mutual inductance, self-indectance, coupling coefficient

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rfcn

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I have an on-chip transformer s-paramter model.
Does anybody know how to simulate the mutual inductance, self-indectance, and coupling coefficient of the transformer?

thanks!
rfcn
 

Convert the S parameters to Z parameters.

Then:
L1=Im[Z11]/2/pi/f
L2=Im[Z22]/2/pi/f
M=Im[Z21]/2/pi/f
K=M/sqrt(L1*L2)
 

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