Filters








381 Hits in 8.6 sec

Performance of Nth Worst Full-Duplex Relay Selection over Nakagami-M Fading Channels

Jing Guo, Yujie Zhang
2017 International Journal of Communications, Network and System Sciences  
The performance analysis of th N worst relay selection for the full-duplex (FD) mode over Nakagami-m fading channels is studied. We assume the relay employs the amplify-and-forward (AF) protocol.  ...  Based on these expressions, the effect of several important network parameters, i.e., the number of relays and the order of selected relay, as well as the quality of the relay links, source-relay links  ...  Figure 2 shows the outage performance versus SNR for different fading para- Conclusion The th N worst relay scheme was studied for the full-duplex relay channel over Nakagami-m fading channels.  ... 
doi:10.4236/ijcns.2017.108b004 fatcat:wgbdthoewrbdzbt3t35glpn74u

Cognitive Relay Networks: A Comprehensive Survey

Ayesha Naeem, Mubashir Husain Rehmani
2015 EAI Endorsed Transactions on Wireless Spectrum  
We also provide a detailed review on existing schemes in cognitive relay networks on the basis of relaying protocol, relay cooperation and channel model. must continuously sense the available spectrum  ...  Cognitive relay network increases the throughput of network by reducing the complete path loss and also by ensuring cooperation among secondary users and cooperation among primary and secondary users.  ...  Cognitive relay networks applied Nakagami-mFading for the outage analysis to maximize the transmit power over versatile fading channels [13] .  ... 
doi:10.4108/ws.2015.3.e5 fatcat:23jwunrbzvbwfnul2a2o22figi

Outage Performance of Bidirectional Full-Duplex Amplify-and-Forward Relay Network with Transmit Antenna Selection and Maximal Ratio Combining

R. Rajesh, P. G. S. Velmurugan, S. J. Thiruvengadam, P. S. Mallick
2018 Journal of Telecommunications and Information Technology  
Further, closed form expressions are also derived for end-to-end outage probability of the proposed bidirectional full-duplex AF relay network in the Nakagami-m fading channel environment.  ...  Although self-interference at the relay node limits the performance of the full-duplex network, the outage performance of the proposed network is better than that of conventional bidirectional full-duplex  ...  In Fig. 5 , the outage performance of the proposed bidirectional full-duplex relay network is shown for various shape parameters in the Nakagami-m fading channel.  ... 
doi:10.26636/jtit.2018.116417 fatcat:mqsytjm2irgolgy5pqay3522aa

Efficient Cooperative Protocols for Full-Duplex Relaying Over Nakagami- $m$ Fading Channels

Mohammad Galal Khafagy, Amr Ismail, Mohamed-Slim Alouini, Sonia Aissa
2015 IEEE Transactions on Wireless Communications  
Index Terms-Cooperative diversity, full-duplex relaying, incremental selective decode-and-forward, Nakagami-m fading, self-interference, outage probability. M. G. Khafagy and M.-S.  ...  In this work, efficient protocols are studied for full-duplex relaying (FDR) with loopback interference over Nakagami-m block fading channels.  ...  CONCLUSION Efficient cooperative protocols were studied for the full-duplex relay channel with loopback interference over Nakagami-m fading channels with integer shape parameters.  ... 
doi:10.1109/twc.2015.2406712 fatcat:ndfzw5dnvve6lgqs26z4jsqpoi

Performance modeling and analysis on conditional DF relaying scheme over Nakagami- m fading channels with integral m

Wu He, Hongjiang Lei, Gaofeng Pan
2016 AEU - International Journal of Electronics and Communications  
In this work, a dual-hop cooperative system with conditional decode-and-forward (DF) scheme over Nakagami-m fading channels is studied.  ...  DF relaying schemes over Nakagami-m fading channels.  ...  To the best of the authors' knowledge, the outage and average symbol error performance of the conditional DF scheme over Nakagami-m fading channels have been not studied yet.  ... 
doi:10.1016/j.aeue.2016.02.010 fatcat:4vftj4xze5cqzdsopupbtlwfyi

