The processing unit is connected to {HEAD ~ said photosensor array} for generating {TAIL ~ signals} corresponding to said subareas 
for generating
The processing unit is connected to { HEAD ~ said photosensor array } for generating { TAIL ~ signals } corresponding to said subareas
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH