Table 2.
Performance comparison of the proposed DRA with earlier dual-band CP DRAs. LB: lower band; UB: upper band.
| Ref. No. | (10 dB) LB/UB (GHz) [%] | (AR < 3 dB) LB/UB (GHz) [%] | Gain (dBic) LB/UB |
|---|---|---|---|
| [1] | (1.45–1.87) [25.3]/(2.1–3) [35.3] | (1.53–1.63) [6.3]/(2.40–2.49) [3.68] | 6.09/8.49 |
| [2] (Results for p = 3) | (3.29–3.92) [17.47]/(4.52–6.05) [28.94] | (3.29–3.76) [13.33]/(4.55–4.92) [7.81] | 3/< 0 |
| [3] | (3.4–3.58) [5.16]/(5.1–5.9) [14.55] | (3.46–3.54) [2.29]/(5.18–5.34) [3.04] | ≈5.1/≈5.1 |
| [4] | (5.51–7.46) [30.07]/(11.42–12.37) [7.98] | (6.08–7.43) [19.98]/(11.84–12.21) [3.07] | 4.85/6.38 |
| [5] | (1.22–1.36) [11.4]/(1.50–1.64) [8.4] | (1.26–1.28) [2.1]/(1.54–1.57) [2.2] | 5.5/4.5 |
| [6] | (4.57–5.79) [23.55]/(8.05–9.2) [13.33] | (4.75–5.5) [14.84]/(8.55–9.18) [7.11] | 4.3/5.8 |
| [7] | (2.77–3.66) [27.7/(3.93–4.28) [8.5] | (3.08–3.6) [15.7]/(4.05–4.3) [6] | 2.3/4.7 |
| Proposed work | 2.2–4.18 [62.07] | (2.38–2.5) [4.92]/(3.26–3.7) [12.64] | 4.11/6.48 |