CA2088770A1 - Attaque multiplex d'afficheurs a cristaux liquides ferro-electriques - Google Patents

Attaque multiplex d'afficheurs a cristaux liquides ferro-electriques

Info

Publication number
CA2088770A1
CA2088770A1 CA002088770A CA2088770A CA2088770A1 CA 2088770 A1 CA2088770 A1 CA 2088770A1 CA 002088770 A CA002088770 A CA 002088770A CA 2088770 A CA2088770 A CA 2088770A CA 2088770 A1 CA2088770 A1 CA 2088770A1
Authority
CA
Canada
Prior art keywords
strobe
addressing
waveform
row
ferro
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.)
Granted
Application number
CA002088770A
Other languages
English (en)
Other versions
CA2088770C (fr
Inventor
Jonathan Rennie Hughes
Edward Peter Raynes
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.)
Qinetiq Ltd
Original Assignee
Jonathan Rennie Hughes
Edward Peter Raynes
The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland
Qinetiq Limited
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 Jonathan Rennie Hughes, Edward Peter Raynes, The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, Qinetiq Limited filed Critical Jonathan Rennie Hughes
Publication of CA2088770A1 publication Critical patent/CA2088770A1/fr
Application granted granted Critical
Publication of CA2088770C publication Critical patent/CA2088770C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric 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
    • G09G2310/0202—Addressing of scan or signal lines
    • G09G2310/0205—Simultaneous scanning of several lines in flat panels
    • 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
    • G09G2310/06—Details of flat display driving waveforms
    • 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
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/061—Details of flat display driving waveforms for resetting or blanking
    • G09G2310/063—Waveforms for resetting the whole screen at once
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/041—Temperature compensation

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)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CA002088770A 1990-08-07 1991-07-26 Attaque multiplex d'afficheurs a cristaux liquides ferro-electriques Expired - Fee Related CA2088770C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9017316.2 1990-08-07
GB909017316A GB9017316D0 (en) 1990-08-07 1990-08-07 Multiplex addressing of ferro-electric liquid crystal displays
PCT/GB1991/001263 WO1992002925A1 (fr) 1990-08-07 1991-07-26 Adressage multiplex d'affichage a cristaux liquides ferro-electriques

Publications (2)

Publication Number Publication Date
CA2088770A1 true CA2088770A1 (fr) 1992-02-08
CA2088770C CA2088770C (fr) 2002-11-12

Family

ID=10680305

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002088770A Expired - Fee Related CA2088770C (fr) 1990-08-07 1991-07-26 Attaque multiplex d'afficheurs a cristaux liquides ferro-electriques

Country Status (9)

Country Link
EP (1) EP0542804B1 (fr)
JP (1) JP3356430B2 (fr)
KR (1) KR100231216B1 (fr)
CN (1) CN1025454C (fr)
CA (1) CA2088770C (fr)
DE (1) DE69119771T2 (fr)
GB (2) GB9017316D0 (fr)
MY (1) MY108630A (fr)
WO (1) WO1992002925A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9302997D0 (en) * 1993-02-15 1993-03-31 Secr Defence Multiplex addressing of ferro-electric liquid crystal displays
JP2977410B2 (ja) * 1993-04-26 1999-11-15 シャープ株式会社 強誘電性液晶組成物およびこれを用いた素子
GB9309502D0 (en) * 1993-05-08 1993-06-23 Secr Defence Addressing ferroelectric liquid crystal displays
GB9404356D0 (en) * 1994-03-07 1994-04-20 Secr Defence Temperature compensation of ferroelectric liquid crystal displays
GB2301450B (en) * 1994-03-07 1998-01-14 Secr Defence Temperature compensation of ferro-electric liquid crystal displays
GB9407116D0 (en) * 1994-04-11 1994-06-01 Secr Defence Ferroelectric liquid crystal display with greyscale
US6115021A (en) 1994-07-04 2000-09-05 Sharp Kabushiki Kaisha Method and apparatus for driving a liquid crystal panel using a ferroelectric liquid crystal material having a negative dielectric anisotropy
GB2294797A (en) * 1994-11-01 1996-05-08 Sharp Kk Method of addressing a liquid crystal display
GB9510612D0 (en) * 1995-05-25 1995-07-19 Central Research Lab Ltd Improvements in or relating to the addressing of liquid crystal displays
GB2312542B (en) * 1995-12-21 2000-02-23 Secr Defence Multiplex addressing of ferroelectric liquid crystal displays
GB9526270D0 (en) * 1995-12-21 1996-02-21 Secr Defence Multiplex addressing of ferroelectric liquid crystal displays
GB2313224A (en) 1996-05-17 1997-11-19 Sharp Kk Ferroelectric liquid crystal device
GB2313225A (en) * 1996-05-17 1997-11-19 Sharp Kk Liquid crystal array device
GB9612958D0 (en) * 1996-06-20 1996-08-21 Sharp Kk Matrix array bistable device addressing
GB2337608B (en) 1998-05-16 2003-01-15 Sharp Kk Reduction of ionic memory effect in ferroelectric liquid crystal material
GB9904071D0 (en) * 1999-02-24 1999-04-14 Sharp Kk overnment Of The United Kingdom Of Great Britain And Northern Ireland The Matrix array bistable devices
KR100434250B1 (ko) * 2002-02-16 2004-06-04 이정열 미생물 및 그 배양액을 용해성이 뛰어나고, 토양에서의생존율이 높은 단일 및 복합 미생물제제로 입상의 형태로담체화하는 방법
CN102622972B (zh) * 2011-01-30 2013-09-04 苏州汉朗光电有限公司 近晶态液晶显示屏单向脉冲驱动方法
CN102682722B (zh) * 2011-03-07 2013-10-02 苏州汉朗光电有限公司 一种近晶相液晶显示屏用扫描驱动方法
CN102681228B (zh) * 2011-03-17 2014-08-20 苏州汉朗光电有限公司 像素点独立控制式近晶相液晶显示屏的驱动方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173336B (en) * 1985-04-03 1988-04-27 Stc Plc Addressing liquid crystal cells

Also Published As

Publication number Publication date
KR930701803A (ko) 1993-06-12
GB2262831B (en) 1994-06-29
GB9017316D0 (en) 1990-09-19
DE69119771T2 (de) 1996-11-14
EP0542804B1 (fr) 1996-05-22
EP0542804A1 (fr) 1993-05-26
JPH05509419A (ja) 1993-12-22
DE69119771D1 (de) 1996-06-27
CN1058850A (zh) 1992-02-19
JP3356430B2 (ja) 2002-12-16
CN1025454C (zh) 1994-07-13
WO1992002925A1 (fr) 1992-02-20
GB2262831A (en) 1993-06-30
KR100231216B1 (ko) 1999-11-15
CA2088770C (fr) 2002-11-12
GB9301627D0 (en) 1993-04-14
MY108630A (en) 1996-10-31

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