NL7801018A - Weergeefinrichting met een vloeibaar kristal van het gast-gastheer-type. - Google Patents

Weergeefinrichting met een vloeibaar kristal van het gast-gastheer-type.

Info

Publication number
NL7801018A
NL7801018A NL7801018A NL7801018A NL7801018A NL 7801018 A NL7801018 A NL 7801018A NL 7801018 A NL7801018 A NL 7801018A NL 7801018 A NL7801018 A NL 7801018A NL 7801018 A NL7801018 A NL 7801018A
Authority
NL
Netherlands
Prior art keywords
guest
host liquid
crystal display
liquid crystal
display device
Prior art date
Application number
NL7801018A
Other languages
English (en)
Dutch (nl)
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
Publication of NL7801018A publication Critical patent/NL7801018A/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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0047—Details electrical, e.g. selection or application of the operating voltage

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Electric Clocks (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
NL7801018A 1977-01-31 1978-01-27 Weergeefinrichting met een vloeibaar kristal van het gast-gastheer-type. NL7801018A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH112477A CH619590GA3 (en) 1977-01-31 1977-01-31 Liquid-crystal display device of the guest-host effect type and use of this liquid-crystal display device

Publications (1)

Publication Number Publication Date
NL7801018A true NL7801018A (nl) 1978-08-02

Family

ID=4203046

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7801018A NL7801018A (nl) 1977-01-31 1978-01-27 Weergeefinrichting met een vloeibaar kristal van het gast-gastheer-type.

Country Status (6)

Country Link
JP (1) JPS5396863A (de)
CH (1) CH619590GA3 (de)
DE (1) DE2707671A1 (de)
FR (1) FR2379127A1 (de)
GB (1) GB1595842A (de)
NL (1) NL7801018A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386350A (en) * 1979-06-26 1983-05-31 Nippon Electric Co., Ltd. Display apparatus
CH687909A5 (de) * 1991-12-31 1997-03-27 Xelux Holding Ag Verfahren zum Betrieb einer Blendschutzvorrichtung.
CH687809A5 (de) * 1993-05-14 1997-02-28 Xelux Holding Ag Blendschutzvorrichtung.

Also Published As

Publication number Publication date
CH619590B (de)
DE2707671A1 (de) 1978-08-03
CH619590GA3 (en) 1980-10-15
GB1595842A (en) 1981-08-19
FR2379127A1 (fr) 1978-08-25
JPS5396863A (en) 1978-08-24

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Legal Events

Date Code Title Description
BV The patent application has lapsed