KR101066270B1 - 다마신 3중 게이트 핀펫 - Google Patents
다마신 3중 게이트 핀펫 Download PDFInfo
- Publication number
- KR101066270B1 KR101066270B1 KR1020067013973A KR20067013973A KR101066270B1 KR 101066270 B1 KR101066270 B1 KR 101066270B1 KR 1020067013973 A KR1020067013973 A KR 1020067013973A KR 20067013973 A KR20067013973 A KR 20067013973A KR 101066270 B1 KR101066270 B1 KR 101066270B1
- Authority
- KR
- South Korea
- Prior art keywords
- fin
- forming
- gate
- layer
- trench
- 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 - Lifetime
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/024—Manufacture or treatment of FETs having insulated gates [IGFET] of fin field-effect transistors [FinFET]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/62—Fin field-effect transistors [FinFET]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/017—Manufacture or treatment using dummy gates in processes wherein at least parts of the final gates are self-aligned to the dummy gates, i.e. replacement gate processes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/667—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of alloy material, compound material or organic material contacting the insulator, e.g. TiN workfunction layers
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (10)
- 핀 전계 효과 트랜지스터를 형성하는 방법으로서,핀(205)을 형성하는 단계와;상기 핀(205)의 제 1 단부에 인접하는 소스 영역(210)을 형성하고, 상기 핀(205)의 제 2 단부에 인접하는 드레인 영역(215)을 형성하는 단계와;상기 핀(205), 소스 영역(210) 및 드레인 영역(215)의 상면들 윗쪽에 산화물 캡(220)을 형성하는 단계와;상기 산화물 캡(220)을 형성한 이후, 상기 핀(205), 소스 영역(210) 및 드레인 영역(215) 위에 희생 산화물층(305)을 형성하는 단계와;상기 희생 산화물층(305)을 제거하여, 상기 핀(205)의 표면들로부터 결함들을 제거하는 단계와;상기 핀(205) 윗쪽에 제 1 패턴으로, 제 1 물질을 포함하는 더미 게이트(505)를 형성하는 단계와;상기 더미 게이트(505)의 인접하는 측면들에 유전층(605)을 형성하는 단계와;상기 제 1 물질을 제거하여, 상기 제 1 패턴에 대응하는 유전층(605) 내에 트렌치(705)를 형성하는 단계와;상기 트렌치(705) 내의 노출된 핀(205)의 표면들에 게이트 절연층(710)을 형성하는 단계와; 그리고상기 트렌치(705) 내에서 상기 게이트 절연층(710) 윗쪽에 금속 게이트(905)를 형성하는 단계를 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 제 1 항에 있어서,상기 금속 게이트(905)는 상기 핀(205)의 적어도 3개의 면과 접촉하고, 상기 핀 전계 효과 트랜지스터는 3중 게이트 핀 전계 효과 트랜지스터를 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 제 1 항에 있어서,상기 유전층(605)은 테트라에틸오쏘실리케이트를 포함하고, 상기 제 1 물질은 폴리실리콘을 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 제 1 항에 있어서,상기 게이트 절연층(710)은 SiO, SiO2, SiN, SiON, HFO2, ZrO2, Al2O3, HFSiO(x)ZnS 및 MgF2중 적어도 하나를 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 제 1 항에 있어서,상기 더미 게이트(505)를 형성하기 전에, 상기 핀(205) 윗쪽에 더미 산화물층(405)을 형성하는 단계를 더 포함하고,상기 더미 게이트(505)를 형성하는 단계는,상기 핀(205) 윗쪽에 제 1 물질층을 증착하는 단계와; 그리고상기 제 1 물질층을 식각하여, 상기 제 1 패턴으로 상기 더미 게이트(505)를 형성하는 단계를 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 제 1 항에 있어서,상기 금속 게이트(905)를 형성하는 단계는 상기 트렌치(705)를 채우기 위해 금속 물질을 증착하는 단계를 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 제 1 항에 있어서,상기 희생 산화물층(305)을 형성하는 단계는 상기 희생 산화물층(305)을 열성장시키는 단계를 포함하고,상기 희생 산화물층(305)을 제거하여 상기 핀(205)의 측벽들로부터 결함들을 제거하는 단계는 상기 희생 산화물층(305)을 식각하는 단계를 포함하는 것을 특징으로 하는 핀 전계 효과 트랜지스터를 형성하는 방법.
