SEP performance of triangular QAM with MRC spatial diversity over fading channels

FH Qureshi, SA Sheikh, QU Khan, FM Malik - EURASIP Journal on …, 2016 - Springer
This paper presents the mathematical model for symbol error probability of triangular
quadrature amplitude modulation in a single-input multi-output environment. The symbol …

On the performance of M-QAM for Nakagami channels subject to gated noise

WJL Queiroz, F Madeiro, WTA Lopes… - Telecommunication …, 2018 - Springer
This paper presents a mathematical analysis of the joint effects of additive white Gaussian
noise and gated noise in an M-ary Quadrature Amplitude Modulation communication system …

On the performance of square, rectangular, star, and hexagonal QAM for backscatter systems

D Matos, R Correia, HTP Silva, HS Silva… - IEEE Microwave and …, 2022 - ieeexplore.ieee.org
Applications on wireless sensing and internet of things (IoT) require communication systems
based on low power with high data rates. Thus, backscatter communication plays an …

On gated Gaussian impulsive noise in M-QAM with optimum receivers

ÉR Araújo, WJL Queiroz, F Madeiro… - … of Communication and …, 2015 - jcis.sbrt.org.br
This paper presents an approach for the analysis of gated Gaussian impulsive noise and its
effects in M-ary Quadrature Amplitude Modulation (M-QAM) schemes. In the approach, both …

Performance of modulation diversity with polar encoding in Rayleigh fading channel

WTA Lopes, Y Xue, ES Sousa - … Evaluation of Wireless Ad Hoc, Sensor …, 2019 - dl.acm.org
This paper presents preliminary results concerning the use of modulation diversity combined
with polar codes considering the transmission over Rayleigh fading channel. The main idea …

Symbol Error Probability Performance of Rectangular QAM with MRC Reception over Generalized α-µ Fading Channels

FH Qureshi, QU Khan, SA Sheikh… - … on Fundamentals of …, 2018 - search.ieice.org
In this paper, a new and an accurate symbol error probability's analytical model of
Rectangular Quadrature Amplitude Modulation in α-µ fading channel is presented for single …

Performance analysis of generalized QAM modulation under η−μ and κ−μ fading

WJL Queiroz, F Madeiro, WTA Lopes… - EURASIP Journal on …, 2013 - Springer
This paper presents new closed-form expressions for the symbol error probability (SEP) of θ-
QAM modulation with maximum ratio combining (MRC) receiver under η− μ and κ− μ fading …

Error Probability of Multichannel Reception with\theta-QAM Scheme Under Correlated Nakagami-m Fading

WJL Queiroz, F Madeiro, WTA Lopes… - … of Communication and …, 2014 - jcis.sbrt.org.br
In this paper, an unifyied analysis is proposed for the compact receiver with spatial diversity.
A maximum ratio combining receiver for linear antenna arrays is considered with the …

[PDF][PDF] Desempenho do receptor MRC para modulaçao θ-QAM sob desvanecimento generalizado

WJL Queiroz, F Madeiro, WTA Lopes… - … (SBrT 2011), Curitiba …, 2011 - biblioteca.sbrt.org.br
Este artigo apresenta expresssoes matemáticas para a avaliaçao da probabilidade de erro
de sımbolo (SEP) do esquema de modulaçao θ-QAM com receptor de razao máxima de …

Atribuição de Índices para QV Robusta usando o Algoritmo Variable Neighborhood Search

J Galvão, EA LIMA, F Madeiro - TEMA (São Carlos), 2017 - SciELO Brasil
Este trabalho aborda o problema da Quantização Vetorial Robusta no cenário de
transmissão de imagens por canal binário simétrico. É introduzida uma aplicação do …