KR20040046164A - 반도체소자의 게이트 제조방법 - Google Patents
반도체소자의 게이트 제조방법 Download PDFInfo
- Publication number
- KR20040046164A KR20040046164A KR1020020074001A KR20020074001A KR20040046164A KR 20040046164 A KR20040046164 A KR 20040046164A KR 1020020074001 A KR1020020074001 A KR 1020020074001A KR 20020074001 A KR20020074001 A KR 20020074001A KR 20040046164 A KR20040046164 A KR 20040046164A
- Authority
- KR
- South Korea
- Prior art keywords
- gate oxide
- oxide film
- voltage region
- gate
- semiconductor device
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000004065 semiconductor Substances 0.000 title claims abstract description 30
- 150000004767 nitrides Chemical class 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 18
- 239000010703 silicon Substances 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000000137 annealing Methods 0.000 claims abstract description 12
- 238000011065 in-situ storage Methods 0.000 claims abstract description 8
- 229920002120 photoresistant polymer Polymers 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 3
- 238000009279 wet oxidation reaction Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 9
- 238000007254 oxidation reaction Methods 0.000 abstract description 9
- 230000005641 tunneling Effects 0.000 abstract description 8
- 230000009977 dual effect Effects 0.000 description 7
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- 229920005591 polysilicon Polymers 0.000 description 6
- 239000002019 doping agent Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 229910021341 titanium silicide Inorganic materials 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004692 intercellular junction Anatomy 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910021334 nickel silicide Inorganic materials 0.000 description 1
- RUFLMLWJRZAWLJ-UHFFFAOYSA-N nickel silicide Chemical compound [Ni]=[Si]=[Ni] RUFLMLWJRZAWLJ-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0144—Manufacturing their gate insulating layers
Landscapes
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (2)
- 반도체소자의 게이트산화막 형성방법에 있어서,실리콘기판 상에 제 1 습식 옥시데이션 공정을 진행하여 고전압영역에 적용되는 두께의 두꺼운 제 1게이트산화막을 형성한 다음 인-시튜로 NO 가스를 이용하여 제 1어닐링 공정을 진행하는 단계와;상기 고전압영역 상부에 감광막 패턴을 형성한 다음 이를 마스크로 저전압영역에 형성된 결과물을 벌크 에치하여 제거하는 단계와;상기 감광막 패턴을 제거하고, 제 2 습식 옥시데이션 공정을 진행하여 저전압 영역에 적용되는 두께의 얇은 제 2게이트산화막을 형성한 다음 인-시튜로 NH3가스를 이용하여 제 2어닐링 공정을 진행하는 단계를 포함하여 이루어진 것을 특징으로 하는 반도체소자의 게이트 제조방법.
- 제 1항에 있어서, 상기 NH3가스를 이용한 제 2어닐링 공정은 20 ~ 30분 동안 진행하여 질화막을 형성하는 것을 특징으로 하는 반도체소자의 게이트 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020074001A KR100906499B1 (ko) | 2002-11-26 | 2002-11-26 | 반도체소자의 게이트 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020074001A KR100906499B1 (ko) | 2002-11-26 | 2002-11-26 | 반도체소자의 게이트 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040046164A true KR20040046164A (ko) | 2004-06-05 |
KR100906499B1 KR100906499B1 (ko) | 2009-07-08 |
Family
ID=37341764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020074001A KR100906499B1 (ko) | 2002-11-26 | 2002-11-26 | 반도체소자의 게이트 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100906499B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100703840B1 (ko) * | 2006-02-28 | 2007-04-09 | 주식회사 하이닉스반도체 | 반도체 소자 제조 방법 |
KR100869842B1 (ko) * | 2002-07-16 | 2008-11-21 | 주식회사 하이닉스반도체 | 디램 메모리 셀의 제조방법 |
KR100964110B1 (ko) * | 2008-06-11 | 2010-06-16 | 매그나칩 반도체 유한회사 | 삼중게이트절연막을 갖는 반도체집적회로장치 및 그 제조방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1022397A (ja) * | 1996-07-05 | 1998-01-23 | Ricoh Co Ltd | 半導体装置の製造方法 |
KR100279951B1 (ko) * | 1999-01-25 | 2001-01-15 | 황인길 | 상보형 모스 트랜지스터의 스플릿 게이트 산질화막 제조 방법 |
KR100298460B1 (ko) * | 1999-05-18 | 2001-09-26 | 김영환 | 씨모스(cmos)소자의 제조방법 |
KR20020010779A (ko) * | 2000-07-31 | 2002-02-06 | 박종섭 | 반도체소자의 게이트산화막 형성 방법 |
-
2002
- 2002-11-26 KR KR1020020074001A patent/KR100906499B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100869842B1 (ko) * | 2002-07-16 | 2008-11-21 | 주식회사 하이닉스반도체 | 디램 메모리 셀의 제조방법 |
KR100703840B1 (ko) * | 2006-02-28 | 2007-04-09 | 주식회사 하이닉스반도체 | 반도체 소자 제조 방법 |
KR100964110B1 (ko) * | 2008-06-11 | 2010-06-16 | 매그나칩 반도체 유한회사 | 삼중게이트절연막을 갖는 반도체집적회로장치 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100906499B1 (ko) | 2009-07-08 |
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