KR100667912B1 - 반도체 소자의 소자분리막 제조방법 - Google Patents
반도체 소자의 소자분리막 제조방법 Download PDFInfo
- Publication number
- KR100667912B1 KR100667912B1 KR1020050063087A KR20050063087A KR100667912B1 KR 100667912 B1 KR100667912 B1 KR 100667912B1 KR 1020050063087 A KR1020050063087 A KR 1020050063087A KR 20050063087 A KR20050063087 A KR 20050063087A KR 100667912 B1 KR100667912 B1 KR 100667912B1
- Authority
- KR
- South Korea
- Prior art keywords
- substrate
- trench
- device isolation
- isolation layer
- ions
- Prior art date
Links
- 238000002955 isolation Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000004065 semiconductor Substances 0.000 title claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 52
- 150000002500 ions Chemical class 0.000 claims abstract description 32
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 15
- 239000010703 silicon Substances 0.000 claims abstract description 15
- 239000012299 nitrogen atmosphere Substances 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 8
- 230000001590 oxidative effect Effects 0.000 claims 1
- 230000001629 suppression Effects 0.000 claims 1
- 238000000151 deposition Methods 0.000 abstract description 3
- 238000000137 annealing Methods 0.000 abstract 2
- 230000002040 relaxant effect Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 13
- 150000004767 nitrides Chemical class 0.000 description 9
- 230000003213 activating effect Effects 0.000 description 5
- 238000005468 ion implantation Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002002 slurry 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
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
- H01L21/76237—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials introducing impurities in trench side or bottom walls, e.g. for forming channel stoppers or alter isolation behavior
-
- 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
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
- H01L21/26513—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors of electrically active species
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (6)
- 실리콘 기판 내에 소정 깊이를 가지는 트렌치를 형성하고 고온 건식 산화시켜 트렌치 상부 및 하부 모서리 라운딩시키는 단계;상기 트렌치에 갭필 산화막하여 매립하여 소자분리막을 형성하는 단계;상기 소자분리막이 형성된 기판을 질소 분위기에서 제1 열처리하는 단계;상기 제1 열처리된 기판을 냉각시키는 단계;상기 냉각된 기판의 활성 영역 내에 불순물 이온을 주입하는 단계; 및상기 불순물 이온이 주입된 기판을 제2 열처리하여 불순물을 활성화시키는 단계를 포함하는 반도체 소자의 소자분리막 제조방법.
- 삭제
- 제1항에 있어서,상기 제1 열처리 공정은 600℃ 내지 700℃의 퍼니스에서 진행하는 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제3항에 있어서,상기 제1 열처리 공정은 8분 내지 12분 동안 진행하는 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제1항에 있어서,상기 제1 열처리된 기판을 냉각시키는 단계는 상기 제1 열처리된 기판을 600℃ 내지 700℃의 퍼니스 내에서 퍼니스의 온도를 600℃ 이하로 낮추어 냉각하는 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
- 제1항에 있어서,상기 불순물 이온은 웰 형성용 이온과 문턱전압 조절용 이온 및 펀치쓰루 현상 억제용 이온인 것을 특징으로 하는 반도체 소자의 소자분리막 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050063087A KR100667912B1 (ko) | 2005-07-13 | 2005-07-13 | 반도체 소자의 소자분리막 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050063087A KR100667912B1 (ko) | 2005-07-13 | 2005-07-13 | 반도체 소자의 소자분리막 제조방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100667912B1 true KR100667912B1 (ko) | 2007-01-11 |
Family
ID=37867843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050063087A KR100667912B1 (ko) | 2005-07-13 | 2005-07-13 | 반도체 소자의 소자분리막 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100667912B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020012906A (ko) * | 2000-08-09 | 2002-02-20 | 박종섭 | 문턱전압 및 필드정지용 이온주입이 포함된 반도체장치의소자분리막 형성방법 |
KR20040058965A (ko) * | 2002-12-27 | 2004-07-05 | 주식회사 하이닉스반도체 | 반도체 소자의 소자분리막 형성 방법 |
-
2005
- 2005-07-13 KR KR1020050063087A patent/KR100667912B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020012906A (ko) * | 2000-08-09 | 2002-02-20 | 박종섭 | 문턱전압 및 필드정지용 이온주입이 포함된 반도체장치의소자분리막 형성방법 |
KR20040058965A (ko) * | 2002-12-27 | 2004-07-05 | 주식회사 하이닉스반도체 | 반도체 소자의 소자분리막 형성 방법 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2001061747A2 (en) | Method for eliminating stress induced dislocation in cmos devices | |
JP4508129B2 (ja) | 半導体基板に活性領域と分離領域を形成する方法及び集積回路を形成する方法 | |
KR100718823B1 (ko) | 실리콘-게르마늄 트랜지스터 및 관련 방법들 | |
JP2003017555A (ja) | 半導体集積回路装置およびその製造方法 | |
JPS63244776A (ja) | 絶縁ゲ−ト型電界効果トランジスタの製造方法 | |
US8466500B2 (en) | Semiconductor device and method for manufacturing the same | |
KR100400254B1 (ko) | 반도체 소자의 제조방법 | |
US6683004B1 (en) | Method of manufacturing a semiconductor device, and semiconductor device manufactured thereby | |
KR100667912B1 (ko) | 반도체 소자의 소자분리막 제조방법 | |
US6344374B1 (en) | Method of fabricating insulators for isolating electronic devices | |
US7338870B2 (en) | Methods of fabricating semiconductor devices | |
US20070155187A1 (en) | Method for preparing a gate oxide layer | |
KR101098443B1 (ko) | 반도체 소자의 소자분리막 형성 방법 | |
KR100955677B1 (ko) | 반도체 메모리소자의 소자분리막 형성방법 | |
KR20030088235A (ko) | 반도체 소자의 소자분리막 형성방법 | |
KR20080088680A (ko) | 반도체 소자의 sti 형성공정 | |
KR100745056B1 (ko) | 반도체소자의 소자분리막 형성방법 | |
KR20030001941A (ko) | 반도체소자의 제조방법 | |
KR100967203B1 (ko) | 반도체 소자의 소자 분리막 제조방법 | |
KR100209211B1 (ko) | 반도체 소자 제조방법 | |
KR101081854B1 (ko) | 반도체 소자의 소자분리막 제조방법 | |
KR100744806B1 (ko) | 반도체 소자의 소자분리막 제조방법 | |
KR20040038120A (ko) | 반도체소자의 소자분리막 제조방법 | |
KR20100001867A (ko) | 반도체 소자 및 그의 제조방법 | |
JP2001189379A (ja) | 半導体装置及びその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121210 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20131217 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20141222 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20151217 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20161220 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20171218 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20181218 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20191217 Year of fee payment: 14 |