KR967000457A - Active matrix liquid crystal display device [active matrix type liquid crystal display system] - Google Patents

Active matrix liquid crystal display device [active matrix type liquid crystal display system] Download PDF

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Publication number
KR967000457A
KR967000457A KR1019940704634A KR19940704634A KR967000457A KR 967000457 A KR967000457 A KR 967000457A KR 1019940704634 A KR1019940704634 A KR 1019940704634A KR 19940704634 A KR19940704634 A KR 19940704634A KR 967000457 A KR967000457 A KR 967000457A
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South Korea
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electrode
liquid crystal
crystal display
active matrix
display device
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KR1019940704634A
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Korean (ko)
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KR100360355B1 (en
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마스유끼 오따
겐시로 가와찌
마사아끼 기따지마
도오루 사사끼
마사히또 오오에
가쯔미 곤도
마꼬또 쯔무라
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가나이 쯔도무
가부시끼 가이샤 히다찌 세이사꾸쇼
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Priority to JP4691694A priority Critical patent/JPH10325961A/en
Priority to JP94-46916 priority
Application filed by 가나이 쯔도무, 가부시끼 가이샤 히다찌 세이사꾸쇼 filed Critical 가나이 쯔도무
Publication of KR967000457A publication Critical patent/KR967000457A/en
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Publication of KR100360355B1 publication Critical patent/KR100360355B1/en

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    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133512Light shielding layers, e.g. black matrix
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1343Electrodes
    • G02F1/134309Electrodes characterised by their geometrical arrangement
    • G02F1/134363Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1343Electrodes
    • G02F1/134309Electrodes characterised by their geometrical arrangement
    • G02F1/134327Segmented, e.g. alpha numeric display
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362Active matrix addressed cells
    • G02F1/1368Active matrix addressed cells in which the switching element is a three-electrode device
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362Active matrix addressed cells
    • G02F2001/136218Shield electrode
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/12Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
    • G02F2201/124Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode interdigital

Abstract

본 발명에 따른 액티본매트릭스형 액정표시장치는, 액티브매트릭스형 액정표시장치에 있어서, 제1기판과 제2기판 사이에 개재된 액정성분과, 매트릭스로 배열된 복수의 전극과 복수의 신호전극으로 구성된 복수의 픽셀부, 및 상기 픽셀부들 각각에 설치된 스위칭소자를 구비하며, 상기 스위칭소자는 픽셀전극에 연결되고, 상기 픽셀전극과 상기 픽셀전극에 대면된 공통전극은 상기 기판들의 표면에 거의 평행하게 액정분자의 주축을 유지하면서 작동가능하도록 구성되며, 상기 픽셀부에 상기 신호전극과 상기 픽셀전극이 형성되고, 상기 신호전극과 상기 픽셀전극 사이에 차단전극이 형성되어 있다. Fluid T-bone matrix type liquid crystal display device in accordance with the present invention, an active matrix type liquid crystal display device, the first substrate and the liquid crystal component and a plurality of electrodes and a plurality of signal electrodes arranged in a matrix interposed between the second substrate a plurality of pixel portions are configured, and provided with a switching element provided in the pixel portions, respectively, said switching element is to be connected to the pixel electrode, a common electrode facing the pixel electrode and the pixel electrode is substantially parallel to the surface of the substrate configuration while maintaining a major axis of the liquid crystal molecules so as to operatively and, wherein the signal electrode and the pixel electrode in the pixel portion is formed, a shielding electrode is formed between the signal electrode and the pixel electrode.

Description

액티브매트릭스형 액정표시장치[ACTIVE MATRIX TYPE LIQUID CRYSTAL DISPLAY SYSTEM] Active matrix liquid crystal display device [ACTIVE MATRIX TYPE LIQUID CRYSTAL DISPLAY SYSTEM]

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음 This information did not disclose more professional information because lumbar Articles

제1도는 본 발명에 따른 제1실시예의 픽셀부의 개략 구조도이다. The first turn is a schematic structural view of the first embodiment example of a pixel portion according to the present invention.

제2도는 본 발명에 따른 제1, 제2, 제3 및 제7실시예의 구동장치의 개략 구조도이다. A second turning the first, second, third, and a schematic structural view of the drive system of claim 7 carried out in accordance with the present invention.

제3도는 본 발명에 따른 액정표시장치의 투시각(視角) 의존관계를 나타내는 그래프이다. The third turn is a graph showing a time-to-(視角) dependency of the liquid crystal display device of the present invention.

제4도는 종래의 액정표시장치의 투시각 의존관계를 나타내는 그래프이다. The fourth turning a graph showing the time-to-dependency of the conventional liquid crystal display device.

제5도는 본 발명에 따른 액정표시장치의 단일 전극의 전압변화로 인한 단일전압과 밝기특성 변화 사이의 관계 그래프이다. The fifth turning a relationship graph between the single voltage and brightness characteristic change due to the change in voltage of a single electrode of the liquid crystal display device of the present invention.

