KR102062243B1 - 박막 트랜지스터, 및 화상 표시 장치 - Google Patents
박막 트랜지스터, 및 화상 표시 장치 Download PDFInfo
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- 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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- 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
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- 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
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- 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
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- 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
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- G—PHYSICS
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Abstract
Description
도 2는 본 발명의 실시예 2에 관한 박막 트랜지스터의 구조를 나타낸 개략적인 단면도이다.
도 3은 실시예 2에 관한 박막 트랜지스터를 사용한 화상 표시 장치의 일 화소를 나타낸 개략적인 단면도이다.
도 4는 비교예 1에 관한 박막 트랜지스터의 구조를 나타낸 개략적인 단면도이다.
1 게이트 전극
1a 게이트 전극의 제 1 층
1b 게이트 전극의 제 2 층
2 캐패시터 전극
2a 캐패시터 전극의 제 1 층
2b 캐패시터 전극의 제 2 층
3 게이트 절연층
4 반도체층
5 소스 전극
6 드레인 전극
7 보호층
9 화소 전극
20 컬러 필터층
21 오버코트층
22 배향막
23 화상 표시용 기판
24 공통 전극
25 배향막
26 액정
27 위상차판
28 편광판
Claims (9)
- 광 투과성을 가지는 절연 기판 상에, 적어도 게이트 전극, 캐패시터 전극, 게이트 절연층, 반도체층, 소스 전극 및 드레인 전극이 광 투과성을 가지는 재료로 형성되어 있는 박막 트랜지스터로서,
H2 플라즈마에 의해 처리되는, 상기 게이트 전극과 상기 캐패시터 전극, 또는 상기 소스 전극과 상기 드레인 전극이 상기 절연 기판에 접하는 제 1 층과, 상기 게이트 절연층에 접하는 제 2 층으로 구성되고,
상기 제 1 층이 산화 인듐주석이며,
상기 제 2 층이 인듐, 갈륨, 아연 및 산소로 이루어지는 금속 산화물인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항에 있어서,
상기 제 2 층이 상기 반도체층과 동일한 재료인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항 또는 제 2 항에 있어서,
상기 게이트 전극과 상기 캐패시터 전극, 또는 상기 소스 전극과 상기 드레인 전극의 가시광 영역에서의 평균 투과율이 70 % 이상인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항 또는 제 2 항에 있어서,
상기 반도체층이 인듐, 갈륨 및 아연 중 적어도 1종을 포함하는 금속 산화물인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항 또는 제 2 항에 있어서,
상기 게이트 절연층이 CVD법으로 형성된 산화 실리콘, 질화 실리콘 및 실리콘 옥시나이트라이드 중 어느 1종을 포함하는 화합물인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항 또는 제 2 항에 있어서,
상기 박막 트랜지스터가 바텀 게이트형(bottom gate-type) TFT인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항 또는 제 2 항에 있어서,
상기 박막 트랜지스터가 탑 게이트형(top gate-type) TFT인 것을 특징으로 하는 박막 트랜지스터. - 제 1 항 또는 제 2 항 기재의 박막 트랜지스터의 어레이와,
상기 박막 트랜지스터의 어레이의 소스 전극 또는 드레인 전극에 접속된 화소 전극과,
상기 화소 전극 상에 배치된 화상 표시 매체를 갖춘 것을 특징으로 하는 화상 표시 장치. - 제 8 항에 있어서,
상기 박막 트랜지스터의 어레이의 절연 기판 상에 컬러 필터가 형성되어 있는 것을 특징으로 하는 화상 표시 장치.
