Abstract: Polarimetric phased arrays can equip radar systems with enhanced measuring abilities but also incur high costs. This study introduces a low-cost architecture and its applications in ...

Abstract: A bidirectional multibeam transmit-reflect-array (TRA) antenna has been proposed for the space–air–ground–sea integrated network (SAGSIN). The TRA consists of alternating transmission ...

North Korean leader Kim Jong Un has unveiled a battery of large nuclear-capable rocket launchers ahead of a key congress of the nation’s ruling party, state media reported on Thursday. Kim is expected ...