Antenna miniaturization has been the subject of numerous studies for almost 70 years [1]-[4]. Early studies showed that a decrease in the size of an antenna results in a direct reduction in its ...

A new approach is proposed to develop aperture-shared dual-band antennas using partially reflecting surfaces (PRSs). A fully aperture-shared dual-band antenna consisting of a low-band antenna (LBA) ...

An Irish company has said it is unable to stop its equipment being used in Russian glide bombs and drones. A Ukrainian anti-corruption non-governmental organisation, NAKO, has identified antennas ...