Mostrando 10 resultados de: 11
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2019 IEEE 4th Ecuador Technical Chapters Meeting, ETCM 2019(2)
2016 8th IEEE Latin-American Conference on Communications, LATINCOM 2016(1)
2017 IEEE 2nd Ecuador Technical Chapters Meeting, ETCM 2017(1)
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Electronics (Switzerland)(1)
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Ciencias de la computación(9)
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Comparison of architectures for PAPR reduction in OFDM combining pilot symbols with constellation extension
Conference ObjectAbstract: A main drawback of Orthogonal Frequency Division Multiplexing (OFDM) systems is that they suffer froPalabras claves:Constellation extension, OFDM, Orthogonal pilot sequences, Peak power reductionAutores:García M., Paredes Paredes, Martha CeciliaFuentes:googlescopusAnalysis of quantization metrics for PAPR evaluation in OFDM systems
Conference ObjectAbstract: Orthogonal Frequency Division Multiplexing (OFDM) has become the popular modulation technique in higPalabras claves:Crest factor, cubic metric, OFDM, papr, Peak power reductionAutores:David Mejia Navarrete, Mejía David, Paredes Paredes, Martha Cecilia, Placencia D.F.P.Fuentes:googlescopusA Fast and Accurate Approximation of IEEE 802.11 Physical Layer Models for Network Simulators
ArticleAbstract: Network simulators are used for the research and development of several types of networks. However,Palabras claves:IEEE 802.11, Network simulator, Ns-3, OFDM, PERAutores:Diego Javier Reinoso Chisaguano, Juan Pablo Astudillo León, Luis Felipe Urquiza-Aguiar, Pablo Anibal Lupera-Morillo, Paredes Paredes, Martha Cecilia, Xavier Alejandro Flores CabezasFuentes:scopusEnergy efficient peak power reduction in OFDM with amplitude pbkp_redistortion aided by orthogonal pilots
ArticleAbstract: The high Peak-to-Average Power Ratio (PAPR) is a main drawback of Orthogonal Frequency Division MultPalabras claves:Computational complexity, Energy efficiency, OFDM, peak to average power ratioAutores:Fernández-Getino García M.J., Paredes Paredes, Martha CeciliaFuentes:googlescopusEffect of Constellation-shaping-based PAPR Reduction Methods Over the Capacity of OFDM Systems
Conference ObjectAbstract: This paper studies the effect of two Peak to Average Power Ratio (PAPR) reduction methods over the cPalabras claves:ACE-POCS, BBCE, capacity, OFDM, papr, water-fillingAutores:Diego Javier Reinoso Chisaguano, Luis Felipe Urquiza-Aguiar, Paredes Paredes, Martha CeciliaFuentes:scopusNeural Network-based scheme for PAPR reduction in OFDM Systems
Conference ObjectAbstract: This paper proposes a neural network-based scheme for Peak-to-Average Power Ratio (PAPR) reduction wPalabras claves:BBCE, Neural networks, OFDM, paprAutores:Diego Javier Reinoso Chisaguano, Felipe Grijalva, Jorge Carvajal-Rodriguez, Paredes Paredes, Martha CeciliaFuentes:googlescopusImproving the Realism of the Physical Layer of NS-3 by Considering the PAPR Problem of the IEEE 802.11p Transmitter
Conference ObjectAbstract: NS-3 is a network simulator used for the research and development of Vehicular Ad-hoc Networks (VANEPalabras claves:ieee802.11p, Ns-3, OFDM, papr, VANetAutores:Diego Javier Reinoso Chisaguano, Juan Pablo Astudillo León, Luis Felipe Urquiza-Aguiar, Pablo Anibal Lupera-Morillo, Paredes Paredes, Martha CeciliaFuentes:scopusPerformance analysis of the effects caused by HPA models on an OFDM signal with high PAPR
Conference ObjectAbstract: This paper presents an analysis of the Orthogonal Frequency Division Multiplexing (OFDM) signal withPalabras claves:HPA models, OFDM, paprAutores:Felipe Grijalva, Franklin Sarzosa, Jorge Carvajal-Rodriguez, Paredes Paredes, Martha CeciliaFuentes:googlescopusPerformance evaluation of OPS-SAP PAPR reduction technique in OFDM systems in a wireless vehicular context
Conference ObjectAbstract: Vehicular Ad Hoc Networks (VANETs) are wireless networks that emerged thanks to advances in wirelessPalabras claves:OFDM, OPS-SAP, PAPR reduction, VANETsAutores:García M., Paredes Paredes, Martha CeciliaFuentes:googlescopusPerformance of OPS-SAP technique for PAPR reduction in IEEE 802.11p scenarios
ArticleAbstract: Vehicular Ad Hoc Networks (VANETs) are wireless networks that emerged thanks to the rapid evolutionPalabras claves:OFDM, OPS-SAP, PAPR reduction, VANETsAutores:Fernández-Getino García M.J., Paredes Paredes, Martha CeciliaFuentes:googlescopus