KR100491272B1 - 소이 기판의 제조 방법 - Google Patents
소이 기판의 제조 방법 Download PDFInfo
- Publication number
- KR100491272B1 KR100491272B1 KR1019970033352A KR19970033352A KR100491272B1 KR 100491272 B1 KR100491272 B1 KR 100491272B1 KR 1019970033352 A KR1019970033352 A KR 1019970033352A KR 19970033352 A KR19970033352 A KR 19970033352A KR 100491272 B1 KR100491272 B1 KR 100491272B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- high concentration
- concentration impurity
- mask layer
- region
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 61
- 239000012535 impurity Substances 0.000 claims abstract description 41
- 239000004065 semiconductor Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 26
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 20
- 229920005591 polysilicon Polymers 0.000 claims abstract description 20
- 238000002955 isolation Methods 0.000 claims abstract description 17
- 238000003487 electrochemical reaction Methods 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 10
- 150000002500 ions Chemical class 0.000 claims abstract description 7
- 230000001590 oxidative effect Effects 0.000 claims abstract description 3
- 238000005530 etching Methods 0.000 claims abstract 2
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 150000004767 nitrides Chemical class 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 229920002120 photoresistant polymer Polymers 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 22
- 229910052710 silicon Inorganic materials 0.000 abstract description 22
- 239000010703 silicon Substances 0.000 abstract description 22
- 238000000407 epitaxy Methods 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- -1 oxygen ions Chemical class 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000005468 ion implantation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- 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
- H01L21/76254—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 with separation/delamination along an ion implanted layer, e.g. Smart-cut, Unibond
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
- H01L21/0274—Photolithographic processes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (7)
- 반도체 기판(100)상에 소정의 불순물 이온(102)을 주입하여 상기 반도체 기판(100)내에 고농도 불순물 영역(104)을 형성하는 공정과;상기 반도체 기판(100)상에 에피택셜층(106)과 제 1 및 제 2 마스크층(110, 112)을 순차적으로 형성하는 공정과;상기 제 2 마스크층(112)상에 엑티브 소자 형성 영역(a)과 소자격리영역(b)을 정의하여 상기 소자격리영역(b)의 상기 고농도 불순물 영역(104)이 노출되도록 상기 제 1 및 제 2 마스크층(110, 112)과 그 하부의 에피택셜층(106)을 식각 하는 공정과;상기 고농도 불순물 영역(104)이 전기 화학적 반응을 통해 다공성 고농도 불순물 영역(115)이 되도록 하는 공정과;상기 제 2 마스크층(112)을 제거하는 공정과;상기 다공성 고농도 불순물 영역(115)의 반도체 기판(100)을 산화시켜 제 1 산화막(116)을 형성하는 공정과;상기 소자격리영역(b)을 폴리실리콘막(118)으로 채우는 공정과;상기 제 1 마스크층(110)을 식각정지막으로 하여 상기 폴리실리콘막(118)을 평탄화 시키는 공정과;상기 폴리실리콘막(118)상에 제 2 산화막(120)을 형성하는 공정과;상기 제 2 산화막(120)과 제 1 마스크층(110)을 제거하는 공정을 포함하고,상기 제 2 산화막(120)의 형성으로 상기 폴리실리콘막(118)의 표면이 상기 엑티브 소자 형성 영역(a)의 에피택셜층(106)의 표면과 나란하게 되는 SOI 기판의 제조 방법.
- 제 1 항에 있어서,상기 제 1 마스크층(110)은, 얇은 산화막(107)과 질화막(108)이 순차적으로 적층된 다층막인 SOI 기판의 제조 방법.
- 제 1 항에 있어서,상기 제 2 마스크층(112)은, 포토레지스트막과 폴리마이드 중 어느 하나인 SOI 기판의 제조 방법.
- 제 1 항에 있어서,상기 전기 화학적 반응은, HF 양극 반응인 SOI 기판의 제조 방법.
- 제 1 항에 있어서,상기 다공성 고농도 불순물 영역(115)의 산화 속도는, 상기 다공성 고농도 불순물 영역(115) 하부의 반도체 기판(100) 및 상기 에피택셜층(106), 그리고 상기 제 1 마스크층(110)의 산화속도보다 상대적으로 더 빠른 SOI 기판의 제조 방법.
- 제 1 항에 있어서,상기 폴리실리콘막(118)은, 소자격리막으로 사용되는 SOI 기판의 제조 방법.
