Abstract: This letter aims to overcome the challenges faced by physics-informed neural networks (PINNs) in metal structure design. Taking the design of horn antennas as an example, we propose ...

Abstract: This paper summarizes guidelines for the design of nonuniform helical antennas and presents guidelines for the design of uniform helical antennas with the main aim of formulating a unified ...

A century ago, when the International Amateur Radio Union was formally founded, this hobby looked very different than it does now. The whole world was different then, the human evolution has ...