IT8421268V0 - Dispositivo indicatore policromo a cristalli liquidi nonche'procedimento per ottimizzare il contrasto di celle a cristalli liquidi con effetto di campo. - Google Patents

Dispositivo indicatore policromo a cristalli liquidi nonche'procedimento per ottimizzare il contrasto di celle a cristalli liquidi con effetto di campo.

Info

Publication number
IT8421268V0
IT8421268V0 IT8421268U IT2126884U IT8421268V0 IT 8421268 V0 IT8421268 V0 IT 8421268V0 IT 8421268 U IT8421268 U IT 8421268U IT 2126884 U IT2126884 U IT 2126884U IT 8421268 V0 IT8421268 V0 IT 8421268V0
Authority
IT
Italy
Prior art keywords
liquid crystal
optimize
contrast
procedure
well
Prior art date
Application number
IT8421268U
Other languages
English (en)
Original Assignee
Borg Instr Gmbh
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 Borg Instr Gmbh filed Critical Borg Instr Gmbh
Publication of IT8421268V0 publication Critical patent/IT8421268V0/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/10—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards
    • B60Q3/14—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards lighting through the surface to be illuminated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/20—Optical features of instruments
    • B60K2360/33—Illumination features
    • B60K2360/336—Light guides
    • 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
    • G02F1/133377—Cells with plural compartments or having plurality of liquid crystal microcells partitioned by walls, e.g. one microcell per pixel
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/34—Colour display without the use of colour mosaic filters

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Liquid Crystal (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
IT8421268U 1983-03-23 1984-03-16 Dispositivo indicatore policromo a cristalli liquidi nonche'procedimento per ottimizzare il contrasto di celle a cristalli liquidi con effetto di campo. IT8421268V0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3310444A DE3310444C2 (de) 1983-03-23 1983-03-23 Mehrfarbige Flüssigkristall-Anzeigeeinrichtung

Publications (1)

Publication Number Publication Date
IT8421268V0 true IT8421268V0 (it) 1984-03-16

Family

ID=6194341

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8421268U IT8421268V0 (it) 1983-03-23 1984-03-16 Dispositivo indicatore policromo a cristalli liquidi nonche'procedimento per ottimizzare il contrasto di celle a cristalli liquidi con effetto di campo.

Country Status (3)

Country Link
JP (1) JPS59182491A (it)
DE (1) DE3310444C2 (it)
IT (1) IT8421268V0 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1258312A (en) * 1985-04-12 1989-08-08 Kozo Katogi Liquid crystal color display apparatus
DE19702957C2 (de) * 1997-01-28 1999-01-28 Hella Kg Hueck & Co Anzeigevorrichtung, insbesondere für die Betätigungseinheit einer KFZ-Komponente wie einer Klimaanlage
DE20020165U1 (de) * 2000-11-28 2002-04-04 AEG Gesellschaft für moderne Informationssysteme mbH, 89077 Ulm LCD-Anzeigeelement mit einer farbigen Hinterleuchtung
DE10139854A1 (de) * 2001-08-10 2003-02-27 Opel Adam Ag Anzeigeeinrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT323249B (de) * 1972-07-03 1975-06-25 Electrovac Flüssigkristallzelle
CH619301A5 (it) * 1979-05-31 1980-09-15 Bbc Brown Boveri & Cie
US4470666A (en) * 1979-06-18 1984-09-11 General Motors Corporation Colored liquid crystal display
DE2944325C2 (de) * 1979-11-02 1984-03-22 Vdo Adolf Schindling Ag, 6000 Frankfurt Passives elektrooptisches Anzeigeelement
DE8006922U1 (de) * 1980-03-13 1980-07-10 Siemens Ag, 1000 Berlin Und 8000 Muenchen Reflektive fluessigkristallanzeige
DE3017551C2 (de) * 1980-05-08 1982-08-26 Vdo Adolf Schindling Ag, 6000 Frankfurt Passives elektrooptisches Anzeigeelement
DE3032988A1 (de) * 1980-09-02 1982-04-15 Blaupunkt-Werke Gmbh, 3200 Hildesheim Fluessigkristallanzeige
JPS57129485A (en) * 1981-02-04 1982-08-11 Mitsubishi Electric Corp Liquid crystal display device
GB2094051A (en) * 1981-02-28 1982-09-08 Thorn Emi Ltd Display device
JPS57202522A (en) * 1981-06-09 1982-12-11 Tomoegawa Paper Co Ltd Light semitransmittable reflection material
JPS587681A (ja) * 1981-07-07 1983-01-17 セイコーエプソン株式会社 液晶表示装置

Also Published As

Publication number Publication date
DE3310444C2 (de) 1986-05-07
DE3310444A1 (de) 1984-10-04
JPS59182491A (ja) 1984-10-17

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