Research Article
A Defected Structure Shaped CPW-Fed Wideband Microstrip Antenna for Wireless Applications
Table 2
Comparison between the proposed antenna and some existing wideband microstrip antenna.
| | Reference | Antenna type | Overall dimension (mm3) | Frequency range (GHz) | Fract. bandwidth (%) | Maximum gain (dBi) | Relative dielectric constant, | Application |
| | [1] | Wideband | 60 × 30 × 1.6 | 1.2–4.5 | 142 | 2.2 | 4.4 | General | | [17] | UWB | 29 × 31 × 1.6 | 3.0–10.6 | 111 | 5.5 | 4.4 | UWB | | [18] | Wideband | 30 × 31 × 1.6 | 3.8–5.5 | Not given | 10.8 | 4.4 | WLAN and WiMAX | | [19] | Dual band | 30 × 30 × 1.58 | 1.86–1.97, 3.0–12.0 | 52, 120 | 5 | 4.4 | PCS and UWB | | [20] | Wideband | 38 × 25 × 1.6 | 2.4–6.0 | 86.71 | 2.85 | 4.4 | WLAN,
WiMAX | Proposed
antenna | Wideband | 25 × 25 × 1.6 | 2.96–7.95 | 91.47 | 7.3 | 4.4 | S and C band |
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