Research Article
Design of a Compact Ultrawideband U-Shaped Slot Etched on a Circular Patch Antenna with Notch Band Characteristics for Ultrawideband Applications
Table 2
Comparison of LC equivalent lumped element with simulated, measured, and formulated notch frequency.
| | Notches | (mm) | Simulated notched frequency (GHz) | Measured notched frequency (GHz) | Formulated theoretical frequency (GHz) | Parameter (nH) | Parameter (pF) | LC equivalent notch frequency (GHz) |
| | 1 | 4.12 | 5.32 | 5.23 | 5.23 | 67.278 | 0.0139 | 5.25 | | 2 | 4.705 | 4.68 | 4.57 | 4.58 | 76.553 | 0.0158 | 4.6 | | 3 | 5.484 | 4.03 | 3.93 | 3.94 | 88.904 | 0.0185 | 3.94 | | 4 | 6.2 | 3.57 | 3.49 | 3.49 | 100.257 | 0.02 | 3.49 |
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