JPH01500302A - マトリックス液晶ディスプレイにおける視覚コントラストを改善するための方法及び装置 - Google Patents

マトリックス液晶ディスプレイにおける視覚コントラストを改善するための方法及び装置

Info

Publication number
JPH01500302A
JPH01500302A JP62503622A JP50362287A JPH01500302A JP H01500302 A JPH01500302 A JP H01500302A JP 62503622 A JP62503622 A JP 62503622A JP 50362287 A JP50362287 A JP 50362287A JP H01500302 A JPH01500302 A JP H01500302A
Authority
JP
Japan
Prior art keywords
liquid crystal
pixel
pixel lines
width
illumination
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.)
Pending
Application number
JP62503622A
Other languages
English (en)
Japanese (ja)
Inventor
ボネット，ディーター
フィッシャー，ディーター
Original Assignee
バッテル・ディベロプメント・コーポレーション
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 バッテル・ディベロプメント・コーポレーション filed Critical バッテル・ディベロプメント・コーポレーション
Publication of JPH01500302A publication Critical patent/JPH01500302A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • 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
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP62503622A 1986-05-20 1987-05-20 マトリックス液晶ディスプレイにおける視覚コントラストを改善するための方法及び装置 Pending JPH01500302A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863616940 DE3616940A1 (de) 1986-05-20 1986-05-20 Verfahren und vorrichtung zur erhoehung des visuellen kontrastes in matrix-fluessigkristall-bildschirmen
DE3616940.4 1986-05-20

Publications (1)

Publication Number Publication Date
JPH01500302A true JPH01500302A (ja) 1989-02-02

Family

ID=6301214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62503622A Pending JPH01500302A (ja) 1986-05-20 1987-05-20 マトリックス液晶ディスプレイにおける視覚コントラストを改善するための方法及び装置

Country Status (3)

Country Link
JP (1) JPH01500302A (enrdf_load_stackoverflow)
DE (1) DE3616940A1 (enrdf_load_stackoverflow)
WO (1) WO1987007395A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7283186B2 (en) 2002-01-31 2007-10-16 Kabushiki Kaisha Toyota Jidoshokki Liquid crystal display

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19540363C2 (de) * 1995-10-30 1997-10-16 Univ Schiller Jena Flachbildschirm

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2237785C3 (de) * 1972-08-01 1982-01-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektrische Anzeigevorrichtung mit punktweiser Darstellung nach dem Matrixprinzip
US3869195A (en) * 1973-07-02 1975-03-04 Itek Corp Liquid crystal display containing segmented source of back-lighting
GB1502330A (en) * 1975-12-10 1978-03-01 Marconi Co Ltd Display arrangements
CH609521B (fr) * 1976-05-13 Ebauches Sa Dispositif electro-optique d'affichage passif.
CH600366A5 (enrdf_load_stackoverflow) * 1976-05-20 1978-06-15 Ebauches Sa
US4364039A (en) * 1980-07-25 1982-12-14 Texas Instruments Incorporated Stacked electro-optic display
DE3037224A1 (de) * 1980-10-02 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Elektrooptische anzeigeeinheit
JPS6015624A (ja) * 1983-07-08 1985-01-26 Hitachi Ltd 液晶プリンタの駆動方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7283186B2 (en) 2002-01-31 2007-10-16 Kabushiki Kaisha Toyota Jidoshokki Liquid crystal display

Also Published As

Publication number Publication date
WO1987007395A1 (en) 1987-12-03
DE3616940C2 (enrdf_load_stackoverflow) 1988-11-03
DE3616940A1 (de) 1987-11-26

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