- 삭제
- 삭제
- 삭제
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/754,559 | 2004-01-12 | ||
US10/754,559 US7041542B2 (en) | 2004-01-12 | 2004-01-12 | Damascene tri-gate FinFET |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060123479A KR20060123479A (ko) | 2006-12-01 |
KR101066270B1 true KR101066270B1 (ko) | 2011-09-21 |
Family
ID=34739410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067013973A Expired - Lifetime KR101066270B1 (ko) | 2004-01-12 | 2004-12-21 | 다마신 3중 게이트 핀펫 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7041542B2 (ko) |
JP (1) | JP5270093B2 (ko) |
KR (1) | KR101066270B1 (ko) |
CN (1) | CN100521116C (ko) |
DE (1) | DE112004002640B4 (ko) |
GB (1) | GB2425656B (ko) |
TW (1) | TWI370546B (ko) |
WO (1) | WO2005071726A1 (ko) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7084018B1 (en) * | 2004-05-05 | 2006-08-01 | Advanced Micro Devices, Inc. | Sacrificial oxide for minimizing box undercut in damascene FinFET |
JP2006013303A (ja) * | 2004-06-29 | 2006-01-12 | Toshiba Corp | 半導体装置及びその製造方法 |
US7381649B2 (en) * | 2005-07-29 | 2008-06-03 | Taiwan Semiconductor Manufacturing Company, Ltd. | Structure for a multiple-gate FET device and a method for its fabrication |
US7442590B2 (en) * | 2006-04-27 | 2008-10-28 | Freescale Semiconductor, Inc | Method for forming a semiconductor device having a fin and structure thereof |
US8994112B2 (en) * | 2008-09-16 | 2015-03-31 | Taiwan Semiconductor Manufacturing Co., Ltd. | Fin field effect transistor (finFET) |
US8202780B2 (en) * | 2009-07-31 | 2012-06-19 | International Business Machines Corporation | Method for manufacturing a FinFET device comprising a mask to define a gate perimeter and another mask to define fin regions |
US8334184B2 (en) * | 2009-12-23 | 2012-12-18 | Intel Corporation | Polish to remove topography in sacrificial gate layer prior to gate patterning |
US8535998B2 (en) * | 2010-03-09 | 2013-09-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method for fabricating a gate structure |
US8492214B2 (en) * | 2011-03-18 | 2013-07-23 | International Business Machines Corporation | Damascene metal gate and shield structure, methods of manufacture and design structures |
US8361854B2 (en) * | 2011-03-21 | 2013-01-29 | United Microelectronics Corp. | Fin field-effect transistor structure and manufacturing process thereof |
US8853035B2 (en) | 2011-10-05 | 2014-10-07 | International Business Machines Corporation | Tucked active region without dummy poly for performance boost and variation reduction |
CN103515430B (zh) * | 2012-06-19 | 2016-08-10 | 中芯国际集成电路制造(上海)有限公司 | 鳍式场效应晶体管及其制造方法 |
EP3767672A1 (en) * | 2013-09-27 | 2021-01-20 | Intel Corporation | Low leakage non-planar access transistor for embedded dynamic random access memeory (edram) |
US10037991B2 (en) | 2014-01-09 | 2018-07-31 | Taiwan Semiconductor Manufacturing Company Limited | Systems and methods for fabricating FinFETs with different threshold voltages |
US9252243B2 (en) | 2014-02-07 | 2016-02-02 | International Business Machines Corporation | Gate structure integration scheme for fin field effect transistors |
US9966272B1 (en) * | 2017-06-26 | 2018-05-08 | Globalfoundries Inc. | Methods for nitride planarization using dielectric |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020130354A1 (en) * | 2001-03-13 | 2002-09-19 | National Inst. Of Advanced Ind. Science And Tech. | Double-gate field-effect transistor, integrated circuit using the transistor and method of manufacturing the same |
