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Related papers: Mixed RF/FSO Relaying Systems with Hardware Impair…

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Hybrid radio frequency (RF)/free space optical (FSO) systems are among the candidate enabling technologies for the next generation of wireless networks since they benefit from both the high data rates of the FSO subsystem and the high…

Information Theory · Computer Science 2016-08-10 Marzieh Najafi , Vahid Jamali , Robert Schober

In this paper, a study on the end-to-end performance of dual-hop wireless communication systems equipped with fixed-gain relays and operating over Generalized-Gamma (GG) fading channels is presented. A novel closed form expression for the…

Other Computer Science · Computer Science 2010-03-10 K. P. Peppas , A. Mansour , G. S. Tombras

Intelligent reflecting surface (IRS) is an emerging key technology for the fifth-generation (5G) and beyond wireless communication systems to provide more robust and reliable communication links. In this paper, we propose a mixed dual-hop…

Networking and Internet Architecture · Computer Science 2021-11-19 Gyan Deep Verma , Aashish Mathur , Yun Ai , Michael Cheffena

Free space optical (FSO) communication has been receiving increasing attention in recent years with its ability to achieve ultra-high data rates over unlicensed optical spectrum. A major performance limiting factor in FSO systems is…

Information Theory · Computer Science 2016-09-21 Mohammadreza Aminikashani , Mohsen Kavehrad

In this paper, we study a dual-hop mixed power line communication and radio-frequency communication (PLC/RF) system, where the connection between the PLC link and the RF link is made by a decode-and-forward (DF) or amplify-and-forward (AF)…

Information Theory · Computer Science 2020-11-19 Liang Yang , Xiaoqin Yan , Sai Li , Daniel Benevides da Costa , Mohamed-Slim Alouini

In this work, we consider the performance analysis of the uplink cellular networks with free space optics (FSO) backhauling. The user equipment (UE) communicates with the nearest Base Station (BS) in first slot while in second slot, the BS…

Information Theory · Computer Science 2020-10-29 Elyes Balti , Brian K. Johnson

We investigate the performance of mixed free space optical (FSO)/millimeter-wave (mmWave) relay networks with interference at the destination. The FSO/mmWave channels are assumed to follow Malaga-M/Generalized-K fading models with pointing…

Information Theory · Computer Science 2019-05-03 Imene Trigui , Panagiotis D. Diamantoulakis , Sofiene Affes , George K. Karagiannidis

In this work, we analyze the secrecy outage performance of a dual-hop relay system composed of multiple-input-multiple-output radio-frequency (RF) links and a free-space optical (FSO) link while a multiple-antenna eavesdropper wiretaps the…

Information Theory · Computer Science 2020-03-31 Hongjiang Lei , Haolun Luo , Ki-Hong Park , Imran Shafique Ansari , Weijia Lei , Gaofeng Pan , Mohamed-Slim Alouini

This letter proposes and evaluates the performance of reconfigurable intelligent surface (RIS)-assisted source multiuser mixed radio frequency (RF)/free space optical (FSO) relay network with opportunistic user scheduling. Closed-form…

Information Theory · Computer Science 2020-12-23 Anas M. Salhab , Liang Yang

This work analyzes the performance of an underlay cognitive radio based decode-and-forward mixed multiple-input multiple-output (MIMO) radio frequency/free space optical (RF/FSO) cooperative relay system with multiple mobile secondary and…

Information Theory · Computer Science 2018-05-16 Neeraj Varshney , Aditya K. Jagannatham , Pramod K. Varshney

In mobile communication system, due to the limitations of mobile device such as low power supply as well as small size, most of the processing should be done at the Base Station. Using multi-receive structure at the Base Station really…

Signal Processing · Electrical Eng. & Systems 2019-05-01 Mohammad Ali Amirabadi

This paper presents an analysis of the asymmetric relaying system which provides communication between hybrid outdoor sub-system and indoor visible light communications (VLC) access points. The outdoor sub-system represents a hybrid…

Networking and Internet Architecture · Computer Science 2022-09-23 Milica Petkovic , Aleksandra Cvetkovic , Milan Narandzic

We analyze a secure dual-hop mixed radio frequency-free space optical (RF-FSO) downlink simultaneous wireless information and power transfer (SWIPT) systems. The FSO link and all RF links experience Gamma-Gamma, independent and identical…

Information Theory · Computer Science 2019-09-04 Hongjiang Lei , Zhijun Dai , Ki-Hong Park , Weijia Lei , Gaofeng Pan , Mohamed-Slim Alouini

In this paper, we present an analysis of the outage probability for fixed-gain amplify-and-forward (AF) multihop relay links operating in the high SNR regime. Our analysis exploits properties of Mellin transforms to derive an asymptotic…

Information Theory · Computer Science 2012-06-15 Justin P. Coon , Yue Wang , Gillian Huang

Radio frequency (RF) communications offer reliable but low data rates and energy-inefficient satellite links, while free-space optical (FSO) promises high bandwidth but struggles with disturbances imposed by atmospheric effects. A hybrid…

Systems and Control · Electrical Eng. & Systems 2024-10-24 Mostafa Ibrahim , Arsalan Ahmad , Sabit Ekin , Peter LoPresti , Serhat Altunc , Obadiah Kegege , John F. O'Hara

In this work, we study the performance of multiple-hop mixed frequency (RF)/free-space optical (FSO) communication-based decode-and-forward protocol for multicast networks. So far, serving a large number of users is considered a promising…

Signal Processing · Electrical Eng. & Systems 2022-03-23 Olfa Ben Yahia , Eylem Erdogan , Gunes Karabulut Kurt

Relaying has been extensively studied during the last decades and has found numerous applications in wireless communications. The simplest relaying method, namely amplify and forward, has shown potential in MIMO multiple access systems,…

Information Theory · Computer Science 2014-11-07 Symeon Chatzinotas

In this work, a hybrid free-space optics (FSO)/ teraHertz (THz) based backhaul network is considered to provide high-data rate reliable communication to the terrestrial mobile users (MUs) operating at millimeter wave (mmWave) bands. The FSO…

Signal Processing · Electrical Eng. & Systems 2022-11-14 Praveen Kumar Singya , Behrooz Makki , Antonio D'Errico , Mohamed-Slim Alouini

We analyze a secure two-hop mixed radio frequency (RF) and underwater wireless optical communication (UWOC) system using a fixed-gain amplify-and-forward (AF) relay. The UWOC channel is modeled using a unified mixture…

Information Theory · Computer Science 2020-09-22 Yi Lou , Ruofan Sun , Julian Cheng , Songzuo Liu , Feng Zhou , Gang Qiao

We study the performance of multi-hop networks composed of millimeter wave (MMW)-based radio frequency (RF) and free-space optical (FSO) links. The results are obtained in the cases with and without hybrid automatic repeat request (HARQ).…

Information Theory · Computer Science 2017-03-22 Behrooz Makki , Tommy Svensson , Maite Brandt-Pearce , Mohamed-Slim Alouini