IT1028338B - Schermo indicatore a cristallo liquido com disposizione mutipla di elettrodi - Google Patents

Schermo indicatore a cristallo liquido com disposizione mutipla di elettrodi

Info

Publication number
IT1028338B
IT1028338B IT19232/75A IT1923275A IT1028338B IT 1028338 B IT1028338 B IT 1028338B IT 19232/75 A IT19232/75 A IT 19232/75A IT 1923275 A IT1923275 A IT 1923275A IT 1028338 B IT1028338 B IT 1028338B
Authority
IT
Italy
Prior art keywords
mutiple
liquid crystal
crystal indicator
electrode arrangement
indicator screen
Prior art date
Application number
IT19232/75A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1028338B publication Critical patent/IT1028338B/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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • 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
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133514—Colour filters
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/46—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character is selected from a number of characters arranged one behind the other
IT19232/75A 1974-01-21 1975-01-14 Schermo indicatore a cristallo liquido com disposizione mutipla di elettrodi IT1028338B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2402749A DE2402749C3 (de) 1974-01-21 1974-01-21 Flüssigkristallanzeigeschirm mit Mehrfachelektrodenanordnung

Publications (1)

Publication Number Publication Date
IT1028338B true IT1028338B (it) 1979-01-30

Family

ID=5905288

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19232/75A IT1028338B (it) 1974-01-21 1975-01-14 Schermo indicatore a cristallo liquido com disposizione mutipla di elettrodi

Country Status (7)

Country Link
US (1) US4037927A (it)
JP (1) JPS50104949A (it)
CH (1) CH573156A5 (it)
DE (1) DE2402749C3 (it)
FR (1) FR2258682B1 (it)
GB (2) GB1501212A (it)
IT (1) IT1028338B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365849A1 (fr) * 1976-09-24 1978-04-21 Thomson Csf Dispositif d'affichage a cristal liquide
US4137524A (en) * 1977-09-28 1979-01-30 Optel Corporation Reversible printing display
DE2743907A1 (de) * 1977-09-29 1979-04-12 Siemens Ag Passives elektrooptisches display
US4389096A (en) * 1977-12-27 1983-06-21 Matsushita Electric Industrial Co., Ltd. Image display apparatus of liquid crystal valve projection type
JPS54101886U (it) * 1977-12-28 1979-07-18
DE2849381C3 (de) * 1978-11-14 1981-04-30 Siemens AG, 1000 Berlin und 8000 München Passive elektrooptische Anzeigevorrichtung zur Sieben-Segment-Darstellung mit Fehlanzeige-Erkennung
JPS5621182A (en) * 1979-07-27 1981-02-27 Stanley Electric Co Ltd Multiicolor liquid crystal display element
DE2951584A1 (de) * 1979-12-21 1981-07-16 Kienzle Apparate Gmbh, 7730 Villingen-Schwenningen Verfahren und anordnung zur ansteuerung, ueberwachung und kontrolle des betriebes einer weitgehend passiven datenanzeige, insbesondere z.b. einer fluessigkristallanzeige (lcd-anzeige)
FR2499276A1 (fr) * 1981-02-05 1982-08-06 Commissariat Energie Atomique Dispositif d'affichage matriciel a plusieurs jeux d'electrodes et son procede de commande
DE3432247C2 (de) * 1984-09-01 1986-12-18 Mannesmann Kienzle GmbH, 7730 Villingen-Schwenningen Anordnung zur Anzeige einer fehlerhaften Funktionsweise einer Flüssigkristallanzeige
USRE36654E (en) 1989-03-28 2000-04-11 In Focus Systems, Inc. Stacked LCD color display
US7289176B2 (en) * 2002-12-19 2007-10-30 Intel Corporation Single panel, active matrix, full color, cholesteric LCD cell configuration

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569614A (en) * 1969-04-10 1971-03-09 Thomas F Hanlon Liquid crystal color modulator for electronic imaging systems
US3622224A (en) * 1969-08-20 1971-11-23 Xerox Corp Liquid crystal alpha-numeric electro-optic imaging device
JPS5127390B2 (it) * 1971-11-10 1976-08-12
DE2226959C3 (de) * 1972-06-02 1980-10-02 Siemens Ag, 1000 Berlin Und 8000 Muenchen Farbige Datenanzeige
US3848247A (en) * 1973-02-07 1974-11-12 North Hills Electronics Inc Multi-dimensional liquid crystal assembly addressing system

Also Published As

Publication number Publication date
GB1501211A (en) 1978-02-15
CH573156A5 (it) 1976-02-27
JPS50104949A (it) 1975-08-19
DE2402749B2 (de) 1978-09-14
DE2402749C3 (de) 1979-05-10
DE2402749A1 (de) 1975-07-31
GB1501212A (en) 1978-02-15
FR2258682A1 (it) 1975-08-18
US4037927A (en) 1977-07-26
FR2258682B1 (it) 1977-07-08

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