KR100506051B1 - 반도체 소자의 소자분리 방법 - Google Patents
반도체 소자의 소자분리 방법 Download PDFInfo
- Publication number
- KR100506051B1 KR100506051B1 KR10-1998-0059591A KR19980059591A KR100506051B1 KR 100506051 B1 KR100506051 B1 KR 100506051B1 KR 19980059591 A KR19980059591 A KR 19980059591A KR 100506051 B1 KR100506051 B1 KR 100506051B1
- Authority
- KR
- South Korea
- Prior art keywords
- oxide film
- trench
- film
- device isolation
- nitride 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.)
- Expired - Fee Related
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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
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- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/02274—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition in the presence of a plasma [PECVD]
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- 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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/31051—Planarisation of the insulating layers
- H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
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)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (3)
- 반도체 기판상에 패드 산화막, 패드 질화막를 차례로 증착하는 단계와,소자분리 마스크를 이용하여 상기 질화막 및 반도체 기판을 트랜치 식각하는 단계와,소자분리 마스크 제거후 식각 데미지를 보상해 주기 위한 트랜치 측벽 SAC 산화를 실시하는 단계와,측벽 산화공정을 실시하는 단계와,전체구조 상부에 산화막을 증착하여 상기 트랜치를 메우는 단계와,CMP 공정을 이용하여 버퍼막인 상기 질화막이 있는 위치의 아래영역 까지 상기 산화막을 연마하는 단계와,트랜치의 상부 코너부를 둥글게 해주기 위하여 높은 온도, 산소 분위기에서 상기 산화막을 고밀도화 하는 단계와,상부의 패드 질화막을 제거하는 단계와,RF 플라즈마를 이용하여 상기 산화막을 에치백 하는 단계를 포함하는 반도체 소자의 소자분리 방법.
- 제 1 항에 있어서,상기 산화막으로 HDP CVD 산화막을 사용하는 것을 특징으로 하는 반도체 소자의 소자분리 방법.
- 제 1 항에 있어서,상기 패드 질화막은 CMP 의 연마 정지층으로 역할을 할 수 있을 정도의 얇은 두께로 형성하는 것을 특징으로 하는 반도체 소자의 소자분리 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-1998-0059591A KR100506051B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체 소자의 소자분리 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-1998-0059591A KR100506051B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체 소자의 소자분리 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20000043241A KR20000043241A (ko) | 2000-07-15 |
| KR100506051B1 true KR100506051B1 (ko) | 2005-09-26 |
Family
ID=19566496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-1998-0059591A Expired - Fee Related KR100506051B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체 소자의 소자분리 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100506051B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100376875B1 (ko) * | 2000-06-30 | 2003-03-19 | 주식회사 하이닉스반도체 | 반도체 장치의 소자 분리막 형성방법 |
-
1998
- 1998-12-28 KR KR10-1998-0059591A patent/KR100506051B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20000043241A (ko) | 2000-07-15 |
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