187123.fig.002a
(a)
187123.fig.002b
(b)
Figure 2: (a) -plane radiation pattern ( = 0° cut) of the ideal antenna element for , measured in wavelengths. The pattern becomes more isotropic as and become smaller. (b) -plane radiation pattern ( = 90° cut) of the ideal antenna element for , measured in wavelengths. The pattern becomes more isotropic as and become smaller.