KR100474859B1 - 반도체 소자의 소자 분리막 형성 방법 - Google Patents
반도체 소자의 소자 분리막 형성 방법 Download PDFInfo
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- KR100474859B1 KR100474859B1 KR10-2002-0068052A KR20020068052A KR100474859B1 KR 100474859 B1 KR100474859 B1 KR 100474859B1 KR 20020068052 A KR20020068052 A KR 20020068052A KR 100474859 B1 KR100474859 B1 KR 100474859B1
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- epitaxial growth
- forming
- well
- type
- growth layer
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/09—Manufacture or treatment with simultaneous manufacture of the peripheral circuit region and memory cells
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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
- H01L21/70—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
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0151—Manufacturing their isolation regions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Element Separation (AREA)
- Semiconductor Memories (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (13)
- 반도체 기판상의 웰 형성 예정 영역에 소자 분리를 위한 트랜치를 형성하는 단계;상기 트랜치 내의 반도체 기판상에 에피텍셜 성장층을 형성하는 단계;상기 에피택셜 성장층 형성 후 상기 웰 형성 예정 영역에 형성될 웰과 동일한 종류의 도핑 가스를 주입하는 이온주입 공정을 실시하는 단계; 및상기 트랜치를 절연막으로 채워 소자분리막을 형성하는 단계를 포함하여 이루어 진 것을 특징으로 하는 반도체 소자의 소자 분리막 형성 방법.
- 삭제
- 삭제
- 제 1 항에 있어서,상기 에피텍셜 성장층은 N형 SiGe, P형 SiGe, N형 SiC, P형 SiC, N형 SiCGe, P형 SiCGe 중 어느 하나의 형태로 형성되는 것을 특징으로 하는 반도체 소자의 소자 분리막 형성 방법.
- 제 1 항에 있어서,상기 이온 주입 공정은 웰 형성을 위한 이온 주입 공정과 동시에 실시하는 것을 특징으로 하는 반도체 소자의 소자 분리막 형성 방법.
- P웰 형성 예정 영역 및 N웰 형성 예정 영역을 구비한 반도체 기판이 제공되는 단계;상기 반도체 기판 상부에 산화막 및 질화막을 형성하는 단계;상기 질화막 및 산화막의 일부 및 그 하부의 반도체 기판을 제거하여 상기 P웰 형성 예정 영역 및 상기 N웰 형성 예정 영역에 각각 제 1 및 제 2 트랜치를 형성하는 단계;에피텍셜 성장 공정을 실시하여 상기 제 1 트랜치에는 N형 에피텍셜 성장층을, 상기 제 2 트랜치에는 P형 에피텍셜 성장층을 형성하는 단계;상기 N형 에피텍셜 성장층 및 P형 에피택셜 성장층 형성 후, 상기 N웰 형성 예정 영역에 형성될 N웰과 동일한 종류의 도핑 가스를 주입하는 이온 주입 공정 및 상기 P형 형성 예정 영역에 형성된 P웰과 동일한 종류의 도핑가스를 주입하는 이온 주입 공정을 각각 실시하는 단계; 및상기 제 1 및 제 2 트랜치를 절연막으로 채워 소자분리막을 형성하는 단계를 포함하여 이루어 진 것을 특징으로 하는 반도체 소자의 소자 분리막 형성 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 제 6 항에 있어서,상기 N 형 에피텍셜 성장층의 도핑 농도는 상기 N웰의 도핑 농도 보다 큰 것을 특징으로 하는 반도체 소자의 소자 분리막 형성 방법.
- 제 6 항에 있어서,상기 P 형 에피텍셜 성장층의 도핑 농도는 상기 P웰의 도핑 농도 보다 큰 것을 특징으로 하는 반도체 소자의 소자 분리막 형성 방법.
