KR19990026531A - 플라즈마 가공장치 - Google Patents
플라즈마 가공장치 Download PDFInfo
- Publication number
- KR19990026531A KR19990026531A KR1019970048706A KR19970048706A KR19990026531A KR 19990026531 A KR19990026531 A KR 19990026531A KR 1019970048706 A KR1019970048706 A KR 1019970048706A KR 19970048706 A KR19970048706 A KR 19970048706A KR 19990026531 A KR19990026531 A KR 19990026531A
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- South Korea
- Prior art keywords
- plasma
- coil
- antenna
- chamber
- trough
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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
- H01J37/321—Radio frequency generated discharge the radio frequency energy being inductively coupled to the plasma
-
- 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
- H01J37/321—Radio frequency generated discharge the radio frequency energy being inductively coupled to the plasma
- H01J37/3211—Antennas, e.g. particular shapes of coils
-
- 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
-
- 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
- H01J37/3299—Feedback systems
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electromagnetism (AREA)
- Plasma Technology (AREA)
- Chemical Vapour Deposition (AREA)
- Drying Of Semiconductors (AREA)
- ing And Chemical Polishing (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
Description
Claims (22)
- 축이 한쌍의 대향면의 대칭중심을 통과하도록 규칙적 단면의 작업 공간을 가지는 가공 챔버 및 전기장을 유도하는 복수의 고주파(RF) 플라즈마 발생 안테나를 포함하는 것으로서 각 안테나는 상기 단면의 모양에 대응하는 기하학적 모양의 코일부위를 가지며 챔버벽이나 챔버벽에 인접 배치되며 코일 부위는 서로 상기 축에 대해 동축인 플라즈마 가공장치.
- 제 1 항에 있어서, 안테나의 유효 출력을 변화시키는 수단을 더욱 포함함을 특징으로 하는 장치.
- 제 2 항에 있어서, 상기 변화수단이 공급된 RF 전력의 크기, 주파수 또는 상대적 위상이나 코일과 작업공간간의 상대적 간격을 변화시킴을 특징으로 하는 장치.
- 앞선 청구항중 한 항에 있어서, 상기 단면과 코일 부위가 원형, 정사각형, 직사각형, 육각형 또는 팔각형임을 특징으로 하는 장치.
- 앞선 청구항중 한 항에 있어서, 코일부위가 챔버를 둘러쌈을 특징으로 하는 장치.
- 제 1 항 내지 4 항중 한 항에 있어서, 코일 부위가 챔버 단부상이나 단부에 인접 배치됨을 특징으로 하는 장치.
- 앞선 청구항중 한 항에 있어서, 챔버가 코일부위에 인접하는 적어도 하나의 유전체 윈도우를 포함함을 특징으로 하는 장치.
- 제 7 항에 있어서, 윈도우가 오목함을 특징으로 하는 장치.
- 제 7 항 또는 8 항에 있어서, 복수의 분리된 윈도우를 포함하는 장치.
- 제 9 항에 있어서, 각 윈도우가 관련 코일 부위의 적어도 폭위로 평행하게 연장됨을 특징으로 하는 장치.
- 제 6 항 또는 제 7 항 내지 10 항중 한 항에 있어서, 안테나가 의도된 플라즈마의 표층깊이의 적어도 2배만큼 떨어짐을 특징으로 하는 장치.
- 제 7 항 내지 10 항 또는 제 11 항중 한 항에 있어서, 윈도우가 홈통 형태임을 특징으로 하는 장치.
- 제 12 항에 있어서, 코일이 단일 권선 안테나이며 코일의 단면이 윈도우의 내부 윤곽과 일치함을 특징으로 하는 장치.
- 제 12 항에 있어서, 코일이 다중 권선을 가지며 각 권선이 홈통의 베이스와 측부에 인접 배치됨을 특징으로 하는 장치.
- 제 12 항에 있어서, 코일이 홈통의 각 면과 베이스에 인접하여 홈통을 따라 연장되는 나선형 형태임을 특징으로 하는 장치.
