Abstract: The construction of time-invariant spatial-focusing beampatterns (BPs) using frequency diverse arrays (FDAs) has received significant attention in recent years for secure communications.
It is 2:00 PM on a weekday, and I am printing a 50-page document. I stand in front of the multifunction printer, looking at my smartphone while leaning my weight onto my right leg, and wait for 5 ...
Abstract: This letter presents a compact magneto-mechanical antenna array for extremely low-frequency (ELF, 3 Hz to 30 Hz) transmission. The array consists of four independently controlled units, each ...
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