6G wireless communications networks: A comprehensive survey

M Alsabah, MA Naser, BM Mahmmod… - Ieee …, 2021 - ieeexplore.ieee.org
The commercial fifth-generation (5G) wireless communications networks have already been
deployed with the aim of providing high data rates. However, the rapid growth in the number …

Massive MIMO is a reality—What is next?: Five promising research directions for antenna arrays

E Björnson, L Sanguinetti, H Wymeersch… - Digital Signal …, 2019 - Elsevier
Massive MIMO (multiple-input multiple-output) is no longer a “wild” or “promising” concept
for future cellular networks—in 2018 it became a reality. Base stations (BSs) with 64 fully …

Full-duplex communication for ISAC: Joint beamforming and power optimization

Z He, W Xu, H Shen, DWK Ng… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
Beamforming design has been widely investigated for integrated sensing and
communication (ISAC) systems with full-duplex (FD) sensing and half-duplex (HD) …

Target sensing with intelligent reflecting surface: Architecture and performance

X Shao, C You, W Ma, X Chen… - IEEE Journal on Selected …, 2022 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has emerged as a promising technology to reconfigure the
radio propagation environment by dynamically controlling wireless signal's amplitude and/or …

Joint transmit beamforming for multiuser MIMO communications and MIMO radar

X Liu, T Huang, N Shlezinger, Y Liu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Future wireless communication systems are expected to explore spectral bands typically
used by radar systems, in order to overcome spectrum congestion of traditional …

Joint radar and communication design: Applications, state-of-the-art, and the road ahead

F Liu, C Masouros, AP Petropulu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Sharing of the frequency bands between radar and communication systems has attracted
substantial attention, as it can avoid under-utilization of otherwise permanently allocated …

Optimal transmit beamforming for integrated sensing and communication

H Hua, J Xu, TX Han - IEEE Transactions on Vehicular …, 2023 - ieeexplore.ieee.org
This paper studies the transmit beamforming in a downlink integrated sensing and
communication (ISAC) system, where a base station (BS) equipped with a uniform linear …

NOMA empowered integrated sensing and communication

Z Wang, Y Liu, X Mu, Z Ding… - IEEE Communications …, 2022 - ieeexplore.ieee.org
A non-orthogonal multiple access (NOMA) empowered integrated sensing and
communication (ISAC) framework is investigated. A dual-functional base station serves …

Robust and secure resource allocation for ISAC systems: A novel optimization framework for variable-length snapshots

D Xu, X Yu, DWK Ng, A Schmeink… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we investigate the robust resource allocation design for secure communication
in an integrated sensing and communication (ISAC) system. A multi-antenna dual-functional …

Holographic integrated sensing and communication

H Zhang, H Zhang, B Di, M Di Renzo… - IEEE Journal on …, 2022 - ieeexplore.ieee.org
To overcome spectrum congestion, a promising approach is to integrate sensing and
communication (ISAC) functions in one hardware platform. Recently, metamaterial …