Abstract: Tuning range extension strategies for varactor-based frequency-reconfigurable planar patch antennas are presented. The three tuning range optimization methods described in the paper include ...

With a plethora of gadgets and appliances and a shortage of sockets, it's no surprise that many households resort to using an extension cable. However, an energy expert has warned that this seemingly ...

Abstract: This article presents a unified control framework that combines sensorless flux-vector control and volts-per-hertz (V/Hz) control for induction machines. Within this framework, ...

Growing mushrooms at home doesn’t require special equipment or prior experience. You can grow fresh mushrooms with an at-home mushroom growing kit. Mushroom growing kits require minimal space and time ...