KR100935773B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
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- KR100935773B1 KR100935773B1 KR1020070121143A KR20070121143A KR100935773B1 KR 100935773 B1 KR100935773 B1 KR 100935773B1 KR 1020070121143 A KR1020070121143 A KR 1020070121143A KR 20070121143 A KR20070121143 A KR 20070121143A KR 100935773 B1 KR100935773 B1 KR 100935773B1
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- Prior art keywords
- poly gate
- dummy oxide
- gate
- forming
- drain
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000034 method Methods 0.000 claims abstract description 56
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 22
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims description 27
- 239000007943 implant Substances 0.000 claims description 24
- 125000006850 spacer group Chemical group 0.000 claims description 16
- 239000011810 insulating material Substances 0.000 claims description 11
- 238000005229 chemical vapour deposition Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 claims description 4
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 4
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000035882 stress Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 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
- 238000004140 cleaning Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000010354 integration 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
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Images
Classifications
-
- 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]
- H10D30/791—Arrangements for exerting mechanical stress on the crystal lattice of the channel regions
- H10D30/796—Arrangements for exerting mechanical stress on the crystal lattice of the channel regions having memorised stress for introducing strain in the channel regions, e.g. recrystallised polysilicon gates
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or double-diffused drain [DDD] MOSFET
-
- 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
- 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]
- H10D30/791—Arrangements for exerting mechanical stress on the crystal lattice of the channel regions
- H10D30/792—Arrangements for exerting mechanical stress on the crystal lattice of the channel regions comprising applied insulating layers, e.g. stress liners
-
- 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
- H10D64/01—Manufacture or treatment
- H10D64/017—Manufacture or treatment using dummy gates in processes wherein at least parts of the final gates are self-aligned to the dummy gates, i.e. replacement gate processes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (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 (7)
- 삭제
- 삭제
- 웰 임플란트 공정이 실시된 기판에 더미 산화막 폴리 게이트를 형성하는 단계와,상기 형성된 더미 산화막 폴리 게이트에 대하여 LDD(Lightly Doped Drain) 임플란트 공정 및 열처리 공정을 진행하여 상기 더미 산화막 폴리 게이트 양쪽 기판내에 익스텐션(extension)을 형성하는 단계와,상기 익스텐션이 형성된 더미 산화막 폴리 게이트 상부에 실리콘 질화막(Si3N4) 또는 실리콘 카본(SiC)을 형성하고, 상기 더미 산화막 폴리 게이트를 선택적으로 제거하는 단계와,상기 제거된 영역에 게이트 산화막 및 폴리 게이트를 순차적으로 형성하며, 상기 실리콘 질화막 또는 실리콘 카본을 선택적으로 제거하는 단계와,상기 폴리 게이트의 측벽에 스페이서를 형성시킨 다음에, 소오스/드레인 임플란트 공정을 진행하여 상기 스페이서 양쪽 기판내에 소오스/드레인 접합층을 형성하는 단계를 포함하며,상기 실리콘 질화막 또는 실리콘 카본은, NMOS의 경우 저압력 화학기상증착(low pressure chemical vapor deposition) 공정을 사용하며, PMOS의 경우 플라즈마 화학 증착(plasma enhanced chemical vapor deposition) 공정을 사용하여 형성하는 반도체 소자의 제조 방법.
- 웰 임플란트 공정이 실시된 기판에 더미 산화막 폴리 게이트를 형성하는 단계와,상기 형성된 더미 산화막 폴리 게이트에 대하여 LDD(Lightly Doped Drain) 임플란트 공정 및 열처리 공정을 진행하여 상기 더미 산화막 폴리 게이트 양쪽 기판내에 익스텐션(extension)을 형성하는 단계와,상기 익스텐션이 형성된 더미 산화막 폴리 게이트 상부에 절연물질을 형성하고, 상기 더미 산화막 폴리 게이트를 선택적으로 제거하는 단계와,상기 제거된 영역에 게이트 산화막 및 폴리 게이트를 순차적으로 형성하며, 상기 절연물질을 선택적으로 제거하는 단계와,상기 폴리 게이트의 측벽에 스페이서를 형성시킨 다음에, 소오스/드레인 임플란트 공정을 진행하여 상기 스페이서 양쪽 기판내에 소오스/드레인 접합층을 형성하는 단계를 포함하며,상기 더미 산화막 폴리 게이트는, 100㎚∼180㎚ 범위의 두께로 형성하는 반도체 소자의 제조 방법.
