KR19980032402A - 초박층 유전체와 양립할 수 있는 중간 갭 금속 게이트의 제작 - Google Patents
초박층 유전체와 양립할 수 있는 중간 갭 금속 게이트의 제작 Download PDFInfo
- Publication number
- KR19980032402A KR19980032402A KR1019970048688A KR19970048688A KR19980032402A KR 19980032402 A KR19980032402 A KR 19980032402A KR 1019970048688 A KR1019970048688 A KR 1019970048688A KR 19970048688 A KR19970048688 A KR 19970048688A KR 19980032402 A KR19980032402 A KR 19980032402A
- Authority
- KR
- South Korea
- Prior art keywords
- tungsten
- dielectric material
- gate
- gate dielectric
- cvd
- 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.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/06—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material
- C23C16/16—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material from metal carbonyl compounds
-
- 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
- H10D64/013—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator
- H10D64/01302—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon
- H10D64/01304—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H10D64/01316—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the conductor comprising a layer of elemental metal contacting the insulator, e.g. Ta, W, Mo or Al
-
- 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
- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
- H10D64/311—Gate electrodes for field-effect devices
- H10D64/411—Gate electrodes for field-effect devices for FETs
- H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
- H10D64/514—Gate electrodes for field-effect devices for FETs for IGFETs characterised by the insulating layers
-
- 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
- H10D64/665—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of elemental metal contacting the insulator, e.g. tungsten or molybdenum
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/412—Deposition of metallic or metal-silicide materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/42—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials using a gas or vapour
- H10P14/43—Chemical deposition, e.g. chemical vapour deposition [CVD]
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (26)
- (a) 반도체 기판위에 위치한 게이트 유전체 물질위에 쏘스 물질로 W(CO)6을 사용하여 텅스텐(W) 층을 화학적 증착(CVD)에 의해 부착시키는 단계; 및(b) 석판인쇄 기술을 이용하여 (a) 단계에서 형성된 구조물을 패턴화하여 상기 유전체 물질위에 상기 중간 갭 일함수 텅스텐 게이트를 함유하는 금속 산화물 반도체 장치(MOS)를 제조하는 단계를 포함하는 금속 산화물 반도체(MOS) 적용에 사용하기 위한 중간 갭 일함수 텅스텐 게이트의 제작 방법.
- 제 1 항에 있어서,상기 게이트 유전체 물질이 약 4.0 nm 미만의 두께를 갖는 초박층 게이트 유전체 물질인 방법.
- 제 2 항에 있어서,상기 초박층 게이트 유전체 물질이 약 3 nm 미만의 두께를 갖는 방법.
- 제 3 항에 있어서,상기 초박층 게이트 유전체 물질이 SiO2, 질화된 SiO2, Si3N4, 금속 산화물 및 이들의 혼합물로 구성된 군중에서 선택되는 방법.
- 제 4 항에 있어서,상기 초박층 게이트 유전체 물질이 SiO2인 방법.
- 제 1 항에 있어서,상기 반도체 기판이 적어도 하나의 쏘스 영역 및 적어도 하나의 드레인 영역을 포함하는 방법.
- 제 6 항에 있어서,상기 반도체 기판이 p형 또는 n형인 방법.
- 제 7 항에 있어서,상기 반도체 기판이 실리콘, SiGe 또는 GnAs를 포함하는 기판인 방법.
- 제 8 항에 있어서,상기 반도체 샘플이 실리콘을 포함하는 방법.
- 제 1 항에 있어서,상기 CVD 단계를 약 250℃ 내지 약 500℃의 온도에서 수행하는 방법.
- 제 10 항에 있어서,상기 CVD 단계를 약 275℃ 내지 약 600℃의 온도에서 수행하는 방법.
- 제 1 항에 있어서,상기 CVD 단계를 약 1 x 10-6토르 내지 약 3 x 10-4토르의 압력하에 수행하는 방법.
- 제 12 항에 있어서,상기 CVD 단계를 약 1 x 10-4토르 내지 약 2 x 10-4토르의 압력하에 수행하는 방법.
