Patents for G02F 1 - 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 (257,845)
01/1988
01/05/1988CA1231138A1 Optical communications systems using raman repeaters and components therefore
12/1987
12/30/1987WO1987007963A1 Optical devices utilising photochromic compounds
12/30/1987WO1987007962A2 Optical system
12/30/1987WO1987007890A2 Chiral liquid crystal compounds
12/29/1987US4716449 Nonlinear and bistable optical device
12/29/1987US4716405 Flat panel display control apparatus
12/29/1987US4716403 Liquid crystal display device
12/29/1987US4716384 Modulators
12/29/1987US4715984 Dielectrics for electrooptical display
12/29/1987US4715691 Electrochromic display using bipolar ion-exchange membrane
12/29/1987US4715690 Photographic screen
12/29/1987US4715689 Apparatus and method for spatial intensity threshold detection
12/29/1987US4715687 Color variation in a passively illuminated display using fluorescent light sources
12/29/1987US4715686 Light-passive display device and method of manufacturing same
12/29/1987US4715684 Optical system for three color liquid crystal light valve image projection system
12/29/1987US4715680 Optical switch
12/29/1987CA1230945A2 Field sensitive optical displays, generation of fields therefor and scanning thereof
12/23/1987EP0250218A1 Liquid crystal devices
12/23/1987EP0250099A2 Organic nonlinear optical material
12/23/1987EP0249991A2 Color filter arrays
12/23/1987EP0249881A1 Liquid crystal aligning agent
12/23/1987EP0249645A1 Optoelectronic voltage-controlled modulator
12/22/1987US4714983 Uniform emission backlight
12/22/1987US4714921 Display panel and method of driving the same
12/22/1987US4714902 Gaseous non linear dispersion laser beam control
12/22/1987US4714838 Second harmonic generation with N,N'-substituted barbituric acids
12/22/1987US4714775 Liquid crystals
12/22/1987US4714636 Color balance; color filters
12/22/1987US4714325 Magneto-optical printing head and method of grey-scale image generation using such a printing head
12/22/1987US4714323 Ferroelectric liquid crystal device having chiral smectic and nematic liquid crystal composition
12/22/1987US4714312 Electrostatically biased electrooptical devices
12/22/1987US4714311 Controllable integrated optical component
12/22/1987CA1230484A1 Optical storage system having expanded capacity
12/16/1987EP0249311A1 Liquid crystal optical devices
12/16/1987EP0249204A2 Thin film field effect transistor
12/16/1987EP0248907A1 Photochromic material, photochromic element and method of recording and erasing data
12/16/1987EP0248905A1 Method of producing a color filter
12/16/1987EP0248861A1 Dispirotetradecane.
12/15/1987US4713762 Vehicle-mounted electronic display gauge board with serial data transfer
12/15/1987US4713659 Pager with display
12/15/1987US4713197 Nitrogen-containing heterocyclic compounds
12/15/1987US4713196 Polymer compositions exhibiting liquid-crystalline phases
12/15/1987US4712880 Polarization rotation compensator and optical isolator using the same
12/15/1987US4712879 Electrochromic mirror
12/15/1987US4712878 Color image forming apparatus comprising ferroelectric smectic liquid crystal having at least two stable states
12/15/1987US4712877 Ferroelectric display panel of varying thickness and driving method therefor
12/15/1987US4712876 Driving ferroelectric liquid crystal printers via short circuiting
12/15/1987US4712875 Dimensions of spacer particles for a ferroelectric liquid crystal display
12/15/1987US4712874 Ferroelectric liquid crystal device having color filters on row or column electrodes
12/15/1987US4712873 Liquid crystal optical device
12/15/1987US4712872 Liquid crystal device
12/15/1987US4712857 Niobium dioxide, light source, applying variable electrical field
12/15/1987US4712855 Iron garnet