US20020153587A1 (en) | 2000-03-16 | 2002-10-24 | International Business Machines Corporation | Double planar gated SOI MOSFET structure |
US20020177263A1 (en) | 2001-05-24 | 2002-11-28 | International Business Machines Corporation | Damascene double-gate MOSFET with vertical channel regions |
WO2004093181A1 (en) | 2003-04-03 | 2004-10-28 | Advanced Micro Devices, Inc. | Method for forming a gate in a finfet device and thinning a fin in a channel region of the finfet device |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5705405A (en) * | 1994-09-30 | 1998-01-06 | Sgs-Thomson Microelectronics, Inc. | Method of making the film transistor with all-around gate electrode |
US5960270A (en) * | 1997-08-11 | 1999-09-28 | Motorola, Inc. | Method for forming an MOS transistor having a metallic gate electrode that is formed after the formation of self-aligned source and drain regions |
US6265256B1 (en) * | 1998-09-17 | 2001-07-24 | Advanced Micro Devices, Inc. | MOS transistor with minimal overlap between gate and source/drain extensions |
JP4270719B2 (ja) * | 1999-06-30 | 2009-06-03 | 株式会社東芝 | 半導体装置及びその製造方法 |
US6303447B1 (en) * | 2000-02-11 | 2001-10-16 | Chartered Semiconductor Manufacturing Ltd. | Method for forming an extended metal gate using a damascene process |
JP4058751B2 (ja) * | 2000-06-20 | 2008-03-12 | 日本電気株式会社 | 電界効果型トランジスタの製造方法 |
US6342410B1 (en) * | 2000-07-10 | 2002-01-29 | Advanced Micro Devices, Inc. | Fabrication of a field effect transistor with three sided gate structure on semiconductor on insulator |
JP4044276B2 (ja) * | 2000-09-28 | 2008-02-06 | 株式会社東芝 | 半導体装置及びその製造方法 |
US6562665B1 (en) * | 2000-10-16 | 2003-05-13 | Advanced Micro Devices, Inc. | Fabrication of a field effect transistor with a recess in a semiconductor pillar in SOI technology |
US6413802B1 (en) * | 2000-10-23 | 2002-07-02 | The Regents Of The University Of California | Finfet transistor structures having a double gate channel extending vertically from a substrate and methods of manufacture |
US6396108B1 (en) * | 2000-11-13 | 2002-05-28 | Advanced Micro Devices, Inc. | Self-aligned double gate silicon-on-insulator (SOI) device |
US6551885B1 (en) * | 2001-02-09 | 2003-04-22 | Advanced Micro Devices, Inc. | Low temperature process for a thin film transistor |
US6406951B1 (en) * | 2001-02-12 | 2002-06-18 | Advanced Micro Devices, Inc. | Fabrication of fully depleted field effect transistor with raised source and drain in SOI technology |
US6475890B1 (en) * | 2001-02-12 | 2002-11-05 | Advanced Micro Devices, Inc. | Fabrication of a field effect transistor with an upside down T-shaped semiconductor pillar in SOI technology |
JP3543117B2 (ja) * | 2001-03-13 | 2004-07-14 | 独立行政法人産業技術総合研究所 | 二重ゲート電界効果トランジスタ |
US6458662B1 (en) * | 2001-04-04 | 2002-10-01 | Advanced Micro Devices, Inc. | Method of fabricating a semiconductor device having an asymmetrical dual-gate silicon-germanium (SiGe) channel MOSFET and a device thereby formed |
US6551886B1 (en) * | 2001-04-27 | 2003-04-22 | Advanced Micro Devices, Inc. | Ultra-thin body SOI MOSFET and gate-last fabrication method |
JP2003037264A (ja) * | 2001-07-24 | 2003-02-07 | Toshiba Corp | 半導体装置およびその製造方法 |
DE10137217A1 (de) | 2001-07-30 | 2003-02-27 | Infineon Technologies Ag | Steg-Feldeffekttransistor und Verfahren zum Herstellen eines Steg-Feldeffekttransistors |
US20030025167A1 (en) * | 2001-07-31 | 2003-02-06 | International Business Machines Corporation | Activating in-situ doped gate on high dielectric constant materials |
