KR20060127041A - 플라즈마 반응기 에칭 레이트 드리프트를 감소시키는 온도제어된 핫 에지 링 어셈블리 - Google Patents
플라즈마 반응기 에칭 레이트 드리프트를 감소시키는 온도제어된 핫 에지 링 어셈블리 Download PDFInfo
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- H—ELECTRICITY
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- 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
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
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- 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
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- H01L21/68714—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 mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
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- H—ELECTRICITY
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- 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
- H01J37/32623—Mechanical discharge control means
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- 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
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- H01L21/67011—Apparatus for manufacture or treatment
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Abstract
Description
Claims (24)
- 플라즈마 반응 챔버에서 반도체 기판 지지대를 둘러싸도록 구성된 온도-제어된 핫 에지 링 어셈블리로서,도전성 하부 링;상기 하부 링 위에 놓이며 상기 하부 링을 통해 RF 전극에 부착되도록 구성된 세라믹 중간 링; 및상기 중간 링 위에 놓이며 플라즈마 반응 챔버의 내부에 노출된 상면을 갖는 상부 링을 포함하는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 중간 링은 알루미늄 옥사이드로 제조되는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 중간 링은, 석영, 실리콘, 실리콘 카바이드 또는 알루미늄 옥사이드로 제조되는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 도전성 링은, 알루미늄 또는 알루미늄의 합금으로 제조되는, 온도-제어 된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 도전성 링은, 알루미늄, 알루미늄 합금, 황동 (brass), 구리, 구리 합금 또는 스테인레스 스틸로 제조되는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 상부 링의 하면은, 열적 도전성 엘라스토머를 통해 상기 중간 링의 상면에 접착되는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 도전성 링은, 상기 도전성 링을 상기 RF 전극에 볼팅 (bolt) 하도록 구성된 복수의 홀을 갖는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 도전성 링 및 상기 중간 링은, 상기 중간 링을 상기 도전성 링에 볼팅하도록 구성된 복수의 홀을 갖는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 도전성 링은, 실질적으로 L-형상 단면을 갖는, 온도-제어된 핫 에지 링 어셈블리.
- 제 7 항에 있어서,일단에 테이퍼링 헤드 및 타단에 나사를 가지며, 상기 도전성 링을 상기 RF 전극에 볼팅하도록 구성된 제 1 볼트를 더 포함하는, 온도-제어된 핫 에지 링 어셈블리.
- 제 8 항에 있어서,일단에 헤드 및 타단에 나사를 가지며, 상기 중간 링을 상기 도전성 링에 볼팅하도록 구성된 제 2 볼트를 더 포함하는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,일단에 헤드 및 타단에 나사를 갖는 볼트를 수용하도록 구성되며, 상기 상부 링과 상기 중간 링 사이에 위치되는 도전성 와셔를 더 포함하는, 온도-제어된 핫 에지 링 어셈블리.
- 제 12 항에 있어서,상기 상부 링 내에, 상기 에지 링 어셈블리내로부터 압력을 방출 (release) 하도록 구성된 벤트 홀 (vent hole) 을 갖는 캡을 수용하는 복수의 홀을 더 포함하는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 상부 링은, 실리콘, 카본, 그래파이트, 또는 실리콘 카바이드로 제조되는, 온도-제어된 핫 에지 링 어셈블리.
- 제 1 항에 있어서,상기 상부 링은, 상기 기판이 상기 기판 지지대 상에 배치될 경우에, 기판 아래로 연장하는 부분을 갖는, 온도-제어된 핫 에지 링 어셈블리.
- 프로세싱 챔버;기판을 프로세싱하기 위해 상기 프로세싱 챔버의 내부에서 프로세스 가스를 플라즈마 상태로 에너자이징하는 전원;상기 프로세싱 챔버의 상기 내부 내에서 기판을 지지하는 기판 지지대;도전성 하부 링;상기 하부 링 위에 놓이며 상기 하부 링을 통해 RF 전극에 부착되도록 구성된 세라믹 중간 링; 및상기 중간 링 위에 놓이며 플라즈마 반응 챔버 내부에 노출된 상면을 갖는 상부 링을 포함하는, 플라즈마 프로세싱 장치.
- 제 16 항에 있어서,상기 상부 링은, 열적 도전성 엘라스토머에 의해 상기 중간 링에 접착되는, 플라즈마 프로세싱 장치.
- 제 16 항에 있어서,상기 하부 링은, 알루미늄 또는 알루미늄의 합금으로 제조되는, 플라즈마 프로세싱 장치.
