Research Article
A Compact High-Gain Coplanar Waveguide-Fed Antenna for Military RADAR Applications
Table 2
Antenna key features of compared results.
| | Year and ref. | Antenna dimensions (cm3) | Overall occupied space (cm2) | Max. gain (dBi) (measured) | Max. radiation efficiency (%) (measured) | Utilized antenna design approach |
| | 2020 (this work) | 6 × 5 × 0.16 | 30 | 9.0 | 87.6 | Single layer multielement approach | | 2019 [21] | 15.5 × 7.5 × 0.08 | 116.25 | 5.1 | 71.5 | Folded dual IFA on a metallic RIM | | 2019 [22] | Lower 10 × 10 × 0.16
Upper 13 × 13 × 0.16 | 100
169 | 8.0 | 70 | Multilayer hybrid mode | | 2019 [23] | 22 × 22 × 0.15 | 484 | ∼7 | Unspecified (US) | Embedded slot and stubs | | 2018 [31] | 15 × 15 × 0.16 | 225 | 7.5 | US | Modified T-shaped slot |
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