A survey on channel estimation and practical passive beamforming design for intelligent reflecting surface aided wireless communications

B Zheng, C You, W Mei, R Zhang - … Communications Surveys & …, 2022 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has emerged as a key enabling technology to realize
smart and reconfigurable radio environment for wireless communications, by digitally …

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 …

Intelligent reflecting surface-aided wireless communications: A tutorial

Q Wu, S Zhang, B Zheng, C You… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal
propagation in wireless networks. By smartly tuning the signal reflection via a large number …

Reconfiguring wireless environments via intelligent surfaces for 6G: Reflection, modulation, and security

J Xu, C Yuen, C Huang, N Ul Hassan… - Science China …, 2023 - Springer
The reconfigurable intelligent surface (RIS) has been recognized as an essential enabling
technology for sixth-generation (6G) mobile communication networks. An RIS comprises a …

Backscatter communication assisted by reconfigurable intelligent surfaces

YC Liang, Q Zhang, J Wang, R Long… - Proceedings of the …, 2022 - ieeexplore.ieee.org
In a backscatter communication system, the backscatter device (BD) transmits its messages
to the backscatter receiver (BR) by reflecting the incident signal from an external radio …

Pervasive machine learning for smart radio environments enabled by reconfigurable intelligent surfaces

GC Alexandropoulos, K Stylianopoulos… - Proceedings of the …, 2022 - ieeexplore.ieee.org
The emerging technology of reconfigurable intelligent surfaces (RISs) is provisioned as an
enabler of smart wireless environments, offering a highly scalable, low-cost, hardware …

Achievable rate optimization for MIMO systems with reconfigurable intelligent surfaces

NS Perović, LN Tran, M Di Renzo… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) represent a new technology that can shape the
radio wave propagation in wireless networks and offers a great variety of possible …

Intelligent surfaces empowered wireless network: Recent advances and the road to 6G

Q Wu, B Zheng, C You, L Zhu, K Shen… - Proceedings of the …, 2024 - ieeexplore.ieee.org
Intelligent surfaces (ISs) have emerged as a key technology to empower a wide range of
appealing applications for wireless networks, due to their low cost, high energy efficiency …

Federated learning for channel estimation in conventional and RIS-assisted massive MIMO

AM Elbir, S Coleri - IEEE transactions on wireless …, 2021 - ieeexplore.ieee.org
Machine learning (ML) has attracted a great research interest for physical layer design
problems, such as channel estimation, thanks to its low complexity and robustness. Channel …

Reconfigurable intelligent surfaces in 6G: Reflective, transmissive, or both?

S Zeng, H Zhang, B Di, Y Tan, Z Han… - IEEE …, 2021 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RISs) have attracted wide interest from industry and
academia since they can shape the wireless environment into a desirable form at low cost …