Narrowband-to-Narrowband Frequency Reconfiguration with Harmonic Suppression Using Fractal Dipole Antenna

Table 6

Effect of stubfilter’s width on resonance in Figure 1.

Resonance	Δ𝑊3, mm	Δ𝑊4, mm	Δ𝑊5, mm	Δ𝑊6, mm	Δ𝑊7, mm	Δ𝑊8, mm	Δ𝑊9, mm
	1.0	1.5	2.0	2.5	3.0	3.5	4.0
f (GHz), dB	0.74, −25	0.74, −29	0.74, −36	0.74, −25	0.74, −23	0.74, −19	0.74, −17
1st HM (GHz), dB	1.99, −4	1.99, −4	1.99, −4	1.98, −3	2.02, −1.6	1.99, −3	1.98, −3
2nd HM (GHz), dB	2.35, −13	2.33, −9	2.3, −7	2.27, −5	2.79, −1.8	2.27, −2	2.27, −1.4