Engee documentation

z2abcd

Converts Z-parameters to ABCD-parameters.

Library

EngeeRF

Syntax

Function call

Arguments

Input arguments

# z_params — 2N-port Z-parameters

+ 2N×2N×M array of complex numbers

Details

2N-port Z-parameters specified as an array of complex numbers of size on on , where represents the number of frequency points of the N-port Z-parameters.

Output arguments

# abcd_params — 2N-port ABCD-parameters

+ 2N×2N×M array of complex numbers

Details

2N-port ABCD parameters returned as an array of complex numbers of the size on on , where represents the number of frequency points of 2N-port ABCDparameters.

The output matrices of ABCD-parameters have different submatrices , , and :

Examples

Converting Z-parameters to ABCD-parameters

Details

Let’s define a matrix of Z-parameters and convert them to ABCD-parameters.

import EngeeRF: z2abcd

Z11 = -14567.2412789287 - 148373.315116592im
Z12 = -14588.1106171651 - 148388.583516562im
Z21 = -14528.0522132692 - 148350.705757767im
Z22 = -14548.5996561832 - 148363.457002006im
z_params = [Z11 Z12; Z21 Z22]

abcd_params = z2abcd(z_params)
2×2 Matrix{ComplexF64}:
     1.00018-0.000246872im  0.315119+2.51998im
 -6.53857e-7+6.67675e-6im     1.0001-0.000128853im