Performance Analysis of Full-Duplex Vehicle Relay-Based Selection in Dense Multi-lane Highways

Khaled Eshteiwi, Georges Kaddoum, Kais Ben Fredj, Ebrahim Soujeri, Francois Gagnon
2019 IEEE Access  
INDEX TERMS Full duplex relaying, V2V communications, relay selection, Nakagamim fading channel, outage probability, throughput, blockage probability. .  ...  Furthermore, a Nakagami-m fading channel model is considered due to its excellent representation of the V2V communication environment.  ...  The performance of full duplex DF relay selection over Nakagami-m fading channels is investigated and analyzed in term of outage probability in [24] .  ... 
doi:10.1109/access.2019.2903453 fatcat:oe42a4f5efgh7bm4ga6sdkbg3y

On the performance of future full-duplex relay selection networks

Mohammad Galal Khafagy, Mohamed-Slim Alouini, Sonia Aissa
2015 2015 IEEE 20th International Workshop on Computer Aided Modelling and Design of Communication Links and Networks (CAMAD)  
In this work, we evaluate the performance of relay selection over Nakagami-m fading channels in the presence of a cluster of full-duplex decode-and-forward relays with selfinterference.  ...  The presented exact results enable the evaluation of the outage performance and system throughput for fixed-rate transmission systems.  ...  Under the more general Nakagami-m fading model, the outage performance has been also studied for MHDF [11] , BMSC [12] , and selective relaying [13] .  ... 
doi:10.1109/camad.2015.7390472 dblp:conf/camad/KhafagyxAA15 fatcat:3rizrtgndvhctk4v6lcaofme3m

Outage Performance for DF Two-Way Relaying with Co-Channel Interference over Nakagami-m Fading

2015 KSII Transactions on Internet and Information Systems  
In this paper, we investigate the outage performance of a two-way decode-and-forward relaying network in an interference-limited Nakagami-m fading environment.  ...  Keywords: Two-way relaying, outage probability, decode-and-forward, co-channel interference, Nakagami-m fading 4470 Jinhong Fan et al.: Outage Performance for DF Two-Way Relaying with Co-Channel Interference  ...  et al.: Outage Performance for DF Two-Way Relaying with Co-Channel Interference over Nakagami-m Fading  ... 
doi:10.3837/tiis.2015.11.012 fatcat:2be2phs4vbcqhiporwcckhqugm

Outage Analysis of Cooperative CDMA Systems in Nakagami- $m$ Fading Channels

Ali Mehemed, Walaa Hamouda
2012 IEEE Transactions on Vehicular Technology  
The performance of uplink cooperative code-division multiple-access (CDMA) systems using adaptive decode-andforward (DF) relaying is investigated over Nakagami-m fading channels.  ...  Index Terms-Asynchronous code-division multiple access (CDMA), cooperative diversity, Nakagami-m fading, outage probability.  ...  Fig. 2 . 2 Outage probability for cooperative DF DS-CDMA with different numbers of relays L over i.i.d. Nakagami-m fading channels.  ... 
doi:10.1109/tvt.2011.2178870 fatcat:uv5izunacreejoomy2oi4hogsa

Outage Probability Analysis of MIMO-OSTBC Relaying Network Over Nakagami-m Fading Channel Conditions

Ravi Shankar, Indrajeet Kumar, Ritesh Mishra
2019 Traitement du signal  
The objective of this study is to examine the outage probability (OP) performance of the multiple-input multiple-output (MIMO) cooperative communication system over Nakagamim fading channel conditions.  ...  Source node transmits orthogonal space time block code (OSTBC) codeword to the relay & destination node and maximal ratio combiner (MRC) is used for the decoding purpose at the destination node.  ...  In the works [16] [17] , the authors investigate the D/L full duplex non-orthogonal multiple access (NOMA) cooperative communication network model and selective DF technique over Nakagami-m fading channel  ... 
doi:10.18280/ts.360108 fatcat:3phgrjgnanhx7ga3rczvl4le6y