- 제 1 항에 있어서,상기 평탄화 공정은, CMP 공정인 SOI 기판의 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970033352A KR100491272B1 (ko) | 1997-07-16 | 1997-07-16 | 소이 기판의 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970033352A KR100491272B1 (ko) | 1997-07-16 | 1997-07-16 | 소이 기판의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990010549A KR19990010549A (ko) | 1999-02-18 |
KR100491272B1 true KR100491272B1 (ko) | 2005-08-01 |
Family
ID=37303853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970033352A KR100491272B1 (ko) | 1997-07-16 | 1997-07-16 | 소이 기판의 제조 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100491272B1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR930024086A (ko) * | 1992-05-15 | 1993-12-21 | 마즈코 겐나지 | 고에너지에서 이온 주입후 열처리를 통하여 제조된 깊고 얇은 산화물층을 갖는 에스오아이(soi) 구조물 |
KR960002473Y1 (ko) * | 1993-07-16 | 1996-03-25 | 이원형 | 건축공사용 족답기구 |
EP0779650A2 (en) * | 1995-12-12 | 1997-06-18 | Canon Kabushiki Kaisha | Fabrication process of SOI substrate |
JPH09162090A (ja) * | 1995-10-06 | 1997-06-20 | Canon Inc | 半導体基体とその製造方法 |
US5646053A (en) * | 1995-12-20 | 1997-07-08 | International Business Machines Corporation | Method and structure for front-side gettering of silicon-on-insulator substrates |
-
1997
- 1997-07-16 KR KR1019970033352A patent/KR100491272B1/ko not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR930024086A (ko) * | 1992-05-15 | 1993-12-21 | 마즈코 겐나지 | 고에너지에서 이온 주입후 열처리를 통하여 제조된 깊고 얇은 산화물층을 갖는 에스오아이(soi) 구조물 |
KR960002473Y1 (ko) * | 1993-07-16 | 1996-03-25 | 이원형 | 건축공사용 족답기구 |
JPH09162090A (ja) * | 1995-10-06 | 1997-06-20 | Canon Inc | 半導体基体とその製造方法 |
EP0779650A2 (en) * | 1995-12-12 | 1997-06-18 | Canon Kabushiki Kaisha | Fabrication process of SOI substrate |
US5646053A (en) * | 1995-12-20 | 1997-07-08 | International Business Machines Corporation | Method and structure for front-side gettering of silicon-on-insulator substrates |
Also Published As
Publication number | Publication date |
---|---|
KR19990010549A (ko) | 1999-02-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6800518B2 (en) | Formation of patterned silicon-on-insulator (SOI)/silicon-on-nothing (SON) composite structure by porous Si engineering | |
JPH07326664A (ja) | ウエハの誘電体分離溝の充填方法 | |
JP2003347525A (ja) | Soi半導体基板の形成方法及びそれにより形成されたsoi半導体基板 | |
JP2799254B2 (ja) | 半導体装置の製造方法 | |
KR100273615B1 (ko) | 반도체장치및그제조방법 | |
US4056415A (en) | Method for providing electrical isolating material in selected regions of a semiconductive material | |
JPH09181170A (ja) | 素子分離膜形成方法 | |
US7067387B2 (en) | Method of manufacturing dielectric isolated silicon structure | |
JP2976929B2 (ja) | 半導体装置の製造方法 | |
US5597738A (en) | Method for forming isolated CMOS structures on SOI structures | |
KR19980086998A (ko) | Soi 구조를 가지는 반도체장치 및 그 제조방법 | |
JPH0964323A (ja) | 半導体基板の製造方法 | |
JPH06232247A (ja) | 絶縁層上に隔離された半導体層を製造する方法 | |
KR100491272B1 (ko) | 소이 기판의 제조 방법 | |
JPH1197654A (ja) | 半導体基板の製造方法 | |
KR100355870B1 (ko) | 반도체 소자 분리를 위한 얕은 트렌치 제조 방법 | |
WO2005083775A1 (en) | FORMATION OF PATTERNED SILICON-ON-INSULATOR (SOI)/SILICON-ON-NOTHING (SON) COMPOSITE STRUCTURE BY POROUS Si ENGINEERING | |
JPS60137037A (ja) | 半導体装置の製造方法 | |
JPS59124142A (ja) | 半導体装置の製造方法 | |
KR100356793B1 (ko) | 비씨-에스오아이 소자의 제조방법 | |
JPS58159348A (ja) | 半導体装置の分離方法 | |
KR100925136B1 (ko) | 다공성 Si 엔지니어링에 의한 패터닝된실리콘-온-인슐레이터(SOI)/실리콘-온-낫싱 (SON)복합 구조물의 형성 | |
JP2783200B2 (ja) | 半導体装置の製造方法 | |
KR19980084714A (ko) | 반도체소자의 분리영역 제조방법 | |
KR100262664B1 (ko) | 듀얼 게이트 소자 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19970716 |
|
PG1501 | Laying open of application | ||
N231 | Notification of change of applicant | ||
PN2301 | Change of applicant |
Patent event date: 19990414 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20020704 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19970716 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20041013 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20050512 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20050516 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20050517 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20080429 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20090430 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20100426 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20110427 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20120427 Start annual number: 8 End annual number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20130426 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20130426 Start annual number: 9 End annual number: 9 |
|
FPAY | Annual fee payment |
Payment date: 20140325 Year of fee payment: 10 |
|
PR1001 | Payment of annual fee |
Payment date: 20140325 Start annual number: 10 End annual number: 10 |
|
FPAY | Annual fee payment |
Payment date: 20160509 Year of fee payment: 12 |
|
PR1001 | Payment of annual fee |
Payment date: 20160509 Start annual number: 12 End annual number: 12 |
|
FPAY | Annual fee payment |
Payment date: 20170329 Year of fee payment: 13 |
|
PR1001 | Payment of annual fee |
Payment date: 20170329 Start annual number: 13 End annual number: 13 |
|
EXPY | Expiration of term | ||
PC1801 | Expiration of term |
Termination date: 20180116 Termination category: Expiration of duration |