ATE211307T1 - Selbstausgerichteter feldeffekttransistor für hochfrequenzanwendungen - Google Patents

Selbstausgerichteter feldeffekttransistor für hochfrequenzanwendungen

Info

Publication number
ATE211307T1
ATE211307T1 AT95933112T AT95933112T ATE211307T1 AT E211307 T1 ATE211307 T1 AT E211307T1 AT 95933112 T AT95933112 T AT 95933112T AT 95933112 T AT95933112 T AT 95933112T AT E211307 T1 ATE211307 T1 AT E211307T1
Authority
AT
Austria
Prior art keywords
trench
epitaxial layer
edges
high frequency
field effect
Prior art date
Application number
AT95933112T
Other languages
English (en)
Inventor
Scott T Allen
Original Assignee
Cree Inc
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 Cree Inc filed Critical Cree Inc
Application granted granted Critical
Publication of ATE211307T1 publication Critical patent/ATE211307T1/de

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
    • H10D12/01—Manufacture or treatment
    • H10D12/031—Manufacture or treatment of IGBTs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/01—Manufacture or treatment
    • H10D30/051—Manufacture or treatment of FETs having PN junction gates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/80—FETs having rectifying junction gate electrodes
    • H10D30/87—FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET]
    • H10D30/877—FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET] having recessed gate electrodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
    • H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
    • H10D62/832—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge being Group IV materials comprising two or more elements, e.g. SiGe
    • H10D62/8325—Silicon carbide
    • 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 
    • H10D64/23—Electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. sources, drains, anodes or cathodes
    • H10D64/251—Source or drain electrodes for field-effect devices
    • H10D64/258—Source or drain electrodes for field-effect devices characterised by the relative positions of the source or drain electrodes with respect to the gate electrode

Landscapes

  • Junction Field-Effect Transistors (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Bipolar Transistors (AREA)
AT95933112T 1994-09-16 1995-09-15 Selbstausgerichteter feldeffekttransistor für hochfrequenzanwendungen ATE211307T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/307,173 US5686737A (en) 1994-09-16 1994-09-16 Self-aligned field-effect transistor for high frequency applications
PCT/US1995/011702 WO1996008844A1 (en) 1994-09-16 1995-09-15 Self-aligned field-effect transistor for high frequency applications

Publications (1)

Publication Number Publication Date
ATE211307T1 true ATE211307T1 (de) 2002-01-15

Family

ID=23188567

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95933112T ATE211307T1 (de) 1994-09-16 1995-09-15 Selbstausgerichteter feldeffekttransistor für hochfrequenzanwendungen

Country Status (9)

Country Link
US (1) US5686737A (de)
EP (1) EP0782770B1 (de)
JP (1) JPH10505951A (de)
AT (1) ATE211307T1 (de)
AU (1) AU3589195A (de)
CA (1) CA2199948C (de)
DE (1) DE69524777T2 (de)
ES (1) ES2169765T3 (de)
WO (1) WO1996008844A1 (de)

