skrf.media.mline.MLine.analyse_dispersion

MLine.analyse_dispersion(zl_eff, ep_reff, ep_r, wr, w_eff, h, t, f, disp)

This function compute the frequency dependent characteristic impedance and effective permittivity accounting for microstripline frequency dispersion.

References

[1]

M. Kobayashi, “A Dispersion Formula Satisfying Recent Requirements in Microstrip CAD”, IEEE Trans. on Microwave Theory and Techniques, vol. 36, no. 8, pp. 1246-1250, Aug. 1988.

[2]

M. V. Schneider, “Microstrip Dispersion”, Proceedings of the IEEE, Letters, vol. 60, Jan. 1972, pp. 144-146.

[3]

M. Kirschning and R. H. Jansen, “Accurate Model for Effective Dielectric Constant of Microstrip with Validity up to Millimeter-Wave Frequencies”, Electronics Letters, vol. 8, no. 6, pp. 272-273, Mar. 1982.

[4]

R. H. Jansen and M. Kirschning, “Arguments and an accurate Model for the Power-Current Formulation of Microstrip Characteristic Impedance”, Archiv für Elektronik und Übertragungstechnik (AEÜ), vol. 37, pp. 108-112, 1983.

[5]

E. Yamashita, K. Atsuki, and T. Ueda, “An Approximate Dispersion Formula of Microstrip Lines for Computer Aided Design of Microwave Integrated Circuits”, IEEE Trans. on Microwave Theory and Techniques, vol. 27, pp. 1036-1038, Dec. 1979.

Returns:

• z (numpy.ndarray)

• e (numpy.ndarray)

Parameters:

• zl_eff (Number | Sequence[Number] | ndarray)

• ep_reff (Number | Sequence[Number] | ndarray)

• ep_r (Number | Sequence[Number] | ndarray)

• wr (Number | Sequence[Number] | ndarray)

• w_eff (Number | Sequence[Number] | ndarray)

• h (Number | Sequence[Number] | ndarray)

• t (Number | Sequence[Number] | ndarray)

• f (Number | Sequence[Number] | ndarray)

• disp (str)