Through the dopants in {HEAD ~ the body contact region} and different impurities in the source region and the drain region, a body trigger bias is imposed on the body of {TAIL ~ the TFT} 
Through the dopants in { HEAD ~ the body contact region } and different impurities in the source region and the drain region , a body trigger bias is imposed on the body of { TAIL ~ the TFT }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL