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7599584 |
Planar MID-IR integrated microphotonics
A planar mid-infrared (mid-IR) integrated microphotonic platform includes at least one laser performing lasing functions. The at least one laser comprises chalcogenide glass. At least amplifier...
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7570411 |
Optical limiter having trimetallic nitride endohedral metallofullerence films
An exemplary optical limiter device ( 100 ) has an optically transmissive substrate ( 102 ) and a layer ( 104 ) on a first surface ( 106 ) of the substrate, the layer having a trimetallic nitride...
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7532382 |
Display element
The present invention provides a display element including a layered body. The layered body includes a layered portion comprising a plurality of transparent thin films with different refractive...
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7525711 |
Actively tunable electromagnetic metamaterial
In one general aspect, a tunable electromagnetic metamaterial as described herein includes a substrate and an array of split ring resonators formed on the substrate. At least one of the split ring...
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7495815 |
Electro-optical modulator
An electro-optical modulator device and method are provided. The device comprises a light modulator unit having a first Cathode for exposing to input light; and an electric field source configured...
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7453620 |
Spatial optical modulation element and spatial optical modulation method
To provide a spatial optical modulation element having a long life free from a deterioration of optical modulation characteristics even if a high power laser beam with an ultra-short pulse is used...
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7426322 |
Plasmon photocatalysis
Plasmons on a waveguide may deliver energy to photocatalyze a reaction. The waveguide or other energy carrier may be configured to carry electromagnetic energy and generate plasmon energy at one or...
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7405855 |
Reconfigurable optical filter
A tunable optical filter comprising an index grating produced in a waveguide defining a longitudinal direction of propagation of an incident optical signal, said grating being defined by a...
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7383062 |
PC card and method of using same
A wireless PC card includes a housing portion including a width and a lens extending substantially the width of the housing portion; a light pipe housed by the housing portion; a substantially flat...
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7301686 |
Optically controlled optical-path-switching apparatus, and method of switching optical paths
An optical signal optical path switching method comprising steps of using a thermal lens based on a distribution of refractive index produced reversibly caused by temperature increase generated in...
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7283287 |
Light scanning unit, and image forming apparatus using the same
The invention is to provide a light scanning unit designed to suppress the quantity of torsion of a light beam caused by an inclination angle of a cylindrical lens disposed between a light source...
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7265893 |
OASLM and a method and apparatus for driving an OASLM
A method of controlling the switching of an optically addressable spatial light modulator (OASLM), to a first surface of which a write light signal is applied and to a second surface of which a...
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7259902 |
Reflective light control element with diffusible reflecting surface
A reflective photochromic element having a diffuse reflective surface is provided. A diffuse reflection type photochromic element has a transparent thin film having surface irregularities formed on...
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7242507 |
Electromagnetic wave absorptive film and its fabrication
An electromagnetic wave absorptive film for absorbing electromagnetic waves by means of destructive interference is disclosed to include a compound layer, which has single-layer and/or double-layer...
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7233426 |
Optical transistor
An optical transistor is disclosed. The optical transistor consists of a high speed photodetector region incident to a light intensity modulating region which separates a drain and source region....
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7215491 |
Optical path switching device and method
An optical path switching method includes converging and irradiating, on a light absorption layer film provided in a thermal lens forming element including at least the film, each of a control...
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7206112 |
Image display device and manufacuring method
An image display device includes at least one transmissive display panel arranged at different depth positions in a direction normal to a display surface of the image display device. Each of the...
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7196301 |
System for detecting incoming light from a remote laser source
A system and method for laser source detection. An exemplary embodiment of the system includes a first array of lenses, a second array of opto devices (including light sources and light detectors),...
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7151626 |
Reflective organic layers
The present invention pertains to organic reflective layers comprising an organic radical cation compound, wherein the layer reflects in the infrared region. Preferably, the organic radical cation...
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7142342 |
Electroabsorption modulator
The electroabsorption modulator comprises a p-i-n junction structure that includes an active layer, a p-type cladding layer and an n-type cladding layer with the active layer sandwiched between the...
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7137705 |
Optical device with optical modulator fixation-enhancing structure and projector
A cross dichroic prism as a color-combining optical device and optical modulators constituting an optical device body are fixed with insulating pins being interposed. The optical device body...
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7098290 |
Method of preparing an optical polymerizate
The present invention is directed to a novel method of preparing a polymerizate, which includes the step of polymerizing a two-component composition, which includes: a first component containing at...
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7087698 |
Method of preparing an optical polymerizate
The present invention is directed to a novel method of preparing a polymerizate, which includes the step of polymerizing a two-component composition, which includes: a first component containing at...
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7057151 |
Optical transmission apparatus with directionality and divergence control
An apparatus for emitting light with a controlled directionality and optical divergence from at least one opening includes a light impervious surface structure having the at least one opening, a...
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7038827 |
Variable semiconductor all-optical buffer using slow light based on electromagnetically induced transparency
A variable semiconductor all-optical buffer and method of fabrication is provided where buffering is achieved by slowing down the optical signal using a control light source to vary the dispersion...
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7016097 |
Optical device with a temperature insensitive optical pathlength
The thermo-optic behavior of an optical path over a range of temperatures is controlled by determining a figure of merit (FoM) for the optical path and including in the path a body of NaBi(Mo 1-x W...
