Abstract: This letter presents a broadband frequency doubler that covers the 165–260 GHz range. To achieve the broadband matching of Schottky barrier diodes (SBDs), an “Hourglass-shaped” (H-S) ...
Abstract: In this communication, we propose the vector-graph-feature-extraction (VGFE) approach to accurately and concisely characterize details of electromagnetic metasurface (EM), and then train a ...