Research Article
Novel Cross-Type Network for Wide-Tuning-Range Reconfigurable Multiband Antennas
Table 1
Performance of the tunable dual-band antenna with fixed 1.8 GHz, variable
pF,
pF,
nH,
nH,
pF, and
nH.
| (volts) | 0 | 1 | 2 | 5 | 8 | 10 | 15 | 23 | Frequency (GHz) | 2.89 | 2.96 | 3.02 | 3.22 | 3.39 | 3.48 | 3.63 | 3.75 | Return loss (dB) | −24.1 | −24.3 | −23.1 | −24.7 | −28.9 | −32.6 | −32.8 | −31.2 | Gain (dB) | −1.12 | −1.15 | −1.09 | −1.26 | −1.5 | −1.64 | −1.63 | −1.78 | BW (MHz) | 144 | 156 | 156 | 168 | 156 | 156 | 132 | 120 |
|
|