The last decades have been characterized by an exponential increase in digital services.
The demand is foreseen to further increase in the next years, and mobile networks will have …

Dense heterogeneous networks constitute the paradigm for the future networks. In fact,
recent studies demonstrate that the data traffic demand increases exponentially and the …

Future digital services should follow the user anywhere and be personalized/customized on
his/her specific requests. Thus, future connectivity networks should face an unprecedented …

Macro base stations are overlaid by small cells to satisfy the demands of user equipment in
heterogeneous networks. To provide wide coverage, some small cells are not directly …

The widespread application of wireless mobile services and requirements of ubiquitous
access have resulted in drastic growth of the mobile traffic and huge energy consumption in …

To meet the ever-increasing traffic demands, future cellular networks are about to include a
plethora of small cells (SCs), with user equipments (UEs) being able of communicating via …

Macro base stations are densely overlaid by small cells to satisfy the demands of user
equipments in heterogeneous networks. Due to their dense deployment, some small cells …

Network densification in future fifth generation wireless networks is considered a key
technology to fulfill the challenging requirements in terms of requested capacity. In addition …

Within the foreseeable future, the growing number of mobile devices, and their diversity, will
challenge the current network architecture. Furthermore, users will expect greater data rates …

With the proliferation of smart devices, machine-to-machine communication, and wearable,
data and traffic is increasing enormously. Ultra-densification has been considered a …