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)
12/1990
12/19/1990EP0402983A1 Driving circuit for a matrix display device
12/19/1990EP0402944A2 Light addressed liquid crystal light valve
12/19/1990EP0402850A2 Dot-matrix display apparatus
12/19/1990EP0402804A2 Polarization-insensitive interferometric waveguide electrooptic modulator
12/19/1990EP0402803A2 Polarization-insensitive interferometric waveguide electrooptic modulator
12/19/1990EP0402802A2 Polarization-insensitive linear waveguide electrooptic phase modulator
12/19/1990EP0402767A2 Method and device for optical signal amplification
12/19/1990EP0402632A2 Aromatic polyimide silanol compounds, precursors and polymers thereof
12/19/1990EP0290595A4 Cell surface antigen detection method
12/19/1990CA2019202A1 Light addressed liquid crystal light valve
12/18/1990US4979235 Polarization controller for use in optical fiber communication system
12/18/1990US4979234 Saturated semiconductor laser amplifier for compensation of optical fibre dispersion
12/18/1990US4979176 A transducer, coupled to an optically isotropic solid state substrate, for inducing acoustic waves; lasers
12/18/1990US4979006 Reverse staggered type silicon thin film transistor
12/18/1990US4978952 Flat screen color video display
12/18/1990US4978951 Matrix display devices with interconnected diode ring circuit providing fault tolerance
12/18/1990US4978890 Fluorescent lamp device
12/18/1990US4978888 Thick-film integrated flat fluorescent lamp
12/18/1990US4978652 Method of making a color filter array element using a heated embossed surface
12/18/1990US4978476 Side chain polymers exhibiting nonlinear optical response
12/18/1990US4978473 Polymeric solid electrolyte
12/18/1990US4978203 Liquid crystal device with an apparent hysteresis
12/18/1990US4978189 Hybrid optical isolator, circulator or switch, and systems utilizing same
12/18/1990US4978188 Integrated optical device and method for manufacturing thereof
12/18/1990CA1278118C Multicolor liquid crystal display system
12/18/1990CA1278080C Projection-type multi-color liquid crystal display device
12/18/1990CA1277989C Self-doped polymers
12/14/1990CA2016849A1 Monocarbamate diols, polymers derived from them and nlo-active materials therefrom
12/13/1990WO1990015360A1 Ferroelectric liquid crystal display with grey levels and/or a continuous grey scale
12/13/1990WO1990015117A1 Liquid crystal composition and liquid crystal element
12/13/1990WO1990015116A1 Fluorophenyl pyrimidines
12/13/1990WO1990015113A1 Fluoro-chloro-benzene derivatives
12/13/1990DE3919104A1 Fluorphenylpyrimidine Fluorphenylpyrimidine
12/13/1990DE3918828A1 Twisted nematic cell type LCD - has greater view angle in larger operating temp. range with less background noise
12/13/1990CA2018759A1 Polarization-insensitive interferometric waveguide electrooptic modulator
12/13/1990CA2018757A1 Polarization-insensitive interferometric waveguide electrooptic modulator
12/13/1990CA2018753A1 Polarization-insensitive linear waveguide electrooptic phase modulator
12/12/1990EP0402298A2 A system for marking moving objects by laser beams
12/12/1990EP0402233A1 Liquid crystal compounds
12/12/1990EP0402170A2 Liquid crystal display device
12/12/1990EP0402146A2 Prismatic illuminator for flat panel display
12/12/1990EP0402137A2 Projection type image display apparatus
12/12/1990EP0402106A2 A display device
12/12/1990EP0402103A2 Method for orienting a liquid crystal polymer
12/12/1990EP0402038A2 Polymeric charge transfer complexes for nonlinear optical applications
12/12/1990EP0401925A1 Integrated semiconductor device including an electrooptical switch
12/12/1990CN1010807B Liquid crystal display projection system having improved contrast
12/11/1990US4977620 Optical homodyne detection
12/11/1990US4977456 Liquid crystal viewfinder
