According to the present invention, {HEAD ~ a semiconductor pattern} may be formed with {TAIL ~ a soluble semiconductor material} without a mask, using the SAM, so that the display substrate having the switching element may be manufactured with a four mask process 
formed with
According to the present invention , { HEAD ~ a semiconductor pattern } may be formed with { TAIL ~ a soluble semiconductor material } without a mask , using the SAM , so that the display substrate having the switching element may be manufactured with a four mask process
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH