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????????? "???????"??. ?????. 2010/05/17. 2. ??????. ??????. Si????????????????????????Vt?????!??????????????LOCOS~STI???????????Shallow Trench Isolation???????STI??????????????CMP. 2010/05/17. ????????? "???????"??. 3. Si??????????????????. 2010/05/17. ????????? "???????"??. 4. ????????????????????????MOS??????????????????????!.
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1. ????????? ????????? ???????(5)2010?5?17? ?? ?? 2010/05/17 1
2. ????????? ????????? 2010/05/17 2
3. ?????? Si??????????????????
??????Vt?????!?
?????????????
LOCOS~STI???????
????Shallow Trench Isolation???????
STI???????
???????
CMP
2010/05/17 ????????? ????????? 3
4. Si?????????????????? 2010/05/17 ????????? ????????? 4 ????????????????????????MOS??????????????????????!
5. ????????????? 2010/05/17 ????????? ????????? 5
6. ?????????? ????????
????????
????????????
??????????????
??????????!
??????????????DOF?????????????
DOF:Depth of focus 2010/05/17 6 ????????? ?????????
7. ?????????? LOCOS (Local oxidation isolation)
SiN????????SiO2????????SiN???????????????
SiN??????????
??:????????? Birds beak
Shallow Trench Isolation
?????????????
??;?????????????????
2010/05/17 7 ????????? ?????????
8. LOCOS???? 2010/05/17 ????????? ????????? 8
9. LOCOS??(1) 2010/05/17 ????????? ????????? 9
10. LOCOS??(2) 2010/05/17 ????????? ????????? 10
11. LOCOS?? 2010/05/17 ????????? ????????? 11
12. STI???? 2010/05/17 ????????? ????????? 12
13. SiN???????SiO2?? 2010/05/17 ????????? ????????? 13
14. CMP??? 2010/05/17 ????????? ????????? 14
15. SiN??? 2010/05/17 ????????? ????????? 15
16. Si?????SiO2???????? 2010/05/17 ????????? ????????? 16
17. ??????? CMP??Dishing
? ?????????????????
??????????????
? SiN?????SiO2??????????????????? 2010/05/17 17 ????????? ?????????
18. ????????? ????????? 2010/05/17 18
19. ??????????????????? ?????????????
(??)??
p/n??
???(????)@??????????
???????????(??!) 2010/05/17 19 ????????? ?????????
20. ?????? 2010/05/17 ????????? ????????? 20
21. ??????? 2010/05/17 ????????? ????????? 21
22. ????????:Sheet resistance 2010/05/17 ????????? ????????? 22
23. P/N?? 2010/05/17 ????????? ????????? 23
24. CMOSFET????P/N????? ???
???·???? 2010/05/17 ????????? ????????? 24
25. P/N?????????? ??????????????
????????????!
????????????
?????????????????!
???????????
S/D???????????!
? ?????
?????????????????????!
? MOSFET???
? ???????????????? 2010/05/17 ????????? ????????? 25
26. ????????? 2010/05/17 ????????? ????????? 26
27. MOSFET???S/D??????? 2010/05/17 ????????? ????????? 27
28. ????????????? 2010/05/17 ????????? ????????? 28
29. ?????(LDD: Lightly Doped Drain) 2010/05/17 ????????? ????????? 29
30. ???···· 2010/05/17 ????????? ????????? 30
31. ??(??)? ????????
????
??1 :???????
??2 :???????????
??3 :???????? 2010/05/17 ????????? ????????? 31