The equation for input resistance at a distance ( y = y_0 ) from the radiating edge is:
cap L equals the fraction with numerator c and denominator 2 f sub 0 the square root of epsilon sub e f f end-sub end-root end-fraction minus 2 cap delta cap L Determine Inset Feed Depth ( patch antenna inset feed calculator
| Parameter | Symbol | Typical Range | Unit | |-----------|--------|---------------|------| | Frequency | ( f_r ) | 0.5–10 GHz | GHz | | Substrate thickness | ( h ) | 0.1–5 | mm | | Dielectric constant | ( \varepsilon_r ) | 1–15 | - | | Target Impedance | ( Z_0 ) | 50 (or 75) | Ω | The equation for input resistance at a distance