KR100505101B1 - 반도체 장치의 콘택 형성 방법 - Google Patents
반도체 장치의 콘택 형성 방법 Download PDFInfo
- Publication number
- KR100505101B1 KR100505101B1 KR10-1998-0035277A KR19980035277A KR100505101B1 KR 100505101 B1 KR100505101 B1 KR 100505101B1 KR 19980035277 A KR19980035277 A KR 19980035277A KR 100505101 B1 KR100505101 B1 KR 100505101B1
- Authority
- KR
- South Korea
- Prior art keywords
- contact
- insulating film
- forming
- semiconductor substrate
- bit line
- 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
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
- H01L21/768—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
- H01L21/76814—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 post-treatment or after-treatment, e.g. cleaning or removal of oxides on underlying conductors
-
- 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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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/48—Data lines or contacts therefor
- H10B12/482—Bit lines
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)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (3)
- 소자가 형성된 반도체 기판 상에 형성된 제 1 절연막을 뚫고 상기 반도체 기판과 전기적으로 연결되는 제 1 및 제 2 콘택 패드를 형성하는 단계와;상기 반도체 기판의 전면에 제 2 절연막 및 도전막을 차례로 형성하는 단계와;비트 라인 형성용 마스크를 사용하여 상기 도전막을 식각하여 비트 라인을 형성하는 단계와;상기 비트 라인 형성용 마스크를 사용하여 제 2 절연막을 패터닝하는 단계와;상기 반도체 기판 상에 형성된 구조물들의 표면을 따라 제 3 절연막을 형성하는 단계와;상기 반도체 기판의 전면에 상기 제 3 절연막과 식각 선택비를 갖는 제 4 절연막을 형성하는 단계와;콘택홀 형성용 마스크를 사용하여 상기 제 4 및 제 3 절연막을 차례로 식각하여 콘택홀을 형성하는 단계 및;상기 콘택홀을 세정하되, 세정시 상기 콘택홀 하부 직경이 크게 형성되는 단계를 포함하는 반도체 장치의 콘택 형성 방법.
- 제 1 항에 있어서,상기 제 3 절연막은 제 4 절연막보다 습식 식각율이 빠른 막질로 형성되는 반도체 장치의 콘택 형성 방법.
- 제 1 항에 있어서,상기 제 3 절연막은 상기 비트 라인이 후속 공정에서 형성되는 스토리지 노드와의 단락을 방지하는 역할을 하는 반도체 장치의 콘택 형성 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0035277A KR100505101B1 (ko) | 1998-08-28 | 1998-08-28 | 반도체 장치의 콘택 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0035277A KR100505101B1 (ko) | 1998-08-28 | 1998-08-28 | 반도체 장치의 콘택 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000015399A KR20000015399A (ko) | 2000-03-15 |
KR100505101B1 true KR100505101B1 (ko) | 2005-09-26 |
Family
ID=19548774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0035277A Expired - Fee Related KR100505101B1 (ko) | 1998-08-28 | 1998-08-28 | 반도체 장치의 콘택 형성 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100505101B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100548996B1 (ko) | 2003-07-14 | 2006-02-02 | 삼성전자주식회사 | 바 형태의 스토리지 노드 콘택 플러그들을 갖는 디램 셀들및 그 제조방법 |
KR100714893B1 (ko) * | 2005-12-29 | 2007-05-04 | 삼성전자주식회사 | 식각저지막을 갖는 반도체소자의 제조방법 및 관련된 소자 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR900019150A (ko) * | 1989-05-08 | 1990-12-24 | 김광호 | 반도체 장치의 제조 방법 |
KR970023722A (ko) * | 1995-10-20 | 1997-05-30 | 김광호 | 반도체 장치의 제조방법 |
KR970052198A (ko) * | 1995-12-05 | 1997-07-29 | 김광호 | 랜딩 패드 형성방법 |
KR19980040667A (ko) * | 1996-11-29 | 1998-08-17 | 김광호 | 반도체 소자의 금속 배선 형성방법 |
-
1998
- 1998-08-28 KR KR10-1998-0035277A patent/KR100505101B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR900019150A (ko) * | 1989-05-08 | 1990-12-24 | 김광호 | 반도체 장치의 제조 방법 |
KR970023722A (ko) * | 1995-10-20 | 1997-05-30 | 김광호 | 반도체 장치의 제조방법 |
KR970052198A (ko) * | 1995-12-05 | 1997-07-29 | 김광호 | 랜딩 패드 형성방법 |
KR19980040667A (ko) * | 1996-11-29 | 1998-08-17 | 김광호 | 반도체 소자의 금속 배선 형성방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20000015399A (ko) | 2000-03-15 |
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