DE69620398D1 - Verbesserungen an oder im zusammenhang mit der addressierung von flüssigkristallanzeigen - Google Patents

Verbesserungen an oder im zusammenhang mit der addressierung von flüssigkristallanzeigen

Info

Publication number
DE69620398D1
DE69620398D1 DE69620398T DE69620398T DE69620398D1 DE 69620398 D1 DE69620398 D1 DE 69620398D1 DE 69620398 T DE69620398 T DE 69620398T DE 69620398 T DE69620398 T DE 69620398T DE 69620398 D1 DE69620398 D1 DE 69620398D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal displays
addressing liquid
addressing
displays
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
DE69620398T
Other languages
English (en)
Inventor
William Surguy
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.)
Central Research Laboratories Ltd
Original Assignee
Central Research Laboratories Ltd
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 Central Research Laboratories Ltd filed Critical Central Research Laboratories Ltd
Application granted granted Critical
Publication of DE69620398D1 publication Critical patent/DE69620398D1/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
    • 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
    • G09G2230/00—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
    • 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
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/066—Waveforms comprising a gently increasing or decreasing portion, e.g. ramp

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)
DE69620398T 1995-05-25 1996-05-13 Verbesserungen an oder im zusammenhang mit der addressierung von flüssigkristallanzeigen Expired - Lifetime DE69620398D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9510612.6A GB9510612D0 (en) 1995-05-25 1995-05-25 Improvements in or relating to the addressing of liquid crystal displays
PCT/GB1996/001130 WO1996037875A1 (en) 1995-05-25 1996-05-13 Improvements in or relating to the addressing of liquid crystal displays

Publications (1)

Publication Number Publication Date
DE69620398D1 true DE69620398D1 (de) 2002-05-08

Family

ID=10775021

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69620398T Expired - Lifetime DE69620398D1 (de) 1995-05-25 1996-05-13 Verbesserungen an oder im zusammenhang mit der addressierung von flüssigkristallanzeigen

Country Status (8)

Country Link
US (1) US6100866A (de)
EP (1) EP0829077B1 (de)
JP (1) JPH11505935A (de)
KR (1) KR19990021959A (de)
CA (1) CA2222064C (de)
DE (1) DE69620398D1 (de)
GB (1) GB9510612D0 (de)
WO (1) WO1996037875A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001159881A (ja) 1999-12-02 2001-06-12 Nec Corp 液晶表示コントローラ並びに液晶表示装置
FR2835644B1 (fr) * 2002-02-06 2005-04-29 Nemoptic Procede et dispositif d'adressage d'un ecran cristal liquide bistable
FR2851683B1 (fr) * 2003-02-20 2006-04-28 Nemoptic Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable
FR2854980B1 (fr) * 2003-05-16 2005-07-15 Nemoptic Procede et dispositif perfectionnes d'affichage a cristal liquide nematique bistable

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61163324A (ja) * 1985-01-14 1986-07-24 Canon Inc 液晶セルの駆動方法
GB8720856D0 (en) * 1987-09-04 1987-10-14 Emi Plc Thorn Matrix addressing
JPH0335219A (ja) * 1989-06-30 1991-02-15 Sharp Corp 表示装置
GB9017316D0 (en) * 1990-08-07 1990-09-19 Secr Defence Multiplex addressing of ferro-electric liquid crystal displays
DE69514451T2 (de) * 1994-03-18 2000-07-20 Koninkl Philips Electronics Nv Anzeigevorrichtung mit aktiver matrix und steuerverfahren dafuer

Also Published As

Publication number Publication date
EP0829077B1 (de) 2002-04-03
KR19990021959A (ko) 1999-03-25
JPH11505935A (ja) 1999-05-25
EP0829077A1 (de) 1998-03-18
CA2222064A1 (en) 1996-11-28
WO1996037875A1 (en) 1996-11-28
GB9510612D0 (en) 1995-07-19
US6100866A (en) 2000-08-08
CA2222064C (en) 2002-04-09

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Legal Events

Date Code Title Description
8332 No legal effect for de