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JPJP-P-2011-211305 | 2011-09-27 | ||
JP2011211305 | 2011-09-27 | ||
PCT/JP2012/005981 WO2013046606A1 (ja) | 2011-09-27 | 2012-09-20 | 薄膜トランジスタ、および画像表示装置 |
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KR20140086978A KR20140086978A (ko) | 2014-07-08 |
KR102062243B1 true KR102062243B1 (ko) | 2020-02-11 |
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US (1) | US9589997B2 (ko) |
JP (1) | JP6098515B2 (ko) |
KR (1) | KR102062243B1 (ko) |
CN (1) | CN103975441B (ko) |
TW (1) | TW201332117A (ko) |
WO (1) | WO2013046606A1 (ko) |
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CN104111551A (zh) * | 2014-06-28 | 2014-10-22 | 中能柔性光电(滁州)有限公司 | 一种柔性液晶彩色化显示器件及制备方法 |
KR102285384B1 (ko) * | 2014-09-15 | 2021-08-04 | 삼성디스플레이 주식회사 | 박막 트랜지스터 어레이 기판, 그 제조방법 및 표시 장치 |
CN107534056B (zh) * | 2015-04-22 | 2020-09-01 | 凸版印刷株式会社 | 薄膜晶体管阵列形成基板及其制造、图像显示装置用基板 |
CN108352410B (zh) * | 2015-11-25 | 2021-06-29 | 株式会社爱发科 | 薄膜晶体管、氧化物半导体膜以及溅射靶材 |
CN107623040A (zh) * | 2017-09-05 | 2018-01-23 | 华南理工大学 | 一种铟镓锌氧化物薄膜晶体管及其制造方法 |
CN108363253B (zh) * | 2018-02-09 | 2020-12-22 | 京东方科技集团股份有限公司 | 阵列基板及其驱动方法和制造方法 |
CN111552132A (zh) * | 2020-03-31 | 2020-08-18 | 浙江大学 | 一种应用在投影面板上的像素结构及投影面板 |
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JP2006133769A (ja) * | 2004-10-26 | 2006-05-25 | Samsung Electronics Co Ltd | 薄膜トランジスタ表示板及びその製造方法 |
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JP3482073B2 (ja) | 1996-07-01 | 2003-12-22 | 松下電器産業株式会社 | 薄膜トランジスタアレイの製造方法 |
JPH10341022A (ja) | 1997-06-05 | 1998-12-22 | Mitsubishi Electric Corp | Tftアレイ基板の製造方法 |
JPH11194362A (ja) | 1997-12-26 | 1999-07-21 | Advanced Display Inc | 液晶表示装置 |
KR100732849B1 (ko) * | 2005-12-21 | 2007-06-27 | 삼성에스디아이 주식회사 | 유기 발광 표시장치 |
KR101166842B1 (ko) | 2005-12-29 | 2012-07-19 | 엘지디스플레이 주식회사 | 박막 트랜지스터 어레이 기판의 제조 방법 및 이를 이용한박막 트랜지스터 어레이 기판 |
EP2090139A2 (fr) * | 2006-11-17 | 2009-08-19 | Saint-Gobain Glass France | Electrode pour dispositif electroluminescent organique, sa gravure acide, ainsi que dispositif electroluminescent organique l'incorporant |
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JP5261979B2 (ja) | 2007-05-16 | 2013-08-14 | 凸版印刷株式会社 | 画像表示装置 |
KR101412761B1 (ko) * | 2008-01-18 | 2014-07-02 | 삼성디스플레이 주식회사 | 박막 트랜지스터 기판 및 이의 제조 방법 |
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KR101182403B1 (ko) | 2008-12-22 | 2012-09-13 | 한국전자통신연구원 | 투명 트랜지스터 및 그의 제조 방법 |
US20100224880A1 (en) * | 2009-03-05 | 2010-09-09 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
JP2011049297A (ja) | 2009-08-26 | 2011-03-10 | Toppan Printing Co Ltd | 薄膜トランジスタの製造方法 |
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- 2012-09-20 KR KR1020147010695A patent/KR102062243B1/ko not_active Expired - Fee Related
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JP2006133769A (ja) * | 2004-10-26 | 2006-05-25 | Samsung Electronics Co Ltd | 薄膜トランジスタ表示板及びその製造方法 |
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CN103975441A (zh) | 2014-08-06 |
KR20140086978A (ko) | 2014-07-08 |
WO2013046606A1 (ja) | 2013-04-04 |
CN103975441B (zh) | 2017-06-09 |
TWI563667B (ko) | 2016-12-21 |
TW201332117A (zh) | 2013-08-01 |
JPWO2013046606A1 (ja) | 2015-03-26 |
US20140246675A1 (en) | 2014-09-04 |
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