LEO satellite constellation for Internet of Things

Z Qu, G Zhang, H Cao, J Xie - IEEE access, 2017 - ieeexplore.ieee.org
Internet of Things (IoT) is one of the evolutionary directions of the Internet. This paper
focuses on the low earth orbit (LEO) satellite constellation-based IoT services for their …

Architectures and key technical challenges for 5G systems incorporating satellites

A Guidotti, A Vanelli-Coralli, M Conti… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
Satellite communication systems are a promising solution to extend and complement
terrestrial networks in unserved or under-served areas, as reflected by recent commercial …

5G new radio evolution meets satellite communications: Opportunities, challenges, and solutions

X Lin, B Hofström, YPE Wang, G Masini… - 5G and beyond …, 2021 - Springer
Abstract The 3rd Generation Partnership Project (3GPP) completed the first global fifth-
generation (5G) system standard in its Release 15, paving the way for making 5G a …

Integration of Satellites in 5G through LEO Constellations

O Kodheli, A Guidotti… - GLOBECOM 2017-2017 …, 2017 - ieeexplore.ieee.org
The standardization of 5G systems is entering in its critical phase, with 3GPP that will publish
the PHY standard by June 2017. In order to meet the demanding 5G requirements both in …

Architectures, standardisation, and procedures for 5G Satellite Communications: A survey

A Guidotti, S Cioni, G Colavolpe, M Conti, T Foggi… - Computer Networks, 2020 - Elsevier
The 5G ecosystem is radically shifting Information and Communication Technologies (ICT)
towards a system directly tailored and optimised to support vertical markets and services. In …

Satellite-enabled LTE systems in LEO constellations

A Guidotti, A Vanelli-Coralli, M Caus… - 2017 IEEE …, 2017 - ieeexplore.ieee.org
LTE-based satellite systems in LEO constellations are a promising solution for extending
broadband coverage to areas not connected to a terrestrial infrastructure. However, the …

Near optimal timing and frequency offset estimation for 5G integrated LEO satellite communication system

W Wang, Y Tong, L Li, AA Lu, L You, X Gao - IEEE Access, 2019 - ieeexplore.ieee.org
The integration of satellite and terrestrial 5G networks aims to provide ubiquitous coverage,
improve service reliability, and enable the network scalability. However, the inherent …

Non-terrestrial networks: Link budget analysis

A Guidotti, A Vanelli-Coralli, A Mengali… - ICC 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
Satellite Communication systems represent a solid solution to extend and complement
terrestrial networks in un-/under-served areas. The recent standardisation endeavours …

Resource allocation approach for differential doppler reduction in NB-IoT over LEO satellite

O Kodheli, S Andrenacci, N Maturo… - 2018 9th Advanced …, 2018 - ieeexplore.ieee.org
Internet of things (IoT) over satellite is an attractive system architecture which has been
proposed as a key-enabling technology, to extend the coverage in remote areas (eg, desert …

LTE‐based satellite communications in LEO mega‐constellations

A Guidotti, A Vanelli‐Coralli, T Foggi… - … Journal of Satellite …, 2019 - Wiley Online Library
The integration of satellite and terrestrial networks is a promising solution for extending
broadband coverage to areas not connected to a terrestrial infrastructure, as also …