Full-dimensional (FD) multi-user massive multiple-input multiple output (m-MIMO) systems
employ large two-dimensional (2D) rectangular antenna arrays to control both the azimuth …

Massive full-dimensional multiple-input multiple-output (FD-MIMO) base stations (BSs) have
the potential to bring multiplexing and coverage gains by means of three-dimensional (3D) …

In this paper, we investigate the sum rate performance of a downlink transmission scheme
for massive multiple-input multiple-output (MIMO) systems with a two-dimensional (2D) …

This paper discusses full-dimension multiple-input-multiple-output (FD-MIMO) technology,
which is currently an active area of research and standardization in wireless …

In this paper, we propose a three-dimensional (3D) beamforming scheme for the massive
multiple-input multiple-output (MIMO) system where the base station (BS) employs a uniform …

To mitigate the huge investment in radio-frequency devices and associated high power
consumption of modern base stations, the beamspace multiple-input multiple-output (B …

A 2-D precoding scheme is proposed for 3-D massive multiple-input multiple-output
(MMIMO) systems for efficiently exploiting the 2-D antenna array of the base station …

The performance of baseband beamforming in multi-user multiple-input multiple-output (MU-
MIMO) systems has been extensively studied for simplified statistical channel models where …

Multiple-input-multiple-output (MIMO) systems of current LTE releases are capable of
adaptation in the azimuth only. Recently, the trend is to enhance system performance by …

This paper investigates the performance behaviours of various antenna array structures for
hybrid massive-MIMO precoding schemes. In particular, the proposed hybrid scheme …