KR20140096341A - Cvd 반응기 및 cvd 반응기용 기판 홀더 - Google Patents
Cvd 반응기 및 cvd 반응기용 기판 홀더 Download PDFInfo
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Abstract
Description
도 2는 도 1의 라인 Ⅱ-Ⅱ에 따라 절단한 단면도이며;
도 3은 하나의 개별적인 포켓 영역을 확대하여 도시한 도 2에 따른 도면이고;
도 4는 아래로 만곡된 기판(7)을 갖는 도 3에 따른 도면이며;
도 5는 위로 만곡된 기판(7)을 갖는 도 3에 따른 제 2 실시예이고;
도 6은 도 3에 따른 도면으로 도시한 본 발명의 제 3 실시예이며;
도 7은 도 3에 따른 제 4 실시예이고;
도 8은 도 3에 따른 제 5 실시예이며;
도 9는 도 3에 따른 제 6 실시예이고; 그리고
도 10은 하나의 개별적인 포켓을 평면도로 도시한 도면이다.
2 가스 유입 부재
3 기판 홀더
3' 기판 홀더 상부면
3" 기판 홀더 하부면
4 공정 챔버
5 포켓
5' 포켓 바닥
5" 포켓 에지
6 지지부, 리브
6' 단부
7 기판
7' 기판 홀더 에지
8 리세스
8' 바닥
8" 포켓 벽
9 가열 시스템
10 가열 코일
11 플러싱 가스 유입구
12 간극
13 가스 공급 라인
14 가스 배출 라인
15 가스 유출 개구
16 중단부
17 돌출부
18 리세스, 볼 모양
19 리세스
20 반사 작용하는 표면
21 반사 작용하는 표면
a 주변부
b 중심부
s 간극 높이
t 간극 높이
Claims (13)
- CVD 반응기로서,
반응기 하우징(1), 공정 챔버(4), 기판 홀더(3) 및 가열 시스템(9)을 구비하며, 상기 반응기 하우징(1) 내에 배치된 공정 챔버(4) 내부로는 가스 유입 부재(gas inlet member)(2)에 의해 하나 이상의 공정 가스가 공급될 수 있고, 상기 공정 챔버(4) 쪽을 향하는 상기 기판 홀더(3)의 상부면(3')은, 각각의 기판(7)이 단지 선택된 그리고 포켓(5)의 바닥(5')에 비해 상승된 지지부(6)들 상에서만 지지되도록 형성된 하나 또는 다수의 포켓(pocket)(5)을 가지며, 그리고 상기 기판 홀더(3) 아래에 배치된 가열 시스템(9)은 간극(12)으로 인해 상기 기판 홀더(3)의 하부면(3")으로부터 이격되어 배치되어 있으며, 이 경우 상기 가열 시스템(9)으로부터 기판 홀더(3)로의 열전달과 관련하여, 상기 포켓(5)의 중앙 구역에 위치한 중심부(b)에서는 상기 기판 홀더(3)의 하부면(3")이 상기 중심부(b)를 둘러싸는 그리고 상기 포켓(5)의 에지 인접 구역 아래에 위치한 주변부(a)에서와 다르게 형성되어 있고,
상기 가열 시스템(9)이 대체로 평면형 열원(heat source)으로서 형성되어 있고, 열전도율이 상이한 플러싱 가스(flushing gas)들을 이용해 상기 간극(12)을 세척하기 위해 가스 플러싱 장치(gas flushing device)(11)가 제공되어 있으며, 그리고 상기 간극(12)은, 제 1 열전도율을 갖는 제 1 플러싱 가스를 제 2 열전도율을 갖는 제 2 플러싱 가스로 교체 시 상기 주변부(a)에서, 상기 가열 시스템(9)으로부터 기판 홀더(3)로의 열공급이 상기 중심부(b)에서와 다르게 변경되도록 하는 간극 높이(s, t)를 가지는,
CDV 반응기. - 제 1항에 있어서,
상기 중심부(b)에서 상기 간극(12)의 간극 높이(t, t', t")가 상기 주변부(a)에서 간극 높이(s)와 다른,
CVD 반응기. - 제 1항 또는 제 2항에 있어서,
상기 기판 홀더(3)의 하부면(3")이 상기 중심부(b)에서 리세스(8)를 가지는,
CVD 반응기. - 제 1항 내지 제 3항 중 어느 한 항 또는 다수의 항에 있어서,
상기 포켓(5) 또는 리세스(8)의 바닥(5', 8')이 예를 들면 볼 모양으로(bowl-shaped) 만곡된,
CDV 반응기. - 제 1항 내지 제 4항 중 어느 한 항 또는 다수의 항에 있어서,
상기 바닥(5', 8')의 만곡부가 계단 형상과 유사하게 형성된,
CVD 반응기. - 제 1항 내지 제 5항 중 어느 한 항 또는 다수의 항에 있어서,
상기 중심부(b)에서 상기 기판 홀더(3)의 하부면(3")이 상기 주변부(a) 둘레와 다른 반사율을 가지는,
CVD 반응기. - 제 1항 내지 제 6항 중 어느 한 항 또는 다수의 항에 있어서,
상기 중심부(b) 및/또는 주변부(a)가 반사 작용하는 코팅으로 코팅된,
CVD 반응기. - 제 1항 내지 제 7항 중 어느 한 항 또는 다수의 항에 있어서,
상기 가열 시스템(9)이 나선형으로 배치된 열선(heating wire)(10)에 의해 형성된,
CVD 반응기. - 각각의 공정 단계에서, 특히 제 1항 내지 제 8항 중 어느 한 항 또는 다수의 항에 따른 CVD 반응기의 기판(7) 상에 겹쳐서 배치되는 다수의 층을 증착하기 위한 방법으로서,
이 경우 적어도 하나의 제 1 공정 단계에서는 제 1 조성물을 갖는 제 1 층이 제 1 온도에서 증착되고, 적어도 하나의 제 2 공정 단계에서는 제 2 조성물을 갖는 제 2 층이 제 2 온도에서 증착되며, 이 경우 상기 제 1 및 제 2 조성물 그리고 상기 제 1 및 제 2 온도가 서로 상이하고,
상기 제 1 공정 단계에서는 제 1 플러싱 가스 또는 플러싱 가스 혼합물이 간극(12) 내로 공급되고, 상기 제 2 공정 단계에서는 제 2 플러싱 가스 또는 플러싱 가스 혼합물이 상기 간극(12) 내로 공급되며, 이 경우 적어도 그들이 갖는 열전도율로 인해 상기 제 1 플러싱 가스 또는 플러싱 가스 혼합물과 상기 제 2 플러싱 가스 또는 플러싱 가스 혼합물이 구별되는,
층을 증착하기 위한 방법. - 제 9항에 있어서,
