In the example of FIG 9, there are assumed to be approximately 480 rows of pixels in {HEAD ~ the pixel array} that is being read out, thus requiring {TAIL ~ approximately 240 periods} in each of the even and odd fields 
In the example of FIG 9 , there are assumed to be approximately 480 rows of pixels in { HEAD ~ the pixel array } that is being read out , thus requiring { TAIL ~ approximately 240 periods } in each of the even and odd fields
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH