DE69524934T2 - Polyzid-Ätzverfahren für Submikron-Gate-Stapel - Google Patents

Polyzid-Ätzverfahren für Submikron-Gate-Stapel

Info

Publication number
DE69524934T2
DE69524934T2 DE69524934T DE69524934T DE69524934T2 DE 69524934 T2 DE69524934 T2 DE 69524934T2 DE 69524934 T DE69524934 T DE 69524934T DE 69524934 T DE69524934 T DE 69524934T DE 69524934 T2 DE69524934 T2 DE 69524934T2
Authority
DE
Germany
Prior art keywords
etching process
gate stacks
submicron gate
reaction chamber
gate array
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
Application number
DE69524934T
Other languages
English (en)
Other versions
DE69524934D1 (de
Inventor
Virinder S Grewal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qimonda AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Application granted granted Critical
Publication of DE69524934D1 publication Critical patent/DE69524934D1/de
Publication of DE69524934T2 publication Critical patent/DE69524934T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01L21/302—Treatment 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated discharge
    • H01J37/321—Radio frequency generated discharge the radio frequency energy being inductively coupled to the plasma
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated discharge
    • 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
    • H01L21/31—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
    • H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
    • H01L21/321—After treatment
    • H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
    • H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
    • H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
    • H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
    • H01L21/32137—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas of silicon-containing layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/32—Processing objects by plasma generation
    • H01J2237/33—Processing objects by plasma generation characterised by the type of processing
    • H01J2237/334—Etching
    • H01J2237/3343—Problems associated with etching
    • H01J2237/3348—Problems associated with etching control of ion bombardment energy

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Drying Of Semiconductors (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
  • Semiconductor Memories (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
DE69524934T 1994-12-20 1995-10-11 Polyzid-Ätzverfahren für Submikron-Gate-Stapel Expired - Lifetime DE69524934T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/359,789 US5529197A (en) 1994-12-20 1994-12-20 Polysilicon/polycide etch process for sub-micron gate stacks

Publications (2)

Publication Number Publication Date
DE69524934D1 DE69524934D1 (de) 2002-02-14
DE69524934T2 true DE69524934T2 (de) 2002-06-06

Family

ID=23415277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69524934T Expired - Lifetime DE69524934T2 (de) 1994-12-20 1995-10-11 Polyzid-Ätzverfahren für Submikron-Gate-Stapel

Country Status (7)

Country Link
US (1) US5529197A (de)
EP (1) EP0718868B1 (de)
JP (1) JPH08236512A (de)
KR (1) KR100376001B1 (de)
AT (1) ATE211854T1 (de)
DE (1) DE69524934T2 (de)
TW (1) TW345702B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0166205B1 (ko) * 1995-10-11 1999-02-01 김광호 반도체장치의 폴리사이드 게이트 형성방법
US5880033A (en) * 1996-06-17 1999-03-09 Applied Materials, Inc. Method for etching metal silicide with high selectivity to polysilicon
KR100230430B1 (ko) * 1997-07-16 1999-11-15 윤종용 가스 혼합물 및 이를 이용한 전극층 식각 방법
US6872322B1 (en) 1997-11-12 2005-03-29 Applied Materials, Inc. Multiple stage process for cleaning process chambers
US6797188B1 (en) 1997-11-12 2004-09-28 Meihua Shen Self-cleaning process for etching silicon-containing material
US6322714B1 (en) 1997-11-12 2001-11-27 Applied Materials Inc. Process for etching silicon-containing material on substrates
US6136211A (en) 1997-11-12 2000-10-24 Applied Materials, Inc. Self-cleaning etch process
US6261934B1 (en) 1998-03-31 2001-07-17 Texas Instruments Incorporated Dry etch process for small-geometry metal gates over thin gate dielectric
US6399432B1 (en) 1998-11-24 2002-06-04 Philips Semiconductors Inc. Process to control poly silicon profiles in a dual doped poly silicon process
US6399515B1 (en) 1999-06-21 2002-06-04 Taiwan Semiconductor Manufacturing Company Plasma etch method for forming patterned chlorine containing plasma etchable silicon containing layer with enhanced sidewall profile uniformity
US6527968B1 (en) * 2000-03-27 2003-03-04 Applied Materials Inc. Two-stage self-cleaning silicon etch process
EP1156519A1 (de) * 2000-05-16 2001-11-21 Semiconductor 300 GmbH & Co. KG Gateätzverfahren für 12 Zoll-Wafern
US6809769B1 (en) 2000-06-22 2004-10-26 Pixim, Inc. Designs of digital pixel sensors
US6905800B1 (en) 2000-11-21 2005-06-14 Stephen Yuen Etching a substrate in a process zone
US20090104776A1 (en) * 2007-10-18 2009-04-23 International Business Machines Corporation Methods for forming nested and isolated lines in semiconductor devices
US8118946B2 (en) * 2007-11-30 2012-02-21 Wesley George Lau Cleaning process residues from substrate processing chamber components
US7909389B2 (en) 2008-01-31 2011-03-22 Cnh America Llc Protection device for a pivotable cab structure

