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DE69119771D1 - MULTIPLEX ADDRESSING OF FERROELECTRIC LIQUID CRYSTAL DISPLAYS - Google Patents

MULTIPLEX ADDRESSING OF FERROELECTRIC LIQUID CRYSTAL DISPLAYS

Info

Publication number
DE69119771D1
DE69119771D1 DE69119771T DE69119771T DE69119771D1 DE 69119771 D1 DE69119771 D1 DE 69119771D1 DE 69119771 T DE69119771 T DE 69119771T DE 69119771 T DE69119771 T DE 69119771T DE 69119771 D1 DE69119771 D1 DE 69119771D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal displays
ferroelectric liquid
multiplex addressing
multiplex
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.)
Expired - Lifetime
Application number
DE69119771T
Other languages
German (de)
Other versions
DE69119771T2 (en
Inventor
Jonathan Hughes
Edward 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.)
Lujack Systems Las Vegas Nev Us LLC
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of DE69119771D1 publication Critical patent/DE69119771D1/en
Application granted granted Critical
Publication of DE69119771T2 publication Critical patent/DE69119771T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
DE69119771T 1990-08-07 1991-07-26 MULTIPLEX ADDRESSING OF FERROELECTRIC LIQUID CRYSTAL DISPLAYS Expired - Lifetime DE69119771T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909017316A GB9017316D0 (en) 1990-08-07 1990-08-07 Multiplex addressing of ferro-electric liquid crystal displays
PCT/GB1991/001263 WO1992002925A1 (en) 1990-08-07 1991-07-26 Multiplex addressing of ferro-electric liquid crystal displays

Publications (2)

Publication Number Publication Date
DE69119771D1 true DE69119771D1 (en) 1996-06-27
DE69119771T2 DE69119771T2 (en) 1996-11-14

Family

ID=10680305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69119771T Expired - Lifetime DE69119771T2 (en) 1990-08-07 1991-07-26 MULTIPLEX ADDRESSING OF FERROELECTRIC LIQUID CRYSTAL DISPLAYS

Country Status (9)

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

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 (en) * 1993-04-26 1999-11-15 シャープ株式会社 Ferroelectric liquid crystal composition and device using the same
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
GB9526270D0 (en) * 1995-12-21 1996-02-21 Secr Defence Multiplex addressing of ferroelectric liquid crystal displays
GB2312542B (en) * 1995-12-21 2000-02-23 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 (en) * 2002-02-16 2004-06-04 이정열 Granule form solidification method of cultured bacteria and culture fluid have the high solubility and viability
CN102622972B (en) * 2011-01-30 2013-09-04 苏州汉朗光电有限公司 Unidirectional pulse driving method of smectic state liquid crystal display
CN102682722B (en) * 2011-03-07 2013-10-02 苏州汉朗光电有限公司 Scanning drive method for smectic phase liquid crystal display
CN102681228B (en) * 2011-03-17 2014-08-20 苏州汉朗光电有限公司 Driving method for pixel-independent-control smectic-phase liquid crystal display screens

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
CA2088770C (en) 2002-11-12
GB9017316D0 (en) 1990-09-19
KR100231216B1 (en) 1999-11-15
GB9301627D0 (en) 1993-04-14
CA2088770A1 (en) 1992-02-08
EP0542804B1 (en) 1996-05-22
EP0542804A1 (en) 1993-05-26
JPH05509419A (en) 1993-12-22
GB2262831B (en) 1994-06-29
CN1025454C (en) 1994-07-13
KR930701803A (en) 1993-06-12
MY108630A (en) 1996-10-31
WO1992002925A1 (en) 1992-02-20
GB2262831A (en) 1993-06-30
JP3356430B2 (en) 2002-12-16
DE69119771T2 (en) 1996-11-14
CN1058850A (en) 1992-02-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: QINETIQ LTD., LONDON, GB

8327 Change in the person/name/address of the patent owner

Owner name: LUJACK SYSTEMS LLC, LAS VEGAS, NEV., US