Research Article
A Broadband Single-Feed Circularly Polarized Patch Antenna with Wide Beamwidth
Table 2
Performances of the proposed antenna.
| | Performance | Simulated | Measured |
| | −10 dB reflection coefficient bandwidth | 27% | 29.7% | | Peak gain | 8.8 dBic | 8.6 dBic | | 3-dB gain beamwidth | 70° | 70° | | Front-to-back ratio | >20 dB | >13 dB | | 3-dB axial-ratio beamwidth (phi = 0°) | >120° | 90° | | 3-dB axial-ratio beamwidth (phi = 90°) | >120° | 100° | | 3-dB axial-ratio bandwidth | 21.6% | 21.6% |
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