- 제 6 항에 있어서,상기 이온주입공정의 도핑 농도의 분포를 의도적으로 소자 분리 절연막에 맞닿는 반도체 기판 방향으로 달리 할 수 있도록, 이온주입 공정시 에너지를 변화시키고 상기 에피텍셜 성장층을 형성하는 과정에 포함된 상기 도핑 공정 진행시 도핑 소스 가스(Source Gas)의 농도 분포를 의도적으로 제어 하여 형성 하는 것을 특징으로하는 반도체 소자의 소자 분리막 형성 방법.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0068052A KR100474859B1 (ko) | 2002-11-05 | 2002-11-05 | 반도체 소자의 소자 분리막 형성 방법 |
| US10/612,074 US6969665B2 (en) | 2002-11-05 | 2003-07-03 | Method of forming an isolation film in a semiconductor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0068052A KR100474859B1 (ko) | 2002-11-05 | 2002-11-05 | 반도체 소자의 소자 분리막 형성 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20040039835A KR20040039835A (ko) | 2004-05-12 |
| KR100474859B1 true KR100474859B1 (ko) | 2005-03-11 |
Family
ID=32171610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2002-0068052A Expired - Fee Related KR100474859B1 (ko) | 2002-11-05 | 2002-11-05 | 반도체 소자의 소자 분리막 형성 방법 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US6969665B2 (ko) |
| KR (1) | KR100474859B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8237206B2 (en) * | 2008-08-12 | 2012-08-07 | United Microelectronics Corp. | CMOS image sensor, method of making the same, and method of suppressing dark leakage and crosstalk for CMOS image sensor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990075821A (ko) * | 1998-03-25 | 1999-10-15 | 윤종용 | 샐로우트랜치아이솔레이션 방법 |
| KR20010009810A (ko) * | 1999-07-14 | 2001-02-05 | 윤종용 | 실리콘-게르마늄 에피택셜층을 이용한 트렌치 소자분리방법 |
| JP2002033383A (ja) * | 2000-06-30 | 2002-01-31 | Hynix Semiconductor Inc | 半導体素子の素子分離膜形成方法 |
| KR20020019287A (ko) * | 2000-09-05 | 2002-03-12 | 박종섭 | 반도체소자의 트렌치 형성방법 |
| KR100345400B1 (ko) * | 1999-10-08 | 2002-07-26 | 한국전자통신연구원 | 가장자리에 두꺼운 산화막을 갖는 트렌치 형성방법 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4926233A (en) * | 1988-06-29 | 1990-05-15 | Texas Instruments Incorporated | Merged trench bipolar-CMOS transistor fabrication process |
| JPH02203549A (ja) * | 1989-02-02 | 1990-08-13 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
| EP0835917B1 (en) | 1996-04-25 | 2006-08-30 | Nippon Kayaku Kabushiki Kaisha | Ultraviolet-curing adhesive composition and article |
| JP2001284445A (ja) * | 2000-03-29 | 2001-10-12 | Toshiba Corp | 半導体装置およびその製造方法 |
| JP2002083876A (ja) * | 2000-09-07 | 2002-03-22 | Sanyo Electric Co Ltd | 半導体集積回路装置の製造方法 |
| US6436791B1 (en) * | 2001-06-14 | 2002-08-20 | Taiwan Semiconductor Manufacturing Company | Method of manufacturing a very deep STI (shallow trench isolation) |
-
2002
- 2002-11-05 KR KR10-2002-0068052A patent/KR100474859B1/ko not_active Expired - Fee Related
-
2003
- 2003-07-03 US US10/612,074 patent/US6969665B2/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990075821A (ko) * | 1998-03-25 | 1999-10-15 | 윤종용 | 샐로우트랜치아이솔레이션 방법 |
| KR20010009810A (ko) * | 1999-07-14 | 2001-02-05 | 윤종용 | 실리콘-게르마늄 에피택셜층을 이용한 트렌치 소자분리방법 |
| KR100345400B1 (ko) * | 1999-10-08 | 2002-07-26 | 한국전자통신연구원 | 가장자리에 두꺼운 산화막을 갖는 트렌치 형성방법 |
| JP2002033383A (ja) * | 2000-06-30 | 2002-01-31 | Hynix Semiconductor Inc | 半導体素子の素子分離膜形成方法 |
| KR20020019287A (ko) * | 2000-09-05 | 2002-03-12 | 박종섭 | 반도체소자의 트렌치 형성방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040039835A (ko) | 2004-05-12 |
| US6969665B2 (en) | 2005-11-29 |
| US20040087105A1 (en) | 2004-05-06 |
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St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |