KR940002297B1 - 다층레지스트를 이용한 패턴형성방법 - Google Patents
다층레지스트를 이용한 패턴형성방법 Download PDFInfo
- Publication number
- KR940002297B1 KR940002297B1 KR1019910011701A KR910011701A KR940002297B1 KR 940002297 B1 KR940002297 B1 KR 940002297B1 KR 1019910011701 A KR1019910011701 A KR 1019910011701A KR 910011701 A KR910011701 A KR 910011701A KR 940002297 B1 KR940002297 B1 KR 940002297B1
- Authority
- KR
- South Korea
- Prior art keywords
- resist
- etching
- pattern
- semiconductor substrate
- lower layer
- 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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Classifications
-
- 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
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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)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Abstract
Description
Claims (6)
- 고단차를 가진 반도체기판상에 미세패턴을 형성하는 포토리소그래피공정에 있어서, 상기 고단차를 가진 반도체기판상의 단자가 낮은 부분에 평탄화용 레지스트를 도포하는 공정과, 상기 반도체기판 전면에 하층레지스트를 도포하는 공정, 상기 하층레지스트상에 중간층을 형성하는 공정, 상기 중간층위에 상층레지스트를 도포하는 공정, 상기 상층레지스트를 소정의 패턴으로 패터닝하는 공정, 상기 패터닝된 상층레지스트를 마스크로 하여 상기 중간층을 식각하는 공정, 상기 고단차를 가진 반도체기판상의 단차가 높은 부분에 과다식각방지용 레지스트를 도포하는 공정 및, 상기 다층의 레지스트를 식각하여 하층레지스트를 패터닝하는 공정이 구비된 것을 특징으로 하는 다층레지스트를 이용한 패턴형성방법.
- 제1항에 있어서, 상기 평탄화용 레지스트는 상기 하층레지스트와 식각특성이 유사한 레지스트인 것을 특징으로 하는 다층레지스트를 이용한 패턴형성방법.
- 제1항에 있어서, 상기 평탄화용 레지스트는 단차 높이와 같거나 그와 유사한 두께로 도포되는 것을 특징으로 하는 다층레지스트를 이용한 패턴형성방법.
- 제1항에 있어서, 상기 중간층은 산화막인 것을 특징으로 하는 다층레지스트를 이용한 패턴형성방법.
- 제1항에 있어서, 상기 과다식각방지용 레지스트는 상기 하층레지스트와 식각특성이 유사한 레지스트인 것을 특징으로 하는 다층레지스트를 이용한 패턴형성방법.
- 제1항에 있어서, 상기 과다식각방지용 레지스트는 단차 높이에서 상기 상층레지스트의 두께를 뺀 두께로 도포되는 것을 특징으로 하는 다층레지스트를 이용한 패턴형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910011701A KR940002297B1 (ko) | 1991-07-10 | 1991-07-10 | 다층레지스트를 이용한 패턴형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910011701A KR940002297B1 (ko) | 1991-07-10 | 1991-07-10 | 다층레지스트를 이용한 패턴형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930003316A KR930003316A (ko) | 1993-02-24 |
KR940002297B1 true KR940002297B1 (ko) | 1994-03-21 |
Family
ID=19317034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910011701A Expired - Fee Related KR940002297B1 (ko) | 1991-07-10 | 1991-07-10 | 다층레지스트를 이용한 패턴형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR940002297B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100685618B1 (ko) * | 2000-12-09 | 2007-02-22 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102416600B1 (ko) * | 2017-10-16 | 2022-07-04 | 현대자동차주식회사 | Amt 차량의 제어방법 |
-
1991
- 1991-07-10 KR KR1019910011701A patent/KR940002297B1/ko not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100685618B1 (ko) * | 2000-12-09 | 2007-02-22 | 주식회사 하이닉스반도체 | 반도체 소자의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR930003316A (ko) | 1993-02-24 |
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