KR960042171A - 액정 전기광학 장치 - Google Patents

액정 전기광학 장치 Download PDF

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Publication number
KR960042171A
KR960042171A KR1019960013583A KR19960013583A KR960042171A KR 960042171 A KR960042171 A KR 960042171A KR 1019960013583 A KR1019960013583 A KR 1019960013583A KR 19960013583 A KR19960013583 A KR 19960013583A KR 960042171 A KR960042171 A KR 960042171A
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KR
South Korea
Prior art keywords
electro
optical device
transparent conductive
conductive film
pixel electrode
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KR1019960013583A
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English (en)
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KR100305275B1 (ko
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장홍영
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야마자끼 순페이
가부시키가이샤 한도오따이 에네루기 켄큐쇼
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Publication of KR960042171A publication Critical patent/KR960042171A/ko
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Publication of KR100305275B1 publication Critical patent/KR100305275B1/ko

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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
    • G02F1/136213—Storage capacitors associated with the pixel electrode
    • 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
    • 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
    • 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
    • G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
    • G02F2201/123—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode pixel

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Liquid Crystal (AREA)
  • Thin Film Transistor (AREA)

Abstract

보조 캐패시터를 가지는 활성 매트릭스 액정 표시 장치. ITO의 두개 투명 전도층이 절연 막의 반대편에 형성되어 있다. 제1전도층은 픽셀 전극을 형성한다. 제2투명 전도성 막은 절연 막을 통해 픽셀 전극의 적어도 일부분과 중첩되어 픽셀의 구경 비를 악화시키지 않고 보조 캐패시터를 형성한다.

Description

액정 전기광학 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 활성 매트릭스 액정 표시장치의 부분 단면도로서, 하나의 픽셀 부위를 나타내며, 제2도는 제1도에 도시된 액정 표시장치의 부분 평면도이다.

Claims (10)

  1. 픽셀 형성용 픽셀 전극을 형성하는 제1투명 전도성 막; 절연 막; 및 상기 제1투명 전도성 막으로부터 상기 절연 막의 반대편에 위치되며, 상기 절연 막을 통해서 상기 픽셀 전극의 적어도 일부분과 중첩하는 상기 제2투명 전도성 막을 포함하여, 상기 제2투명 전도성 막, 상기 절연 막 및 상기 픽셀 전극을 포함하는 보조 캐패시터들을 제공하는 것을 특징으로 하는 전기광학 장치.
  2. 제1항에 있어서, 상기 전기광학 장치는 활성 매트릭스 액정 표시 장치인 것을 특징으로 하는 전기광학 장치.
  3. 제1항에 있어서, 상기 투명 전도성 막은 ITO로 제조되는 것을 특징으로 하는 전기광학 장치.
  4. 제1항에 있어서, 상기 투명 전도성 막은 SnO2인 것을 특징으로 하는 전기광학 장치.
  5. 제1항에 있어서, 상기 보조 캐패시터들의 상응하는 하나와 병렬적으로 제공되는 픽셀 캐패시터 및 상기 픽셀 전극들의 상응하는 하나와 이 픽셀 전극으로부터 반대편에 있는 대항 전극사이에 제공되는 전자 광학 변조 층을 더 포함하는 것을 특징으로 하는 전기광학 장치.
  6. 제5항에 있어서, 상기 전자 광학 변조 층은 액정을 포함하는 것을 특징으로 하는 전기광학 장치.
  7. 제1항에 있어서, 소스와 드레인 및 상기 소스와 드레인의 사이에 제공되는 채널을 더 포함하며, 상기 드레인은 상기 픽셀 전극중 상응하는 하나와 연결되어 있는 것을 특징으로 하는 전기광학 장치.
  8. 제7항에 있어서, 상기 박막 트랜지스터는 각각 상기 채널 및 상응하는 소스와 드레인의 사이에 제공되는 옵셋 게이트 부위를 더 포함하는 것을 특징으로 하는 전기광학 장치.
  9. 제7항에 있어서, 상기 박막 트랜지스터 및 상기 픽셀 전극은 활성 매트릭스에 제공되는 것을 특징으로 하는 전기광학 장치.
  10. 제7항에 있어서, 상기 소스와 사익 드레인 및 상기 채널은 결정성 실리콘 막에 제공되는 것을 특징으로 하는 전기광학 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960013583A 1995-05-07 1996-04-30 액티브매트릭스형표시장치 KR100305275B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7134835A JPH08306926A (ja) 1995-05-07 1995-05-07 液晶電気光学装置
JP95-134835 1995-05-07

Publications (2)

Publication Number Publication Date
KR960042171A true KR960042171A (ko) 1996-12-21
KR100305275B1 KR100305275B1 (ko) 2002-11-04

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US (1) US5745195A (ko)
JP (1) JPH08306926A (ko)
KR (1) KR100305275B1 (ko)

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Publication number Publication date
KR100305275B1 (ko) 2002-11-04
JPH08306926A (ja) 1996-11-22
US5745195A (en) 1998-04-28

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