KR20190125166A - Iii-v 재료와 산화물 재료 사이의 강화된 결합 - Google Patents
Iii-v 재료와 산화물 재료 사이의 강화된 결합 Download PDFInfo
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- KR20190125166A KR20190125166A KR1020190034941A KR20190034941A KR20190125166A KR 20190125166 A KR20190125166 A KR 20190125166A KR 1020190034941 A KR1020190034941 A KR 1020190034941A KR 20190034941 A KR20190034941 A KR 20190034941A KR 20190125166 A KR20190125166 A KR 20190125166A
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- 239000000463 material Substances 0.000 title claims abstract description 175
- 239000004065 semiconductor Substances 0.000 claims abstract description 160
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 150
- 239000010703 silicon Substances 0.000 claims abstract description 146
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 145
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 claims abstract description 33
- 238000009792 diffusion process Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 46
- 239000000758 substrate Substances 0.000 claims description 43
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000012212 insulator Substances 0.000 claims description 19
- 239000000377 silicon dioxide Substances 0.000 claims description 12
- 235000012239 silicon dioxide Nutrition 0.000 claims description 12
- 238000005530 etching Methods 0.000 claims description 10
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 claims description 7
- 238000005728 strengthening Methods 0.000 claims description 6
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 2
- 230000002708 enhancing effect Effects 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 description 61
- 239000011149 active material Substances 0.000 description 17
- 230000008878 coupling Effects 0.000 description 12
- 238000010168 coupling process Methods 0.000 description 12
- 238000005859 coupling reaction Methods 0.000 description 12
- 230000007246 mechanism Effects 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 239000000835 fiber Substances 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000003595 spectral effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910002601 GaN Inorganic materials 0.000 description 1
- 229910005540 GaP Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
Description
도 2는 일부 실시예들에 따른, 도 1의 집적 회로의 선택된 엘리먼트들의 상면도를 도시한다.
도 3은 일부 실시예들에 따른, 실리콘-온-절연체 웨이퍼의 예를 도시한다.
도 4는 일부 실시예들에 따른, 실리콘-온-절연체 웨이퍼가 에칭된 이후, 실리콘-온-절연체 웨이퍼의 예를 도시한다.
도 5는 일부 실시예들에 따른, 산화물 재료가 도포된 이후, 실리콘-온-절연체 웨이퍼의 예를 도시한다.
도 6은 일부 실시예들에 따른, 도포된 산화물 재료가 연마되어 평탄화된 산화물 층을 형성한 이후, 웨이퍼의 예를 도시한다.
도 7은 일부 실시예들에 따른, III-V 반도체 층이 평탄화된 산화물 층과 접촉하여 배치된 이후, 디바이스의 예를 도시한다.
