KR100669552B1 - 반도체 소자의 패터닝 방법 - Google Patents
반도체 소자의 패터닝 방법 Download PDFInfo
- Publication number
- KR100669552B1 KR100669552B1 KR1020040049615A KR20040049615A KR100669552B1 KR 100669552 B1 KR100669552 B1 KR 100669552B1 KR 1020040049615 A KR1020040049615 A KR 1020040049615A KR 20040049615 A KR20040049615 A KR 20040049615A KR 100669552 B1 KR100669552 B1 KR 100669552B1
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- South Korea
- Prior art keywords
- polysilicon layer
- pattern
- semiconductor device
- oxide film
- patterning
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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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- 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
- H01L21/04—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)
- 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)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
피식각층 상부에 폴리실리콘층을 형성하는 단계;
상기 폴리실리콘층 상에 소정의 선폭을 갖는 감광막 패턴을 형성하는 단계;
상기 감광막 패턴을 리플로우하여 상기 선폭을 증가시키는 단계;
상기 감광막 패턴을 마스크로 폴리실리콘층을 식각하여 폴리실리콘층 패턴을 형성하고, 상기 감광막 패턴을 제거하는 단계;
상기 폴리실리콘층 패턴의 표면을 산화시켜 상부면 및 측벽에 산화막을 형성하는 단계;
상기 폴리실리콘층 패턴 상부면의 산화막을 제거하는 단계;
상기 폴리실리콘층 패턴을 제거하는 단계;
상기 잔존하는 산화막을 식각 마스크로 상기 피식각층을 식각하는 단계; 및
상기 잔존하는 산화막을 제거하는 단계를 포함하는 것을 특징으로 한다.
Claims (4)
- 피식각층 상부에 폴리실리콘층을 형성하는 단계;상기 폴리실리콘층 상에 소정 선폭의 감광막 패턴을 형성하는 단계;상기 감광막 패턴을 리플로우하여 상기 선폭을 증가시키는 단계;상기 감광막 패턴을 마스크로 폴리실리콘층을 식각하여 폴리실리콘층 패턴을 형성하고, 상기 감광막 패턴을 제거하는 단계;상기 폴리실리콘층 패턴의 표면을 산화시켜 상부면 및 측벽에 산화막을 형성하는 단계;상기 폴리실리콘층 패턴 상부면의 산화막을 제거하는 단계;상기 폴리실리콘층 패턴을 제거하는 단계;상기 잔존하는 산화막을 식각 마스크로 상기 피식각층을 식각하는 단계; 및상기 잔존하는 산화막을 제거하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 패터닝 방법.
- 제 1항에 있어서,상기 감광막 패턴을 리플로우하는 공정은 100 내지 150℃의 온도 범위에서 90초간 핫 플레이트 오븐(Hot Plate Oven)에서 수행하는 베이크 공정인 것을 특징으로 하는 반도체 소자의 패터닝 방법.
- 제 1항에 있어서,상기 폴리실리콘층 패턴을 제거하는 단계는 HBr 및 Cl2 의 플라즈마 가스를 이용한 식각공정인 것을 특징으로 하는 반도체 소자의 패터닝 방법.
- 제 1항에 있어서,상기 폴리실리콘층 패턴 상부면의 산화막을 제거하는 단계는 C4F8, C4F6 또는 C5F8 플라즈마 가스를 이용한 식각공정인 것을 특징으로 하는 반도체 소자의 패터닝 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040049615A KR100669552B1 (ko) | 2004-06-29 | 2004-06-29 | 반도체 소자의 패터닝 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040049615A KR100669552B1 (ko) | 2004-06-29 | 2004-06-29 | 반도체 소자의 패터닝 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060000678A KR20060000678A (ko) | 2006-01-06 |
| KR100669552B1 true KR100669552B1 (ko) | 2007-01-15 |
Family
ID=37103946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020040049615A Expired - Fee Related KR100669552B1 (ko) | 2004-06-29 | 2004-06-29 | 반도체 소자의 패터닝 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100669552B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240344993A1 (en) * | 2013-03-15 | 2024-10-17 | The Trustees Of Princeton University | Methods for creating large-area complex nanopatterns for nanoimprint molds |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7998874B2 (en) | 2006-03-06 | 2011-08-16 | Samsung Electronics Co., Ltd. | Method for forming hard mask patterns having a fine pitch and method for forming a semiconductor device using the same |
| US7892982B2 (en) | 2006-03-06 | 2011-02-22 | Samsung Electronics Co., Ltd. | Method for forming fine patterns of a semiconductor device using a double patterning process |
| KR20080012055A (ko) | 2006-08-02 | 2008-02-11 | 주식회사 하이닉스반도체 | 마스크 패턴 형성 방법 |
| KR101146588B1 (ko) * | 2006-08-11 | 2012-05-16 | 삼성전자주식회사 | Fin 구조체 및 이를 이용한 핀 트랜지스터의 제조방법 |
| KR100816210B1 (ko) * | 2006-08-24 | 2008-03-21 | 동부일렉트로닉스 주식회사 | 반도체 장치 형성 방법 |
| KR100817088B1 (ko) | 2007-02-16 | 2008-03-26 | 삼성전자주식회사 | 다마신 공정을 이용한 반도체 소자의 미세 금속 배선 패턴형성 방법 |
-
2004
- 2004-06-29 KR KR1020040049615A patent/KR100669552B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240344993A1 (en) * | 2013-03-15 | 2024-10-17 | The Trustees Of Princeton University | Methods for creating large-area complex nanopatterns for nanoimprint molds |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060000678A (ko) | 2006-01-06 |
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