I tested the Insta360 Wave - and this speakerphone proved to be a valuable asset in the office thanks to AI transcriptions and clear voice recording

Insta360 Wave: 30-second review. Getting started with the Insta360 Wave isn’t as straightforward as simply plugging it in and getting started, as options on the device need to b ...
IEEE

Theory of Helicoidal Plane-Wave Modes in Coaxial Lines of Arbitrary Polygonal Cross-Section with Metamaterial Deflectors

Abstract: A coaxial line of arbitrarily-shaped polygonal cross-section is considered. The insertion of deflecting prisms made of anti-isorefractive double-negative metamaterial at all wedges of the ...
IEEE

Finite-Difference Time-Domain Simulation of Wave Propagation in Space-Time-Varying Media: Derivation of schemes, extended framework, and illustrative examples

Abstract: We present a comprehensive tutorial on the finite-difference time-domain (FDTD) modeling of space, time, and space-time-varying media, building upon our previous review by offering a ...