Next generation wireless base stations and access points will transmit and receive using an
extremely massive numbers of antennas. A promising technology for realizing such massive …

Industry 4.0 is a digital paradigm that refers to the integration of cutting-edge computing and
digital technologies into global industries because of which the state of manufacturing …

This article covers recent advances in the fusion of metasurface antenna design and
computational imaging (CI) concepts for the realization of imaging systems that are planar …

We demonstrate a low-profile holographic imaging system at millimeter wavelengths based
on an aperture composed of frequency-diverse metasurfaces. Utilizing measurements of …

With the small sampling length, a novel Direction-of-Arrival (DOA) estimation method based
on a single programmable metasurface sensor is proposed in this article. Serving as a …

Computational meta-imagers synergize metamaterial hardware with advanced signal
processing approaches such as compressed sensing. Recent advances in artificial …

Mobile devices, climate science, and autonomous vehicles all require advanced microwave
antennas for imaging, radar, and wireless communications. We propose a waveguide-fed …

Massive multiple-input-multiple-output (MIMO) communications are the focus of
considerable interest in recent years. While the theoretical gains of massive MIMO have …

We perform microwave imaging using a dynamically reconfigurable aperture based on a
tunable disordered cavity. The electrically large cavity is cubic with a spherical deformation …

In this paper, we present a two-dimensional dynamic metasurface aperture to perform
computational polarimetric microwave imaging for the first time. First, a novel tunable dual …