Results 11 to 20 of about 4,280,970 (334)

A Survey on Satellite Communication System Security. [PDF]

open access: yesSensors (Basel)
In recent years, satellite communication systems (SCSs) have rapidly developed in terms of their role and capabilities, promoted by advancements in space launch technologies.
Kang M, Park S, Lee Y.
europepmc   +2 more sources

Space MIMO: Direct Unmodified Handheld to Multi-Satellite Communication [PDF]

open access: yesGlobal Communications Conference, 2023
This paper examines the uplink transmission of a single-antenna handsheld user to a cluster of satellites, with a focus on utilizing the inter-satellite links to enable cooperative signal detection.
Yasaman Omid   +4 more
semanticscholar   +1 more source

Intelligent Reflecting Surface-Aided LEO Satellite Communication: Cooperative Passive Beamforming and Distributed Channel Estimation [PDF]

open access: yesIEEE Journal on Selected Areas in Communications, 2022
Low-earth orbit (LEO) satellite communication plays an important role in assisting/complementing terrestrial communications by providing worldwide coverage, especially in harsh environments such as high seas, mountains, and deserts which are uncovered by
Beixiong Zheng, Shaoe Lin, Rui Zhang
semanticscholar   +1 more source

Performance Analysis of Satellite Communication System Under the Shadowed-Rician Fading: A Stochastic Geometry Approach [PDF]

open access: yesIEEE Transactions on Communications, 2021
In this paper, we consider downlink low Earth orbit (LEO) satellite communication systems where multiple LEO satellites are uniformly distributed over a sphere at a certain altitude according to a homogeneous binomial point process (BPP).
D. Jung, J. Ryu, WooSub Byun, Junil Choi
semanticscholar   +1 more source

Artificial Intelligence for Satellite Communication: A Review [PDF]

open access: yesIntell. Converged Networks, 2021
Satellite communication offers the prospect of service continuity over uncovered and under-covered areas, service ubiquity, and service scalability. However, several challenges must first be addressed to realize these benefits, as the resource management,
Fares Fourati, Mohamed-Slim Alouini
semanticscholar   +1 more source

Performance of UAV-Assisted Multiuser Terrestrial-Satellite Communication System Over Mixed FSO/RF Channels [PDF]

open access: yesIEEE Transactions on Aerospace and Electronic Systems, 2021
In this letter, performance of a multiantenna multiuser unmanned aerial vehicle (UAV)-assisted terrestrial-satellite communication system over mixed free space optics (FSO)/radiofrequency (RF) channels is analyzed.
P. Singya, Mohamed-Slim Alouini
semanticscholar   +1 more source

Downlink Analysis and Evaluation of Multi-Beam LEO Satellite Communication in Shadowed Rician Channels [PDF]

open access: yesIEEE Transactions on Vehicular Technology, 2022
A multi-beam low-earth orbit (LEO) satellite delivers widespread coverage by forming spot beams that tessellate cells on the surface of the Earth. In doing so, co-channel interference manifests between cells when reusing frequency spectrum across spot ...
Eunsun Kim, I. Roberts, J. Andrews
semanticscholar   +1 more source

Authentication for Satellite Communication Systems Using Physical Characteristics

open access: yesIEEE Open Journal of Vehicular Technology, 2023
Satellite communication networks have gained a lot of attention recently as a solution to mitigate the limitations of terrestrial networks such as stability and coverage.
Mohammed Abdrabou, T. Gulliver
semanticscholar   +1 more source

Precoding for High-Throughput Satellite Communication Systems: A Survey [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2022
With the expanding demand for high data rates and extensive coverage, high throughput satellite (HTS) communication systems are emerging as a key technology for future communication generations. However, current frequency bands are increasingly congested.
Malek Khammassi   +2 more
semanticscholar   +1 more source

System-Level Evaluation of Beam Hopping in NR-Based LEO Satellite Communication System [PDF]

open access: yesIEEE Wireless Communications and Networking Conference, 2022
Satellite communication by leveraging the use of low earth orbit (LEO) satellites is expected to play an essential role in future communication systems through providing ubiquitous and continuous wireless connectivity. This thus has motivated the work in
Jingwei Zhang   +5 more
semanticscholar   +1 more source

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