TWI371062B - Method of manufacturing semiconductor apparatus - Google Patents

Method of manufacturing semiconductor apparatus

Info

Publication number
TWI371062B
TWI371062B TW094119654A TW94119654A TWI371062B TW I371062 B TWI371062 B TW I371062B TW 094119654 A TW094119654 A TW 094119654A TW 94119654 A TW94119654 A TW 94119654A TW I371062 B TWI371062 B TW I371062B
Authority
TW
Taiwan
Prior art keywords
manufacturing semiconductor
semiconductor apparatus
manufacturing
semiconductor
Prior art date
Application number
TW094119654A
Other languages
English (en)
Other versions
TW200611328A (en
Inventor
Masaru Kurihara
Masaru Izawa
Original Assignee
Renesas Electronics Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Renesas Electronics Corp filed Critical Renesas Electronics Corp
Publication of TW200611328A publication Critical patent/TW200611328A/zh
Application granted granted Critical
Publication of TWI371062B publication Critical patent/TWI371062B/zh

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture 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
    • H01L21/18Manufacture 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
    • H01L21/28Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/28008Making conductor-insulator-semiconductor electrodes
    • H01L21/28017Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
    • H01L21/28026Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
    • H01L21/28035Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/027Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
    • H01L21/0271Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
    • H01L21/0273Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/027Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
    • H01L21/033Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
    • H01L21/0334Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
    • H01L21/0337Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture 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
    • H01L21/18Manufacture 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
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/308Chemical or electrical treatment, e.g. electrolytic etching using masks
    • H01L21/3083Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
    • H01L21/3086Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture 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
    • H01L21/18Manufacture 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
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31Treatment 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
    • H01L21/3105After-treatment
    • H01L21/311Etching the insulating layers by chemical or physical means
    • H01L21/31144Etching the insulating layers by chemical or physical means using masks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture 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
    • H01L21/18Manufacture 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
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31Treatment 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
    • H01L21/3205Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
    • H01L21/321After treatment
    • H01L21/3213Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
    • H01L21/32139Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture 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
    • H01L21/71Manufacture of specific parts of devices defined in group H01L21/70
    • H01L21/768Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
    • H01L21/76801Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
    • H01L21/76802Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture 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
    • H01L21/71Manufacture of specific parts of devices defined in group H01L21/70
    • H01L21/768Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
    • H01L21/76801Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
    • H01L21/76802Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
    • H01L21/76816Aspects relating to the layout of the pattern or to the size of vias or trenches
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture 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
    • H01L21/71Manufacture of specific parts of devices defined in group H01L21/70
    • H01L21/768Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
    • H01L21/76838Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
    • H01L21/76885By forming conductive members before deposition of protective insulating material, e.g. pillars, studs
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor 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
    • H01L29/66Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007Multistep manufacturing processes
    • H01L29/66075Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227Multistep 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
    • H01L29/66409Unipolar field-effect transistors
    • H01L29/66477Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66568Lateral single gate silicon transistors
    • H01L29/66575Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate
    • H01L29/6659Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate with both lightly doped source and drain extensions and source and drain self-aligned to the sides of the gate, e.g. lightly doped drain [LDD] MOSFET, double diffused drain [DDD] MOSFET
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor 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
    • H01L29/66Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
    • H01L29/76Unipolar devices, e.g. field effect transistors
    • H01L29/772Field effect transistors
    • H01L29/78Field effect transistors with field effect produced by an insulated gate
    • H01L29/7833Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
TW094119654A 2004-09-17 2005-06-14 Method of manufacturing semiconductor apparatus TWI371062B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004270670 2004-09-17

Publications (2)

Publication Number Publication Date
TW200611328A TW200611328A (en) 2006-04-01
TWI371062B true TWI371062B (en) 2012-08-21

Family

ID=36059842

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094119654A TWI371062B (en) 2004-09-17 2005-06-14 Method of manufacturing semiconductor apparatus

Country Status (5)

