KR101040150B1 - 반도체장치와 그 제조 방법 - Google Patents
반도체장치와 그 제조 방법 Download PDFInfo
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- KR101040150B1 KR101040150B1 KR1020090002642A KR20090002642A KR101040150B1 KR 101040150 B1 KR101040150 B1 KR 101040150B1 KR 1020090002642 A KR1020090002642 A KR 1020090002642A KR 20090002642 A KR20090002642 A KR 20090002642A KR 101040150 B1 KR101040150 B1 KR 101040150B1
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
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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
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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
- H01L21/763—Polycrystalline semiconductor 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823481—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type isolation region manufacturing related aspects, e.g. to avoid interaction of isolation region with adjacent structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0629—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with diodes, or resistors, or capacitors
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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
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
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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
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
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- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Semiconductor Memories (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (10)
- 반도체 기판과,상기 반도체 기판 위에 제 1 방향으로 연장하며, 트랜지스터 영역과 캐패시터 영역을 포함하는 활성 영역과,상기 활성 영역의 주위에 형성된 제 1 홈과,상기 제 1 홈에 형성된 소자 분리막과,상기 캐패시터 영역 주변의 상기 소자 분리막에, 상기 소자 분리막의 일부를 남기고 형성된 제 2 홈과,상기 트랜지스터 영역 위에 형성된 게이트 절연막과, 상기 게이트 절연막 위에 형성된 게이트 전극을 포함하는 제 1 트랜지스터와,상기 캐패시터 영역 위 및 상기 제 2 홈의 벽면에 형성된 캐패시터 유전체막과, 상기 캐패시터 유전체막 상에 형성된 대향 전극을 포함하는 제 1 캐패시터를 갖는 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 활성 영역의 평면에서 본 형상은 장방형이며, 상기 트랜지스터 영역의 폭은, 상기 캐패시터 영역의 폭과 같은 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 제 2 홈의 저부에 존재하는 상기 소자 분리막의 두께는, 상기 캐패시터 유전체막의 두께보다 두꺼운 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 대향 전극은 상기 제 1 방향에 직교하는 방향으로 연장하는 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 활성 영역은 상기 제 1 방향 중앙부에 컨택트 영역을 갖고, 상기 컨택트 영역에 대하여 상기 제 1 트랜지스터와 반대측에 제 2 트랜지스터를 갖고, 상기 컨택트 영역에 대하여 상기 제 1 캐패시터와 반대측에 제 2 캐패시터를 갖는 것을 특징으로 하는 반도체장치.
- 삭제
- 반도체 기판에 제 1 방향으로 연장하고, 트랜지스터 영역과 캐패시터 영역을 포함하는 활성 영역을 둘러싸는 제 1 홈을 형성하는 공정과,상기 제 1 홈에 소자 분리막을 매립하는 공정과,상기 캐패시터 영역 주변의 상기 소자 분리막의 일부를 제거하여 제 2 홈을 형성하는 공정과,상기 활성 영역 위 및 상기 제 2 홈의 측벽에, 절연막 및 도전막을 형성하는 공정과,상기 도전막을 에칭하여 상기 트랜지스터 영역에 게이트 전극을 형성하는 동시에, 상기 캐패시터 영역에 대향 전극을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체장치의 제조 방법.
- 제 7 항에 있어서,상기 대향 전극을 형성하는 공정은,상기 도전막 위에, 상기 활성 영역의 상기 제 1 방향의 단부를 노출시키는 마스크층을 형성하고, 상기 마스크층을 마스크로 하여 상기 도전막을 에칭하는 공정인 것을 특징으로 하는 반도체장치의 제조 방법.
- 제 7 항에 있어서,상기 제 1 홈을 형성하는 공정은,평면에서 본 형상이 장방형이며, 상기 트랜지스터 영역과 상기 캐패시터 영역이 같은 폭을 갖는 활성 영역을 둘러싸는 홈을 형성하는 것을 특징으로 하는 반도체장치의 제조 방법.
