Abstract: Co-prime arrays achieve a significant number of virtual arrays in the same physical sensors by different co-arrays. There are, however, many existing methods that do not utilize all the ...

Abstract: Analytical expression of transmission for the orbital angular momentum (OAM) communication using loop antenna arrays and paraboloids is derived to achieve a communication distance of 100 m.

The annual meetings of the Chicago Loop Alliance are no place for truth-telling about the self-evident problems of the Chicago Loop. As Friday’s big gathering at Willis Tower made clear, this is a ...