CH514845A - Anordnung zur lokalen Änderung der Helligkeit und/oder Farbe einer Anzeigeschicht mittels einer Steuerspannung - Google Patents

Anordnung zur lokalen Änderung der Helligkeit und/oder Farbe einer Anzeigeschicht mittels einer Steuerspannung

Info

Publication number
CH514845A
CH514845A CH459970A CH459970A CH514845A CH 514845 A CH514845 A CH 514845A CH 459970 A CH459970 A CH 459970A CH 459970 A CH459970 A CH 459970A CH 514845 A CH514845 A CH 514845A
Authority
CH
Switzerland
Prior art keywords
brightness
color
arrangement
control voltage
display layer
Prior art date
Application number
CH459970A
Other languages
English (en)
Inventor
Wild Peter
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH459970A priority Critical patent/CH514845A/de
Priority to NL7006757A priority patent/NL7006757A/xx
Priority to DE2032023A priority patent/DE2032023C3/de
Priority to FR7110329A priority patent/FR2085063A5/fr
Priority to CA108,720A priority patent/CA944459A/en
Priority to GB2519871*A priority patent/GB1318007A/en
Publication of CH514845A publication Critical patent/CH514845A/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G01R13/401—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for continuous analogue, or simulated analogue, display
    • G01R13/403—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for continuous analogue, or simulated analogue, display using passive display devices, e.g. liquid crystal display or Kerr effect display devices
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • 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
    • G02F1/139—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 orientation effects in which the liquid crystal remains transparent
    • G02F1/1393—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 orientation effects in which the liquid crystal remains transparent the birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC cells

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CH459970A 1970-03-26 1970-03-26 Anordnung zur lokalen Änderung der Helligkeit und/oder Farbe einer Anzeigeschicht mittels einer Steuerspannung CH514845A (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH459970A CH514845A (de) 1970-03-26 1970-03-26 Anordnung zur lokalen Änderung der Helligkeit und/oder Farbe einer Anzeigeschicht mittels einer Steuerspannung
NL7006757A NL7006757A (de) 1970-03-26 1970-05-11
DE2032023A DE2032023C3 (de) 1970-03-26 1970-06-29 Anordnung zur Anzeige elektrischer Spannungen mittels einer flüssigkristallinen Anzeigeschicht
FR7110329A FR2085063A5 (de) 1970-03-26 1971-03-24
CA108,720A CA944459A (en) 1970-03-26 1971-03-25 Voltage variable optical display system
GB2519871*A GB1318007A (en) 1970-03-26 1971-04-19 Arrangement for locally altering the brightness and or colour of an indicator medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH459970A CH514845A (de) 1970-03-26 1970-03-26 Anordnung zur lokalen Änderung der Helligkeit und/oder Farbe einer Anzeigeschicht mittels einer Steuerspannung

Publications (1)

Publication Number Publication Date
CH514845A true CH514845A (de) 1971-10-31

Family

ID=4279092

Family Applications (1)

Application Number Title Priority Date Filing Date
CH459970A CH514845A (de) 1970-03-26 1970-03-26 Anordnung zur lokalen Änderung der Helligkeit und/oder Farbe einer Anzeigeschicht mittels einer Steuerspannung

Country Status (6)

Country Link
CA (1) CA944459A (de)
CH (1) CH514845A (de)
DE (1) DE2032023C3 (de)
FR (1) FR2085063A5 (de)
GB (1) GB1318007A (de)
NL (1) NL7006757A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1399371A (en) * 1972-03-15 1975-07-02 Int Computers Ltd Image display apparatus
US4121153A (en) * 1976-12-03 1978-10-17 Xerox Corporation Tapered resistor meter
US4126824A (en) * 1977-04-21 1978-11-21 Xerox Corporation Progressively shorted tapered resistance device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL270450A (de) * 1960-09-09 1900-01-01
US3296530A (en) * 1962-09-28 1967-01-03 Lockheed Aircraft Corp Voltage controlled electroluminescent meter display

Also Published As

Publication number Publication date
CA944459A (en) 1974-03-26
DE2032023B2 (de) 1972-12-21
FR2085063A5 (de) 1971-12-17
DE2032023C3 (de) 1982-01-07
DE2032023A1 (de) 1971-10-07
NL7006757A (de) 1971-09-28
GB1318007A (en) 1973-05-23

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Legal Events

Date Code Title Description
PL Patent ceased