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)
06/1988
06/29/1988EP0272301A1 Polymerizable liquid crystal materials and polymers displaying liquid crystal phases.
06/29/1988CN87107536A Liquid crystal display illumination system
06/28/1988US4754291 Light beam scanning recording apparatus width modulation of both total pulse duration and intensity
06/28/1988US4754275 Display with supplemental lighting system
06/28/1988US4753752 Optically active esters
06/28/1988US4753518 Integrated control, active matrix display comprising two groups of row electrodes and two groups of column electrodes per image point and its control process
06/28/1988US4753517 Electrooptical light gating methods and apparatus
06/28/1988US4753507 For applying a transverse compressive force to an optical fiber
06/28/1988US4753505 Optical thermooptic switch device
06/28/1988US4753276 Method and apparatus for injecting liquid into display device cell
06/23/1988DE3742245A1 Gemischte gluehlicht-/fluoreszenzlichtquelle fuer fluessigkristallanzeigen Mixed gluehlicht- / fluorescent light source for fluessigkristallanzeigen
06/22/1988EP0272194A1 Liquid crystal display device having polychromatic glass color filters
06/22/1988EP0272115A2 Optically active liquid crystalline biphenyl compound
06/22/1988EP0272018A2 Liquid crystal display apparatus
06/22/1988EP0271960A2 Matrix display devices
06/22/1988EP0271956A2 A liquid crystal display illumination system
06/22/1988EP0271900A2 Device, method and apparatus for optical modulation
06/22/1988EP0271730A2 Side chain liquid crystalline polymers exhibiting nonlinear optical properties
06/22/1988EP0271641A1 Polarization-insensitive optical switch and multiplexing apparatus
06/22/1988EP0271528A1 Spatial light modulator.
06/22/1988CN87213259U Self-regulating shade glass
06/21/1988US4752774 Control process for a matrix display means displaying grey levels
06/21/1988US4752771 Electronic instrument panel
06/21/1988US4752414 Nitrogen-containing heterocyclic compounds
06/21/1988US4752413 2-(alkyloxycarbonyloxyphenyl)-5-alkylpyridine and composition containing same
06/21/1988US4752130 Optical systems utilizing a volume transmission diffraction element to provide wavelength tuning
06/21/1988US4752120 Polarization controlling device comprising a beam splitter for controllably bifurcating an input polarized beam to two polarization controlling elements
06/21/1988US4752119 A diphenylamine as an electrochromic material
06/16/1988WO1988004440A1 Optical reading of quantum well device
06/16/1988WO1988004305A1 Materials with nitrogenous six-membered rings
06/16/1988WO1988004290A1 Cyano-alicyclic esters in liquid crystal compositions
06/16/1988DE3641024A1 Stickstoffhaltige sechsringverbindungen Six ring compounds containing nitrogen
06/15/1988EP0271411A2 Bistable optical device with a photorefractive crystal
06/15/1988EP0271375A1 Thermally, electrically or magnetically operated lyotropic liquid-crystal devices
06/15/1988EP0271344A2 Liquid crystal display element and method for driving same
06/15/1988EP0271339A2 An apparatus for optically analyzing an object using four-wave mixing technique
06/15/1988EP0271315A2 Color liquid crystal display unit
06/15/1988EP0271313A2 Liquid crystal display device
06/15/1988EP0271251A1 Second harmonic generation by carbamic acid derivatives
06/15/1988EP0271105A2 Color filter
06/15/1988EP0271074A2 Projection tube
06/15/1988EP0270644A1 Optical devices utilising photochromic compounds
06/15/1988CN87107102A Solid electrochemical element and process for manufacturing thereof
06/14/1988US4751555 Indium phosphide and indium gallium phosphide with controlled gallium concentration
06/14/1988US4751509 Light valve for use in a color display unit with a diffraction grating assembly included in the valve
06/14/1988US4751387 Infrared imaging system and method
06/14/1988US4751378 Optical device with quantum well absorption
06/14/1988US4751196 High voltage thin film transistor on PLZT and method of manufacture thereof
06/14/1988US4751019 Liquid crystal compound having methyleneoxy group and composition containing same
06/14/1988US4751017 Liquid crystals
06/14/1988US4750834 Interferometer including stationary, electrically alterable optical masking device
06/14/1988US4750817 Multi-color electrochromic cells having solid polymer electrolyte layer with organic electrochromic material dissolved therein
06/14/1988US4750816 Electrochromic element comprising an organic, oxidative color-forming layer and an inorganic, reductive color-forming layer
06/14/1988US4750815 Method and apparatus for generating optical information
06/14/1988US4750801 Optical waveguide resonator filters
06/08/1988EP0270169A1 Liquid crystal display projection having improved contrast
06/08/1988EP0270167A1 Optical relay in which the target is cooled by a heat exchanger with a controlled-temperature gradient
06/08/1988EP0270027A1 Optical deflecting apparatus
06/08/1988EP0269963A2 Ferroelectric liquid crystals
06/08/1988EP0269730A1 Optical system.
