KR940008372B1 - 반도체 기판의 층간 절연막의 평탄화 방법 - Google Patents
반도체 기판의 층간 절연막의 평탄화 방법 Download PDFInfo
- Publication number
- KR940008372B1 KR940008372B1 KR1019920000576A KR920000576A KR940008372B1 KR 940008372 B1 KR940008372 B1 KR 940008372B1 KR 1019920000576 A KR1019920000576 A KR 1019920000576A KR 920000576 A KR920000576 A KR 920000576A KR 940008372 B1 KR940008372 B1 KR 940008372B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- insulating layer
- sio
- cvd
- 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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- 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
- H01L21/76819—Smoothing of the dielectric
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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)
Abstract
Description
Claims (7)
- 하부에 배선층이 형성되어 이는 반도체 기판상에 제1절연층을 형성하는 공정, 상기 제1절연층 상에 제1세크리피셜층을 형성하는 고정, 상기 제1세크리피셜층을 에칭하여 상기 배선층 사이에 잔류세크리피셜을 형성하는 공정, 상기 제1절연층을 등방성 에칭하는 공정, 상기 잔류세크리피셜 및 상기 제1절연층을 이방성 에칭하는 공정, 상기 이방성 에칭된 기판상에 제2절연층 및 제2세크리피셜층을 연속하여 형성하는 공정, 상기 제2절연층 및 제2세크리피셜층을 에치백하는 공정을 구비하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 에치백후에 수득한 평탄화 웨이퍼의 표면상에 제3절연층을 형성함을 특징으로 하는 방법.
- 제1항에 있어서, 상기 제1 및 제2절연층이 CVD법에 의해 형성된 SiO2층임을 특징으로 하는 방법.
- 제1항에 있어서, 상기 제1 및 제2세크리피셜층을 레지스트를 도포하여 형성함을 특징으로 하는 방법.
- 제1항에 있어서, 상기 잔류세크리피셜의 높이가 상기 제1절연층의 높이보다 낮게 상기 레지스트를 에칭함을 특징으로 하는 방법.
- 제5항에 있어서, 상기 제1절연층을 상기 잔류레지스트의 높이와 동일한 높이가 되도록 등방성 에칭함을 특징으로 하는 방법.
- 제1항에 있어서, 상기 제1절연층에 대한 제1세크리피셜층 선택비를 3 : 1∼5 : 1로 하여 이방성 에칭함을 특징으로 하는 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920000576A KR940008372B1 (ko) | 1992-01-16 | 1992-01-16 | 반도체 기판의 층간 절연막의 평탄화 방법 |
US07/876,622 US5296092A (en) | 1992-01-16 | 1992-04-30 | Planarization method for a semiconductor substrate |
JP4117092A JPH0629287A (ja) | 1992-01-16 | 1992-05-11 | 半導体基板の平坦化方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920000576A KR940008372B1 (ko) | 1992-01-16 | 1992-01-16 | 반도체 기판의 층간 절연막의 평탄화 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR940008372B1 true KR940008372B1 (ko) | 1994-09-12 |
Family
ID=19327976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920000576A Expired - Fee Related KR940008372B1 (ko) | 1992-01-16 | 1992-01-16 | 반도체 기판의 층간 절연막의 평탄화 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5296092A (ko) |
JP (1) | JPH0629287A (ko) |
KR (1) | KR940008372B1 (ko) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5419803A (en) * | 1993-11-17 | 1995-05-30 | Hughes Aircraft Company | Method of planarizing microstructures |
US5449644A (en) * | 1994-01-13 | 1995-09-12 | United Microelectronics Corporation | Process for contact hole formation using a sacrificial SOG layer |
US5461010A (en) * | 1994-06-13 | 1995-10-24 | Industrial Technology Research Institute | Two step etch back spin-on-glass process for semiconductor planarization |
US5508233A (en) * | 1994-10-25 | 1996-04-16 | Texas Instruments Incorporated | Global planarization process using patterned oxide |
KR0151051B1 (ko) * | 1995-05-30 | 1998-12-01 | 김광호 | 반도체장치의 절연막 형성방법 |
US5770465A (en) * | 1995-06-23 | 1998-06-23 | Cornell Research Foundation, Inc. | Trench-filling etch-masking microfabrication technique |
JPH09167753A (ja) * | 1995-08-14 | 1997-06-24 | Toshiba Corp | 半導体基板の表面の平坦化方法とその装置 |
US5665657A (en) * | 1995-09-18 | 1997-09-09 | Taiwan Semiconductor Manufacturing Company, Ltd | Spin-on-glass partial etchback planarization process |
