Massive MIMO is a disruptive technology that was born more than a decade ago, and that
has been adopted as an integral part of the 5G standard. Without its many advantages, the …

Energy efficiency (EE) is a critical design when taking into account circuit power
consumption (CPC) in fifth-generation cellular networks. These problems arise because of …

Massive Multiple Input Multiple Output (MIMO) is a key technique used in 5G mobile
communication systems; it aims to efficiently increase the spectral efficiency of the …

The mobile Internet business is rapidly developing, leading to a demand for higher data
service rates. To address this, massive Multiple-Input Multiple-Output (MIMO) technology …

This paper evaluates the feasibility of applying massive multiple-input multiple-output
(MIMO) to tackle the uplink mixed-service communication problem. Under the assumption of …

Due to large spectral efficiency and low power consumption, the Massive Multiple-Input-
Multiple-Output (MIMO) became a promising technology for the 5G system. However, pilot …

In this Letter, the authors present a study on linear channel estimators and their respective
mean square error expressions acknowledging spatially correlated channels and pilot …

In a multi-user multi-cell massive Multiple Input Multiple Output (MIMO) system, pilot
contamination is a challenge of channel estimation. Traditional channel gain estimation …

This work treats multi-cell (MC) multi-user (MU) massive MIMO (M-MIMO) systems taking into
consideration pilot contamination (PC), where Rayleigh fading channels are correlated in …

This paper compares the performance of three estimators for the Multi-Cell (MC) Massive
MIMO (m-MIMO) system with Pilot Contamination (PC) using the Mean Square Error (MSE) …