KR20210048408A - 반도체 증착 반응기 매니폴드 - Google Patents
반도체 증착 반응기 매니폴드 Download PDFInfo
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Abstract
Description
도 1은 반도체 처리 장치의 예시적인 구현예의 개략적인 사시도이다.
도 2는, 매니폴드 몸체의 상부 부위에 비활성 가스 유입구를 갖는, 반도체 처리 장치의 개략적인 측면도이다.
도 3a 내지 도 3c는 도 2의 반도체 처리 장치의 다양한 구성 요소의 이미지이다.
도 4a는 도 2의 반도체 처리 장치의 추가적인 단면도이다.
도 4b는 도 1의 반도체 처리 장치의 일부 단면도이다.
도 5a는 도 2의 반도체 처리 장치의 상부도이다.
도 5b는 도 1 및 도 4b의 반도체 처리 장치의 상부도이다.
도 6a는 도 4a의 반도체 처리 장치의 단면 상부도이다.
도 6b는 도 4b의 반도체 처리 장치의 단면 상부도이다.
도 7a는 다양한 구현예에 따라 반도체 처리 장치의 보어 및 공급 채널의 사시도이다.
도 7b는 도 4b, 도 5b 및 도 6b의 반도체 처리 장치의 보어 및 공급 채널의 사시도이다.
도 8a 및 도 8b는 도 7a 및 도 7b의 두 개의 상이한 공급 채널 설계에 대해 각각의 보어를 통과하는 증기의 속도 플롯이다.
도 9a 및 9b는, 도 7a 및 도 7b의 두 개의 상이한 공급 채널 설계의 각각의 보어에 대해 암모니아(NH3) 반응물의 몰분율 플롯이다.
도 10a 및 10b는, 도 7a 및 도 7b의 두 개의 상이한 공급 채널 설계의 각 공급 채널 및 보어 내의 위치에서 암모니아(NH3) 반응물의 몰분율 플롯이다.
Claims (26)
- 반도체 처리 장치로서,
매니폴드를 포함하고, 상기 매니폴드는,
기화된 반응물을 반응 챔버에 전달하도록 구성되며 길이 방향 축을 따라 연장되는 보어;
상기 길이 방향 축을 따라 상기 보어의 제1 말단에 캡핑 표면을 정의하고 상기 매니폴드의 상부 부위에 배치된 상부 벽;
상기 길이 방향 축을 따라 상기 매니폴드의 하부 부위에 있고 가스를 반응기로 전달하도록 구성된 유출구;
가스를 상기 보어에 공급하도록 구성된 제1 공급 채널; 및
가스를 상기 보어에 공급하도록 구성된 제2 공급 채널을 포함하되,
상기 제1 공급 채널 및 상기 제2 공급 채널은 상기 길이 방향 축을 따라 오프셋 위치에서 상기 보어와 병합되는, 반도체 처리 장치. - 제1항에 있어서, 상기 캡핑 표면은 상기 보어를 통해 상기 유출구로 상방으로 유도된 가스를 다시 하방으로 재유도하도록 형상화되는, 반도체 처리 장치.
- 제1항에 있어서, 상기 매니폴드에 장착된 제1 블록을 추가로 포함하며, 상기 제1 블록과 상기 매니폴드는 상기 제1 공급 채널을 적어도 부분적으로 정의하기 위해 협력하는, 반도체 처리 장치.
- 제3항에 있어서, 상기 매니폴드에 장착된 제2 블록을 추가로 포함하며, 상기 제2 블록과 상기 매니폴드는 상기 제2 공급 채널을 적어도 부분적으로 정의하기 위해 협력하는, 반도체 처리 장치.
- 제1항에 있어서, 상기 제1 공급 채널은 제1 반응물 공급원과 유체 연통하고, 상기 보어에 제1 기화된 반응물을 전달하도록 구성되고, 상기 제2 공급 채널은 제2 반응물 공급원과 유체 연통하고, 상기 보어에 제2 기화된 반응물을 전달하도록 구성되는 반도체 처리 장치.
- 제1항에 있어서, 상기 제1 공급 채널은 상기 보어를 퍼지하기 위해 비활성 가스와 유체 연통하는, 반도체 처리 장치.
- 제1항에 있어서, 상기 유출구 아래에 샤워헤드 장치를 추가로 포함하고, 상기 샤워헤드 장치는 상기 유출구로부터 상기 가스의 흐름을 분산시키도록 구성되는, 반도체 처리 장치.
- 제7항에 있어서, 상기 샤워헤드 장치 아래에 반응 챔버 및 상기 반응 챔버 내에 기판을 지지하도록 구성된 기판 지지대를 추가로 포함하는, 반도체 처리 장치.
- 제3항에 있어서, 상기 제1 블록은, 제1 반응물을 상기 제1 공급 채널 내에 입력하도록 구성된 제1 기상 유입구를 포함하는, 반도체 처리 장치.
