The third sub path generates {TAIL ~ the intermodulation compensation signal} having {HEAD ~ a third order intermodulation component} based on the synthesizing signal 
The third sub path generates { TAIL ~ the intermodulation compensation signal } having { HEAD ~ a third order intermodulation component } based on the synthesizing signal
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH