In frequency division duplex mode, the downlink channel state information (CSI) should be
sent to the base station through feedback links so that the potential gains of a massive …

This paper investigates the uplink achievable rates of massive multiple-input multiple-output
(MIMO) antenna systems in Ricean fading channels, using maximal-ratio combining (MRC) …

In this paper, we study the problem of user activity detection and large-scale fading
coefficient estimation in a random access wireless uplink with a massive MIMO base station …

This paper considers a multiple-input multiple-output (MIMO) receiver with very low-
precision analog-to-digital convertors (ADCs) with the goal of developing massive MIMO …

To meet the future demand for huge traffic volume of wireless data service, the research on
the fifth generation (5G) mobile communication systems has been undertaken in recent …

This paper considers multi-cell massive multiple-input multiple-output systems, where the
channels are spatially correlated Rician fading. The channel model is composed of a …

Reconfigurable intelligent surface (RIS) is an emerging technology to enhance wireless
communication in terms of energy cost and system performance by equipping a …

Machine learning (ML) which is a subset of artificial intelligence is expected to unlock the
potential of challenging large-scale problems in conventional massive multiple-input …

Non-orthogonal multiple access (NOMA), millimeter wave (mmWave), and massive multiple-
input-multiple-output (MIMO) have been emerging as key technologies for fifth generation …

In this paper, an approach of estimating signal parameters via rotational invariance
technique (ESPRIT) is proposed for two-dimensional (2-D) localization of incoherently …