Multi-satellite MIMO systems for direct satellite-to-device communications: A survey

ZM Bakhsh, Y Omid, G Chen, F Kayhan… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
Advancements in satellite technology have made direct satellite-to-device connectivity a
viable solution for ensuring global access. This method is designed to provide internet …

Evolution of high-throughput satellite systems: A vision of programmable regenerative payload

OB Yahia, Z Garroussi, O Bélanger… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
High-throughput satellite (HTS), with its digital payload technology, is expected to play a key
role as an enabler of the upcoming sixth-generation (6G) networks. HTS is mainly designed …

A vision, survey, and roadmap toward space communications in the 6G and beyond era

K Ntontin, E Lagunas, J Querol… - Proceedings of the …, 2025 - ieeexplore.ieee.org
Satellite communications (SatComs) have recently been through a renaissance, both
technologically and entrepreneurially. Ambitious plans have already come into fruition with …

Distributed Approach to Satellite Direct-to-Cell Connectivity in 6G Non-Terrestrial Networks

D Tuzi, EF Aguilar, T Delamotte… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
Satellite direct-to-cell (D2C) connectivity considers the communication between satellites
and low-cost handheld devices on Earth. It represents one of the most challenging aspects …

Enhancement of direct LEO satellite-to-smartphone communications by distributed beamforming

Z Xu, G Chen, R Fernandez, Y Gao… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The Low Earth Orbit (LEO) satellite network is undergoing rapid development with the
maturing of satellite communications and rocket launch technologies, and the demand for a …

Survey On Opportunistic PNT With Signals From LEO Communication Satellites

W Stock, RT Schwarz, CA Hofmann… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
Positioning, Navigation, and Timing (PNT) is an essential service for modern societies, their
industries, and governmental organizations. Mobility, logistics, and agriculture, among …

Semi-blind channel estimation for massive mimo LEO satellite communications

AM Darya, S Abdallah - IEEE Communications Letters, 2024 - ieeexplore.ieee.org
This letter proposes decision-directed semi-blind channel estimation for massive multiple-
input multiple-output low-Earth-orbit satellite communications. Two semi-blind estimators are …

A scalable architecture for future regenerative satellite payloads

OB Yahia, Z Garroussi, B Sansò… - IEEE Wireless …, 2024 - ieeexplore.ieee.org
This paper addresses the limitations of current satellite payload architectures, which are
predominantly hardware-driven and lack the flexibility to adapt to increasing data rate …

Evolution of High Throughput Satellite Systems: Vision, Requirements, and Key Technologies

OB Yahia, Z Garroussi, O Bélanger, B Sansò… - arxiv preprint arxiv …, 2023 - arxiv.org
High throughput satellites (HTS), with their digital payload technology, are expected to play
a key role as enablers of the upcoming 6G networks. HTS are mainly designed to provide …

User-centric Flexible Resource Management Framework for LEO Satellites with Fully Regenerative Payload

S Bhandari, TX Vu, S Chatzinotas - IEEE Journal on Selected …, 2024 - ieeexplore.ieee.org
The regenerative capabilities of next-generation satellite systems offer a novel approach to
design low earth orbit (LEO) satellite communication systems, enabling full flexibility in …