| ηinitial | 0.4 | initial value of η |
| f0 | 5 [GHz] | operating frequency |
| wavelength | c0/f0 | wavelength under the specified frequency |
| p1 | 18 | parameter in εramp |
| p | 11 | parameter in Weight |
| εPI | 3.5 | relative permittivity of material polyimide |
| εair | 1 | relative permittivity of material air |
| Lantenna | c0/f0 | length of the antenna |
| rair | 1.5Lantenna | radius of the calculated far field filled with air |