In order to cope with the forecasted 1000× increase in wireless capacity demands by 2030,
network operators will aggressively densify their network infrastructure to reuse the spectrum …

Recently, to address the astonishing capacity requirement of 5G, researchers are
investigating the possibility of combining different technologies with ultra-dense networks …

In this paper, we examine the combined impacts of distance-dependent Rician fading
channel model and the absolute difference between the heights of base station (BS) and …

Due to the high potential to enhance spectral efficiency and spatial reuse, small cell
networks, SCNs, have emerged as a promising solution to improve the capacity of mobile …

In this paper, we investigate the limitation of multi-user multiple-input multiple-output (MIMO)
in ultra-dense networks (UDNs) and investigate how to overcome the limitation by designing …

Today's heterogeneous networks comprised of mostly macrocells and indoor small cells will
not be able to meet the upcoming traffic demands. Indeed, it is forecasted that at least a 100 …

One major influence on the future deployment of cellular networks will be a continuous
increase in traffic inside mobile broadband systems. Moreover, traditional macrocell-based …

The wireless industry has been experiencing an explosion of data traffic usage in recent
years and is now facing an even bigger challenge, an astounding 1000-fold data traffic …

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 …

Being a promising candidate technology for the fifth-generation cellular systems, the ultra-
dense network (UDN) is capable of improving the system throughput by deploying more …