Research Article

Design of an Impulse Radiating Antenna Using a Curved TEM-Wire Fed Parabola

Figure 3

Comparison of three-dimensional radiation patterns of the two TEM-wire horns. With a wide throat region, the symmetry along both of the x- and y-axes is broken at higher frequency.
341206.fig.003a
(a) Narrow throat at 3 GHz
341206.fig.003b
(b) Narrow throat at 5 GHz
341206.fig.003c
(c) Wide throat at 3 GHz
341206.fig.003d
(d) Wide throat at 5 GHz