Based on the PRSs, an aperture-shared dual-band antenna subarray is finally developed for base-station applications, which covers the frequency bands of 0.68–0.96 and 1.7–2.7 GHz for 2G/3G/4G mobile ...

Abstract: A wideband and dual polarization base station antenna used in IMT-Advanced system is designed and measured in this paper. Stacked patches are used to meet the requirement of broad return ...

Photographer Julian Elnasser spotted the two aircraft over Death Valley earlier this year. The secretive RAT55 NT-43A is thought to be almost exclusively ...