KR101652693B1 - 표시 장치 - Google Patents
표시 장치 Download PDFInfo
- Publication number
- KR101652693B1 KR101652693B1 KR1020117010133A KR20117010133A KR101652693B1 KR 101652693 B1 KR101652693 B1 KR 101652693B1 KR 1020117010133 A KR1020117010133 A KR 1020117010133A KR 20117010133 A KR20117010133 A KR 20117010133A KR 101652693 B1 KR101652693 B1 KR 101652693B1
- Authority
- KR
- South Korea
- Prior art keywords
- wiring layer
- gate electrode
- wiring
- thin film
- oxide semiconductor
- 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.)
- Expired - Fee Related
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Images
Classifications
-
- 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
-
- 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
- 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
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Abstract
Description
도 2는 보호 회로의 등가회로의 일례를 도시하는 도면이다.
도 3은 보호 회로의 등가회로의 일례를 도시하는 도면이다.
도 4a 및 도 4b는 보호 회로의 평면도와 등가회로의 일례를 각각 도시하는 도면이다.
도 5는 보호 회로의 일례를 도시하는 단면도다.
도 6a 내지 도 6c는 보호 회로의 제작 공정을 설명하는 단면도다.
도 7a 내지 도 7c는 보호 회로의 제작 공정을 설명하는 단면도다.
도 8a 및 도 8b는 보호 회로의 평면도와 등가회로의 일례를 각각 도시하는 도면이다.
도 9a 및 도 9b는 보호 회로의 평면도와 등가회로의 일례를 각각 도시하는 평면도.
도 10은 전자 페이퍼의 단면도다.
도 11a 및 도 11b는 반도체 장치의 각 블록도다.
도 12는 신호선 구동 회로의 구성을 설명하는 도면이다.
도 13은 신호선 구동 회로의 동작의 타이밍 차트다.
도 14는 신호선 구동 회로의 동작의 타이밍 차트다.
도 15는 시프트 레지스터의 구성을 설명하는 도면이다.
도 16은 도 14의 플립플롭의 접속 구성을 설명하는 도면이다.
도 17a, 17b와, 도 17c는 본 발명의 일 실시형태의 반도체 장치를 각각 설명하는 상면도 및 단면도다.
도 18은 본 발명의 일 실시형태의 반도체 장치를 설명하는 단면도다.
도 19는 본 발명의 일 실시형태의 반도체 장치의 화소의 등가 회로를 설명하는 도면이다.
도 20a 내지 도 20c는 본 발명의 일 실시형태의 반도체 장치를 각각 설명하는 도면이다.
도 21a 및 도 21b는 본 발명의 일 실시형태의 반도체 장치를 각각 설명하는 상면도 및 단면도다.
도 22a 및 도 22b는 전자 페이퍼의 사용의 예를 설명하는 도면이다.
도 23은 전자 서적 리더(reader)의 일례를 도시하는 외관도다.
도 24a는 텔레비전 장치의 예를 도시하는 외관도이고, 도 24b는 디지털 포토 프레임의 예를 도시하는 외관도다.
도 25a 및 도 25b는 유기기(game machine)의 예를 각각 도시하는 외관도다.
도 26은 휴대 전화기의 일례를 도시하는 외관도다.
