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KR930008701A - 액티브매트릭스형 액정표시장치의 구동 장치 및 방법 - Google Patents

액티브매트릭스형 액정표시장치의 구동 장치 및 방법 Download PDF

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Publication number
KR930008701A
KR930008701A KR1019920019444A KR920019444A KR930008701A KR 930008701 A KR930008701 A KR 930008701A KR 1019920019444 A KR1019920019444 A KR 1019920019444A KR 920019444 A KR920019444 A KR 920019444A KR 930008701 A KR930008701 A KR 930008701A
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South Korea
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KR1019920019444A
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KR960003590B1 (ko
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가쯔야 미즈까따
다까후미 가와구찌
시로 다께다
마꼬또 다께다
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쯔지 하루오
샤프 가부시끼가이샤
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Publication of KR960003590B1 publication Critical patent/KR960003590B1/ko

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • 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
    • G09G3/3674—Details of drivers for scan electrodes
    • G09G3/3677—Details of drivers for scan electrodes suitable for active matrices only
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0243—Details of the generation of driving signals
    • G09G2310/0251—Precharge or discharge of pixel before applying new pixel voltage

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

본 발명의 구동장치 및 방법은 행 및 열전극을 갖는 액티브매트릭스형 액정표시 장치용으로 적합하다. 상기 구동장치 및 방법은 열전극에 대한 1라인용 데이터를 기록하기 위한 게이트-온 펄스를 행전극의 각각의 인가하는 수단과 단계를 포함하며, 상기 게이트-온 펄스는 한 수평주기시 적어도 하나의 오목부를 포함하는 펄스파형을 갖는다.

Description

액티브매트릭스형 액정표시장치의 구동 장치 및 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명에 의한 액티브매트릭스형 액정표시장치의 구동방법을 설명하기 위한 신호 파형도,
제 2 도는 본 발명에 의한 방법에 있어서의 액정패널의 투과도 곡선과 종래 방법에 의한 투과도 곡선을 예시적으로 나타낸 그래프,
제 3 도는 액티브매트릭스형 액정표시장치의 개략도,
제 4 도는 행 전극 구동회로의 개략도.

Claims (6)

  1. 행 및 열전극을 갖는 액티브매트릭스형 액정표시장치의 구동방법에 있어서, 상기 구동 방법은, 열전극에 대한 한 라인용 데이터를 기입하기 위한 게이트-온 펄스를 행전극의 각각에 인가하는 단계를 포함하며, 상기 게이트-온 펄스는 1수평주기 동안 적어도 하나의 오목부를 포함하는 펄스파형을 갖는 것을 특징으로 하는 방법.
  2. 행 및 열전극을 갖는 액티브매트릭스형 액정표시장치의 구동방법에 있어서, 상기 구동 방법은, 열전극에 대한 1라인용 데이터를 기입하기 위한 게이트-온 펄스를 행전극의 각각에 인가하는 단계를 포함하며, 상기 게이트-온 펄스는 한 수평주기시 제1레벨과 제2레벨사이에서 적어도 2번 변하는 것을 특징으로 하는 방법.
  3. 제 2항에 있어서, 상기 수평주기는 그 순서대로 제1주기, 제2주기 및 제3주기의 3주기를 포함하며, 상기 게이트-온 펄스는 제1주기동안 제1레벨에, 제2주기동안 제2레벨에, 제3주기동안 제1레벨에 있는 것을 특징으로 하는 방법.
  4. 행 및 열전극을 갖는 액티브매트릭스형 액정표시장치의 구동장치에 있어서, 상기 구동 장치는, 열전극에 대한 1라인용 데이터를 기입하기 위한 게이트-온 펄스를 행전극의 각각에 인가하기 위한 수단을 포함하며, 상기 게이트-온 펄스는 1수평주기 동안 적어도 하나의 오목부를 포함하는 펄스파형을 갖는 것을 특징으로 하는 장치.
  5. 행 및 열전극을 갖는 액티브매트릭스형 액정표시장치의 구동장치에 있어서, 상기 구동 장치는, 열전극에 대한 1라인용 데이터를 기록하기 위한 게이트-온 펄스를 행전극의 각각에 인가하기 위한 수단을 포함하며, 상기 게이트-온 펄스는 1수평주기 동안 제1레벨과 제2레벨사이에서 적어도 2번 변하는 것을 특징으로 하는 장치.
  6. 제 5항에 있어서, 상기 수평주기는 그 순서대로 제1주기, 제2주기 및 제3주기의 3주기를 포함하며, 상기 게이트-온 펄스는 제1주기동안 제1레벨에, 제2주기동안 제2레벨에, 제3주기동안 제1레벨에 있는 것을 특징으로 하는 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920019444A 1991-10-22 1992-10-22 액티브매트릭스형 액정표시장치의 구동장치 및 방법 KR960003590B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP91-274331 1991-10-22
JP3274331A JP2820336B2 (ja) 1991-10-22 1991-10-22 アクティブマトリクス型液晶表示装置の駆動方法

Publications (2)

Publication Number Publication Date
KR930008701A true KR930008701A (ko) 1993-05-21
KR960003590B1 KR960003590B1 (ko) 1996-03-20

Family

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KR1019920019444A KR960003590B1 (ko) 1991-10-22 1992-10-22 액티브매트릭스형 액정표시장치의 구동장치 및 방법

