KR100604816B1 - 집적 회로 소자 리세스 트랜지스터의 제조 방법 및 이에의해 제조된 집적회로 소자 리세스 트랜지스터 - Google Patents
집적 회로 소자 리세스 트랜지스터의 제조 방법 및 이에의해 제조된 집적회로 소자 리세스 트랜지스터 Download PDFInfo
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- KR100604816B1 KR100604816B1 KR1020030031547A KR20030031547A KR100604816B1 KR 100604816 B1 KR100604816 B1 KR 100604816B1 KR 1020030031547 A KR1020030031547 A KR 1020030031547A KR 20030031547 A KR20030031547 A KR 20030031547A KR 100604816 B1 KR100604816 B1 KR 100604816B1
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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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66568—Lateral single gate silicon transistors
- H01L29/66613—Lateral single gate silicon transistors with a gate recessing step, e.g. using local oxidation
- H01L29/66621—Lateral single gate silicon transistors with a gate recessing step, e.g. using local oxidation using etching to form a recess at the gate location
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- 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
- H01L21/823412—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the channel structures, e.g. channel implants, halo or pocket implants, or channel materials
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- 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
- H01L21/823437—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
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- 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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- 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
- H01L21/823487—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of vertical transistor structures, i.e. with channel vertical to the substrate surface
Abstract
Description
Claims (14)
- 집적 회로 기판에 트렌치 소자 분리 영역을 형성하여 활성 영역을 정의하는 단계;상기 활성 영역의 상부에 소오스/드레인 영역을 형성하는 단계;상기 활성 영역에 게이트 트렌치를 형성하는 단계;상기 게이트 트렌치 측벽 그리고 상기 트렌치 소자 분리 영역의 측벽과 상기 게이트 트렌치의 측벽 사이에 잔류하는 기판 영역과 접촉하는 상기 트렌치 소자 분리 영역을 식각하여 상기 잔류 기판 영역이 드러나도록 하는 단계;상기 드러난 잔류 기판 영역을 제거하여 상기 게이트 트렌치의 저면이 실질적으로 평행한 평면을 이루도록 하는 단계; 및상기 게이트 트렌치를 매립하는 리세스 게이트를 형성하는 단계를 포함하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항에 있어서, 상기 잔류 기판 영역이 드러나도록 하는 단계 전에,상기 트렌치 소자 분리 영역의 측벽과 상기 게이트 트렌치의 측벽 사이에 잔류하는 상기 기판 영역을 일부 식각하는 단계를 더 구비하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항 또는 제2 항에 있어서, 상기 잔류 기판 영역을 일부 식각하는 단계 및 상기 트렌치의 저면이 실질적으로 평행한 평면을 이루도록 하는 단계는 등방성 건식 식각에 의해 수행하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항 또는 제2 항에 있어서, 상기 잔류 기판 영역이 드러나도록 하는 단계는 습식 식각으로 수행하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항 또는 제2 항에 있어서, 상기 게이트 트렌치를 형성하는 단계는 이방성 건식 식각으로 수행하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항 또는 제2 항에 있어서, 상기 활성 영역을 정의하는 단계는,상기 기판에 트렌치를 형성하는 단계;상기 트렌치의 측벽에 산화막을 형성하는 단계;절연막으로 상기 트렌치를 매립하는 단계; 및상기 절연막을 평탄화하여 상기 활성 영역을 정의하는 상기 소자 분리 영역을 완성하는 단계를 포함하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항 또는 제 2항에 있어서, 상기 활성 영역을 정의하는 단계는,상기 기판에 트렌치를 형성하는 단계;상기 트렌치의 측벽에 산화막을 형성하는 단계;상기 산화막 위에 정합적으로 질화막을 형성하는 단계;절연막으로 상기 트렌치를 매립하는 단계; 및상기 절연막을 평탄화하여 상기 활성 영역을 정의하는 상기 소자 분리 영역 을 완성하는 단계를 포함하고,상기 잔류 기판 영역이 드러나도록 하는 단계시 상기 질화막이 식각 종료점으로 작용하는 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 제 1항 또는 제2 항에 있어서, 상기 게이트 트렌치를 형성하는 단계는 상기 소오스/드레인 접합 영역의 깊이보다 깊게 상기 게이트 트렌치를 형성하는 단계인 것을 특징으로 하는 리세스 트랜지스터의 제조 방법.
