Abstract: This letter presents a wideband directional borehole radar antenna designed for three-dimensional, high-resolution tunnel ahead geological prospecting. The design employs a sigmoid-profiled ...

As researchers around the world race toward the realization of 6G wireless communication systems, the need for antennas that can dynamically adapt to ever-changing signal environments has never been ...

Abstract: High frequency directional communication is considered as key technology to improve the performance of mobile Ad Hoc networks owing to its advantages in terms of communication distance and ...