Minimal Working - seems too good?!

Classes/EML.m

@@ -64,7 +64,25 @@ classdef EML
 
         end
         
-        function [opt_out,obj] = process(obj,elec_in)
+         function signalclass_out = process(obj,signalclass_in)
+
+             % actual processing of the signal (steps 1. - 3.)
+            signalclass_in.signal = obj.process_(signalclass_in.signal); 
+
+             % cast the inform. signal to electrical signal 
+            signalclass_in = Opticalsignal(signalclass_in,"fs",obj.fsimu,"logbook",signalclass_in.logbook,"lambda",obj.lambda*1e-9,"nase",0);
+
+             % append to logbook
+             lbdesc = ['EML '];
+            signalclass_in  = signalclass_in.logbookentry(lbdesc);
+
+             % write to output
+            signalclass_out = signalclass_in;
+
+        end
+
+
+        function [opt_out,obj] = process_(obj,elec_in)
             %METHOD1 Summary of this method goes here
             %   Detailed explanation goes here
 
@@ -76,6 +94,8 @@ classdef EML
             if obj.linewidth ~= 0
                 ph_noi = obj.createPhaseNoise;
                 laserfield = obj.field.*exp(1i*ph_noi);
+                %remember phase (! you need to receive the altered eml object in you sim program !)
+                obj.phase = ph_noi(end); 
             else
                 laserfield = obj.field;
             end
@@ -83,8 +103,7 @@ classdef EML
             %modulate the laserfield with the electrical signal
             opt_out = obj.externalmodulation(laserfield,elec_in);
 
-            %remember phase (! you need to receive the altered eml object in you sim program !)
-            obj.phase = ph_noi(end); 
+
 
         end