Abstract: The article proposes a novel approach for in-orbit satellite antenna pattern measurement by means of a dedicated small measurement satellite (MES) that flies in Double-Cross-Helix formation.

Scammers are using publicly available information to steal your money — while spotty regulations and industry pushback have limited your ability to recover it. It’s easy to get robbed these days. All ...

Abstract: With an increasing number of on-road vehicles, there is an increasing need to save time for drivers and travelers without waiting in long lines or stop at every toll booth. This research ...