IT1068534B - Indicatore con uno strato di cristallo liquido colesterinico bistabile - Google Patents

Indicatore con uno strato di cristallo liquido colesterinico bistabile

Info

Publication number
IT1068534B
IT1068534B IT2743676A IT2743676A IT1068534B IT 1068534 B IT1068534 B IT 1068534B IT 2743676 A IT2743676 A IT 2743676A IT 2743676 A IT2743676 A IT 2743676A IT 1068534 B IT1068534 B IT 1068534B
Authority
IT
Italy
Prior art keywords
cholesterinic
bistable
indicator
layer
liquid crystal
Prior art date
Application number
IT2743676A
Other languages
English (en)
Original Assignee
Siemens Ag
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
Priority claimed from DE2542189A external-priority patent/DE2542189C3/de
Priority claimed from DE2542166A external-priority patent/DE2542166C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1068534B publication Critical patent/IT1068534B/it

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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1343—Electrodes
    • 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
    • G02F1/134336—Matrix
    • 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
    • G02F1/13731—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 a field-induced phase transition

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Geometry (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal Display Device Control (AREA)
IT2743676A 1975-09-22 1976-09-21 Indicatore con uno strato di cristallo liquido colesterinico bistabile IT1068534B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2542189A DE2542189C3 (de) 1975-09-22 1975-09-22 Flüssigkristallanzeige mit bistabiler cholesterinischer Flüssigkristall-Schicht
DE2542166A DE2542166C3 (de) 1975-09-22 1975-09-22 Flüssigkristallanzeige mit einer bistabilen cholesterinischen Flüssigkristallschicht

Publications (1)

Publication Number Publication Date
IT1068534B true IT1068534B (it) 1985-03-21

Family

ID=25769425

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2743676A IT1068534B (it) 1975-09-22 1976-09-21 Indicatore con uno strato di cristallo liquido colesterinico bistabile

Country Status (5)

Country Link
JP (1) JPS5240094A (it)
CH (1) CH607195A5 (it)
FR (1) FR2325131A1 (it)
GB (1) GB1506331A (it)
IT (1) IT1068534B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53143248A (en) * 1977-05-19 1978-12-13 Sharp Corp Electrode production of liquid crystal display device
JPS53146651A (en) * 1977-05-25 1978-12-20 Sharp Corp Electrode production of liquid crystal display device
NL7808899A (nl) * 1978-08-30 1980-03-04 Philips Nv Weergeefinrichting met vloeibaar kristal.
NL8001556A (nl) * 1980-03-17 1981-10-16 Philips Nv Weergeefinrichting met vloeibaar kristal.
JPS57120470A (en) * 1981-01-19 1982-07-27 Seiko Epson Corp Liquid crystal light valve
JPS6150115A (ja) * 1985-08-01 1986-03-12 Seiko Epson Corp 液晶ライトバルブ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028692A (en) * 1975-09-15 1977-06-07 Bell Telephone Laboratories, Incorporated Liquid crystal display device

Also Published As

Publication number Publication date
GB1506331A (en) 1978-04-05
JPS5240094A (en) 1977-03-28
FR2325131A1 (fr) 1977-04-15
FR2325131B1 (it) 1980-07-04
CH607195A5 (it) 1978-11-30

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