- 제 7 항에 있어서,상기 제 2 홈을 형성하는 공정은,상기 제 2 홈의 저부에 형성된 상기 소자 분리막을 남기고, 상기 제 2 홈으로 획정된 상기 활성 영역의 벽면을 노출시키는 것을 특징으로 하는 반도체장치의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2008-008825 | 2008-01-18 | ||
JP2008008825A JP5303938B2 (ja) | 2008-01-18 | 2008-01-18 | 半導体装置とその製造方法 |
Publications (2)
Publication Number | Publication Date |
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KR20090079812A KR20090079812A (ko) | 2009-07-22 |
KR101040150B1 true KR101040150B1 (ko) | 2011-06-09 |
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KR1020090002642A KR101040150B1 (ko) | 2008-01-18 | 2009-01-13 | 반도체장치와 그 제조 방법 |
Country Status (4)
Country | Link |
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US (1) | US7977723B2 (ko) |
JP (1) | JP5303938B2 (ko) |
KR (1) | KR101040150B1 (ko) |
TW (1) | TWI370539B (ko) |
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JP5434127B2 (ja) | 2009-02-20 | 2014-03-05 | 富士通セミコンダクター株式会社 | 半導体装置とその製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61107762A (ja) | 1984-10-31 | 1986-05-26 | Toshiba Corp | 半導体記憶装置の製造方法 |
KR20030082474A (ko) * | 2002-04-17 | 2003-10-22 | 가부시키가이샤 히타치세이사쿠쇼 | 반도체 장치의 제조 방법 및 반도체 장치 |
KR20040059728A (ko) * | 2002-12-28 | 2004-07-06 | 주식회사 하이닉스반도체 | 반도체 소자의 mos 커패시터 형성 방법 |
Family Cites Families (12)
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JPH03142872A (ja) | 1989-10-27 | 1991-06-18 | Nec Kyushu Ltd | 半導体装置 |
JPH056967A (ja) * | 1991-02-13 | 1993-01-14 | Sony Corp | ゲートアレイ |
JPH0697384A (ja) | 1992-09-14 | 1994-04-08 | Toshiba Corp | 半導体記憶装置とその製造に用いる露光用マスク |
JP2500747B2 (ja) | 1993-05-10 | 1996-05-29 | 日本電気株式会社 | 半導体記憶装置およびその製造方法 |
US5792686A (en) | 1995-08-04 | 1998-08-11 | Mosel Vitelic, Inc. | Method of forming a bit-line and a capacitor structure in an integrated circuit |
JPH09219500A (ja) | 1996-02-07 | 1997-08-19 | Taiwan Moshii Denshi Kofun Yugenkoshi | 高密度メモリ構造及びその製造方法 |
JPH1022471A (ja) | 1996-07-03 | 1998-01-23 | Hitachi Ltd | 半導体集積回路装置及びその製造方法 |
JP2001244431A (ja) | 2000-02-25 | 2001-09-07 | Hitachi Ltd | 半導体記憶装置およびその製造方法 |
US6995415B2 (en) * | 2002-02-14 | 2006-02-07 | Matsushita Electric Industrial Co., Ltd. | Semiconductor device and its manufacturing method |
JP4338495B2 (ja) | 2002-10-30 | 2009-10-07 | 富士通マイクロエレクトロニクス株式会社 | シリコンオキシカーバイド、半導体装置、および半導体装置の製造方法 |
DE102004003084B3 (de) * | 2004-01-21 | 2005-10-06 | Infineon Technologies Ag | Halbleiterspeicherzelle sowie zugehöriges Herstellungsverfahren |
US7271083B2 (en) * | 2004-07-22 | 2007-09-18 | Taiwan Semiconductor Manufacturing Company, Ltd. | One-transistor random access memory technology compatible with metal gate process |
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2008
- 2008-01-18 JP JP2008008825A patent/JP5303938B2/ja not_active Expired - Fee Related
- 2008-12-23 TW TW097150224A patent/TWI370539B/zh active
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2009
- 2009-01-13 KR KR1020090002642A patent/KR101040150B1/ko active IP Right Grant
- 2009-01-15 US US12/354,575 patent/US7977723B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61107762A (ja) | 1984-10-31 | 1986-05-26 | Toshiba Corp | 半導体記憶装置の製造方法 |
KR20030082474A (ko) * | 2002-04-17 | 2003-10-22 | 가부시키가이샤 히타치세이사쿠쇼 | 반도체 장치의 제조 방법 및 반도체 장치 |
JP2003309182A (ja) | 2002-04-17 | 2003-10-31 | Hitachi Ltd | 半導体装置の製造方法及び半導体装置 |
KR20040059728A (ko) * | 2002-12-28 | 2004-07-06 | 주식회사 하이닉스반도체 | 반도체 소자의 mos 커패시터 형성 방법 |
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Publication number | Publication date |
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TWI370539B (en) | 2012-08-11 |
JP5303938B2 (ja) | 2013-10-02 |
KR20090079812A (ko) | 2009-07-22 |
US20090184351A1 (en) | 2009-07-23 |
TW200943537A (en) | 2009-10-16 |
US7977723B2 (en) | 2011-07-12 |
JP2009170750A (ja) | 2009-07-30 |
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