KR20090042139A - 반도체 기판의 제조 방법 - Google Patents
반도체 기판의 제조 방법 Download PDFInfo
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- KR20090042139A KR20090042139A KR1020080074004A KR20080074004A KR20090042139A KR 20090042139 A KR20090042139 A KR 20090042139A KR 1020080074004 A KR1020080074004 A KR 1020080074004A KR 20080074004 A KR20080074004 A KR 20080074004A KR 20090042139 A KR20090042139 A KR 20090042139A
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Abstract
Description
Claims (5)
- 실리콘 기판의 주요면에 수소 이온 주입층을 형성하는 이온 주입 공정과,투명 절연성 기판과 상기 실리콘 기판 중 어느 한쪽 또는 양쪽의 주요면에 플라즈마 처리를 행하는 표면 처리 공정과,상기 투명 절연성 기판과 상기 실리콘 기판의 주요면 끼리를 접합시키는 공정과,접합 기판의 상기 실리콘 기판으로부터 실리콘 박막을 기계적으로 박리하여 상기 투명 절연성 기판의 주요면 상에 실리콘막을 갖는 SOI 기판으로 하는 박리 공정과,상기 SOI 기판의 상기 실리콘막을 평탄화 처리하는 공정과,상기 평탄화 후의 실리콘막 표면을 450℃ 이하의 온도에서 열산화시켜 100Å 이하의 산화막을 형성하는 공정과,상기 열산화막 상에 CVD법으로 산화막을 퇴적시켜 게이트 산화막을 형성하는 공정을 포함하는 반도체 기판의 제조 방법.
- 제1항에 있어서, 상기 CVD법에 의한 산화는 N2O와 SiH4의 혼합 가스, O2와 SiH4의 혼합 가스 또는 TEOS 가스 중 1종 이상의 가스에 의해 행해지는 것인 반도체 기판의 제조 방법.
- 제1항 또는 제2항에 있어서, 상기 CVD법에 의한 산화막의 형성 후에 수소를 0.1몰%∼4 몰%의 농도로 함유하는 불활성화 가스 분위기 속에서 열처리하는 공정을 더 포함하는 것인 반도체 기판의 제조 방법.
- 제1항 또는 제2항에 있어서, 상기 박리 공정 전에 상기 접합 기판을 100℃∼300℃의 온도에서 열처리하는 공정을 포함하는 것인 반도체 기판의 제조 방법.
- 제1항 또는 제2항에 있어서, 상기 투명 절연성 기판은 석영 기판, 사파이어 기판, 붕규산 유리 기판 또는 결정화 유리 기판 중 어느 하나인 것인 반도체 기판의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2007-00277504 | 2007-10-25 | ||
JP2007277504A JP2009105315A (ja) | 2007-10-25 | 2007-10-25 | 半導体基板の製造方法 |
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KR20090042139A true KR20090042139A (ko) | 2009-04-29 |
KR101384845B1 KR101384845B1 (ko) | 2014-04-15 |
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KR1020080074004A Expired - Fee Related KR101384845B1 (ko) | 2007-10-25 | 2008-07-29 | 반도체 기판의 제조 방법 |
Country Status (5)
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US (1) | US7696059B2 (ko) |
EP (1) | EP2053645B1 (ko) |
JP (1) | JP2009105315A (ko) |
KR (1) | KR101384845B1 (ko) |
TW (1) | TWI437644B (ko) |
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JP2010278337A (ja) * | 2009-05-29 | 2010-12-09 | Shin-Etsu Chemical Co Ltd | 表面欠陥密度が少ないsos基板 |
JP2010278341A (ja) * | 2009-05-29 | 2010-12-09 | Shin-Etsu Chemical Co Ltd | 貼り合わせsos基板 |
JP2010278338A (ja) * | 2009-05-29 | 2010-12-09 | Shin-Etsu Chemical Co Ltd | 界面近傍における欠陥密度が低いsos基板 |
SG11201404039UA (en) * | 2012-01-12 | 2014-10-30 | Shinetsu Chemical Co | Thermally oxidized heterogeneous composite substrate and method for manufacturing same |
JP5631343B2 (ja) * | 2012-02-08 | 2014-11-26 | 東京応化工業株式会社 | 積層体の製造方法 |
JP6665771B2 (ja) * | 2016-12-21 | 2020-03-13 | 株式会社Sumco | pn接合シリコンウェーハの製造方法およびpn接合シリコンウェーハ |
KR20230060633A (ko) | 2021-10-27 | 2023-05-08 | 삼성디스플레이 주식회사 | 표시 장치 및 그 제조 방법 |
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KR100232886B1 (ko) * | 1996-11-23 | 1999-12-01 | 김영환 | Soi 웨이퍼 제조방법 |
US6245161B1 (en) * | 1997-05-12 | 2001-06-12 | Silicon Genesis Corporation | Economical silicon-on-silicon hybrid wafer assembly |
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TW452866B (en) * | 2000-02-25 | 2001-09-01 | Lee Tien Hsi | Manufacturing method of thin film on a substrate |
US6600173B2 (en) * | 2000-08-30 | 2003-07-29 | Cornell Research Foundation, Inc. | Low temperature semiconductor layering and three-dimensional electronic circuits using the layering |
TW523931B (en) * | 2001-02-20 | 2003-03-11 | Hitachi Ltd | Thin film transistor and method of manufacturing the same |
AU2002360825A1 (en) * | 2002-05-31 | 2003-12-19 | Advanced Micro Devices, Inc. | Diffusion barrier layer in semiconductor substrates to reduce copper contamination from the back side |
US7176528B2 (en) * | 2003-02-18 | 2007-02-13 | Corning Incorporated | Glass-based SOI structures |
EP1667214B1 (en) * | 2003-09-10 | 2012-03-21 | Shin-Etsu Handotai Co., Ltd. | Method for cleaning a multilayer substrate and method for bonding substrates and method for producing bonded wafer |
KR20050106250A (ko) * | 2004-05-04 | 2005-11-09 | 네오폴리((주)) | 플라즈마를 이용한 다결정 박막 트랜지스터의 제조 방법 |
JP5183874B2 (ja) | 2004-12-28 | 2013-04-17 | 信越化学工業株式会社 | Soiウエーハの製造方法 |
JP2006210899A (ja) | 2004-12-28 | 2006-08-10 | Shin Etsu Chem Co Ltd | Soiウエーハの製造方法及びsoiウェーハ |
US7446380B2 (en) * | 2005-04-29 | 2008-11-04 | International Business Machines Corporation | Stabilization of flatband voltages and threshold voltages in hafnium oxide based silicon transistors for CMOS |
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2007
- 2007-10-25 JP JP2007277504A patent/JP2009105315A/ja not_active Withdrawn
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2008
- 2008-07-29 KR KR1020080074004A patent/KR101384845B1/ko not_active Expired - Fee Related
- 2008-10-03 US US12/285,409 patent/US7696059B2/en active Active
- 2008-10-07 EP EP08017578A patent/EP2053645B1/en active Active
- 2008-10-24 TW TW097140890A patent/TWI437644B/zh not_active IP Right Cessation
Also Published As
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TW200929385A (en) | 2009-07-01 |
TWI437644B (zh) | 2014-05-11 |
US20090111237A1 (en) | 2009-04-30 |
EP2053645A3 (en) | 2009-10-14 |
KR101384845B1 (ko) | 2014-04-15 |
US7696059B2 (en) | 2010-04-13 |
JP2009105315A (ja) | 2009-05-14 |
EP2053645A2 (en) | 2009-04-29 |
EP2053645B1 (en) | 2013-01-16 |
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