Massive MIMO Channel Estimation Considering Pilot Contamination and Spatially Correlated Channels

Pereira de Figueiredo, Felipe Augusto; Lemes, Dimas A. M.; Dias, Claudio Ferreira; Fraidenraich, Gustavo

doi:10.36227/techrxiv.11470002.v1

Channel_Estimation_Considering_Spatially_Correlated_Channels.pdf (231.95 kB)

Massive MIMO Channel Estimation Considering Pilot Contamination and Spatially Correlated Channels

preprint

posted on 2019-12-30, 22:13 authored by Felipe Augusto Pereira de FigueiredoFelipe Augusto Pereira de Figueiredo, Dimas A. M. Lemes, Claudio Ferreira Dias, Gustavo Fraidenraich

In this letter, we present a study on linear channel estimators and their respective mean square error (MSE) expressions acknowledging spatially correlated channels and pilot contamination. We also investigate the impact of imperfect channel covariance matrix knowledge.