Research Article
A Directional Antenna in a Matching Liquid for Microwave Radar Imaging
Table 1
Details of the waveguide section: waveguide (WG) size and ridge height.
| Waveguide section | Waveguide length (mm) | Waveguide height (mm) | Ridge height (mm) |
| 1 | 29.4 | 23.3 | 10.0 | 2 | 14 | 31 | 13.3 | 3 | 14 | 38.6 | 15.4 | 4 | 8.4 | 43.2 | 15.4 | 5 | 8.4 | 47.8 | 14.7 | 6 | 8.4 | 52.4 | 14 | 7 | 8.4 | 57 | 9.8 | 8 | 8.4 | 61.6 | 0 |
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