Research Article
Mutual Coupling Reduction Using Improved Dual-Layer Mushroom and E-Shaped Stub
Table 2
Dimensions of optimized parameters of the proposed antenna.
| Ref. | Method | f0 (GHz) | Freq. range (|S11|<10 dB) | Max isolation (dB) | Center-to-center spacing | Total size (mm) |
| [19] | EBG | 5.1 | / | 30 | 0.5λ0 | >0.82λ0 × 0.50λ0 × 0.03λ0 | [20] | EBG | 5 | 2.4% | 34 | 0.5λ0 | 1.3λ0 × 1.0λ0 × 0.02λ0 | [21] | Decoupling feeding network | 7.5 | 9.2% | 58 | 0.65λ0 | λ0 × 1.01λ0 × 0.2λ0 |
| This work | Stub and EBG | 2.45 | 2.4% | 39 | 0.5λ0 | 0.81λ0 × 0.33λ0 × 0.02λ0 |
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