Country Status (5)

Country Link
US (1) US5598177A (ko)
EP (1) EP0539185B1 (ko)
JP (1) JP2820336B2 (ko)
KR (1) KR960003590B1 (ko)
DE (1) DE69220322T2 (ko)

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FR2723462B1 (fr) * 1994-08-02 1996-09-06 Thomson Lcd Procede d'adressage optimise d'ecran a cristaux liquides et dispositif pour sa mise en oeuvre
KR0169354B1 (ko) * 1995-01-11 1999-03-20 김광호 박막 트랜지스터 액정표시장치의 구동장치 및 방법
JP3245733B2 (ja) * 1995-12-28 2002-01-15 株式会社アドバンスト・ディスプレイ 液晶表示装置およびその駆動方法
US6020870A (en) * 1995-12-28 2000-02-01 Advanced Display Inc. Liquid crystal display apparatus and driving method therefor
JP3330812B2 (ja) * 1996-03-22 2002-09-30 シャープ株式会社 マトリックス型表示装置およびその駆動方法
KR100186556B1 (ko) * 1996-05-15 1999-05-01 구자홍 액정표시장치
KR100218375B1 (ko) * 1997-05-31 1999-09-01 구본준 전하 재활용을 이용한 티에프티-엘씨디의 저전력 게이트드라이버회로
US6108058A (en) * 1997-04-30 2000-08-22 Tohoku Techno-Brains Corporation Field sequential Pi cell LCD with compensator
GB9719019D0 (en) * 1997-09-08 1997-11-12 Central Research Lab Ltd An optical modulator and integrated circuit therefor
KR100513648B1 (ko) * 1998-03-27 2005-12-02 비오이 하이디스 테크놀로지 주식회사 액정 표시 장치의 게이트 구동신호 발생장치
GB9915572D0 (en) * 1999-07-02 1999-09-01 Koninkl Philips Electronics Nv Active matrix liquid crystal display devices
JP4330059B2 (ja) * 2000-11-10 2009-09-09 カシオ計算機株式会社 液晶表示装置及びその駆動制御方法
KR100365500B1 (ko) * 2000-12-20 2002-12-18 엘지.필립스 엘시디 주식회사 도트 인버젼 방식의 액정 패널 구동 방법 및 그 장치
US7106872B2 (en) * 2003-06-27 2006-09-12 Siemens Hearing Instruments, Inc. Locking mechanism for electronics module for hearing instruments
TWI230291B (en) 2003-11-17 2005-04-01 Vastview Tech Inc Driving circuit and driving method thereof for a liquid crystal display
CN100353409C (zh) * 2003-12-02 2007-12-05 钰瀚科技股份有限公司 用来驱动一液晶显示面板的驱动电路
EP1548698A1 (en) * 2003-12-22 2005-06-29 VastView Technology Inc. Driving circuit of an liquid crystal display and its driving method
US20050253793A1 (en) * 2004-05-11 2005-11-17 Liang-Chen Chien Driving method for a liquid crystal display
CN100498434C (zh) * 2004-08-17 2009-06-10 友达光电股份有限公司 液晶显示器及其驱动方法
JP4667904B2 (ja) * 2005-02-22 2011-04-13 株式会社 日立ディスプレイズ 表示装置
KR101129426B1 (ko) * 2005-07-28 2012-03-27 삼성전자주식회사 표시장치용 스캔구동장치, 이를 포함하는 표시장치 및표시장치 구동방법
KR100748359B1 (ko) * 2006-08-08 2007-08-09 삼성에스디아이 주식회사 논리 게이트 및 이를 이용한 주사 구동부와 유기전계발광표시장치
JP2008304513A (ja) * 2007-06-05 2008-12-18 Funai Electric Co Ltd 液晶表示装置、および液晶表示装置の駆動方法

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JPS5875194A (ja) * 1981-10-30 1983-05-06 株式会社日立製作所 マトリクス表示装置及び駆動方法
JPS60134293A (ja) * 1983-12-22 1985-07-17 シャープ株式会社 液晶表示装置の駆動方法
US4651148A (en) * 1983-09-08 1987-03-17 Sharp Kabushiki Kaisha Liquid crystal display driving with switching transistors
JPS6057391A (ja) * 1983-09-08 1985-04-03 シャープ株式会社 液晶表示装置の駆動方法
JPS6249399A (ja) * 1985-08-29 1987-03-04 キヤノン株式会社 表示装置
JPS62150334A (ja) * 1985-12-25 1987-07-04 Canon Inc 液晶装置
JP2612863B2 (ja) * 1987-08-31 1997-05-21 シャープ株式会社 表示装置の駆動方法
JP2568659B2 (ja) * 1988-12-12 1997-01-08 松下電器産業株式会社 表示装置の駆動方法
JPH03168617A (ja) * 1989-11-28 1991-07-22 Matsushita Electric Ind Co Ltd 表示装置の駆動方法

Also Published As

Publication number Publication date
EP0539185B1 (en) 1997-06-11
DE69220322D1 (de) 1997-07-17
JP2820336B2 (ja) 1998-11-05
JPH05113772A (ja) 1993-05-07
US5598177A (en) 1997-01-28
DE69220322T2 (de) 1998-01-08
KR960003590B1 (ko) 1996-03-20
EP0539185A1 (en) 1993-04-28

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