Articles with "satellite communication" as a keyword



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A Method for Estimating the Time Delays During the Signal Propagation from the Satellite Communication Systems with the Code-Division Access

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Published in 2017 at "Radiophysics and Quantum Electronics"

DOI: 10.1007/s11141-017-9827-6

Abstract: We propose a method for estimating mutual time delays during the signal propagation from several radiation sources of a satellite communication system with the code division access to be used when solving the problem of… read more here.

Keywords: signal propagation; code division; method estimating; time delays ... See more keywords

Multiple-high altitude platforms aided system architecture for achieving maximum last mile capacity in satellite communication

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Published in 2019 at "Telecommunication Systems"

DOI: 10.1007/s11235-018-0466-9

Abstract: Satellite communication provides services to users over wide area. However, the propagation delay and the link budget associated with the long path make the communication difficult. Better link budget and smaller user antennas make high-altitude… read more here.

Keywords: last mile; system; communication; high altitude ... See more keywords
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Adaptive Separation of Subcarrier for Wireless Link of Satellite Communication

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Published in 2018 at "Wireless Personal Communications"

DOI: 10.1007/s11277-018-5432-z

Abstract: Currently, the subcarrier on the satellite communication wireless link has uncertain signal number and bandwidth and non-overlapped frequency spectra of mixed signals, and thus can hardly be separated and identified. Through analysis, a simple and… read more here.

Keywords: wireless link; adaptive separation; satellite communication;
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Performance analysis of a laser satellite-communication system with a three-layer altitude spectrum over weak-to-strong turbulence

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Published in 2017 at "Optik"

DOI: 10.1016/j.ijleo.2017.08.074

Abstract: Abstract In this article, the downlink bit-error-rate (BER) performance of scintillation models for a laser satellite communication system influenced by weak-to-strong turbulence on a slant path is investigated, which take optical wavelength, zenith angle, terrestrial… read more here.

Keywords: strong turbulence; turbulence; communication system; weak strong ... See more keywords
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A mutual authentication and key update protocol in satellite communication network

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Published in 2020 at "Automatika"

DOI: 10.1080/00051144.2020.1757966

Abstract: Satellite communication networks have been widely used to provide essential communication services, including voice communication, global positioning, message communication, etc. However, sorts of network attacks are easy to be launched in these networks due to… read more here.

Keywords: network; communication; protocol; protocol satellite ... See more keywords
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G-BDP-ADC Model for Effectiveness Evaluation of Low Orbit Satellite Communication System in the Context of Poor Information

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2949595

Abstract: Effectiveness evaluation of LEO satellite communication system can not only guide the optimization of constellation program,but also play an important role in the stage of system design. In order to ensure the accuracy of the… read more here.

Keywords: communication system; system; evaluation; model ... See more keywords
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Recurrent NEAT Assisted 2D-DOA Estimation With Reduced Complexity for Satellite Communication Systems

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3145583

Abstract: Direction-of-arrival (DOA) estimation plays a vital role in the field of array signal processing. However, the need for heavy computing tasks in most traditional DOA algorithms, e.g., multiple signal classification (MUSIC), makes their engineering practicality… read more here.

Keywords: doa; satellite communication; complexity; doa estimation ... See more keywords
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Investigation of Ionospheric Effects in the Planning of the AlfaCrux UHF Satellite Communication System

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3183152

Abstract: Recent technological advances and new launch opportunities have allowed the development and spread of small satellite missions for commercial and educational purposes and different applications. Among this category of small satellites, CubeSats have attracted lots… read more here.

Keywords: ionospheric effects; communication; investigation ionospheric; effects planning ... See more keywords
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A stackelberg differential game based bandwidth allocation in satellite communication network

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Published in 2018 at "China Communications"

DOI: 10.1109/cc.2018.8438284

Abstract: In this paper, a Stackelberg differential game based approach is proposed to solve the bandwidth allocation problems in satellite communication network. All the satellites are divided into two groups, one has high download requirements, and… read more here.

Keywords: bandwidth allocation; game; communication network; satellite communication ... See more keywords
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Multiobjective Anti-Collision for Massive Access Ranging in MF-TDMA Satellite Communication System

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Published in 2022 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2021.3079928

Abstract: The collision of ranging signals in the process of massive concurrent access ranging seriously affects the networking speed of satellite communication networks. Random access schemes are usually used to reduce the collision probability, but their… read more here.

Keywords: collision; access ranging; satellite communication; process ... See more keywords
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Robust End Hopping for Secure Satellite Communication in Moving Target Defense

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Published in 2022 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2022.3144971

Abstract: Satellite communication contributes tremendously to the Industrial Internet of Things (IIoT) with telecommunication efficiency and data accessibility at global-scale coverage. However, realizing proactive defense for satellite communication remains a challenge. In order to address such… read more here.

Keywords: target defense; moving target; defense; satellite communication ... See more keywords