Patents
Sitemap › G02 - Optics › G02F - Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating or demodulating; Techniques or procedures for the operation thereof; Frequency-changing; Non-linear optics; Optical logic elements; Optical analogue/digital converters › 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
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)
03/1989
03/21/1989US4814523 Nematic liquid crystal compound of four ring systems
03/21/1989US4814476 Liquid crystalline compound
03/21/1989US4813770 Cell with a double liquid crystal layer using the electrically controlled birefringence effect and process for producing a uniaxial medium with negative optical anisotropy usable in said cell
03/21/1989US4813769 Liquid crystal wave division device
03/21/1989US4813768 Liquid crystal device having an oblique evaporation film which is protected by a protective layer
03/21/1989US4813767 Surface stabilized ferroelectric liquid crystal devices
03/21/1989US4813766 Optical time delay apparatus
03/21/1989US4813757 Optical switch including bypass waveguide
03/21/1989CA1251562A1 In-line fiber optic memory
03/21/1989CA1251552A1 Non-coherent frequency source and sector scanning apparatus for ultrasonic imaging system using a liquid crystal detector cell
03/15/1989EP0307244A1 An optical space switch
03/15/1989EP0307243A1 Optical distributor
03/15/1989EP0307231A2 Display device
03/15/1989EP0307114A2 Improved light modulating material and method for preparing same
03/15/1989EP0306956A2 Waveguide type optical multiplexer/demultiplexer
03/15/1989EP0306925A1 Recording method and recording apparatus
03/15/1989EP0306917A2 A nematic liquid crystal composition
03/15/1989EP0306893A2 Hydrazide-containing thermoplastic polymers exhibiting nonlinear optical response
03/15/1989EP0306822A2 Display system for ferroelectric liquid crystal
03/15/1989EP0306604A1 Optical control apparatus controlling rays travelling through a light guide, in particular an optical switch
03/15/1989EP0306521A1 Ethine derivatives as compounds of liquid crystal phases.
03/15/1989EP0306512A1 Improved master-oscillator power-amplifier laser system.
03/15/1989EP0306505A1 Acetylene derivatives as components of liquid crystal phases.
03/15/1989EP0306479A1 Display device for information on lc-displays
03/15/1989EP0205503B1 Liquid crystalline phase
03/15/1989EP0070298B1 Areal electronic imaging apparatus
03/15/1989CN1031709A Optically active liquid crystal components
03/14/1989US4812837 LC display device with both positive and negative image display modes
03/14/1989US4812776 System for amplifying and shaping optical pulses
03/14/1989US4812767 For controlling a light intensity of a light beam
03/14/1989US4812639 Self-aligning phase conjugate laser
03/14/1989US4812387 Forming a thim film which functions as a color filter used for colorization of a luquid crystal display
03/14/1989US4812258 Liquid crystal dielectrics
03/14/1989US4812034 Projection type liquid crystal display device
03/14/1989US4812025 Optical interface for a magneto-optical current transducer
03/14/1989US4812019 Method for producing the first differential of a two-dimensional image and optical structural element for performing the method
03/14/1989US4812018 Liquid crystal display element having alignment film formed of plasma-polymerized acetonitrile
03/14/1989US4812017 Pixel configuration to achieve a staggered color triad with insulated connection between third, split pixel electrodes
03/14/1989CA1251068A1 Interferometer with kerr effect compensation
03/09/1989WO1989002144A1 Active matrix cell for ac operation
03/09/1989WO1989002095A1 Lcmos displays fabricated with implant treated silicon wafers
03/09/1989WO1989002094A1 Liquid crystal light valve and associated bonding structure
03/09/1989WO1989002093A1 Liquid crystal micelles, display, having concentric spheres
03/09/1989EP0187768A4 Liquid crystal temperature sensor and materials.
