Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference

In this paper, we study the performance of mixed free space optical (FSO)-radio frequency (RF) multi-user relay network with aperture selection and opportunistic user scheduling in the presence of Poisson field interference. The considered system includes multiple optical sources (apertures), one am...

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Main Authors: Imene Trigui, Sofiene Affes, Anas M. Salhab, Mohamed-Slim Alouini
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8726362/
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author Imene Trigui
Sofiene Affes
Anas M. Salhab
Mohamed-Slim Alouini
author_facet Imene Trigui
Sofiene Affes
Anas M. Salhab
Mohamed-Slim Alouini
author_sort Imene Trigui
collection DOAJ
description In this paper, we study the performance of mixed free space optical (FSO)-radio frequency (RF) multi-user relay network with aperture selection and opportunistic user scheduling in the presence of Poisson field interference. The considered system includes multiple optical sources (apertures), one amplify-andforward (AF) relay, and multiple users. The source is connected with the relay node through FSO links and the relay is connected with the users through RF links with a Poisson field interference at the users. The FSO-RF channels are assumed to follow Málaga-M/shadowed κ-μ fading models with pointing errors on the FSO links. Exact closed-form expressions are derived for the outage probability and average symbol error probability (SEP). Moreover, the system performance is studied at the high signal-to-noise ratio (SNR) regime, where an approximate expression for the system outage probability is derived, in addition to deriving the system diversity order and coding gain. Then, the optimum source and relay transmission powers and relay position are determined to minimize the system asymptotic outage probability. The Monte-Carlo simulations are provided to validate the achieved exact and asymptotic results.
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spelling doaj.art-158f93d354e14160a54d409499c53d962022-12-21T23:36:56ZengIEEEIEEE Access2169-35362019-01-017737647378110.1109/ACCESS.2019.29200728726362Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field InterferenceImene Trigui0https://orcid.org/0000-0001-7929-1493Sofiene Affes1https://orcid.org/0000-0002-1729-3503Anas M. Salhab2Mohamed-Slim Alouini3INRS-EMT, Montreal, CanadaINRS-EMT, Montreal, CanadaElectrical Engineering Department, King Fahd University of Petroleum and Minerals, Dhahran, Saudi ArabiaComputer, Electrical, and Mathematical Sciences and Engineering Division, King Abdullah University of Science and Technology, Thuwal, Saudi ArabiaIn this paper, we study the performance of mixed free space optical (FSO)-radio frequency (RF) multi-user relay network with aperture selection and opportunistic user scheduling in the presence of Poisson field interference. The considered system includes multiple optical sources (apertures), one amplify-andforward (AF) relay, and multiple users. The source is connected with the relay node through FSO links and the relay is connected with the users through RF links with a Poisson field interference at the users. The FSO-RF channels are assumed to follow Ma&#x0301;laga-M/shadowed &#x03BA;-&#x03BC; fading models with pointing errors on the FSO links. Exact closed-form expressions are derived for the outage probability and average symbol error probability (SEP). Moreover, the system performance is studied at the high signal-to-noise ratio (SNR) regime, where an approximate expression for the system outage probability is derived, in addition to deriving the system diversity order and coding gain. Then, the optimum source and relay transmission powers and relay position are determined to minimize the system asymptotic outage probability. The Monte-Carlo simulations are provided to validate the achieved exact and asymptotic results.https://ieeexplore.ieee.org/document/8726362/Mixed FSO-RF relay networkMálaga-<italic xmlns:ali="http://www.niso.org/schemas/ali/1.0/" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">M</italic> distributionshadowed <italic xmlns:ali="http://www.niso.org/schemas/ali/1.0/" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">κ-μ</italic> fadingaperture selectionmultiuser diversityPoisson field interference
spellingShingle Imene Trigui
Sofiene Affes
Anas M. Salhab
Mohamed-Slim Alouini
Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference
IEEE Access
Mixed FSO-RF relay network
Málaga-<italic xmlns:ali="http://www.niso.org/schemas/ali/1.0/" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">M</italic> distribution
shadowed <italic xmlns:ali="http://www.niso.org/schemas/ali/1.0/" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">κ-μ</italic> fading
aperture selection
multiuser diversity
Poisson field interference
title Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference
title_full Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference
title_fullStr Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference
title_full_unstemmed Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference
title_short Multi-User Mixed FSO-RF Systems With Aperture Selection Under Poisson Field Interference
title_sort multi user mixed fso rf systems with aperture selection under poisson field interference
topic Mixed FSO-RF relay network
Málaga-<italic xmlns:ali="http://www.niso.org/schemas/ali/1.0/" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">M</italic> distribution
shadowed <italic xmlns:ali="http://www.niso.org/schemas/ali/1.0/" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">κ-μ</italic> fading
aperture selection
multiuser diversity
Poisson field interference
url https://ieeexplore.ieee.org/document/8726362/
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