Table 4 Comparison with related work
References | Size \({\lambda }_{{\text{g}}}^{2}\) | Freq. (GHz) | FBW (%) | Insertion Loss (dB) | Return loss (dB) | Isolation (dB) | R |
|---|---|---|---|---|---|---|---|
[5] | 0.0233 | 1.7/3.3 | 1.8 | 0.87 | − 36 | − 23/ − 25 | 0.64 |
[7] | 0.6889 | 3.9/4.9 | NA | NA | − 32/ − 38 | − 34 | 0.227 |
[8] | 0.4356 | 9/11.2 | NA | NA | − 28/ − 32 | − 25 | 0.22 |
[9] | 0.35 | 1.8/2.4 | 6/5.8 | NA | − 23/ − 25 | 30 | 0.286 |
[10] | 1.2 | 2.2/2.6 | 4.55/5 | 1.6/1 | − 20 | 40 | 0.167 |
[11] | 4.6 | 8.04/9.07 | 4.23/4.19 | 2.35/2.33 | − 22/ − 30 | 49/53 | 0.12 |
[12] | 1.5 | 1.81/2.03 | 2.25/3 | 1.98/1.9 | − 30/ − 38 | 58/46 | 0.114 |
[14] | 0.167 | 1.8/2.1 | 5.5/6.2 | 2/1.8 | − 28/ − 30 | 40 | 0.154 |
[22] | 0.89 | 1.85/2.5 | NA | 4.2/3.3 | − 20/ − 19 | 31 | NA |
[23] | 0.98 | 1.41/2.02 | NA | 4.4/4.6 | − 32/ − 31 | 29 | NA |
Proposed work | 0.435 | 2.191/2.584 | 1.24/0.636 | 1.2/1.79 | − 21/ − 21.9 | − 32/ − 41 | 0.1646 |