How to use ports in EME solver?


#1

I was following this example

https://kb.lumerical.com/en/pic_passive_waveguide_couplers_mmi.html

But I want a single output (self imaging)

The field looks like this

Or this

Now, when I check the s parameters I get this

And obviously this is wrong. Help someone?


#2

are you able to attach the file you are having problem with?