A survey of recent advances in optimization methods for wireless communications

YF Liu, TH Chang, M Hong, Z Wu… - IEEE Journal on …, 2024‏ - ieeexplore.ieee.org
Mathematical optimization is now widely regarded as an indispensable modeling and
solution tool for the design of wireless communications systems. While optimization has …

A survey on multiple-antenna techniques for physical layer security

X Chen, DWK Ng, WH Gerstacker… - … Surveys & Tutorials, 2016‏ - ieeexplore.ieee.org
As a complement to high-layer encryption techniques, physical layer security has been
widely recognized as a promising way to enhance wireless security by exploiting the …

Foundations of user-centric cell-free massive MIMO

ÖT Demir, E Björnson… - Foundations and Trends …, 2021‏ - nowpublishers.com
Imagine a coverage area where each mobile device is communicating with a preferred set of
wireless access points (among many) that are selected based on its needs and cooperate to …

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 …

Scalable cell-free massive MIMO systems

E Björnson, L Sanguinetti - IEEE Transactions on …, 2020‏ - ieeexplore.ieee.org
Imagine a coverage area with many wireless access points that cooperate to jointly serve
the users, instead of creating autonomous cells. Such a cell-free network operation can …

Fifty years of MIMO detection: The road to large-scale MIMOs

S Yang, L Hanzo - IEEE communications surveys & tutorials, 2015‏ - ieeexplore.ieee.org
The emerging massive/large-scale multiple-input multiple-output (LS-MIMO) systems that
rely on very large antenna arrays have become a hot topic of wireless communications …

[HTML][HTML] A survey on user-centric cell-free massive MIMO systems

S Chen, J Zhang, J Zhang, E Björnson, B Ai - Digital Communications and …, 2022‏ - Elsevier
The mobile data traffic has been exponentially growing during the last several decades. This
was enabled by the densification of the network infrastructure in terms of increased cell …

Max-min fairness in IRS-aided multi-cell MISO systems with joint transmit and reflective beamforming

H **e, J Xu, YF Liu - IEEE Transactions on Wireless …, 2020‏ - ieeexplore.ieee.org
This paper investigates an intelligent reflecting surface (IRS)-aided multi-cell multiple-input
single-output (MISO) network with a set of multi-antenna base stations (BSs) each …

Tri-polarized holographic MIMO surfaces for near-field communications: Channel modeling and precoding design

L Wei, C Huang, GC Alexandropoulos… - IEEE Transactions …, 2023‏ - ieeexplore.ieee.org
This paper investigates the utilization of triple polarization (TP) for multi-user (MU) wireless
communication systems with holographic multiple-input multi-output surfaces (HMIMOSs) …

Multi-cell MIMO cooperative networks: A new look at interference

D Gesbert, S Hanly, H Huang, SS Shitz… - IEEE journal on …, 2010‏ - ieeexplore.ieee.org
This paper presents an overview of the theory and currently known techniques for multi-cell
MIMO (multiple input multiple output) cooperation in wireless networks. In dense networks …