도 8은 일부 실시예들에 따른, III-V 반도체 층이 평탄화된 산화물 층에 대해 가압된 이후, 디바이스의 예를 도시한다.
도 9는 일부 실시예들에 따른, 집적 회로를 제조하기 위한 방법의 예의 플로우차트를 도시한다.
도 10은 일부 실시예들에 따른, 광학 트랜시버의 예를 도시한다.
대응하는 참조 부호들은 몇몇 도면들에 걸쳐 대응하는 부분들을 지시한다. 도면들 내의 엘리먼트들은 반드시 축척에 맞게 그려지지는 않는다. 도면들에 도시된 구성들은 단지 예들이며, 임의의 방식으로 발명의 대상의 범위를 제한하는 것으로서 해석되지 않아야 한다.
Claims (20)
- 집적 회로로서,
기판;
상기 기판 상에 배치되는 매립 산화물 층;
상기 매립 산화물 층 상에 배치되는 실리콘 층 ― 상기 실리콘 층은 상기 실리콘 층을 통해 상기 매립 산화물 층까지 연장하는 에칭된 수직 채널들을 포함함 ― ;
상기 실리콘 층 상에 배치되는 산화물 재료 ― 상기 산화물 재료는 상기 실리콘 층 내의 수직 채널들 내로 연장함 ― ; 및
상기 산화물 재료 상에 배치되는 III-V 반도체 층
을 포함하고, 상기 III-V 반도체 층과 상기 산화물 재료 사이에 존재하는 물 분자들은 제조 동안 상기 수직 채널들을 통해 상기 매립 산화물 층 내로 가압되고 이에 의해 상기 III-V 반도체 층과 상기 산화물 재료 사이의 결합을 강화시키는 집적 회로. - 제1항에 있어서,
상기 실리콘 층은 상기 실리콘 층 내로 부분적으로만 연장하는 에칭된 측방 채널들을 더 포함하고, 상기 산화물 재료는 상기 실리콘 층 내의 측방 채널들 내로 연장하고, 상기 측방 채널들은 상기 III-V 반도체 층의 둘레의 내부로부터 상기 III-V 반도체 층의 둘레의 외부까지 측방으로 연장하는 집적 회로. - 제2항에 있어서,
상기 수직 채널들은 상기 III-V 반도체 층의 영역에 걸쳐 제1 반복 패턴으로 위치되고;
상기 측방 채널들은 상기 III-V 반도체 층의 둘레 주위에 제2 반복 패턴으로 위치되는 집적 회로. - 제2항에 있어서,
상기 수직 채널들의 적어도 일부는 상기 측방 채널들의 적어도 일부를 교차하는 집적 회로. - 제1항에 있어서,
상기 산화물 재료는 제조 동안 도포되고, 이후 제조 동안 연마되어, 상기 실리콘 층 상에 배치되는 평탄화된 산화물 층을 형성하는 집적 회로. - 제5항에 있어서,
상기 III-V 반도체 층은 III-V 반도체 칩 상에 포함되고;
제조 동안, 상기 III-V 반도체 칩은 상기 평탄화된 산화물 층에 대해 가압되어, 상기 물 분자들을 상기 수직 채널들을 통해 상기 매립 산화물 층 내로 가압하는 집적 회로. - 제1항에 있어서,
제조 동안:
상기 실리콘 층은 제1 깊이까지 에칭되어 상기 측방 채널들을 형성하고;
상기 실리콘 층은 상기 제1 깊이와는 상이한 제2 깊이까지 에칭되어 상기 실리콘 층 내에 도파관들을 형성하는 집적 회로. - 제1항에 있어서,
제조 동안:
상기 실리콘 층은 제1 깊이까지 에칭되어 상기 측방 채널들을 형성하고 그리고 상기 실리콘 층 내에 도파관들을 형성하는 집적 회로. - 제1항에 있어서,
상기 기판은 실리콘(Si)으로 형성되고;
상기 매립 산화물 층은 실리콘 이산화물(SiO2)로 형성되고;
상기 산화물 재료는 실리콘 이산화물이고;
상기 III-V 반도체 층은 인듐 인화물(InP)로 형성되는 집적 회로. - 집적 회로를 제조하는 방법으로서,
기판, 상기 기판 상에 배치되는 매립 산화물 층, 및 상기 매립 산화물 층 상에 배치되는 실리콘 층을 포함하는 실리콘-온-절연체 웨이퍼를 제공하는 단계;
상기 실리콘 층의 일부분들을 에칭하여 상기 실리콘 층을 통해 상기 매립 산화물 층까지 연장하는 수직 채널들을 생성하는 단계;
산화물 재료를 상기 실리콘 층 상에 도포하는 단계 ― 상기 도포된 산화물 재료는 상기 실리콘 층 내의 수직 채널들 내로 연장함 ― ;
상기 산화물 재료와 접촉하여 III-V 반도체 층을 배치하는 단계; 및
상기 산화물 재료에 대해 상기 III-V 반도체 층을 가압하여 상기 III-V 반도체 층과 상기 산화물 재료 사이의 인터페이스에 존재하는 물 분자들을 상기 수직 채널들을 통해 상기 매립 산화물 층 내로 가압하여 이에 의해 상기 III-V 반도체 층과 상기 산화물 재료 사이의 결합을 강화하는 단계
를 포함하는 방법. - 제10항에 있어서,
상기 산화물 재료를 도포하기 이전에:
상기 실리콘 층의 일부분들을 부분적으로 에칭하여 상기 실리콘 층 내에 측방 채널들을 생성하는 단계 ― 상기 측방 채널들은, 상기 III-V 반도체 층이 상기 산화물 재료와 접촉하여 배치될 때, 상기 측방 채널들이 상기 III-V 반도체 층의 둘레의 내부로부터 상기 III-V 반도체 층의 둘레의 외부까지 측방으로 연장하도록 위치됨 ― 를 더 포함하고,
상기 III-V 반도체 층이 상기 산화물 재료에 대해 가압될 때, 상기 III-V 반도체 층과 상기 산화물 재료 사이의 인터페이스에 존재하는 물 분자들의 적어도 일부는 상기 측방 채널들 내로, 상기 III-V 반도체 층의 둘레를 지나, 그리고 확산을 통해, 상기 산화물 재료 밖으로 상기 III-V 반도체 층의 둘레를 둘러싸는 그리고 상기 산화물 재료에 인접한 대기 내로 가압되는 방법. - 제11항에 있어서,
상기 III-V 반도체 층이 상기 산화물 재료와 접촉하여 배치될 때:
