Self aligned method of forming a semiconductor memory array of {HEAD ~ floating gate memory cells} with buried bit line and raised {TAIL ~ source line}, and a memory array made thereby 
with raised
Self aligned method of forming a semiconductor memory array of { HEAD ~ floating gate memory cells } with buried bit line and raised { TAIL ~ source line } , and a memory array made thereby
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH