KR20000045437A - 반도체소자의 자기정렬적인 콘택 형성방법 - Google Patents
반도체소자의 자기정렬적인 콘택 형성방법 Download PDFInfo
- Publication number
- KR20000045437A KR20000045437A KR1019980061995A KR19980061995A KR20000045437A KR 20000045437 A KR20000045437 A KR 20000045437A KR 1019980061995 A KR1019980061995 A KR 1019980061995A KR 19980061995 A KR19980061995 A KR 19980061995A KR 20000045437 A KR20000045437 A KR 20000045437A
- Authority
- KR
- South Korea
- Prior art keywords
- spacer
- insulating layer
- gate
- insulating film
- film
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 125000006850 spacer group Chemical group 0.000 claims abstract description 52
- 239000010410 layer Substances 0.000 claims abstract description 33
- 230000002093 peripheral effect Effects 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 239000011229 interlayer Substances 0.000 claims abstract description 12
- 150000004767 nitrides Chemical class 0.000 claims abstract description 12
- 239000004020 conductor Substances 0.000 claims abstract description 7
- 238000000059 patterning Methods 0.000 claims abstract description 3
- 238000005530 etching Methods 0.000 claims description 7
- 239000005380 borophosphosilicate glass Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 11
- -1 spacer nitride Chemical class 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- 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
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
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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)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (5)
- 반도체기판의 셀부와 주변회로부 상부에 게이트절연막, 게이트전극용 도전체, 마스크절연막의 적층구조를 형성하는 공정과,상기 적층구조를 패터닝하여 게이트 적층구조를 형성하는 공정과,전체표면상부에 스페이서 제1절연막과 스페이서 제2절연막 적층구조를 형성하는 공정과,상기 주변회로부를 노출시키는 셀 마스크를 이용하여 주변회로부의 스페이서 제1절연막과 스페이서 제2절연막 적층구조를 이방성식각함으로써 상기 게이트 적층구조 측벽에 스페이서 제1절연막과 스페이서 제2절연막 적층구조의 스페이서가 구비되는 공정과,전체표면 상부를 평탄화시키는 층간절연막을 형성하는 공정과,상기 셀부의 반도체기판을 노출시키는 자기정렬적인 콘택공정을 실시하는 공정을 포함하는 반도체소자의 자기정렬적인 콘택 형성방법.
- 제 1 항에 있어서,상기 스페이서 제1절연막은 질화막인 것을 특징으로하는 반도체소자의 자기정렬적인 콘택 형성방법.
- 제 1 항에 있어서,상기 스페이서 제2절연막은 산화막인 것을 특징으로하는 반도체소자의 자기정렬적인 콘택 형성방법.
- 제 1 항에 있어서,상기 층간절연막은 BPSG 와 같이 상기 스페이서 제2절연막과 유사한 산화막 계열의 절연물질로 구비되는 것을 특징으로하는 반도체소자의 자기정렬적인 콘택 형성방법.
- 제 1 항에 있어서,상기 스페이서 제2절연막과 스페이서 제1절연막의 적층구조가 산화막/질화막/산화막의 적층구조로 형성되는 것을 특징으로하는 반도체소자의 자기정렬적인 콘택 형성방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0061995A KR100367501B1 (ko) | 1998-12-30 | 1998-12-30 | 반도체소자의자기정렬적인콘택형성방법 |
US09/472,203 US6211047B1 (en) | 1998-12-30 | 1999-12-27 | Method for forming contact of semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0061995A KR100367501B1 (ko) | 1998-12-30 | 1998-12-30 | 반도체소자의자기정렬적인콘택형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000045437A true KR20000045437A (ko) | 2000-07-15 |
KR100367501B1 KR100367501B1 (ko) | 2003-04-23 |
Family
ID=19568691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0061995A KR100367501B1 (ko) | 1998-12-30 | 1998-12-30 | 반도체소자의자기정렬적인콘택형성방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6211047B1 (ko) |
KR (1) | KR100367501B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100396896B1 (ko) * | 2001-08-03 | 2003-09-02 | 삼성전자주식회사 | 디램 반도체 소자의 제조방법 |
KR100800131B1 (ko) * | 2001-06-29 | 2008-02-01 | 주식회사 하이닉스반도체 | 반도체소자의 제조방법 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3011137B2 (ja) * | 1997-06-27 | 2000-02-21 | 日本電気株式会社 | 電荷転送装置およびその製造方法 |
KR100395755B1 (ko) * | 2001-06-28 | 2003-08-21 | 삼성전자주식회사 | 비휘발성 메모리 소자 및 그 제조방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5498555A (en) | 1994-11-07 | 1996-03-12 | United Microelectronics Corporation | Method of making LDD with polysilicon and dielectric spacers |
US5460993A (en) | 1995-04-03 | 1995-10-24 | Taiwan Semiconductor Manufacturing Company Ltd. | Method of making NMOS and PMOS LDD transistors utilizing thinned sidewall spacers |
KR100207487B1 (ko) * | 1996-08-20 | 1999-07-15 | 윤종용 | 반도체 기억소자의 완충패드 형성방법 |
US6015730A (en) * | 1998-03-05 | 2000-01-18 | Taiwan Semiconductor Manufacturing Company | Integration of SAC and salicide processes by combining hard mask and poly definition |
US5998249A (en) * | 1998-05-29 | 1999-12-07 | Taiwan Semiconductor Manufacturing Company Ltd. | Static random access memory design and fabrication process featuring dual self-aligned contact structures |
US6121082A (en) * | 1999-04-28 | 2000-09-19 | Worldwide Semiconductor Manufacturing Corp. | Method of fabricating DRAM with novel landing pad process |
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1998
- 1998-12-30 KR KR10-1998-0061995A patent/KR100367501B1/ko not_active IP Right Cessation
-
1999
- 1999-12-27 US US09/472,203 patent/US6211047B1/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100800131B1 (ko) * | 2001-06-29 | 2008-02-01 | 주식회사 하이닉스반도체 | 반도체소자의 제조방법 |
KR100396896B1 (ko) * | 2001-08-03 | 2003-09-02 | 삼성전자주식회사 | 디램 반도체 소자의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100367501B1 (ko) | 2003-04-23 |
US6211047B1 (en) | 2001-04-03 |
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