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)
12/1988
12/13/1988US4790634 Bistable liquid crystal in a fabry-perot etalon
12/13/1988US4790633 Liquid crystal switching apparatus
12/13/1988US4790632 Liquid crystal device having the microlenses in correspondence with the pixel electrodes
12/13/1988US4790631 Liquid crystal device with ferroelectric liquid crystal adapted for unipolar driving
12/13/1988US4790630 Active matrix display screen with drain resistance and processes for producing this screen
12/13/1988US4790619 Transmitters; glass of germanium, silicon or arsenic oxides with a heavy metal oxide
12/08/1988DE3817568A1 Method and device for optical modulation using superconducting material
12/07/1988EP0294274A1 Televisual monitoring device in an arc-welding process
12/07/1988EP0294061A1 Optical modulators based on polymers
12/07/1988EP0293911A2 Polymer liquid crystal device
12/07/1988EP0293910A2 Liquid crystal composition and liquid crystal device containing same
12/07/1988EP0293870A1 Method for electric field orientation of liquid crystal polymers and oriented materials of liquid crystal polymers obtained by the method
12/07/1988EP0293763A2 Smectic liquid crystal mixture
12/06/1988US4789899 Liquid crystal matrix display device
12/06/1988US4789858 Multifunction switch incorporating NCAP liquid crystal
12/06/1988US4789857 Active matrix display screen with line and column redundancy
12/06/1988US4789774 Electronic display device
12/06/1988US4789508 Negative dielectric anisotropy, elasticity; display devices
12/06/1988US4789500 Optical control element
12/06/1988US4789228 Electrically controlled optical switching device
12/06/1988US4789224 Instrument panel having light pipe having legs
12/06/1988US4789223 Matrix-addressed liquid crystal display device with compensation for potential shift of pixel electrodes
12/06/1988US4789213 Electro-optical modulator having a monomode light waveguide modulator
12/06/1988US4788865 Construction of liquid crystal cell for acoustic imaging
12/06/1988CA1246201A1 Ultrasonic detector cell and system
12/06/1988CA1245897A1 Optical switch
12/01/1988WO1988009322A1 Cyclobutane derivatives
12/01/1988DE3808400A1 Liquid crystal display device
12/01/1988DE3806050A1 Liquid-crystal display device
12/01/1988DE3717484A1 Cyclobutanderivate Cyclobutane derivatives
12/01/1988DE3717397A1 Cyclohexene derivatives
11/1988
11/30/1988EP0293093A2 Azo Compound
11/30/1988EP0293048A2 Matrix display system
11/30/1988EP0293008A2 A method and apparatus for an oscillation frequency separation among a plurality of laser devices
11/30/1988EP0292954A2 Use of optically active oxirane-2-carboxylic acid esters as dopants in liquid crystal mixtures containing them and new optically active oxirane-2-carboxylic acid esters
11/30/1988EP0292529A1 Optical reading of quantum well device.
