ATE227437T1 - Flüssigkristallvorrichtung - Google Patents

Flüssigkristallvorrichtung

Info

Publication number
ATE227437T1
ATE227437T1 AT96102488T AT96102488T ATE227437T1 AT E227437 T1 ATE227437 T1 AT E227437T1 AT 96102488 T AT96102488 T AT 96102488T AT 96102488 T AT96102488 T AT 96102488T AT E227437 T1 ATE227437 T1 AT E227437T1
Authority
AT
Austria
Prior art keywords
liquid crystal
crystal device
spontaneous polarization
electrode substrates
crystal element
Prior art date
Application number
AT96102488T
Other languages
English (en)
Inventor
Shuzo Kaneko
Ryoji Fujiwara
Akio Yoshida
Tomoko Maruyama
Original Assignee
Canon Kk
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
Priority claimed from JP03192048A external-priority patent/JP3143497B2/ja
Application filed by Canon Kk filed Critical Canon Kk
Application granted granted Critical
Publication of ATE227437T1 publication Critical patent/ATE227437T1/de

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
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix
    • G09G3/3651—Control of matrices with row and column drivers using an active matrix using multistable liquid crystals, 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
    • G09G2310/06—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
    • G09G2310/065—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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2011—Display of intermediate tones by amplitude modulation
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/207—Display of intermediate tones by domain size control

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 (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal Substances (AREA)
AT96102488T 1990-08-22 1991-08-21 Flüssigkristallvorrichtung ATE227437T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP22170990 1990-08-22
JP22171090 1990-08-22
JP03192048A JP3143497B2 (ja) 1990-08-22 1991-07-31 液晶装置

Publications (1)

Publication Number Publication Date
ATE227437T1 true ATE227437T1 (de) 2002-11-15

Family

ID=27326554

Family Applications (2)

Application Number Title Priority Date Filing Date
AT91114021T ATE150570T1 (de) 1990-08-22 1991-08-21 Flüssigkristallgerät
AT96102488T ATE227437T1 (de) 1990-08-22 1991-08-21 Flüssigkristallvorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT91114021T ATE150570T1 (de) 1990-08-22 1991-08-21 Flüssigkristallgerät

Country Status (4)

Country Link
EP (1) EP0717305B1 (de)
AT (2) ATE150570T1 (de)
DE (2) DE69133146T2 (de)
ES (1) ES2098286T3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19732381A1 (de) 1997-07-25 1999-01-28 Hoechst Ag Ferroelektrische Flüssigkristallanzeige mit aktiven Matrix Elementen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE131290T1 (de) * 1987-06-12 1995-12-15 Canon Kk Vorrichtung mit einem ferroelektrischen flüssigkristall.

Also Published As

Publication number Publication date
DE69133146T2 (de) 2004-02-05
DE69133146D1 (de) 2002-12-12
EP0717305A2 (de) 1996-06-19
EP0717305B1 (de) 2002-11-06
ATE150570T1 (de) 1997-04-15
EP0717305A3 (de) 1996-11-20
ES2098286T3 (es) 1997-05-01
DE69125228D1 (de) 1997-04-24
DE69125228T2 (de) 1997-08-28

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties