This paper explores the integration of RIS into 6G architectures, focusing on enhanced beamforming techniques and dynamic channel modeling to improve signal reliability, coverage, and spectral efficiency and evaluates the adaptability of RIS to environmental changes and user mobility.
This paper investigates the enhancement of energy efficiency (EE) in a Multi-Input Single-Output (MISO) system under Rician fading channels using Reconfigurable Intelligent Surfaces using Reconfigurable Intelligent Surfaces (RIS).
H. Al-Tayyar, S. Ayoob· Journal of Communications So...· 0 citations
Unlike conventional reflection-only reconfigurable intelligent surfaces (RISs), simultaneously transmitting and reflecting RISs (STAR-RISs) constitute a paradigm shift in intelligent surface design by facilitating electromagnetic wave manipulation in both transmission and reflection domains, thereby achieving full-spac...
Simulation results show that the proposed method can significantly improve the sum rate of users as compared to benchmark with FPA + Optimized STAR-RIS, 6DMA + Random STAR-RIS, and FPA + Random STAR-RIS.
Yuewei Wu, Ming-Hao Chen, Jing-Jing Yang et al.· IEEE Open Journal of the Com...· 0 citations
This paper proposes an FA-empowered integrated sensing and communication (ISAC) system in which a reconfigurable intelligent surface (RIS) is employed to mitigate performance degradation in communication and sensing caused by blockages of line-of-sight links.
Zhijie Lyu, Ye Wang, Rui Wang et al.· IEEE Open Journal of the Com...· 0 citations
Reconfigurable intelligent surfaces (RISs) enable programmable wireless propagation environments, offering new opportunities for cognitive radio networks (CRNs) to improve spectrum utilization, enhance spectral and energy efficiency, and operate reliably under low signal-to-noise ratio conditions. By combining the comp...
D. Galappaththige, C. Tellambura, Ranga Kulathunga et al.· 0 citations
The advent of Reconfigurable Intelligent Surfaces (RIS) has introduced a transformative approach to enhancing wireless communication efficiency by controlling electromagnetic wave propagation. In the domain of 6G Terahertz (THz) networks, optimizing beamforming for RIS remains a challenging task due to the highly dynam...
Milad Rahmati· ICST Transactions on Mobile...· 0 citations
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