KR101800888B1 - 산화물 반도체를 포함한 박막 트랜지스터 기판 - Google Patents
산화물 반도체를 포함한 박막 트랜지스터 기판 Download PDFInfo
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- KR101800888B1 KR101800888B1 KR1020100138284A KR20100138284A KR101800888B1 KR 101800888 B1 KR101800888 B1 KR 101800888B1 KR 1020100138284 A KR1020100138284 A KR 1020100138284A KR 20100138284 A KR20100138284 A KR 20100138284A KR 101800888 B1 KR101800888 B1 KR 101800888B1
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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]
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
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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]
- H10D30/674—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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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/01—Manufacture or treatment
- H10D48/07—Manufacture or treatment of devices having bodies comprising cuprous oxide [Cu2O] or cuprous iodide [CuI]
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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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- 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
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
Abstract
Description
도 2는 본 발명의 제1 실시 예에 의한 산화물 반도체를 포함한 박막 트랜지스터 기판의 구조를 나타내는 단면도.
도 3은 본 발명의 제2 실시 예에 의한 산화물 반도체를 포함한 박막 트랜지스터 기판의 구조를 나타내는 단면도.
DL: 데이터 배선 G: 게이트 전극
A: 반도체 채널층 n: 오믹 접촉층
S: 소스 전극 D: 드레인 전극
DH: 드레인 콘택홀 GI: 게이트 절연막
PAS: 보호막 PXL: 화소 전극
UV1: 하부 자외선 흡수층 UV2: 상부 자외선 흡수층
UV: 자외선 흡수층 ES: 에치 스토퍼
Claims (10)
- 투명 기판;
상기 투명 기판 위에 도포되며, 자외선은 흡수하되 가시광선은 투과하며, 상기 가시광선에 대해 상기 투명 기판과 동일한 투명도를 갖는 하부 자외선 흡수층;
상기 하부 자외선 흡수층 위에 배치되며,
가로 방향으로 진행하는 게이트 배선 및 상기 게이트 배선에서 분기하는 게이트 전극;
상기 게이트 배선 및 상기 게이트 전극을 덮는 게이트 절연막;
상기 게이트 절연막 위에서 상기 게이트 전극과 중첩하며 산화물 반도체 물질을 포함하는 채널 층;
상기 채널 층의 중앙부 위에 배치된 에치 스토퍼;
상기 게이트 절연막 위에서 세로 방향으로 진행하는 데이터 배선;
상기 데이터 배선에서 분기하고 상기 채널 층의 일측 변과 접촉하는 소스 전극;
상기 소스 전극과 대향하며, 상기 채널 층의 타측 변과 접촉하는 드레인 전극; 및
상기 소스 전극과 상기 채널 층의 일측 변 그리고 상기 드레인 전극과 상기 채널 층의 타측 변 사이에 개재된 오믹 접촉층을 포함하는 박막 트랜지스터 층;
상기 박막 트랜지스터 층 위에 전면 도포된 보호막;
상기 보호막에 형성된 콘택홀을 통해 상기 박막 트랜지스터와 연결되고, 상기 보호막 위에 형성된 화소 전극; 그리고
상기 화소 전극 위에 전면 도포되며, 상기 자외선은 흡수하되 상기 가시광선은 투과하며, 상기 가시광선에 대해 상기 투명 기판과 동일한 투명도를 갖는 상부 자외선 흡수층을 포함하며,
상기 하부 자외선 흡수층 및 상기 상부 자외선 흡수층은, 상기 채널 층의 광열 특성이 상기 자외선에 의해 열화되는 것을 방지하는 것을 특징으로 하는 박막 트랜지스터 기판.
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,
상기 하부 자외선 흡수층 및 상기 상부 자외선 흡수층은, 산화인듐(Indium Oxide), 산화주석(Tin Oxide), 산화갈륨(Galium Oxide) 및 산화아연 (Zinc Oxide) 중 적어도 어느 하나를 포함하는 것을 특징으로 하는 박막 트랜지스터 기판.
- 제 1 항에 있어서,
상기 산화물 반도체 물질은, 인듐갈륨아연산화물을 포함하는 것을 특징으로 하는 박막 트랜지스터 기판.
- 삭제
- 제 1 항에 있어서,
상기 게이트 절연막은 상기 자외선은 흡수하되, 상기 가시 광선은 투과하는 물질을 포함하는 것을 특징으로 하는 박막 트랜지스터 기판.
