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 …

Simultaneously transmitting and reflecting surface (STARS) for terahertz communications

Z Wang, X Mu, J Xu, Y Liu - IEEE Journal of Selected Topics in …, 2023 - ieeexplore.ieee.org
A simultaneously transmitting and reflecting surface (STARS) aided terahertz (THz)
communication system is proposed. A novel power consumption model is proposed that …

Going Beyond a Simple RIS: Trends and Techniques Paving the Path of Future RIS

K Shafique, M Alhassoun - IEEE Open Journal of Antennas …, 2024 - ieeexplore.ieee.org
To have uninterrupted wireless connectivity, higher throughput, and latency rate down to
nanoseconds; future networks will rely heavily on higher frequency bands, yet these signals …

Near-field wideband secure communications: An analog beamfocusing approach

Y Zhang, H Zhang, S Xiao, W Tang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In the rapidly advancing landscape of 6G, characterized by ultra-high-speed wideband
transmission in millimeter-wave and terahertz bands, our paper addresses the pivotal task of …

Beamforming design for the distributed RISs-aided THz communications with double-layer true time delays

G Sun, W Yan, W Hao, C Huang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this article, we investigate the reconfigurable intelligent surface (RIS)-aided terahertz
(THz) communication system with the sparse radio frequency chains antenna structure at the …

Joint beamforming optimization for IRS-aided THz communication with time delays

F Zhao, W Hao, X You, Y Wang… - IEEE wireless …, 2023 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS)-aided terahertz (THz) communication has been regarded
as a promising technology for future wireless networks. However, IRS generally suffers from …

Joint Spectrum, Precoding, and Phase Shifts Design for RIS-Aided Multiuser MIMO THz Systems

A Mehrabian, VWS Wong - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Terahertz (THz) wireless systems aim to support content-rich applications with ultra-high
data rate. Due to high molecular absorption, THz signals experience severe path loss over …

Reconfigurable Intelligent Surfaces Aided Terahertz Communication for 6G: Challenges and Potential Solutions

S Sharma, K Deka, A Mishra - Wireless Personal Communications, 2024 - Springer
Recently, reconfigurable intelligent surfaces (RIS) aided design has been introduced for
next-generation wireless networks to enhance system performance. Further, Terahertz (THz) …

Holographic RIS Empowered THz Communications with Hardware Imperfections under Adverse Weather Conditions

AAA Boulogeorgos, SE Trevlakis… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper focuses on providing a theoretical framework for the evaluation of the
performance of holographic reconfigurable intelligent surface (HRIS) empowered terahertz …

Securing Near-Field Wideband MIMO Communications via True-Time Delayer Based Hybrid Beamfocusing

X Hu, Y Zhang, L Yang, Y Li, K Li… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper investigates physical layer secure communication in a wideband wireless
system, where a base station (BS) equipped with an extremely large scale antenna array …