KR960024606A - 액정표시장치 및 액정표시장치의 구동방법 - Google Patents

액정표시장치 및 액정표시장치의 구동방법 Download PDF

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Publication number
KR960024606A
KR960024606A KR1019940037844A KR19940037844A KR960024606A KR 960024606 A KR960024606 A KR 960024606A KR 1019940037844 A KR1019940037844 A KR 1019940037844A KR 19940037844 A KR19940037844 A KR 19940037844A KR 960024606 A KR960024606 A KR 960024606A
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South Korea
Prior art keywords
liquid crystal
gate
thin film
terminal
film transistor
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KR1019940037844A
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English (en)
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KR0142767B1 (ko
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박종철
소희섭
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구자홍
Lg 전자주식회사
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Priority to KR1019940037844A priority Critical patent/KR0142767B1/ko
Publication of KR960024606A publication Critical patent/KR960024606A/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
    • G02F1/136286—Wiring, e.g. gate line, drain line
    • 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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix
    • 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
    • G02F1/136286—Wiring, e.g. gate line, drain line
    • G02F1/136295—Materials; Compositions; Manufacture processes

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Liquid Crystal (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)

Abstract

본 발명은 액정표시장치 및 액정표시장치의 구동방법에 관한 것으로, 게이트 라인과 데이타라인을 각각 다른 기판에 구성하여 액정패널의 특성을 향상시킬 수 있도록 한 것이다.
본 발명은 절연기판상에, 매트릭스 형태로 배치된 박막트랜지스터의 게이트전극을 포함하며 서로 평행하게 배열된 복수개의 게이트라인과, 상기 게이트전극과 절연막을 개재하여 평면적으로 일부 중첩되고 다음 단의 게이트라인과 전기적으로접속되어 박막트랜지스터의 한쪽 단자를 형성하는 공통전극과, 상기 각각의 박막트랜지스터의 다른 쪽 단자와 연결된 복수개의 액정용량전극을 포함하는 하부기판과, 상기 하부기판의 액정용량전극과 평면적으로 일대일 대응하는 형태로 형성된 데이타라인을 포함하는 상부기판으로 구성된 액정표시장치를 제공한다.

Description

액정표시장치 및 액정표시장치의 구동방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 본 발명의 액정패널의 하부 기판 구조도, 제4도는 본 발명의 액정패널의 하부 기판의 등가회로도, 제8도는 본 발명의 다른 실시예에 의한 액정표시장치의 구동방법을 도시한 도면.

Claims (3)

  1. 절연기판상에, 매트릭스 형태로 배치된 박막트랜지스터의 게이트전극을 포함하며 서로 평행하게 배열된 복수개의 게이트라인과, 상기 게이트전극과 절연막을 개재하여 평면적으로 일부 중첩되고 다음 단의 게이트라인과 전기적으로 접속되어 박막트랜지스터의 한쪽 단자를 형성하는 공통 전극과, 상기 각각의 박막트랜지스터의 다른 쪽 단자와 연결된 복수개의 액정용량전극을 포함하는 하부기판과 ; 상기 하부기판의 액정용량전극과 평면적으로 일대일 대응하는 형태로 형성된 데이타라인을 포함하는 상부기판으로 구성된 것을 특징으로 하는 액정표시장치.
  2. 절연기판상에, 매트릭스 형태로 배치된 박막트랜지스터의 게이트전극을 포함하며 서로 평행하게 배열된 복수개의 게이트라인과, 상기의 게이트전극과 절연막을 개재하여 평면적으로 일부 중첩되고 다음 단의 게이트라인과 전기적으로 접속되어 박막트랜지스터의 한쪽 단자를 형성하는 공통전극과, 상기 각각의 박막트랜지스터의 다른 쪽 단자와 연결된 복수개의 액정용량전극을 포함하는 하부기판과 ; 상기 하부기판의 액정용량전극과 평면적으로 일대일 대응하는 형태로형성된 데이타라인을 포함하는 상부기판으로 구성된 액정표시장치의 구동방법에 있어서, 상기 게이트라인중에서 구동하고자 하는 라인을 선택하는 게이트신호펄스를 인가하고, 그 게이트신호펄스 전단에 1수평주사기간동안 상기 공통전극의 전압에 해당하는 전압을 인가하고, 상기 상부기판의 데이타라인에 영상신호를 공급하여 액정용량에 전하를 충전시켜 액정을구동하는 것을 특징으로 하는 액정표시장치의 구동방법.
  3. 제2항에 있어서, 상기 공통전극에 인가하는 전압을 상기 영상신호의 극성에 따라 변화시켜 인가하는 것을 특징으로 하는 액정표시장치의 구동방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940037844A 1994-12-28 1994-12-28 액정표시장치 및 액정표시장치의 구동방법 KR0142767B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940037844A KR0142767B1 (ko) 1994-12-28 1994-12-28 액정표시장치 및 액정표시장치의 구동방법

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KR1019940037844A KR0142767B1 (ko) 1994-12-28 1994-12-28 액정표시장치 및 액정표시장치의 구동방법

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KR960024606A true KR960024606A (ko) 1996-07-20
KR0142767B1 KR0142767B1 (ko) 1998-07-15

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