KR0186083B1 - 반도체 소자의 소자격리방법 - Google Patents
반도체 소자의 소자격리방법 Download PDFInfo
- Publication number
- KR0186083B1 KR0186083B1 KR1019950024921A KR19950024921A KR0186083B1 KR 0186083 B1 KR0186083 B1 KR 0186083B1 KR 1019950024921 A KR1019950024921 A KR 1019950024921A KR 19950024921 A KR19950024921 A KR 19950024921A KR 0186083 B1 KR0186083 B1 KR 0186083B1
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- KR
- South Korea
- Prior art keywords
- well
- trench
- device isolation
- film
- field region
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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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
-
- 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
- H10D84/80—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, e.g. integration of IGFETs
- H10D84/82—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, e.g. integration of IGFETs of only field-effect components
- H10D84/83—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, e.g. integration of IGFETs of only field-effect components of only insulated-gate FETs [IGFET]
- H10D84/85—Complementary IGFETs, e.g. CMOS
- H10D84/854—Complementary IGFETs, e.g. CMOS comprising arrangements for preventing bipolar actions between the different IGFET regions, e.g. arrangements for latchup prevention
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76202—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO
- H01L21/76221—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO with a plurality of successive local oxidation steps
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/763—Polycrystalline semiconductor regions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/05—Etch and refill
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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)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Element Separation (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (6)
- n웰 및 p웰이 형성된 반도체 기판의 웰 경계면에 트랜치를 형성하는 공정과; 트랜치를 포함한 상기 기판 전면에 열산화막/실리콘막/질화막을 순차적으로 형성하는 공정과; 필드 영역의 상기 질화막을 선택적으로 제거하는 공정과 열산화를 이용하여 상기 필드 영역에 격리막을 성장시키는 공정을 구비하여 이루어진 것을 특징으로 하는 반도체 소자의 소자격리방법.
- 제1항에 있어서, 상기 반도체 소자의 소자격리방법은 트랜치 형성 후 트랜치 밑바닥에 채널 스톱 이온 도핑을 위한 이온주입공정을 더 포함하여 이루어진 것을 특징으로 하는 반도체 소자의 소자격리방법.
- 제1항에 있어서, 상기 반도체 소자의 소자격리방법은 질화막을 마스크로 필드 영역의 실리콘막을 제거하는 공정을 더 포함하여 이루어진 것을 특징으로 하는 반도체 소자의 소자격리방법.
- 재3항에 있어서, 상기 필드 영역의 실리콘막 제거시 에치-백에 의해 트랜치 측벽 열산화막에 실리콘막으로 이루어진 측벽 스페이서가 형성되는 것을 특징으로 하는 반도체 소자의 소자격리방법.
- n웰 및 p웰이 형성된 반도체 기판의 웰 경계면에 트랜치를 형성하는 공정과; 트랜치를 포함한 상기 기판 전면에 열산화막/질화막을 순차적으로 형성하는 공정과; 필드 영역의 상기 질화막을 선택적으로 제거하는 공정과; 1차 열산화로 상기 필드 영역에 격리막을 성장시키는 공정과; CVD 실리콘막을 증착한 후 에치-백 하는 공정과 2차 열산화로 상기 필드 영역에 격리막을 성장시키는 공정을 구비하여 이루어진 것을 특징으로 하는 반도체 소자의 소자격리방법.
- n웰 및 p웰이 형성된 반도체 기판의 웰 경계면에 트랜치를 형성하는 공정과; 트랜치를 포함한 상기 기판 전면에 열산화막/질화막을 순차적으로 형성하는 공정과; 필드 영역의 상기 질화막을 선택적으로 제거하는 공정과; 열산화로 상기 필드 영역에 격리막을 성장시키는 공정과 CVD 절연막을 증착한 후 에치-백하는 공정을 구비하여 이루어진 것을 특징으로 하는 반도체 소자의 소자격리방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950024921A KR0186083B1 (ko) | 1995-08-12 | 1995-08-12 | 반도체 소자의 소자격리방법 |
US08/582,904 US5686344A (en) | 1995-08-12 | 1996-01-04 | Device isolation method for semiconductor device |
JP8008643A JP2886126B2 (ja) | 1995-08-12 | 1996-01-22 | 半導体素子の素子隔離方法 |
DE19603108A DE19603108C2 (de) | 1995-08-12 | 1996-01-29 | Verfahren zur Herstellung von Halbleiter-Isolationsstrukturen mit einem an einer Strukturgrenze eines Halbleitersubstrats geformten Graben |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950024921A KR0186083B1 (ko) | 1995-08-12 | 1995-08-12 | 반도체 소자의 소자격리방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970013188A KR970013188A (ko) | 1997-03-29 |
KR0186083B1 true KR0186083B1 (ko) | 1999-04-15 |
Family
ID=19423402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950024921A KR0186083B1 (ko) | 1995-08-12 | 1995-08-12 | 반도체 소자의 소자격리방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5686344A (ko) |
