KR0179281B1 - 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법 - Google Patents
챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법 Download PDFInfo
- Publication number
- KR0179281B1 KR0179281B1 KR1019960005004A KR19960005004A KR0179281B1 KR 0179281 B1 KR0179281 B1 KR 0179281B1 KR 1019960005004 A KR1019960005004 A KR 1019960005004A KR 19960005004 A KR19960005004 A KR 19960005004A KR 0179281 B1 KR0179281 B1 KR 0179281B1
- Authority
- KR
- South Korea
- Prior art keywords
- etch
- vapor
- end point
- etched
- chamber
- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32917—Plasma diagnostics
- H01J37/32935—Monitoring and controlling tubes by information coming from the object and/or discharge
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32917—Plasma diagnostics
- H01J37/32935—Monitoring and controlling tubes by information coming from the object and/or discharge
- H01J37/32963—End-point detection
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Weting (AREA)
Abstract
Description
Claims (6)
- 베이퍼-에치를 위해 챔버 내에 베이퍼 상태의 에쳔트를 도입하고 나서 에치할 물질을 넣는 스텝; 베이퍼-에치가 진행되는 동안 생성되는 특정 부산물의 이온전류세기를 측정하는 스텝; 측정된 이온전류세기값을 상기 물질의 두께 변화값으로 환산하는 스텝; 그리고 환산된 두께 변화값이 원하는 에치값에 도달할 때 그 상태를 에치-종말점으로 결정하는 스텝을 구비함을 특징으로 하는 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법.
- 제1항에 있어서, 에쳔트를 도입시 베이퍼 상태의 물(H2O)이 함께 챔버 내에 도입됨을 특징으로 하는 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법.
- 제1항에 있어서, 상기 에치할 물질은 절연막이고, 에쳔트는 산(acid)임을 특징으로 하는 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법.
- 제3항에 있어서, 상기 절연막은 실리콘 산화막과 실리콘 질화막 중 어느 하나이고, 예쳔트로서의 산은 무수의(anhydrous) HF, H3PO4및 NNH4OH 중 어느 하나임을 특징으로 하는 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법.
- 제1항에 있어서, 상기 에치할 물질은 반도체막이고 베이퍼 상태의 에쳔트는 산(acid)임을 특징으로 하는 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법.
- 제5항에 있어서, 반도체막은 폴리실리콘이고 산은 무수의(anhydrous) 황산(H2SO4)임을 특징으로 하는 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960005004A KR0179281B1 (ko) | 1996-02-28 | 1996-02-28 | 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법 |
| US08/679,004 US5783099A (en) | 1996-02-28 | 1996-07-12 | Etch-ending point measuring method for vapor etch process |
| DE19632846A DE19632846C2 (de) | 1996-02-28 | 1996-08-14 | Verfahren zum Feststellen des Endpunkts eines Dampfphasen-Ätzvorgangs |
| JP02984797A JP3265530B2 (ja) | 1996-02-28 | 1997-01-30 | ベーパエッチング装置のエッチング終点測定方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960005004A KR0179281B1 (ko) | 1996-02-28 | 1996-02-28 | 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970063543A KR970063543A (ko) | 1997-09-12 |
| KR0179281B1 true KR0179281B1 (ko) | 1999-10-01 |
Family
ID=19452011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960005004A Expired - Fee Related KR0179281B1 (ko) | 1996-02-28 | 1996-02-28 | 챔버를 갖는 베이퍼-에치 장치의 에치-종말점 측정방법 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5783099A (ko) |
| JP (1) | JP3265530B2 (ko) |
| KR (1) | KR0179281B1 (ko) |
| DE (1) | DE19632846C2 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200139758A (ko) * | 2018-06-01 | 2020-12-14 | 베이징 나우라 마이크로일렉트로닉스 이큅먼트 씨오., 엘티디. | 비플라즈마 에칭 방법 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5891744A (en) * | 1996-01-29 | 1999-04-06 | Micron Technology, Inc. | Method of monitoring a process of manufacturing a semiconductor wafer including hemispherical grain polysilicon |
| US5913102A (en) * | 1997-03-20 | 1999-06-15 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method for forming patterned photoresist layers with enhanced critical dimension uniformity |
| US6309976B1 (en) * | 1999-03-22 | 2001-10-30 | Taiwan Semiconductor Manufacturing Company | Critical dimension controlled method of plasma descum for conventional quarter micron and smaller dimension binary mask manufacture |
| KR101240333B1 (ko) * | 2007-08-24 | 2013-03-07 | 삼성전자주식회사 | 마스크 표면에 흡착된 이온 분석 장치 및 방법 |
| KR102737019B1 (ko) * | 2021-04-28 | 2024-12-03 | 도쿄엘렉트론가부시키가이샤 | 에칭 방법 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2827724A (en) * | 1955-03-07 | 1958-03-25 | Turco Products Inc | Method and apparatus for determining etching depth |
| US4358338A (en) * | 1980-05-16 | 1982-11-09 | Varian Associates, Inc. | End point detection method for physical etching process |
| US4362596A (en) * | 1981-06-30 | 1982-12-07 | International Business Machines Corp. | Etch end point detector using gas flow changes |
| JPH07105321B2 (ja) * | 1985-03-29 | 1995-11-13 | 株式会社日立製作所 | イオンビ−ム加工方法およびその装置 |
| DD244018A1 (de) * | 1985-12-03 | 1987-03-18 | Univ Berlin Humboldt | Spektroskopisches verfahren zur in situ optimierung und endpunktsbestimmung bei plasmaaetzprozessen |
| JPS62204528A (ja) * | 1986-03-05 | 1987-09-09 | Hitachi Ltd | ドライプロセス処理装置 |
| FR2619579B1 (fr) * | 1987-08-20 | 1993-02-19 | Air Liquide | Procede de controle en temps reel de la selectivite de la gravure par analyse des gaz du plasma dans un procede de gravure ionique reactive et reacteur pour sa mise en oeuvre |
| JP2919899B2 (ja) * | 1990-02-28 | 1999-07-19 | 株式会社日立製作所 | 終点検出方法およびその装置 |
| US5294280A (en) * | 1991-06-28 | 1994-03-15 | Tokyo Electron Limited | Gas measuring device and processing apparatus provided with the gas measuring device |
| DE4445762A1 (de) * | 1994-12-21 | 1996-06-27 | Adolf Slaby Inst Forschungsges | Verfahren und Vorrichtung zum Bestimmen absoluter Plasmaparameter |
-
1996
- 1996-02-28 KR KR1019960005004A patent/KR0179281B1/ko not_active Expired - Fee Related
- 1996-07-12 US US08/679,004 patent/US5783099A/en not_active Expired - Lifetime
- 1996-08-14 DE DE19632846A patent/DE19632846C2/de not_active Expired - Fee Related
-
1997
- 1997-01-30 JP JP02984797A patent/JP3265530B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200139758A (ko) * | 2018-06-01 | 2020-12-14 | 베이징 나우라 마이크로일렉트로닉스 이큅먼트 씨오., 엘티디. | 비플라즈마 에칭 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| US5783099A (en) | 1998-07-21 |
| JPH09237775A (ja) | 1997-09-09 |
| DE19632846A1 (de) | 1997-09-04 |
| DE19632846C2 (de) | 2003-04-17 |
| KR970063543A (ko) | 1997-09-12 |
| JP3265530B2 (ja) | 2002-03-11 |
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