GB2019026B - Liquid crystal display devices - Google Patents

Liquid crystal display devices

Info

Publication number
GB2019026B
GB2019026B GB7912153A GB7912153A GB2019026B GB 2019026 B GB2019026 B GB 2019026B GB 7912153 A GB7912153 A GB 7912153A GB 7912153 A GB7912153 A GB 7912153A GB 2019026 B GB2019026 B GB 2019026B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal display
display devices
devices
liquid
Prior art date
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
GB7912153A
Other versions
GB2019026A (en
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB7912153A priority Critical patent/GB2019026B/en
Publication of GB2019026A publication Critical patent/GB2019026A/en
Application granted granted Critical
Publication of GB2019026B publication Critical patent/GB2019026B/en
Expired 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60—Pleochroic dyes
    • 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
    • G02F1/13725—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 guest-host interaction
GB7912153A 1978-04-12 1979-04-06 Liquid crystal display devices Expired GB2019026B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7912153A GB2019026B (en) 1978-04-12 1979-04-06 Liquid crystal display devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1442578 1978-04-12
GB7912153A GB2019026B (en) 1978-04-12 1979-04-06 Liquid crystal display devices

Publications (2)

Publication Number Publication Date
GB2019026A GB2019026A (en) 1979-10-24
GB2019026B true GB2019026B (en) 1982-07-07

Family

ID=26250556

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7912153A Expired GB2019026B (en) 1978-04-12 1979-04-06 Liquid crystal display devices

Country Status (1)

Country Link
GB (1) GB2019026B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4379934A (en) 1980-01-19 1983-04-12 Basf Aktiengesellschaft Process for two-dimensionally concentrating light, and novel perylene-3,4,9,10-tetracarboxylic acid diimides

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025809A1 (en) * 1979-09-21 1981-04-01 BBC Aktiengesellschaft Brown, Boveri & Cie. Liquid crystals mixture
EP0047027A1 (en) * 1980-08-22 1982-03-10 BBC Aktiengesellschaft Brown, Boveri & Cie. Liquid crystals mixture
GB8429991D0 (en) * 1984-11-28 1985-01-09 Gen Electric Co Plc Display devices
DE68920573T2 (en) * 1988-09-28 1995-05-04 Raychem Corp REINFORCED BACKFLOW AND LIGHT TRANSMISSION IN A GUEST-HOST TYPE DISPLAY DEVICE.
US5206747A (en) * 1988-09-28 1993-04-27 Taliq Corporation Polymer dispersed liquid crystal display with birefringence of the liquid crystal at least 0.23

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4379934A (en) 1980-01-19 1983-04-12 Basf Aktiengesellschaft Process for two-dimensionally concentrating light, and novel perylene-3,4,9,10-tetracarboxylic acid diimides

Also Published As

Publication number Publication date
GB2019026A (en) 1979-10-24

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19990405