Novel multiple access for cooperative networks with nakagami-m fading: system model and performance analysis

Tu-Trinh Thi Nguyen, Dinh-Thuan Do
2020 Indonesian Journal of Electrical Engineering and Computer Science  
<p>This study considers the performances of a downlink non-orthogonal multiple access (NOMA) network over Nakagami-m fading channels. This scheme employs two hop transmission.  ...  Furthermore, the effects of Nakagami-m channel fading on the probability and throughput are investigated.  ...  Two far NOMA users can be activated thanks to the help of a decode-and-forward (DF) relay.  ... 
doi:10.11591/ijeecs.v19.i1.pp234-240 fatcat:zw5hsnvh4nerfnkbbqalhceouy

Continuous transmit in cognitive radio systems: outage performance of selection decode-and-forward relay networks over Nakagami-m fading channels

Mohammed Ridouani, Aawatif Hayar, Abdelkrim Haqiq
2015 EURASIP Journal on Wireless Communications and Networking  
The proposed strategy is projected into dual-hop communication systems with decode-and-forward and relay selection over independent but not necessarily identically distributed Nakagami-m fading channels  ...  Simulation results show that the strategy 'Always transmit + Relay' outperforms other conventional cognitive radio strategies and the use of relays enhances the performance in deep fading channel.  ...  over both phases and over independent but not necessarily identically distributed Nakagami-m fading channels.  ... 
doi:10.1186/s13638-015-0337-y fatcat:lrlyeuag3rca7dqohaonsk3xze

System Performance of Cooperative NOMA with Full-Duplex Relay over Nakagami-m Fading Channels

Xuan-Xinh Nguyen, Dinh-Thuan Do
2019 Mobile Information Systems  
In this paper, we consider a dual-user nonorthogonal multiple access (NOMA) with the help of full-duplex decode-and-forward (DF) relay systems with respect to Nakagami-m fading channel environment.  ...  Finally, simulations are conducted to confirm the validity of the analysis and show the system performance of NOMA under different fading parameters of Nakagami-m fading channels.  ...  In [18] , the closed form and lower and upper bounds on the ergodic sum rate together with the outage probability have been provided in amplify-and-forward (AF) relaying over Nakagami-m fading channels  ... 
doi:10.1155/2019/7547431 fatcat:7fjs7yveuzauzifqnb3uawxige

Performance Analysis of Cooperative NOMA Networks with Imperfect CSI over Nakagami-m Fading Channels

Xianli Gong, Xinwei Yue, Feng Liu
2020 Sensors  
More particularly, the performance of cooperative NOMA system under the assumption of imperfect channel state information (ipCSI) is studied over Nakagami-m fading channels.  ...  In this paper, we investigate a downlink cooperative non-orthogonal multiple access (NOMA) network with decode-and-forward relaying, where two scenarios of user relaying with direct link and user relaying  ...  NOMA-AF scheme in terms of outage probability and ergodic sum rate over Nakagami-m fading channels.  ... 
doi:10.3390/s20020424 fatcat:abvxvmixbbceznssy6tpocmv5a

Joint Relay and Eavesdropper Selection Strategy against Multiple Eavesdroppers over Nakagami-m Fading Channels in Cooperative Decode-and-Forward Relay Networks

Qian Guo, Wei Feng
2019 IEEE Access  
Physical layer security (PLS) in the presence of multiple eavesdroppers over Nakagami-m fading channels for cooperative decode-and-forward (DF) relay network that consists of one source, one destination  ...  joint relay and eavesdropper selection (JRES) strategy against eavesdropping attack over Nakagami-m fading channels.  ...  relay and eavesdropper selection (JRES) strategy against eavesdropping attack over Nakagami-m fading channels with SRT performance analysis.  ... 
doi:10.1109/access.2019.2906639 fatcat:femr46h4qbfbnjdjlfrwn2xdga
« Previous Showing results 1 — 15 out of 381 results