- 첨부 도면을 참조로 기술된 플라즈마 장치.
- 앞선 청구항중 한 항에 있어서, 플라즈마나 플라즈마 유도공정의 균일도를 탐지하는 수단과 안테나의 유효출력을 변화시켜 균일성을 향상시키기 위한 피이드백 수단을 포함하는 장치.
- 작업공간을 갖는 가공챔버, 적어도 하나의 고주파(RF) 플라즈마 발생 안테나를 포함하며 각 안테나가 챔버의 벽에 위치된 각 유전체 홈통에 배치되는 플라즈마 가공장치.
- 제 18 항에 있어서, 각 안테나가 평면이 아니며 홈통의 베이스와 적어도 하나의 벽을 통해 전력을 전달함을 특징으로 하는 장치.
- 제 19 항에 있어서, 각 안테나가 홈통의 한 벽에 인접한 제 1 권선, 홈통의 다른 벅에 인접한 제 2 권선 및 홈통에 인접한 제 3 권선을 가짐을 특징으로 하는 장치.
- 제 18 항 또는 19 항에 있어서, 안테나가 의도된 플라즈마의 표층깊이의 적어도 두배만큼 떨어짐을 특징으로 하는 장치.
- 작업공간을 가지는 가공챔버, 복수의 고주파(RF) 플라즈마 발생 안테나를 포함하며 안테나는 의도된 플라즈마의 표층깊이의 적어도 두배만큼 떨어지는 플라즈마 가공장치.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9620150.4 | 1996-09-27 | ||
GBGB9620150.4A GB9620150D0 (en) | 1996-09-27 | 1996-09-27 | Plasma processing apparatus |
GB9621939.9 | 1996-10-22 | ||
GBGB9621939.9A GB9621939D0 (en) | 1996-10-22 | 1996-10-22 | Plasma processing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990026531A true KR19990026531A (ko) | 1999-04-15 |
KR100505176B1 KR100505176B1 (ko) | 2005-10-10 |
Family
ID=26310113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970048706A KR100505176B1 (ko) | 1996-09-27 | 1997-09-25 | 플라즈마가공장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6259209B1 (ko) |
EP (2) | EP1324371B1 (ko) |
JP (1) | JP3967433B2 (ko) |
KR (1) | KR100505176B1 (ko) |
AT (1) | ATE396494T1 (ko) |
DE (2) | DE69736081T2 (ko) |
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JP2921493B2 (ja) * | 1996-07-02 | 1999-07-19 | 日本電気株式会社 | プラズマ発生装置 |
-
1997
- 1997-09-25 DE DE69736081T patent/DE69736081T2/de not_active Expired - Lifetime
- 1997-09-25 KR KR1019970048706A patent/KR100505176B1/ko not_active IP Right Cessation
- 1997-09-25 EP EP03002201A patent/EP1324371B1/en not_active Expired - Lifetime
- 1997-09-25 DE DE69738704T patent/DE69738704D1/de not_active Expired - Lifetime
- 1997-09-25 EP EP97307538A patent/EP0838839B1/en not_active Expired - Lifetime
- 1997-09-25 AT AT97307538T patent/ATE396494T1/de not_active IP Right Cessation
- 1997-09-26 US US08/938,995 patent/US6259209B1/en not_active Expired - Lifetime
- 1997-09-29 JP JP26469497A patent/JP3967433B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6259209B1 (en) | 2001-07-10 |
EP0838839B1 (en) | 2008-05-21 |
JP3967433B2 (ja) | 2007-08-29 |
KR100505176B1 (ko) | 2005-10-10 |
DE69736081T2 (de) | 2007-01-11 |
EP1324371B1 (en) | 2006-06-07 |
DE69736081D1 (de) | 2006-07-20 |
ATE396494T1 (de) | 2008-06-15 |
EP1324371A1 (en) | 2003-07-02 |
DE69738704D1 (de) | 2008-07-03 |
EP0838839A3 (en) | 1998-05-13 |
JPH10233297A (ja) | 1998-09-02 |
EP0838839A2 (en) | 1998-04-29 |
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