- 제 1 항에 있어서,상기 CVD 단계에 의해 약 3.5 nm 내지 약 200 nm의 두께를 가진 상기 텅스텐 층을 생성하는 방법.
- 제 14 항에 있어서,상기 텅스텐 두께가 약 50 nm 내지 약 100 nm인 방법.
- 제 1 항에 있어서,상기 패턴화 단계가 상기 텅스텐 층의 예정된 면적위에 적어도 하나의 포토레지스트를 위치시키는 단계; 상기 포토레지스트를 현상하는 단계; 및 상기 포토레지스트를 함유하지 않는 상기 텅스텐 층의 면적을 에칭시키는 단계를 포함하는 방법.
- 제 16 항에 있어서,상기 에칭 단계가 습식 에칭 또는 건조 에칭을 포함하는 방법.
- 제 17 항에 있어서,상기 습식 에칭을 H2O2, 인산, 크롬산, 질산 및 이들의 혼합물로 구성된 군중에서 선택된 화학적 에칭제를 사용하여 수행하는 방법.
- 제 18 항에 있어서,상기 화학적 에칭제가 H2O2인 방법.
- 제 17 항에 있어서,상기 건조 에칭이 반응성 이온 에칭(Reactive Ion Etching, RIE), 이온 비임잉 에칭(Ion Beaming Etching, IBE) 및 레이저 애블레이션(Laser Ablation)을 포함하는 방법.
- 제 1 항에 있어서,MOS 웨이퍼를 제공하는 단계를 또한 포함하고, 상기 웨이퍼가 기판안에 적어도 하나의 쏘스 및 드레인 영역을 갖는 p형 또는 n형 반도체 기판과 상기 기판위에 위치한 유전체 물질을 함유하는 방법.
- (a) 쏘스 물질로 W(CO)6을 사용하여 텅스텐(W) 층을 화학적 증착(CVD)을 포함하는 단계에 의해 유전체 물질위에 부착시키는 단계; 및(b) 상기 텅스텐 층을 패턴화하여 상기 유전체 물질위에 상기 텅스텐 전극를 형성하는 단계를 포함하는 텅스텐 전극의 제작 방법.
- 청구항 1의 방법으로 제조한 중간 갭 일함수 텅스텐 게이트 적어도 하나를 게이트 유전체 물질위에 포함하는 MOS 장치.
- 제 23 항에 있어서,상기 게이트 유전체 물질이 4.0 nm 미만의 두께를 갖는 초박층 게이트 유전체 물질인 MOS 장치.
- 청구항 1의 방법으로 제조한 중간 갭 일함수 텅스텐 게이트 적어도 하나를 게이트 유전체 물질위에 포함하는 전계 효과 트랜지스터(FET).
- 제 25 항에 있어서,상기 게이트 유전체 물질이 4.0 nm 미만의 두께를 갖는 초박층 게이트 유전체 물질인 FET.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8/739,765 | 1996-10-30 | ||
| US08/739,765 US5789312A (en) | 1996-10-30 | 1996-10-30 | Method of fabricating mid-gap metal gates compatible with ultra-thin dielectrics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR19980032402A true KR19980032402A (ko) | 1998-07-25 |
Family
ID=24973696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970048688A Ceased KR19980032402A (ko) | 1996-10-30 | 1997-09-25 | 초박층 유전체와 양립할 수 있는 중간 갭 금속 게이트의 제작 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US5789312A (ko) |
| EP (1) | EP0840362A1 (ko) |
| JP (1) | JP3251889B2 (ko) |
| KR (1) | KR19980032402A (ko) |
| SG (1) | SG53082A1 (ko) |
| TW (1) | TW353201B (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9070749B2 (en) | 2012-08-31 | 2015-06-30 | SK Hynix Inc. | Semiconductor device including fluorine-free tungsten barrier layer and method for fabricating the same |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6452276B1 (en) | 1998-04-30 | 2002-09-17 | International Business Machines Corporation | Ultra thin, single phase, diffusion barrier for metal conductors |
| US6211042B1 (en) * | 1998-10-13 | 2001-04-03 | International Business Machines Corporation | Growth of epitaxial semiconductor films in presence of reactive metal |
| KR100296126B1 (ko) | 1998-12-22 | 2001-08-07 | 박종섭 | 고집적 메모리 소자의 게이트전극 형성방법 |
| KR100299386B1 (ko) | 1998-12-28 | 2001-11-02 | 박종섭 | 반도체 소자의 게이트 전극 형성방법 |
| JP3988342B2 (ja) | 1998-12-29 | 2007-10-10 | 株式会社ハイニックスセミコンダクター | 半導体素子のゲート電極形成方法 |
| US6218298B1 (en) * | 1999-05-19 | 2001-04-17 | Infineon Technologies North America Corp. | Tungsten-filled deep trenches |
| US6660660B2 (en) * | 2000-10-10 | 2003-12-09 | Asm International, Nv. | Methods for making a dielectric stack in an integrated circuit |
| US6603181B2 (en) * | 2001-01-16 | 2003-08-05 | International Business Machines Corporation | MOS device having a passivated semiconductor-dielectric interface |
| US20020190379A1 (en) * | 2001-03-28 | 2002-12-19 | Applied Materials, Inc. | W-CVD with fluorine-free tungsten nucleation |
