Ultra-dense networks: A survey

M Kamel, W Hamouda… - … Communications surveys & …, 2016 - ieeexplore.ieee.org
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 …

Application of machine learning in wireless networks: Key techniques and open issues

Y Sun, M Peng, Y Zhou, Y Huang… - … Surveys & Tutorials, 2019 - ieeexplore.ieee.org
As a key technique for enabling artificial intelligence, machine learning (ML) is capable of
solving complex problems without explicit programming. Motivated by its successful …

Massive MIMO networks: Spectral, energy, and hardware efficiency

E Björnson, J Hoydis… - Foundations and Trends® …, 2017 - nowpublishers.com
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 …

A survey on 4G-5G dual connectivity: Road to 5G implementation

M Agiwal, H Kwon, S Park, H ** - Ieee Access, 2021 - ieeexplore.ieee.org
Rising popularity of 5G communications is making tremendous demands on the cellular
network operators for providing true 5G services to the users. With limited numbers of 5G …

Towards 1 Gbps/UE in cellular systems: Understanding ultra-dense small cell deployments

D López-Pérez, M Ding, H Claussen… - … Surveys & Tutorials, 2015 - ieeexplore.ieee.org
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 …

Energy-efficient base-stations sleep-mode techniques in green cellular networks: A survey

J Wu, Y Zhang, M Zukerman… - … surveys & tutorials, 2015 - ieeexplore.ieee.org
Due to global climate change as well as economic concern of network operators, energy
consumption of the infrastructure of cellular networks, or “Green Cellular Networking,” has …

Energy efficient heterogeneous cellular networks

YS Soh, TQS Quek, M Kountouris… - IEEE Journal on …, 2013 - ieeexplore.ieee.org
With the exponential increase in mobile internet traffic driven by a new generation of
wireless devices, future cellular networks face a great challenge to meet this overwhelming …

Heterogeneous cloud radio access networks: A new perspective for enhancing spectral and energy efficiencies

M Peng, Y Li, J Jiang, J Li… - IEEE wireless …, 2014 - ieeexplore.ieee.org
To mitigate the severe inter-tier interference and enhance the limited cooperative gains
resulting from the constrained and non-ideal transmissions between adjacent base stations …

Evolution towards fifth generation (5G) wireless networks: Current trends and challenges in the deployment of millimetre wave, massive MIMO, and small cells

MH Alsharif, R Nordin - Telecommunication Systems, 2017 - Springer
The exponential increase in mobile data traffic is considered to be a critical driver towards
the new era, or 5G, of mobile wireless networks. 5G will require a paradigm shift that …

Small cells in the forthcoming 5G/IoT: Traffic modelling and deployment overview

F Al-Turjman, E Ever… - … Surveys & Tutorials, 2018 - ieeexplore.ieee.org
This paper provides an overview of the use of small cells (eg, femtocells) in the Internet of
Things (IoT) environments. As a result of rapid increase in the number of mobile connected …