KR100769068B1 - 전기 광학 장치 및 그 제조 방법, 및 전자 기기 - Google Patents
전기 광학 장치 및 그 제조 방법, 및 전자 기기 Download PDFInfo
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- KR100769068B1 KR100769068B1 KR1020060032304A KR20060032304A KR100769068B1 KR 100769068 B1 KR100769068 B1 KR 100769068B1 KR 1020060032304 A KR1020060032304 A KR 1020060032304A KR 20060032304 A KR20060032304 A KR 20060032304A KR 100769068 B1 KR100769068 B1 KR 100769068B1
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1255—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs integrated with passive devices, e.g. auxiliary capacitors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- 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
- H10K59/126—Shielding, e.g. light-blocking means over the TFTs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- 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
- H10K59/131—Interconnections, e.g. wiring lines or terminals
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- H—ELECTRICITY
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- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
- H01L29/78633—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device with a light shield
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (11)
- 기판 상에, 서로 교차하여 연재되는 데이터선 및 주사선;상기 기판 상에서 상기 데이터선보다 하층측에 배치되는 박막 트랜지스터;상기 박막 트랜지스터의 상층측에 적층되고, 평탄화 처리가 행하여진 제 1 층간 절연막;상기 기판 상에서 평면적으로 보아 상기 박막 트랜지스터의 채널 영역에 대향하는 영역을 포함하는 영역에 배치되고, 상기 데이터선보다 상층측에 배치되고, 고정 전위측 전극, 유전체막, 및 화소 전위측 전극이 하층측으로부터 순서대로 적층되는 축적 용량; 및상기 기판 상에서 평면적으로 보아 상기 데이터선 및 상기 주사선에 대응하여 규정되는 화소마다 배치되고, 상기 축적 용량보다도 상층측에 배치되고, 상기 화소 전위측 전극 및 상기 박막 트랜지스터에 전기적으로 접속된 화소 전극을 구비하고,상기 데이터선은, 도전성 차광막으로 이루어지고, 상기 기판 상에서 평면적으로 보아 상기 채널 영역을 덮는 영역을 포함하는 영역에 형성되는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항에 있어서,상기 제 1 층간 절연막에는, 상기 평탄화 처리로서, CMP 연마 처리가 행해지 는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항에 있어서,상기 제 1 층간 절연막은, 소정의 온도에서 유동화하는 제 1 유동화 재료를 포함하고,상기 제 1 층간 절연막에는, 상기 평탄화 처리로서, 상기 제 1 유동화 재료를 유동화시키는 유동화 처리가 행해지는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 기판 상에서, 상기 데이터선, 상기 축적 용량, 및 상기 화소 전극의 층간중 적어도 1 개소에는, 평탄화 처리가 행해지는 다른 층간 절연막이 적층되는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 데이터선은,상기 도전성 차광막의 일부분으로서의 본체부, 및상기 도전성 차광막의 다른 부분으로서의, 상기 본체부에 있어서의 상기 채널 영역에 대향하는 측에 막형성되고, 상기 본체부에 비해 반사율이 낮은 저반사부를 구비하는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 데이터선은,상기 도전성 차광막의 일부분으로서의 본체부,상기 도전성 차광막의 다른 부분으로서의, 상기 본체부에 있어서의 상기 채널 영역에 대향하는 측에 막형성되고, 상기 본체부에 비해 반사율이 낮은 하측 저반사부, 및상기 도전성 차광막의 또 다른 부분으로서의, 상기 본체부에 있어서의 상기 채널 영역에 대향하는 측과 반대측에 막형성되고, 상기 본체부에 비해 반사율이 낮은 상측 저반사부를 구비하는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 기판 상에서, 상기 박막 트랜지스터보다 하층측에 배치되는 하측 차광막, 및상기 하측 차광막 상에 적층되고, 평탄화 처리가 행해지는 하지 절연막을 더 구비하는 것을 특징으로 하는 전기 광학 장치.
- 제 7 항에 있어서,상기 하지 절연막에는, 상기 평탄화 처리로서, CMP 연마 처리가 행해지는 것을 특징으로 하는 전기 광학 장치.