상기 제 1 공정 단계에서, 가열 시스템(9)으로부터 기판 홀더(3)로 열전달 시 주변부(b)와 중심부(a) 중 하나 이상의 영역에서 열복사가 우세하고, 상기 제 2 공정 단계에서는 열전도가 우세한,
층을 증착하기 위한 방법. - 제 9항 또는 제 10항에 있어서,
상기 제 1 공정 단계에서, 포켓(5) 바닥(5')의 중앙 구역의 평균 온도가 상기 포켓 바닥(5')의 에지부의 평균 온도에 대략 일치하고, 상기 제 2 공정 단계에서는 두 평균 온도가 서로 상이한,
층을 증착하기 위한 방법. - 하나 또는 다수의 포켓(5)을 구비하는 기판 홀더로서,
상기 하나 또는 다수의 포켓(5)이 자체 에지(5")를 따라 뻗은 리브(rib)(6)로서 형성된 그리고 포켓(5)의 바닥(5')에 비해 상승된, 기판(7)용 지지부를 가지며, 그리고 상기 기판(7)의 에지(7')와 상기 포켓(5)의 에지(5")의 이격 상태를 유지하기 위해 상기 포켓 에지(5")로부터 다수의 돌출부(17)가 상기 포켓(5) 내부로 돌출하고,
상기 리브(6)가 돌출부(17)들의 영역에서 중단된,
기판 홀더. - 제 12항에 있어서,
중단부(16)들의 원주 길이가 상기 돌출부(17)들의 원주 길이와 대략 일치하는,
기판 홀더.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011055061.5 | 2011-11-04 | ||
| DE102011055061A DE102011055061A1 (de) | 2011-11-04 | 2011-11-04 | CVD-Reaktor bzw. Substrathalter für einen CVD-Reaktor |
| PCT/EP2012/071687 WO2013064613A2 (de) | 2011-11-04 | 2012-11-02 | Cvd-reaktor bzw. substrathalter für einen cvd-reaktor |
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| KR20140096341A true KR20140096341A (ko) | 2014-08-05 |
| KR102099216B1 KR102099216B1 (ko) | 2020-04-10 |
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| US (2) | US20140287142A1 (ko) |
| KR (1) | KR102099216B1 (ko) |
| CN (1) | CN104053816B (ko) |
| DE (1) | DE102011055061A1 (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170088419A (ko) * | 2014-11-28 | 2017-08-01 | 아익스트론 에스이 | 기판 유지 장치 |
| KR20190129917A (ko) * | 2017-03-20 | 2019-11-20 | 아익스트론 에스이 | Cvd-반응기의 서셉터 |
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| TWI397113B (zh) * | 2008-08-29 | 2013-05-21 | 維克儀器公司 | 具有可變熱阻之晶圓載體 |
| DE102011055061A1 (de) * | 2011-11-04 | 2013-05-08 | Aixtron Se | CVD-Reaktor bzw. Substrathalter für einen CVD-Reaktor |
| US10316412B2 (en) | 2012-04-18 | 2019-06-11 | Veeco Instruments Inc. | Wafter carrier for chemical vapor deposition systems |
| DE102012108986A1 (de) | 2012-09-24 | 2014-03-27 | Aixtron Se | Substrathalter einer CVD-Vorrichtung |
| US10167571B2 (en) | 2013-03-15 | 2019-01-01 | Veeco Instruments Inc. | Wafer carrier having provisions for improving heating uniformity in chemical vapor deposition systems |
| DE102013105896A1 (de) | 2013-06-07 | 2014-12-11 | Aixtron Se | Fertigungseinrichtung mit einem Magnetschienentransportsystem |
| DE102014100024A1 (de) * | 2014-01-02 | 2015-07-02 | Aixtron Se | Vorrichtung zur Anordnung von Substraten, insbesondere Suszeptor eines CVD-Reaktors |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2013064613A3 (de) | 2013-11-14 |
| WO2013064613A2 (de) | 2013-05-10 |
| CN104053816B (zh) | 2016-07-06 |
| KR102099216B1 (ko) | 2020-04-10 |
| US10526705B2 (en) | 2020-01-07 |
| DE102011055061A1 (de) | 2013-05-08 |
| US20180223425A1 (en) | 2018-08-09 |
| CN104053816A (zh) | 2014-09-17 |
| US20140287142A1 (en) | 2014-09-25 |
| TWI573895B (zh) | 2017-03-11 |
| TW201329281A (zh) | 2013-07-16 |
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