X Mu,
Y Liu,
J Xu, L Guo, J Lin - 2021 55th Asilomar …, 2021 - ieeexplore.ieee.org
… , reconfigurable intelligent surfaces (RISs) have emerged as promising solutions [1–3]. A RIS
is a man-made two-dimensional (2D) surface, … of a smart controller attached to the RIS, the …