JP6398000B2 - 薄膜トランジスタアレイ基板 - Google Patents
薄膜トランジスタアレイ基板 Download PDFInfo
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- JP6398000B2 JP6398000B2 JP2017518092A JP2017518092A JP6398000B2 JP 6398000 B2 JP6398000 B2 JP 6398000B2 JP 2017518092 A JP2017518092 A JP 2017518092A JP 2017518092 A JP2017518092 A JP 2017518092A JP 6398000 B2 JP6398000 B2 JP 6398000B2
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- H10D30/00—Field-effect transistors [FET]
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- 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
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- H10D12/421—Insulated-gate bipolar transistors [IGBT] on insulating layers or insulating substrates, e.g. thin-film IGBTs
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- 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
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- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
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- 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
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- 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
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- 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
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- 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
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- 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
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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
- H10D86/421—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
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- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- 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
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- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
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Description
Claims (9)
- 基板と、
前記基板上に位置するアクティブ層と、
前記アクティブ層上に位置するゲート絶縁膜と、
前記ゲート絶縁膜上に位置するゲート電極と、
前記ゲート電極上に位置する層間絶縁膜と、
前記層間絶縁膜上に位置し、前記アクティブ層にそれぞれ接続されるソース電極及びドレイン電極を含み、
前記アクティブ層と前記ゲート絶縁膜との間に位置し、4族元素を含む酸化物半導体からなる中間層を含み、
前記中間層は、In 1.1 Ga 1 Zn 1 Si (0.5〜2) O (7.3〜8.15) の原子比でなる、薄膜トランジスタアレイ基板。 - 前記中間層の厚さは40〜70Åである、請求項1に記載の薄膜トランジスタアレイ基板。
- 基板と、
前記基板上に位置するアクティブ層と、
前記アクティブ層上に位置するゲート絶縁膜と、
前記ゲート絶縁膜上に位置するゲート電極と、
前記ゲート電極上に位置する層間絶縁膜と、
前記層間絶縁膜上に位置し、前記アクティブ層にそれぞれ接続されるソース電極及びドレイン電極を含み、
前記アクティブ層と前記ゲート絶縁膜との間に位置し、4族元素を含む酸化物半導体からなる中間層を含み、
前記中間層は、インジウム、ガリウム及び亜鉛を含み、4族元素をさらに含み、
前記4族元素は、シリコンであり、
前記シリコンの含有量は、2.9乃至3.2×1022cm−3である、薄膜トランジスタアレイ基板。 - 基板と、
前記基板上に位置するアクティブ層と、
前記アクティブ層上に位置するゲート絶縁膜と、
前記ゲート絶縁膜上に位置するゲート電極と、
前記ゲート電極上に位置する層間絶縁膜と、
前記層間絶縁膜上に位置し、前記アクティブ層にそれぞれ接続されるソース電極及びドレイン電極を含み、
前記アクティブ層と前記ゲート絶縁膜との間に位置し、4族元素を含む酸化物半導体からなる中間層を含み、
前記中間層は、インジウム、ガリウム及び亜鉛を含み、4族元素をさらに含み、
前記4族元素は、シリコンであり、
前記中間層は、水素をさらに含み、前記水素の含有量は、1.2乃至1.6×1021cm−3である、薄膜トランジスタアレイ基板。 - 前記中間層の厚さは、50〜100Åである、請求項3又は4に記載の薄膜トランジスタアレイ基板。
- 基板と、
前記基板上に位置するゲート電極と、