US5665644A (en) * | 1995-11-03 | 1997-09-09 | Micron Technology, Inc. | Semiconductor processing method of forming electrically conductive interconnect lines and integrated circuitry |
US5789314A (en) * | 1995-12-05 | 1998-08-04 | Integrated Device Technology, Inc. | Method of topside and inter-metal oxide coating |
DE19636956A1 (de) * | 1996-09-11 | 1998-03-12 | Siemens Ag | Verfahren zum Auffüllen eines Grabens |
US5820771A (en) * | 1996-09-12 | 1998-10-13 | Xerox Corporation | Method and materials, including polybenzoxazole, for fabricating an ink-jet printhead |
US5738799A (en) * | 1996-09-12 | 1998-04-14 | Xerox Corporation | Method and materials for fabricating an ink-jet printhead |
US6576976B2 (en) | 1997-01-03 | 2003-06-10 | Integrated Device Technology, Inc. | Semiconductor integrated circuit with an insulation structure having reduced permittivity |
US5990000A (en) * | 1997-02-20 | 1999-11-23 | Applied Materials, Inc. | Method and apparatus for improving gap-fill capability using chemical and physical etchbacks |
US6190233B1 (en) | 1997-02-20 | 2001-02-20 | Applied Materials, Inc. | Method and apparatus for improving gap-fill capability using chemical and physical etchbacks |
US6440644B1 (en) | 1997-10-15 | 2002-08-27 | Kabushiki Kaisha Toshiba | Planarization method and system using variable exposure |
KR100301530B1 (ko) | 1998-06-30 | 2001-10-19 | 한신혁 | 반도체소자의 층간 절연막 형성방법 |
KR100319185B1 (ko) * | 1998-07-31 | 2002-01-04 | 윤종용 | 반도체 장치의 절연막 형성 방법 |
US6214715B1 (en) | 1999-07-08 | 2001-04-10 | Taiwan Semiconductor Manufacturing Company | Method for fabricating a self aligned contact which eliminates the key hole problem using a two step spacer deposition |
KR100505408B1 (ko) * | 1999-07-30 | 2005-08-04 | 주식회사 하이닉스반도체 | 반도체 소자의 금속절연막 형성 방법 |
US7163881B1 (en) | 2004-06-08 | 2007-01-16 | Integrated Device Technology, Inc. | Method for forming CMOS structure with void-free dielectric film |
US7307013B2 (en) * | 2004-06-30 | 2007-12-11 | Sandisk 3D Llc | Nonselective unpatterned etchback to expose buried patterned features |
JP2010141146A (ja) * | 2008-12-12 | 2010-06-24 | Fujitsu Ltd | 半導体装置の製造方法 |
WO2025032714A1 (ja) * | 2023-08-08 | 2025-02-13 | シャープディスプレイテクノロジー株式会社 | 画素回路基板、画素回路基板の製造方法、及び表示デバイス |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58216443A (ja) * | 1982-06-10 | 1983-12-16 | Toshiba Corp | 半導体装置の製造方法 |
JPS61216329A (ja) * | 1985-03-20 | 1986-09-26 | Sanyo Electric Co Ltd | 半導体装置の製造方法 |
JPH0194623A (ja) * | 1987-10-06 | 1989-04-13 | Nec Corp | 多層配線半導体装置の製造方法 |
US4952274A (en) * | 1988-05-27 | 1990-08-28 | Northern Telecom Limited | Method for planarizing an insulating layer |
EP0372644B1 (fr) * | 1988-12-09 | 1995-05-03 | Laboratoires D'electronique Philips | Procédé de réalisation d'un circuit intégré incluant des étapes pour réaliser des interconnexions entre des motifs réalisés à des niveaux différents |
US5139608A (en) * | 1991-04-01 | 1992-08-18 | Motorola, Inc. | Method of planarizing a semiconductor device surface |
-
1992
- 1992-01-16 KR KR1019920000576A patent/KR940008372B1/ko not_active Expired - Fee Related
- 1992-04-30 US US07/876,622 patent/US5296092A/en not_active Expired - Lifetime
- 1992-05-11 JP JP4117092A patent/JPH0629287A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH0629287A (ja) | 1994-02-04 |
US5296092A (en) | 1994-03-22 |
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