상기 수직 채널들은 상기 III-V 반도체 층의 영역에 걸쳐 제1 반복 패턴으로 위치되고;
상기 측방 채널들은 상기 III-V 반도체 층의 둘레 주위에 제2 반복 패턴으로 위치되는 방법. - 제11항에 있어서,
상기 수직 채널들의 적어도 일부는 상기 측방 채널들의 적어도 일부를 교차하는 방법. - 제11항에 있어서,
상기 산화물 재료를 도포하기 이전에:
상기 실리콘 층의 일부분들을 부분적으로 에칭하여 상기 실리콘 층 내에 도파관들을 생성하는 단계
를 더 포함하는 방법. - 제14항에 있어서,
상기 실리콘 층은 제1 깊이까지 에칭되어 상기 측방 채널들을 형성하고;
상기 실리콘 층은 상기 제1 깊이와는 상이한 제2 깊이까지 에칭되어 상기 실리콘 층 내에 도파관들을 형성하는 방법. - 제15항에 있어서,
상기 실리콘 층은 상기 제1 깊이까지 에칭되어 상기 실리콘 층 내의 상기 측방 채널들 및 도파관들을 형성하는 방법. - 제10항에 있어서,
상기 산화물 재료를 도포한 이후 그리고 상기 산화물 재료와 접촉하여 상기 III-V 반도체 층을 배치하기 이전에:
상기 산화물 재료를 연마하여 상기 실리콘 층 상에 배치되는 평탄화된 산화물 층을 형성하는 단계
를 더 포함하고, 상기 III-V 반도체 층은 상기 평탄화된 산화물 층과 접촉하여 배치되는 방법. - 제10항에 있어서,
상기 III-V 반도체 층은 상온에서 상기 산화물 재료 층과 접촉하여 배치되고;
상기 III-V 반도체 층은 주위 압력에서 그리고 상온보다 더 높은 온도에서 상기 산화물 재료에 대해 가압되는 방법. - 제10항에 있어서,
상기 III-V 반도체 층은 상온에서 상기 산화물 재료층과 접촉하여 배치되고;
상기 III-V 반도체 층은 진공 내에서 그리고 상온보다 더 높은 온도에서 상기 산화물 재료에 대해 가압되는 방법. - 집적 회로로서,
기판;
상기 기판 상에 배치되는 매립 산화물 층;
상기 매립 산화물 층 상에 배치되는 실리콘 층 ― 상기 실리콘 층은 상기 실리콘 층을 통해 상기 매립 산화물 층까지 연장하는 에칭된 수직 채널들을 포함하고, 상기 실리콘 층은 부분적으로만 상기 실리콘 층 내로 연장하는 에칭된 측방 채널들을 포함함 ― ;
상기 실리콘 층 상에 배치되는 평탄화된 산화물 층 ― 상기 평탄화된 산화물 층은 상기 실리콘 층 내의 상기 수직 채널들 및 측방 채널들 내로 연장하는 산화물 재료로 형성됨 ― ; 및
상기 산화물 재료 상에 배치되는 III-V 반도체 층 ― 상기 측방 채널들은 상기 III-V 반도체 층의 둘레의 내부로부터 상기 III-V 반도체 층의 둘레의 외부까지 측방으로 연장하고, 상기 수직 채널들은 상기 III-V 반도체 층의 영역에 걸쳐 제1 반복 패턴으로 위치되고, 상기 측방 채널들은 상기 III-V 반도체 층의 둘레 주위에 제2 반복 패턴으로 위치됨 ― 을 포함하고,
상기 III-V 반도체 층과 상기 산화물 재료 사이에 존재하는 적어도 일부 물 분자들은 제조 동안 상기 수직 채널들을 통해 상기 매립 산화물 층 내에 가압되고 이에 의해 상기 III-V 반도체 층과 상기 산화물 재료 사이의 결합을 강화하고,
상기 III-V 반도체 층과 상기 산화물 재료 사이에 존재하는 적어도 일부 물 분자들은 제조 동안 상기 측방 채널들 내로, 상기 III-V 반도체 층의 둘레를 지나, 그리고, 확산을 통해, 상기 산화물 재료 밖으로 상기 III-V 반도체 층의 둘레 주위의 그리고 상기 산화물 재료에 인접한 대기 내로 가압되는 집적 회로.
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KR20090073985A (ko) * | 2007-12-31 | 2009-07-03 | 인텔 코오퍼레이션 | 실리콘 온 인슐레이터 웨이퍼들 상의 활성 디바이스들을 위한 열 분로 |
US20120119258A1 (en) * | 2008-01-14 | 2012-05-17 | The Regents Of The University Of California | Vertical outgassing channels |
KR20110126661A (ko) * | 2009-02-11 | 2011-11-23 | 덴마크스 텍니스케 유니버시테트 | 하이브리드 수직공진 레이저 |
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EP3561854A1 (en) | 2019-10-30 |
TW201946097A (zh) | 2019-12-01 |
CN110416224B (zh) | 2023-11-03 |
US20190333873A1 (en) | 2019-10-31 |
US10541214B2 (en) | 2020-01-21 |
SG10201902038XA (en) | 2019-11-28 |
CN110416224A (zh) | 2019-11-05 |
KR102746301B1 (ko) | 2024-12-26 |
TWI794461B (zh) | 2023-03-01 |
US20220270986A1 (en) | 2022-08-25 |
US11309261B2 (en) | 2022-04-19 |
US12119309B2 (en) | 2024-10-15 |
CN117438380A (zh) | 2024-01-23 |
US20200118946A1 (en) | 2020-04-16 |
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