| US6551942B2 (en) | 2001-06-15 | 2003-04-22 | International Business Machines Corporation | Methods for etching tungsten stack structures |
| US6607976B2 (en) | 2001-09-25 | 2003-08-19 | Applied Materials, Inc. | Copper interconnect barrier layer structure and formation method |
| US20030098489A1 (en) * | 2001-11-29 | 2003-05-29 | International Business Machines Corporation | High temperature processing compatible metal gate electrode for pFETS and methods for fabrication |
| US6770500B2 (en) * | 2002-03-15 | 2004-08-03 | International Business Machines Corporation | Process of passivating a metal-gated complementary metal oxide semiconductor |
| US6762469B2 (en) | 2002-04-19 | 2004-07-13 | International Business Machines Corporation | High performance CMOS device structure with mid-gap metal gate |
| US7084423B2 (en) | 2002-08-12 | 2006-08-01 | Acorn Technologies, Inc. | Method for depinning the Fermi level of a semiconductor at an electrical junction and devices incorporating such junctions |
| US6833556B2 (en) | 2002-08-12 | 2004-12-21 | Acorn Technologies, Inc. | Insulated gate field effect transistor having passivated schottky barriers to the channel |
| US6869868B2 (en) * | 2002-12-13 | 2005-03-22 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of fabricating a MOSFET device with metal containing gate structures |
| JP4031704B2 (ja) | 2002-12-18 | 2008-01-09 | 東京エレクトロン株式会社 | 成膜方法 |
| TWI312536B (en) * | 2003-07-23 | 2009-07-21 | Nanya Technology Corporatio | Method for fabricating semiconductor device having stack-gate structure |
| US6921711B2 (en) * | 2003-09-09 | 2005-07-26 | International Business Machines Corporation | Method for forming metal replacement gate of high performance |
| US7078341B2 (en) * | 2003-09-30 | 2006-07-18 | Tokyo Electron Limited | Method of depositing metal layers from metal-carbonyl precursors |
| US6989321B2 (en) * | 2003-09-30 | 2006-01-24 | Tokyo Electron Limited | Low-pressure deposition of metal layers from metal-carbonyl precursors |
| US7037816B2 (en) * | 2004-01-23 | 2006-05-02 | Taiwan Semiconductor Manufacturing Company, Ltd. | System and method for integration of HfO2 and RTCVD poly-silicon |
| JP2005217176A (ja) * | 2004-01-29 | 2005-08-11 | Tokyo Electron Ltd | 半導体装置および積層膜の形成方法 |
| JP2008515173A (ja) * | 2004-08-24 | 2008-05-08 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 半導体装置及びかかる半導体装置の製造方法 |
| US20060068098A1 (en) * | 2004-09-27 | 2006-03-30 | Tokyo Electron Limited | Deposition of ruthenium metal layers in a thermal chemical vapor deposition process |
| US20060068588A1 (en) * | 2004-09-30 | 2006-03-30 | Tokyo Electron Limited | Low-pressure deposition of ruthenium and rhenium metal layers from metal carbonyl precursors |
| US7323403B2 (en) * | 2004-11-29 | 2008-01-29 | Texas Instruments Incroporated | Multi-step process for patterning a metal gate electrode |
| US7674710B2 (en) * | 2006-11-20 | 2010-03-09 | Tokyo Electron Limited | Method of integrating metal-containing films into semiconductor devices |
| JP2008147393A (ja) * | 2006-12-08 | 2008-06-26 | Toshiba Corp | 半導体装置及びその製造方法 |
