Research Article
Demonstration of Millimeter Wave 5G Setup Employing High-Gain Vivaldi Array
Table 1
Characteristic comparison of various Vivaldi antenna designs.
| Single element | Arrays | Ref. | Frequency | Bandwidth (GHz) | Gain (dBi) | Dimensions (mm) | Bandwidth (GHz) | Gain (dBi) | Number of elements | Dimensions (mm) |
| [17] | 32 GHz | 24.5–40 | 7 | 14 × 8 × 0.508 | 28–38 | 15 | 1 × 8 | 60 × 30.2 × 0.508 | [18] | 28 GHz | 27.4–28.6 | 5.39 | 17.25 × 5 × 0.8 | 27.4–28.6 | 12 | 1 × 8 | 130 × 60 × 0.8 | [19] | 28 GHz | 26–31 | 4 | 15 × 5 × 0.4 | 26–31 | 16 | 1 × 8 | 15 × 5 × 0.8 | [20] | 28 GHz | 25–40 | 13 | 59 × 8 × 0.508 | — | — | | — | [21] | 28 GHz | 10–40 | 12 | 79.9 × 24 × 0.254 | — | — | | — | Proposed | 28/38 GHz | 25–40 | 13 | 73.4 × 19.3 × 0.203 | 25–40 | 16 | 1 × 4 | 135 × 97.5 × 0.203 |
|
|