06/07/1988US4750014 Optical device
06/07/1988US4749952 Light amplifier based on the magnetoelectric-photo effect
06/07/1988US4749777 Liquid crystal aligning agent from tetracarboxylic acid dianhydride, diamine and monoamine
06/07/1988US4749262 Metal film light modulator
06/07/1988US4749261 Shatter-proof liquid crystal panel with infrared filtering properties
06/07/1988US4749260 Variable color transparent panels
06/07/1988US4749258 Liquid crystal optical cross point switching device
06/07/1988US4749248 Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same
06/07/1988CA1237836A1 Multi-color liquid crystal display system
06/07/1988CA1237835A1 Image forming method and apparatus therefor
06/07/1988CA1237778A1 Optical modulation system
06/07/1988CA1237632A1 Priority valve
06/01/1988EP0269429A2 Acoustic imaging system and liquid crystal cell therefor
06/01/1988EP0269150A1 Method of driving a display device and a display device suitable for such a method
06/01/1988EP0269123A2 A thin film transistor array for liquid crystal display panel
06/01/1988EP0269062A2 Ferroelectric liquid crystal mixture for guest-host type display elements
06/01/1988EP0269061A2 An optical filter device
06/01/1988EP0269018A2 Solid polymer electrolyte composition
06/01/1988EP0268877A2 Encapsulated liquid crystal and method
06/01/1988EP0268620A1 Projectable passive liquid crystal display.
05/1988
05/31/1988US4748631 Modulated laser source for optical storage
05/31/1988US4748546 Fluorescent backlighting unit
05/31/1988US4748510 Drive circuit for liquid crystal display device
05/31/1988US4748445 Matrix display panel having a diode ring structure as a resistive element
05/31/1988US4748444 LCD panel CMOS display circuit
05/31/1988US4748366 Novel uses of piezoelectric materials for creating optical effects
05/31/1988US4748074 Waveguides
05/31/1988US4747672 Light compensating liquid crystal display
05/31/1988US4747671 Ferroelectric optical modulation device and driving method therefor wherein electrode has delaying function
05/31/1988US4747654 Optical monomode guidance structure including low resolution grating
05/31/1988US4747650 Semiconductor optical amplifier
05/31/1988CA1237509A1 Alignment technique for liquid crystal devices
05/31/1988CA1237508A1 Alignment of ferroelectric lcds
05/26/1988DE3739426A1 Verfahren zum optischen aufzeichnen und lesen von informationen Recording method for optical and reading information
05/26/1988DE3739219A1 Electro=optical light shutter e.g. for printer
05/26/1988DE3636234A1 Thin-film field-effect transistor employing amorphous silicon
05/25/1988EP0268523A1 An optical launching device for optical direct amplifier
05/25/1988EP0268522A1 Matrix display device and method of driving it
05/25/1988EP0268384A1 Non-linear optical device
05/25/1988EP0268380A2 A liquid crystal display device having display and driver sections on a single board
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