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Master Thesis

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Gain<br />

Both simulators have shown different gain as it was shown in the simulation results. In MWO<br />

a gain of 5.5 dB and in HFSS a gain of 7.5 dB was recorded. The measured results of the gain<br />

are closer to the HFSS results. A peak gain of 7 dB is achieved both in azimuth and elevation.<br />

At ±35 o a gain of around 3.5 dB is achieved.<br />

The air spacing between ground plane and the patch is 2.7mm. The measured gain in<br />

azimuth plane is shown in the figure 4.11.<br />

8<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0<br />

-­‐50 -­‐40 -­‐30 -­‐20 -­‐10 0 10 20 30 40 50 60<br />

Figure 4.11 Gain in Azimuth<br />

Similarly the measured gain in elevation plane is shown in the figure 4.12 which is very much<br />

identical to the gain in azimuth<br />

8<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0<br />

-­‐50 -­‐40 -­‐30 -­‐20 -­‐10 0 10 20 30 40 50<br />

Figure 4.12 Gain in Elevation<br />

34

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