Gain Enhancement of a Multiband Resonator Using Defected Ground Surface on Epoxy Woven Glass Material

Figure 12

Measured radiation characteristics of the DGS resonator at (a) 5.5, (b) 8.4, (c) 9.5, (d) 12.2, and (e) 14.6 GHz. (Left side: E-plane, right side: H-plane.)

(a)

(b)

(c)

(d)

(e)