유량 비율 | 조성(atomic%) | 조성식 | |||
Ar/O2 | In | Ga | Zn | O | |
40/0 | 17.6 | 16.7 | 7.2 | 58.6 | InGa0 .95Zn0 .41O3 .33 |
10/5 | 17.7 | 16.7 | 7 | 58.6 | InGa0 .94Zn0 .40O3 .31 |
유량 비율 | 조성(atomic%) | 조성식 | ||||
Ar/O2 | In | Ga | Zn | O | Ar | |
40/0 | 17 | 15.8 | 7.5 | 59.4 | 0.3 | InGa0 .93Zn0 .44O3 .49 |
10/5 | 16 | 14.7 | 7.2 | 61.7 | 0.4 | InGa0 .92Zn0 .45O3 .86 |
Claims (28)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 기판;
상기 기판 위의 주사선;
상기 기판 위의 상기 주사선과 교차하는 신호선;
매트릭스 상태로 배열되는 화소 전극들을 갖는 화소부; 및
상기 화소부의 외측 영역의 상기 기판 위에 제 1 비선형 소자를 포함한 표시장치로서,
상기 화소부는, 제 1 산화물 반도체막에 채널 형성 영역이 형성되는 박막 트랜지스터를 포함하고,
상기 박막 트랜지스터는,
상기 주사선과 접속하는 제 1 게이트 전극;
상기 신호선 및 상기 제 1 산화물 반도체막과 접속하는 제 1 배선층; 및
상기 화소 전극들 중 하나 및 상기 제 1 산화물 반도체막과 접속하는 제 2 배선층을 포함하고,
상기 제 1 비선형 소자는,
제 2 게이트 전극;
상기 제 2 게이트 전극 위의 게이트 절연막;
상기 게이트 절연막 위의 제 1 배선층 및 제 2 배선층; 및
상기 제 2 게이트 전극과 중첩하는 제 2 산화물 반도체막을 포함하고,
상기 제 1 배선층 및 상기 제 2 배선층의 단부들은 상기 제 2 게이트 전극과 중첩하고,
상기 제 2 산화물 반도체막은 상기 게이트 절연막과 상기 제 1 배선층 및 상기 제 2 배선층의 단부들 위에 있고 상기 게이트 절연막과 상기 제 1 배선층 및 상기 제 2 배선층의 단부들과 접하고,
상기 제 2 게이트 전극은, 상기 주사선과 상기 신호선 중 한쪽에 접속되고,
상기 제 1 비선형 소자의 상기 제 1 배선층은, 상기 제 2 게이트 전극을 갖는 게이트 전극층과, 상기 주사선과 상기 신호선 중 상기 한쪽에 직접 접속되는, 표시장치.
- 삭제
- 삭제
- 삭제
- 제 15 항에 있어서,
공통 배선과, 제 2 비선형 소자를 더 포함하고, 상기 제 2 비선형 소자는,
제 3 게이트 전극;
상기 제 3 게이트 전극 위의 상기 게이트 절연막;
상기 제 3 게이트 전극 위의 제 1 배선층 및 제 2 배선층; 및
상기 게이트 절연막, 상기 제 1 배선층 및 상기 제 2 배선층보다 위에 있고, 상기 게이트 절연막, 상기 제 1 배선층 및 상기 제 2 배선층과 접하는, 제 3 산화물 반도체막을 포함하고,
상기 제 3 게이트 전극은 상기 공통 배선에 접속되는, 표시장치.
- 삭제
- 삭제
- 기판;
상기 기판 위의 주사선;
상기 기판 위의 상기 주사선과 교차하는 신호선;
매트릭스 상태로 배열되는 화소 전극들을 갖는 화소부; 및
상기 화소부의 외측 영역의 상기 기판 위에 제공된 제 1 비선형 소자를 포함한 표시장치로서,
상기 화소부는 박막 트랜지스터를 포함하고, 상기 박막 트랜지스터는,
상기 주사선과 접속하는 제 1 게이트 전극;
상기 제 1 게이트 전극 위의 제 1 게이트 절연막;
상기 제 1 게이트 절연막 위에 있고, 상기 신호선에 접속되는 제 1 배선층;
상기 제 1 게이트 절연막 위에 있고, 상기 화소전극들 중 하나에 접속되는 제 2 배선층; 및
상기 제 1 게이트 절연막, 상기 제 1 배선층 및 상기 제 2 배선층보다 위에 있고, 상기 제 1 게이트 절연막, 상기 제 1 배선층 및 상기 제 2 배선층과 접하는 제 1 산화물 반도체막을 포함하고,
상기 제 1 비선형 소자는,
제 2 게이트 전극;
상기 제 2 게이트 전극 위의 제 2 게이트 절연막;
상기 제 2 게이트 절연막 위의 제 1 배선층 및 제 2 배선층; 및
상기 제 2 게이트 전극과 중첩하는 제 2 산화물 반도체막을 포함하고,
상기 제 1 배선층 및 상기 제 2 배선층의 단부들은 상기 제 2 게이트 전극과 중첩하고,
상기 제 2 산화물 반도체막은 상기 제 2 게이트 절연막과 상기 제 1 배선층 및 상기 제 2 배선층의 단부들 위에 있고 상기 제 2 게이트 절연막과 상기 제 1 배선층 및 상기 제 2 배선층의 단부들과 접하고,
상기 제 2 게이트 전극은, 상기 주사선과 상기 신호선 중 한쪽에 접속되고,
상기 제 1 비선형 소자의 상기 제 1 배선층은, 상기 제 2 게이트 전극을 갖는 게이트 전극층과, 상기 주사선과 상기 신호선 중 상기 한쪽에 직접 접속되는, 표시장치.
