CA972857A - Display device - Google Patents

Display device

Info

Publication number
CA972857A
CA972857A CA138,649A CA138649A CA972857A CA 972857 A CA972857 A CA 972857A CA 138649 A CA138649 A CA 138649A CA 972857 A CA972857 A CA 972857A
Authority
CA
Canada
Prior art keywords
display device
display
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
CA138,649A
Other versions
CA138649S (en
Inventor
Francis C. Lowell
Matthew Forlini
Robert L. Saxe
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.)
Research Frontiers Inc
Original Assignee
Research Frontiers Inc
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 Research Frontiers Inc filed Critical Research Frontiers Inc
Application granted granted Critical
Publication of CA972857A publication Critical patent/CA972857A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00Arrangements for displaying electric variables or waveforms
    • G01R13/40Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G01R13/404Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/408Two or three dimensional representation of measured values
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/17Devices 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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
    • G02F1/172Devices 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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169 based on a suspension of orientable dipolar particles, e.g. suspended particles displays
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
CA138,649A 1971-04-09 1972-03-30 Display device Expired CA972857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13270571A 1971-04-09 1971-04-09

Publications (1)

Publication Number Publication Date
CA972857A true CA972857A (en) 1975-08-12

Family

ID=22455230

Family Applications (1)

Application Number Title Priority Date Filing Date
CA138,649A Expired CA972857A (en) 1971-04-09 1972-03-30 Display device

Country Status (11)

Country Link
BE (1) BE781895A (en)
BR (1) BR7202058D0 (en)
CA (1) CA972857A (en)
CH (1) CH543151A (en)
DE (2) DE7211660U (en)
ES (1) ES401553A1 (en)
FR (1) FR2132796A1 (en)
IL (1) IL39041A0 (en)
IT (1) IT952545B (en)
NL (1) NL7204646A (en)
ZA (1) ZA722235B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0697615A3 (en) * 1994-08-19 1997-01-22 Fujikura Ltd Display device
EP0709712A3 (en) * 1994-10-31 1997-04-23 Fujikura Ltd Transmitted light intensity controllable window
US7796322B2 (en) 2004-10-08 2010-09-14 Massachusetts Institute Of Technology Programmable window: a device for controlling the opacity of small-scale areas within a large scale transparent membrane

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0704342A3 (en) * 1994-09-30 1996-10-02 Fujikura Ltd Transmitted light intensity control device with fluid composition

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0697615A3 (en) * 1994-08-19 1997-01-22 Fujikura Ltd Display device
EP0709712A3 (en) * 1994-10-31 1997-04-23 Fujikura Ltd Transmitted light intensity controllable window
US7796322B2 (en) 2004-10-08 2010-09-14 Massachusetts Institute Of Technology Programmable window: a device for controlling the opacity of small-scale areas within a large scale transparent membrane
US8072676B2 (en) 2004-10-08 2011-12-06 Massachusetts Institute Of Technology Programmable window: a device for controlling the opacity of small-scale areas within a large-scale transparent membrane

Also Published As

Publication number Publication date
BE781895A (en) 1972-10-10
ZA722235B (en) 1972-12-27
IL39041A0 (en) 1972-05-30
DE7211660U (en) 1976-08-19
FR2132796A1 (en) 1972-11-24
ES401553A1 (en) 1975-11-01
NL7204646A (en) 1972-10-11
DE2214869A1 (en) 1972-12-21
IT952545B (en) 1973-07-30
CH543151A (en) 1973-10-15
BR7202058D0 (en) 1973-06-07

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