EP0458169A3 - Drive circuit for active matrix type liquid crystal display device - Google Patents

Drive circuit for active matrix type liquid crystal display device Download PDF

Info

Publication number
EP0458169A3
EP0458169A3 EP19910107810 EP91107810A EP0458169A3 EP 0458169 A3 EP0458169 A3 EP 0458169A3 EP 19910107810 EP19910107810 EP 19910107810 EP 91107810 A EP91107810 A EP 91107810A EP 0458169 A3 EP0458169 A3 EP 0458169A3
Authority
EP
European Patent Office
Prior art keywords
liquid crystal
display device
crystal display
drive circuit
active matrix
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP19910107810
Other versions
EP0458169A2 (en
Inventor
Koichi Kasahara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
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
Priority claimed from JP3052090A external-priority patent/JPH04287090A/en
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of EP0458169A2 publication Critical patent/EP0458169A2/en
Publication of EP0458169A3 publication Critical patent/EP0458169A3/en
Withdrawn legal-status Critical Current

Links

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
    • 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
    • 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
    • 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
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
    • 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
    • G09G3/3614—Control of polarity reversal in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
EP19910107810 1990-05-15 1991-05-14 Drive circuit for active matrix type liquid crystal display device Withdrawn EP0458169A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP123056/90 1990-05-15
JP12305690 1990-05-15
JP52090/91 1991-03-18
JP3052090A JPH04287090A (en) 1991-03-18 1991-03-18 Driving circuit for active matrix type liquid crystal display device

Publications (2)

Publication Number Publication Date
EP0458169A2 EP0458169A2 (en) 1991-11-27
EP0458169A3 true EP0458169A3 (en) 1993-02-03

Family

ID=26392703

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910107810 Withdrawn EP0458169A3 (en) 1990-05-15 1991-05-14 Drive circuit for active matrix type liquid crystal display device

Country Status (2)

Country Link
EP (1) EP0458169A3 (en)
KR (1) KR940005242B1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2500417B2 (en) * 1992-12-02 1996-05-29 日本電気株式会社 LCD drive circuit
KR100311204B1 (en) * 1998-10-20 2001-11-02 가나이 쓰토무 Liquid crystal display device having a gray-scale voltage producing circuit
US6420988B1 (en) * 1998-12-03 2002-07-16 Semiconductor Energy Laboratory Co., Ltd. Digital analog converter and electronic device using the same
TW468269B (en) 1999-01-28 2001-12-11 Semiconductor Energy Lab Serial-to-parallel conversion circuit, and semiconductor display device employing the same
JP4579377B2 (en) * 2000-06-28 2010-11-10 ルネサスエレクトロニクス株式会社 Driving circuit and method for displaying multi-gradation digital video data
GB2367176A (en) * 2000-09-14 2002-03-27 Sharp Kk Active matrix display and display driver
JP2004279644A (en) * 2003-03-14 2004-10-07 Pioneer Electronic Corp Image signal processor
JP2004287118A (en) * 2003-03-24 2004-10-14 Hitachi Ltd Display apparatus
KR100840378B1 (en) * 2006-11-13 2008-06-20 주식회사 티엘아이 Time Division Source Driving Circuit and Time Division Source Driving Method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015319A2 (en) * 1979-03-07 1980-09-17 International Business Machines Corporation Digital input/analog drive positioning system
GB2164190A (en) * 1984-08-31 1986-03-12 Casio Computer Co Ltd Image display apparatus
US4921334A (en) * 1988-07-18 1990-05-01 General Electric Company Matrix liquid crystal display with extended gray scale

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015319A2 (en) * 1979-03-07 1980-09-17 International Business Machines Corporation Digital input/analog drive positioning system
GB2164190A (en) * 1984-08-31 1986-03-12 Casio Computer Co Ltd Image display apparatus
US4921334A (en) * 1988-07-18 1990-05-01 General Electric Company Matrix liquid crystal display with extended gray scale

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
OHWADA J.-I., ET AL.: "PRIPHERAL CIRCUIT INTEGRATED POLY-SI TFT LCD WITH GRAY SCALE REPRESENTATION.", PROCEEDINGS OF THE SOCIETY OF INFORMATION DISPLAY, SOCIETY FOR INFORMATION DISPLAY. PLAYA DEL REY, CA., US, vol. 30., no. 02., 1 January 1989 (1989-01-01), US, pages 131 - 136., XP000114035 *

Also Published As

Publication number Publication date
KR910020627A (en) 1991-12-20
KR940005242B1 (en) 1994-06-15
EP0458169A2 (en) 1991-11-27

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