KR940004514A - 반사형 액정표시장치 - Google Patents

반사형 액정표시장치 Download PDF

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Publication number
KR940004514A
KR940004514A KR1019930015613A KR930015613A KR940004514A KR 940004514 A KR940004514 A KR 940004514A KR 1019930015613 A KR1019930015613 A KR 1019930015613A KR 930015613 A KR930015613 A KR 930015613A KR 940004514 A KR940004514 A KR 940004514A
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KR
South Korea
Prior art keywords
liquid crystal
display device
crystal display
reflective
electrode
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Application number
KR1019930015613A
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English (en)
Inventor
마꼬또 간베
세이이찌 미쯔이
Original Assignee
쯔지 하루오
샤프 가부시끼가이샤
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Application filed by 쯔지 하루오, 샤프 가부시끼가이샤 filed Critical 쯔지 하루오
Publication of KR940004514A publication Critical patent/KR940004514A/ko

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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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • 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
    • 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
    • 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
    • G02F2201/40—Arrangements for improving the aperture ratio
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/02—Function characteristic reflective

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

Abstract

스위칭소자인 박막 트랜지스터(40)상에 반사전극(38)을 형성할때, 불규칙한 복수의 철부(42a)위에 형성되어 철부(32a)에 대응한 철부(42b)를 갖는 유기절연막(42)을 형성하고, 그 위에 반사전극을 형성한다. 유기절연막(42)상에 반사전극을 형성하기 위해 박막 트랜지스터(40)의 영향을 받지 않고 인접한 반사전극(38)간의 절연성을 유지하는 범위에서 반사전극(38)을 크게 형성할 수 있어 개구율을 90%이상으로 할 수 있다.

Description

반사형 액정표시장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 1 실시예인 반사형 액정표시장치(30)의 단면도,
제2도는 제1도에 도시한 기판(31)의 평면도,
제3도는 제1도 및 제2도에 도시한 철부(凸部)(42a)를 갖는 반사전극(38)을 형성하는 방법을 설명하는 공정도.

Claims (4)

  1. 액정층을 개재하여 대항배치되는 한쌍의 투명전극중, 한쪽 기관위의 액정층측 표면에는 다른쪽 기관으로부터의 입사광을 반사하는 표시화소인 복수의 반사전극과, 각 반사전극에 표시를 위한 전압을 인가하는 인회전극을 근성하고, 다른쪽 기판상의 액정층측 표면에는 거의 전면(全面)에 걸쳐 투광성을 갖는 공통전극을 형성하여 구성되는 반사형 액정표시장치에 있어서, 상기 반사전극은, 한쪽 기판상의 액정측에 있어서, 상기 인회전극을 포함하는 영역에 불규칙하게 배열된 복수의 철부(凸部)상에 형성된 절연막상에 형성되어 있고, 인접 반사전극이 서로 간극을 개재하도록 예정된 영역에 형성되는 것을 특징으로 하는 반사형 액정표시장치.
  2. 제1항에 있어서, 상기 철부는 감광성수지로 이루어지는 것을 특징으로 하는 반사형 액정표시장치.
  3. 제1항에 있어서, 상기 철부는 불규칙하게 배열되는 것을 특징으로 하는 반사형 액정표시장치.
  4. 제1항에 있어서, 상기 철부는 크기가 다른 복수종류의 헝상을 갖는 것을 특징으로 하는 반사형 액정표시장치
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930015613A 1992-08-28 1993-08-10 반사형 액정표시장치 KR940004514A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP92-230082 1992-08-28
JP4230082A JPH0675237A (ja) 1992-08-28 1992-08-28 反射型液晶表示装置

Publications (1)

Publication Number Publication Date
KR940004514A true KR940004514A (ko) 1994-03-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930015613A KR940004514A (ko) 1992-08-28 1993-08-10 반사형 액정표시장치

Country Status (6)

Country Link
US (1) US5526149A (ko)
EP (1) EP0586220B1 (ko)
JP (1) JPH0675237A (ko)
KR (1) KR940004514A (ko)
DE (1) DE69316483T2 (ko)
TW (1) TW255019B (ko)

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Also Published As

Publication number Publication date
TW255019B (ko) 1995-08-21
EP0586220A1 (en) 1994-03-09
DE69316483T2 (de) 1998-07-23
DE69316483D1 (de) 1998-02-26
EP0586220B1 (en) 1998-01-21
US5526149A (en) 1996-06-11
JPH0675237A (ja) 1994-03-18

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