KR101200938B1 - 반도체 장치의 패턴 형성 방법 - Google Patents
반도체 장치의 패턴 형성 방법 Download PDFInfo
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- KR101200938B1 KR101200938B1 KR1020050092329A KR20050092329A KR101200938B1 KR 101200938 B1 KR101200938 B1 KR 101200938B1 KR 1020050092329 A KR1020050092329 A KR 1020050092329A KR 20050092329 A KR20050092329 A KR 20050092329A KR 101200938 B1 KR101200938 B1 KR 101200938B1
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- mask
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/40—Treatment after imagewise removal, e.g. baking
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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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/42—Stripping or agents therefor
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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
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
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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
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0338—Process specially adapted to improve the resolution of the mask
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (21)
- 기판 상에 복수개의 제 1 마스크 패턴을 형성하는 단계;각각의 제 1 마스크 패턴의 측벽에 제 2 마스크 패턴을 형성하는 단계;상기 제 2 마스크 패턴들 사이를 채우는 제 3 마스크 패턴을 형성하는 단계;상기 제 2 마스크 패턴을 제거하는 단계; 및상기 제 1 및 제 3 마스크 패턴들을 식각마스크로 사용하여 상기 기판의 일부를 제거하는 단계를 포함하되,상기 제 1 및 제 3 마스크 패턴은 실리콘 함유 유기막으로 형성하고,상기 제 2 마스크 패턴은 실리콘을 함유하지 않은 유기막으로 형성하고, 산소 플라즈마 에슁으로 제거하는 것을 특징으로 하는 패턴 형성 방법.
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- 청구항 1에 있어서,상기 제 2 마스크 패턴을 제거하는 단계에서,상기 제 1 및 제 3 마스크 패턴의 상부에 실리콘산화막을 형성하는 것을 특징으로 하는 패턴 형성 방법.
- 청구항 1에 있어서,상기 제 1, 제 2 및 제 3 마스크 패턴은 포토레지스트로 형성하되, 상기 제 2 마스크 패턴은 상기 제 1 및 제 3 마스크 패턴보다 현상 속도가 빠른 것으로 형성하고,상기 제 1 및 제 3 마스크 패턴과 상기 제 2 마스크 패턴의 현상 속도 차이를 이용하여 상기 제 2 마스크 패턴을 제거하는 것을 특징으로 하는 패턴 형성 방법.
- 청구항 5에 있어서,상기 제 1 및 제 3 마스크 패턴들은 목표 폭(target width)보다 크게 형성하여 상기 제 2 마스크 패턴을 제거하는 동안 상기 제 1 및 상기 제 3 마스크 패턴의 폭을 상기 목표 폭에 도달하도록 하는 것을 특징으로 하는 패턴 형성 방법.
- 청구항 1에 있어서,상기 제 1 마스크 패턴은 소정 피치를 가지며 반복되어 배치된 스트라이프 형상인 것을 특징으로 하는 패턴 형성 방법.
- 청구항 7에 있어서,상기 제 3 마스크 패턴을 형성하는 단계에서,상기 기판의 다른 영역 상에 제 4 마스크 패턴을 형성하는 단계를 더 포함하고, 상기 제 4 마스크 패턴을 식각마스크로 사용하여 상기 기판의 다른 영역에서 상기 기판의 일부분을 식각하는 것을 특징으로 하는 패턴 형성 방법.
- 기판 상에 소정의 피치의 스트라이프 형상으로 배치된 복수개의 실리콘 함유 제 1 유기 마스크 패턴을 형성하는 단계;각각의 제 1 유기 마스크 패턴 상에 측벽 및 상부를 감싸는 제 2 유기 마스크 패턴을 형성하여, 상기 제 2 유기 마스크 패턴들 사이에 상기 제 1 유기 마스크 패턴과 평행한 갭을 형성하는 단계;상기 제 2 유기 마스크 패턴들 사이의 갭에 채워져 상기 제 1 유기 마스크 패턴과 평행한 실리콘 함유 제 3 유기 마스크 패턴을 형성하는 단계;산소 플라즈마 에슁을 이용하여 상기 제 2 유기 마스크 패턴을 제거하여 상기 제 1 유기 마스크 패턴 및 상기 제 3 유기 마스크 패턴들로 이루어진 마스크층을 형성하는 단계; 및상기 마스크층을 식각마스크로 사용하여 상기 기판의 일부분을 식각하는 단계를 포함하되,상기 제 2 유기 마스크 패턴은 화학 흡착법을 이용하여 형성하는 것을 특징으로 하는 패턴 형성 방법.
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020050092329A KR101200938B1 (ko) | 2005-09-30 | 2005-09-30 | 반도체 장치의 패턴 형성 방법 |
US11/529,310 US7862988B2 (en) | 2005-09-30 | 2006-09-29 | Method for forming patterns of semiconductor device |
Applications Claiming Priority (1)
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KR1020050092329A KR101200938B1 (ko) | 2005-09-30 | 2005-09-30 | 반도체 장치의 패턴 형성 방법 |
Publications (2)
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KR20070037098A KR20070037098A (ko) | 2007-04-04 |
KR101200938B1 true KR101200938B1 (ko) | 2012-11-13 |
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KR1020050092329A Active KR101200938B1 (ko) | 2005-09-30 | 2005-09-30 | 반도체 장치의 패턴 형성 방법 |
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US (1) | US7862988B2 (ko) |
KR (1) | KR101200938B1 (ko) |
Families Citing this family (72)
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US7166419B2 (en) * | 2002-09-26 | 2007-01-23 | Air Products And Chemicals, Inc. | Compositions substrate for removing etching residue and use thereof |
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2005
- 2005-09-30 KR KR1020050092329A patent/KR101200938B1/ko active Active
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US6239008B1 (en) | 1999-09-29 | 2001-05-29 | Advanced Micro Devices, Inc. | Method of making a density multiplier for semiconductor device manufacturing |
JP2002280388A (ja) | 2001-03-15 | 2002-09-27 | Toshiba Corp | 半導体装置の製造方法 |
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KR20070037098A (ko) | 2007-04-04 |
US7862988B2 (en) | 2011-01-04 |
US20070077524A1 (en) | 2007-04-05 |
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