Reflector-Backed Antenna for UWB Medical Applications with On-Body Investigations

Table 2

Maximum gain values in free-space of the planar and cavity-backed structures per cut plane.

	F(GHz)	Phi = 0° (dB)	Phi = 90° (dB)	Theta = 90° (dB)
Planar structure	3.75	−1.69	1.82	3.00
	4	0.07	2.38	2.90
	4.25	0.41	2.33	2.56
Cavity-backed structure	3.75	7.19	5.56	3.7
	4	7.52	5.95	3.58
	4.25	7.03	5.84	2.64