KR100981332B1 - 반도체 장치의 제조 방법 - Google Patents
반도체 장치의 제조 방법 Download PDFInfo
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- KR100981332B1 KR100981332B1 KR1020080012920A KR20080012920A KR100981332B1 KR 100981332 B1 KR100981332 B1 KR 100981332B1 KR 1020080012920 A KR1020080012920 A KR 1020080012920A KR 20080012920 A KR20080012920 A KR 20080012920A KR 100981332 B1 KR100981332 B1 KR 100981332B1
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- insulating film
- nitrogen
- heat treatment
- silicon oxide
- film
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 100
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 239000012535 impurity Substances 0.000 claims abstract description 27
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000010703 silicon Substances 0.000 claims abstract description 25
- 238000005121 nitriding Methods 0.000 claims abstract description 24
- 230000001590 oxidative effect Effects 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 25
- 238000000137 annealing Methods 0.000 abstract description 34
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 26
- 229910021529 ammonia Inorganic materials 0.000 abstract description 13
- 238000009792 diffusion process Methods 0.000 abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 238000002955 isolation Methods 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 12
- 230000007547 defect Effects 0.000 description 10
- 239000010410 layer Substances 0.000 description 8
- 125000004433 nitrogen atom Chemical group N* 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 4
- 125000004430 oxygen atom Chemical group O* 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 150000002829 nitrogen Chemical class 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002250 progressing effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- -1 silicon oxide nitride Chemical class 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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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
- H01L21/02—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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
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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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28185—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation with a treatment, e.g. annealing, after the formation of the gate insulator and before the formation of the definitive gate conductor
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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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28202—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation in a nitrogen-containing ambient, e.g. nitride deposition, growth, oxynitridation, NH3 nitridation, N2O oxidation, thermal nitridation, RTN, plasma nitridation, RPN
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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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- 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
- H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
- H10D64/693—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator the insulator comprising nitrogen, e.g. nitrides, oxynitrides or nitrogen-doped materials
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- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0144—Manufacturing their gate insulating layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
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- 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]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or double-diffused drain [DDD] MOSFET
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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]
- H10D30/601—Insulated-gate field-effect transistors [IGFET] having lightly-doped drain or source extensions, e.g. LDD IGFETs or DDD IGFETs
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Formation Of Insulating Films (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (10)
- 반도체 기판의 표면에 절연막을 형성하는 공정과,상기 절연막에 활성 질소를 도입하는 공정과,상기 활성 질소가 도입된 상기 절연막에 대해서, NH3 가스 분위기 중에서 제1 열 처리를 행하는 공정과,상기 제1 열 처리 공정 후, 상기 활성 질소가 도입된 상기 절연막에 대해서, N2O 가스 및 NO 가스로 이루어지는 군으로부터 선택된 적어도 1종의 가스의 분위기 중에서 제2 열 처리를 행하는 공정을 갖고,상기 제1 열 처리의 온도보다 높은 온도로 상기 제2 열 처리를 행하는 것 을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항에 있어서,상기 반도체 기판으로서 실리콘 기판을 사용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 2 항에 있어서,상기 절연막을 형성하는 공정은, 상기 실리콘 기판의 표면을 산화함으로써, 실리콘 산화막을 형성하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항에 있어서,상기 활성 질소를 도입하는 공정은, 상기 절연막에 대해서 플라스마 질화를 행하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,상기 활성 질소의 도입을, 상기 절연막의 표면에 대미지(damage)가 생기지 않는 조건하에서 행하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 1 항에 있어서,상기 열 처리를, 상기 절연막 내의 질소가 표면에 잔존하는 조건하에서 행하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 반도체 기판 위에 게이트 절연막을 형성하는 공정과,상기 게이트 절연막 위에 게이트 전극을 형성하는 공정과,상기 게이트 전극의 측면에 측벽 절연막을 형성하는 공정과,상기 게이트 전극과 상기 측벽 절연막을 마스크로 하여, 반도체 기판 내에 불순물을 도입하는 공정을 가지며,상기 게이트 절연막을 형성하는 공정은,상기 반도체 기판 위에 실리콘 산화막을 형성하는 공정과,상기 실리콘 산화막에, 활성 질소를 도입하는 공정과,이어서, NH3 가스 분위기 중에서, 상기 활성 질소가 도입된 실리콘 산화막을 가열하는 제1 열 처리 공정과,상기 제1 열 처리 공정 후, 상기 활성 질소가 도입된 실리콘 산화막을, N2O 가스 및 NO 가스로 이루어지는 군으로부터 선택된 적어도 1종의 가스의 분위기 중에서 가열하는 제2 열 처리 공정을 갖고,상기 제1 열 처리의 온도보다 높은 온도로 상기 제2 열 처리를 행하는 것 을 특징으로 하는 반도체 장치의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007038436A JP4762169B2 (ja) | 2007-02-19 | 2007-02-19 | 半導体装置の製造方法 |
