DE1276086B - Bildschirm mit temperaturabhaengigen optischen Eigenschaften - Google Patents

Bildschirm mit temperaturabhaengigen optischen Eigenschaften

Info

Publication number
DE1276086B
DE1276086B DEW41919A DEW0041919A DE1276086B DE 1276086 B DE1276086 B DE 1276086B DE W41919 A DEW41919 A DE W41919A DE W0041919 A DEW0041919 A DE W0041919A DE 1276086 B DE1276086 B DE 1276086B
Authority
DE
Germany
Prior art keywords
layer
heat
screen
screen according
electrodes
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.)
Granted
Application number
DEW41919A
Other languages
German (de)
English (en)
Other versions
DE1276086C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Arthur Anderson
James Fergason
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of DE1276086B publication Critical patent/DE1276086B/de
Application granted granted Critical
Publication of DE1276086C2 publication Critical patent/DE1276086C2/de
Granted 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
    • G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/281—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using liquid crystals only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2921—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras
    • 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
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/33—Transforming infrared radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DEW41919A 1965-06-29 1966-06-29 Bildschirm mit temperaturabhaengigen optischen Eigenschaften Granted DE1276086B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US467864A US3401262A (en) 1965-06-29 1965-06-29 Radiation sensitive display system utilizing a cholesteric liquid crystalline phase material

Publications (2)

Publication Number Publication Date
DE1276086B true DE1276086B (de) 1968-08-29
DE1276086C2 DE1276086C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-04-10

Family

ID=23857474

Family Applications (1)

Application Number Title Priority Date Filing Date
DEW41919A Granted DE1276086B (de) 1965-06-29 1966-06-29 Bildschirm mit temperaturabhaengigen optischen Eigenschaften

Country Status (4)

Country Link
US (1) US3401262A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1276086B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1484585A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1118227A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569709A (en) * 1968-03-27 1971-03-09 Optical Coating Laboratory Inc Thermal imaging system utilizing liquid crystal material
US3619254A (en) * 1969-03-18 1971-11-09 Liquid Crystal Ind Thermometric articles and methods for preparing same
US3585381A (en) * 1969-04-14 1971-06-15 Ncr Co Encapsulated cholesteric liquid crystal display device
US3720658A (en) * 1969-04-30 1973-03-13 Westinghouse Electric Corp Cholesteryl p-phenylazophenyl carbonate
US3627699A (en) * 1969-04-30 1971-12-14 Westinghouse Electric Corp Liquid crystal cholesteric material and sensitizing agent composition and method for detecting electromagnetic radiation
US3576364A (en) * 1969-05-20 1971-04-27 Rca Corp Color advertising display employing liquid crystal
US3622224A (en) * 1969-08-20 1971-11-23 Xerox Corp Liquid crystal alpha-numeric electro-optic imaging device
US3604930A (en) * 1970-03-05 1971-09-14 Philips J Allen Method and apparatus for displaying visual images of infrared beams
US3663390A (en) * 1970-09-24 1972-05-16 Westinghouse Electric Corp Method of changing color play range of liquid crystal materials
US3700804A (en) * 1970-10-08 1972-10-24 Rca Corp Method of improving cathodochromic sensitivity
US5432526A (en) * 1970-12-28 1995-07-11 Hyatt; Gilbert P. Liquid crystal display having conductive cooling
US5398041A (en) * 1970-12-28 1995-03-14 Hyatt; Gilbert P. Colored liquid crystal display having cooling
US3666947A (en) * 1971-01-06 1972-05-30 Xerox Corp Liquid crystal imaging system having an undisturbed image on a disturbed background and having a radiation absorptive material dispersed throughout the liquid crystal
US3666948A (en) * 1971-01-06 1972-05-30 Xerox Corp Liquid crystal thermal imaging system having an undisturbed image on a disturbed background
US3726584A (en) * 1971-05-28 1973-04-10 Xerox Corp Light modulation system
JPS4878897A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-01-21 1973-10-23
US3859527A (en) * 1973-01-02 1975-01-07 Eastman Kodak Co Apparatus and method for producing images corresponding to patterns of high energy radiation
US3916420A (en) * 1974-05-06 1975-10-28 Ncr Co Printer and display system
US3952193A (en) * 1974-09-25 1976-04-20 Xerox Corporation Imaging method with U.V. excitation of liquid crystal
DE2653419A1 (de) * 1976-11-24 1978-06-01 Bayer Ag Verfahren zur umsetzung von helligkeitswerten in isochromaten
FR2444381A1 (fr) * 1978-12-15 1980-07-11 Thomson Csf Dispositif d'affichage a cristal liquide
FR2462755A1 (fr) * 1979-07-27 1981-02-13 Thomson Csf Dispositif de visualisation a cristal liquide, et terminal telephonique comportant un tel dispositif
FR2523343A1 (fr) * 1982-03-09 1983-09-16 Thomson Csf Ecran d'un dispositif de visualisation utilisant un effet mixte thermique et electrique
GB8829035D0 (en) * 1988-12-13 1989-07-05 Emi Plc Thorn Thermal imaging device
US6219093B1 (en) * 1990-01-05 2001-04-17 Light & Sound Design, Ltd. Method and device for creating a facsimile of an image
US6421165B2 (en) 1996-02-07 2002-07-16 Light & Sound Design Ltd. Programmable light beam shape altering device using programmable micromirrors
US6885409B2 (en) * 2002-09-27 2005-04-26 Eastman Kodak Company Cholesteric liquid crystal display system
US7286111B2 (en) * 2003-11-13 2007-10-23 Eastman Kodak Company Apparatus for electro-optically writing a display
US7131584B2 (en) * 2003-11-13 2006-11-07 Eastman Kodak Company Apparatus and means for updating a memory display
US7522141B2 (en) * 2003-12-01 2009-04-21 Industrial Technology Research Institute Cholesteric liquid crystal display system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2788452A (en) * 1952-07-29 1957-04-09 Ernest J Sternglass Thermal image detecting tube
US3114836A (en) * 1960-03-04 1963-12-17 Westinghouse Electric Corp Thermal imaging devices utilizing a cholesteric liquid crystalline phase material

Also Published As

Publication number Publication date
DE1276086C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-04-10
GB1118227A (en) 1968-06-26
FR1484585A (fr) 1967-06-09
US3401262A (en) 1968-09-10

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