KR920006905A - 표시장치의 구동회로 - Google Patents

표시장치의 구동회로 Download PDF

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Publication number
KR920006905A
KR920006905A KR1019910017006A KR910017006A KR920006905A KR 920006905 A KR920006905 A KR 920006905A KR 1019910017006 A KR1019910017006 A KR 1019910017006A KR 910017006 A KR910017006 A KR 910017006A KR 920006905 A KR920006905 A KR 920006905A
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KR
South Korea
Prior art keywords
signal
voltage
driving circuit
switching element
selection
Prior art date
Application number
KR1019910017006A
Other languages
English (en)
Other versions
KR950010136B1 (ko
Inventor
오까다 히사오
Original Assignee
쓰지 하루오
샤프 가부시끼가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 쓰지 하루오, 샤프 가부시끼가이샤 filed Critical 쓰지 하루오
Publication of KR920006905A publication Critical patent/KR920006905A/ko
Application granted granted Critical
Publication of KR950010136B1 publication Critical patent/KR950010136B1/ko

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Classifications

    • 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
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2011—Display of intermediate tones by amplitude modulation
    • 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
    • G09G3/3685—Details of drivers for data electrodes
    • G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/02—Sample-and-hold arrangements
    • G11C27/024—Sample-and-hold arrangements using a capacitive memory element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using 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
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • 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
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0297—Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns

Landscapes

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

Abstract

내용 없음

Description

표시장치의 구동회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일 실시예에 있어 LCD장치용 싱호 전압 공급회로를 표시한 회로도,
제2도는 제1도의 실시예의 신호전압 공급회로의 작동을 표시한 타이밍 챠트,
제3도는 단순화된 방식으로 제1도의 회로를 표시한 블록도.

Claims (3)

  1. 디지탈 비디오 신호가 입력되고 복수의 병렬신호 전극이 제공되는 표시장치용 구동회로에 있어서 복수의 신호 전압을 공급하며 상기 신호전압의 레벨이 서로 다른 전압공급수단과, 상기 전압공급수단에 연결되며 상기 디지탈 비디오 신호를 받고 상기 디지탈 비디오신호에 따라 상기 디지탈 비디오신호에 따라 상기 신호전압중 하나를 선택하며 상기 선택된 신호전압을 공급하는 전압선택수단과, 상기 각각의 신호전극에 제공되며 상기 전압선택수단으로부터 상기 신호전압을 받고 대응 스위칭 소자를 통해 상기 신호전극중 하나로 상기 신호전압을 공급하는 신호 전압수단과, 그리고 상기 스위칭소자가 순차적으로 통전되게 하는 선택신호를 발생하며 상기 모든 신호전압수단의 상기 스위칭소자의 제어터미널로 연결되는 선택신호 발생수단을 포함하는 표시장치의 구동회로.
  2. 제1항에 있어서 소정수의 상기 전압선택수단을 포함하며, 상기 각각의 전압선택수단이 상기 모든 소정수의 신호전극에 대응하는 상기 신호전압수단으로 연결되고, 상기 선택신호 발생수단은 상기 디지탈비디오 신호의 기간만큼 긴 시간의 소정수로 계속되는 기간동안에 상기 신호입력 스위칭소자가 통전되게 하는 선택신호를 발생하는 표시장치의 구동회로.
  3. 제1항에 있어서 상기 신호 홀딩커패시터가 상기 신호 입력 스위치소자와 상기 신호출력 스위칭소자사이에 연결되는 표시장치의 구동회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910017006A 1990-09-28 1991-09-28 표시장치의 구동회로 KR950010136B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP90-261472 1990-09-28
JP2261472A JPH04136981A (ja) 1990-09-28 1990-09-28 表示装置の駆動回路

Publications (2)

Publication Number Publication Date
KR920006905A true KR920006905A (ko) 1992-04-28
KR950010136B1 KR950010136B1 (ko) 1995-09-07

Family

ID=17362380

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910017006A KR950010136B1 (ko) 1990-09-28 1991-09-28 표시장치의 구동회로

Country Status (6)

