KR100339425B1 - 리세스된 소이 구조를 갖는 반도체 소자 및 그의 제조 방법 - Google Patents
리세스된 소이 구조를 갖는 반도체 소자 및 그의 제조 방법 Download PDFInfo
- Publication number
- KR100339425B1 KR100339425B1 KR1020000041986A KR20000041986A KR100339425B1 KR 100339425 B1 KR100339425 B1 KR 100339425B1 KR 1020000041986 A KR1020000041986 A KR 1020000041986A KR 20000041986 A KR20000041986 A KR 20000041986A KR 100339425 B1 KR100339425 B1 KR 100339425B1
- Authority
- KR
- South Korea
- Prior art keywords
- region
- layer
- soi
- semiconductor layer
- recessed
- 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
- 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
-
- 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
-
- 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
- H01L21/76202—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO
-
- 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
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/201—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates the substrates comprising an insulating layer on a semiconductor body, e.g. SOI
-
- 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
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/05—Making the transistor
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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)
- Semiconductor Memories (AREA)
- Element Separation (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (5)
- 셀 영역과 페리 영역과 필드 영역이 정의된 제 1 반도체층/절연층/제 2 반도체층으로 구성된 SOI 기판,상기 제 2 반도체층의 상기 필드영역에 형성된 트렌치,상기 트렌치내에 형성된 소자격리막,상기 제 2 반도체층에서 상기 셀 영역보다 리세스되어 형성된 페리 영역,상기 제 2 반도체층의 상기 셀 영역 및 상기 페리 영역상에 반도체소자를 구비함을 특징으로 하는 리세스된 소이 구조를 갖는 반도체 소자.
- 제 1 항에 있어서,상기 페리영역에서 상기 리세스되고 남은 상기 제 2 반도체층의 두께는 700∼1500Å이거나 약 700Å이 되는 것을 더 포함함을 특징으로 하는 리세스된 소이 구조를 갖는 반도체 소자.
- 셀 영역과 페리 영역과 필드 영역이 정의된 제 1 반도체층/절연층/제 2 반도체층으로 구성된 SOI기판에 있어서,상기 페리영역의 상기 제 2 반도체층내 및 그 표면상에 필드절연막을 형성하는 단계;상기 필드영역의 상기 제 2 반도체층에 트렌치를 형성하는 단계;상기 트렌치내에 소자격리막을 형성하는 단계;상기 필드절연막을 제거하여 리세스된 페리영역을 형성하는 단계를 포함함을 특징으로 하는 리세스된 소이 구조를 갖는 반도체 소자의 제조방법.
- 제 3 항에 있어서,상기 소자격리막은 상기 트렌치를 포함한 전면에 절연막을 형성하는 단계; CMP공정을 통해 평탄화하는 단계를 포함함을 특징으로 하는 리세스된 소이 구조를 갖는 반도체 소자의 제조방법.
- 제 3 항에 있어서,상기 페리 영역에서 리세스되고 남은 제 2 반도체층의 두께는 700∼1500Å이거나 약 700Å이 되도록 하는 것을 더 포함함을 특징으로 하는 리세스된 소이 구조를 갖는 반도체 소자의 제조방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000041986A KR100339425B1 (ko) | 2000-07-21 | 2000-07-21 | 리세스된 소이 구조를 갖는 반도체 소자 및 그의 제조 방법 |
US09/722,518 US6403435B1 (en) | 2000-07-21 | 2000-11-28 | Method for fabricating a semiconductor device having recessed SOI structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000041986A KR100339425B1 (ko) | 2000-07-21 | 2000-07-21 | 리세스된 소이 구조를 갖는 반도체 소자 및 그의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020008951A KR20020008951A (ko) | 2002-02-01 |
KR100339425B1 true KR100339425B1 (ko) | 2002-06-03 |
Family
ID=19679241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000041986A Expired - Fee Related KR100339425B1 (ko) | 2000-07-21 | 2000-07-21 | 리세스된 소이 구조를 갖는 반도체 소자 및 그의 제조 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6403435B1 (ko) |
KR (1) | KR100339425B1 (ko) |
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US20040228168A1 (en) * | 2003-05-13 | 2004-11-18 | Richard Ferrant | Semiconductor memory device and method of operating same |
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- 2000-07-21 KR KR1020000041986A patent/KR100339425B1/ko not_active Expired - Fee Related
- 2000-11-28 US US09/722,518 patent/US6403435B1/en not_active Expired - Fee Related
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Publication number | Publication date |
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KR20020008951A (ko) | 2002-02-01 |
US6403435B1 (en) | 2002-06-11 |
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