Claims (10)

  1. 액티브매트릭스형 액정표시장치에 있어서, 제1기판과 제2기판 사이에 개재된 액정성분과, 매트릭스로 배열된 복수의 스캐닝전극과 복수의 신호전극으로 구성된 복수의 픽셀부, 및 상기 픽셀부들 각각에 설치된 스위칭소자를 구비하며, 상기 스위칭소자가 픽셀전극에 연결되고, 상기 픽셀전극과 상기 픽셀전극에 대면된 공통전극이 액정분자의 주축을 상기 기판들의 표면에 평행하게 유지하면서 작동가능하도록 구성되며, 상기 픽셀부내에서, 상기 신호전극과 상기 픽셀전극이 형성되며, 상기 신호전극과 상기 픽셀전극 사이에 차단전극이 형성되는 것을 특징으로 하는 액티브매트리스형 액정표시장치. In the active matrix type liquid crystal display device, a plurality of the pixel portion composed of the first substrate and the liquid crystal component and a plurality of scanning electrodes and a plurality of signal electrodes arranged in a matrix interposed between the second substrate, and the pixel portions, respectively and a switching element provided, consists of the switching device is to be operated and connected to the pixel electrode and, a common electrode facing the pixel electrode and the pixel electrode in parallel to keep the principal axis of the liquid crystal molecules on the surface of the substrate; in the pixel portion, wherein the signal electrode and the pixel electrode is formed, an active mattress type liquid crystal display device characterized in that a shielding electrode formed between the signal electrode and the pixel electrode.
  2. 제1항에 있어서, 상기 차단전극이 상기 픽셀전극과 상기 공통전극 사이의 광전달부를 제외한 광전달부내에 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. The method of claim 1, wherein the active matrix liquid crystal display device, characterized in that the shielding electrode portion is formed on the light transmission parts other than the light transmission between the pixel electrode and the common electrode.
  3. 제1항에 있어서, 블랙이거나 피그먼트 또는 다이를 함유한 낮은 광전달을 갖는 광차단막이 상기 픽셀전극과 공통전극 사이의 광전달부를 제외한 광전달부내에 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. The method of claim 1, wherein the black or show the active matrix type liquid crystal, characterized in that formed the light blocking layer having a low light transmission containing a pigment or a die to a portion the light transmission parts other than the light transmission between the pixel electrode and the common electrode Device.
  4. 액티브매트릭스형 액정표시장치에 있어서, 제1기판과 제2기판 사이에 개재된 액정성분과, 매트릭스로 배열된 복수의 스캐닝전극과 복수의 신호전극에 의해 구성된 복수의 픽셀부, 및 상기 픽셀부들 각각에 설치된 스위칭소자를 구비하며, 상기 픽셀부내에서 상기 스위칭소자가 상기 픽셀전극에 연결되고, 외부로부터 전압이 항상 가해지는 차단전극은 상기 신호전극상에서 상기 신호전극과 상기 픽셀전극 사이에 형성되며, 상기 신호전극과 상기 픽셀전극은 상호 대면하게 형성되고, 상기 양 전극들은 액정분자의 주축을 상기 기판들에 거의 평행하게 유지하면서 작동가능하도록 구성되는 것을 특징으로 하는 액티브매트리스형 액정표시장치. In the active matrix type liquid crystal display device comprising: a first substrate and a plurality of pixel portions are configured by a liquid crystal element, and a plurality of scanning electrodes and the electrode a plurality of signals arranged in a matrix interposed between the substrates, and each of the pixel portions and a switching element provided in the, in the pixel portion is the switching element is connected to the pixel electrode, the block that is the voltage is always applied from the external electrode is formed between the signal electrode and the pixel electrode on the signal electrodes, wherein the signal electrode and the pixel electrode is formed to face each other, the electrodes are active mattress type liquid crystal display device characterized in that the configuration while maintaining a substantially parallel to a major axis of the liquid crystal molecules on the substrate so as to operatively.
  5. 제1항에 있어서, 상기 차단전극의 일부는 상기 신호전극과 중접되도록 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. The method of claim 1, wherein a portion of said shielding electrode has an active matrix type liquid crystal display device characterized in that is formed so that the signal electrode and the splice.
  6. 제4항 또는 제5항에 있어서, 피그먼트 또는 다이를 함유한 낮은 광전달성을 갖거나 블랙인 광차단막은 상기 픽셀전극과 상기 공통전극 사이에 광전달부를 제외한 광전달부내에 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. Of claim 4 or claim 5, wherein the pigment or has a low photoelectric achieved containing a die or black in the light blocking layer is characterized in that formed in the portion of delivering light except the light transmitted between the pixel electrode and the common electrode the active matrix type liquid crystal display apparatus.
  7. 제1항 내지 제6항중 어느 한 항에 있어서, 상기 차단전극은 상기 제1기판상에 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. According to claim 1 to any one of claim 6, wherein the shielding electrode has an active matrix type liquid crystal display device, characterized in that formed on the first substrate.
  8. 제1항 내지 제4항중 어느 한 항에 있어서, 상기 차단전극은 상기 신호전극이 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. According to claim 1 to any one of claim 4, wherein the shielding electrode has an active matrix type liquid crystal display device characterized in that the signal electrode is formed.
  9. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 차단전극은 상기 스캐닝전극이 형성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. According to claim 1 to any one of claim 7, wherein the shielding electrode has an active matrix type liquid crystal display device characterized in that the scanning electrode is formed.
  10. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 차단전극은 스캐닝와이어로부터 신호와이어의 종방향을 향해 돌출한 돌출부로 구성되는 것을 특징으로 하는 액티브매트릭스형 액정표시장치. Any one of claims 1 to 7 Compounds according to any one of the preceding, wherein the shielding electrode has an active matrix type liquid crystal display device, characterized in that, which is comprised of the scanning wire to a projection projected toward the longitudinal direction of the signal wire.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임. ※ Note: Will you disclose by the first application information.
KR10-1994-0704634A 1994-03-17 1994-06-24 Active matrix type liquid crystal display system KR100360355B1 (en)

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JP4691694A JPH10325961A (en) 1994-03-17 1994-03-17 Active matrix type liquid crystal display device
JP94-46916 1994-03-17

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KR100360355B1 KR100360355B1 (en) 2003-01-15

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US (4) US5786876A (en)
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