KR100253586B1 - 반도체 소자의 셀 애퍼처 마스크 제작방법 - Google Patents
반도체 소자의 셀 애퍼처 마스크 제작방법 Download PDFInfo
- Publication number
- KR100253586B1 KR100253586B1 KR1019970015596A KR19970015596A KR100253586B1 KR 100253586 B1 KR100253586 B1 KR 100253586B1 KR 1019970015596 A KR1019970015596 A KR 1019970015596A KR 19970015596 A KR19970015596 A KR 19970015596A KR 100253586 B1 KR100253586 B1 KR 100253586B1
- Authority
- KR
- South Korea
- Prior art keywords
- silicon substrate
- aperture mask
- cell aperture
- silicon
- oxide film
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000004065 semiconductor Substances 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 title claims description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 66
- 239000010703 silicon Substances 0.000 claims abstract description 66
- 239000000758 substrate Substances 0.000 claims abstract description 59
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 21
- 239000013078 crystal Substances 0.000 claims abstract description 18
- 238000001039 wet etching Methods 0.000 claims abstract description 11
- 238000005530 etching Methods 0.000 claims description 12
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 7
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 7
- 238000001312 dry etching Methods 0.000 description 2
- 238000000609 electron-beam lithography Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000001020 plasma etching Methods 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
- G03F1/20—Masks or mask blanks for imaging by charged particle beam [CPB] radiation, e.g. by electron beam; Preparation thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Weting (AREA)
- Electron Beam Exposure (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
Abstract
Description
Claims (4)
- 하부 실리콘 기판, 실리콘 산화막, 상부 실리콘 기판이 하부에서 상부로 차례로 형성되어 이루어진 SOI 웨이퍼를 사용한 셀 애퍼처 마스크 제조방법에 있어서, 상기 하부 실리콘 기판의 결정면이 (100)이고, 상기 상부 실리콘 기판은 (111) 결정면을 가지며, 실리콘 산화막이 중간에 개재되어 있는 SOI 웨이퍼를 형성하는 공정과, 상기 하부 실리콘 기판의 오픈될 부분을 실리콘 질화막 패턴을 사용한 습식식각 방법으로 제거하는 공정과, 상기 상부 실리콘 기판의 오픈될 부분을 실리콘 산화막 패턴을 사용한 습식식각 방법으로 식각하여 수직 형상의 양호한 프로파일을 얻는 것을 특징으로 하는 반도체 소자의 셀 애퍼처 마스크 제조방법.
- 제1항에 있어서, 상기 상부 실리콘 기판의 두께는 18∼22㎛인 것을 특징으로 하는 반도체 소자의 셀 애퍼처 마스크 제작방법.
- 제1항에 있어서, 상기 하부 실리콘 기판의 두께는 500∼700㎛인 것을 특징으로 하는 반도체 소자의 셀 애퍼처 마스크 제작방법.
- 제1항에 있어서, 상기 상부 실리콘 기판 식각시 KOH 용액을 식각용액으로 사용하는 것을 특징으로 하는 반도체 소자의 셀 애퍼처 마스크 제작방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970015596A KR100253586B1 (ko) | 1997-04-25 | 1997-04-25 | 반도체 소자의 셀 애퍼처 마스크 제작방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970015596A KR100253586B1 (ko) | 1997-04-25 | 1997-04-25 | 반도체 소자의 셀 애퍼처 마스크 제작방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990000014A KR19990000014A (ko) | 1999-01-15 |
KR100253586B1 true KR100253586B1 (ko) | 2000-06-01 |
Family
ID=19503936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970015596A KR100253586B1 (ko) | 1997-04-25 | 1997-04-25 | 반도체 소자의 셀 애퍼처 마스크 제작방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100253586B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS627114A (ja) * | 1985-07-03 | 1987-01-14 | Agency Of Ind Science & Technol | ビ−ムアニ−ル方法 |
JPH04234144A (ja) * | 1990-12-28 | 1992-08-21 | Nippon Steel Corp | 半導体積層基板の製造方法 |
-
1997
- 1997-04-25 KR KR1019970015596A patent/KR100253586B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS627114A (ja) * | 1985-07-03 | 1987-01-14 | Agency Of Ind Science & Technol | ビ−ムアニ−ル方法 |
JPH04234144A (ja) * | 1990-12-28 | 1992-08-21 | Nippon Steel Corp | 半導体積層基板の製造方法 |
Also Published As
Publication number | Publication date |
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KR19990000014A (ko) | 1999-01-15 |
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