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 ...
Abstract: This article introduces a new concept of a phased array that can independently and simultaneously perform beamsteering across two frequency ranges: a lower band encompassing 24 GHz and a ...
Add Yahoo as a preferred source to see more of our stories on Google. The Charlevoix-Emmet Intermediate School District is working to connect more students to careers through its co-op program and a ...
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