LEO mega-constellations for 6G global coverage: Challenges and opportunities

H Xie, Y Zhan, G Zeng, X Pan - IEEE Access, 2021 - ieeexplore.ieee.org
Mega-constellations have the potential for providing 6G Internet owing to the unique
advantage of global coverage. However, current satellite technologies are not omnipotent …

[PDF][PDF] Handover schemes in satellite networks: State-of-the-art and future research directions

PK Chowdhury, M Atiquzzaman… - … Surveys & Tutorials, 2006 - academia.edu
ABSTRACT Low Earth Orbit (LEO) satellites will work as an important component in future
data communication networks. LEO satellites provide low end-toend delays and efficient …

A graph-based satellite handover framework for LEO satellite communication networks

Z Wu, F Jin, J Luo, Y Fu, J Shan… - IEEE Communications …, 2016 - ieeexplore.ieee.org
This letter proposes a graph-based satellite handover framework for the low earth orbit
(LEO) satellite communication networks. In order to maintain the connection with the …

Handover solutions for 5g low-earth orbit satellite networks

E Juan, M Lauridsen, J Wigard, P Mogensen - IEEE Access, 2022 - ieeexplore.ieee.org
Low-Earth orbit (LEO) satellite networks are meant to be fundamental to closing the digital
divide, enabling new market opportunities and providing fifth-generation (5G) New Radio …

A user-centric handover scheme for ultra-dense LEO satellite networks

J Li, K Xue, J Liu, Y Zhang - IEEE Wireless Communications …, 2020 - ieeexplore.ieee.org
In recent years, low earth orbit (LEO) satellite networks (LSNs) have attracted increasing
attention due to economic prospect and advantages in high bandwidth and low latency. In …

A lightweight and secure group key based handover authentication protocol for the software-defined space information network

K Xue, W Meng, H Zhou, DSL Wei… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
With rapid advances in satellite technology, space information network (SIN) has been
proposed to meet the increasing demands of ubiquitous mobile communication due to its …

Satellite handover techniques for LEO networks

E Papapetrou, S Karapantazis… - … Journal of Satellite …, 2004 - Wiley Online Library
Low earth orbit satellite constellations could play an important role in future mobile
communication networks due to their characteristics, such as global coverage and low …

On the analysis of random coverage time in mobile LEO satellite communications

Y Seyedi, SM Safavi - IEEE Communications Letters, 2012 - ieeexplore.ieee.org
Deterministic models for coverage time evaluation of Low Earth Orbit (LEO) satellites
constituting a mobile satellite network may tend to unreliable results due to arbitrary …

Performance evaluation of the 5G NR conditional handover in LEO-based non-terrestrial networks

E Juan, M Lauridsen, J Wigard… - 2022 IEEE Wireless …, 2022 - ieeexplore.ieee.org
The development of non-terrestrial networks (NTN) aims to satisfy the requirements of
ubiquitous and seamless coverage for fifth-generation (5G) services. Low Earth orbit (LEO) …

A successive deep Q-learning based distributed handover scheme for large-scale LEO satellite networks

H Liu, Y Wang, Y Wang - 2022 IEEE 95th Vehicular …, 2022 - ieeexplore.ieee.org
With the rapid increasing number of the deployed satellites, the handover strategy becomes
more challenging for large-scale low-earth orbit (LEO) constellations. In this paper, a …