KR102898869B1 - 반도체 장치 - Google Patents

반도체 장치

Info

Publication number
KR102898869B1
KR102898869B1 KR1020240018734A KR20240018734A KR102898869B1 KR 102898869 B1 KR102898869 B1 KR 102898869B1 KR 1020240018734 A KR1020240018734 A KR 1020240018734A KR 20240018734 A KR20240018734 A KR 20240018734A KR 102898869 B1 KR102898869 B1 KR 102898869B1
Authority
KR
South Korea
Prior art keywords
layer
insulating layer
oxide semiconductor
gate insulating
semiconductor layer
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.)
Active
Application number
KR1020240018734A
Other languages
English (en)
Korean (ko)
Other versions
KR20240133589A (ko
Inventor
하지메 와따까베
마사시 즈부꾸
도시나리 사사끼
다까야 다마루
마리나 모찌즈끼
료 오노데라
마사히로 와따베
Original Assignee
이데미쓰 고산 가부시키가이샤
가부시키가이샤 재팬 디스프레이
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 이데미쓰 고산 가부시키가이샤, 가부시키가이샤 재팬 디스프레이 filed Critical 이데미쓰 고산 가부시키가이샤
Publication of KR20240133589A publication Critical patent/KR20240133589A/ko
Application granted granted Critical
Publication of KR102898869B1 publication Critical patent/KR102898869B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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 
    • H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
    • H10D64/311—Gate electrodes for field-effect devices
    • H10D64/411—Gate electrodes for field-effect devices for FETs
    • H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
    • H10D64/512—Disposition of the gate electrodes, e.g. buried 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]
    • H10D30/60—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
    • 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
    • H10D30/6755—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
    • 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
    • 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
    • H10D86/423—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 comprising semiconductor materials not belonging to the Group IV, e.g. InGaZnO
    • 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
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Thin Film Transistor (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
KR1020240018734A 2023-02-27 2024-02-07 반도체 장치 Active KR102898869B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2023-028476 2023-02-27
JP2023028476A JP2024121394A (ja) 2023-02-27 2023-02-27 半導体装置

Publications (2)

Publication Number Publication Date
KR20240133589A KR20240133589A (ko) 2024-09-04
KR102898869B1 true KR102898869B1 (ko) 2025-12-12

Family

ID=92451311

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020240018734A Active KR102898869B1 (ko) 2023-02-27 2024-02-07 반도체 장치

Country Status (5)

Country Link
US (1) US20240290861A1 (https=)
JP (1) JP2024121394A (https=)
KR (1) KR102898869B1 (https=)
CN (1) CN118553770A (https=)
TW (1) TW202435432A (https=)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9142568B2 (en) * 2010-09-10 2015-09-22 Semiconductor Energy Laboratory Co., Ltd. Method for manufacturing light-emitting display device
US8871565B2 (en) 2010-09-13 2014-10-28 Semiconductor Energy Laboratory Co., Ltd. Method for manufacturing semiconductor device
US9443984B2 (en) * 2010-12-28 2016-09-13 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and manufacturing method thereof
EP2880690B1 (en) 2012-08-03 2019-02-27 Semiconductor Energy Laboratory Co. Ltd. Semiconductor device with oxide semiconductor stacked film
TWI761605B (zh) 2012-09-14 2022-04-21 日商半導體能源研究所股份有限公司 半導體裝置及其製造方法
KR102220279B1 (ko) 2012-10-19 2021-02-24 가부시키가이샤 한도오따이 에네루기 켄큐쇼 산화물 반도체막을 포함하는 다층막 및 반도체 장치의 제작 방법
US9425217B2 (en) 2013-09-23 2016-08-23 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device
KR20150065020A (ko) * 2013-12-04 2015-06-12 주성엔지니어링(주) 게이트 절연막 및 그를 이용한 박막 트랜지스터
CN109121438B (zh) 2016-02-12 2022-02-18 株式会社半导体能源研究所 半导体装置以及包括该半导体装置的显示装置
KR20210010333A (ko) * 2019-07-19 2021-01-27 가부시키가이샤 한도오따이 에네루기 켄큐쇼 반도체 장치

Also Published As

Publication number Publication date
CN118553770A (zh) 2024-08-27
KR20240133589A (ko) 2024-09-04
JP2024121394A (ja) 2024-09-06
US20240290861A1 (en) 2024-08-29
TW202435432A (zh) 2024-09-01

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