FR2408885B1 - - Google Patents

Info

Publication number
FR2408885B1
FR2408885B1 FR7831792A FR7831792A FR2408885B1 FR 2408885 B1 FR2408885 B1 FR 2408885B1 FR 7831792 A FR7831792 A FR 7831792A FR 7831792 A FR7831792 A FR 7831792A FR 2408885 B1 FR2408885 B1 FR 2408885B1
Authority
FR
France
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
FR7831792A
Other languages
French (fr)
Other versions
FR2408885A1 (fr
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2408885A1 publication Critical patent/FR2408885A1/fr
Application granted granted Critical
Publication of FR2408885B1 publication Critical patent/FR2408885B1/fr
Granted legal-status Critical Current

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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • 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
    • G02F1/13781—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 using smectic liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7831792A 1977-11-10 1978-11-10 Cellule d'affichage a cristaux liquides smectiques Granted FR2408885A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4682177A GB1569688A (en) 1977-11-10 1977-11-10 Smectic display cell

Publications (2)

Publication Number Publication Date
FR2408885A1 FR2408885A1 (fr) 1979-06-08
FR2408885B1 true FR2408885B1 (enrdf_load_stackoverflow) 1982-05-21

Family

ID=10442716

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7831792A Granted FR2408885A1 (fr) 1977-11-10 1978-11-10 Cellule d'affichage a cristaux liquides smectiques

Country Status (4)

Country Link
CH (1) CH637773A5 (enrdf_load_stackoverflow)
FR (1) FR2408885A1 (enrdf_load_stackoverflow)
GB (1) GB1569688A (enrdf_load_stackoverflow)
NL (1) NL7810858A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983000936A1 (en) * 1981-09-07 1983-03-17 Urabe, Tetsuo Liquid crystal display device
GB8324642D0 (en) * 1983-09-14 1983-10-19 Univ Manchester Liquid crystal storage device
EP0263225B1 (en) * 1986-10-07 1992-04-08 S.A.R.L. S.T. Lagerwall A device for submicrosecond electro-optic modulation in the liquid crystal smectic-a phase

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2189767B1 (enrdf_load_stackoverflow) * 1972-06-23 1976-06-11 Western Electric Co

Also Published As

Publication number Publication date
NL7810858A (nl) 1979-05-14
FR2408885A1 (fr) 1979-06-08
CH637773A5 (en) 1983-08-15
GB1569688A (en) 1980-06-18

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Legal Events

Date Code Title Description
TP Transmission of property
CA Change of address
TP Transmission of property