11/30/1988EP0201508B1 Method for the preparation of gold-coloured titanium nitride layers
11/29/1988US4788687 Fluorozirconate fiber optic laser
11/29/1988US4788588 Liquid crystal display apparatus
11/29/1988US4788577 Substrate surface deflecting device
11/29/1988US4788514 Optical modulation arrangement
11/29/1988US4787737 Projection display apparatus
11/29/1988US4787717 Electrochromic indicator device with reflecting background
11/29/1988US4787716 Color member and method for manufacturing same
11/29/1988US4787714 Optical system including device for optically processing electromagnetic radiation at a repetition rate greater than about 1.25×104 Hz
11/29/1988US4787713 Transparent laser-addressed liquid crystal light modulator cell
11/29/1988US4787712 Active matrix liquid crystal display device having capacitive electrodes opposite the source buses
11/29/1988US4787692 Electro optical switch architectures
11/29/1988US4787691 Electro-optical silicon devices
11/29/1988US4787689 Devices having low loss curved or tapered optical waveguides
11/29/1988CA1245755A1 Electrically switched fiber optic directional coupler
11/29/1988CA1245724A1 Drift compensation technique for a magneto-optic current sensor
11/24/1988DE3715559A1 Liquid crystal display device - has diffusion screen edges enclosed by horse-shoe shaped cross-section frame
11/23/1988EP0292353A1 Device for the control of a light beam in a large angular range, and its use in a detecting device
11/23/1988EP0292330A2 Transparent laser-addressed liquid crystal light modulator cell
11/23/1988EP0292244A2 Polymeric liquid crystal composition and liquid crystal device
11/23/1988EP0292152A2 Electron beam-addressed liquid crystal cell
11/23/1988EP0292139A1 Azo compound
11/23/1988EP0291949A2 Nematic liquid crystal compound of four ring systems
11/23/1988EP0167537B1 Light valve
11/22/1988US4786948 Printer
11/22/1988US4786858 Liquid crystal electrostatic voltmeter
11/22/1988US4786780 Method for trimming thin-film transistor array
11/22/1988US4786730 Liquid crystal
11/22/1988US4786358 Method for forming a pattern of a film on a substrate with a laser beam
11/22/1988US4786268 Liquid-crystal display manufacturing method
11/22/1988US4786173 Method and apparatus for phase modulating a fiber-optic rotation sensor
11/22/1988US4786148 Color filter having different primary color pigment densities, inter alia
11/22/1988US4786147 Nematic liquid cell weakly doped by a chiral solute and of the type having electrically controlled birefringence
11/22/1988US4786146 Color sequential illumination system for a liquid crystal light valve
11/22/1988US4786145 Liquid crystal antidazzle mirror
11/22/1988US4786130 Fibre optic coupler
11/22/1988US4786129 Optical coupling assembly
11/22/1988US4786128 Device for modulating and reflecting electromagnetic radiation employing electro-optic layer having a variable index of refraction
11/22/1988US4786124 Optical system for processing light
11/22/1988CA1245329A1 Apparatus for the controlled transmission of light
11/22/1988CA1245328A1 Optical amplifier
11/17/1988WO1988008998A1 Improvements in or relating to light beam modulation
11/17/1988WO1988008997A1 Improvements in or relating to light beam modulation
11/17/1988WO1988008993A1 Integrated solid state non-volatile fiber optic switchboard
11/17/1988WO1988008870A1 Liquid crystal material
11/17/1988WO1988008742A1 Moisture remover
11/17/1988WO1988008145A3 Gimbal assembly
11/17/1988EP0291259A1 Ferroelectric liquid crystal data storage card
11/17/1988EP0291222A2 Semiconductor heterointerface optical waveguide
11/17/1988EP0291200A2 Fiber optic inter-mode coupling single-sideband frequency shifter
11/17/1988EP0291035A2 A light beam deflection scanning apparatus
11/17/1988EP0290670A2 Pattern production process
11/17/1988EP0290595A1 Cell surface antigen detection method.
11/17/1988EP0290570A1 Chiral or achiral cyclic compounds.
11/17/1988EP0290445A1 Apparatus incorporating phase conjugate mirrors
11/16/1988CN87217014U Nematic liquid crystal polarized diffusion type display
11/15/1988US4785297 Driver circuit for matrix type display device
11/15/1988US4784883 Rigid glass and thin flexible target substrates; fixture for attachment to electron beam addressed light valve
11/15/1988US4784793 Terpenoid derivatives and liquid crystal materials and devices containing them
11/15/1988US4784792 Optical displays, light switches
11/15/1988US4784791 Halogen-substituted phenyl benzyl ether derivatives
11/15/1988US4784716 Hybrid single crystal optic fibers by embedding
11/15/1988US4784477 Electrochromic device using transition metal oxide and method of producing same
11/15/1988US4784476 Nipi refractive index modulation apparatus and method
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