| US20090087550A1 (en) * | 2007-09-27 | 2009-04-02 | Tokyo Electron Limited | Sequential flow deposition of a tungsten silicide gate electrode film |
| CN107578994B (zh) | 2011-11-23 | 2020-10-30 | 阿科恩科技公司 | 通过插入界面原子单层改进与iv族半导体的金属接触 |
| US9620611B1 (en) | 2016-06-17 | 2017-04-11 | Acorn Technology, Inc. | MIS contact structure with metal oxide conductor |
| DE112017005855T5 (de) | 2016-11-18 | 2019-08-01 | Acorn Technologies, Inc. | Nanodrahttransistor mit Source und Drain induziert durch elektrische Kontakte mit negativer Schottky-Barrierenhöhe |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4392299A (en) * | 1981-01-08 | 1983-07-12 | Rca Corporation | Method of manufacturing low resistance gates and interconnections |
| US4451503A (en) * | 1982-06-30 | 1984-05-29 | International Business Machines Corporation | Photo deposition of metals with far UV radiation |
| JPS59132136A (ja) * | 1983-01-19 | 1984-07-30 | Hitachi Ltd | 半導体装置の製造方法 |
| US4817557A (en) * | 1983-05-23 | 1989-04-04 | Anicon, Inc. | Process and apparatus for low pressure chemical vapor deposition of refractory metal |
| US4619840A (en) * | 1983-05-23 | 1986-10-28 | Thermco Systems, Inc. | Process and apparatus for low pressure chemical vapor deposition of refractory metal |
| JPS61217576A (ja) * | 1985-03-20 | 1986-09-27 | Hitachi Ltd | タングステン薄膜の形成方法 |
| US4811066A (en) * | 1987-10-19 | 1989-03-07 | Motorola, Inc. | Compact multi-state ROM cell |
| US5212400A (en) * | 1988-02-18 | 1993-05-18 | International Business Machines Corporation | Method of depositing tungsten on silicon in a non-self-limiting CVD process and semiconductor device manufactured thereby |
| US5164805A (en) * | 1988-08-22 | 1992-11-17 | Massachusetts Institute Of Technology | Near-intrinsic thin-film SOI FETS |
| US5061647A (en) * | 1990-10-12 | 1991-10-29 | Motorola, Inc. | ITLDD transistor having variable work function and method for fabricating the same |
| US5565247A (en) * | 1991-08-30 | 1996-10-15 | Canon Kabushiki Kaisha | Process for forming a functional deposited film |
| EP0575688B1 (en) * | 1992-06-26 | 1998-05-27 | STMicroelectronics S.r.l. | Programming of LDD-ROM cells |
| JP2643833B2 (ja) * | 1994-05-30 | 1997-08-20 | 日本電気株式会社 | 半導体記憶装置及びその製造方法 |
| JP2901493B2 (ja) * | 1994-06-27 | 1999-06-07 | 日本電気株式会社 | 半導体記憶装置及びその製造方法 |
| US5539230A (en) * | 1995-03-16 | 1996-07-23 | International Business Machines Corporation | Chimney capacitor |
| JPH09107036A (ja) * | 1995-08-09 | 1997-04-22 | Toshiba Corp | 半導体装置 |
-
1996
- 1996-10-30 US US08/739,765 patent/US5789312A/en not_active Expired - Fee Related
-
1997
- 1997-08-14 TW TW086111699A patent/TW353201B/zh not_active IP Right Cessation
- 1997-09-25 KR KR1019970048688A patent/KR19980032402A/ko not_active Ceased
- 1997-09-26 SG SG1997003593A patent/SG53082A1/en unknown
- 1997-10-14 EP EP97308144A patent/EP0840362A1/en not_active Withdrawn
- 1997-10-27 JP JP29373097A patent/JP3251889B2/ja not_active Expired - Fee Related
-
1998
- 1998-02-10 US US09/021,262 patent/US6091122A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9070749B2 (en) | 2012-08-31 | 2015-06-30 | SK Hynix Inc. | Semiconductor device including fluorine-free tungsten barrier layer and method for fabricating the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10135452A (ja) | 1998-05-22 |
