Mostrando 10 resultados de: 17
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Asymptotically Exact Approximations to Generalized Fading Sum Statistics
ArticleAbstract: We propose a unified approach to approximate the probability density function and the cumulative disPalabras claves:Approximation methods, Asymptotic analysis, Generalized fading channels, sums of random variablesAutores:José David Vega Sanchez, Perim V., Santos Filho J.C.S.Fuentes:googlescopusA simple approximation for the sum of fading random variables via a nakagami-m distribution
Conference ObjectAbstract: Most of the classic fading variables can be obtained through Nakagami-m distribution and the sum ofPalabras claves:Approximation methods, Diversity systems, maximum likelihood estimation, Nakagami-m distribution, Performance AnalysisAutores:Diego Javier Reinoso Chisaguano, José David Vega Sanchez, Luis Felipe Urquiza-Aguiar, Paredes Paredes, Martha CeciliaFuentes:scopusAn Accurate, Fast Approximation for the Sum of Fading Random Variables via Expectation Maximization Applications to Diversity Systems
ArticleAbstract: Sums of fading envelopes occur in several wireless communications applications. The exact mathematicPalabras claves:Approximation methods, Diversity systems, expectation-maximization algorithms, Nakagami-m distribution, Performance AnalysisAutores:José David Vega Sanchez, Luis Felipe Urquiza-Aguiar, Paredes Paredes, Martha CeciliaFuentes:googlescopusFading channel models for mm-wave communications
ArticleAbstract: A realistic performance assessment of any wireless communication system requires the use of a fadingPalabras claves:Fluctuating multiple-ray model, Generalized fading channels, Mm-wave, κ-µ shadowedAutores:José David Vega Sanchez, Luis Felipe Urquiza-Aguiar, Paredes Paredes, Martha CeciliaFuentes:googlescopusExpectation-Maximization Learning for Wireless Channel Modeling of Reconfigurable Intelligent Surfaces
ArticleAbstract: Channel modeling is a critical issue when designing or evaluating the performance of reconfigurablePalabras claves:Channel modeling, Expectation-maximization, outage probability, reconfigurable intelligent surface, spatial correlationAutores:José David Vega Sanchez, López-Martínez F.J., Luis Felipe Urquiza-Aguiar, Paredes Paredes, Martha CeciliaFuentes:googlescopusEffect of correlation on the capacity of backscatter communication systems
ArticleAbstract: The authors analyse the effect of correlation between the forward and backward links on the capacityPalabras claves:Autores:José David Vega Sanchez, López-Martínez F.J., Matez-Bandera J.L., Ramirez-Espinosa P.Fuentes:googlescopusOn the Secrecy Performance over N-Wave with Diffuse Power Fading Channel
ArticleAbstract: We investigate the realistic propagation conditions effects on wireless physical layer security, whiPalabras claves:Generalized fading channels, Mm-wave, N-wave with diffuse power fading model, physical layer securityAutores:José David Vega Sanchez, López-Martínez F.J., Luis Felipe Urquiza-Aguiar, Osorio D.P.M., Paredes Paredes, Martha CeciliaFuentes:googlescopusOn the statistics of the ratio of nonconstrained arbitrary α-μ random variables: A general framework and applications
ArticleAbstract: In this paper, we derive closed-form exact expressions for the main statistics of the ratio of two sPalabras claves:Autores:Alves H., José David Vega Sanchez, Luis Felipe Urquiza-Aguiar, Olivo E.E.B., Osorio D.P.M., Paredes Paredes, Martha CeciliaFuentes:googlescopusInformation-Theoretic Security of MIMO Networks under κ-μ Shadowed Fading Channels
ArticleAbstract: This paper investigates the impact of realistic propagation conditions on the achievable secrecy perPalabras claves:Generalized fading channels, maximal ratio combining, multiple-input multiple-output, physical layer security, transmit antenna selection, κ-µ shadowedAutores:F. Javier Lopez-Martinez, José David Vega Sanchez, Luis Felipe Urquiza-Aguiar, Osorio D.P.M., Paredes Paredes, Martha CeciliaFuentes:googlescopusImpact of Self-Energy Recycling and Cooperative Jamming on SWIPT-Based FD Relay Networks with Secrecy Constraints
ArticleAbstract: This paper investigates the secrecy performance of a power splitting-based simultaneous wireless infPalabras claves:Cooperative jamming, Full-duplex, physical layer security, relaying, simultaneous wireless information and power transferAutores:José David Vega Sanchez, Olivo E.E.B., Osorio D.P.M., Silva I.W.G.D.Fuentes:googlescopus