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The theory of wireless information and power transfer in energy constrained wireless networks has caught the interest of researchers due to its potential in increasing the lifetime of sensor nodes and mitigate the environment hazards caused…

Networking and Internet Architecture · Computer Science 2018-03-23 Tarun Kalluri , Mansi Peer , Vivek Ashok Bohara , Daniel B. da Costa , Ugo S. Dias

In this paper, we consider an overlay cognitive radio network, in which a secondary transmitter (ST) is willing to relay the information of a primary transmitter toward a primary receiver. In return, ST can access the licensed band to send…

Information Theory · Computer Science 2018-06-08 Binh Van Nguyen , Hyoyoung Jung , Dongsoo Har , Kiseon Kim

The multi-user diversity in spectrum sharing cognitive radio systems with average power constraints over fading channels is investigated. Average power constraints are imposed for both the transmit power at the secondary transmitter and the…

Information Theory · Computer Science 2013-12-14 Fotis Foukalas , Tamer Khattab , H. Vincent Poor

In this paper, we investigate the performance of a dual-hop block fading cognitive radio network with underlay spectrum sharing over independent but not necessarily identically distributed (i.n.i.d.) Nakagami-$m$ fading channels. The…

Information Theory · Computer Science 2017-05-08 Saeed Vahidian , Maryam Najafi , Marzieh Najafi , Fawaz S. Al-Qahtani

In this paper, we develop an accurate closed-form analytic expression of the outage probability for each source-destination (S-D) pair in the two S-D pairs two relays wireless network, where cooperative network coding is applied over…

Information Theory · Computer Science 2024-06-14 Elias Benamira , Fatiha Merazka , Güneş Karabulut Kurt

In this chapter, the authors present the performance of multi-antenna selective combining decode-and-forward (SC-DF) relay networks over independent and identically distributed (i.i.d) Nakagami-m fading channels. The outage probability,…

Information Theory · Computer Science 2014-07-30 E. Soleimani-Nasab , A. Kalantari , M. Ardebilipour

The secrecy outage performance of wireless communication systems operating over spatially correlated composite fading channels is analyzed in this paper. We adopt a multiplicative composite channel model for both the legitimate…

Information Theory · Computer Science 2017-10-04 George C. Alexandropoulos , Kostas P. Peppas

This letter analyzes the performance of simultaneous wireless information-and-power transfer (SWIPT) in an overlay cognitive radio network (CRN) under Nakagami-$m$ fading. A pair of secondary users (SUs) is considered in which one SU…

Signal Processing · Electrical Eng. & Systems 2020-04-07 Devendra Singh Gurjar , Ha H. Nguyen , Prabina Pattanayak

Modeling and analysis of cooperative spectrum sensing is an important aspect in cognitive radio systems. In this paper, the problem of energy detection (ED) of an unknown signal over Nakagami-$m$ fading is revisited. Specifically, an…

Information Theory · Computer Science 2015-05-01 Debasish Bera , Sant S. Pathak , Indrajit Chakrabarty , George K. Karagiannidis

This paper studies the performance of a downlink non-orthogonal multiple access (NOMA) based cooperative network with maximal ratio transmission/receive antenna selection (MRT/RAS) over Nakagami-m fading channels in the presence of channel…

Signal Processing · Electrical Eng. & Systems 2019-03-20 Mahmoud Aldababsa , Oğuz Kucur

This paper studies the application of cooperative techniques for non-orthogonal multiple access (NOMA). More particularly, the fixed gain amplify-and-forward (AF) relaying with NOMA is investigated over Nakagami-$m$ fading channels. Two…

Information Theory · Computer Science 2018-12-19 Xinwei Yue , Yuanwei Liu , Shaoli Kang , Arumugam Nallanathan

In the next few years, the development of wireless communication systems propel the world into a fully connected society where the Machine-type Communications (MTC) plays a substantial role as key enabler in the future cellular systems. MTC…

Information Theory · Computer Science 2018-01-24 Parisa Nouri , Hirley Alves , Richard Demo Souza , Matti Latva-aho

This paper analyzes the unified performance of energy detection (ED) of spectrum sensing (SS) over generalized fading channels in cognitive radio (CR) networks. The detective performance of SS schemes will be obviously affected by fading…

Information Theory · Computer Science 2018-01-01 He Huang , Chaowei Yuan

An ad hoc network with a finite spatial extent and number of nodes or mobiles is analyzed. The mobile locations may be drawn from any spatial distribution, and interference-avoidance protocols or protection against physical collisions among…

Information Theory · Computer Science 2013-04-22 Don Torrieri , Matthew C. Valenti

Cooperative relaying improves the performance of wireless networks by forming a network of multiple independent virtual sources transmitting the same information as the source node. However, interference induced in the network reduces the…

Information Theory · Computer Science 2012-10-22 Bappi Barua , Mehran Abolhasan , Daniel Franklin , Farzad Safaei

Now-a-days, intense research is going on two-hop wireless link under different fading conditions with its remedial measures. In this paper work, a two-hop link under three different conditions is considered: (i) MIMO on both hops, (ii) MISO…

Information Theory · Computer Science 2014-01-24 Afsana Nadia , Arifur Rahim Chowdhury , Md. Shoayeb Hossain , Md. Imdadul Islam , M. R. Amin

Utilizing relaying techniques to improve performance of wireless systems is a promising avenue. However, it is crucial to understand what type of relaying schemes should be used for achieving different performance objectives under realistic…

Information Theory · Computer Science 2011-04-04 George C. Alexandropoulos , Agisilaos Papadogiannis , Paschalis C. Sofotasios

In this paper, we provide a global framework analysis of a dual-hop mixed Radio Frequency (RF)/Free Space Optical (FSO) system with multiple branches/relays wherein the first and second hops, respectively, consist of RF and FSO channels. To…

Signal Processing · Electrical Eng. & Systems 2019-02-11 Elyes Balti , Mohsen Guizani

Multi-cell cooperation (MCC) mitigates intercell interference and improves throughput at the cell edge. This paper considers a cooperative downlink, whereby cell-edge mobiles are served by multiple cooperative base stations. The cooperating…

Information Theory · Computer Science 2016-11-17 Salvatore Talarico , Matthew C. Valenti , Don Torrieri

Backscatter communication is an energy-efficient technique that enables sustainable wireless connectivity with a minimal environmental impact. In this paper, the secrecy performance of practical non-linear energy-harvesting backscatter…

Information Theory · Computer Science 2025-03-18 Mohammad Nafees , Dharmendra Dixit , Arvind Kumar
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