前記ゲート電極上に位置するゲート絶縁膜と、
前記ゲート絶縁膜上に位置するアクティブ層と、
前記アクティブ層上に位置するエッチストッパと、
前記エッチストッパ上に位置し、前記アクティブ層にそれぞれ接続されるソース電極及びドレイン電極を含み、
前記アクティブ層と前記ゲート絶縁膜との間に位置し、4族元素を含む酸化物半導体からなる中間層を含み、
前記中間層は、In 0.8 Ga 1 Zn 1 Si 0.5 O (4.2〜4.7) の原子比でなる、薄膜トランジスタアレイ基板。 - 前記中間層の厚さは、50〜100Åである、請求項6に記載の薄膜トランジスタアレイ基板。
- 基板と、
前記基板上に位置し、下部のアクティブ層と中間層を含むアクティブ層と、
前記アクティブ層上に位置するゲート絶縁膜と、
前記ゲート絶縁膜上に位置するゲート電極と、
前記ゲート電極上に位置する層間絶縁膜と、
前記層間絶縁膜上に位置し、前記アクティブ層にそれぞれ接続されるソース電極及びドレイン電極を含み、
前記中間層は、4族元素を含む酸化物半導体からなり、
前記中間層は、In 5 Ga 1 Zn 1 Si (12〜13) O 35 の原子比でなる、薄膜トランジスタアレイ基板。 - 前記中間層の厚さは、50〜100Åである、請求項8に記載の薄膜トランジスタアレイ基板。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20140181296 | 2014-12-16 | ||
| KR10-2014-0181296 | 2014-12-16 | ||
| KR1020150179783A KR102518392B1 (ko) | 2014-12-16 | 2015-12-16 | 박막트랜지스터 어레이 기판 |
| KR10-2015-0179783 | 2015-12-16 | ||
| PCT/KR2015/013802 WO2016099150A1 (ko) | 2014-12-16 | 2015-12-16 | 박막트랜지스터 어레이 기판 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017531322A JP2017531322A (ja) | 2017-10-19 |
| JP6398000B2 true JP6398000B2 (ja) | 2018-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2017518092A Active JP6398000B2 (ja) | 2014-12-16 | 2015-12-16 | 薄膜トランジスタアレイ基板 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US10192957B2 (ja) |
| JP (1) | JP6398000B2 (ja) |
| KR (2) | KR102518392B1 (ja) |
| CN (1) | CN107004721B (ja) |
| DE (1) | DE112015005620B4 (ja) |
| GB (1) | GB2548721B (ja) |
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| JP6811096B2 (ja) * | 2017-01-12 | 2021-01-13 | 株式会社Joled | 半導体装置、表示装置および電子機器 |
| KR102393552B1 (ko) * | 2017-11-09 | 2022-05-02 | 엘지디스플레이 주식회사 | 수소 차단막을 갖는 박막 트랜지스터 및 이를 포함하는 표시장치 |
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| CN103199113B (zh) * | 2013-03-20 | 2018-12-25 | 京东方科技集团股份有限公司 | 薄膜晶体管及其制备方法、阵列基板、显示装置 |
| CN103268891B (zh) | 2013-03-28 | 2016-08-10 | 北京京东方光电科技有限公司 | 一种薄膜晶体管、非晶硅平板探测基板及制备方法 |
| KR102196949B1 (ko) * | 2013-03-29 | 2020-12-30 | 엘지디스플레이 주식회사 | 박막 트랜지스터, 박막 트랜지스터 제조 방법 및 박막 트랜지스터를 포함하는 표시 장치 |
| US20140306219A1 (en) * | 2013-04-10 | 2014-10-16 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
| KR102147849B1 (ko) * | 2013-08-05 | 2020-08-25 | 삼성전자주식회사 | 박막 트랜지스터 및 그 제조방법 |
| CN104167448B (zh) * | 2014-08-05 | 2017-06-30 | 京东方科技集团股份有限公司 | 薄膜晶体管及其制备方法、阵列基板和显示装置 |
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| Publication number | Publication date |
|---|---|
| GB2548721A (en) | 2017-09-27 |
| US10192957B2 (en) | 2019-01-29 |
| JP2017531322A (ja) | 2017-10-19 |
| US10692975B2 (en) | 2020-06-23 |
| KR20160073923A (ko) | 2016-06-27 |
| US20170330938A1 (en) | 2017-11-16 |
| KR20230048490A (ko) | 2023-04-11 |
| KR102699702B1 (ko) | 2024-08-28 |
| CN107004721B (zh) | 2020-10-20 |
| GB2548721B (en) | 2020-11-11 |
| GB201705910D0 (en) | 2017-05-24 |
| DE112015005620B4 (de) | 2023-09-28 |
| DE112015005620T5 (de) | 2017-09-07 |
| CN107004721A (zh) | 2017-08-01 |
| US20190123142A1 (en) | 2019-04-25 |
| KR102518392B1 (ko) | 2023-04-06 |
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