KR100245096B1 - 반도체소자의 필드 산화막 제조방법 - Google Patents
반도체소자의 필드 산화막 제조방법 Download PDFInfo
- Publication number
- KR100245096B1 KR100245096B1 KR1019960080266A KR19960080266A KR100245096B1 KR 100245096 B1 KR100245096 B1 KR 100245096B1 KR 1019960080266 A KR1019960080266 A KR 1019960080266A KR 19960080266 A KR19960080266 A KR 19960080266A KR 100245096 B1 KR100245096 B1 KR 100245096B1
- Authority
- KR
- South Korea
- Prior art keywords
- oxide film
- wafer
- film
- forming
- nitride
- 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 45
- 239000004065 semiconductor Substances 0.000 title claims abstract description 14
- 150000004767 nitrides Chemical class 0.000 claims abstract description 66
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 33
- 229920005591 polysilicon Polymers 0.000 claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims description 14
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 10
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 7
- 238000005530 etching Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 6
- 238000001039 wet etching Methods 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims 1
- 238000000206 photolithography Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 7
- 238000007254 oxidation reaction Methods 0.000 abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052710 silicon Inorganic materials 0.000 abstract description 5
- 239000010703 silicon Substances 0.000 abstract description 5
- 235000012431 wafers Nutrition 0.000 description 60
- 238000000151 deposition Methods 0.000 description 14
- 230000008021 deposition Effects 0.000 description 6
- 239000000872 buffer Substances 0.000 description 4
- 238000001312 dry etching Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 241000293849 Cordylanthus Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
- 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
- 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
-
- 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
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/928—Front and rear surface processing
-
- 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
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/938—Lattice strain control or utilization
Landscapes
- 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)
- Local Oxidation Of Silicon (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (10)
- 웨이퍼 앞뒷면에 산화막을 형성하는 공정과,상기 산화막 표면에 폴리실리콘막을 형성하는 공정과,상기 웨이퍼 앞면의 폴리실리콘막과 산화막을 제거하고 상기 웨이퍼 뒷면의 폴리실리콘막과 산화막을 남기는 공정과,상기 웨이퍼 앞뒷면에 패드산화막을 형성하는 공정과,상기 패드산화막 표면에 질화막을 형성하는 공정을 포함하는 반도체소자의 필드산화막 제조방법
- 제 1 항에 있어서, 상기 산화막의 두께는 500∼3000Å으로 형성하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 제 1 항에 있어서, 상기 폴리실리콘막은 LPCVD 방법으로 증착하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 제 1 항에 있어서, 상기 산화막 제거공정은 불산계열의 식각용액을 이용하여 실시하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 웨이퍼 앞뒷면에 산화막을 형성하는 공정과,상기 산화막 표면에 폴리실리콘막을 형성하는 공정과,상기 웨이퍼 앞면의 폴리실리콘막과 산화막을 제거하고 상기 웨이퍼 뒷면의 폴리실리콘막과 산화막을 남기는 공정과,상기 웨이퍼 앞뒷면에 패드 산화막을 형성하는 공정과,상기 웨이퍼 표면에 질화막을 형성하는 공정과,상기 웨이퍼 앞면에 질화막과 패드산화막을 소자분리마스크를 이용한 사진식각공정으로 패터닝하여, 웨이퍼 앞면의 소자분리영역을 노출시키는 공정과,상기 웨이퍼의 노출된 영역을 필드 산화시켜 활성영역을 정의 하는 소자분리막을 형성하는 공정을 포함하는 반도체소자의 필드산화막 제조방법.
