KR20020016725A - 반도체장치의 소자격리방법 - Google Patents
반도체장치의 소자격리방법 Download PDFInfo
- Publication number
- KR20020016725A KR20020016725A KR1020000049920A KR20000049920A KR20020016725A KR 20020016725 A KR20020016725 A KR 20020016725A KR 1020000049920 A KR1020000049920 A KR 1020000049920A KR 20000049920 A KR20000049920 A KR 20000049920A KR 20020016725 A KR20020016725 A KR 20020016725A
- Authority
- KR
- South Korea
- Prior art keywords
- trench
- device isolation
- substrate
- forming
- oxide film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W10/00—Isolation regions in semiconductor bodies between components of integrated devices
- H10W10/01—Manufacture or treatment
- H10W10/011—Manufacture or treatment of isolation regions comprising dielectric materials
- H10W10/014—Manufacture or treatment of isolation regions comprising dielectric materials using trench refilling with dielectric materials, e.g. shallow trench isolations
- H10W10/0145—Manufacture or treatment of isolation regions comprising dielectric materials using trench refilling with dielectric materials, e.g. shallow trench isolations of trenches having shapes other than rectangular or V-shape
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
- H10P14/6326—Deposition processes
- H10P14/6328—Deposition from the gas or vapour phase
- H10P14/6329—Deposition from the gas or vapour phase using physical ablation of a target, e.g. physical vapour deposition or pulsed laser deposition
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
- H10P14/6326—Deposition processes
- H10P14/6328—Deposition from the gas or vapour phase
- H10P14/6334—Deposition from the gas or vapour phase using decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
Landscapes
- Element Separation (AREA)
Abstract
Description
Claims (5)
- 반도체 기판상에 소자격리영역과 소자활성영역을 정의하기 위하여 상기 소자격리영역을 노출시키는 개구부를 갖는 마스크층을 형성하는 단계와,상기 마스크층으로 보호되지 않는 상기 기판을 소정 깊이로 제거하여 트렌치를 형성하는 단계와,노출된 상기 기판의 일부와 상기 트렌치 내부 표면을 저온습식산화시켜 제 1 산화막을 형성하는 단계와,상기 제 1 산화막을 습식식각으로 제거하는 단계와,상기 트렌치 저면을 보호막으로 덮는 단계와,노출된 상기 트렌치 내부 표면의 상기 기판을 고온건식산화시켜 제 2 산화막을 형성하는 단계와,상기 트렌치 내부를 절연물질로 매립하고 상기 식각마스크를 제거하는 단계로 이루어진 반도체장치의 소자격리방법.
- 청구항 1에 있어서,상기 마스크층은 버퍼산화막을 개재시킨 질화막으로 형성하는 것이 특징인 반도체장치의 소자격리방법.
- 청구항 1에 있어서,상기 저온습식산화는 700 - 950℃에서 실시하고 상기 고온건식산화는 950 - 1100℃에서 실시하는 것이 특징인 반도체장치의 소자격리방법.
- 청구항 1에 있어서,상기 보호막은 질화막을 직진성이 강한 증착방법으로 형성하는 것이 특징인 반도체장치의 소자격리방법.
- 청구항 1에 있어서,상기 보호막은 PVD(physical vapor deposition), PECVD(plasma enhanced chemical vapor deposition) 중 어느 한 방법으로 형성하는 것이 특징인 반도체장치의 소자격리방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000049920A KR20020016725A (ko) | 2000-08-26 | 2000-08-26 | 반도체장치의 소자격리방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000049920A KR20020016725A (ko) | 2000-08-26 | 2000-08-26 | 반도체장치의 소자격리방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20020016725A true KR20020016725A (ko) | 2002-03-06 |
Family
ID=19685450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020000049920A Withdrawn KR20020016725A (ko) | 2000-08-26 | 2000-08-26 | 반도체장치의 소자격리방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20020016725A (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100695422B1 (ko) * | 2005-06-30 | 2007-03-15 | 주식회사 하이닉스반도체 | 리세스게이트식각 공정을 이용한 반도체소자의 제조 방법 |
| KR100902489B1 (ko) * | 2002-06-22 | 2009-06-10 | 매그나칩 반도체 유한회사 | 반도체 소자의 아이솔레이션막 형성방법 |
-
2000
- 2000-08-26 KR KR1020000049920A patent/KR20020016725A/ko not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100902489B1 (ko) * | 2002-06-22 | 2009-06-10 | 매그나칩 반도체 유한회사 | 반도체 소자의 아이솔레이션막 형성방법 |
| KR100695422B1 (ko) * | 2005-06-30 | 2007-03-15 | 주식회사 하이닉스반도체 | 리세스게이트식각 공정을 이용한 반도체소자의 제조 방법 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-3-3-R10-R13-asn-PN2301 St.27 status event code: A-3-3-R10-R11-asn-PN2301 |
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| PN2301 | Change of applicant |
St.27 status event code: A-3-3-R10-R13-asn-PN2301 St.27 status event code: A-3-3-R10-R11-asn-PN2301 |
|
| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
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| PC1203 | Withdrawal of no request for examination |
St.27 status event code: N-1-6-B10-B12-nap-PC1203 |
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| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid | ||
| PN2301 | Change of applicant |
St.27 status event code: A-3-3-R10-R13-asn-PN2301 St.27 status event code: A-3-3-R10-R11-asn-PN2301 |
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| PN2301 | Change of applicant |
St.27 status event code: A-3-3-R10-R13-asn-PN2301 St.27 status event code: A-3-3-R10-R11-asn-PN2301 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-3-3-R10-R13-asn-PN2301 St.27 status event code: A-3-3-R10-R11-asn-PN2301 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |