The energy harvesting system, which consists of a high-Q ferrite rod antenna and a high-efficiency rectifier, was developed to efficiently harvest power from AM broadcasting radio waves. The rectifier ...

Pinching antennas is a novel flexible-antenna technology, which can be realized by employing small dielectric particles on a waveguide. The aim of this letter is to characterize the array gain ...

Infrastructure is the stuff that makes life possible. But it's an eyesore. As early as the 1910s, Pittsburghers sought ways to hide it.

Get free TV by watching over-the-air channels. Here are our recommendations for the best indoor TV antennas for 2025.