- 제 9 항에 있어서,
상기 게이트 절연막은, 산화인듐(Indium Oxide), 산화주석(Tin Oxide), 산화갈륨(Galium Oxide) 및 산화아연 (Zinc Oxide) 중 적어도 어느 하나를 포함하는 것을 특징으로 하는 박막 트랜지스터 기판.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100138284A KR101800888B1 (ko) | 2010-12-29 | 2010-12-29 | 산화물 반도체를 포함한 박막 트랜지스터 기판 |
| US13/333,720 US8803144B2 (en) | 2010-12-29 | 2011-12-21 | Thin film transistor susbtrate including oxide semiconductor |
| CN201110461343.4A CN102544028B (zh) | 2010-12-29 | 2011-12-28 | 包含氧化物半导体的薄膜晶体管基板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100138284A KR101800888B1 (ko) | 2010-12-29 | 2010-12-29 | 산화물 반도체를 포함한 박막 트랜지스터 기판 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20120076221A KR20120076221A (ko) | 2012-07-09 |
| KR101800888B1 true KR101800888B1 (ko) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020100138284A Expired - Fee Related KR101800888B1 (ko) | 2010-12-29 | 2010-12-29 | 산화물 반도체를 포함한 박막 트랜지스터 기판 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8803144B2 (ko) |
| KR (1) | KR101800888B1 (ko) |
| CN (1) | CN102544028B (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332478A (zh) * | 2014-11-17 | 2015-02-04 | 京东方科技集团股份有限公司 | 阵列基板及其制作方法、显示装置 |
| CN104952881A (zh) * | 2015-05-06 | 2015-09-30 | 合肥京东方光电科技有限公司 | 薄膜晶体管及制备方法、阵列基板及制备方法、显示装置 |
| CN105182595B (zh) * | 2015-08-28 | 2019-10-18 | 京东方科技集团股份有限公司 | 显示基板、显示装置及其制作方法 |
| CN105093667A (zh) * | 2015-09-25 | 2015-11-25 | 京东方科技集团股份有限公司 | 一种阵列基板及其制作方法、显示装置 |
| CN111584594B (zh) * | 2020-05-25 | 2022-12-09 | 京东方科技集团股份有限公司 | 显示面板、显示装置及其制造方法 |
| KR102516936B1 (ko) * | 2021-06-11 | 2023-03-31 | 숭실대학교산학협력단 | 향상모드 동작이 가능한 전계 효과 트랜지스터 소자 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040212759A1 (en) * | 2003-03-27 | 2004-10-28 | Seiko Epson Corporation | Electro-optical device, method of manufacturing the same, and electronic apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5994157A (en) * | 1998-01-22 | 1999-11-30 | Ois Optical Imaging Systems, Inc. | Method of making a large area imager with UV Blocking layer, and corresponding imager |
| JP2001111076A (ja) * | 1999-10-08 | 2001-04-20 | Tdk Corp | コーティング体および太陽電池モジュール |
| WO2002016679A1 (en) * | 2000-08-18 | 2002-02-28 | Tohoku Techno Arch Co., Ltd. | Polycrystalline semiconductor material and method of manufacture thereof |
| JP4558752B2 (ja) | 2007-02-22 | 2010-10-06 | 三菱電機株式会社 | 液晶表示装置の製造方法 |
| JP2009037809A (ja) * | 2007-07-31 | 2009-02-19 | Sumitomo Chemical Co Ltd | 有機エレクトロルミネッセンス装置およびその製造方法 |
| JP5430113B2 (ja) * | 2008-10-08 | 2014-02-26 | キヤノン株式会社 | 電界効果型トランジスタ及びその製造方法 |
| CN101789443B (zh) | 2010-03-08 | 2011-09-21 | 友达光电股份有限公司 | 像素结构及其制造方法以及电子装置的制造方法 |
-
2010
- 2010-12-29 KR KR1020100138284A patent/KR101800888B1/ko not_active Expired - Fee Related
-
2011
- 2011-12-21 US US13/333,720 patent/US8803144B2/en active Active
- 2011-12-28 CN CN201110461343.4A patent/CN102544028B/zh not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040212759A1 (en) * | 2003-03-27 | 2004-10-28 | Seiko Epson Corporation | Electro-optical device, method of manufacturing the same, and electronic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102544028A (zh) | 2012-07-04 |
| KR20120076221A (ko) | 2012-07-09 |
| US20120168746A1 (en) | 2012-07-05 |
| US8803144B2 (en) | 2014-08-12 |
| CN102544028B (zh) | 2015-05-06 |
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