Astronauts Josh Cassada and Frank Rubio installed and deployed an ISS Roll Out Solar Array (iROSA). The rollout occurred while the International Space Station was flying over the Pacific Northwest.

Abstract: This letter presents a scannable directional modulation secure communication method based on a single-sideband time-modulated array. By optimizing the modulation parameters that generate ...

Abstract: Estimation of time domain pattern for UWB array holds significant importance for antenna pattern synthesis and engineering realization. In this paper, the ultra-wideband array antenna is ...