JP6069087B2 - 半導体装置 - Google Patents

半導体装置 Download PDF

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Publication number
JP6069087B2
JP6069087B2 JP2013094858A JP2013094858A JP6069087B2 JP 6069087 B2 JP6069087 B2 JP 6069087B2 JP 2013094858 A JP2013094858 A JP 2013094858A JP 2013094858 A JP2013094858 A JP 2013094858A JP 6069087 B2 JP6069087 B2 JP 6069087B2
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Prior art keywords
layer
transistor
insulating layer
oxide
oxide semiconductor
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Japanese (ja)
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JP2013251534A (ja
JP2013251534A5 (enExample
Inventor
山崎　舜平
舜平 山崎
英臣 須澤
英臣 須澤
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Semiconductor Energy Laboratory Co Ltd
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Semiconductor Energy Laboratory Co Ltd
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Publication of JP2013251534A5 publication Critical patent/JP2013251534A5/ja
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
    • H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
    • H10D86/60—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
    • 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]
    • H10D30/67—Thin-film transistors [TFT]
    • H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
    • H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
    • H10D30/6733—Multi-gate TFTs
    • H10D30/6734—Multi-gate TFTs having gate electrodes arranged on both top and bottom sides of the channel, e.g. dual-gate TFTs
    • 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]
    • H10D30/67—Thin-film transistors [TFT]
    • H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
    • H10D30/6737—Thin-film transistors [TFT] characterised by the electrodes characterised by the electrode materials
    • H10D30/6739—Conductor-insulator-semiconductor electrodes
    • 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]
    • H10D30/67—Thin-film transistors [TFT]
    • H10D30/674—Thin-film transistors [TFT] characterised by the active materials
    • H10D30/6741—Group IV materials, e.g. germanium or silicon carbide
    • H10D30/6743—Silicon
    • 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]
    • H10D30/67—Thin-film transistors [TFT]
    • H10D30/674—Thin-film transistors [TFT] characterised by the active materials
    • H10D30/6755—Oxide semiconductors, e.g. zinc oxide, copper aluminium oxide or cadmium stannate
    • 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]
    • H10D30/67—Thin-film transistors [TFT]
    • H10D30/6757—Thin-film transistors [TFT] characterised by the structure of the channel, e.g. transverse or longitudinal shape or doping profile
    • 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
    • H10D64/691—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 comprising metallic compounds, e.g. metal oxides or metal silicates 
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
    • H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
    • H10D86/421—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs having a particular composition, shape or crystalline structure of the active layer
    • H10D86/425—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs having a particular composition, shape or crystalline structure of the active layer having different crystal properties in different TFTs or within an individual TFT
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
    • H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
    • H10D86/481—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs integrated with passive devices, e.g. auxiliary capacitors

Landscapes

  • Thin Film Transistor (AREA)
  • Semiconductor Memories (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Non-Volatile Memory (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
JP2013094858A 2012-04-30 2013-04-29 半導体装置 Active JP6069087B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2013094858A JP6069087B2 (ja) 2012-04-30 2013-04-29 半導体装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012104286 2012-04-30
JP2012104286 2012-04-30
JP2013094858A JP6069087B2 (ja) 2012-04-30 2013-04-29 半導体装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2016250606A Division JP6340405B2 (ja) 2012-04-30 2016-12-26 半導体装置

Publications (3)

Publication Number Publication Date
JP2013251534A JP2013251534A (ja) 2013-12-12
JP2013251534A5 JP2013251534A5 (enExample) 2016-04-14
JP6069087B2 true JP6069087B2 (ja) 2017-01-25

Family

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Family Applications (8)

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JP2013094858A Active JP6069087B2 (ja) 2012-04-30 2013-04-29 半導体装置
JP2016250606A Expired - Fee Related JP6340405B2 (ja) 2012-04-30 2016-12-26 半導体装置
JP2018092905A Active JP6592138B2 (ja) 2012-04-30 2018-05-14 半導体装置
JP2019170142A Expired - Fee Related JP6790205B2 (ja) 2012-04-30 2019-09-19 半導体装置
JP2020184453A Active JP7113879B2 (ja) 2012-04-30 2020-11-04 半導体装置
JP2022118963A Active JP7493558B2 (ja) 2012-04-30 2022-07-26 半導体装置
JP2024082463A Active JP7746458B2 (ja) 2012-04-30 2024-05-21 半導体装置
JP2025153792A Pending JP2025183378A (ja) 2012-04-30 2025-09-17 半導体装置

Family Applications After (7)

Application Number Title Priority Date Filing Date
JP2016250606A Expired - Fee Related JP6340405B2 (ja) 2012-04-30 2016-12-26 半導体装置
JP2018092905A Active JP6592138B2 (ja) 2012-04-30 2018-05-14 半導体装置
JP2019170142A Expired - Fee Related JP6790205B2 (ja) 2012-04-30 2019-09-19 半導体装置
JP2020184453A Active JP7113879B2 (ja) 2012-04-30 2020-11-04 半導体装置
JP2022118963A Active JP7493558B2 (ja) 2012-04-30 2022-07-26 半導体装置
JP2024082463A Active JP7746458B2 (ja) 2012-04-30 2024-05-21 半導体装置
JP2025153792A Pending JP2025183378A (ja) 2012-04-30 2025-09-17 半導体装置

Country Status (3)

Country Link
US (7) US9048323B2 (enExample)
JP (8) JP6069087B2 (enExample)
KR (7) KR102025610B1 (enExample)

Cited By (1)

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JP2020014009A (ja) * 2012-04-30 2020-01-23 株式会社半導体エネルギー研究所 半導体装置

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JP6488124B2 (ja) * 2013-12-27 2019-03-20 株式会社半導体エネルギー研究所 半導体装置
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