KR0166850B1 - 트랜지스터 제조방법 - Google Patents
트랜지스터 제조방법 Download PDFInfo
- Publication number
- KR0166850B1 KR0166850B1 KR1019950031655A KR19950031655A KR0166850B1 KR 0166850 B1 KR0166850 B1 KR 0166850B1 KR 1019950031655 A KR1019950031655 A KR 1019950031655A KR 19950031655 A KR19950031655 A KR 19950031655A KR 0166850 B1 KR0166850 B1 KR 0166850B1
- Authority
- KR
- South Korea
- Prior art keywords
- insulating film
- sidewall
- gate electrode
- semiconductor substrate
- forming
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 31
- 239000004065 semiconductor Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000005530 etching Methods 0.000 claims abstract description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims 1
- 238000002513 implantation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005468 ion implantation Methods 0.000 description 10
- 150000002500 ions Chemical class 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- 229920005591 polysilicon Polymers 0.000 description 6
- 150000004767 nitrides Chemical class 0.000 description 5
- 238000000206 photolithography Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 230000000873 masking effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
-
- 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
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (5)
- 반도체 기판을 준비하는 단계; 상기 반도체 기판의 필드영역에 필드산화막을 형성하는 단계; 활성영역의 반도체 기판상에 게이트 절연막 및 캡 게이트 절연막을 구비한 게이트 전극을 형성하는 단계; 상기 게이트 전극의 측면에 L자형 절연막 측벽을 형성하는 단계; 상기 게이트 전극 및 L자형 절연막 측벽을 마스크로 이용하여 활성영역의 반도체 기판에 고농도 소오스/드레인 영역을 형성하는 단계; 상기 L자형 절연막 측벽을 일정 두께로 식각하여 I자형 절연막 측벽을 형성하는 단계; 상기 I자형 절연막 측벽 및 게이트 전극을 마스크로 이용하여 활성영역의 반도체 기판에 저농도 소오스/드레인 영역을 형성하는 단계를 포함하여 이루어짐을 특징으로 하는 트랜지스터의 제조방법.
- 제1항에 있어서, 반도체 기판은 실리콘 기판을 사용함을 특징으로 하는 트랜지스터의 제조방법.
- 제1항에 있어서, 필드산화막 형성 후에 활성영역에 문턱 전압 조절용 채널 이온 주입을 더 실시함을 특징으로 하는 트랜지스터의 제조방법.
- 제1항에 있어서, L자형 절연막 측벽은 게이트 전극을 포함한 기판 전면에 제 1 절연막과 제 2 절연막을 차례로 증착하는 단계; 상기 제 1, 제 2 절연막을 에치백하여 제 1 절연막 측벽과 제 2 절연막 측벽으로 된 2중 구조의 측벽을 형성하는 단계; 그리고 상기 제 2 절연막 측벽을 선택적으로 제거하여 L자형 제 1 절연막 측벽을 형성하는 단계를 포함하여 이루어짐을 특징으로 하는 트랜지스터의 제조방법.
