Research Article

Efficiency of a Compact Elliptical Planar Ultra-Wideband Antenna Based on Conductive Polymers

Figure 7

Radiation patterns for the antennas with the three different conductors at a frequency of 5 GHz. The solid line represents the copolarization and the dotted line the cross-polarization.
972696.fig.007a
(a) Copper, -plane
972696.fig.007b
(b) Copper, -plane
972696.fig.007c
(c) Copper, -plane
972696.fig.007d
(d) PEDOT, -plane
972696.fig.007e
(e) PEDOT, -plane
972696.fig.007f
(f) PEDOT, -plane
972696.fig.007g
(g) PPy, -plane
972696.fig.007h
(h) PPy, -plane
972696.fig.007i
(i) PPy, -plane