Articles with "satellite networks" as a keyword



Topology control in self-organized optical satellite networks based on minimum weight spanning tree

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Published in 2017 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2017.07.003

Abstract: Abstract In this paper, we first propose a distributed minimum spanning tree (DMST) algorithm for optical satellite networks (OSNs). The OSNs are characterized by high dynamic topology, long-distance beam, directional links and supported up to… read more here.

Keywords: satellite networks; minimum weight; topology; optical satellite ... See more keywords

Handover Solutions for 5G Low-Earth Orbit Satellite Networks

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3203189

Abstract: 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 (NR) connectivity everywhere at any time. Despite the advantages of… read more here.

Keywords: earth orbit; satellite networks; mobility; low earth ... See more keywords
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Dynamic Downlink Interference Management in LEO Satellite Networks Without Direct Communications

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Published in 2023 at "IEEE Access"

DOI: 10.1109/access.2023.3253870

Abstract: We investigate effective interference management for Low Earth Orbit (LEO) satellite networks that provide downlink services to ground users and share the same frequency spectrum range. Since there are multi-group LEO satellites with different constellation… read more here.

Keywords: leo satellite; satellite networks; interference management; interference ... See more keywords

Handover Strategies for Emerging LEO, MEO, and HEO Satellite Networks

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Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3368503

Abstract: Satellite networks are expected to support global connectivity via future 3GPP non-terrestrial networks (NTNs), as well as private non-geostationary satellite orbit (NGSO) constellations, e.g. OneWeb, SpaceX, and Amazon’s Kuiper. In both 3GPP and private NGSO… read more here.

Keywords: satellite networks; satellite; handover; ground ... See more keywords

Research and Implementation of OFC-Based Multicarrier Sliceable Bandwidth Variable Transponders in Hybrid Laser/Microwave Satellite Networks

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Published in 2025 at "IEEE Access"

DOI: 10.1109/access.2025.3573788

Abstract: In this paper, a multicarrier sliceable bandwidth variable transponder based on optical frequency comb (OFC) is proposed. The structure of the transponder’s internal switching unit is designed, and the principle of generating ultra-flat OFC based… read more here.

Keywords: satellite networks; multicarrier sliceable; sliceable bandwidth; bandwidth variable ... See more keywords

Performance Analysis of an IoT-Based Personal Vocal Assistant for Cruise Ships Over Satellite Networks

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Published in 2022 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2021.3116435

Abstract: According to data traffic forecast reported in Cisco (2018), the volume of data transported by Internet in 2021 will exceed the threshold of 3.0 ZB per year, generated by roughly 30 billions of devices. SATCOM’s… read more here.

Keywords: personal vocal; analysis; vocal assistant; performance analysis ... See more keywords

Leveraging Aerial Platforms for Downlink Communications in Sparse Satellite Networks

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Published in 2024 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2024.3509724

Abstract: Although a significant number of satellites are deemed essential for facilitating diverse applications of satellite networks, aerial platforms are emerging as excellent alternatives for enabling reliable communications with fewer satellites. In scenarios with sparse satellite… read more here.

Keywords: satellite networks; number; sparse satellite; downlink communications ... See more keywords

A Distributed Routing Algorithm for LEO Satellite Networks: A Multiagent Transformer-MIX Learning Approach

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Published in 2025 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2025.3530919

Abstract: As a complement to terrestrial networks, low-Earth orbit (LEO) satellite networks are promising to provide ubiquitous and continuous services. To accommodate the dynamic topology of LEO satellite networks and increasing traffic demands, this article proposes… read more here.

Keywords: satellite networks; distributed routing; multiagent transformer; transformer mix ... See more keywords

Efficient Packet Routing for Large-Scale LEO Satellite Networks: A Pareto-Optimal MARL Approach With Queueing Theory

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Published in 2025 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2025.3610772

Abstract: Low Earth orbit (LEO) satellite networks enhance terrestrial connectivity by providing global coverage and low-latency communication. However, their highly dynamic topology, time-varying propagation delays, and constrained bandwidth severely limit the efficiency of conventional centralized routing,… read more here.

Keywords: satellite networks; packet; packet routing; large scale ... See more keywords

DVAMPNet: Hybrid Driven Framework for Activity Detection and Channel Estimation in Asynchronous Access Satellite Networks

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Published in 2025 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2025.3622751

Abstract: Satellite networks provide ubiquitous connectivity for the massive Internet of Things (IoT) devices in remote regions. Specifically, in IoT application scenarios, such as environmental monitoring and smart agriculture, this article aims to address the need… read more here.

Keywords: detection; satellite networks; access; estimation ... See more keywords

Incentive Mechanism Design for Resource Management in Satellite Networks: A Comprehensive Survey

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Published in 2025 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2025.3637167

Abstract: Resource management is one of the challenges in satellite networks due to their high mobility, wide coverage, long propagation distances, and stringent constraints on energy, communication, and computation resources. Traditional resource allocation approaches rely only… read more here.

Keywords: satellite networks; resource management; resource; mechanism design ... See more keywords