Country Link
US (1) US7723235B2 (zh)
JP (1) JP4398467B2 (zh)
CN (1) CN100555577C (zh)
TW (1) TWI371062B (zh)
WO (1) WO2006030581A1 (zh)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060134917A1 (en) * 2004-12-16 2006-06-22 Lam Research Corporation Reduction of etch mask feature critical dimensions
US7273815B2 (en) * 2005-08-18 2007-09-25 Lam Research Corporation Etch features with reduced line edge roughness
JP4946138B2 (ja) * 2006-03-31 2012-06-06 東京エレクトロン株式会社 エッチング方法
JPWO2007116515A1 (ja) * 2006-04-07 2009-08-20 株式会社フィルテック 半導体装置及びその製造方法、ドライエッチング方法、配線材料の作製方法、並びにエッチング装置
JP2007324384A (ja) * 2006-06-01 2007-12-13 Sharp Corp 半導体装置の製造方法
US7309646B1 (en) * 2006-10-10 2007-12-18 Lam Research Corporation De-fluoridation process
US7585738B2 (en) * 2007-04-27 2009-09-08 Texas Instruments Incorporated Method of forming a fully silicided semiconductor device with independent gate and source/drain doping and related device
JP4971050B2 (ja) 2007-06-21 2012-07-11 株式会社日立製作所 半導体装置の寸法測定装置
US7846645B2 (en) * 2007-12-14 2010-12-07 Tokyo Electron Limited Method and system for reducing line edge roughness during pattern etching
WO2010090394A2 (ko) 2009-02-06 2010-08-12 주식회사 엘지화학 절연된 도전성 패턴의 제조 방법
US8921726B2 (en) * 2009-02-06 2014-12-30 Lg Chem, Ltd. Touch screen and manufacturing method thereof
JP5446558B2 (ja) * 2009-08-04 2014-03-19 富士通セミコンダクター株式会社 半導体装置の製造方法
US8030214B2 (en) * 2010-02-19 2011-10-04 Taiwan Semiconductor Manufacturing Company, Ltd. Method of fabricating gate structures
JP4733214B1 (ja) * 2010-04-02 2011-07-27 東京エレクトロン株式会社 マスクパターンの形成方法及び半導体装置の製造方法
CN102867743B (zh) * 2012-09-17 2015-04-29 上海华力微电子有限公司 改善掺杂与非掺杂多晶硅栅极刻蚀形貌差异的方法
CN103681281B (zh) * 2012-09-26 2016-08-10 中芯国际集成电路制造(上海)有限公司 双重图形化膜层的方法
US9280051B2 (en) * 2013-06-12 2016-03-08 Applied Materials, Inc. Methods for reducing line width roughness and/or critical dimension nonuniformity in a patterned photoresist layer
KR102233577B1 (ko) 2014-02-25 2021-03-30 삼성전자주식회사 반도체 소자의 패턴 형성 방법
JP2015176997A (ja) * 2014-03-14 2015-10-05 株式会社東芝 金属配線の形成方法
JP6235974B2 (ja) * 2014-09-24 2017-11-22 東京エレクトロン株式会社 基板処理方法、プログラム、コンピュータ記憶媒体及び基板処理システム
KR102427696B1 (ko) * 2015-10-22 2022-08-01 삼성디스플레이 주식회사 터치 패널
FR3069374B1 (fr) 2017-07-21 2020-01-17 Stmicroelectronics (Rousset) Sas Transistor mos a effet bosse reduit
FR3069376B1 (fr) * 2017-07-21 2020-07-03 Stmicroelectronics (Rousset) Sas Transistor comprenant une grille elargie
US10727045B2 (en) * 2017-09-29 2020-07-28 Taiwan Semiconductor Manufacturing Company, Ltd. Method for manufacturing a semiconductor device
JP6936700B2 (ja) * 2017-10-31 2021-09-22 株式会社日立ハイテク 半導体製造装置及び半導体装置の製造方法
DE112018004250B4 (de) * 2017-12-28 2022-06-15 Ngk Insulators, Ltd. Anordnung eines Substrats aus einem piezoelektrischen Material und eines Trägersubstrats und Verfahren zur Herstellung der Anordnung
US10515812B1 (en) * 2018-08-13 2019-12-24 Taiwan Semiconductor Manufacturing Co., Ltd. Methods of reducing pattern roughness in semiconductor fabrication
CN109920758A (zh) * 2019-03-20 2019-06-21 上海华虹宏力半导体制造有限公司 金属线的制造方法
CN113257664B (zh) * 2020-02-11 2023-10-13 华邦电子股份有限公司 半导体器件及其制造方法
JP2024035044A (ja) * 2022-08-30 2024-03-13 東京エレクトロン株式会社 プラズマ処理方法及びプラズマ処理装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5928840A (en) * 1995-11-10 1999-07-27 Matsushita Electric Industrial Co., Ltd. Patterning material and patterning method
JPH104084A (ja) 1996-06-18 1998-01-06 Sony Corp 金属系膜のエッチング方法
JP3703918B2 (ja) 1996-09-20 2005-10-05 株式会社東芝 パターン形成方法
JPH11195641A (ja) 1998-01-05 1999-07-21 Matsushita Electric Ind Co Ltd プラズマ処理方法
JP2000164571A (ja) 1998-11-27 2000-06-16 Sony Corp コンタクトホール形成方法およびプラズマエッチング方法
US6255022B1 (en) * 1999-06-17 2001-07-03 Taiwan Semiconductor Manufacturing Company Dry development process for a bi-layer resist system utilized to reduce microloading
JP2002231608A (ja) 2001-02-02 2002-08-16 Hitachi Ltd 半導体装置の製造方法
JP2002289592A (ja) 2001-03-28 2002-10-04 Sony Corp 半導体装置の製造方法
JP3906037B2 (ja) 2001-04-20 2007-04-18 株式会社東芝 半導体装置の製造方法
US6811956B1 (en) * 2002-06-24 2004-11-02 Advanced Micro Devices, Inc. Line edge roughness reduction by plasma treatment before etch
JP3745717B2 (ja) * 2002-08-26 2006-02-15 富士通株式会社 半導体装置の製造方法
JP2004247444A (ja) 2003-02-13 2004-09-02 Sony Corp 薄膜パターンの形成方法
US6764946B1 (en) * 2003-10-01 2004-07-20 Advanced Micro Devices, Inc. Method of controlling line edge roughness in resist films
US6949460B2 (en) * 2003-11-12 2005-09-27 Lam Research Corporation Line edge roughness reduction for trench etch
US7695632B2 (en) * 2005-05-31 2010-04-13 Lam Research Corporation Critical dimension reduction and roughness control

Also Published As

Publication number Publication date
TW200611328A (en) 2006-04-01
CN100555577C (zh) 2009-10-28
WO2006030581A1 (ja) 2006-03-23
JPWO2006030581A1 (ja) 2008-05-08
US7723235B2 (en) 2010-05-25
US20080045022A1 (en) 2008-02-21
JP4398467B2 (ja) 2010-01-13
CN1985363A (zh) 2007-06-20

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