KR100906051B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
- Publication number
- KR100906051B1 KR100906051B1 KR1020070117563A KR20070117563A KR100906051B1 KR 100906051 B1 KR100906051 B1 KR 100906051B1 KR 1020070117563 A KR1020070117563 A KR 1020070117563A KR 20070117563 A KR20070117563 A KR 20070117563A KR 100906051 B1 KR100906051 B1 KR 100906051B1
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- South Korea
- Prior art keywords
- semiconductor device
- manufacturing
- drain
- source
- poly gate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 49
- 230000008569 process Effects 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims description 22
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 16
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 16
- 239000007943 implant Substances 0.000 claims description 12
- 239000011810 insulating material Substances 0.000 claims description 11
- 238000005530 etching Methods 0.000 claims description 9
- 238000005229 chemical vapour deposition Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000002513 implantation Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/601—Insulated-gate field-effect transistors [IGFET] having lightly-doped drain or source extensions, e.g. LDD IGFETs or DDD IGFETs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
- H01L21/225—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities using diffusion into or out of a solid from or into a solid phase, e.g. a doped oxide layer
- H01L21/2251—Diffusion into or out of group IV semiconductors
- H01L21/2254—Diffusion into or out of group IV semiconductors from or through or into an applied layer, e.g. photoresist, nitrides
- H01L21/2255—Diffusion into or out of group IV semiconductors from or through or into an applied layer, e.g. photoresist, nitrides the applied layer comprising oxides only, e.g. P2O5, PSG, H3BO3, doped oxides
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6704—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device
- H10D30/6713—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device characterised by the properties of the source or drain regions, e.g. compositions or sectional shapes
- H10D30/6715—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device characterised by the properties of the source or drain regions, e.g. compositions or sectional shapes characterised by the doping profiles, e.g. having lightly-doped source or drain extensions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
- H10D64/311—Gate electrodes for field-effect devices
- H10D64/411—Gate electrodes for field-effect devices for FETs
- H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (8)
- 웰 임플란트 공정이 실시된 기판에 형성된 산화막 패턴 상부에 절연물질을 형성하는 단계와,상기 절연물질 상부에 형성된 PR 패턴을 마스크로 식각 공정을 실시하여 비대칭의 폴리 게이트 영역을 형성하는 단계와,상기 폴리 게이트 영역에 게이트 산화막 및 폴리 게이트를 순차적으로 형성하고, 상기 절연물질을 선택적으로 제거하는 단계와,상기 산화막 패턴과 폴리 게이트가 형성된 기판에 대하여 LDD(lightly doped drain) 임플란트 공정을 진행하여 상기 폴리 게이트 양쪽 기판내에 비대칭의 얕은 소오스/드레인 LDD 접합층을 형성하는 단계와,상기 폴리 게이트의 측벽에 스페이서를 형성시킨 다음에, 소오스/드레인 임플란트 공정을 진행하여 상기 스페이서 양쪽 기판내에 소오스/드레인 접합층을 형성하는 단계를 포함하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 절연물질은, 실리콘 질화막(Si3N4)인 것을 특징으로 하는 반도체 소자 의 제조 방법.
- 제 2 항에 있어서,상기 실리콘 질화막(Si3N4)은, 140㎚∼160㎚ 범위의 두께인 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 2 항에 있어서,상기 실리콘 질화막(Si3N4)은, 저압력 화학기상증착법(LPCVD)에 의해 형성되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 소오스 LDD 접합층의 깊이는, 상기 드레인 LDD 접합층에 비하여 25%∼35% 범위 이내로 낮게 진행하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 산화막 패턴은, 30㎚∼50㎚ 범위의 길이인 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 폴리 게이트는, 화학기상증착법(CVD)에 의해 형성되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 식각 공정은, 건식 방식인 것을 특징으로 하는 반도체 소자의 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070117563A KR100906051B1 (ko) | 2007-11-16 | 2007-11-16 | 반도체 소자의 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070117563A KR100906051B1 (ko) | 2007-11-16 | 2007-11-16 | 반도체 소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090050895A KR20090050895A (ko) | 2009-05-20 |
KR100906051B1 true KR100906051B1 (ko) | 2009-07-03 |
Family
ID=40859280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070117563A Expired - Fee Related KR100906051B1 (ko) | 2007-11-16 | 2007-11-16 | 반도체 소자의 제조 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100906051B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102068395B1 (ko) * | 2017-03-29 | 2020-01-21 | 매그나칩 반도체 유한회사 | 낮은 소스-드레인 저항을 갖는 반도체 소자 구조 및 그 제조 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0758131A (ja) * | 1993-08-13 | 1995-03-03 | Sumitomo Electric Ind Ltd | 電界効果トランジスタの製造方法及びその集積回路 |
KR970011616B1 (en) * | 1993-10-20 | 1997-07-12 | Lg Semicon Co Ltd | Fabrication of mosfet |
KR970063775A (ko) * | 1996-02-07 | 1997-09-12 | 문정환 | 반도체 트랜지스터 소자의 제조방법 |
KR0154306B1 (ko) * | 1995-10-31 | 1998-12-01 | 김광호 | 모스 트랜지스터의 제조방법 |
-
2007
- 2007-11-16 KR KR1020070117563A patent/KR100906051B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0758131A (ja) * | 1993-08-13 | 1995-03-03 | Sumitomo Electric Ind Ltd | 電界効果トランジスタの製造方法及びその集積回路 |
KR970011616B1 (en) * | 1993-10-20 | 1997-07-12 | Lg Semicon Co Ltd | Fabrication of mosfet |
KR0154306B1 (ko) * | 1995-10-31 | 1998-12-01 | 김광호 | 모스 트랜지스터의 제조방법 |
KR970063775A (ko) * | 1996-02-07 | 1997-09-12 | 문정환 | 반도체 트랜지스터 소자의 제조방법 |
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Publication number | Publication date |
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KR20090050895A (ko) | 2009-05-20 |
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