A Survey on the 5th Generation of Mobile Communications: Scope, Technologies and Challenges

Abstract

The 5th Generation (5G) of mobile communications
will impact the costumers Quality of Experience (QoE) by ad-
dressing the current mobile networks usage trends and providing
the technological foundation for new and emerging services.
Additionally, 5G may provide a unified mobile communication
platform, with multiple purposes, leveraging industries, services
and economic sectors. In this paper, a 5G tutorial is presented,
including the 5G drivers, main use cases, vertical markets and
a current status of the standardization process. Furthermore,
several 5G key enabling technologies are presented, concerning
the Radio Access Network (RAN) and Core Network (CN)
perspectives. Finally, a brief outline over the Internet of Things
(IoT) concept and current research topics is presented.