KR20090051154A - 종점 판정방법 - Google Patents
종점 판정방법 Download PDFInfo
- Publication number
- KR20090051154A KR20090051154A KR1020090040373A KR20090040373A KR20090051154A KR 20090051154 A KR20090051154 A KR 20090051154A KR 1020090040373 A KR1020090040373 A KR 1020090040373A KR 20090040373 A KR20090040373 A KR 20090040373A KR 20090051154 A KR20090051154 A KR 20090051154A
- Authority
- KR
- South Korea
- Prior art keywords
- etching
- data
- processing
- wafer
- light
- 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.)
- Granted
Links
Images
Classifications
-
- 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
-
- 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
- H01J37/32972—Spectral analysis
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (1)
- 플라즈마를 발생시키고, 그 표면에 복수층의 막을 가진 반도체웨이퍼를 처리하는 사이에 상기 반도체웨이퍼 표면으로부터의 빛의 간섭의 변화를 검출하고, 복수의 반도체웨이퍼에 대하여 검출한 빛의 간섭의 변화의 데이터를 겹치고,상기 겹친 데이터로부터 얻어지는 빛의 간섭의 변화가 기설정된 값 이상이 되는 상기 빛의 파장의 시간변화로부터 상기 반도체웨이퍼의 상기 막 중의 하나의 두께를 판정하는 종점판정방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090040373A KR100945889B1 (ko) | 2009-05-08 | 2009-05-08 | 플라즈마 처리의 판정방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090040373A KR100945889B1 (ko) | 2009-05-08 | 2009-05-08 | 플라즈마 처리의 판정방법 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020020051517A Division KR100902365B1 (ko) | 2002-08-29 | 2002-08-29 | 반도체제조장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090051154A true KR20090051154A (ko) | 2009-05-21 |
| KR100945889B1 KR100945889B1 (ko) | 2010-03-05 |
Family
ID=40859352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020090040373A Expired - Fee Related KR100945889B1 (ko) | 2009-05-08 | 2009-05-08 | 플라즈마 처리의 판정방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100945889B1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210084340A (ko) * | 2019-12-23 | 2021-07-07 | 주식회사 히타치하이테크 | 플라스마 처리 방법 및 플라스마 처리에 이용하는 파장 선택 방법 |
| CN115349164A (zh) * | 2021-03-15 | 2022-11-15 | 株式会社日立高新技术 | 等离子处理装置以及等离子处理方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6186152B2 (ja) | 2013-03-29 | 2017-08-23 | 株式会社日立ハイテクノロジーズ | プラズマ処理装置およびプラズマ処理方法 |
| JP6132688B2 (ja) * | 2013-07-18 | 2017-05-24 | 株式会社日立ハイテクノロジーズ | プラズマ処理装置及びプラズマ処理方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69510032T2 (de) * | 1995-03-31 | 2000-01-27 | International Business Machines Corp., Armonk | Verfahren und Gerät zur Überwachung des Trockenätzens eines dielektrischen Films bis zu einer gegebenen Dicke |
-
2009
- 2009-05-08 KR KR1020090040373A patent/KR100945889B1/ko not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210084340A (ko) * | 2019-12-23 | 2021-07-07 | 주식회사 히타치하이테크 | 플라스마 처리 방법 및 플라스마 처리에 이용하는 파장 선택 방법 |
| CN115349164A (zh) * | 2021-03-15 | 2022-11-15 | 株式会社日立高新技术 | 等离子处理装置以及等离子处理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100945889B1 (ko) | 2010-03-05 |
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