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Abstract: The conventional sector beam antenna array used in communication system suffers from the reduced signal strength as its distance to the receiving terminal gradually increases. In response to ...

Abstract: This article proposes a novel calibration method for linear array antennas based on the scattering signals of a standard metal cylinder. The method sequentially activates each element of the ...

Using a relatively young theory, a team of mathematicians has started to answer questions whose roots lie at the very ...