Intelligent reflecting surface (IRS) has emerged as a key enabling technology to realize smart and reconfigurable radio environment for wireless communications, by digitally …
Optimally extracting the advantages available from reconfigurable intelligent surfaces (RISs) in wireless communications systems requires estimation of the channels to and from the RIS …
Recent intensive and extensive development of the fifth-generation (5G) of cellular networks has led to their deployment throughout much of the world. As part of this implementation …
Reconfigurable intelligent surface (RIS) is a promising device that can reconfigure the electromagnetic propagation environment through adjustment of the phase shifts of its …
Next-generation cellular technologies, commonly referred to as the sixth generation (6G), are envisioned to support a higher system capacity, better performance, and network …
R Li, B Guo, M Tao, YF Liu, W Yu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper considers a reconfigurable intelligent surface (RIS)-aided millimeter wave (mmWave) downlink communication system where hybrid analog-digital beamforming is …
With massive deployment, multiple-input–multiple-output (MIMO) systems continue to take mobile communications to new heights, but the ever-increasing demands mean that there is …
A Bazzi, M Chafii - arXiv preprint arXiv:2210.11887, 2022 - arxiv.org
In this paper, we study a communication-centric integrated sensing and communication (ISAC) approach, where an access point (AP) communicates with users, while a passive …
D Li - IEEE Transactions on Communications, 2021 - ieeexplore.ieee.org
This paper investigates and analyzes the number of reflecting elements for guaranteed energy-and spectral-efficient intelligent reflecting surface (IRS)-assisted communication …