- 제9항에 있어서, 상기 제1 블록은 제2 기상 유입구 및 제3 기상 유입구를 추가로 포함하는, 반도체 처리 장치.
- 제10항에 있어서, 상기 제1 블록은 제4 기상 유입구를 추가로 포함하되, 상기 제4 기상 유입구는 상기 매니폴드에 대향하는 상기 제1 블록의 측방향 측면 상에 위치하는, 반도체 처리 장치.
- 제11항에 있어서, 상기 제4 기상 유입구는 퍼지 가스를 상기 매니폴드 안으로 유입시키도록 구성되는, 반도체 처리 장치.
- 제1항에 있어서, 상기 제1 공급 채널은 상기 캡핑 표면을 향해 각을 이루고 상기 제2 공급 채널은 상기 유출구를 향해 각을 이루고, 상기 제2 공급 채널은 상기 제1 공급 채널의 하류에 있는, 반도체 처리 장치.
- 제1항에 있어서, 상기 매니폴드는 단일 모놀리식 블록을 포함하는, 반도체 처리 장치.
- 제1항에 있어서, 상기 보어는 상기 길이 방향 축을 따라 연속적으로 연장되는, 반도체 처리 장치.
- 반도체 처리 장치로서,
반응 챔버에 가스를 전달하도록 구성되며 길이 방향 축을 따라 배치된 보어를 포함한 매니폴드;
상기 길이 방향 축을 따라 상기 보어의 제1 말단에 캡핑 표면을 정의하고 상기 매니폴드의 상부 부위에 배치된 상부 벽;
상기 캡핑 표면의 하류에서 상기 길이 방향 축을 따라 제1 위치에서 상기 보어로 비활성 퍼지 가스를 공급하도록 구성된 제1 공급 라인;
상기 길이 방향 축을 따라, 상기 제1 위치와 상이한 제2 위치에서 상기 보어에 가스를 공급하도록 구성된 제2 공급 라인을 포함하는, 반도체 처리 장치. - 제16항에 있어서, 상기 공급 라인은 상기 보어를 퍼지하기 위해 비활성 가스 공급원에 연결되는, 반도체 처리 장치.
- 제16항에 있어서, 상기 비활성 가스는 아르곤 가스 및 질소 가스 중 적어도 하나를 포함하는, 반도체 처리 장치.
- 증착 방법으로서, 상기 방법은,
상기 보어의 길이 방향 축을 따라 제1 위치에서, 제1 공급 채널을 통해 매니폴드의 보어로 제1 가스를 공급하는 단계(캡핑 표면은 상기 보어의 상부 말단에 배치됨);
상기 보어의 길이 방향 축을 따라 제2 위치에서, 상기 제1 공급 채널로부터 길이 방향으로 오프셋된 제2 공급 채널을 통해 상기 매니폴드의 보어로 제 2 가스를 공급하는 단계;
상기 길이 방향 축을 따라 상기 보어의 유출구를 향해 하류로 상기 제1 가스 및 상기 제2 가스 중 적어도 하나를 유도하는 단계를 포함하는, 방법. - 제19항에 있어서, 상기 제1 및 제2 가스를 공급하는 단계는, 제1 기화된 반응물을 공급하는 단계 및 제2 기화된 반응물을 공급하는 단계를 포함하는, 방법.
- 제20항에 있어서, 상기 제1 기화된 반응물을 공급하는 단계 이후 및 상기 제2 기화된 반응물을 공급하는 단계 이전에 상기 반응 챔버를 비활성 가스로 퍼지하는 단계를 추가로 포함하는 방법.
- 제21항에 있어서, 상기 비활성 가스는 질소 가스 또는 아르곤 가스 중 적어도 하나를 포함하는, 방법.
- 제22항에 있어서, 상기 제1 기화된 반응물은 H2, NH3, N2, O2, 또는 O 중 적어도 하나를 포함하는, 방법.
- 제23항에 있어서, 상기 제2 기화된 반응물은 디클로로실란(DCS), 트리클로로실란(TCS), 트리실란, 유기 실란, 티타늄 클로라이드(TiCl4), ZrCl4 및 HfCl4 중 적어도 하나를 포함하는, 방법.
- 제24항에 있어서, 상기 제1 기화된 반응물은 NH3를 포함하고 제2 기화된 반응물은 TiCl4을 포함하는, 방법.
- 제25항에 있어서, 액체 TiCl4을 기화시켜 상기 제2 기화된 반응물을 생성하는 단계를 추가로 포함하는, 방법.
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2020
- 2020-10-13 KR KR1020200131655A patent/KR20210048408A/ko active Pending
- 2020-10-20 CN CN202011124004.2A patent/CN112695294B/zh active Active
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| Publication number | Publication date |
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| US20210118668A1 (en) | 2021-04-22 |
| US11830731B2 (en) | 2023-11-28 |
| TWI854051B (zh) | 2024-09-01 |
| TW202129064A (zh) | 2021-08-01 |
| CN112695294A (zh) | 2021-04-23 |
| CN112695294B (zh) | 2025-02-18 |
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