JPJP-P-2007-00038436 | 2007-02-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080077325A KR20080077325A (ko) | 2008-08-22 |
KR100981332B1 true KR100981332B1 (ko) | 2010-09-10 |
Family
ID=39707038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080012920A Expired - Fee Related KR100981332B1 (ko) | 2007-02-19 | 2008-02-13 | 반도체 장치의 제조 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20080200000A1 (ko) |
JP (1) | JP4762169B2 (ko) |
KR (1) | KR100981332B1 (ko) |
CN (1) | CN101252085A (ko) |
TW (1) | TW200837834A (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102456732B (zh) * | 2010-10-19 | 2014-10-08 | 格科微电子(上海)有限公司 | Mos晶体管及其制造方法、cmos图像传感器 |
KR101929384B1 (ko) * | 2012-05-24 | 2018-12-14 | 삼성전자주식회사 | 선택적으로 질화처리된 게이트 절연막을 갖는 반도체 장치의 제조 방법 |
TWI608614B (zh) * | 2012-12-07 | 2017-12-11 | 聯華電子股份有限公司 | 半導體結構及其製程 |
US9634083B2 (en) | 2012-12-10 | 2017-04-25 | United Microelectronics Corp. | Semiconductor structure and process thereof |
CN103035732B (zh) * | 2012-12-17 | 2015-10-28 | 华南理工大学 | 一种vdmos晶体管及其制备方法 |
CN105789318B (zh) * | 2014-12-26 | 2019-02-22 | 昆山国显光电有限公司 | 薄膜晶体管及其制备方法 |
JP6791453B1 (ja) * | 2020-05-08 | 2020-11-25 | 信越半導体株式会社 | 半導体基板の熱酸化膜形成方法 |
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US6780719B2 (en) * | 2001-06-20 | 2004-08-24 | Texas Instruments Incorporated | Method for annealing ultra-thin, high quality gate oxide layers using oxidizer/hydrogen mixtures |
KR20050033831A (ko) * | 2003-10-07 | 2005-04-13 | 소니 가부시끼 가이샤 | 절연체 박막의 제조 방법과 절연체 박막 및 반도체 장치의제조 방법과 반도체 장치 |
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US6162687A (en) * | 1998-08-19 | 2000-12-19 | Advanced Micro Devices, Inc. | Method of manufacturing semiconductor device having oxide-nitride gate insulating layer |
JP4431383B2 (ja) * | 2001-07-13 | 2010-03-10 | エクソンモービル リサーチ アンド エンジニアリング カンパニー | 高純度フィッシャー−トロプシュワックスの直接的製造 |
JP2004022902A (ja) * | 2002-06-18 | 2004-01-22 | Fujitsu Ltd | 半導体装置の製造方法 |
US6649538B1 (en) * | 2002-10-09 | 2003-11-18 | Taiwan Semiconductor Manufacturing Co. Ltd. | Method for plasma treating and plasma nitriding gate oxides |
JP2005033098A (ja) * | 2003-03-05 | 2005-02-03 | Nec Electronics Corp | 半導体装置及びその製造方法 |
JP2005101503A (ja) * | 2003-03-26 | 2005-04-14 | Fujitsu Ltd | 半導体装置及びその製造方法 |
US7514376B2 (en) * | 2003-04-30 | 2009-04-07 | Fujitsu Microelectronics Limited | Manufacture of semiconductor device having nitridized insulating film |
US20050130448A1 (en) * | 2003-12-15 | 2005-06-16 | Applied Materials, Inc. | Method of forming a silicon oxynitride layer |
US8119210B2 (en) * | 2004-05-21 | 2012-02-21 | Applied Materials, Inc. | Formation of a silicon oxynitride layer on a high-k dielectric material |
US7402472B2 (en) * | 2005-02-25 | 2008-07-22 | Freescale Semiconductor, Inc. | Method of making a nitrided gate dielectric |
JP4413809B2 (ja) * | 2005-03-29 | 2010-02-10 | 富士通マイクロエレクトロニクス株式会社 | 半導体装置の製造方法 |
US20070134861A1 (en) * | 2005-12-14 | 2007-06-14 | Jin-Ping Han | Semiconductor devices and methods of manufacture thereof |
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2007
- 2007-02-19 JP JP2007038436A patent/JP4762169B2/ja not_active Expired - Fee Related
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2008
- 2008-01-16 TW TW097101635A patent/TW200837834A/zh unknown
- 2008-01-29 CN CNA2008100049262A patent/CN101252085A/zh active Pending
- 2008-02-13 KR KR1020080012920A patent/KR100981332B1/ko not_active Expired - Fee Related
- 2008-02-15 US US12/032,030 patent/US20080200000A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6780719B2 (en) * | 2001-06-20 | 2004-08-24 | Texas Instruments Incorporated | Method for annealing ultra-thin, high quality gate oxide layers using oxidizer/hydrogen mixtures |
KR20050033831A (ko) * | 2003-10-07 | 2005-04-13 | 소니 가부시끼 가이샤 | 절연체 박막의 제조 방법과 절연체 박막 및 반도체 장치의제조 방법과 반도체 장치 |
Also Published As
Publication number | Publication date |
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CN101252085A (zh) | 2008-08-27 |
US20080200000A1 (en) | 2008-08-21 |
JP4762169B2 (ja) | 2011-08-31 |
TW200837834A (en) | 2008-09-16 |
JP2008205127A (ja) | 2008-09-04 |
KR20080077325A (ko) | 2008-08-22 |
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