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US7030428B2 (en) * 2001-12-03 2006-04-18 Cree, Inc. Strain balanced nitride heterojunction transistors
US6982204B2 (en) * 2002-07-16 2006-01-03 Cree, Inc. Nitride-based transistors and methods of fabrication thereof using non-etched contact recesses
US6956239B2 (en) * 2002-11-26 2005-10-18 Cree, Inc. Transistors having buried p-type layers beneath the source region
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US7045404B2 (en) * 2004-01-16 2006-05-16 Cree, Inc. Nitride-based transistors with a protective layer and a low-damage recess and methods of fabrication thereof
US7901994B2 (en) * 2004-01-16 2011-03-08 Cree, Inc. Methods of manufacturing group III nitride semiconductor devices with silicon nitride layers
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US7170111B2 (en) * 2004-02-05 2007-01-30 Cree, Inc. Nitride heterojunction transistors having charge-transfer induced energy barriers and methods of fabricating the same
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US7348612B2 (en) * 2004-10-29 2008-03-25 Cree, Inc. Metal-semiconductor field effect transistors (MESFETs) having drains coupled to the substrate and methods of fabricating the same
US7456443B2 (en) * 2004-11-23 2008-11-25 Cree, Inc. Transistors having buried n-type and p-type regions beneath the source region
US7709859B2 (en) * 2004-11-23 2010-05-04 Cree, Inc. Cap layers including aluminum nitride for nitride-based transistors
US7161194B2 (en) * 2004-12-06 2007-01-09 Cree, Inc. High power density and/or linearity transistors
US7355215B2 (en) * 2004-12-06 2008-04-08 Cree, Inc. Field effect transistors (FETs) having multi-watt output power at millimeter-wave frequencies
US7326962B2 (en) * 2004-12-15 2008-02-05 Cree, Inc. Transistors having buried N-type and P-type regions beneath the source region and methods of fabricating the same
US7465967B2 (en) 2005-03-15 2008-12-16 Cree, Inc. Group III nitride field effect transistors (FETS) capable of withstanding high temperature reverse bias test conditions
US7626217B2 (en) * 2005-04-11 2009-12-01 Cree, Inc. Composite substrates of conductive and insulating or semi-insulating group III-nitrides for group III-nitride devices
US8575651B2 (en) 2005-04-11 2013-11-05 Cree, Inc. Devices having thick semi-insulating epitaxial gallium nitride layer
US7544963B2 (en) * 2005-04-29 2009-06-09 Cree, Inc. Binary group III-nitride based high electron mobility transistors
US7615774B2 (en) * 2005-04-29 2009-11-10 Cree.Inc. Aluminum free group III-nitride based high electron mobility transistors
US20060267043A1 (en) 2005-05-27 2006-11-30 Emerson David T Deep ultraviolet light emitting devices and methods of fabricating deep ultraviolet light emitting devices
CN100508144C (zh) * 2005-06-20 2009-07-01 日本电信电话株式会社 金刚石半导体元件及其制造方法
US8203185B2 (en) * 2005-06-21 2012-06-19 Cree, Inc. Semiconductor devices having varying electrode widths to provide non-uniform gate pitches and related methods
US9331192B2 (en) 2005-06-29 2016-05-03 Cree, Inc. Low dislocation density group III nitride layers on silicon carbide substrates and methods of making the same
US20070018198A1 (en) * 2005-07-20 2007-01-25 Brandes George R High electron mobility electronic device structures comprising native substrates and methods for making the same
US7402844B2 (en) * 2005-11-29 2008-07-22 Cree, Inc. Metal semiconductor field effect transistors (MESFETS) having channels of varying thicknesses and related methods
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US7646043B2 (en) * 2006-09-28 2010-01-12 Cree, Inc. Transistors having buried p-type layers coupled to the gate
US8823057B2 (en) 2006-11-06 2014-09-02 Cree, Inc. Semiconductor devices including implanted regions for providing low-resistance contact to buried layers and related devices
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US20110108854A1 (en) * 2009-11-10 2011-05-12 Chien-Min Sung Substantially lattice matched semiconductor materials and associated methods
JP5356292B2 (ja) * 2010-03-19 2013-12-04 株式会社東芝 半導体発光素子及び半導体発光装置
JP2013004572A (ja) * 2011-06-13 2013-01-07 Mitsubishi Electric Corp 半導体装置の製造方法
CN104282764B (zh) * 2014-10-28 2017-10-13 西安电子科技大学 具有坡形栅极的4H‑SiC金属半导体场效应晶体管及制作方法
US10290719B1 (en) * 2017-12-27 2019-05-14 International Business Machines Corporation Indium gallium arsenide metal oxide semiconductor field effect transistor having a low contact resistance to metal electrode
CN114496764B (zh) * 2022-04-01 2022-07-26 深圳市时代速信科技有限公司 一种半导体器件及其制备方法

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Also Published As

Publication number Publication date
DE69524777D1 (de) 2002-01-31
DE69524777T2 (de) 2002-08-08
CA2199948A1 (en) 1996-03-21
US5686737A (en) 1997-11-11
JPH10505951A (ja) 1998-06-09
EP0782770A1 (de) 1997-07-09
AU3589195A (en) 1996-03-29
ES2169765T3 (es) 2002-07-16
EP0782770B1 (de) 2001-12-19
CA2199948C (en) 2007-11-13
WO1996008844A1 (en) 1996-03-21

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