A Spectra Physics Model A supermarket scanner—one of the first ten ever produced. A laser within the unit projects a beam onto a mirror that redirects it through the glass plate on the top. Cade ...

Abstract: A novel mechanically reconfigurable reflectarray element actuated by an electromagnet working in C-band is proposed. The 1-bit phase shift of reflecting wave is achieved by bending a ...

Abstract: Sidelobes (SLs) in the two-way radiation pattern are of serious concern in a radar array. Several techniques have evolved to mitigate the problem, which include amplitude tapering, genetic ...