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 …

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 …

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 …

The next generation of beam hopping satellite systems: Dynamic beam illumination with selective precoding

L Chen, VN Ha, E Lagunas, L Wu… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Beam Hopping (BH) is a popular technique considered for next-generation multi-beam
satellite communication system which allows a satellite focusing its resources on where they …

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 …

Demand-based adaptive multi-beam pattern and footprint planning for high throughput GEO satellite systems

PJ Honnaiah, N Maturo, S Chatzinotas… - IEEE Open Journal …, 2021 - ieeexplore.ieee.org
The current broadband coverage area requisites and the expected user demand is satisfied
by the state of the art satellite industry by using multiple spot beams of high throughput …

Resource allocation in beam hopping communication system

T Zhang, L Zhang, D Shi - 2018 IEEE/AIAA 37th Digital …, 2018 - ieeexplore.ieee.org
Beam-Hopping provides satellite systems with an additional dimension of agility making it
possible to adjust the allocation of the scarce satellite spectral and power resources to the …

Optimization method of dynamic beam position for LEO beam-hopping satellite communication systems

J Tang, D Bian, G Li, J Hu, J Cheng - IEEE Access, 2021 - ieeexplore.ieee.org
The beam-hopping (BH) technology applied to low earth orbit (LEO) satellite communication
networks is a superior choice, but the long transmission delay partly caused by data packets …

Precoded cluster hopping in multi-beam high throughput satellite systems

MG Kibria, E Lagunas, N Maturo… - 2019 IEEE Global …, 2019 - ieeexplore.ieee.org
Beam-Hopping (BH) and precoding are two trending technologies for the satellite
community. While BH enables flexibility to adapt the offered capacity to the heterogeneous …

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 …