Research Article
Wideband Circularly Polarized SIW Antenna Array That Uses Sequential Rotation Feeding
Table 2
Performance comparison with the antennas from references.
| | Case | RLBW | ARBW | Gain (dBic) |
| | Reference [2] array (16) | 2.5% | — | 16.7 | | Reference [3] element | 2.9% | 0.8% | — | | Reference [4] element | 6.3% | — | 6.0 | | Reference [5] element | 18.74% | 2.3% | 5.75 | | Reference [6] element | 17.32% | 2.34% | 7.79 | | Reference [7] element | 10.3% | 2.6% | 8.0 | | Current design | | | | | Element | 14.5% | 3.4% | 8.1 | | Array (4) | 19.2% | 14.1% | 13.48 |
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