KR100540334B1 - 반도체 소자의 게이트 형성 방법 - Google Patents
반도체 소자의 게이트 형성 방법 Download PDFInfo
- Publication number
- KR100540334B1 KR100540334B1 KR1020030101522A KR20030101522A KR100540334B1 KR 100540334 B1 KR100540334 B1 KR 100540334B1 KR 1020030101522 A KR1020030101522 A KR 1020030101522A KR 20030101522 A KR20030101522 A KR 20030101522A KR 100540334 B1 KR100540334 B1 KR 100540334B1
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- KR
- South Korea
- Prior art keywords
- gate
- forming
- substrate
- polysilicon
- insulating film
- 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
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000004065 semiconductor Substances 0.000 title claims abstract description 11
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 24
- 229920005591 polysilicon Polymers 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 238000005530 etching Methods 0.000 claims abstract description 12
- 238000005468 ion implantation Methods 0.000 claims abstract description 6
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
Images
Classifications
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- 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
-
- 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
- H10D84/0135—Manufacturing their gate conductors
-
- 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
- H10D84/0135—Manufacturing their gate conductors
- H10D84/0142—Manufacturing their gate conductors the gate conductors having different shapes or dimensions
-
- 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
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
-
- 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
- H10D84/40—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00 with at least one component covered by groups H10D10/00 or H10D18/00, e.g. integration of IGFETs with BJTs
- H10D84/401—Combinations of FETs or IGBTs with BJTs
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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)
- Electrodes Of Semiconductors (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (5)
- 반도체 소자의 게이트 형성 방법에 있어서,소정의 소자가 형성된 기판상에 제1절연막 및 제1폴리 실리콘을 형성하는 단계;상기 제1절연막 및 제1폴리 실리콘을 식각하여 제1게이트를 형성하는 단계;상기 기판상에 제2절연막을 형성하는 단계;상기 기판상에 제2폴리 실리콘을 형성하는 단계;상기 제2폴리 실리콘을 식각하여 상기 제1게이트의 장축과 제2게이트의 장축이 소정의 각으로 교차하도록 제2게이트를 형성하는 단계;상기 기판에 제3절연막을 형성하는 단계; 및상기 기판상에 이온주입으로 소오스/드레인을 형성하는 단계를 포함하여 이루어짐을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1항에 있어서,상기 제1절연막, 제2절연막 및 제3절연막은 열산화공정에 의해 형성된 열산화막임을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1항에 있어서,상기 제1게이트 및 제2게이트의 장축이 교차하는 각이 90도임을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1항에 있어서,상기 제1게이트 및 제2게이트에 의해 소오스 및 드레인의 영역이 4개가 형성됨을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1항에 있어서,상기 제1게이트 및 제2게이트의 교차에 의해 6가지의 소오스-드레인 형성 방법이 형성됨을 특징으로 하는 반도체 소자의 게이트 형성 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030101522A KR100540334B1 (ko) | 2003-12-31 | 2003-12-31 | 반도체 소자의 게이트 형성 방법 |
DE102004063454A DE102004063454B4 (de) | 2003-12-31 | 2004-12-23 | Verfahren zur Herstellung einer Halbleitervorrichtung |
JP2004380313A JP2005197723A (ja) | 2003-12-31 | 2004-12-28 | 半導体素子のゲート形成方法 |
US11/026,925 US7091076B2 (en) | 2003-12-31 | 2004-12-30 | Method for fabricating semiconductor device having first and second gate electrodes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030101522A KR100540334B1 (ko) | 2003-12-31 | 2003-12-31 | 반도체 소자의 게이트 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050069429A KR20050069429A (ko) | 2005-07-05 |
KR100540334B1 true KR100540334B1 (ko) | 2006-01-11 |
Family
ID=34698882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030101522A Expired - Fee Related KR100540334B1 (ko) | 2003-12-31 | 2003-12-31 | 반도체 소자의 게이트 형성 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7091076B2 (ko) |
JP (1) | JP2005197723A (ko) |
KR (1) | KR100540334B1 (ko) |
DE (1) | DE102004063454B4 (ko) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05235339A (ja) * | 1992-02-24 | 1993-09-10 | Matsushita Electron Corp | Misトランジスタ |
US5665203A (en) * | 1995-04-28 | 1997-09-09 | International Business Machines Corporation | Silicon etching method |
KR100215883B1 (ko) * | 1996-09-02 | 1999-08-16 | 구본준 | 플래쉬 메모리 소자 및 그 제조방법 |
US6060741A (en) * | 1998-09-16 | 2000-05-09 | Advanced Micro Devices, Inc. | Stacked gate structure for flash memory application |
KR100456315B1 (ko) * | 1998-12-22 | 2005-01-15 | 주식회사 하이닉스반도체 | 반도체소자의 게이트전극 형성방법 |
JP4216676B2 (ja) * | 2003-09-08 | 2009-01-28 | 株式会社東芝 | 半導体装置 |
-
2003
- 2003-12-31 KR KR1020030101522A patent/KR100540334B1/ko not_active Expired - Fee Related
-
2004
- 2004-12-23 DE DE102004063454A patent/DE102004063454B4/de not_active Expired - Fee Related
- 2004-12-28 JP JP2004380313A patent/JP2005197723A/ja active Pending
- 2004-12-30 US US11/026,925 patent/US7091076B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE102004063454B4 (de) | 2010-07-08 |
DE102004063454A1 (de) | 2005-11-24 |
JP2005197723A (ja) | 2005-07-21 |
US20050142722A1 (en) | 2005-06-30 |
KR20050069429A (ko) | 2005-07-05 |
US7091076B2 (en) | 2006-08-15 |
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