DE69518312D1 - Temperaturkompensation von ferroelektrischen flüssigkristallanzeigen - Google Patents

Temperaturkompensation von ferroelektrischen flüssigkristallanzeigen

Info

Publication number
DE69518312D1
DE69518312D1 DE69518312T DE69518312T DE69518312D1 DE 69518312 D1 DE69518312 D1 DE 69518312D1 DE 69518312 T DE69518312 T DE 69518312T DE 69518312 T DE69518312 T DE 69518312T DE 69518312 D1 DE69518312 D1 DE 69518312D1
Authority
DE
Germany
Prior art keywords
liquid crystal
temperature compensation
crystal displays
ferroelectric liquid
ferroelectric
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
DE69518312T
Other languages
English (en)
Other versions
DE69518312T2 (de
Inventor
Rennie Hughes
Charles Scattergood
John Towler
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
Application granted granted Critical
Publication of DE69518312D1 publication Critical patent/DE69518312D1/de
Publication of DE69518312T2 publication Critical patent/DE69518312T2/de
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
    • 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
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0204—Compensation of DC component across the pixels 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
    • 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)
DE69518312T 1994-03-07 1995-02-28 Temperaturkompensation in ferroelektrischen Flüssigkristall-Anzeigen Expired - Lifetime DE69518312T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9404356A GB9404356D0 (en) 1994-03-07 1994-03-07 Temperature compensation of ferroelectric liquid crystal displays
PCT/GB1995/000417 WO1995024715A1 (en) 1994-03-07 1995-02-28 Temperature compensation of ferroelectric liquid crystal displays

Publications (2)

Publication Number Publication Date
DE69518312D1 true DE69518312D1 (de) 2000-09-14
DE69518312T2 DE69518312T2 (de) 2000-12-28

Family

ID=10751410

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518312T Expired - Lifetime DE69518312T2 (de) 1994-03-07 1995-02-28 Temperaturkompensation in ferroelektrischen Flüssigkristall-Anzeigen

Country Status (10)

Country Link
US (1) US5825344A (de)
EP (1) EP0749625B1 (de)
JP (1) JP4002602B2 (de)
KR (1) KR100366875B1 (de)
CN (1) CN1149426C (de)
CA (1) CA2184901A1 (de)
DE (1) DE69518312T2 (de)
GB (1) GB9404356D0 (de)
MY (1) MY112584A (de)
WO (1) WO1995024715A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US6256006B1 (en) * 1996-02-01 2001-07-03 Asahi Kogaku Kogyo Kabushiki Kaisha Liquid crystal display with temperature detection to control data renewal
GB2313226A (en) * 1996-05-17 1997-11-19 Sharp Kk Addressable matrix arrays
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
JPH09325319A (ja) 1996-06-07 1997-12-16 Sharp Corp 単純マトリクス型液晶表示装置およびその駆動回路
GB9612958D0 (en) * 1996-06-20 1996-08-21 Sharp Kk Matrix array bistable device addressing
US6519012B1 (en) * 1999-10-28 2003-02-11 Hewlett-Packard Company Liquid crystal light valve system with contrast control
KR20010045560A (ko) * 1999-11-05 2001-06-05 윤종용 Ｆｌｃ 패널 온도 제어 구동장치
JP2001223074A (ja) * 2000-02-07 2001-08-17 Futaba Corp 有機エレクトロルミネッセンス素子及びその駆動方法
JP4353942B2 (ja) * 2003-08-04 2009-10-28 富士通株式会社 液晶表示装置
US9165493B2 (en) * 2008-10-14 2015-10-20 Apple Inc. Color correction of electronic displays utilizing gain control
CN101976555B (zh) * 2010-11-09 2013-02-06 华映视讯（吴江）有限公司 液晶显示装置及其驱动方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173337B (en) * 1985-04-03 1989-01-11 Stc Plc Addressing liquid crystal cells
US4923285A (en) * 1985-04-22 1990-05-08 Canon Kabushiki Kaisha Drive apparatus having a temperature detector
JP2881303B2 (ja) * 1986-03-17 1999-04-12 セイコーインスツルメンツ株式会社 強誘電性液晶電気光学装置
US4952032A (en) * 1987-03-31 1990-08-28 Canon Kabushiki Kaisha Display device
GB2207272B (en) * 1987-07-18 1991-08-14 Stc Plc Addressing liquid crystal cells
GB9017316D0 (en) * 1990-08-07 1990-09-19 Secr Defence Multiplex addressing of ferro-electric liquid crystal displays

Also Published As

Publication number Publication date
CA2184901A1 (en) 1995-09-14
WO1995024715A1 (en) 1995-09-14
JPH09510024A (ja) 1997-10-07
JP4002602B2 (ja) 2007-11-07
DE69518312T2 (de) 2000-12-28
GB9404356D0 (en) 1994-04-20
MY112584A (en) 2001-07-31
KR100366875B1 (ko) 2003-03-06
CN1149426C (zh) 2004-05-12
KR970701898A (ko) 1997-04-12
EP0749625B1 (de) 2000-08-09
US5825344A (en) 1998-10-20
CN1147311A (zh) 1997-04-09
EP0749625A1 (de) 1996-12-27

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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