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6999221 |
Bimorphic polymeric photomechanical actuator
A bimorphic polymeric photomechanical actuator, in one embodiment using polyvinylidene fluoride (PVDF) as a photosensitive body, transmitting light over fiber optic cables, and controlling the...
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6999219 |
Optical modulator
Provided is an optical modulator for modulating light comprising: a superlattice structure having a plurality of interleaved narrow and wide bandgap semiconductor layers, wherein wave functions of...
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6952298 |
Electro-optical device, method of driving electro-optical device, method of selecting scanning line in electro-optical device, and electronic apparatus
The invention provides an electro-optical device capable of reducing power consumption. In an organic EL display, the pixel circuits are provided at the intersection portions of the respective...
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6937378 |
Optically controlled device, method of controlling the optically controlled device, spatial light modulator, and projector
An optically controlled device includes a transparent electrode, a conductivity variable portion, a driving electrode, a movable unit, and a support portion. A method of controlling the optically...
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6933325 |
High index curable photochromic composition and its process
A high refractive index, curable, synthetic resin composition comprising a core resin composition composed of a mixture of ethylenically unsaturated compounds, and an initiation system containing...
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6927748 |
Spatial light modulator imaging systems
A spatial light modulator imaging system comprises an electrically addressed spatial light modulator (EASLM 4, 30 ) whose optical image output is projected onto different areas of an optically...
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6920340 |
System and method for reducing exposure to electromagnetic radiation
A system, apparatus, and method for reducing exposure to electromagnetic radiation by transferring at least one communication between a first interface, proximate a wireless device capable of...
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6897436 |
System and method for optical processing based on light-controlled photon tunneling
A system ( 10 ) for optical processing based on light-controlled photon tunneling is provided. The system ( 10 ) includes a prism ( 12 ) having a metallic film layer ( 14 ) formed on an upper...
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6894827 |
Optical linear processor
An optical signal processor for transforming a first vector into a second vector comprising: a plurality of linear light sources each of which provides light having an intensity responsive to a...
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6891667 |
System and method for filtering electromagnetic and visual transmissions and for minimizing acoustic transmissions
The invention describes a system and methods for filtering electromagnetic and visual transmissions and for minimizing acoustic transmissions. Various combinations of UV, IR, and yellow-tinted...
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6885487 |
Packaging for optical transceiver module
A packaging method of the optical transceiver module for transmitting optical signals is disclosed. The invention includes a base, a case, a transmission unit and receiving unit. The transmission...
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6879738 |
Method and apparatus for modulating an optical beam in an optical device
An apparatus and method for modulating an optical beam. In one embodiment, a method according to embodiments of the present invention includes splitting first and second optical beams having first...
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6839175 |
Image forming element and image forming device
An image forming element is disclosed which is easy to manufacture, which can form images easily and at a low cost, and which is stable without fear of environmental problems arising at a time of...
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6789737 |
Light source mechanism of barcode scanner
A light source mechanism of a barcode scanner includes a laser diode as the point type light source, a collimating lens and a standing cylindrical lens in front of the laser diode. A mirror or a...
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6781733 |
Optical film and liquid crystal display using the same
An optical film comprising microlenses, a light shield layer and a light diffusion layer, wherein, for example, the light transmittance passing through the light shield layer is modulated depending...
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6757094 |
Optical shutter assembly
The present invention pertains to an optical shutter comprising an photon-absorbing layer and a surface layer in a transparent state on at least one side of the photon-absorbing layer, wherein the...
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6757091 |
Method and apparatus for phase shifting an optical beam in an optical device
An apparatus and method for modulating a phase of optical beam. In one embodiment, an apparatus according to embodiments of the present invention includes a first region of semiconductor material...
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6753993 |
Passive optical wavelength converter
Apparatus for wavelength conversion includes a first optical be splitter, a first leg and a second leg each splitting from the first optical beam splitter, a first optically passive nonlinear...
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6728021 |
Optical component and method of inducing a desired alteration of an optical property therein
High precision optical components, for example CaF 2 lenses in lithographic systems for the production of integrated circuits, often suffer from stress induced birefringence and other...
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6724512 |
Optical switch device
The present invention pertains to an optical shutter comprising an organic free radical compound, wherein the optical shutter is reversibly imageable to switch between a non-reflective and...
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6693732 |
Optical sampler based on stable, non-absorbing optical hard limiters
An optical sampler based on stable, non-absorbing optical hard limiters includes an optical feedback loop for storing an optical signal in optical form. The optical feedback loop includes...
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6674565 |
Travelling wave-type optical modulator
A travelling wave-type optical modulator has a supporting substrate and a ferroelectric single crystalline layer on the supporting substrate. The ferroelectric single crystalline layer has thicker...
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6631021 |
Polyfunctional thiirane compounds
Describes novel polyfunctional thiiranes. Also described are polymerizable compositions comprising such novel polyfunctional thiiranes, and polymerizates, e.g., optical lenses, prepared therefrom....
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6624922 |
Electro-optic device for adding/subtracting optical signals
An electro-optic interconnect for use with optical signals and a probe beam is disclosed. A plurality of first optoelectronic detectors responds to an optical signal and develops a plurality of...
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