The commercial fifth-generation (5G) wireless communications networks have already been
deployed with the aim of providing high data rates. However, the rapid growth in the number …

Cellular networks have changed the world we are living in, and the fifth generation (5G) of
radio technology is expected to further revolutionise our everyday lives by enabling a high …

Multiple antenna technologies have attracted much research interest for several decades
and have gradually made their way into mainstream communication systems. Two main …

Massive multiple-input multiple-output (MIMO) is one of the most promising technologies for
the next generation of wireless communication networks because it has the potential to …

Cell-Free Massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two promising technologies for application to beyond-5G networks. This …

We consider the cell-free massive multiple-input multiple-output (MIMO) downlink, where a
very large number of distributed multiple-antenna access points (APs) serve many single …

A Cell-Free Massive MIMO (multiple-input multiple-output) system comprises a very large
number of distributed access points (APs), which simultaneously serve a much smaller …

How to meet the demand for increasing number of users, higher data rates, and stringent
quality-of-service (QoS) in the beyond fifth-generation (B5G) networks? Cell-free massive …

The exponential growth and availability of data in all forms is the main booster to the
continuing evolution in the communications industry. The popularization of traffic-intensive …

We provide a comprehensive overview of mathematical models and analytical techniques
for millimeter wave (mmWave) cellular systems. The two fundamental physical differences …