- 제 7 항에 있어서,상기 하지 절연막은, 소정의 온도에서 유동화하는 제 2 유동화 재료를 포함하고,상기 하지 절연막에는, 상기 평탄화 처리로서, 상기 제 2 유동화 재료를 유동화시키는 유동화 처리가 행해지는 것을 특징으로 하는 전기 광학 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 기재된 전기 광학 장치를 구비하여 이루어지는 것을 특징으로 하는 전자 기기.
- 기판 상에, 서로 교차하여 연장되는 데이터선 및 주사선,상기 데이터선보다 하층측에 제 1 층간 절연막을 개재하여 배치된 톱 게이트형 박막 트랜지스터,상기 데이터선보다 상층측에 배치된 축적 용량, 및상기 축적 용량보다도 상층측에 배치된 화소 전극을 구비한 전기 광학 장치의 제조 방법으로서,상기 기판상에서 평면적으로 보아 상기 데이터선 및 상기 주사선의 교차에 대응하는 영역에, 상기 박막 트랜지스터의 채널 영역이 상기 데이터선에 의해 덮이도록, 상기 박막 트랜지스터를 형성하는 공정,상기 박막 트랜지스터 상에, 상기 제 1 층간 절연막을 형성하는 공정,상기 제 1 층간 절연막에 평탄화 처리를 행하는 공정,상기 제 1 층간 절연막 상에, 도전성 차광막으로 이루어지는 상기 데이터선을 형성하는 공정,상기 축적 용량을, 상기 기판 상에서 평면적으로 보아 상기 박막 트랜지스터의 채널 영역에 대향하는 영역을 포함하는 영역에, 상기 데이터선보다 상층측에 고정 전위측 전극, 유전체막, 및 화소 전위측 전극이 순서대로 적층되어 이루어지도록 형성하는 공정, 및상기 축적 용량 상에, 상기 기판 상에서 평면적으로 보아 상기 데이터선 및 상기 주사선에 대응하여 규정되는 화소마다, 상기 박막 트랜지스터 및 상기 화소 전위측 전극에 전기적으로 접속되도록, 상기 화소 전극을 형성하는 공정을 포함하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
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JP2006020094A JP4442569B2 (ja) | 2005-04-11 | 2006-01-30 | 電気光学装置及び電子機器 |
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JP4349406B2 (ja) * | 2006-08-24 | 2009-10-21 | セイコーエプソン株式会社 | 電気光学装置用基板及び電気光学装置、並びに電子機器 |
JP5130711B2 (ja) * | 2006-12-26 | 2013-01-30 | セイコーエプソン株式会社 | 電気光学装置及びその製造方法 |
CN101620347B (zh) * | 2008-07-03 | 2011-08-17 | 中芯国际集成电路制造(上海)有限公司 | 硅基液晶器件及其制造方法 |
KR101295533B1 (ko) * | 2010-11-22 | 2013-08-12 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 제조방법 |
KR102408898B1 (ko) | 2015-06-19 | 2022-06-16 | 엘지디스플레이 주식회사 | 박막 트랜지스터 기판 및 이를 이용한 표시장치 |
KR102621005B1 (ko) * | 2018-12-26 | 2024-01-05 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 |
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KR100654927B1 (ko) * | 1999-03-04 | 2006-12-08 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 및 그의 제작방법 |
JP4193339B2 (ja) * | 1999-09-29 | 2008-12-10 | セイコーエプソン株式会社 | 液晶装置及び投射型表示装置並びに液晶装置の製造方法 |
TWI222047B (en) * | 2000-04-21 | 2004-10-11 | Seiko Epson Corp | Electro-optical device |
US6636284B2 (en) * | 2000-08-11 | 2003-10-21 | Seiko Epson Corporation | System and method for providing an electro-optical device having light shield layers |
JP4798907B2 (ja) * | 2001-09-26 | 2011-10-19 | 株式会社半導体エネルギー研究所 | 半導体装置 |
JP3791517B2 (ja) * | 2002-10-31 | 2006-06-28 | セイコーエプソン株式会社 | 電気光学装置及び電子機器 |
TWI300508B (en) * | 2003-01-13 | 2008-09-01 | Toppoly Optoelectronics Corp | Liquid crystal display |
KR100961945B1 (ko) * | 2003-03-26 | 2010-06-08 | 삼성전자주식회사 | 액정 표시 장치 및 그에 사용되는 표시판 |
JP4341570B2 (ja) * | 2005-03-25 | 2009-10-07 | セイコーエプソン株式会社 | 電気光学装置及び電子機器 |
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