DE69524178D1 - Dünnfilmtransistor und dessen Herstellungsverfahren - Google Patents

Dünnfilmtransistor und dessen Herstellungsverfahren

Info

Publication number
DE69524178D1
DE69524178D1 DE69524178T DE69524178T DE69524178D1 DE 69524178 D1 DE69524178 D1 DE 69524178D1 DE 69524178 T DE69524178 T DE 69524178T DE 69524178 T DE69524178 T DE 69524178T DE 69524178 D1 DE69524178 D1 DE 69524178D1
Authority
DE
Germany
Prior art keywords
thin film
manufacturing process
film transistor
transistor
manufacturing
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 - Fee Related
Application number
DE69524178T
Other languages
English (en)
Other versions
DE69524178T2 (de
Inventor
James A Cunningham
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.)
STMicroelectronics lnc USA
Original Assignee
STMicroelectronics lnc USA
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 STMicroelectronics lnc USA filed Critical STMicroelectronics lnc USA
Publication of DE69524178D1 publication Critical patent/DE69524178D1/de
Application granted granted Critical
Publication of DE69524178T2 publication Critical patent/DE69524178T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types 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
    • H01L29/76—Unipolar devices, e.g. field effect transistors
    • H01L29/772—Field effect transistors
    • H01L29/78—Field effect transistors with field effect produced by an insulated gate
    • H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
    • H01L29/78696—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the structure of the channel, e.g. multichannel, transverse or longitudinal shape, length or width, doping structure, or the overlap or alignment between the channel and the gate, the source or the drain, or the contacting structure of the channel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/40—Electrodes ; Multistep manufacturing processes therefor
    • H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
    • H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
    • H01L29/42312—Gate electrodes for field effect devices
    • H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
    • H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
    • H01L29/42384—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007—Multistep manufacturing processes
    • H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227—Multistep 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
    • H01L29/66409—Unipolar field-effect transistors
    • H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66742—Thin film unipolar transistors
    • H01L29/6675—Amorphous silicon or polysilicon transistors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007—Multistep manufacturing processes
    • H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227—Multistep 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
    • H01L29/66409—Unipolar field-effect transistors
    • H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66742—Thin film unipolar transistors
    • H01L29/6675—Amorphous silicon or polysilicon transistors
    • H01L29/66757—Lateral single gate single channel transistors with non-inverted structure, i.e. the channel layer is formed before the gate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types 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
    • H01L29/76—Unipolar devices, e.g. field effect transistors
    • H01L29/772—Field effect transistors
    • H01L29/78—Field effect transistors with field effect produced by an insulated gate
    • H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
    • H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
    • H01L29/78618—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device characterised by the drain or the source properties, e.g. the doping structure, the composition, the sectional shape or the contact structure
    • H01L29/78621—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device characterised by the drain or the source properties, e.g. the doping structure, the composition, the sectional shape or the contact structure with LDD structure or an extension or an offset region or characterised by the doping profile

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Manufacturing & Machinery (AREA)
  • Thin Film Transistor (AREA)
  • Semiconductor Memories (AREA)
DE69524178T 1994-09-30 1995-09-15 Dünnfilmtransistor und dessen Herstellungsverfahren Expired - Fee Related DE69524178T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/316,633 US5557126A (en) 1994-09-30 1994-09-30 Thin-film transistor and method for forming the same

Publications (2)

Publication Number Publication Date
DE69524178D1 true DE69524178D1 (de) 2002-01-10
DE69524178T2 DE69524178T2 (de) 2002-05-16

Family

ID=23229927

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69524178T Expired - Fee Related DE69524178T2 (de) 1994-09-30 1995-09-15 Dünnfilmtransistor und dessen Herstellungsverfahren

Country Status (4)

Country Link
US (1) US5557126A (de)
EP (1) EP0704910B1 (de)
JP (1) JP4246801B2 (de)
DE (1) DE69524178T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09275209A (ja) 1996-04-04 1997-10-21 Honda Motor Co Ltd 高電子移動度トランジスタ及びその製造方法
US6060749A (en) * 1998-04-23 2000-05-09 Texas Instruments - Acer Incorporated Ultra-short channel elevated S/D MOSFETS formed on an ultra-thin SOI substrate
KR100324591B1 (ko) * 1998-12-24 2002-04-17 박종섭 티타늄 알루미늄 질소 합금막을 상부전극의 확산방지막으로서 이용하는 캐패시터 제조 방법
US6660598B2 (en) 2002-02-26 2003-12-09 International Business Machines Corporation Method of forming a fully-depleted SOI ( silicon-on-insulator) MOSFET having a thinned channel region
US7306552B2 (en) * 2004-12-03 2007-12-11 Samsung Electronics Co., Ltd. Semiconductor device having load resistor and method of fabricating the same
JP2007081335A (ja) * 2005-09-16 2007-03-29 Renesas Technology Corp 半導体装置
CN103730511B (zh) * 2013-12-26 2016-03-23 京东方科技集团股份有限公司 薄膜晶体管及其制造方法、阵列基板、显示装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5135888A (en) * 1989-01-18 1992-08-04 Sgs-Thomson Microelectronics, Inc. Field effect device with polycrystalline silicon channel
JP2782781B2 (ja) * 1989-05-20 1998-08-06 富士通株式会社 半導体装置の製造方法
US5204279A (en) * 1991-06-03 1993-04-20 Sgs-Thomson Microelectronics, Inc. Method of making SRAM cell and structure with polycrystalline p-channel load devices
US5187114A (en) * 1991-06-03 1993-02-16 Sgs-Thomson Microelectronics, Inc. Method of making SRAM cell and structure with polycrystalline P-channel load devices
US5308997A (en) * 1992-06-22 1994-05-03 Motorola, Inc. Self-aligned thin film transistor
US5470768A (en) * 1992-08-07 1995-11-28 Fujitsu Limited Method for fabricating a thin-film transistor
JP2875132B2 (ja) * 1993-02-25 1999-03-24 シャープ株式会社 電荷転送装置
US5334862A (en) * 1993-08-10 1994-08-02 Micron Semiconductor, Inc. Thin film transistor (TFT) loads formed in recessed plugs

Also Published As

Publication number Publication date
EP0704910A3 (de) 1997-09-03
JPH08181327A (ja) 1996-07-12
JP4246801B2 (ja) 2009-04-02
US5557126A (en) 1996-09-17
EP0704910A2 (de) 1996-04-03
DE69524178T2 (de) 2002-05-16
EP0704910B1 (de) 2001-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee