Abstract
This article presents a printed crescent-shaped monopole MIMO diversity antenna for wireless communications. The port-to-port isolation is increased by introducing an I-shaped conductor symmetrically between the two antenna elements and shaping the ground plane. Both the computed and experimental results confirm that the antenna possesses a wide impedance bandwidth of 54.5% across 1.6-2.8 GHz, with a reflection coefficient and mutual coupling better than -10 and -14 dB, respectively. By further validating the simulated and the measured radiation and MIMO characteristics including far-field, gain, envelope correlation and channel capacity loss, the results show that the antenna can offer effective MIMO/diversity operation to alleviate multipath environments.
| Original language | English |
|---|---|
| Pages (from-to) | 348-359 |
| Number of pages | 12 |
| Journal | International Journal of RF and Microwave Computer-Aided Engineering |
| Volume | 24 |
| Issue number | 3 |
| DOIs | |
| Publication status | Published - May 2014 |
Keywords
- MIMO
- monopole antenna
- mutual coupling
- port-to-port isolation
- reflection coefficient
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