Research Article
Decoupling Network for Closely Spaced Tx/Rx Antennas Using a Directional Coupler and Transmission Lines
Table 1
Dimensions of the array antenna.
| Parameters | Descriptions | Values (mm) |
| PL | Length of the patch | 3.12 | PW | Width of the patch | 4.1 | ITL | Impedance transformer length | 1.2 | ITW | Impedance transformer width | 0.64 | SFL | Length of the series-fed line | 4 | SFW | Width of the series-fed line | 0.25 | D | Distance between elements | 2 | SUBL | Length of the substrate | 20.74 | SUBW | Width of the substrate | 20.2 | SUBH | Height of the substrate | 0.254 |
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