Table 1.
Detailed geometric parameters of the design.
| Number | Parameter | Dimension (mm) | Description |
|---|---|---|---|
| 1 | x | 75 | Width of substrate and metallic bottom ground |
| 2 | y | 75 | Height of substrate and metallic bottom ground |
| 3 | l | 27 | Length of microstrip line feeding |
| 4 | w | 4.75 | Width of microstrip line feeding |
| 5 | d | 32 | Diameter of circular SIW patch |
| 6 | p | 1.7 | Pitch (center to center) distance between vias |
| 7 | v | 0.45 | Diameter of SIW vias |
| 8 | id | 2 | Inner diameter of microwell |
| 9 | od | 4 | Outer diameter of microwell |
| 10 | h | 1.575 | Height of Rogers substrate |
| 11 | hmw | 2.5 | Height of microwell |