- 제4항에 있어서, 제 1 절연막 측벽과 제 2 절연막 측벽은 식각 선택비가 큰 절연막을 이용함을 특징으로 하는 트랜지스터의 제조방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950031655A KR0166850B1 (ko) | 1995-09-25 | 1995-09-25 | 트랜지스터 제조방법 |
DE19543389A DE19543389C2 (de) | 1995-09-25 | 1995-11-21 | Verfahren zur Herstellung eines Transistors |
JP8044101A JP2847490B2 (ja) | 1995-09-25 | 1996-02-07 | トランジスタの製造方法 |
US08/655,240 US5817563A (en) | 1995-09-25 | 1996-06-05 | Method for fabricating an LDD transistor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950031655A KR0166850B1 (ko) | 1995-09-25 | 1995-09-25 | 트랜지스터 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970018684A KR970018684A (ko) | 1997-04-30 |
KR0166850B1 true KR0166850B1 (ko) | 1999-01-15 |
Family
ID=19427748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950031655A KR0166850B1 (ko) | 1995-09-25 | 1995-09-25 | 트랜지스터 제조방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5817563A (ko) |
JP (1) | JP2847490B2 (ko) |
KR (1) | KR0166850B1 (ko) |
DE (1) | DE19543389C2 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6057604A (en) * | 1993-12-17 | 2000-05-02 | Stmicroelectronics, Inc. | Integrated circuit contact structure having gate electrode protection for self-aligned contacts with zero enclosure |
US5989964A (en) * | 1997-03-17 | 1999-11-23 | Advanced Micro Devices, Inc. | Post-spacer LDD implant for shallow LDD transistor |
US5942782A (en) * | 1997-05-21 | 1999-08-24 | United Microelectronics Corp. | Electrostatic protection component |
JPH1187703A (ja) * | 1997-09-10 | 1999-03-30 | Toshiba Corp | 半導体装置の製造方法 |
US6187645B1 (en) * | 1999-01-19 | 2001-02-13 | United Microelectronics Corp. | Method for manufacturing semiconductor device capable of preventing gate-to-drain capacitance and eliminating birds beak formation |
JP3307372B2 (ja) | 1999-07-28 | 2002-07-24 | 日本電気株式会社 | 半導体装置およびその製造方法 |
US6235597B1 (en) * | 1999-08-06 | 2001-05-22 | International Business Machines Corporation | Semiconductor structure having reduced silicide resistance between closely spaced gates and method of fabrication |
JP2001358233A (ja) * | 2000-06-15 | 2001-12-26 | Hitachi Ltd | 半導体集積回路装置および半導体集積回路装置の製造方法 |
KR20020007848A (ko) | 2000-07-19 | 2002-01-29 | 박종섭 | 반도체 소자 및 그의 제조 방법 |
KR100396895B1 (ko) * | 2001-08-02 | 2003-09-02 | 삼성전자주식회사 | L자형 스페이서를 채용한 반도체 소자의 제조 방법 |
DE10148794B4 (de) | 2001-10-02 | 2005-11-17 | Infineon Technologies Ag | Verfahren zum Herstellen eines MOS-Transistors und MOS-Transistor |
US7429524B2 (en) * | 2005-09-14 | 2008-09-30 | Texas Instruments Incorporated | Transistor design self-aligned to contact |
CN102637600B (zh) * | 2011-02-10 | 2014-04-30 | 上海宏力半导体制造有限公司 | Mos器件制备方法 |
KR102065973B1 (ko) | 2013-07-12 | 2020-01-15 | 삼성전자 주식회사 | 반도체 장치 및 그 제조 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4366613A (en) * | 1980-12-17 | 1983-01-04 | Ibm Corporation | Method of fabricating an MOS dynamic RAM with lightly doped drain |
US4728617A (en) * | 1986-11-04 | 1988-03-01 | Intel Corporation | Method of fabricating a MOSFET with graded source and drain regions |
US4818714A (en) * | 1987-12-02 | 1989-04-04 | Advanced Micro Devices, Inc. | Method of making a high performance MOS device having LDD regions with graded junctions |
US4908326A (en) * | 1988-01-19 | 1990-03-13 | Standard Microsystems Corporation | Process for fabricating self-aligned silicide lightly doped drain MOS devices |
KR940002404B1 (ko) * | 1991-06-13 | 1994-03-24 | 금성일렉트론 주식회사 | Gldd 모스패트 제조방법 |
-
1995
- 1995-09-25 KR KR1019950031655A patent/KR0166850B1/ko not_active IP Right Cessation
- 1995-11-21 DE DE19543389A patent/DE19543389C2/de not_active Expired - Fee Related
-
1996
- 1996-02-07 JP JP8044101A patent/JP2847490B2/ja not_active Expired - Fee Related
- 1996-06-05 US US08/655,240 patent/US5817563A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5817563A (en) | 1998-10-06 |
JP2847490B2 (ja) | 1999-01-20 |
DE19543389C2 (de) | 2003-04-24 |
DE19543389A1 (de) | 1997-03-27 |
KR970018684A (ko) | 1997-04-30 |
JPH0992830A (ja) | 1997-04-04 |
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