A study on multi-antenna and pertinent technologies with AI/ML approaches for B5G/6G networks

MUA Siddiqui, F Qamar, SHA Kazmi, R Hassan… - Electronics, 2022 - mdpi.com
The quantum leap in mobile data traffic and high density of wireless electronic devices,
coupled with the advancements in industrial radio monitoring and autonomous systems …

Cramér-rao bound minimization for IRS-enabled multiuser integrated sensing and communications

X Song, X Qin, J Xu, R Zhang - IEEE Transactions on Wireless …, 2024 - ieeexplore.ieee.org
This paper investigates an intelligent reflecting surface (IRS) enabled multiuser integrated
sensing and communications (ISAC) system, which consists of one multi-antenna base …

RIS-aided cell-free massive MIMO systems for 6G: Fundamentals, system design, and applications

E Shi, J Zhang, H Du, B Ai, C Yuen… - Proceedings of the …, 2024 - ieeexplore.ieee.org
An introduction of intelligent interconnectivity for people and things has posed higher
demands and more challenges for sixth-generation (6G) networks, such as high spectral …

Robust beamforming design for RIS-aided cell-free systems with CSI uncertainties and capacity-limited backhaul

J Yao, J Xu, W Xu, DWK Ng, C Yuen… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, we consider the robust beamforming design in a reconfigurable intelligent
surface (RIS)-aided cell-free (CF) system considering the channel state information (CSI) …

Uplink performance of RIS-aided cell-free massive MIMO system with electromagnetic interference

E Shi, J Zhang, DWK Ng, B Ai - IEEE Journal on Selected Areas …, 2023 - ieeexplore.ieee.org
Cell-free (CF) massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two promising technologies for realizing future beyond-fifth generation …

Double-layer power control for mobile cell-free XL-MIMO with multi-agent reinforcement learning

Z Liu, J Zhang, Z Liu, H Xiao, B Ai - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Cell-free (CF) extremely large-scale multiple-input multiple-output (XL-MIMO) is regarded as
a promising technology for enabling future wireless communication systems. Significant …

Next-Generation Multiple Access With Cell-Free Massive MIMO

M Mohammadi, Z Mobini, HQ Ngo… - Proceedings of the …, 2024 - ieeexplore.ieee.org
To meet the unprecedented mobile traffic demands of future wireless networks, a paradigm
shift from conventional cellular networks to distributed communication systems is imperative …

Joint distributed precoding and beamforming for RIS-aided cell-free massive MIMO systems

P Zhang, J Zhang, H Xiao, X Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The amalgamation of cell-free networks and reconfigurable intelligent surface (RIS) has
become a prospective technique for future sixth-generation wireless communication …

RIS-aided cell-free massive MIMO systems with channel aging

E Shi, J Zhang, J Zheng, B Ai… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Cell-free (CF) massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two disruptive technologies for enabling the sixth-generation network. In …

Opportunities and Limitations of Space-Air-Ground Integrated Network in 6G Systems

A Daurembekova, HD Schotten - 2023 IEEE 34th Annual …, 2023 - ieeexplore.ieee.org
Diminishment of dead zones, global coverage of the Earth and access to the Internet
anywhere and anytime are expected with the development of the next-generation wireless …