KR102944325B1 - 박막 트랜지스터 및 전자 기기 - Google Patents

박막 트랜지스터 및 전자 기기

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Publication number
KR102944325B1
KR102944325B1 KR1020247030512A KR20247030512A KR102944325B1 KR 102944325 B1 KR102944325 B1 KR 102944325B1 KR 1020247030512 A KR1020247030512 A KR 1020247030512A KR 20247030512 A KR20247030512 A KR 20247030512A KR 102944325 B1 KR102944325 B1 KR 102944325B1
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South Korea
Prior art keywords
oxide semiconductor
crystal orientation
thin
film transistor
semiconductor layer
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KR1020247030512A
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English (en)
Korean (ko)
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KR20240151197A (ko
Inventor
하지메 와따까베
마사시 쯔부꾸
도시나리 사사끼
다까야 다마루
에미 가와시마
유끼 쯔루마
다이찌 사사끼
Original Assignee
가부시키가이샤 재팬 디스프레이
이데미쓰 고산 가부시키가이샤
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Publication of KR20240151197A publication Critical patent/KR20240151197A/ko
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    • 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]
    • H10D30/6704—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device
    • H10D30/6723—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device having light shields
    • 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]
    • H10D30/674—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
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/40—Crystalline structures
    • H10D62/405—Orientations of crystalline planes
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/22—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials using physical deposition, e.g. vacuum deposition or sputtering
    • H—ELECTRICITY
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    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/29—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by the substrates
    • H10P14/2901—Materials
    • H10P14/2921—Materials being crystalline insulating materials
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    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/29—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by the substrates
    • H10P14/2901—Materials
    • H10P14/2922—Materials being non-crystalline insulating materials, e.g. glass or polymers
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    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/32—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by intermediate layers between substrates and deposited layers
    • H10P14/3202—Materials thereof
    • H10P14/3238—Materials thereof being insulating materials
    • H—ELECTRICITY
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    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/32—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by intermediate layers between substrates and deposited layers
    • H10P14/3242—Structure
    • H10P14/3244—Layer structure
    • H10P14/3251—Layer structure consisting of three or more layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/34—Deposited materials, e.g. layers
    • H10P14/3402—Deposited materials, e.g. layers characterised by the chemical composition
    • H10P14/3434—Deposited materials, e.g. layers characterised by the chemical composition being oxide semiconductor materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/34—Deposited materials, e.g. layers
    • H10P14/3451—Structure
    • H10P14/3452—Microstructure
    • H10P14/3456—Polycrystalline
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
    • H10P14/34—Deposited materials, e.g. layers
    • H10P14/3466—Crystal orientation
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6326—Deposition processes
    • H10P14/6328—Deposition from the gas or vapour phase
    • H10P14/6329—Deposition from the gas or vapour phase using physical ablation of a target, e.g. physical vapour deposition or pulsed laser deposition
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    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/65—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials
    • H10P14/6516—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed after formation of the materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/69—Inorganic materials
    • H10P14/692—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses
    • H10P14/6938—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides
    • H10P14/6939—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal
    • H10P14/69391—Inorganic materials composed of oxides, glassy oxides or oxide-based glasses the material containing at least one metal element, e.g. metal oxides, metal oxynitrides or metal oxycarbides characterised by the metal the material containing aluminium, e.g. Al2O3

Landscapes

  • Thin Film Transistor (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
KR1020247030512A 2022-03-30 2023-02-20 박막 트랜지스터 및 전자 기기 Active KR102944325B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2022-057449 2022-03-30
JP2022057449 2022-03-30
PCT/JP2023/006035 WO2023189002A1 (ja) 2022-03-30 2023-02-20 薄膜トランジスタ及び電子機器

Publications (2)

Publication Number Publication Date
KR20240151197A KR20240151197A (ko) 2024-10-17
KR102944325B1 true KR102944325B1 (ko) 2026-03-27

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Country Status (7)

Country Link
US (1) US20250015196A1 (https=)
JP (1) JPWO2023189002A1 (https=)
KR (1) KR102944325B1 (https=)
CN (1) CN118805263A (https=)
DE (1) DE112023000799T5 (https=)
TW (1) TWI887624B (https=)
WO (1) WO2023189002A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012253315A (ja) 2010-12-28 2012-12-20 Idemitsu Kosan Co Ltd 酸化物半導体薄膜層を有する積層構造及び薄膜トランジスタ
WO2018143073A1 (ja) 2017-02-01 2018-08-09 出光興産株式会社 結晶質酸化物半導体薄膜、積層体の製造方法、薄膜トランジスタ、薄膜トランジスタの製造方法、電子機器、車載用表示装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8871565B2 (en) 2010-09-13 2014-10-28 Semiconductor Energy Laboratory Co., Ltd. Method for manufacturing semiconductor device
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
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
KR102738325B1 (ko) * 2019-10-30 2024-12-03 엘지디스플레이 주식회사 박막 트랜지스터, 그를 포함한 게이트 구동부, 및 그를 포함한 표시장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012253315A (ja) 2010-12-28 2012-12-20 Idemitsu Kosan Co Ltd 酸化物半導体薄膜層を有する積層構造及び薄膜トランジスタ
WO2018143073A1 (ja) 2017-02-01 2018-08-09 出光興産株式会社 結晶質酸化物半導体薄膜、積層体の製造方法、薄膜トランジスタ、薄膜トランジスタの製造方法、電子機器、車載用表示装置

Also Published As

Publication number Publication date
US20250015196A1 (en) 2025-01-09
DE112023000799T5 (de) 2024-12-12
CN118805263A (zh) 2024-10-18
KR20240151197A (ko) 2024-10-17
TWI887624B (zh) 2025-06-21
WO2023189002A1 (ja) 2023-10-05
TW202339288A (zh) 2023-10-01
JPWO2023189002A1 (https=) 2023-10-05

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