- 삭제
- 집적 회로 기판의 활성 영역에 형성된 소오스/드레인 영역; 및상기 소오스/드레인 영역의 접합 깊이보다 깊게 상기 집적 회로 기판 내에 리세스되어 형성되고 저면이 실질적으로 평행한 평면인 리세스 게이트를 포함하는 트랜지스터에 있어서,상기 게이트 측벽은 상기 집적회로 기판 내에 상기 활성영역을 정의하기 위해 형성된 얕은 트렌치 소자분리영역의 측벽과 상기 저면까지 연속적으로 접촉하는 것을 특징으로 하는 리세스 트랜지스터.
- 삭제
- 집적 회로 기판에 형성된 얕은 트렌치 소자 분리 영역에 의해 정의된 활성 영역에 형성된 소오스/드레인 영역; 및상기 소오스/드레인 영역의 접합 깊이보다 깊게 상기 집적 회로 기판 내에 리세스되어 형성된 리세스 게이트를 포함하는 리세스 트랜지스터로,상기 소자 분리 영역과 인접한 상기 활성 영역 가장자리의 상기 리세스 트랜지스터의 채널 길이와 상기 활성 영역 중심부의 상기 리세스 트랜지스터의 채널 길이가 동일한 것을 특징으로 하는 리세스 트랜지스터.
- 삭제
- 삭제
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030031547A KR100604816B1 (ko) | 2003-05-19 | 2003-05-19 | 집적 회로 소자 리세스 트랜지스터의 제조 방법 및 이에의해 제조된 집적회로 소자 리세스 트랜지스터 |
US10/849,671 US7220640B2 (en) | 2003-05-19 | 2004-05-19 | Method of fabricating recess transistor in integrated circuit device and recess transistor in integrated circuit device fabricated by the same |
US11/691,044 US7365390B2 (en) | 2003-05-19 | 2007-03-26 | Method of fabricating recess transistor in integrated circuit device and recess transistor in integrated circuit device fabricated by the same |
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KR1020030031547A KR100604816B1 (ko) | 2003-05-19 | 2003-05-19 | 집적 회로 소자 리세스 트랜지스터의 제조 방법 및 이에의해 제조된 집적회로 소자 리세스 트랜지스터 |
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KR20040099533A KR20040099533A (ko) | 2004-12-02 |
KR100604816B1 true KR100604816B1 (ko) | 2006-07-28 |
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Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100629263B1 (ko) * | 2004-07-23 | 2006-09-29 | 삼성전자주식회사 | 리세스된 게이트 전극을 갖는 모스 트랜지스터 및 그제조방법 |
KR100672939B1 (ko) * | 2004-07-29 | 2007-01-24 | 삼성전자주식회사 | 저항 소자를 구비하는 반도체 소자 및 그 형성 방법 |
KR101038287B1 (ko) * | 2004-12-27 | 2011-06-01 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
KR100704472B1 (ko) * | 2004-12-29 | 2007-04-10 | 주식회사 하이닉스반도체 | 리세스 게이트를 갖는 반도체장치의 제조 방법 |
KR100567074B1 (ko) * | 2004-12-29 | 2006-04-04 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
KR100726147B1 (ko) * | 2005-02-28 | 2007-06-13 | 주식회사 하이닉스반도체 | 리세스 게이트를 갖는 반도체장치의 제조 방법 |
KR100596800B1 (ko) | 2005-04-29 | 2006-07-04 | 주식회사 하이닉스반도체 | 트랜지스터 및 그 제조방법 |
KR100707803B1 (ko) * | 2005-10-28 | 2007-04-17 | 주식회사 하이닉스반도체 | 리세스 게이트를 갖는 반도체 소자의 제조방법 |
US7422960B2 (en) | 2006-05-17 | 2008-09-09 | Micron Technology, Inc. | Method of forming gate arrays on a partial SOI substrate |
KR100762903B1 (ko) * | 2006-06-30 | 2007-10-08 | 주식회사 하이닉스반도체 | 반도체 소자의 리세스 게이트 형성방법 |
KR100799133B1 (ko) * | 2006-08-21 | 2008-01-29 | 주식회사 하이닉스반도체 | 반도체소자의 리세스게이트 제조 방법 |