JP (1) | JP2886126B2 (ko) |
KR (1) | KR0186083B1 (ko) |
DE (1) | DE19603108C2 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3396553B2 (ja) * | 1994-02-04 | 2003-04-14 | 三菱電機株式会社 | 半導体装置の製造方法及び半導体装置 |
JP3360970B2 (ja) * | 1995-05-22 | 2003-01-07 | 株式会社東芝 | 半導体装置の製造方法 |
KR100226488B1 (ko) * | 1996-12-26 | 1999-10-15 | 김영환 | 반도체 소자 격리구조 및 그 형성방법 |
US5783476A (en) * | 1997-06-26 | 1998-07-21 | Siemens Aktiengesellschaft | Integrated circuit devices including shallow trench isolation |
US6765280B1 (en) * | 1998-12-21 | 2004-07-20 | Agilent Technologies, Inc. | Local oxidation of a sidewall sealed shallow trench for providing isolation between devices of a substrate |
US6144086A (en) * | 1999-04-30 | 2000-11-07 | International Business Machines Corporation | Structure for improved latch-up using dual depth STI with impurity implant |
US6818495B1 (en) | 1999-06-04 | 2004-11-16 | Min-Hsiung Chiang | Method for forming high purity silicon oxide field oxide isolation region |
US6472301B1 (en) * | 1999-10-19 | 2002-10-29 | Infineon Technologies Ag | Method and structure for shallow trench isolation |
KR20020056288A (ko) * | 2000-12-29 | 2002-07-10 | 박종섭 | 반도체 장치의 셜로우 트랜치 아이솔레이션 형성방법 |
US6780730B2 (en) | 2002-01-31 | 2004-08-24 | Infineon Technologies Ag | Reduction of negative bias temperature instability in narrow width PMOS using F2 implantation |
US7859026B2 (en) * | 2006-03-16 | 2010-12-28 | Spansion Llc | Vertical semiconductor device |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60115230A (ja) * | 1983-11-28 | 1985-06-21 | Hitachi Ltd | 半導体装置の製造方法 |
JPS61137338A (ja) * | 1984-12-10 | 1986-06-25 | Hitachi Ltd | 半導体集積回路装置の製造方法 |
US4766090A (en) * | 1986-04-21 | 1988-08-23 | American Telephone And Telegraph Company, At&T Bell Laboratories | Methods for fabricating latchup-preventing CMOS device |
US4842675A (en) * | 1986-07-07 | 1989-06-27 | Texas Instruments Incorporated | Integrated circuit isolation process |
DE3641303A1 (de) * | 1986-12-03 | 1988-06-16 | Thomson Brandt Gmbh | Fernsehempfaenger mit einem mikroprozessorgesteuerten bedienteil und mit einem schaltnetzteil |
US4876214A (en) * | 1988-06-02 | 1989-10-24 | Tektronix, Inc. | Method for fabricating an isolation region in a semiconductor substrate |
US4994406A (en) * | 1989-11-03 | 1991-02-19 | Motorola Inc. | Method of fabricating semiconductor devices having deep and shallow isolation structures |
US5248350A (en) * | 1990-11-30 | 1993-09-28 | Ncr Corporation | Structure for improving gate oxide integrity for a semiconductor formed by a recessed sealed sidewall field oxidation process |
US5130268A (en) * | 1991-04-05 | 1992-07-14 | Sgs-Thomson Microelectronics, Inc. | Method for forming planarized shallow trench isolation in an integrated circuit and a structure formed thereby |
US5112772A (en) * | 1991-09-27 | 1992-05-12 | Motorola, Inc. | Method of fabricating a trench structure |
KR960005552B1 (ko) * | 1993-03-31 | 1996-04-26 | 현대전자산업주식회사 | 반도체 소자의 분리막 형성 방법 |
US5385861A (en) * | 1994-03-15 | 1995-01-31 | National Semiconductor Corporation | Planarized trench and field oxide and poly isolation scheme |
US5455194A (en) * | 1995-03-06 | 1995-10-03 | Motorola Inc. | Encapsulation method for localized oxidation of silicon with trench isolation |
-
1995
- 1995-08-12 KR KR1019950024921A patent/KR0186083B1/ko not_active IP Right Cessation
-
1996
- 1996-01-04 US US08/582,904 patent/US5686344A/en not_active Expired - Lifetime
- 1996-01-22 JP JP8008643A patent/JP2886126B2/ja not_active Expired - Fee Related
- 1996-01-29 DE DE19603108A patent/DE19603108C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0955422A (ja) | 1997-02-25 |
DE19603108C2 (de) | 2002-03-14 |
DE19603108A1 (de) | 1997-02-13 |
US5686344A (en) | 1997-11-11 |
KR970013188A (ko) | 1997-03-29 |
JP2886126B2 (ja) | 1999-04-26 |
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