JP4773079B2 - プラズマ処理装置の制御方法 - Google Patents
プラズマ処理装置の制御方法 Download PDFInfo
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- JP4773079B2 JP4773079B2 JP2004341723A JP2004341723A JP4773079B2 JP 4773079 B2 JP4773079 B2 JP 4773079B2 JP 2004341723 A JP2004341723 A JP 2004341723A JP 2004341723 A JP2004341723 A JP 2004341723A JP 4773079 B2 JP4773079 B2 JP 4773079B2
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- Prior art keywords
- frequency
- power source
- plasma
- frequency power
- voltage
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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
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
- H01J37/32137—Radio frequency generated discharge controlling of the discharge by modulation of energy
- H01J37/32155—Frequency modulation
- H01J37/32165—Plural frequencies
-
- 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
- C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
-
- 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
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Plasma Technology (AREA)
- Drying Of Semiconductors (AREA)
Description
Claims (2)
- 容器内にプラズマが生成される真空容器と、該真空容器外に設けた第1の高周波電源および第2の高周波電源ならびに第3の高周波電源と、第1の高周波電源からの第1の高周波電圧が第1の整合器を通して供給される真空容器外に設けた第1の電極と、上面に試料が載置され第2の高周波電源からの第2の高周波電圧が第2の整合器を通して供給される真空容器内に設けた第2の電極と、前記第3の高周波電源からの第3の高周波電圧が第3の整合器を通して供給される高周波放射部と、第2の高周波電圧と第3の高周波電源からの第3の高周波電圧の位相差を制御する位相制御装置とを備えるプラズマ処理装置の制御方法であって、
前記第1の高周波電源から所定の電力を供給してプラズマを点火する工程と、
前記第1の整合器の動作が安定し、プラズマの点火を確認後、前記第2の高周波電源と第3の高周波電源から、それぞれ所定の電力を同時に供給する工程とを備え、
前記第2の高周波電源と第3の高周波電源の電力印加開始時、前記位相制御装置による位相制御を行わずプリセットモードを用いて所定の位相角に固定し、
前記第2及び第3の整合器の整合動作が安定後、前記位相制御装置による位相制御を開始する
ことを特徴とするプラズマ処理装置の制御方法。 - 容器内にプラズマが生成される真空容器と、該真空容器外に設けた第1の高周波電源および第2の高周波電源ならびに第3の高周波電源と、第1の高周波電源からの第1の高周波電圧が第1の整合器を通して供給される真空容器外に設けた第1の電極と、上面に試料が載置され第2の高周波電源からの第2の高周波電圧が第2の整合器を通して供給される真空容器内に設けた第2の電極と、前記第3の高周波電源からの第3の高周波電圧が第3の整合器を通して供給される高周波放射部(RF放射部)と、第2の高周波電圧と第3の高周波電源からの第3の高周波電圧の位相差を制御する位相制御装置とを備えるプラズマ処理装置の制御方法であって、
前記プラズマと容量結合する前記RF放射部と第2の電極との間に同一周波数で位相信号以外の信号源を用いて前記第2の電極の高周波電圧および第3の高周波電圧の位相差を制御する工程を備え、
前記真空容器内の堆積膜除去時、堆積膜の量に応じて位相差を制御する
ことを特徴とするプラズマ処理装置の制御方法。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004341723A JP4773079B2 (ja) | 2004-11-26 | 2004-11-26 | プラズマ処理装置の制御方法 |
| US11/036,097 US20060113037A1 (en) | 2004-11-26 | 2005-01-18 | Plasma processing apparatus and method for controlling the same |
| US11/696,263 US7892444B2 (en) | 2004-11-26 | 2007-04-04 | Plasma processing apparatus and method for controlling the same |
| US12/019,150 US8906196B2 (en) | 2004-11-26 | 2008-01-24 | Plasma processing apparatus and method for controlling the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004341723A JP4773079B2 (ja) | 2004-11-26 | 2004-11-26 | プラズマ処理装置の制御方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011069911A Division JP5198616B2 (ja) | 2011-03-28 | 2011-03-28 | プラズマ処理装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006156530A JP2006156530A (ja) | 2006-06-15 |
| JP2006156530A5 JP2006156530A5 (ja) | 2007-11-08 |
| JP4773079B2 true JP4773079B2 (ja) | 2011-09-14 |
Family
ID=36566299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004341723A Expired - Fee Related JP4773079B2 (ja) | 2004-11-26 | 2004-11-26 | プラズマ処理装置の制御方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (3) | US20060113037A1 (ja) |
| JP (1) | JP4773079B2 (ja) |
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| US8012306B2 (en) * | 2006-02-15 | 2011-09-06 | Lam Research Corporation | Plasma processing reactor with multiple capacitive and inductive power sources |
| JP5015517B2 (ja) * | 2006-08-03 | 2012-08-29 | 東京エレクトロン株式会社 | プラズマ処理装置及びプラズマ処理方法 |
| US8222156B2 (en) | 2006-12-29 | 2012-07-17 | Lam Research Corporation | Method and apparatus for processing a substrate using plasma |
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| JP5199595B2 (ja) * | 2007-03-27 | 2013-05-15 | 東京エレクトロン株式会社 | プラズマ処理装置及びそのクリーニング方法 |
| JP4728405B2 (ja) * | 2007-07-04 | 2011-07-20 | キヤノンアネルバ株式会社 | 表面処理装置 |
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| WO2009115135A1 (en) | 2008-03-20 | 2009-09-24 | RUHR-UNIVERSITäT BOCHUM | Method for controlling ion energy in radio frequency plasmas |
| US7777179B2 (en) * | 2008-03-31 | 2010-08-17 | Tokyo Electron Limited | Two-grid ion energy analyzer and methods of manufacturing and operating |
| GB2459103A (en) * | 2008-04-09 | 2009-10-14 | Univ Sheffield | Biased plasma assisted processing |
| JP5372419B2 (ja) * | 2008-06-25 | 2013-12-18 | 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 |
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-
2004
- 2004-11-26 JP JP2004341723A patent/JP4773079B2/ja not_active Expired - Fee Related
-
2005
- 2005-01-18 US US11/036,097 patent/US20060113037A1/en not_active Abandoned
-
2007
- 2007-04-04 US US11/696,263 patent/US7892444B2/en active Active
-
2008
- 2008-01-24 US US12/019,150 patent/US8906196B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006156530A (ja) | 2006-06-15 |
| US20080251206A1 (en) | 2008-10-16 |
| US20070210032A1 (en) | 2007-09-13 |
| US8906196B2 (en) | 2014-12-09 |
| US7892444B2 (en) | 2011-02-22 |
| US20060113037A1 (en) | 2006-06-01 |
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