Table 5. Antenna III: Optimization...

Table 5.

Antenna III: Optimization results

Target operating conditions F_t
ε_r	h [mm]	Objective function value*	Optimization cost^a
2.2	0.76	–12.8 dB	6
3.0	0.76	–13.3 dB	9
4.4	1.5	–15.6 dB	7
2.5	1.5	–19.7 dB	8
3.38	0.76	–13.7 dB	9
3.38	1.5	–18.1 dB	8

Target operating conditions F_t
ε_r	h [mm]	Objective function value*	Optimization cost^a
2.2	0.76	–12.8 dB	6
3.0	0.76	–13.3 dB	9
4.4	1.5	–15.6 dB	7
2.5	1.5	–19.7 dB	8
3.38	0.76	–13.7 dB	9
3.38	1.5	–18.1 dB	8

Notes:

*Maximum reflection within the frequency range from 3.1 GHz to 10.6 GHz. ^aThe cost in terms of the number of EM simulations required by the optimization process

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