Research Article
Design of an Ultrawideband Circularly Polarized Printed Crossed-Dipole Antenna Based on Genetic Algorithms for S-Band CubeSat Applications
Table 3
Ranges of geometry dimensions for UCPCA optimization.
| Variable | Final value (cm and λsub) | Initial value (cm) | Minimum value (cm) | Maximum value (cm) |
| W2 | 0.6 = 0.07λsub | 0.5 | 0.1 | 1 | W1 | 0.728 = 0.08λsub | 0.5 | 0.1 | 1 | L3 | 0.902 = 0.1λsub | 0.5 | 0.5 | 1.5 | L2 | 0.476 = 0.05λsub | 0.4 | 0.2 | 0.8 | L1 | 0.409 = 0.04λsub | 0.4 | 0.2 | 0.8 | ri | 0.568 = 0.06λsub | 0.4 | 0.3 | 0.6 | re | 0.664 = 0.07λsub | 0.75 | 0.5 | 1 | H | 3.3 = 0.39λsub = λo/4 | Fixed | Fixed | Fixed | SubX | 9.5 = 1.12λsub | Fixed | Fixed | Fixed | SubY | 9.5 = 1.12λsub | Fixed | Fixed | Fixed | SubH | 0.152 = 0.01λsub | Fixed | Fixed | Fixed |
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