KR102500590B1 - 플라즈마 처리 장치 - Google Patents
플라즈마 처리 장치 Download PDFInfo
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- 238000013459 approach Methods 0.000 description 1
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Abstract
플라즈마 처리 장치는, 처리 용기(10)의 상부의 개구부를 밀봉하도록 마련되며, 처리 용기(10) 내에 마이크로파를 투과시키는 유전체창(41)과, 처리 용기(10) 내에서 유전체창(41)의 둘레 가장자리부를 지지하는 지지부(45)를 갖는다. 지지부(45)는, 유전체창(41)의 둘레 가장자리부를 지지하는 지지면(82)과, 지지면(82)과 연속하는 면이며 또한 유전체창(41)과 접하지 않는 비접촉면(84)과의 사이의, 유전체창(41)을 가로지르는 각도가 180도 이하이다.
Description
도 2는 본 실시형태에 따른 유전체창과 지지부 근방의 구성의 개략을 나타내는 종단면도이다.
도 3은 종래의 유전체창과 지지부 근방의 구성의 개략을 나타내는 종단면도이다.
도 4는 본 실시형태에 따른 유전체창과 지지부 근방의 구성의 개략을 나타내는 종단면도이다.
도 5는 코너부의 각도를 변화시킨 경우의 전계 강도를 나타내는 그래프이다.
도 6은 종래의 유전체창과 지지부 근방의 전계 강도 분포를 나타내는 설명도이다.
도 7은 본 실시형태에 따른 유전체창과 지지부 근방의 전계 강도 분포를 나타내는 설명도이다.
도 8은 다른 실시형태에 따른 유전체창과 지지부 근방의 구성의 개략을 나타내는 종단면도이다.
40: 레이디얼 라인 슬롯 안테나 41: 유전체창
42: 슬롯판 45: 지지부
80: 수직 하강부 81: 피지지부
82: 지지면 83: 돌기부
84: 비접촉면 85: 코너부
P: 처리 공간 Q: 경계
W: 웨이퍼
Claims (4)
- 안테나 부재를 통해 처리 용기 내에 도입된 마이크로파에 의해 상기 처리 용기의 처리 공간 내에 플라즈마를 생성하여, 피처리체에 플라즈마 처리를 행하는 플라즈마 처리 장치에 있어서,
상기 처리 용기의 상부의 개구부를 밀봉하도록 마련되며, 상기 처리 용기 내에 마이크로파를 투과시키는 유전체창과,
상기 처리 용기 내에서 상기 유전체창의 둘레 가장자리부를 지지하는 지지부
를 가지고,
상기 지지부는, 상기 유전체창의 둘레 가장자리부를 지지하는 지지면과, 상기 지지면과 연속하는 면이며 또한 상기 유전체창과 접하지 않는 비접촉면과의 사이의, 상기 유전체창을 가로지르는 각도가 180도 이하인 것을 특징으로 하는 플라즈마 처리 장치. - 제1항에 있어서, 상기 지지면은 상기 처리 용기의 내방을 향하여 돌출하여 마련되고,
상기 지지면의 상면에는, 상방을 향하여 돌출하는 돌기부가 마련되는 것을 특징으로 하는 플라즈마 처리 장치. - 제1항 또는 제2항에 있어서, 상기 유전체창의 바깥 둘레 가장자리부에는 수직 하강부가 형성되고,
상기 유전체창은, 상기 수직 하강부가 상기 지지면과 접촉함으로써 상기 지지부에 지지되는 것을 특징으로 하는 플라즈마 처리 장치. - 제2항에 있어서, 상기 유전체창의 바깥 둘레 가장자리부에는 수직 하강부가 형성되고,
상기 수직 하강부의 하단에는, 상기 처리 용기의 내방을 향하여 접어 꺾여서 돌출한 피지지부가 형성되며,
상기 유전체창은, 상기 피지지부가 상기 지지면과 접촉함으로써 상기 지지부에 지지되고,
상기 피지지부의 상단면은 상기 돌기부의 상단면보다 낮은 것을 특징으로 하는 플라즈마 처리 장치.
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JP2015112164A JP2016225203A (ja) | 2015-06-02 | 2015-06-02 | プラズマ処理装置 |
JPJP-P-2015-112164 | 2015-06-02 |
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KR102500590B1 true KR102500590B1 (ko) | 2023-02-15 |
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JP2002170824A (ja) * | 2000-12-04 | 2002-06-14 | Tokyo Electron Ltd | プラズマ処理装置 |
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JP2002170824A (ja) * | 2000-12-04 | 2002-06-14 | Tokyo Electron Ltd | プラズマ処理装置 |
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