12/09/1987EP0248749A2 Process and device for refracting and polarizing light
12/09/1987EP0248698A1 Optical liquid-crystal devices allowing high-frequency excitations
12/09/1987EP0248564A1 Optical waveguides and their manufacture
12/09/1987EP0248517A2 Apparatus comprising Raman-active optical fiber
12/09/1987EP0248451A2 Imaging system employing X-ray induced scintillation in a crystal spatial modulator
12/09/1987EP0248438A2 Apparatus comprising a monolithic nonlinear Fabry-Perot etalon,and method for producing same
12/09/1987EP0248234A1 Continuous polarization control
12/09/1987EP0248212A2 Magnetic device and method of manufacture
12/09/1987EP0248052A1 Fibre optic devices
12/08/1987US4712117 Adjusting apparatus for laser scanning system with acousto-optical element
12/08/1987US4711815 Transition metal oxide coloring layer; proton donor
12/08/1987US4711547 Display device
12/08/1987US4711532 Electrooptic light modulator; nonlinear susceptible
12/08/1987US4711531 Ferroelectric liquid crystal display apparatus using a reset voltage step
12/08/1987US4711530 Liquid crystal device having birefringent plate next to polarizer
12/08/1987US4711529 Optical interface apparatus
12/08/1987US4711515 Electrooptic polarization multiplexer/demultiplexer
12/08/1987EP0130216A4 A light beam applied to a layered semiconductor structure is controlled by another light beam.
12/08/1987CA1230129A1 Diacetylenes having liquid crystal phases
12/03/1987WO1987007445A1 Optical resonating device
12/03/1987WO1987007396A1 An optically controlled selector
12/03/1987WO1987007395A1 Method and device for enhancing the visual contrast in matrix liquid crystal displays
12/03/1987WO1987007394A1 Projectable passive liquid crystal display
12/03/1987WO1987007393A1 Spatial light modulator
12/03/1987WO1987007387A1 Optical fibre apparatus and method
12/03/1987WO1987007290A1 Smectic liquid crystal phases containing bicyclooctane esters
12/03/1987DE3617784A1 Projizierbare passive fluessigkeitskristallmatrix-anzeige in mehrschichtarchitektur mit wechselrahmen und absetzbaren filtern Filter projectable passive fluessigkeitskristallmatrix-display in multi-layer architecture with variable frame and removable
12/02/1987EP0247972A1 Optical image amplifier
12/02/1987EP0247912A1 Image reconstruction apparatus using modulation of an incident radiation beam
12/02/1987EP0247893A2 Flat display panel
12/02/1987EP0247882A1 Optical resonating device
12/02/1987EP0247806A2 Method for driving a ferroelectric liquid crystal electro-optical device
12/02/1987EP0247804A2 2-(Alkyloxycarbonyloxyphenyl)-5-alkylpyridine and composition containing same
12/02/1987EP0247466A2 Liquid-crystal derivatives of phenyl benzoate
12/02/1987EP0247150A1 Circuit for electro-optic modulators
12/02/1987EP0247075A1 Method for hybrid coding by transformation for the transmission of image signals.
12/02/1987CN87102792A Improvements to liquid crystal light-modulating materials
12/02/1987CN87101685A Improved acousto-optic tunable filter
12/01/1987US4710585 Broad temperature range; stability
12/01/1987US4710431 Crystalline recording layer of boron, rare earth metal, and transition metal alloy
12/01/1987US4710315 Anisotropic compounds and liquid crystal mixtures therewith
12/01/1987US4709994 Liquid crystal device using ferroelectric liquid crystal twisted in two stable states
12/01/1987US4709993 Liquid crystal color display device having plural color filters per segment electrode
12/01/1987US4709992 Liquid crystal matrix display device having opposed diode rings on substrates
12/01/1987US4709991 Liquid crystal display with barrier layer to reduce permeability
12/01/1987US4709990 Electrodepositing coloring matter on display electrodes
12/01/1987US4709978 Mach-Zehnder integrated optical modulator