KR102063322B1 - 기판 처리 장치 및 방법 - Google Patents
기판 처리 장치 및 방법 Download PDFInfo
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Abstract
Description
도 2는 도 1의 버퍼 유닛을 보여주는 단면도이다.
도 3은 도 1의 반송 유닛을 보여주는 사시도이다.
도 4는 도 3의 핸드 및 무게 측정 수단을 보여주는 단면도이다.
도 5는 도 1의 제1공정 챔버에서 기판을 세정 처리하는 장치를 보여주는 단면도이다.
도 6은 도 1의 제2공정 챔버에서 기판을 건조 처리하는 장치를 보여주는 단면도이다.
도 7은 도 6의 기판 지지 유닛을 보여주는 사시도이다.
도 8은 도 1의 기판 처리 설비를 이용하여 기판을 반송하는 과정을 보여주는 플로우 차트이다.
도 9 내지 도 11은 도 1의 반송 로봇이 기판을 반송하는 과정을 보여주는 도면들이다.
도 12는 도 4의 핸드 및 무게 측정 수단의 다른 실시예를 보여주는 단면도이다.
도 13은 도 2의 버퍼 유닛의 다른 실시예를 보여주는 단면도이다.
280: 제2공정 챔버 500: 반송 유닛
541: 핸드 550: 무게 측정 수단
600: 제어기
Claims (28)
- 기판을 처리하는 장치에 있어서,
기판 상으로 액을 공급하여 기판을 액 처리하는 액처리 챔버와;
기판 상에 잔류되는 액을 제거하는 건조 챔버와;
상기 액처리 챔버와 상기 건조 챔버 간에 기판을 반송하는 반송 유닛과;
상기 반송 유닛을 제어하는 제어기를 포함하되,
상기 반송 유닛은,
기판을 지지하는 핸드와;
기판 상에 잔류하는 액의 무게를 측정하는 무게 측정 수단을 포함하고,
상기 제어기는 상기 액처리 챔버에서 액처리된 기판의 처리후 무게를 전달받고,
상기 액처리된 기판의 처리후 무게는,
기판을 액 처리 후에 상기 반송 유닛이 상기 액처리 챔버로부터 기판을 반출하기 전 또는 반출된 직후에 측정되는 반송전 무게와;
상기 기판이 상기 건조 챔버에 반입되기 직전에 측정되는 반송후 무게를 더 포함하되,
상기 제어기는 상기 반송전 무게와 상기 반송후 무게 간에 차이값을 근거로 기판이 반송되는 중에 액의 손실량을 산출하는 기판 처리 장치. - 제1항에 있어서,
상기 제어기는 상기 액 처리 챔버에 반입되기 전의 기판의 처리전 무게와 상기 액처리 챔버에서 액처리된 기판의 처리후 무게를 각각 전달받고, 상기 처리전 무게 및 상기 처리후 무게 간에 차이값을 근거로 기판 상에 잔류되는 액의 무게를 산출하는 기판 처리 장치. - 삭제
- 제1항 또는 제2항에 있어서,
상기 제어기는 상기 차이값이 기설정값을 벗어나면, 기판을 상기 액처리 챔버에 재반입하여 액처리하도록 상기 반송 유닛을 제어하는 기판 처리 장치. - 제1항 또는 제2항에 있어서,
상기 제어기는 상기 차이값이 기설정값을 벗어나면, 인터락을 발생시키는 기판 처리 장치. - 제1항 또는 제2항에 있어서,
상기 무게 측정 수단은 상기 핸드에 장착되어 상기 액이 잔류하는 기판의 무게를 측정하는 로드셀(Load Cell)을 포함하는 기판 처리 장치. - 기판을 처리하는 방법에 있어서,
액처리 챔버에서 기판을 액처리하는 액처리 단계와;
건조 챔버에서 상기 기판을 건조 처리하는 건조 단계와;
상기 액처리 챔버에서 상기 건조 챔버로 상기 기판을 반송하는 반송 단계를 포함하되,
상기 반송 단계에서 상기 기판 상에 잔류되는 액의 무게를 측정하되,
상기 액의 무게를 측정하는 것은,
상기 액처리 챔버에서 상기 건조 챔버로 상기 기판을 반송하는 반송 유닛에 의해 이루어지고,
상기 반송 단계에서는
상기 액처리 챔버로부터 상기 기판을 액처리 후에 상기 기판이 상기 액처리 챔버로부터 반출되기 전 또는 반출된 직후에 기판의 반송전 무게를 측정하고,
상기 기판이 상기 건조 챔버에 반입되기 직전에 기판의 반송후 무게를 측정하며,
상기 반송전 무게와 상기 반송후 무게 간에 차이값을 근거로 상기 잔류되는 액의 손실량을 산출하는 기판 처리 방법. - 삭제
- 제7항에 있어서,
상기 액처리 단계 이전에, 상기 반송 유닛이 상기 액처리 챔버에 기판을 반입하는 반입 단계를 더 포함하되,
상기 반입 단계에는 상기 액처리 챔버에 반입하기 전에 기판의 처리전 무게를 측정하고,
상기 반송 단계에는 상기 액처리 챔버에서 액처리된 기판의 처리후 무게를 측정하며,
상기 처리전 무게와 상기 처리후 무게 간에 차이값을 근거로 상기 잔류되는 액의 무게를 산출하는 기판 처리 방법. - 삭제
- 제7항 또는 제9항에 있어서,
상기 차이값이 기설정값을를 벗어나면, 기판을 상기 액처리 챔버에 재반입하여 기판을 액처리하는 기판 처리 방법. - 제7항 또는 제9항에 있어서,
상기 차이값이 기설정값을 벗어나면, 메인터넌스를 진행하는 기판 처리 방법. - 제7항 또는 제9항에 있어서,
상기 액은 이소프로필 알코올(IPA)을 포함하는 기판 처리 방법. - 제13항에 있어서,
상기 건조 단계에는 상기 건조 챔버에서 초임계 처리 공정을 수행하는 기판 처리 방법. - 제7항 또는 제9항에 있어서,
상기 반송 유닛은 기판을 수평하게 지지한 상태로 상기 액처리 챔버에서 상기 건조 챔버로 반송하는 기판 처리 방법. - 제15항에 있어서,
상기 액의 무게를 측정하는 것은,
상기 반송 유닛의 핸드에 제공된 로드셀에 의해 측정되는 기판 처리 방법. - 삭제
- 삭제
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| US15/607,356 US11024517B2 (en) | 2016-05-27 | 2017-05-26 | Apparatus and transfer unit which measures weight remaining on a substrate |
| CN202110076016.0A CN112885730B (zh) | 2016-05-27 | 2017-05-27 | 传送单元及用于处理基板的装置和方法 |
| CN201710389450.8A CN107437513B (zh) | 2016-05-27 | 2017-05-27 | 传送单元及用于处理基板的装置和方法 |
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| CN107437513A (zh) | 2017-12-05 |
| CN112885730B (zh) | 2024-04-09 |
| CN107437513B (zh) | 2021-02-09 |
| US20210249278A1 (en) | 2021-08-12 |
| CN112885730A (zh) | 2021-06-01 |
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| US20170345680A1 (en) | 2017-11-30 |
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| KR20170134091A (ko) | 2017-12-06 |
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