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Microstrip Patch Antenna Calculator

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Microstrip Patch Antenna Calculator | Rectangular MPA Design Solver
Please enter valid positive values.
RESULTS
PATCH WIDTH
-mm
PATCH LENGTH
-mm

2. Input Parameters Specification

Dielectric Constant (εr) Relative permittivity index defining microstrip signal transmission speeds.
Substrate Height (h) Physical thickness vector spacing the top patch trace from ground boundaries.
Center Frequency (f) Targeted fundamental antenna tuning point parsed in MHz or GHz bounds.

3. Practical Operational Examples

Benchmark Link Profile

Permittivity εr = 4.40
Substrate Height h = 1.60 mm
Frequency f = 2.45 GHz

Calculated Component Metrics

• Patch Width (W) = 38.036 mm
• Patch Length (L) = 28.825 mm
• Math incorporates fringe field extensions safely.

4. Diagrams & Theory

W L h patch dielectric (εr) ground

A rectangular microstrip patch antenna configurations model top metal patch surfaces separating electromagnetic wave energy propagation channels over solid dielectric backing layers cleanly.

5. Formulas & Mathematical Logic

Width W = 299.792458 / (2 * f * sqrt((er + 1) / 2))
Effective er = (er+1)/2 + ((er-1)/2) * [1 / sqrt(1 + 12h/W)]
Patch Length L = Effective Length - 2*DeltaL

Dynamic calculations normalize alternative dimensions seamlessly inside code matrix components prior to mapping fringing factor equations perfectly.

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About this tool

Microstrip Patch Antenna Calculator is a free online calculator tool. Use it to get instant, accurate results for your electronics calculations.