE Communications …, 2022 - ieeexplore.ieee.org
Dynamic beam hopping (DBH) is a crucial technology for adapting to the flexibility of service
configurations in multi-beam satellite (MBS) communications. To solve the problem that the …

Joint beam-hopping scheduling and coverage control in multibeam satellite systems

G Xu, F Tan, Y Ran, Y Zhao… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
Beam-hopping scheduling technology is a crucial technology for improving the performance
of resource-constrained multibeam satellite (MBS) systems. However, it is challenging to …

Deep reinforcement learning‐based beam Hopping algorithm in multibeam satellite systems

X Hu, S Liu, Y Wang, L Xu, Y Zhang… - IET …, 2019 - Wiley Online Library
Beam hopping (BH) is the key technology to improve the system throughput and decrease
the transmission delay in multibeam satellite systems. The objective of this study is to find a …

Dynamic beam hopping method based on multi-objective deep reinforcement learning for next generation satellite broadband systems

X Hu, Y Zhang, X Liao, Z Liu, W Wang… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
When regarding the inherent uncertainty of differentiated services requirements as well as
the non-uniform spatial distribution of capacity requests, it is essential to flexibility adjust …

Beam illumination pattern design in satellite networks: Learning and optimization for efficient beam hopping

LEI Lei, E Lagunas, Y Yuan, MG Kibria… - IEEE …, 2020 - ieeexplore.ieee.org
Beam hopping (BH) is considered to provide a high level of flexibility to manage irregular
and time-varying traffic requests in future multi-beam satellite systems. In BH optimization …

Overview of beam hopping algorithms in large scale LEO satellite constellation

Y Li, Y Fan, S Liu, LX Liu… - 2021 IEEE 20th …, 2021 - ieeexplore.ieee.org
Beam Hopping (BH) technique is the key to improve system throughput and match the user
demands in large scale low earth orbit (LEO) satellite constellation network (LS-LEOSCN) …

Dynamic beam hopping of multi-beam satellite based on genetic algorithm

L Wang, X Hu, S Ma, S Xu… - … IEEE Intl Conf on Parallel & …, 2020 - ieeexplore.ieee.org
Satellite communication system has received extensive attention due to its authoritative
coverage and communication capabilities. With the increasing demand for satellite …