KR100865558B1 - 포토마스크의 결함 수정방법 - Google Patents
포토마스크의 결함 수정방법 Download PDFInfo
- Publication number
- KR100865558B1 KR100865558B1 KR1020070069338A KR20070069338A KR100865558B1 KR 100865558 B1 KR100865558 B1 KR 100865558B1 KR 1020070069338 A KR1020070069338 A KR 1020070069338A KR 20070069338 A KR20070069338 A KR 20070069338A KR 100865558 B1 KR100865558 B1 KR 100865558B1
- Authority
- KR
- South Korea
- Prior art keywords
- photomask
- defect
- black matrix
- pinhole
- polymer solution
- Prior art date
Links
- 230000007547 defect Effects 0.000 title claims abstract description 53
- 229920000642 polymer Polymers 0.000 claims abstract description 18
- 239000011159 matrix material Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 34
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 5
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 5
- 239000012498 ultrapure water Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000059 patterning Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000010884 ion-beam technique Methods 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- GALOTNBSUVEISR-UHFFFAOYSA-N molybdenum;silicon Chemical compound [Mo]#[Si] GALOTNBSUVEISR-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 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
- 239000002904 solvent Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
- G03F1/72—Repair or correction of mask defects
-
- 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
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/708—Construction of apparatus, e.g. environment aspects, hygiene aspects or materials
- G03F7/7085—Detection arrangement, e.g. detectors of apparatus alignment possibly mounted on wafers, exposure dose, photo-cleaning flux, stray light, thermal load
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N2021/95676—Masks, reticles, shadow masks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
Abstract
Description
상기 원자력 현미경의 팁을 이동시키는 단계는, 상기 핀홀 결함이 발생된 부분을 검사 장비를 이용하여 검출하는 단계; 및 상기 검출된 부분에 좌표를 지정하여 지정된 좌표로 원자력 현미경의 팁을 이동시키는 단계로 이루어지는 것이 바람직하다.
Claims (4)
- 원자력 현미경 팁에 블랙 매트릭스 고분자 용액을 묻히는 단계;상기 원자력 현미경 팁을 핀홀 결함이 발생된 포토마스크의 결함 부위로 이동시키는 단계;상기 결함 부위에 선택적으로 블랙 매트릭스 고분자 용액을 떨어뜨리는 단계; 및상기 떨어진 블랙매트릭스 고분자 용액을 베이크하여 핀홀 결함을 수정하는 블랙매트릭스막을 증착하는 단계를 포함하는 포토마스크의 패턴 결함 수정방법.
- 삭제
- 제1항에 있어서,상기 원자력 현미경의 팁을 이동시키는 단계는,상기 핀홀 결함이 발생된 부분을 검사 장비를 이용하여 검출하는 단계; 및상기 검출된 부분에 좌표를 지정하여 지정된 좌표로 원자력 현미경의 팁을 이동시키는 단계로 이루어지는 포토마스크의 패턴 결함 수정방법.
- 제1항에 있어서,상기 블랙 매트릭스막을 증착하는 단계 이후에,상기 핀홀 결함이 수정된 포토마스크에 초순수를 이용하여 세정하는 단계를 더 포함하는 포토마스크의 패턴 결함 수정방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070069338A KR100865558B1 (ko) | 2007-07-10 | 2007-07-10 | 포토마스크의 결함 수정방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070069338A KR100865558B1 (ko) | 2007-07-10 | 2007-07-10 | 포토마스크의 결함 수정방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100865558B1 true KR100865558B1 (ko) | 2008-10-28 |
Family
ID=40177657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070069338A KR100865558B1 (ko) | 2007-07-10 | 2007-07-10 | 포토마스크의 결함 수정방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100865558B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970016788A (ko) * | 1995-09-07 | 1997-04-28 | 김광호 | 포토마스크 및 패턴수정방법 |
KR100280036B1 (ko) * | 1990-09-21 | 2001-01-15 | 기타지마 요시토시 | 위상 시프트층을 갖는 포토마스크, 그 제조방법 및 수정방법 |
-
2007
- 2007-07-10 KR KR1020070069338A patent/KR100865558B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100280036B1 (ko) * | 1990-09-21 | 2001-01-15 | 기타지마 요시토시 | 위상 시프트층을 갖는 포토마스크, 그 제조방법 및 수정방법 |
KR970016788A (ko) * | 1995-09-07 | 1997-04-28 | 김광호 | 포토마스크 및 패턴수정방법 |
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