Research Article
A Reconfigurable WiMAX Antenna for Directional and Broadside Application
Table 1
PIN diode switches configuration of the measured and simulated antenna.
| Type of switch | Number of PIN diode switch | PIN diode status |
| Reconfigurable RF switches (R-RFS) | A | OFF | ON | ON | B | ON | ON | OFF | C | ON | ON | ON | Simulated peak beam angle | 340° | 30° | 50° and 325° | Measured peak beam angle | 320° | 35° | 43° and 330° | Simulated total antenna efficiency | 83.68% | 83.74% | 85.97% | Measured total antenna efficiency | 75.8% | 76.4% | 78.2% | Simulated gain (dBi) | 6.281 | 5.542 | 5.154 | Measured gain (dBi) | 3.35 | 3.21 | 2.80 | Simulated HPBW (degree) | 69° | 122.9° | 70.3° | Type of radiation pattern | Directional beam | Divisive broadside |
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