Research Article
Design and Characterization of a Compact Four-Element Microstrip Array Antenna for WiFi-5/6 Routers
Table 2
A comparison table with some relevant works.
| | Parameter | Reference works | This work | | [21] | [22] | [23] | [24] | [29] | [30] | [31] | [32] |
| | WiFi band (GHz) | 2.4 and 5 | 2.4 | 5 | 2.4 and 5 | 6 | 5 | 5 | 5 | 5 and 6 | | Resonant frequency (GHz) | 2.44, 5 | 2.4 | 5.35 | 2.4, 5 | 5.65 | 5.5 | ≈5 | 3.5, 5.2 | 5.382, 6.864 | | Return loss (dB) | ≈ -30, ≈-30 | -46.58 | ≈-26 | ≈-37, ≈-27 | ≈-35 | -39.25 | ≈-42 | ≈-22, ≈-26 | -39.2, -53.65 | | Bandwidth (GHz) | 0.112, 1.026 | 0.574 | 1.54 | 0.46, 0.87 | 2 | 2.09 | 1.20 | 0.55,1.2 | 2.85 | | Maximum gain (dB) | 2, 5 | 3.23 | 4.8 | 2.87 | 9 | 6.8 | 6 | 4.8 | 6.5 | | Maximum efficiency | 90% | — | 96% | — | — | — | 81% | — | 97.5% | | Substrate material | FR4 | FR4 | FR4 | FR4 | PTFE | FR-4 | FR-4 | FR-4 | Rogers RT 5880 | | Size () (mm3) | | | | | | | | | | | Electrical size | | | | | | | | | | | Year | 2020 | 2020 | 2020 | 2020 | 2019 | 2020 | 2020 | 2021 | 2023 |
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