US7537994B2 (en) | 2006-08-28 | 2009-05-26 | Micron Technology, Inc. | Methods of forming semiconductor devices, assemblies and constructions |
KR100881818B1 (ko) * | 2006-09-04 | 2009-02-03 | 주식회사 하이닉스반도체 | 반도체 소자의 형성 방법 |
KR100801746B1 (ko) * | 2006-12-29 | 2008-02-11 | 주식회사 하이닉스반도체 | 벌브 타입의 리세스 채널을 갖는 반도체 소자의 제조방법 |
JP2009004480A (ja) * | 2007-06-20 | 2009-01-08 | Elpida Memory Inc | 半導体装置の製造方法 |
KR100924195B1 (ko) * | 2007-09-18 | 2009-10-29 | 주식회사 하이닉스반도체 | 반도체 소자 및 그 제조 방법 |
KR100919576B1 (ko) * | 2007-10-17 | 2009-10-01 | 주식회사 하이닉스반도체 | 반도체 소자 및 그 제조 방법 |
KR100939778B1 (ko) * | 2007-11-30 | 2010-02-04 | 주식회사 하이닉스반도체 | 반도체 소자 및 그의 제조방법 |
US7824983B2 (en) * | 2008-06-02 | 2010-11-02 | Micron Technology, Inc. | Methods of providing electrical isolation in semiconductor structures |
US20110223770A1 (en) * | 2010-03-15 | 2011-09-15 | Lam Research Corporation | Nitride plasma etch with highly tunable selectivity to oxide |
KR20130130480A (ko) | 2012-05-22 | 2013-12-02 | 삼성전자주식회사 | 3차원 반도체 메모리 장치 및 그 형성 방법 |
KR101910128B1 (ko) * | 2012-05-30 | 2018-10-23 | 에스케이하이닉스 주식회사 | 핀 구조를 갖는 반도체 장치 및 그 제조 방법 |
US9263455B2 (en) | 2013-07-23 | 2016-02-16 | Micron Technology, Inc. | Methods of forming an array of conductive lines and methods of forming an array of recessed access gate lines |
US11195724B1 (en) * | 2020-07-01 | 2021-12-07 | Nanya Technology Corporation | Method of manufacturing semiconductor structure |
Family Cites Families (7)
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US6153902A (en) * | 1999-08-16 | 2000-11-28 | International Business Machines Corporation | Vertical DRAM cell with wordline self-aligned to storage trench |
US6333230B1 (en) | 2000-05-15 | 2001-12-25 | International Business Machines Corporation | Scalable high-voltage devices |
US6500724B1 (en) * | 2000-08-21 | 2002-12-31 | Motorola, Inc. | Method of making semiconductor device having passive elements including forming capacitor electrode and resistor from same layer of material |
US6555872B1 (en) * | 2000-11-22 | 2003-04-29 | Thunderbird Technologies, Inc. | Trench gate fermi-threshold field effect transistors |
US6740592B1 (en) * | 2001-12-03 | 2004-05-25 | Taiwan Semiconductor Manufacturing Company | Shallow trench isolation scheme for border-less contact process |
US6870212B2 (en) * | 2002-10-07 | 2005-03-22 | Powerchip Semiconductor Corp. | Trench flash memory device and method of fabricating thereof |
KR100468771B1 (ko) * | 2002-10-10 | 2005-01-29 | 삼성전자주식회사 | 모스 트랜지스터의 제조방법 |
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