KR101217467B1 - 기판의 정상로딩 여부를 판별할 수 있는 플라즈마 발생장치및 그 판별방법 - Google Patents
기판의 정상로딩 여부를 판별할 수 있는 플라즈마 발생장치및 그 판별방법 Download PDFInfo
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- KR101217467B1 KR101217467B1 KR1020060007209A KR20060007209A KR101217467B1 KR 101217467 B1 KR101217467 B1 KR 101217467B1 KR 1020060007209 A KR1020060007209 A KR 1020060007209A KR 20060007209 A KR20060007209 A KR 20060007209A KR 101217467 B1 KR101217467 B1 KR 101217467B1
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Classifications
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- 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
- H01J37/32431—Constructional details of the reactor
- H01J37/32532—Electrodes
- H01J37/32568—Relative arrangement or disposition of electrodes; moving 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
-
- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6831—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using electrostatic chucks
- H01L21/6833—Details of electrostatic chucks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S269/00—Work holders
- Y10S269/903—Work holder for electrical circuit assemblages or wiring systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical Vapour Deposition (AREA)
- Plasma Technology (AREA)
Abstract
Description
Claims (11)
- 내부에 반응공간을 가지는 챔버;상기 챔버의 내부에 설치되는 기판안치대;상기 기판안치대의 상부에 설치되는 플라즈마 전극;상기 플라즈마 전극에 연결되는 공정용 RF전원;상기 플라즈마 전극에 연결되어 챔버 내부의 커패시턴스를 측정하는 커패시턴스 측정수단;상기 커패시턴스 측정수단의 측정값을 이용하여 기판의 정상로딩여부를 판별하는 판단수단;을 포함하며, 플라즈마 전극에는 측정용 RF전원이 연결되며, 상기 공정용 RF전원과 상기 측정용 RF 전원은 선택수단에 의해 선택적으로 상기 플라즈마 전극에 연결되는 플라즈마 발생장치
- 제1항에 있어서,상기 커패시턴스 측정수단은,상기 플라즈마 전극과 상기 측정용 RF전원의 사이에 설치되는 측정센서;를 포함하는 플라즈마 발생장치
- 제1항에 있어서,상기 측정용 RF전원은 100KHz이하의 주파수로 제공되는 플라즈마 발생장치
- 삭제
- 제1항에 있어서,상기 선택수단은,상기 플라즈마 전극에 연결되는 출력단;상기 공정용 RF전원과 연결되는 제1 입력단;상기 측정용 RF전원과 연결되는 제2 입력단;일단은 상기 출력단에 연결되고 타단은 상기 제1,2 입력단에 선택적으로 연결되는 스위칭 부재;를 포함하는 플라즈마 발생장치
- 삭제
- 제1항에 있어서,상기 판단수단은 상기 측정수단의 측정값을 기준값과 비교하여 미리 정해진 허용오차범위 이내이면 기판이 정상 로딩된 것으로 판단하고, 상기 허용오차를 벗어나면 불량으로 판단하는 플라즈마 발생장치
- 내부에 반응공간을 가지는 챔버, 상기 챔버의 내부에 설치되는 기판안치대, 상기 기판안치대의 상부에 위치하는 플라즈마 전극을 포함하는 플라즈마 발생장치에서 상기 기판안치대에 기판이 정상적으로 안치되었는지 여부를 판별하는 방법에 있어서,상기 플라즈마 전극으로 공정용 RF 전원과 측정용 RF 전원 중 선택수단에 의해 선택된 상기 측정용 RF전원을 인가하는 단계;상기 챔버 및 기판안치대와 상기 플라즈마 전극 사이의 커패시턴스를 측정하는 단계;상기 측정된 커패시턴스를 기준 커패시턴스와 비교하여 기판의 정상로딩여부를 판단하는 단계;를 포함하는 기판의 정상로딩여부 판별방법
- 제8항에 있어서,상기 측정용 RF전원을 인가하는 단계는, 상기 플라즈마 전극에 공정용 RF전원을 인가하기 전에 이루어지는 것을 특징으로 하는 기판의 정상로딩여부 판별방법
- 제8항에 있어서,상기 판단단계는, 측정된 커패시턴스와 기준 커패시턴스의 차이가 미리 정해진 허용오차 이내이면 정상으로 판단하고, 상기 허용오차를 벗어나면 불량으로 판단하는 것을 특징으로 하는 기판의 정상로딩여부 판별방법
- 제8항에 있어서,상기 판단단계에서 정상으로 판별되면 상기 플라즈마 전극에 공정용 RF전원을 인가하여 공정을 진행하고, 불량으로 판별되면 알람을 발생하는 것을 특징으로 하는 기판의 정상로딩여부 판별방법
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KR1020060007209A KR101217467B1 (ko) | 2006-01-24 | 2006-01-24 | 기판의 정상로딩 여부를 판별할 수 있는 플라즈마 발생장치및 그 판별방법 |
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KR1020060007209A KR101217467B1 (ko) | 2006-01-24 | 2006-01-24 | 기판의 정상로딩 여부를 판별할 수 있는 플라즈마 발생장치및 그 판별방법 |
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KR20070077585A KR20070077585A (ko) | 2007-07-27 |
KR101217467B1 true KR101217467B1 (ko) | 2013-01-02 |
KR101217467B9 KR101217467B9 (ko) | 2025-01-10 |
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KR1020060007209A Active KR101217467B1 (ko) | 2006-01-24 | 2006-01-24 | 기판의 정상로딩 여부를 판별할 수 있는 플라즈마 발생장치및 그 판별방법 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06310447A (ja) * | 1993-03-29 | 1994-11-04 | Internatl Business Mach Corp <Ibm> | 反応室内の反応維持電極相互間の間隔をモニターする装置及び方法 |
US5670066A (en) * | 1995-03-17 | 1997-09-23 | Lam Research Corporation | Vacuum plasma processing wherein workpiece position is detected prior to chuck being activated |
KR19990041065A (ko) * | 1997-11-20 | 1999-06-15 | 윤종용 | 프로세스 챔버 내에서 얼라인먼트를 모니터링하기 위한 건식식각장치 |
KR20000011628U (ko) * | 1998-12-04 | 2000-07-05 | 김영환 | 제누스(genus) 척(chuck) 수평 조절장치 |
-
2006
- 2006-01-24 KR KR1020060007209A patent/KR101217467B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06310447A (ja) * | 1993-03-29 | 1994-11-04 | Internatl Business Mach Corp <Ibm> | 反応室内の反応維持電極相互間の間隔をモニターする装置及び方法 |
US5670066A (en) * | 1995-03-17 | 1997-09-23 | Lam Research Corporation | Vacuum plasma processing wherein workpiece position is detected prior to chuck being activated |
KR19990041065A (ko) * | 1997-11-20 | 1999-06-15 | 윤종용 | 프로세스 챔버 내에서 얼라인먼트를 모니터링하기 위한 건식식각장치 |
KR20000011628U (ko) * | 1998-12-04 | 2000-07-05 | 김영환 | 제누스(genus) 척(chuck) 수평 조절장치 |
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Publication number | Publication date |
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KR20070077585A (ko) | 2007-07-27 |
KR101217467B9 (ko) | 2025-01-10 |
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