S parameters plotting with cst

hey ,
i Need some help . i want to ask if i can plot the S Parameters in fonction of time with cst Studio. i dont Need to plot in fonction of the frequencies.
thank

S-Parameters are by definition independent of time. What are you trying to do?

I would like to describe my channel and what i need is the dependence of my transfer function over the time.

What part of your model does change with time?

im simulating two antennas , exactly two helix antenna on a pcb in an emulator and nothing change really .. i was just curious if it is possible and make sense to have s parameters in function of time .. on the post processing ribbon i found s Parameters plot time gating and i dont know if it is was im needing