AT322014B - METHOD FOR INCREASING THE VOLTAGE-DEPENDENT CONTROL SENSITIVITY OF A LIQUID CRYSTAL CELL - Google Patents

METHOD FOR INCREASING THE VOLTAGE-DEPENDENT CONTROL SENSITIVITY OF A LIQUID CRYSTAL CELL

Info

Publication number
AT322014B
AT322014B AT668572A AT668572A AT322014B AT 322014 B AT322014 B AT 322014B AT 668572 A AT668572 A AT 668572A AT 668572 A AT668572 A AT 668572A AT 322014 B AT322014 B AT 322014B
Authority
AT
Austria
Prior art keywords
voltage
increasing
liquid crystal
crystal cell
dependent control
Prior art date
Application number
AT668572A
Other languages
German (de)
Original Assignee
Grundig Emv
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 Grundig Emv filed Critical Grundig Emv
Application granted granted Critical
Publication of AT322014B publication Critical patent/AT322014B/en

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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
AT668572A 1971-08-04 1972-08-02 METHOD FOR INCREASING THE VOLTAGE-DEPENDENT CONTROL SENSITIVITY OF A LIQUID CRYSTAL CELL AT322014B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712138946 DE2138946B2 (en) 1971-08-04 1971-08-04 MODULATOR CIRCUIT TO ACHIEVE A STEEP LIGHT SCATTERING CURVE OF A LIQUID CRYSTAL CELL

Publications (1)

Publication Number Publication Date
AT322014B true AT322014B (en) 1975-04-25

Family

ID=5815711

Family Applications (1)

Application Number Title Priority Date Filing Date
AT668572A AT322014B (en) 1971-08-04 1972-08-02 METHOD FOR INCREASING THE VOLTAGE-DEPENDENT CONTROL SENSITIVITY OF A LIQUID CRYSTAL CELL

Country Status (4)

Country Link
AT (1) AT322014B (en)
DE (1) DE2138946B2 (en)
FR (1) FR2148144B3 (en)
NL (1) NL7210660A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4655561A (en) * 1983-04-19 1987-04-07 Canon Kabushiki Kaisha Method of driving optical modulation device using ferroelectric liquid crystal
JPS6152630A (en) * 1984-08-22 1986-03-15 Hitachi Ltd Driving method of liquid crystal element

Also Published As

Publication number Publication date
FR2148144A1 (en) 1973-03-11
DE2138946A1 (en) 1973-02-15
DE2138946B2 (en) 1973-06-20
NL7210660A (en) 1973-02-06
FR2148144B3 (en) 1975-09-12

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Legal Events

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ELJ Ceased due to non-payment of the annual fee