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358340A (en) * 1980-07-14 1982-11-09 Texas Instruments Incorporated Submicron patterning without using submicron lithographic technique
US4561907A (en) * 1984-07-12 1985-12-31 Bruha Raicu Process for forming low sheet resistance polysilicon having anisotropic etch characteristics
US4659426A (en) * 1985-05-03 1987-04-21 Texas Instruments Incorporated Plasma etching of refractory metals and their silicides
JPS62162362A (ja) * 1986-01-10 1987-07-18 Mitsubishi Electric Corp Ｍｏｓ型集積回路及びその製造方法
US4785337A (en) * 1986-10-17 1988-11-15 International Business Machines Corporation Dynamic ram cell having shared trench storage capacitor with sidewall-defined bridge contacts and gate electrodes
US4778563A (en) * 1987-03-26 1988-10-18 Applied Materials, Inc. Materials and methods for etching tungsten polycides using silicide as a mask
JPS6482533A (en) * 1987-09-25 1989-03-28 Toshiba Corp Dry etching
US5106776A (en) * 1988-06-01 1992-04-21 Texas Instruments Incorporated Method of making high performance composed pillar dRAM cell
JP2859288B2 (ja) * 1989-03-20 1999-02-17 株式会社日立製作所 半導体集積回路装置及びその製造方法
US5275972A (en) * 1990-02-19 1994-01-04 Matsushita Electric Industrial Co., Ltd. Method for fabricating a semiconductor integrated circuit device including the self-aligned formation of a contact window
JPH03257182A (ja) * 1990-03-07 1991-11-15 Hitachi Ltd 表面加工装置
JPH047822A (ja) * 1990-04-25 1992-01-13 Fuji Xerox Co Ltd 半導体装置の製造方法
US5212116A (en) * 1990-06-18 1993-05-18 At&T Bell Laboratories Method for forming planarized films by preferential etching of the center of a wafer
US5022958A (en) * 1990-06-27 1991-06-11 At&T Bell Laboratories Method of etching for integrated circuits with planarized dielectric
US5304279A (en) * 1990-08-10 1994-04-19 International Business Machines Corporation Radio frequency induction/multipole plasma processing tool
JP2519364B2 (ja) * 1990-12-03 1996-07-31 アプライド マテリアルズ インコーポレイテッド Ｕｈｆ／ｖｈｆ共振アンテナ供給源を用いたプラズマリアクタ
JPH0582481A (ja) * 1991-09-18 1993-04-02 Nippon Telegr & Teleph Corp <Ntt> ガーネツト膜加工方法
US5126916A (en) * 1991-12-20 1992-06-30 Industrial Technology Research Institute Stacked capacitor dram cell and method of fabricating
JP3181406B2 (ja) * 1992-02-18 2001-07-03 松下電器産業株式会社 半導体記憶装置
DE69211329T2 (de) * 1992-03-27 1996-11-28 Ibm Verfahren zum Herstellen von pseudo-planaren Dünnschicht PFET-Anordnungen und hierdurch erzeugte Struktur
US5227325A (en) * 1992-04-02 1993-07-13 Micron Technology, Incl Method of forming a capacitor
US5286344A (en) * 1992-06-15 1994-02-15 Micron Technology, Inc. Process for selectively etching a layer of silicon dioxide on an underlying stop layer of silicon nitride
US5346578A (en) * 1992-11-04 1994-09-13 Novellus Systems, Inc. Induction plasma source
US5346586A (en) * 1992-12-23 1994-09-13 Micron Semiconductor, Inc. Method for selectively etching polysilicon to gate oxide using an insitu ozone photoresist strip
JP2842125B2 (ja) * 1993-02-04 1998-12-24 日本電気株式会社 電界効果型トランジスタの製造方法
US5667631A (en) * 1996-06-28 1997-09-16 Lam Research Corporation Dry etching of transparent electrodes in a low pressure plasma reactor

Also Published As

Publication number Publication date
JPH08236512A (ja) 1996-09-13
TW345702B (en) 1998-11-21
EP0718868A2 (de) 1996-06-26
DE69524934D1 (de) 2002-02-14
US5529197A (en) 1996-06-25
EP0718868A3 (de) 1998-05-06
KR960026305A (ko) 1996-07-22
KR100376001B1 (ko) 2003-06-11
EP0718868B1 (de) 2002-01-09
ATE211854T1 (de) 2002-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: QIMONDA AG, 81739 MUENCHEN, DE