- 제 15 항 또는 제 22 항에 있어서,
상기 제 1 산화물 반도체막과 상기 제 2 산화물 반도체막 각각은, 인듐, 갈륨 및 아연을 포함하는, 표시장치.
- 제 15 항 또는 제 22 항에 있어서,
상기 제 1 산화물 반도체막과 상기 제 2 산화물 반도체막은, 동일 재료로 형성되는, 표시장치.
- 제 15 항 또는 제 22 항에 있어서,
상기 제 2 게이트 전극의 동일 전위는, 상기 제 1 비선형 소자의 상기 제 1 배선층에 인가되는, 표시장치.
- 제 22 항에 있어서,
공통 배선과, 제 2 비선형 소자를 더 포함하고, 상기 제 2 비선형 소자는,
제 3 게이트 전극;
상기 제 3 게이트 전극 위의 제 3 게이트 절연막;
상기 제 3 게이트 전극 위의 제 1 배선층 및 제 2 배선층; 및
상기 제 3 게이트 절연막, 상기 제 1 배선층 및 상기 제 2 배선층보다 위에 있고, 상기 제 3 게이트 절연막, 상기 제 1 배선층 및 상기 제 2 배선층과 접하는, 제 3 산화물 반도체막을 포함하고,
상기 제 3 게이트 전극은 상기 공통 배선에 접속되는, 표시장치.
- 제 26 항에 있어서,
상기 제 2 산화물 반도체막과 상기 제 3 산화물 반도체막은, 동일 재료로 형성되는, 표시장치.
- 제 15 항 또는 제 22 항에 있어서,
상기 표시장치는, 포스터, 광고, 전자서적 리더, 텔레비전 장치, 디지털 포토 프레임, 휴대형 유기기, 슬롯 머신 및 휴대 전화기 중 어느 하나에 포함되는, 표시장치.
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EP2172804B1 (en) | 2008-10-03 | 2016-05-11 | Semiconductor Energy Laboratory Co, Ltd. | Display device |
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CN101719493B (zh) | 2008-10-08 | 2014-05-14 | 株式会社半导体能源研究所 | 显示装置 |
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WO2011048925A1 (en) | 2009-10-21 | 2011-04-28 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing semiconductor device |
US8786582B2 (en) * | 2009-10-27 | 2014-07-22 | Sharp Kabushiki Kaisha | Display panel and display apparatus |
WO2011052437A1 (en) | 2009-10-30 | 2011-05-05 | Semiconductor Energy Laboratory Co., Ltd. | Non-linear element, display device including non-linear element, and electronic device including display device |
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US20110260159A1 (en) | 2011-10-27 |
JP5766246B2 (ja) | 2015-08-19 |
US8674371B2 (en) | 2014-03-18 |
TW201030923A (en) | 2010-08-16 |
KR20110086017A (ko) | 2011-07-27 |
JP6010188B2 (ja) | 2016-10-19 |
KR101761108B1 (ko) | 2017-07-25 |
JP6317406B2 (ja) | 2018-04-25 |
US7989815B2 (en) | 2011-08-02 |
US20130092934A1 (en) | 2013-04-18 |
US8334540B2 (en) | 2012-12-18 |
TWI469298B (zh) | 2015-01-11 |
WO2010038819A1 (en) | 2010-04-08 |
JP2010107976A (ja) | 2010-05-13 |
KR20160101725A (ko) | 2016-08-25 |
KR101803720B1 (ko) | 2017-12-01 |
KR20110083760A (ko) | 2011-07-20 |
JP2014042036A (ja) | 2014-03-06 |
US20100084653A1 (en) | 2010-04-08 |
KR101273972B1 (ko) | 2013-06-12 |
KR20170086144A (ko) | 2017-07-25 |
TW201143010A (en) | 2011-12-01 |
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