KR19990055157A - 반도체 장치의 소자 분리막 형성방법 - Google Patents
반도체 장치의 소자 분리막 형성방법 Download PDFInfo
- Publication number
- KR19990055157A KR19990055157A KR1019970075069A KR19970075069A KR19990055157A KR 19990055157 A KR19990055157 A KR 19990055157A KR 1019970075069 A KR1019970075069 A KR 1019970075069A KR 19970075069 A KR19970075069 A KR 19970075069A KR 19990055157 A KR19990055157 A KR 19990055157A
- Authority
- KR
- South Korea
- Prior art keywords
- trench
- oxide film
- device isolation
- forming
- semiconductor device
- 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- Withdrawn
Links
Classifications
-
- 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
-
- 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
- H10P14/6302—Non-deposition formation processes
- H10P14/6304—Formation by oxidation, e.g. oxidation of the substrate
- H10P14/6306—Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials
- H10P14/6308—Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials of Group IV semiconductors
- H10P14/6309—Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials of Group IV semiconductors of silicon in uncombined form, i.e. pure silicon
-
- 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
- H10P14/6336—Deposition from the gas or vapour phase using decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition in the presence of a plasma [PECVD]
-
- 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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
- H10P50/282—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
- H10P50/283—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
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- Element Separation (AREA)
Abstract
Description
Claims (5)
- 반도체 기판 상에 산화 방지막 패턴을 형성하는 제1 단계;상기 제1 단계 수행후 노출된 상기 반도체 기판을 선택 식각하여 트렌치를 형성하는 제2 단계;975℃를 넘지 않는 온도에서 상기 트렌치에 희생 열산화막을 형성하는 제3 단계;상기 희생 열산화막을 제거하는 제4 단계;상기 트렌치를 매립하는 절연막을 증착하는 제5 단계를 포함하여 이루어진 반도체 장치의 소자 분리막 형성방법.
- 제 1 항에 있어서,상기 절연막이고밀도 플라즈마 화학기상증착 방식으로 증착된 산화막인 반도체 장치의 소자 분리막 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 희생 열산화막이50Å∼200Å 두께인 반도체 장치의 소자 분리막 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 희생 열산화막이건식 산화 또는 습식 산화를 사용하여 형성되는 반도체 장치의 소자 분리막 형성방법.
- 제 1 항 또는 제 2 항에 있어서,상기 제4 단계가 습식 식각을 사용하여 이루어진 반도체 장치의 소자 분리막 형성방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970075069A KR19990055157A (ko) | 1997-12-27 | 1997-12-27 | 반도체 장치의 소자 분리막 형성방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970075069A KR19990055157A (ko) | 1997-12-27 | 1997-12-27 | 반도체 장치의 소자 분리막 형성방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR19990055157A true KR19990055157A (ko) | 1999-07-15 |
Family
ID=66171427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970075069A Withdrawn KR19990055157A (ko) | 1997-12-27 | 1997-12-27 | 반도체 장치의 소자 분리막 형성방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR19990055157A (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100419753B1 (ko) * | 1999-12-30 | 2004-02-21 | 주식회사 하이닉스반도체 | 반도체소자의 소자분리막 형성방법 |
| CN114334794A (zh) * | 2021-12-31 | 2022-04-12 | 上海积塔半导体有限公司 | 可消除浅沟槽凹坑的半导体工艺方法 |
-
1997
- 1997-12-27 KR KR1019970075069A patent/KR19990055157A/ko not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100419753B1 (ko) * | 1999-12-30 | 2004-02-21 | 주식회사 하이닉스반도체 | 반도체소자의 소자분리막 형성방법 |
| CN114334794A (zh) * | 2021-12-31 | 2022-04-12 | 上海积塔半导体有限公司 | 可消除浅沟槽凹坑的半导体工艺方法 |
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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 |
|
| 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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| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
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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 |
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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 |
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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 |
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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 |
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| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |
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| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |