Abstract: Accurate estimation of the cascaded channel from a user equipment (UE) to a base station (BS) via each reconfigurable intelligent surface (RIS) element is critical to realizing the full ...
Abstract: This article presents a novel aperture-shared architecture applied in integration of millimeter-wave (mmW) phased array and sub-6 GHz antenna using diversified metasurface structures. First, ...
"We typically think of memory as something in a computer hard drive, or within our brains," says St. Olaf College Associate Professor of Physics Joey Paulsen. "However, many everyday materials retain ...