He says governments could focus on public education, encouraging people to use winter boots and winter tires to reduce the ...

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 ...

Build a $700 table for just $20 in one day! In this video, I’ll show you how to create a high-end-looking table on a serious budget using affordable materials and basic tools. This one-day build is ...

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 ...