- 제 16 항에 있어서,상기 중간 링은 알루미늄 옥사이드로 제조되는, 플라즈마 프로세싱 장치.
- 제 16 항에 있어서,상기 상부 링은, 석영, 실리콘, 실리콘 카바이드, 그래파이트 및 알루미늄으로 이루어진 그룹으로부터 선택된 재료로부터 제조되는, 플라즈마 프로세싱 장치.
- 제 16 항에 있어서,상기 플라즈마 챔버는 반도체 플라즈마 에칭 장치인, 플라즈마 프로세싱 장치.
- 제 16 항에 있어서,상기 상부 링, 상기 중간 링, 상기 하부 링 및 상기 RF 전극을 둘러싸는 석 영 외측 링을 더 포함하는, 플라즈마 프로세싱 장치
- 플라즈마 프로세싱 시스템에서 복수의 기판에 대한 프로세스 드리프트를 감소시키는 방법으로서,프로세싱 챔버; 기판을 프로세싱하기 위해 상기 프로세싱 챔버의 내부의 프로세스 가스를 플라즈마 상태로 에너자이징하는 전원; 상기 프로세싱 챔버의 내부 내에서 기판을 지지하며 상면을 갖는 기판 지지대; 및 에지 링 어셈블리를 포함하는 플라즈마 프로세싱 장치에 기판을 위치시키는 단계로서, 상기 에지 링 어셈블리는, 도전성 하부 링, 상기 하부 링 위에 놓이며 상기 하부 링을 통해 상기 전원에 부착되도록 구성된 세라믹 중간 링, 및 상기 중간 링 위에 놓이며 상기 프로세싱 챔버의 내부에 노출된 상면을 갖는 상부 링을 포함하는, 상기 기판을 위치시키는 단계;상기 챔버에 프로세스 가스를 공급하는 단계;상기 기판 지지대의 상기 상면에 인접한 플라즈마를 형성하는 단계; 및상기 플라즈마 프로세싱 장치에서 복수의 기판을 순차적으로 프로세싱하는 단계를 포함하며,상기 상부 링의 온도는, 제 1 기판이 상기 기판 지지대로부터 제거된 이후, 및 후속 기판이 상기 기판 지지대 상에 배치되기 이전에, 실질적으로 초기 온도로 냉각되어 프로세스 드리프트를 감소시키는, 프로세스 드리프트의 감소 방법.
- 제 23 항에 있어서,상기 기판은 반도체 웨이퍼를 포함하며,상기 프로세싱 단계는 상기 반도체 웨이퍼를 상기 플라즈마로 에칭하는 단계를 포함하는, 프로세스 드리프트의 감소 방법.
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PCT/US2004/041768 WO2005059962A2 (en) | 2003-12-17 | 2004-12-10 | Temperature controlled hot edge ring assembly for reducing plasma reactor etch rate drift |
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KR101131022B1 KR101131022B1 (ko) | 2012-03-29 |
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EP (1) | EP1706898B1 (ko) |
JP (1) | JP4913603B2 (ko) |
KR (1) | KR101131022B1 (ko) |
CN (1) | CN100474521C (ko) |
TW (1) | TWI368274B (ko) |
WO (1) | WO2005059962A2 (ko) |
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KR20220152965A (ko) * | 2013-12-20 | 2022-11-17 | 램 리써치 코포레이션 | 플라즈마 프로세싱 챔버 내의 엘라스토머 시일의 수명을 연장시키는 크기로 형성된 에지 링 |
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KR20220141360A (ko) * | 2021-04-12 | 2022-10-20 | 삼성전자주식회사 | 플라즈마 식각 장치 및 방법 |
US11984304B2 (en) | 2021-04-12 | 2024-05-14 | Samsung Electronics Co., Ltd. | Apparatus and method for plasma etching |
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Publication number | Publication date |
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EP1706898B1 (en) | 2017-09-20 |
CN100474521C (zh) | 2009-04-01 |
WO2005059962A2 (en) | 2005-06-30 |
JP4913603B2 (ja) | 2012-04-11 |
EP1706898A4 (en) | 2010-01-20 |
WO2005059962A3 (en) | 2006-02-23 |
JP2007515081A (ja) | 2007-06-07 |
KR101131022B1 (ko) | 2012-03-29 |
TWI368274B (en) | 2012-07-11 |
TW200525635A (en) | 2005-08-01 |
US7244336B2 (en) | 2007-07-17 |
CN1914712A (zh) | 2007-02-14 |
EP1706898A2 (en) | 2006-10-04 |
US20050133164A1 (en) | 2005-06-23 |
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