CH618833B5 - Anordnung zur darstellung von hellen bildern vor dunklem hintergrund - Google Patents

Anordnung zur darstellung von hellen bildern vor dunklem hintergrund

Info

Publication number
CH618833B5
CH618833B5 CH1495777A CH1495777A CH618833B5 CH 618833 B5 CH618833 B5 CH 618833B5 CH 1495777 A CH1495777 A CH 1495777A CH 1495777 A CH1495777 A CH 1495777A CH 618833 B5 CH618833 B5 CH 618833B5
Authority
CH
Switzerland
Prior art keywords
arrangement
light images
dark background
presenting light
presenting
Prior art date
Application number
CH1495777A
Other languages
German (de)
English (en)
Other versions
CH618833GA3 (de
Inventor
Guenter Dr Baur
Waldemar Greubel
Hans Krueger
Alois Dr Schauer
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
Publication of CH618833GA3 publication Critical patent/CH618833GA3/xx
Publication of CH618833B5 publication Critical patent/CH618833B5/xx

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)
  • Mathematical Physics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CH1495777A 1977-02-15 1977-12-07 Anordnung zur darstellung von hellen bildern vor dunklem hintergrund CH618833B5 (de)

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 (2)

Publication Number Publication Date
CH618833GA3 CH618833GA3 (de) 1980-08-29
CH618833B5 true CH618833B5 (de) 1981-02-27

Family

ID=6001261

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1495777A CH618833B5 (de) 1977-02-15 1977-12-07 Anordnung zur darstellung von hellen bildern vor dunklem hintergrund

Country Status (11)

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

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 (xx) * 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
DE3888519T2 (de) * 1987-10-06 1994-10-20 Asahi Glass Co Ltd Flüssigkristall-anzeigevorrichtung.
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 (15)

* 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
FR2220804B1 (xx) * 1973-03-08 1976-10-08 Western Electric Co
US3833287A (en) * 1973-03-08 1974-09-03 Bell Telephone Labor Inc Guest-host liquid crystal device
US3949655A (en) * 1973-10-05 1976-04-13 United States Box Corporation Synchronization apparatus for box making machine
JPS50107958A (xx) * 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 (xx) * 1975-06-27 1977-06-30 Bbc Brown Boveri & Cie
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
DE2706355C2 (de) * 1977-02-15 1979-04-05 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anzeige-Anordnung mit einem Lichtventil, insbesondere einer Flfissigkristallzelle
DE2706372B2 (de) * 1977-02-15 1978-11-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anzeigeanordnung zur Darstellung von hellen Bildern auf dunklem Hintergrund

Also Published As

Publication number Publication date
BE863990A (fr) 1978-05-29
DE2706405A1 (de) 1978-08-17
FR2380567A1 (fr) 1978-09-08
IT1092683B (it) 1985-07-12
NL7801661A (nl) 1978-08-17
GB1585752A (en) 1981-03-11
FR2380567B1 (xx) 1982-08-20
JPS53101999A (en) 1978-09-05
US4405210A (en) 1983-09-20
DE2706405B2 (de) 1978-11-30
IT7820208A0 (it) 1978-02-13
SE7801776L (sv) 1978-08-15
DE2706405C3 (de) 1985-08-01
CH618833GA3 (de) 1980-08-29
CA1106951A (en) 1981-08-11

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