Research Article
Metasurface-Based Cylindrical Lenses and Their Antenna Gain Enhancement
Figure 16
Simulated two-dimensional radiation patterns of the freestanding microstrip patch antenna element and the R-type cylindrical metasurface lens antenna. (a) xy- and (b) xz-planes for TE-polarized radiation and (c) xy- and (d) xz-planes for TM-polarized radiation.
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