This paper exploits the potential of massive multiple input multiple output (MIMO) in K-tier
heterogeneous cellular networks (HCNs), to enhance the data rate for 5G. In such a network …

Massive multiple-input multiple-output (MIMO) is a transmission technique for cellular
systems that uses many antennas to support not-as-many users. In this paper, we analyze its …

This letter presents a rate-based user association using cell range expansion for downlink
heterogeneous networks, where macro base stations (BSs) use massive multiple-input …

Full duplex (FD) communication has emerged as an attractive solution for increasing the
network throughput, by allowing downlink (DL) and uplink (UL) transmissions in the same …

The existing cellular networks are being modified under the umbrella of fifth generation (5G)
networks to provide high data rates with optimum coverage. Current cellular systems …

Massive multiple-input multiple-output (MIMO) is a transmission technique for cellular
systems that uses many antennas to support not-as-many users. Thus far, the performance …

In this paper, we study the downlink performance of two important 5G network architectures,
ie massive multiple-input multiple-output (M-MIMO) and small-cell densification. We propose …

To meet the challenging capacity requirement of 5G, a set of radio access technologies may
be needed, including technologies to improve the spectrum efficiency, to utilize more …

Massive multiple-input and multiple-out (massive MIMO) systems and heterogeneous
networks (HetNet) are envisioned to meet the new performance objectives of evolving …

Ultra network densification and Massive MIMO are considered major 5G enablers since they
promise huge capacity gains by exploiting proximity, spectral and spatial reuse benefits …