On the road to 6G: Visions, requirements, key technologies, and testbeds

CX Wang, X You, X Gao, X Zhu, Z Li… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
Fifth generation (5G) mobile communication systems have entered the stage of commercial
deployment, providing users with new services, improved user experiences as well as a host …

Holographic MIMO communications: Theoretical foundations, enabling technologies, and future directions

T Gong, P Gavriilidis, R Ji, C Huang… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
Future wireless systems are envisioned to create an endogenously holography-capable,
intelligent, and programmable radio propagation environment, that will offer unprecedented …

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 …

Foundations of MIMO radar detection aided by reconfigurable intelligent surfaces

S Buzzi, E Grossi, M Lops… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A reconfigurable intelligent surface (RIS) is a nearly-passive flat layer made of inexpensive
elements that can add a tunable phase shift to the im**ing electromagnetic wave and are …

Energy-efficient hybrid beamforming for multilayer RIS-assisted secure integrated terrestrial-aerial networks

Y Sun, K An, Y Zhu, G Zheng, KK Wong… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
The integration of aerial platforms to provide ubiquitous coverage and connectivity for
densely deployed terrestrial networks is expected to be a reality in the emerging sixth …

Indoor and outdoor physical channel modeling and efficient positioning for reconfigurable intelligent surfaces in mmWave bands

E Basar, I Yildirim, F Kilinc - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS)-assisted communication appears as one of the
potential enablers for sixth generation (6G) wireless networks by providing a new degree of …

RIS-assisted robust hybrid beamforming against simultaneous jamming and eavesdrop** attacks

Y Sun, K An, Y Zhu, G Zheng, KK Wong… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Wireless communications are increasingly vulnerable to simultaneous jamming and
eavesdrop** attacks due to the inherent broadcast nature of wireless channels. With this …

Wireless backhaul in 5G and beyond: Issues, challenges and opportunities

B Tezergil, E Onur - IEEE Communications Surveys & Tutorials, 2022 - ieeexplore.ieee.org
With the introduction of new technologies such as Unmanned Aerial Vehicle (UAV), High
Altitude Platform Station (HAPS), Millimeter Wave (mmWave) frequencies, Massive Multiple …

Reconfigurable intelligent surfaces aided mmWave NOMA: Joint power allocation, phase shifts, and hybrid beamforming optimization

Y **u, J Zhao, W Sun, M Di Renzo, G Gui… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
In this paper, a reconfigurable intelligent surface (RIS)-aided millimeter wave (mmWave)
non-orthogonal multiple access (NOMA) system is analyzed. In particular, we consider an …

Radar target detection aided by reconfigurable intelligent surfaces

S Buzzi, E Grossi, M Lops… - IEEE Signal Processing …, 2021 - ieeexplore.ieee.org
In this work, we consider the target detection problem in a sensing architecture where the
radar is aided by a reconfigurable intelligent surface (RIS), that can be modeled as an array …