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Ansoft Designer

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<strong>Ansoft</strong> HFSS<br />

Broadwall Displaced Slot Design<br />

• Y martix in the test port will equal to the Ymartrix in the center of the<br />

slot when the distance is half of guide wave wavelength<br />

• To get the guided wavelength, just perform a “ports only” solve in<br />

HFSS<br />

• When the slot is resonant, Im(Y(11)) =0<br />

¼Lg<br />

½ Lg<br />

Lg: Guided wave<br />

wavelength<br />

Offset<br />

Test Port<br />

Short<br />

length

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