Country Link
US (2) US5440323A (ko)
EP (1) EP0478384B1 (ko)
JP (1) JPH04136981A (ko)
KR (1) KR950010136B1 (ko)
DE (1) DE69117855T2 (ko)
TW (1) TW207571B (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0515191B1 (en) * 1991-05-21 1998-08-26 Sharp Kabushiki Kaisha A display apparatus, a drive circuit for a display apparatus, and a method of driving a display apparatus
JP2831518B2 (ja) * 1992-10-30 1998-12-02 シャープ株式会社 表示装置の駆動回路
JP2806718B2 (ja) * 1992-11-25 1998-09-30 シャープ株式会社 表示装置の駆動方法及び駆動回路
KR0140041B1 (ko) * 1993-02-09 1998-06-15 쯔지 하루오 표시 장치용 전압 발생 회로, 공통 전극 구동 회로, 신호선 구동 회로 및 계조 전압 발생 회로
JPH06274133A (ja) * 1993-03-24 1994-09-30 Sharp Corp 表示装置の駆動回路及び表示装置
JP2911089B2 (ja) * 1993-08-24 1999-06-23 シャープ株式会社 液晶表示装置の列電極駆動回路
US5859632A (en) * 1994-07-14 1999-01-12 Seiko Epson Corporation Power circuit, liquid crystal display device and electronic equipment
JP3275991B2 (ja) * 1994-07-27 2002-04-22 シャープ株式会社 アクティブマトリクス型表示装置及びその駆動方法
US5648790A (en) * 1994-11-29 1997-07-15 Prime View International Co. Display scanning circuit
CN1134693C (zh) 1995-01-11 2004-01-14 精工爱普生株式会社 电源电路、液晶显示装置和电子设备
KR0161918B1 (ko) * 1995-07-04 1999-03-20 구자홍 액정표시장치의 데이타 드라이버
TW315456B (ko) * 1995-11-06 1997-09-11 Matsushita Electric Ind Co Ltd
KR100188113B1 (ko) * 1996-02-28 1999-06-01 김광호 액정 표시 장치
TWI237802B (en) * 2000-07-31 2005-08-11 Semiconductor Energy Lab Driving method of an electric circuit
JP3965548B2 (ja) * 2001-02-23 2007-08-29 株式会社日立製作所 駆動回路および画像表示装置
US6933673B2 (en) * 2001-04-27 2005-08-23 Semiconductor Energy Laboratory Co., Ltd. Luminescent device and process of manufacturing the same
JP3970110B2 (ja) * 2002-06-27 2007-09-05 カシオ計算機株式会社 電流駆動装置及びその駆動方法並びに電流駆動装置を用いた表示装置
JP2005181777A (ja) * 2003-12-22 2005-07-07 Sony Corp 表示装置及びその駆動方法
JP2005208242A (ja) * 2004-01-21 2005-08-04 Nec Electronics Corp 発光素子駆動回路
FR2922027B1 (fr) * 2007-10-08 2011-04-29 Nexter Systems Dispositif de test du fonctionnement d'un generateur de champ magnetique

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201295A (en) * 1981-06-04 1982-12-09 Sony Corp Two-dimensional address device
JPS6132093A (ja) * 1984-07-23 1986-02-14 シャープ株式会社 液晶表示装置の駆動回路
JPH0750389B2 (ja) * 1987-06-04 1995-05-31 セイコーエプソン株式会社 液晶パネルの駆動回路
US4870399A (en) * 1987-08-24 1989-09-26 North American Philips Corporation Apparatus for addressing active displays
US5061920A (en) * 1988-12-20 1991-10-29 Honeywell Inc. Saturating column driver for grey scale LCD
US5111195A (en) * 1989-01-31 1992-05-05 Sharp Kabushiki Kaisha Driving circuit for a matrix type display device
JPH0799452B2 (ja) * 1989-04-25 1995-10-25 シチズン時計株式会社 表示駆動回路
JP2862592B2 (ja) * 1989-06-30 1999-03-03 株式会社東芝 ディスプレイ装置
JP2843393B2 (ja) * 1989-12-29 1999-01-06 沖電気工業株式会社 多値レベル出力回路
JPH0452684A (ja) * 1990-06-20 1992-02-20 Nec Kansai Ltd 液晶表示パネルの駆動方法
JPH0470793A (ja) * 1990-07-11 1992-03-05 Fujitsu Ltd 階調表示回路

Also Published As

Publication number Publication date
US5608421A (en) 1997-03-04
US5440323A (en) 1995-08-08
EP0478384A2 (en) 1992-04-01
KR950010136B1 (ko) 1995-09-07
EP0478384B1 (en) 1996-03-13
EP0478384A3 (en) 1993-04-21
DE69117855D1 (de) 1996-04-18
TW207571B (ko) 1993-06-11
JPH04136981A (ja) 1992-05-11
DE69117855T2 (de) 1996-09-05

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