KR100294692B1 - 반도체 소자의 소자 격리층 및 그의 형성 방법 - Google Patents
반도체 소자의 소자 격리층 및 그의 형성 방법 Download PDFInfo
- Publication number
- KR100294692B1 KR100294692B1 KR1019980038740A KR19980038740A KR100294692B1 KR 100294692 B1 KR100294692 B1 KR 100294692B1 KR 1019980038740 A KR1019980038740 A KR 1019980038740A KR 19980038740 A KR19980038740 A KR 19980038740A KR 100294692 B1 KR100294692 B1 KR 100294692B1
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- South Korea
- Prior art keywords
- device isolation
- isolation layer
- width
- layer
- region
- 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.)
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Classifications
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- 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
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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
- 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
- H10D84/013—Manufacturing their source or drain regions, e.g. silicided source or drain 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
- H10D84/0123—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
- H10D84/0135—Manufacturing their gate conductors
-
- 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
- H10D84/0144—Manufacturing their gate insulating layers
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)
- Semiconductor Memories (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (4)
- 반도체 기판의 소자 격리 영역에 일부가 매립되고 하부로 갈수록 그 너비가 점차 넓어져 상단부의 너비보다 큰 너비로 하단부가 구성되는 소자 격리층과,소자 격리층의 상단부보다 수평 높이가 낮은 높이를 갖고 형성되는 활성 영역과,상기 활성 영역상에 형성되는 게이트 절연막과,게이트 절연막상의 게이트 전극과,게이트 전극의 양측 활성 영역의 표면내에 형성되는 소오스/드레인(24)영역을 포함하여 구성되는 것을 특징으로하는 반도체 소자의 소자 격리층.
- 제 1 항에 있어서, 게이트 전극 하측 및 소오스/드레인 영역의 일부 하측에는 소자 격리층이 형성되지 않는 것을 특징으로 하는 반도체 소자의 소자 격리층.
- 반도체 기판상에 산화막층을 형성하는 공정;상기 산화막을 반도체 기판이 노출되도록 선택적으로 식각하여 하단부로 갈수록 점차 너비가 넓어지는 소자 격리층을 형성하는 공정;에피택셜 성장 공정으로 상기 노출된 반도체 기판 표면에 에피택셜층을 형성하는 공정;상기 에피택셜층에 불순물 이온 주입 공정을 하여 웰 영역을 형성하고 그 상측에 셀 트랜지스터를 형성하는 공정을 포함하여 이루어지는 것을 특징으로 하는 반도체 소자의 소자 격리층 형성 방법.
- 제 3 항에 있어서, 에피택셜층을 소자 격리층의 상단부 수평 높이 보다 낮게 형성하는 것을 특징으로 하는 반도체 소자의 소자 격리층 형성 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980038740A KR100294692B1 (ko) | 1998-09-18 | 1998-09-18 | 반도체 소자의 소자 격리층 및 그의 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980038740A KR100294692B1 (ko) | 1998-09-18 | 1998-09-18 | 반도체 소자의 소자 격리층 및 그의 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000020224A KR20000020224A (ko) | 2000-04-15 |
KR100294692B1 true KR100294692B1 (ko) | 2001-08-07 |
Family
ID=19551124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980038740A Expired - Fee Related KR100294692B1 (ko) | 1998-09-18 | 1998-09-18 | 반도체 소자의 소자 격리층 및 그의 형성 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100294692B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100548574B1 (ko) * | 2003-12-19 | 2006-02-02 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5453396A (en) * | 1994-05-31 | 1995-09-26 | Micron Technology, Inc. | Sub-micron diffusion area isolation with SI-SEG for a DRAM array |
-
1998
- 1998-09-18 KR KR1019980038740A patent/KR100294692B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5453396A (en) * | 1994-05-31 | 1995-09-26 | Micron Technology, Inc. | Sub-micron diffusion area isolation with SI-SEG for a DRAM array |
Also Published As
Publication number | Publication date |
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KR20000020224A (ko) | 2000-04-15 |
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