Research Article
Nose-Cone Conformal Substrate-Integrated Waveguide Slot Array Antenna for X-Band Radar Applications
Table 3
Comparative analysis for planar, cylindrical, and nose-cone conformal SIW slot arrays (
N = 6 and
d =
/2).
| Parameters | Planar SIW | Cylindrical SIW [28] | Nose-cone SIW |
| 1 SLL (dB) | −19.78 | −21.72 | −20.82 | 2 SLL (dB) | −17.85 | −18.83 | −27.63 | SIW tilt (deg) | 0° | 0° | 0.43° | Beam position (deg) | 0° | 0° | 0° | HPBW (deg) | 20.29° | 21.24° | 19.80° | Max. gain (dBi) | 9.36 | 9.8 | 11.91 |
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