EP0529934A3 - Lcd driver and control unit - Google Patents

Lcd driver and control unit Download PDF

Info

Publication number
EP0529934A3
EP0529934A3 EP19920307590 EP92307590A EP0529934A3 EP 0529934 A3 EP0529934 A3 EP 0529934A3 EP 19920307590 EP19920307590 EP 19920307590 EP 92307590 A EP92307590 A EP 92307590A EP 0529934 A3 EP0529934 A3 EP 0529934A3
Authority
EP
European Patent Office
Prior art keywords
control unit
lcd driver
lcd
driver
unit
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Withdrawn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
EP19920307590
Other versions
EP0529934A2 (en
Inventor
Harvey Wong
Hoi-Cheun Tsang
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of EP0529934A2 publication Critical patent/EP0529934A2/en
Publication of EP0529934A3 publication Critical patent/EP0529934A3/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Withdrawn legal-status Critical Current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
    • 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

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)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Digital Computer Display Output (AREA)
  • Liquid Crystal Display Device Control (AREA)
EP19920307590 1991-08-23 1992-08-19 Lcd driver and control unit Withdrawn EP0529934A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74907191A 1991-08-23 1991-08-23
US749071 1991-08-23

Publications (2)

Publication Number Publication Date
EP0529934A2 EP0529934A2 (en) 1993-03-03
EP0529934A3 true EP0529934A3 (en) 1993-12-22

Family

ID=25012125

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920307590 Withdrawn EP0529934A3 (en) 1991-08-23 1992-08-19 Lcd driver and control unit

Country Status (2)

Country Link
EP (1) EP0529934A3 (en)
JP (1) JPH05241768A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2329741A (en) * 1997-09-29 1999-03-31 Holtek Microelectronics Inc Liquid crystal display driver
KR20010002527A (en) * 1999-06-15 2001-01-15 김영환 Apparatus and Method for LCD controlling of portable terminal in digital trunked radio system
JP4572128B2 (en) * 2005-03-04 2010-10-27 Ｎｅｃ液晶テクノロジー株式会社 Display panel driving method and apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0406900A2 (en) * 1989-07-06 1991-01-09 Sharp Kabushiki Kaisha Driving circuit for liquid crystal display apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0406900A2 (en) * 1989-07-06 1991-01-09 Sharp Kabushiki Kaisha Driving circuit for liquid crystal display apparatus

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
AIICHIRO SAKUMOTO: "Driver LSIs Meet the Demands of Full-Color, Large Displays", JEE JOURNAL OF ELECTRONIC ENGINEERING., vol. 26, no. 273, September 1989 (1989-09-01), TOKYO JP, pages 11112 - 114, XP000071552 *
ED TEJA: "LCD-driver/controller ICs offer versatility in configuration and function.", EDN ELECTRICAL DESIGN NEWS, vol. 30, no. 18, August 1985 (1985-08-01), NEWTON, MASSACHUSETTS US, pages 83 - 88 *

Also Published As

Publication number Publication date
JPH05241768A (en) 1993-09-21
EP0529934A2 (en) 1993-03-03

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