DE2706405C3 - Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund - Google Patents

Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund

Info

Publication number
DE2706405C3
DE2706405C3 DE2706405A DE2706405A DE2706405C3 DE 2706405 C3 DE2706405 C3 DE 2706405C3 DE 2706405 A DE2706405 A DE 2706405A DE 2706405 A DE2706405 A DE 2706405A DE 2706405 C3 DE2706405 C3 DE 2706405C3
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal layer
switched
light
display arrangement
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.)
Expired
Application number
DE2706405A
Other languages
German (de)
English (en)
Other versions
DE2706405A1 (de
DE2706405B2 (de
Inventor
Guenther Dipl.-Phys. Dr. 7800 Freiburg Baur
Waldemar Dipl.-Phys. 7809 Denzlingen Greubel
Hans Dipl.-Phys. 8000 Muenchen Krueger
Alois Dipl.-Phys. Dr. 8022 Gruenwald Schauer
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.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Priority to DE2706405A priority Critical patent/DE2706405C3/de
Priority to CH1495777A priority patent/CH618833B5/xx
Priority to FR7803651A priority patent/FR2380567A1/fr
Priority to IT20208/78A priority patent/IT1092683B/it
Priority to CA296,809A priority patent/CA1106951A/en
Priority to GB5773/78A priority patent/GB1585752A/en
Priority to NL7801661A priority patent/NL7801661A/xx
Priority to JP1638478A priority patent/JPS53101999A/ja
Priority to SE7801776A priority patent/SE7801776L/xx
Priority to BE185197A priority patent/BE863990A/xx
Publication of DE2706405A1 publication Critical patent/DE2706405A1/de
Publication of DE2706405B2 publication Critical patent/DE2706405B2/de
Priority to US06/151,173 priority patent/US4405210A/en
Application granted granted Critical
Publication of DE2706405C3 publication Critical patent/DE2706405C3/de
Expired 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
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13725—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DE2706405A 1977-02-15 1977-02-15 Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund Expired DE2706405C3 (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE2706405A DE2706405C3 (de) 1977-02-15 1977-02-15 Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund
CH1495777A CH618833B5 (de) 1977-02-15 1977-12-07 Anordnung zur darstellung von hellen bildern vor dunklem hintergrund
FR7803651A FR2380567A1 (fr) 1977-02-15 1978-02-09 Dispositif pour representer des images claires sur un fond sombre
CA296,809A CA1106951A (en) 1977-02-15 1978-02-13 Optical display arrangements
IT20208/78A IT1092683B (it) 1977-02-15 1978-02-13 Dispositivo per rappresentare immagini chiare su sfondo scuro
NL7801661A NL7801661A (nl) 1977-02-15 1978-02-14 Inrichting voor het weergeven van lichte beel- den tegen een donkere achtergrond.
GB5773/78A GB1585752A (en) 1977-02-15 1978-02-14 Optical display arrangement
JP1638478A JPS53101999A (en) 1977-02-15 1978-02-15 Device for displaying light image on dark background
SE7801776A SE7801776L (sv) 1977-02-15 1978-02-15 Anordning for framstellning av ljusa bilder mot mork bakgrund
BE185197A BE863990A (fr) 1977-02-15 1978-02-15 Agencement pour la representation d'images claires devant un fond sombre
US06/151,173 US4405210A (en) 1977-02-15 1980-05-19 Display device for displaying light images on a dark background

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2706405A DE2706405C3 (de) 1977-02-15 1977-02-15 Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund

Publications (3)

Publication Number Publication Date
DE2706405A1 DE2706405A1 (de) 1978-08-17
DE2706405B2 DE2706405B2 (de) 1978-11-30
DE2706405C3 true DE2706405C3 (de) 1985-08-01

Family

ID=6001261

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2706405A Expired DE2706405C3 (de) 1977-02-15 1977-02-15 Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund

Country Status (11)