12/11/1990US4977013 Tranparent conductive coatings
12/11/1990US4977007 Flexibility, weatherproof
12/11/1990US4976536 Liquid crystal display for projection systems
12/11/1990US4976520 Common path multichannel optical processor
12/11/1990US4976517 Optical unit including electrooptical crystal elements
12/11/1990US4976516 Display device
12/11/1990US4976515 Method of driving a ferroelectric to display device to achieve gray scales
12/11/1990US4976514 Liquid crystal display device
12/11/1990US4976513 Tunable wavelength filter
12/11/1990CA1277755C Optically bistable device
12/11/1990CA1277525C Movable member mounting
12/11/1990CA1277521C Optical change-over switch
12/08/1990CA2016752A1 Polymeric charge transfer complexes for nonlinear optical applications
12/05/1990EP0401063A1 Polymers with nonlinear optical activity
12/05/1990EP0400992A2 Method for driving display device
12/05/1990EP0400797A2 Electrochromic device
12/05/1990EP0400738A1 Method of making opaque grid lines for thermally-transferred color filter array element
12/05/1990EP0400737A1 Method of making opaque grid lines for thermally-transferred color filter array element
12/05/1990EP0400654A2 Method of orienting a liquid crystal material, apparatus therefor, and liquid crystal device oriented thereby
12/05/1990EP0400635A2 Liquid crystal device
12/05/1990EP0400559A2 Semiconductor optical device
12/05/1990EP0400098A1 Light modulating materials comprising liquid crystal microdroplets dispersed in a birefringent polymeric matrix.
12/05/1990EP0400070A1 Laser-machining polymers
12/05/1990EP0400068A1 Derivatives of 2,3-difluorophenol
12/05/1990EP0400007A1 Ferroelectric liquid crystal screen with opacified electrodes in the non-switchable zone of the screen and methods for obtaining spacers and for treating such screen
12/04/1990US4975892 Piezoelectric transducer to generate bulk waves
12/04/1990US4975145 Method for manufacturing liquid crystal device having electrode strips of no use
12/04/1990US4974945 Optical modulator
12/04/1990US4974944 For passing light in a forward direction
12/04/1990US4974943 Light beam scanning apparatus
12/04/1990US4974942 Active flat-design video screen
12/04/1990US4974941 Process of aligning and realigning liquid crystal media
12/04/1990US4974940 Liquid crystal display device
12/04/1990US4974939 Liquid crystal device having electrode strips in the peripheral seal
12/04/1990US4974933 Optical waveguides and their manufacture
12/04/1990US4974923 Gap tuned optical waveguide device
12/04/1990CA1277405C Optical resonating device
12/04/1990CA1277404C Apparatus comprising raman-active optical fiber
12/04/1990CA1277403C Liquid crystal device
12/03/1990WO1990015087A1 (meth)acrylate copolymerizates and their use in non-linear optics and in the production of langmuir-blodgett coatings
12/03/1990CA2049942A1 (meth)acrylate copolymerizates and their use in non-linear optics and in the production of langmuir-blodgett coatings
12/01/1990WO1990015359A1 Liquid crystal display mounting structure
12/01/1990WO1990015115A1 Fluorinated biphenyl derivatives
12/01/1990CA2055474A1 Liquid crystal display mounting structure
12/01/1990CA2033204A1 Fluorinated biphenyl derivatives
11/1990
11/30/1990CA2017912A1 Semiconductor optical device
11/30/1990CA2016832A1 Method of making grid lines for thermally-transferred color filter array element
11/30/1990CA2015801A1 Enhanced electrode conducting paths in electrochromic devices
11/30/1990CA2015612A1 Method of making opaque grid lines for thermally-transferred color filter array element
11/29/1990WO1990014611A1 High speed optical protection using smectic liquid crystal
11/29/1990WO1990014606A1 Optical switches using cholesteric or chiral nematic liquid crystals
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