KR100451990B1 - 반도체소자 제조방법 - Google Patents
반도체소자 제조방법 Download PDFInfo
- Publication number
- KR100451990B1 KR100451990B1 KR10-2002-0037732A KR20020037732A KR100451990B1 KR 100451990 B1 KR100451990 B1 KR 100451990B1 KR 20020037732 A KR20020037732 A KR 20020037732A KR 100451990 B1 KR100451990 B1 KR 100451990B1
- Authority
- KR
- South Korea
- Prior art keywords
- oxide film
- semiconductor device
- film
- plug contact
- etching
- 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
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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
- H01L21/70—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
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
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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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
- H01L21/0274—Photolithographic processes
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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
- H01L21/30—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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- 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
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (9)
- 반도체기판 상부에 하드마스크가 형성된 게이트 전극을 형성하는 단계;상기 결과물 상부에 산화막, 질화막 및 절연산화막을 차례로 형성하는 단계;상기 절연산화막 상부에 감광막을 형성하는 단계;상기 감광막을 리소그래피 공정으로 패터닝하는 단계;상기 패터닝된 감광막을 마스크로 하여 랜딩플러그 콘택으로 예정된 부위의 절연산화막을 건식 식각하는 단계;상기 단계에서 발생하는 폴리머를 건식 식각하는 단계;상기 랜딩플러그 콘택으로 예정된 부위의 질화막을, 산화막에 대한 질화막의 식각선택비가 1∼20 : 1이 되도록 CHF3또는 CH2F2를 주성분으로 하는 플라즈마 조건 및 하부의 산화막 및 게이트 산화막이 1/3∼2/3의 두께까지 식각되도록 시간이 설정된 상태에서 건식 식각하는 단계; 및상기 랜딩플러그 콘택으로 예정된 부위의 게이트 산화막을 묽은 HF 또는 BOE 용액 (Buffered Oxide Etch; HF와 NH4F가 혼합된 용액)으로 습식 식각하여 랜딩플러그 콘택홀을 형성하는 것을 특징으로 하는 반도체소자 제조방법.
- 제 1 항에 있어서,상기 랜딩플러그 콘택홀은 그 모양이 홀 (hole)형, T자형 및 일자형으로 이루어진 군으로부터 선택되는 모양인 것을 특징으로 하는 반도체소자 제조방법.
- 제 1 항에 있어서,상기 산화막은 30 내지 100Å의 두께로 형성되는 것을 특징으로 하는 반도체소자 제조방법.
- 제 1 항에 있어서,상기 질화막은 200 내지 450Å의 두께로 형성되는 것을 특징으로 하는 반도체소자 제조방법.
- 제 1 항에 있어서,상기 절연산화막은 질화막에 대한 절연산화막의 식각선택비가 10∼100 : 1이 되도록 자기정렬 식각공정에 의해 건식 식각되는 것을 특징으로 하는 반도체소자 제조방법.
- 제 1 항에 있어서,상기 폴리머는 산소(O2) 또는 일산화탄소(CO)를 주성분으로 하는 플라즈마 조건에 의해 건식 식각되는 것을 특징으로 하는 반도체소자 제조방법.
- 삭제
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0037732A KR100451990B1 (ko) | 2002-06-29 | 2002-06-29 | 반도체소자 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0037732A KR100451990B1 (ko) | 2002-06-29 | 2002-06-29 | 반도체소자 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040002282A KR20040002282A (ko) | 2004-01-07 |
KR100451990B1 true KR100451990B1 (ko) | 2004-10-08 |
Family
ID=37313985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0037732A Expired - Fee Related KR100451990B1 (ko) | 2002-06-29 | 2002-06-29 | 반도체소자 제조방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100451990B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101132722B1 (ko) * | 2005-11-30 | 2012-04-06 | 매그나칩 반도체 유한회사 | 반도체 소자의 게이트 전극 형성방법 |
EP2561596B1 (en) | 2010-04-22 | 2019-05-22 | Tigo Energy, Inc. | System and method for enhanced watch dog in solar panel installations |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0183764B1 (ko) * | 1995-12-05 | 1999-04-15 | 김광호 | 랜딩 패드 형성방법 |
KR0183899B1 (ko) * | 1996-06-28 | 1999-04-15 | 김광호 | 자기 정렬 콘택 홀 형성 방법 |
US6271117B1 (en) * | 1997-06-23 | 2001-08-07 | Vanguard International Semiconductor Corporation | Process for a nail shaped landing pad plug |
KR20010109370A (ko) * | 2000-05-30 | 2001-12-10 | 윤종용 | 자기 정렬 콘택홀의 형성 방법 |
-
2002
- 2002-06-29 KR KR10-2002-0037732A patent/KR100451990B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0183764B1 (ko) * | 1995-12-05 | 1999-04-15 | 김광호 | 랜딩 패드 형성방법 |
KR0183899B1 (ko) * | 1996-06-28 | 1999-04-15 | 김광호 | 자기 정렬 콘택 홀 형성 방법 |
US6271117B1 (en) * | 1997-06-23 | 2001-08-07 | Vanguard International Semiconductor Corporation | Process for a nail shaped landing pad plug |
KR20010109370A (ko) * | 2000-05-30 | 2001-12-10 | 윤종용 | 자기 정렬 콘택홀의 형성 방법 |
Also Published As
Publication number | Publication date |
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KR20040002282A (ko) | 2004-01-07 |
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