US6509611B1 (en) * | 2001-09-21 | 2003-01-21 | International Business Machines Corporation | Method for wrapped-gate MOSFET |
US6610576B2 (en) * | 2001-12-13 | 2003-08-26 | International Business Machines Corporation | Method for forming asymmetric dual gate transistor |
US6800905B2 (en) * | 2001-12-14 | 2004-10-05 | International Business Machines Corporation | Implanted asymmetric doped polysilicon gate FinFET |
US6583469B1 (en) * | 2002-01-28 | 2003-06-24 | International Business Machines Corporation | Self-aligned dog-bone structure for FinFET applications and methods to fabricate the same |
US20030151077A1 (en) * | 2002-02-13 | 2003-08-14 | Leo Mathew | Method of forming a vertical double gate semiconductor device and structure thereof |
EP1383164A1 (en) | 2002-07-17 | 2004-01-21 | Interuniversitair Micro-Elektronica Centrum (IMEC) | FinFET device and a method for manufacturing such device |
US6855990B2 (en) * | 2002-11-26 | 2005-02-15 | Taiwan Semiconductor Manufacturing Co., Ltd | Strained-channel multiple-gate transistor |
US6645797B1 (en) * | 2002-12-06 | 2003-11-11 | Advanced Micro Devices, Inc. | Method for forming fins in a FinFET device using sacrificial carbon layer |
US6765303B1 (en) * | 2003-05-06 | 2004-07-20 | Advanced Micro Devices, Inc. | FinFET-based SRAM cell |
US7029958B2 (en) * | 2003-11-04 | 2006-04-18 | Advanced Micro Devices, Inc. | Self aligned damascene gate |
-
2004
- 2004-01-12 US US10/754,559 patent/US7041542B2/en not_active Expired - Lifetime
- 2004-12-21 JP JP2006549310A patent/JP5270093B2/ja not_active Expired - Lifetime
- 2004-12-21 DE DE112004002640T patent/DE112004002640B4/de not_active Expired - Lifetime
- 2004-12-21 WO PCT/US2004/043104 patent/WO2005071726A1/en active Application Filing
- 2004-12-21 KR KR1020067013973A patent/KR101066270B1/ko not_active Expired - Lifetime
- 2004-12-21 CN CNB2004800403030A patent/CN100521116C/zh not_active Expired - Lifetime
- 2004-12-21 GB GB0615272A patent/GB2425656B/en not_active Expired - Lifetime
-
2005
- 2005-01-11 TW TW094100701A patent/TWI370546B/zh not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020153587A1 (en) | 2000-03-16 | 2002-10-24 | International Business Machines Corporation | Double planar gated SOI MOSFET structure |
US20020130354A1 (en) * | 2001-03-13 | 2002-09-19 | National Inst. Of Advanced Ind. Science And Tech. | Double-gate field-effect transistor, integrated circuit using the transistor and method of manufacturing the same |
US20020177263A1 (en) | 2001-05-24 | 2002-11-28 | International Business Machines Corporation | Damascene double-gate MOSFET with vertical channel regions |
WO2004093181A1 (en) | 2003-04-03 | 2004-10-28 | Advanced Micro Devices, Inc. | Method for forming a gate in a finfet device and thinning a fin in a channel region of the finfet device |
Also Published As
Publication number | Publication date |
---|---|
WO2005071726A1 (en) | 2005-08-04 |
DE112004002640T8 (de) | 2007-03-22 |
US20050153492A1 (en) | 2005-07-14 |
TW200529432A (en) | 2005-09-01 |
DE112004002640T5 (de) | 2007-01-04 |
TWI370546B (en) | 2012-08-11 |
GB2425656A (en) | 2006-11-01 |
JP5270093B2 (ja) | 2013-08-21 |
DE112004002640B4 (de) | 2008-12-18 |
GB2425656B (en) | 2007-12-05 |
CN100521116C (zh) | 2009-07-29 |
JP2007518270A (ja) | 2007-07-05 |
GB0615272D0 (en) | 2006-09-06 |
US7041542B2 (en) | 2006-05-09 |
CN1902742A (zh) | 2007-01-24 |
KR20060123479A (ko) | 2006-12-01 |
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