Country Link
US (1) US4405210A (OSRAM)
JP (1) JPS53101999A (OSRAM)
BE (1) BE863990A (OSRAM)
CA (1) CA1106951A (OSRAM)
CH (1) CH618833B5 (OSRAM)
DE (1) DE2706405C3 (OSRAM)
FR (1) FR2380567A1 (OSRAM)
GB (1) GB1585752A (OSRAM)
IT (1) IT1092683B (OSRAM)
NL (1) NL7801661A (OSRAM)
SE (1) SE7801776L (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108690A (en) * 1979-02-15 1980-08-21 Sharp Kk Multiple color* fluorescence scattering type liquid crystal display unit
JPS5625445U (OSRAM) * 1979-08-03 1981-03-09
DE3123369A1 (de) * 1981-06-12 1983-02-03 Vdo Schindling Lichtleiter
JPS5895327A (ja) * 1981-12-01 1983-06-06 Alps Electric Co Ltd カラ−液晶表示素子
US4693560A (en) * 1986-09-25 1987-09-15 Taliq Corporation Double layer display
EP0333881B1 (en) * 1987-10-06 1994-03-16 Asahi Glass Company Ltd. Liquid crystal display device
US4838661A (en) * 1988-01-05 1989-06-13 Motorola, Inc. Liquid crystal light emitting display system
US5018837A (en) * 1989-07-03 1991-05-28 Motorola, Inc. Enhanced contrast liquid crystal display device
JPH1184415A (ja) * 1997-09-04 1999-03-26 Sony Corp 反射型液晶表示装置
US6681509B1 (en) 2000-09-06 2004-01-27 France Jean Artistic display

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551026A (en) * 1965-04-26 1970-12-29 Rca Corp Control of optical properties of materials with liquid crystals
DE2221441A1 (de) * 1972-05-02 1973-11-15 Bernt Von Grabe Optoelektronischer zeichengenerator
US3787110A (en) * 1972-06-23 1974-01-22 Bell Telephone Labor Inc Liquid crystal devices
JPS5942287B2 (ja) * 1972-12-19 1984-10-13 松下電器産業株式会社 色相変調表示装置
US3833287A (en) * 1973-03-08 1974-09-03 Bell Telephone Labor Inc Guest-host liquid crystal device
FR2220804B1 (OSRAM) * 1973-03-08 1976-10-08 Western Electric Co
US3949655A (en) * 1973-10-05 1976-04-13 United States Box Corporation Synchronization apparatus for box making machine
JPS50107958A (OSRAM) * 1974-01-31 1975-08-25
US3914022A (en) * 1974-07-02 1975-10-21 Gen Electric Quasi-homeotropic twisted nematic liquid crystal device
DE7426201U (de) * 1974-08-01 1974-11-14 Gebrueder Junghans Gmbh Flüssigkristall-Anzeigeeinrichtung, insbesondere für Kleinuhren
CH589307A5 (OSRAM) * 1975-06-27 1977-06-30 Bbc Brown Boveri & Cie
DE2554226C3 (de) 1975-12-03 1985-07-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen Strahlungskollektor und -verdichter in Form einer fluoreszierenden Kunststoffplatte
AT351615B (de) * 1975-12-03 1979-08-10 Siemens Ag Anordnung zur passiven helligkeitsverstaerkung von ein- oder mehrfarbigen anzeigevor- richtungen
US4042294A (en) * 1976-03-17 1977-08-16 Micro Display Systems Inc Illuminated electro-optical display apparatus
DE2619367A1 (de) 1976-04-30 1977-11-17 Siemens Ag Fluessigkristallanzeige mit zusatzbeleuchtung
DE2619368A1 (de) 1976-04-30 1977-11-17 Siemens Ag Fluessigkristallanzeige mit einer fluoreszenzplatte
DE2706372B2 (de) * 1977-02-15 1978-11-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anzeigeanordnung zur Darstellung von hellen Bildern auf dunklem Hintergrund
DE2706355C2 (de) * 1977-02-15 1979-04-05 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anzeige-Anordnung mit einem Lichtventil, insbesondere einer Flfissigkristallzelle

Also Published As

Publication number Publication date
CH618833B5 (de) 1981-02-27
CH618833GA3 (de) 1980-08-29
FR2380567A1 (fr) 1978-09-08
BE863990A (fr) 1978-05-29
IT1092683B (it) 1985-07-12
DE2706405A1 (de) 1978-08-17
DE2706405B2 (de) 1978-11-30
GB1585752A (en) 1981-03-11
US4405210A (en) 1983-09-20
FR2380567B1 (OSRAM) 1982-08-20
IT7820208A0 (it) 1978-02-13
CA1106951A (en) 1981-08-11
NL7801661A (nl) 1978-08-17
SE7801776L (sv) 1978-08-15
JPS53101999A (en) 1978-09-05

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C3 Grant after two publication steps (3rd publication)
8320 Willingness to grant licences declared (paragraph 23)
8340 Patent of addition ceased/non-payment of fee of main patent