03/08/1989EP0306401A1 Mid-infrared frequency shifter
03/08/1989EP0306400A1 Electromagnetic wave quantum well modulator and its use as polarizer
03/08/1989EP0306339A2 Chiral smectic C liquid crystalline polyester and optical filter
03/08/1989EP0306338A1 Electro-optical device
03/08/1989EP0306304A1 Belt for high load transmission
03/08/1989EP0306203A2 A method of addressing a ferroelectric liquid crystal display
03/08/1989EP0306195A2 Optically active-2,5-diphenylpyridines
03/08/1989EP0306136A2 Modulated blue laser source
03/08/1989EP0306011A2 Method for driving a display device
03/08/1989EP0305430A1 Optical device with a non reciprocal polarization rotator
03/08/1989CN2033910U Pressure controlling liquid crystal displaying device
03/07/1989US4811353 Semiconductor optical modulator
03/07/1989US4811006 Display arrangement with improved drive
03/07/1989US4811005 Control process and device for liquid crystal display
03/07/1989US4811003 Alternating parallelogram display elements
03/07/1989US4810978 Imaging system which responds to incoming light
03/07/1989US4810637 Lamination, metals, semiconductors, dopes, etching, passivation, conductors
03/07/1989US4810599 Electrolytic cells, capacitors, electrochromic display
03/07/1989US4810338 Side chain liquid crystalline polymers exhibiting nonlinear optical response
03/07/1989US4810067 Electrochromic device and method of making an electrochromic layer therefor
03/07/1989US4810065 High-frequency light polarization modulator device
03/07/1989US4810064 Liquid crystal projection display having laser intensity varied according to beam change-of-axis speed
03/07/1989US4810063 Enhanced scattering voltage sensitive encapsulated liquid crystal with light directing and interference layer features
03/07/1989US4810062 Liquid crystal cell with opaque mask for printing device
03/07/1989US4810061 Liquid crystal element having conductive wiring part extending from top of transistor light shield to edge
03/07/1989US4810060 Active color liquid crystal display element compensating for differing voltage-transmission curves of the primary colors
03/07/1989US4810058 Exposure device utilizing a liquid crystal shutter matrix
03/07/1989US4810051 Optical fiber modulator
03/07/1989US4809573 Adaptive torque control of cutoff knife pull roll
03/07/1989CA1250976A1 Method for generating electronically controllable color elements and color display based on the method
03/02/1989DE3727320A1 Slatted window blind
03/01/1989EP0305030A1 Liquid crystal display element
03/01/1989EP0304994A2 Polarisation scrambler
03/01/1989EP0304990A2 Apparatus for addressing active displays
03/01/1989EP0304738A2 Optically active liquid-crystal components
03/01/1989EP0304657A2 Active matrix cell and method of manufacturing the same
03/01/1989EP0304602A2 Arrangement with at least one integrated optical waveguide and an electrode on an electro-optic subtrate
03/01/1989EP0304447A1 Coupler
03/01/1989CN1031431A Transparent laser-addressd lquid crystal light modulator cell
02/1989
02/28/1989US4809291 Diode pumped laser and doubling to obtain blue light
02/28/1989US4809290 Opto-electronic directional switch
02/28/1989US4808991 Method and apparatus for liquid crystal display with intermediate tone
02/28/1989US4808990 Liquid crystal display assembly
02/28/1989US4808983 Flat-panel display and a process for its manufacture
02/28/1989US4808332 Acrylic copolymers exhibiting nonlinear optical response
02/28/1989US4807978 Color display device and method using holographic lenses
02/28/1989US4807977 Multi-color electrochromic cells having solid polymer electrolytes and a distinct electrochromic layer
02/28/1989US4807976 Light valve system and method with pulsed readout
02/28/1989US4807975 Image forming system having uniform illumination flux for liquid crystal image means
02/28/1989US4807973 Matrix address display apparatus having conductive lines and pads for repairing defects
02/28/1989US4807972 Temperature compensating driver for a liquid crystal display
02/28/1989US4807970 Holograms in photorefractive materials
02/28/1989US4807968 Polymer blends exhibiting nonlinear optical response
02/28/1989US4807952 Voltage-induced optical waveguide modulator having reduced inter-electrode gap
02/28/1989CA1250676A1 Method for writing characters on a liquid crystal display
02/28/1989CA1250473A1 Optical transmission filter for far field beam correction
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