- 제 5항에 있어서, 상기 산화막의 두께는 500∼3000Å으로 형성하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 제 5항에 있어서, 상기 폴리실리콘막은 LPCVD 방법으로 증착하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 제 5항에 있어서, 상기 웨이퍼 앞면의 산화막은 불산 계열의 습식식각용액을 이용하여 제거하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 제 5항에 있어서, 상기 웨이퍼 앞면에 필드 영역에 해당되는 질화막을 식각하는 단계후에 질화막이 제거된 측벽에 질화막 스페이서를 형성하는 공정을 추가하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
- 제5항 또는 제9항에 있어서, 상기 웨이퍼 앞면에 필드 영역에 해당되는 질화막을 식각하는 단계후에 질화막이 제거된 측벽에 질화막 스페이서를 형성하고 노출된 반도체 기판을 식각하여 홈을 형성하는 공정을 추가하는 것을 특징으로 하는 반도체소자의 필드산화막 제조방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960080266A KR100245096B1 (ko) | 1996-12-31 | 1996-12-31 | 반도체소자의 필드 산화막 제조방법 |
US08/963,589 US5856230A (en) | 1996-12-31 | 1997-11-04 | Method for making field oxide of semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960080266A KR100245096B1 (ko) | 1996-12-31 | 1996-12-31 | 반도체소자의 필드 산화막 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980060898A KR19980060898A (ko) | 1998-10-07 |
KR100245096B1 true KR100245096B1 (ko) | 2000-03-02 |
Family
ID=19493517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960080266A Expired - Fee Related KR100245096B1 (ko) | 1996-12-31 | 1996-12-31 | 반도체소자의 필드 산화막 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US5856230A (ko) |
KR (1) | KR100245096B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020083132A (ko) * | 2001-04-25 | 2002-11-01 | 닛뽕덴끼 가부시끼가이샤 | 반도체 장치의 제조 방법 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW413887B (en) * | 1999-06-09 | 2000-12-01 | Mosel Vitelic Inc | Method for forming trench-type power metal oxide semiconductor field effect transistor |
EP1089328A1 (en) | 1999-09-29 | 2001-04-04 | Infineon Technologies AG | Method for manufacturing of a semiconductor device |
US6426285B1 (en) | 1999-11-03 | 2002-07-30 | Taiwan Semiconductor Manufacturing Company | Method to solve intermetallic dielectric cracks in integrated circuit devices |
US6524881B1 (en) * | 2000-08-25 | 2003-02-25 | Micron Technology, Inc. | Method and apparatus for marking a bare semiconductor die |
US6670283B2 (en) | 2001-11-20 | 2003-12-30 | International Business Machines Corporation | Backside protection films |
KR100430582B1 (ko) * | 2001-12-20 | 2004-05-10 | 동부전자 주식회사 | 반도체 소자의 제조 방법 |
US7169685B2 (en) | 2002-02-25 | 2007-01-30 | Micron Technology, Inc. | Wafer back side coating to balance stress from passivation layer on front of wafer and be used as die attach adhesive |
US6859748B1 (en) * | 2002-07-03 | 2005-02-22 | Advanced Micro Devices, Inc. | Test structure for measuring effect of trench isolation on oxide in a memory device |
DE102004048626B3 (de) * | 2004-10-06 | 2006-04-13 | X-Fab Semiconductor Foundries Ag | Oxidationsverfahren von Siliziumscheiben zur Reduzierung von mechanischen Spannungen |
US7670931B2 (en) * | 2007-05-15 | 2010-03-02 | Novellus Systems, Inc. | Methods for fabricating semiconductor structures with backside stress layers |
US8187983B2 (en) * | 2009-04-16 | 2012-05-29 | Micron Technology, Inc. | Methods for fabricating semiconductor components using thinning and back side laser processing |
CN102130036B (zh) * | 2010-01-12 | 2013-06-19 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离结构制作方法 |
US9997348B2 (en) * | 2016-09-28 | 2018-06-12 | International Business Machines Corporation | Wafer stress control and topography compensation |
CN108649021B (zh) * | 2018-07-19 | 2024-07-26 | 长江存储科技有限责任公司 | 晶圆翘曲调整结构及其形成方法 |
CN111312813A (zh) * | 2018-12-11 | 2020-06-19 | 上海先进半导体制造股份有限公司 | 一种功率器件及其制备方法、应用 |
CN113035688B (zh) * | 2019-12-09 | 2023-02-28 | 华润微电子(重庆)有限公司 | 一种半导体结构及其制作方法 |
CN117198862A (zh) * | 2023-11-03 | 2023-12-08 | 粤芯半导体技术股份有限公司 | 改善分立器件翘曲度的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03171726A (ja) * | 1989-11-30 | 1991-07-25 | Oki Electric Ind Co Ltd | 半導体素子の製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5212111A (en) * | 1992-04-22 | 1993-05-18 | Micron Technology, Inc. | Local-oxidation of silicon (LOCOS) process using ceramic barrier layer |
JP2975496B2 (ja) * | 1993-03-23 | 1999-11-10 | ローム株式会社 | 素子分離構造の形成方法 |
-
1996
- 1996-12-31 KR KR1019960080266A patent/KR100245096B1/ko not_active Expired - Fee Related
-
1997
- 1997-11-04 US US08/963,589 patent/US5856230A/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03171726A (ja) * | 1989-11-30 | 1991-07-25 | Oki Electric Ind Co Ltd | 半導体素子の製造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020083132A (ko) * | 2001-04-25 | 2002-11-01 | 닛뽕덴끼 가부시끼가이샤 | 반도체 장치의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR19980060898A (ko) | 1998-10-07 |
US5856230A (en) | 1999-01-05 |
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