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 (Union[Number, Sequence[Number], ndarray]) –

• ep_reff (Union[Number, Sequence[Number], ndarray]) –

• ep_r (Union[Number, Sequence[Number], ndarray]) –

• wr (Union[Number, Sequence[Number], ndarray]) –

• w_eff (Union[Number, Sequence[Number], ndarray]) –

• h (Union[Number, Sequence[Number], ndarray]) –

• t (Union[Number, Sequence[Number], ndarray]) –

• f (Union[Number, Sequence[Number], ndarray]) –

• disp (str) –