- 삭제
- 웰 임플란트 공정이 실시된 기판에 더미 산화막 폴리 게이트를 형성하는 단계와,상기 형성된 더미 산화막 폴리 게이트에 대하여 LDD(Lightly Doped Drain) 임플란트 공정 및 열처리 공정을 진행하여 상기 더미 산화막 폴리 게이트 양쪽 기판내에 익스텐션(extension)을 형성하는 단계와,상기 익스텐션이 형성된 더미 산화막 폴리 게이트 상부에 절연물질을 형성하고, 상기 더미 산화막 폴리 게이트를 선택적으로 제거하는 단계와,상기 제거된 영역에 게이트 산화막 및 폴리 게이트를 순차적으로 형성하며, 상기 절연물질을 선택적으로 제거하는 단계와,상기 폴리 게이트의 측벽에 스페이서를 형성시킨 다음에, 소오스/드레인 임플란트 공정을 진행하여 상기 스페이서 양쪽 기판내에 소오스/드레인 접합층을 형성하는 단계를 포함하며,상기 폴리 게이트는, 화학기상증착(chemical vapor deposition)에 의해 형성되는 반도체 소자의 제조 방법.
- 웰 임플란트 공정이 실시된 기판에 더미 산화막 폴리 게이트를 형성하는 단계와,상기 형성된 더미 산화막 폴리 게이트에 대하여 LDD(Lightly Doped Drain) 임플란트 공정 및 열처리 공정을 진행하여 상기 더미 산화막 폴리 게이트 양쪽 기판내에 익스텐션(extension)을 형성하는 단계와,상기 익스텐션이 형성된 더미 산화막 폴리 게이트 상부에 절연물질을 형성하고, 상기 더미 산화막 폴리 게이트를 선택적으로 제거하는 단계와,상기 제거된 영역에 게이트 산화막 및 폴리 게이트를 순차적으로 형성하며, 상기 절연물질을 선택적으로 제거하는 단계와,상기 폴리 게이트의 측벽에 스페이서를 형성시킨 다음에, 소오스/드레인 임플란트 공정을 진행하여 상기 스페이서 양쪽 기판내에 소오스/드레인 접합층을 형성하는 단계를 포함하며,상기 폴리 게이트는, CMP(chemical mechanical polishing) 공정에 의해 평탄화되는 반도체 소자의 제조 방법.
Priority Applications (1)
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KR1020070121143A KR100935773B1 (ko) | 2007-11-26 | 2007-11-26 | 반도체 소자의 제조 방법 |
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KR1020070121143A KR100935773B1 (ko) | 2007-11-26 | 2007-11-26 | 반도체 소자의 제조 방법 |
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KR20090054338A KR20090054338A (ko) | 2009-05-29 |
KR100935773B1 true KR100935773B1 (ko) | 2010-01-06 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9653572B2 (en) | 2015-01-30 | 2017-05-16 | Samsung Electronics Co., Ltd. | Method for fabricating semiconductor device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001015749A (ja) | 1999-07-02 | 2001-01-19 | Sony Corp | 半導体装置の製造方法 |
JP2001044421A (ja) * | 1999-07-27 | 2001-02-16 | Mitsubishi Electric Corp | Misfetの製造方法 |
US20020025638A1 (en) | 2000-02-07 | 2002-02-28 | United Microelectronics Corp. | Reducing lithography limitation by reverse-offset spacer process |
KR20070100028A (ko) * | 2006-04-06 | 2007-10-10 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
-
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- 2007-11-26 KR KR1020070121143A patent/KR100935773B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001015749A (ja) | 1999-07-02 | 2001-01-19 | Sony Corp | 半導体装置の製造方法 |
JP2001044421A (ja) * | 1999-07-27 | 2001-02-16 | Mitsubishi Electric Corp | Misfetの製造方法 |
US20020025638A1 (en) | 2000-02-07 | 2002-02-28 | United Microelectronics Corp. | Reducing lithography limitation by reverse-offset spacer process |
KR20070100028A (ko) * | 2006-04-06 | 2007-10-10 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9653572B2 (en) | 2015-01-30 | 2017-05-16 | Samsung Electronics Co., Ltd. | Method for fabricating semiconductor device |
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