KR100214523B1 - 모스소자의 제조 방법 - Google Patents
모스소자의 제조 방법 Download PDFInfo
- Publication number
- KR100214523B1 KR100214523B1 KR1019960058079A KR19960058079A KR100214523B1 KR 100214523 B1 KR100214523 B1 KR 100214523B1 KR 1019960058079 A KR1019960058079 A KR 1019960058079A KR 19960058079 A KR19960058079 A KR 19960058079A KR 100214523 B1 KR100214523 B1 KR 100214523B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- gate member
- polysilicon
- layer
- gate
- Prior art date
- 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
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 52
- 229920005591 polysilicon Polymers 0.000 claims abstract description 52
- 239000012535 impurity Substances 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 30
- 125000006850 spacer group Chemical group 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 16
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000005530 etching Methods 0.000 claims abstract description 8
- 229910021332 silicide Inorganic materials 0.000 claims abstract description 7
- 229910052721 tungsten Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 238000005468 ion implantation Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 11
- 239000010937 tungsten Substances 0.000 description 11
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 239000002784 hot electron Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000004151 rapid thermal annealing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
Classifications
-
- 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
- H10D64/517—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the conducting layers
- H10D64/518—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the conducting layers characterised by their lengths or sectional shapes
-
- 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
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/021—Manufacture or treatment using multiple gate spacer layers, e.g. bilayered sidewall spacers
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (6)
- 반도체 기판(20)상에 게이트산화막(22)을 성장하는 공정과; 상기 게이트산화막(22)상에 폴리실리콘층(24)을 형성하는 공정과: 상기 폴리실리콘층(24)에 금속층(26)을 형성하는 공정과; (게이트 패터닝 하고) 상기 금속층(26)을 식각하여 게이트가 형성될 위치에 금속 상부 게이트부재(30)를 형성하는 공정과; 상기 금속 상부 게이트부재(30) 양측의 상기 반도체 기판 (20)내에 한쌍의 도전형 저농도 불순물영역(32)을 형성하는 공정과; 상기 폴리실리콘층(24)상에 상기 금속 상부 게이트부재(30)의 측면과 접하는 제 1 사이드월 스페이서(34)를 형성하는 공정과 : 상기 제 1 사이드월 스페이서(34) 양측의 상기 도전형 저농도 불순물영역(32)내에 한쌍의 도전형 고농도 불순물영역(36)을 형성하는 공정과; 상기 도전형 고농도 불순물영역(36)의 상부에 있는 상기 폴리실리콘층(24) 및 게이트산화막(22)을 식각하여 (상기 폴리실리콘층(24)으로 부터) 폴리실리콘 하부게이트부재(40)를 형성하는 공정과; 상기 폴리실리콘 하부게이트부재(40)와 게이트산화막(22)을 덮고, 상기 제 1 사이드월 스페이서(34)에 접하는 제 2 사이드월 스페이서(42)을 형성하는 공정과; 그리고, 상기 한쌍의 도전형 고농도 불순물영역(36)과 상기 금속 상부게이트 부재(30)위에 실리사이드(silicide)(50)를 형성하는 공정을 포함하여 구성된 모스(MOS) 소자의 제조 방법.
- 제1항에 있어서, 상기 도전형의 고농도 불순물영역(36)을 형성하는 공정은, 상기 폴리실리콘 하부 게이트부재(40)를 형성한 후 수행하는 모스(MOS) 소자의 제조 방법.
- 제1항에 있어서, 상기 제 2 사이드월 스페이서(42)의 형성 공정을 수행한 후, 도전형 고농도 불순물 이온 주입 공정을 부가 수행하는 모스(MOS) 소자의 제조 방법.
- 제1항에 있어서, 상기 도전형은 n형 또는 p형의 불순물인 모스(MOS) 소자의 제조 방법.
- 제1항에 있어서, 상기 폴리실리콘층(24)은 n+형 또는 p+형 불순물이 도핑된 폴리실리콘층인 모스(MOS) 소자의 제조 방법.
- 제1항에 있어서, 상기 금속층(26)은 W, Ti, Co중 어느 하나로 이루어진 모스(MOS) 소자의 제조 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960058079A KR100214523B1 (ko) | 1996-11-27 | 1996-11-27 | 모스소자의 제조 방법 |
CN97111860A CN1091948C (zh) | 1996-11-27 | 1997-06-26 | Mos器件及其制造方法 |
JP9319813A JPH10189968A (ja) | 1996-11-27 | 1997-11-20 | Mos素子の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960058079A KR100214523B1 (ko) | 1996-11-27 | 1996-11-27 | 모스소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980039122A KR19980039122A (ko) | 1998-08-17 |
KR100214523B1 true KR100214523B1 (ko) | 1999-08-02 |
Family
ID=19483813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960058079A Expired - Fee Related KR100214523B1 (ko) | 1996-11-27 | 1996-11-27 | 모스소자의 제조 방법 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH10189968A (ko) |
KR (1) | KR100214523B1 (ko) |
CN (1) | CN1091948C (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110148564A (zh) * | 2019-06-05 | 2019-08-20 | 长江存储科技有限责任公司 | 一种ddd uhv mos器件结构及其制造方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100384870B1 (ko) * | 1999-06-28 | 2003-05-22 | 주식회사 하이닉스반도체 | 반도체소자의 제조방법 |
KR20010045138A (ko) * | 1999-11-03 | 2001-06-05 | 박종섭 | 반도체 장치 제조방법 |
KR20020019139A (ko) * | 2000-09-05 | 2002-03-12 | 황인길 | 반도체 소자 및 그 제조 방법 |
CN103137694B (zh) * | 2011-12-02 | 2016-01-20 | 上海华虹宏力半导体制造有限公司 | 一种表面沟道场效应晶体管及其制造方法 |
CN104103587B (zh) * | 2013-04-03 | 2017-10-20 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
CN103811489B (zh) * | 2014-03-05 | 2017-03-01 | 石以瑄 | 基于薄膜晶体管的微波毫米波集成电路、功率交换电路及其制作方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5182619A (en) * | 1991-09-03 | 1993-01-26 | Motorola, Inc. | Semiconductor device having an MOS transistor with overlapped and elevated source and drain |
US5585295A (en) * | 1996-03-29 | 1996-12-17 | Vanguard International Semiconductor Corporation | Method for forming inverse-T gate lightly-doped drain (ITLDD) device |
-
1996
- 1996-11-27 KR KR1019960058079A patent/KR100214523B1/ko not_active Expired - Fee Related
-
1997
- 1997-06-26 CN CN97111860A patent/CN1091948C/zh not_active Expired - Fee Related
- 1997-11-20 JP JP9319813A patent/JPH10189968A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110148564A (zh) * | 2019-06-05 | 2019-08-20 | 长江存储科技有限责任公司 | 一种ddd uhv mos器件结构及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1183637A (zh) | 1998-06-03 |
CN1091948C (zh) | 2002-10-02 |
JPH10189968A (ja) | 1998-07-21 |
KR19980039122A (ko) | 1998-08-17 |
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