KR100849722B1 - 반도체소자의 위상반전마스크 형성방법 - Google Patents
반도체소자의 위상반전마스크 형성방법 Download PDFInfo
- Publication number
- KR100849722B1 KR100849722B1 KR1020070063939A KR20070063939A KR100849722B1 KR 100849722 B1 KR100849722 B1 KR 100849722B1 KR 1020070063939 A KR1020070063939 A KR 1020070063939A KR 20070063939 A KR20070063939 A KR 20070063939A KR 100849722 B1 KR100849722 B1 KR 100849722B1
- Authority
- KR
- South Korea
- Prior art keywords
- pattern
- phase inversion
- sacrificial
- forming
- film
- 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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- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000004065 semiconductor Substances 0.000 title claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 239000012790 adhesive layer Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims description 24
- 239000002313 adhesive film Substances 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000001039 wet etching Methods 0.000 claims description 3
- 230000010363 phase shift Effects 0.000 abstract description 11
- 229910052814 silicon oxide Inorganic materials 0.000 abstract 1
- -1 silicon oxide nitride Chemical class 0.000 abstract 1
- 238000005530 etching Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
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
- H01L21/02—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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- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/26—Phase shift masks [PSM]; PSM blanks; Preparation thereof
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
Claims (11)
- 투명기판 상에 희생 패턴을 형성하는 단계;상기 희생 패턴 사이의 투명기판 상에 위상반전 패턴을 형성하는 단계;상기 희생 패턴 및 위상반전 패턴 상에 광차단막을 형성하는 단계;상기 광차단막을 패터닝하여 상기 희생 패턴 및 위상반전 패턴을 선택적으로 노출하는 광차단막 패턴을 형성하는 단계; 및상기 광차단막 패턴에 의해 노출된 희생 패턴을 제거하는 단계를 포함하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 희생 패턴을 형성하기 이전에,상기 투명기판 상에 접착막 패턴을 형성하는 단계를 더 포함하는 반도체소자의 위상반전마스크 형성방법.
- 제2항에 있어서,상기 접착막 패턴은 실리콘산화질화막으로 형성하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 희생 패턴은 금속막으로 형성하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 희생 패턴은 180°위상 반전시키고자하는 트렌치 깊이와 같은 두께로 형성하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 희생 패턴은 180°위상 반전 영역이 형성될 부분에 형성하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 위상반전막패턴은 산화막으로 형성하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 위상반전 패턴을 형성하는 단계는상기 희생 패턴이 형성된 투명기판 상에 위상반전막을 형성하는 단계; 및상기 위상반전막을 평탄화하여 상기 희생패턴의 상부표면을 노출시키는 단계로 이루어지는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 광차단막 패턴은 크롬막으로 형성하는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 광차단막 패턴은 180°위상 반전 영역이 형성될 부분 및 0°위상 영역이 형성될 부분을 선택적으로 노출시키는 반도체소자의 위상반전마스크 형성방법.
- 제1항에 있어서,상기 희생패턴의 제거는 습식식각 방법을 이용하는 반도체소자의 위상반전마스크 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070063939A KR100849722B1 (ko) | 2007-06-27 | 2007-06-27 | 반도체소자의 위상반전마스크 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070063939A KR100849722B1 (ko) | 2007-06-27 | 2007-06-27 | 반도체소자의 위상반전마스크 형성방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100849722B1 true KR100849722B1 (ko) | 2008-08-01 |
Family
ID=39881019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070063939A Expired - Fee Related KR100849722B1 (ko) | 2007-06-27 | 2007-06-27 | 반도체소자의 위상반전마스크 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100849722B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR980010610A (ko) * | 1996-07-31 | 1998-04-30 | 문정환 | 위상반전마스크의 구조 및 제조방법 |
KR20000042835A (ko) * | 1998-12-28 | 2000-07-15 | 김영환 | 위상반전마스크의 제조방법 |
-
2007
- 2007-06-27 KR KR1020070063939A patent/KR100849722B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR980010610A (ko) * | 1996-07-31 | 1998-04-30 | 문정환 | 위상반전마스크의 구조 및 제조방법 |
KR20000042835A (ko) * | 1998-12-28 | 2000-07-15 | 김영환 | 위상반전마스크의 제조방법 |
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