KR20120107863A - 반도체 온 절연체형 기판을 위한 베이스 기판의 제조 방법 - Google Patents
반도체 온 절연체형 기판을 위한 베이스 기판의 제조 방법 Download PDFInfo
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- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76251—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques
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- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02123—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon
- H01L21/02164—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material being a silicon oxide, e.g. SiO2
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- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02296—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer
- H01L21/02299—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment
- H01L21/02301—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment in-situ cleaning
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- H—ELECTRICITY
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- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76262—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using selective deposition of single crystal silicon, i.e. SEG techniques
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
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Abstract
(a) 500 Ohm.cm 이상의 전기 저항율을 가진 실리콘 기판(1)을 제공하는 단계,
(b) 상기 기판(1)의 표면 위에 존재하는 자연 산화물 및/또는 도펀트들을 제거하기 위해, 상기 기판(1)의 표면을 세정하는 단계,
(c) 상기 기판(1) 위에 유전체 재료의 층(2)을 형성하는 단계,
(d) 상기 층(2) 위에 다결정 실리콘의 층(3)을 형성하는 단계을 포함하는, 베이스 기판을 제조하는 방법에 있어서,
단계들 (b), (c) 및 (d)는 연속해서 동일 인클로저(10)에서 실시되는 것을 특징으로 하는, 베이스 기판을 제조하는 방법에 관한 것이다.
Description
도 2는 동일한 인클로저에서의 기판 위에의 유전체 재료의 층의 형성을 개략적으로 나타낸 도면.
도 3는 동일한 인클로저에서의 유전체층 위에의 다결정 실리콘의 층의 증착을 개략적으로 나타낸 도면.
도 4는 상기 방법이 수개의 체임버들을 포함하는 인클로저에서 실시되는 변형예를 나타낸 도면.
2 : 유전체 재료의 층
3 : 다결정 실리콘의 층
10 : 인클로저
Claims (9)
- 반도체 온 절연체형(semi-conductor on insulator type) 기판의 제조를 위한 베이스 기판을 제조하는 방법으로서,
(a) 500 Ohm.cm 이상의 전기 저항율을 가진 실리콘 기판(1)을 제공하는 단계,
(b) 상기 기판(1)의 표면 위에 존재하는 자연 산화물 및/또는 도펀트들을 제거하기 위해, 상기 기판(1)의 표면을 세정하는 단계,
(c) 상기 기판(1) 위에 유전체 재료의 층(2)을 형성하는 단계,
(d) 상기 층(2) 위에 다결정 실리콘의 층(3)을 형성하는 단계을 포함하는, 베이스 기판을 제조하는 방법에 있어서,
단계들 (b), (c) 및 (d)는 연속해서 동일 인클로저(10)에서 실시되는 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 1 항에 있어서,
상기 세정하는 단계 (b)는 환원 분위기에서의 열 처리를 포함하는 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 유전체 재료는 실리콘 산화물인 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 3 항에 있어서,
단계 (c)는 산화 분위기에서의 상기 기판(1)의 열 처리를 포함하는 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 4 항에 있어서,
상기 산화 분위기는 불활성 가스 및 산소를 포함하고, 상기 산소 함량은 100과 5000 ppm 사이에 포함되어 있는 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
단계 (d)는 900℃보다 낮거나 같은 온도에서의 다결정 실리콘의 증착을 포함하는 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,
상기 인클로저(10)는 에피택시 프레임(epitaxy frame)인 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,
상기 인클로저(10)는 단계 (b)의 실시를 위한 제 1 체임버(10A), 단계 (c)의 실시를 위한 제 2 체임버(10B) 및 단계 (d)의 실시를 위한 제 3 체임버(10C)를 포함하고, 상기 체임버들은 외부로부터 격리된 에어록들(11A, 11B)을 통해 접속되어 있는 것을 특징으로 하는, 베이스 기판을 제조하는 방법. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
단계 (d)에서 얻어진 상기 기판(1, 2, 3)은 반도체 온 절연체형 기판의 제조에서 베이스 기판으로서 사용되는 것을 특징으로 하는, 베이스 기판을 제조하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FRFR1152353 | 2011-03-22 | ||
FR1152353A FR2973159B1 (fr) | 2011-03-22 | 2011-03-22 | Procede de fabrication d'un substrat de base |
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KR20120107863A true KR20120107863A (ko) | 2012-10-04 |
KR101379885B1 KR101379885B1 (ko) | 2014-04-01 |
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KR1020120027527A Active KR101379885B1 (ko) | 2011-03-22 | 2012-03-19 | 반도체 온 절연체형 기판을 위한 베이스 기판의 제조 방법 |
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US (1) | US8765571B2 (ko) |
EP (1) | EP2503592A1 (ko) |
JP (1) | JP5726796B2 (ko) |
KR (1) | KR101379885B1 (ko) |
CN (1) | CN102693933B (ko) |
FR (1) | FR2973159B1 (ko) |
SG (1) | SG184651A1 (ko) |
TW (1) | TWI458020B (ko) |
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- 2012-03-06 TW TW101107519A patent/TWI458020B/zh active
- 2012-03-09 SG SG2012016770A patent/SG184651A1/en unknown
- 2012-03-19 KR KR1020120027527A patent/KR101379885B1/ko active Active
- 2012-03-20 CN CN201210074558.5A patent/CN102693933B/zh active Active
- 2012-03-21 US US13/426,190 patent/US8765571B2/en active Active
- 2012-03-21 JP JP2012064056A patent/JP5726796B2/ja active Active
- 2012-03-22 EP EP12160793A patent/EP2503592A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
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JP2012199550A (ja) | 2012-10-18 |
US20120244687A1 (en) | 2012-09-27 |
FR2973159A1 (fr) | 2012-09-28 |
JP5726796B2 (ja) | 2015-06-03 |
CN102693933A (zh) | 2012-09-26 |
KR101379885B1 (ko) | 2014-04-01 |
FR2973159B1 (fr) | 2013-04-19 |
SG184651A1 (en) | 2012-10-30 |
EP2503592A1 (en) | 2012-09-26 |
TWI458020B (zh) | 2014-10-21 |
TW201239990A (en) | 2012-10-01 |
US8765571B2 (en) | 2014-07-01 |
CN102693933B (zh) | 2016-12-14 |
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