A comprehensive overview on 5G-and-beyond networks with UAVs: From communications to sensing and intelligence

Q Wu, J Xu, Y Zeng, DWK Ng… - IEEE Journal on …, 2021 - ieeexplore.ieee.org
Due to the advancements in cellular technologies and the dense deployment of cellular
infrastructure, integrating unmanned aerial vehicles (UAVs) into the fifth-generation (5G) and …

Fundamental green tradeoffs: Progresses, challenges, and impacts on 5G networks

S Zhang, Q Wu, S Xu, GY Li - IEEE Communications Surveys & …, 2016 - ieeexplore.ieee.org
With years of tremendous traffic and energy consumption growth, green radio has been
valued not only for theoretical research interests but also for the operational expenditure …

Fractional programming for communication systems—Part I: Power control and beamforming

K Shen, W Yu - IEEE Transactions on Signal Processing, 2018 - ieeexplore.ieee.org
Fractional programming (FP) refers to a family of optimization problems that involve ratio
term (s). This two-part paper explores the use of FP in the design and optimization of …

[BOOK][B] Fundamentals of massive MIMO

TL Marzetta, EG Larsson, H Yang, HQ Ngo - 2016 - books.google.com
Written by pioneers of the concept, this is the first complete guide to the physical and
engineering principles of Massive MIMO. Assuming only a basic background in …

Prospective multiple antenna technologies for beyond 5G

J Zhang, E Björnson, M Matthaiou… - IEEE Journal on …, 2020 - ieeexplore.ieee.org
Multiple antenna technologies have attracted much research interest for several decades
and have gradually made their way into mainstream communication systems. Two main …

Massive access for 5G and beyond

X Chen, DWK Ng, W Yu, EG Larsson… - IEEE Journal on …, 2020 - ieeexplore.ieee.org
Massive access, also known as massive connectivity or massive machine-type
communication (mMTC), is one of the main use cases of the fifth-generation (5G) and …

Sum-rate maximization for IRS-assisted UAV OFDMA communication systems

Z Wei, Y Cai, Z Sun, DWK Ng, J Yuan… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this paper, we consider the application of intelligent reflecting surface (IRS) in unmanned
aerial vehicle (UAV)-based orthogonal frequency division multiple access (OFDMA) …

Massive MIMO systems with non-ideal hardware: Energy efficiency, estimation, and capacity limits

E Björnson, J Hoydis, M Kountouris… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The use of large-scale antenna arrays can bring substantial improvements in energy and/or
spectral efficiency to wireless systems due to the greatly improved spatial resolution and …

Optimal joint power and subcarrier allocation for full-duplex multicarrier non-orthogonal multiple access systems

Y Sun, DWK Ng, Z Ding… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we investigate resource allocation algorithm design for multicarrier non-
orthogonal multiple access (MC-NOMA) systems employing a full-duplex (FD) base station …

Energy efficiency in wireless networks via fractional programming theory

A Zappone, E Jorswieck - Foundations and Trends® in …, 2015 - nowpublishers.com
This monograph presents a unified framework for energy efficiency maximization in wireless
networks via fractional programming theory. The definition of energy efficiency is introduced …