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. 2021 Sep 3;21(17):5939. doi: 10.3390/s21175939

Figure 13.

Figure 13

Simulated responses of hybrid UWB antenna (a) S11 for UHF band (normalized to 12 Ω) (b) S11 for UWB band (normalized to 120 Ω) (c) Axial Ratio v/s Freq (d) Axial Ratio v/s Theta (e) Gain.