| SG53082A1 (en) | 1998-09-28 |
| JP3251889B2 (ja) | 2002-01-28 |
| US5789312A (en) | 1998-08-04 |
| EP0840362A1 (en) | 1998-05-06 |
| TW353201B (en) | 1999-02-21 |
| US6091122A (en) | 2000-07-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5789312A (en) | Method of fabricating mid-gap metal gates compatible with ultra-thin dielectrics | |
| JP2937817B2 (ja) | 半導体基板表面の酸化膜の形成方法及びmos半導体デバイスの製造方法 | |
| US4180596A (en) | Method for providing a metal silicide layer on a substrate | |
| US6849513B2 (en) | Semiconductor device and production method thereof | |
| US7071066B2 (en) | Method and structure for forming high-k gates | |
| EP0036573A2 (en) | Method for making a polysilicon conductor structure | |
| JPH045265B2 (ko) | ||
| US5300188A (en) | Process for making substantially smooth diamond | |
| KR100550196B1 (ko) | 원자 산소 산화를 채용하여 게이트 활성화를 향상시키는방법 | |
| Ohmi | ULSI reliability through ultraclean processing | |
| JPS58148445A (ja) | 相補形電界効果型トランジスタの製造方法 | |
| US5130264A (en) | Method of making a thin film transistor | |
| KR100685205B1 (ko) | 고융점 금속 게이트를 갖는 반도체 장치 및 그 제조 방법 | |
| US4645683A (en) | Method of manufacturing a semiconductor device | |
| US4520553A (en) | Process for manufacturing an integrated insulated-gate field-effect transistor | |
| US5492854A (en) | Method of manufacturing semiconductor device | |
| US3419761A (en) | Method for depositing silicon nitride insulating films and electric devices incorporating such films | |
| Batey et al. | Plasma-enhanced CVD of high quality insulating films | |
| JP2002057167A (ja) | 半導体素子及びその製造方法 | |
| US5604138A (en) | Process for making a semiconductor MOS transistor | |
| US6528362B1 (en) | Metal gate with CVD amorphous silicon layer for CMOS devices and method of making with a replacement gate process | |
| US7138339B2 (en) | Method of manufacturing semiconductor device including etching a conductive layer by using a gas including SiCl4 and NF3 | |
| US5319231A (en) | Insulated gate semiconductor device having an elevated plateau like portion | |
| US20050095867A1 (en) | Method of manufacturing semiconductor device | |
| US20070267706A1 (en) | Formation of low leakage thermally assisted radical nitrided dielectrics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
|
| A201 | Request for examination | ||
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
St.27 status event code: A-1-2-D10-D21-exm-PE0902 |
|
| T11-X000 | Administrative time limit extension requested |
St.27 status event code: U-3-3-T10-T11-oth-X000 |
|
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
St.27 status event code: A-1-2-D10-D21-exm-PE0902 |
|
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
St.27 status event code: N-2-6-B10-B15-exm-PE0601 |
|
| T11-X000 | Administrative time limit extension requested |
St.27 status event code: U-3-3-T10-T11-oth-X000 |
|
| T13-X000 | Administrative time limit extension granted |
St.27 status event code: U-3-3-T10-T13-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-3-3-R10-R18-oth-X000 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-2-2-P10-P22-nap-X000 |