EP0903721A3 - Verfahren zum Steuern eines nematischen Flüssigkristalls - Google Patents

Verfahren zum Steuern eines nematischen Flüssigkristalls Download PDF

Info

Publication number
EP0903721A3
EP0903721A3 EP98113183A EP98113183A EP0903721A3 EP 0903721 A3 EP0903721 A3 EP 0903721A3 EP 98113183 A EP98113183 A EP 98113183A EP 98113183 A EP98113183 A EP 98113183A EP 0903721 A3 EP0903721 A3 EP 0903721A3
Authority
EP
European Patent Office
Prior art keywords
liquid crystal
nematic liquid
driving
electrodes
predetermined
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.)
Ceased
Application number
EP98113183A
Other languages
English (en)
French (fr)
Other versions
EP0903721A2 (de
Inventor
Masaya Okita
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0903721A2 publication Critical patent/EP0903721A2/de
Publication of EP0903721A3 publication Critical patent/EP0903721A3/de
Ceased 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
    • 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
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • G09G3/18—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions 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
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/065—Waveforms comprising zero voltage phase or pause
    • 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

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)
  • Liquid Crystal Substances (AREA)
EP98113183A 1997-09-12 1998-07-15 Verfahren zum Steuern eines nematischen Flüssigkristalls Ceased EP0903721A3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP267819/97 1997-09-12
JP26781997 1997-09-12
JP26781997A JPH1184341A (ja) 1997-09-12 1997-09-12 ネマティック液晶の駆動方法

Publications (2)

Publication Number Publication Date
EP0903721A2 EP0903721A2 (de) 1999-03-24
EP0903721A3 true EP0903721A3 (de) 1999-07-21

Family

ID=17450053

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98113183A Ceased EP0903721A3 (de) 1997-09-12 1998-07-15 Verfahren zum Steuern eines nematischen Flüssigkristalls

Country Status (6)

Country Link
EP (1) EP0903721A3 (de)
JP (1) JPH1184341A (de)
KR (1) KR100639602B1 (de)
CN (1) CN1161729C (de)
CA (1) CA2243383C (de)
TW (1) TW421775B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11296150A (ja) * 1998-04-10 1999-10-29 Masaya Okita 液晶の高速駆動方法
KR100516764B1 (ko) 2000-12-22 2005-09-22 가부시키가이샤 휴네트 액정 구동 장치 및 계조 표시 방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2346974A1 (de) * 1973-09-18 1975-04-03 Commissariat Energie Atomique Verfahren und abbildungseinrichtung zum sequentiellen steuern einer optischen kenngroesse
EP0424030A2 (de) * 1989-10-18 1991-04-24 Matsushita Electric Industrial Co., Ltd. Steuerverfahren für ein Flüssigkristallanzeigegerät
EP0438093A2 (de) * 1990-01-16 1991-07-24 Honeywell Inc. Vorrichtung und Verfahren zur Temperaturkompensation von Flüssigkristall-Anzeigen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD292601A7 (de) * 1987-04-15 1991-08-08 Zentralinstitut Fuer Elektronenphysik,De Verfahren zum ansteuern einer fluessigkristallzelle
JP2901438B2 (ja) * 1992-10-07 1999-06-07 シャープ株式会社 液晶表示装置の駆動方法
JPH1069260A (ja) * 1996-08-26 1998-03-10 Buraito Kenkyusho:Kk ネマティック液晶の駆動方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2346974A1 (de) * 1973-09-18 1975-04-03 Commissariat Energie Atomique Verfahren und abbildungseinrichtung zum sequentiellen steuern einer optischen kenngroesse
EP0424030A2 (de) * 1989-10-18 1991-04-24 Matsushita Electric Industrial Co., Ltd. Steuerverfahren für ein Flüssigkristallanzeigegerät
EP0438093A2 (de) * 1990-01-16 1991-07-24 Honeywell Inc. Vorrichtung und Verfahren zur Temperaturkompensation von Flüssigkristall-Anzeigen

Also Published As

Publication number Publication date
EP0903721A2 (de) 1999-03-24
TW421775B (en) 2001-02-11
CA2243383A1 (en) 1999-03-12
CN1211778A (zh) 1999-03-24
KR19990029212A (ko) 1999-04-26
JPH1184341A (ja) 1999-03-26
KR100639602B1 (ko) 2006-12-19
HK1019106A1 (en) 2000-01-21
CA2243383C (en) 2012-12-18
CN1161729C (zh) 2004-08-11

Similar Documents

Publication Publication Date Title
EP0825583A3 (de) Verfahren und Einrichtung zum Steuern eines nematischen Flüssigkristalls
WO1993018501A1 (fr) Procede et circuit pour exciter des elements a cristaux liquides et dispositif d'affichage
WO2002063384A1 (en) Liquid crystal display unit and driving method therefor
EP2309482A3 (de) Rastersequentielle Flüssigkristall-Anzeige und ihr Steuerungsverfahren, und am Kopf montierte Anzeige Vorrichtung
AU1260999A (en) Liquid crystal display device and its driving method
CA2006070A1 (en) Method and apparatus for driving a liquid crystal display panel
AU6016398A (en) Apparatus for and method of driving a cholesteric liquid crystal flat panel display with initial setting into the nematic state
CA2268357A1 (en) High-speed driving method of a liquid crystal
EP0216168A3 (de) Verfahren zum Steuern einer Anzeigetafel
EP1107223A3 (de) Steuerungsverfahren für Flüssigkristallanzeigeeinrichtung und Flüssigkristallanzeigeeinrichtung
EP0378293A3 (de) Flüssigkristall-Anzeigevorrichtung und Verfahren zu ihrer Ansteuerung
AU1775388A (en) Display device and method of driving such a device
AU693486B2 (en) Display apparatus
WO2003075086A3 (en) Electrophoretic display device and driving means for restoring the brightness level
HK1000160B (en) Liquid crystal drive device, liquid crystal display device, and liquid crystal drive method
TW200609581A (en) Driving apparatus and method for optical display device
CA2057965A1 (en) Method of driving a matrix-type liquid crystal display device
CA2055877A1 (en) Liquid crystal apparatus and method of driving the same
EP1818716A3 (de) Flüssigkristallanzeigevorrichtung
WO2004100120A3 (en) Electrophoretic display device
WO1997035225A3 (en) Gray scale driving method for a birefringent liquid crystal display device
DE68921910D1 (de) Farbflüssigkristall-Anzeigevorrichtung und ihr Ansteuerungsverfahren.
EP0903721A3 (de) Verfahren zum Steuern eines nematischen Flüssigkristalls
TW334552B (en) Method for driving of nematic liquid crystal
EP1296311A3 (de) Verfahren zur Steuerung einer Flüssigkristallanzeige

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB NL

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 19991229

AKX Designation fees paid

Free format text: DE FR GB NL

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20080425