Research Article
Zero Index Metamaterial for Designing High-Gain Patch Antenna
Table 1
The performances of the antenna based on the different ZIM layers.
| Antennas | Parameters | HPBW () | HPBW () | Gain (dB) |
| Patch antenna without ZIM | 106° | 90° | 6.643 | Antenna with 1 layer ZIM | 45° | 51° | 10.33 | Antenna with 2 layers ZIM | 35° | 40° | 10.8 | Antenna with 3 layers ZIM | 31° | 36° | 11.3 | Antenna with 4 layers ZIM | 28° | 32° | 12.4 | Antenna with 5 layers ZIM | 26° | 28° | 13.0 | Antenna with 6 layers ZIM | 23° | 24° | 13.7 | Antenna with 7 layers ZIM | 20° | 20° | 13.9 |
|
|