Table 2 The effectiveness of the suggested filtenna at different states of the switches
From: Compact dual-port MIMO filtenna-based DMS with high isolation for C-band and X-band applications
Case of switches | Modes S8S7S6S5S4S3S2S1 | Resonating frequency (GHz) | Operational bandwidth (GHz) | 10dB BW (MHz) | Efficiency (%) | Realized gain (dBi) |
|---|---|---|---|---|---|---|
All off | 00000000 | 7.578 | 7.4–7.75 | 37.7 | 77.5 | 4.2 |
S1 on | 00000001 | 6.526 | 6.45–6.59 | 17.3 | 79.9 | 3.02 |
S2 on | 00000010 | 6.813 | 6.73–6.89 | 18.4 | 80.6 | 3.8 |
S3 on | 00000100 | 7.072 | 6.99–7.15 | 18.4 | 81.1 | 3.9 |
S4 on | 00001000 | 7.345 | 7.26–7.43 | 19.5 | 71.5 | 3.7 |
S5 on | 00010000 | 7.695 | 7.6–7.77 | 19.5 | 74 | 4.46 |
S6 on | 00100000 | 8.213 | 8.04–8.38 | 33.9 | 68 | 3.9 |
S4, S6 on | 00101000 | 8.654 | 8.47–8.83 | 36 | 71.8 | 3.77 |
S5, S7 on | 01010000 | 8.732 | 8.55–8.89 | 35.6 | 76.2 | 3.9 |
S1, S7 on | 01000001 | 9.837 | 9.51–10.2 | 68.3 | 80.2 | 4.1 |
S2, S7 on | 01000010 | 10.215 | 9.8–10.6 | 80.4 | 82.4 | 4.3 |
S1, S8 on | 10000001 | 10.335 | 9.92–1079 | 88.2 | 72.9 | 5.7 |
S2, S8 on | 10000010 | 11.02 | 10.22–11.9 | 84.9 | 72.5 | 6.3 |
S5, S6 on | 00110000 | 11.776 | 10.44–12.6 | 94 | 70.5 | 5.8 |