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 …

5G-advanced toward 6G: Past, present, and future

W Chen, X Lin, J Lee, A Toskala, S Sun… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
Since the start of 5G work in 3GPP in early 2016, tremendous progress has been made in
both standardization and commercial deployments. 3GPP is now entering the second phase …

The road towards 6G: A comprehensive survey

W Jiang, B Han, MA Habibi… - IEEE Open Journal of …, 2021 - ieeexplore.ieee.org
As of today, the fifth generation (5G) mobile communication system has been rolled out in
many countries and the number of 5G subscribers already reaches a very large scale. It is …

Active reconfigurable intelligent surface-aided wireless communications

R Long, YC Liang, Y Pei… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Reconfigurable Intelligent Surface (RIS) is a promising solution to reconfigure the wireless
environment in a controllable way. To compensate for the double-fading attenuation in the …

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 …

Active reconfigurable intelligent surfaces: Expanding the frontiers of wireless communication-a survey

M Ahmed, S Raza, AA Soofi, F Khan… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
The swift progress of metasurface technology, enabling meticulous manipulation of the
propagation environment, is anticipated to bring a transformative impact on sixth-generation …

Reconfigurable intelligent surface (RIS) assisted wireless coverage extension: RIS orientation and location optimization

S Zeng, H Zhang, B Di, Z Han… - IEEE Communications …, 2020 - ieeexplore.ieee.org
Recently, reconfigurable intelligent surfaces (RIS) have attracted a lot of attention due to
their capability of extending cell coverage by reflecting signals toward the receiver. In this …

6G enabled smart infrastructure for sustainable society: Opportunities, challenges, and research roadmap

AL Imoize, O Adedeji, N Tandiya, S Shetty - Sensors, 2021 - mdpi.com
The 5G wireless communication network is currently faced with the challenge of limited data
speed exacerbated by the proliferation of billions of data-intensive applications. To address …

Energy efficiency and spectral efficiency tradeoff in RIS-aided multiuser MIMO uplink transmission

L You, J **ong, DWK Ng, C Yuen… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The emergence of reconfigurable intelligent surfaces (RISs) enables us to establish
programmable radio wave propagation that caters for wireless communications, via …