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7634165 |
Monolithic tunable lasers and reflectors
A wavelength tunable device for operating on at least a portion of energy propagating through a waveguide is disclosed. The wavelength tunable device includes an upper cladding and a lower cladding...
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7633056 |
Particle movement device
A process for moving a particle using a device, the device including a substrate, a wave guide and a grating formed on the wave guide. The process includes injecting light with wavelength λ into...
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7630602 |
Optical filter module and method of manufacturing the same
An optical filter module for wavelength multiplexing and demultiplexing and a method of manufacturing the same are provided. The optical filter module for wavelength multiplexing and demultiplexing...
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7627212 |
Optical integrated device
An optical integrated device includes an optical waveguide structure formed on a semiconductor substrate and including a plurality of first channel optical waveguide portions, an optical coupler...
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7627204 |
Optical-electrical flex interconnect using a flexible waveguide and flexible printed circuit board substrate
A flex interconnect with an integrated electrical-to optical and optical-to-electrical transport layer, which enables the optical transport of critical high speed data without the need of expensive...
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7620284 |
Optical waveform shaping device including portions for respectively absorbing and amplifying transmitted optical signal
An optical waveform shaping device includes a first waveguide portion, formed on a substrate, for transmitting the optical signal and simultaneously absorbing a portion of the optical signal, which...
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7616856 |
Varying refractive index optical medium using at least two materials with thicknesses less than a wavelength
An optical medium has a graded effective refractive index with a high maximum refractive index change. The medium is formed using alternating layers of two or more materials having significantly...
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7616849 |
Illuminating devices including uniform light distribution, multiple light sources, and multiple types of light sources
An optical device for collecting and distributing light from a quasi point light source which includes a planar light guide having surfaces through which optical axes are periodically spaced. There...
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7609932 |
Slot waveguide structure
A nanometer slot waveguide includes a nanometer slot waveguide structure with vertically stacked layers. The vertically stacked layers include a substrate, a first waveguide layer defining a first...
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7609919 |
Coupling-enhanced surface etched gratings
The invention describes the method and apparatus for enhancement of coupling efficiency in effective-ridge laterally-coupled surface-etched grating waveguide structures, where a slab waveguide has...
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7605103 |
Translucent ceramic and method for manufacturing the same, and optical component and optical device
A translucent ceramic containing a main component represented by Ba{M x B1 y B2 z } v O w (wherein B1 is a trivalent metallic element, B2 is a quintavalent metallic element, M is at least one...
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7603003 |
Nanocomposites
This invention provides composite materials comprising nanostructures (e.g., nanowires, branched nanowires, nanotetrapods, nanocrystals, and nanoparticles). Methods and compositions for making such...
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7599586 |
Integrated chip
An integrated chip for data communication, telecommunication and optical analysis for at least one, two or more wavelengths where the chip can be used not only to emit light but also to detect...
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7599594 |
Method of fabricating waveguide using sacrificial spacer layer
The present invention is a method of fabricating a waveguide using a sacrificial spacer layer. The first step in this process is to fabricate the underlying optical semiconductor structure. A...
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7599596 |
Optical receiver for use with range of signal strengths
A receiver includes a waveguide defined in a layer of silicon positioned on a base. The waveguide is immobilized relative to the base along the length of the waveguide. The waveguide is unbranched...
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7592632 |
Light emitting device and display device using the same
A small-sized and high-efficiency light emitting device capable of easily emitting green light includes a resonator including a photonic crystal having a refractive-index periodic structure and a...
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7590325 |
Two-dimensional photonic crystal optical multiplexer/demultiplexer
The present invention provides an optical multiplexer/demultiplexer that can be smaller in size and higher in Q-factor or efficiency. This object is achieved by the following construction. In a...
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7587114 |
Film-shaped optical waveguide production method
A film-shaped optical waveguide production method which ensures easy production of individual film-shaped optical waveguides without the need for cutting and stamping. A plurality of film-shaped...
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7587112 |
Optical device and light control method
In order to prevent a spectrum of a wavelength channel from becoming narrower, a device according to the present invention includes a light dividing section capable of dividing a wavelength...
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7583880 |
Methods of forming printed circuit boards having optical functionality
Provided are methods of forming printed circuit boards having optical functionality. The methods involve applying a dry-film to a printed circuit board substrate and forming an optical waveguide...
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7583881 |
Optical element and display with transparent tensioned supporting films
An optical element comprises a stack of at least three juxtaposed films with at least one inner optical film and two outer transparent films exhibiting high dimensional stability, wherein a...
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7583882 |
Waveguides for ultra-long range surface plasmon-polariton propagation
The disclosure relates to surface plasmon-polariton waveguides, which can guide ultra-long range surface plasmon-polariton waves. The attenuation of an ultra-long range surface plasmon-polariton...
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7580605 |
Three-dimensional optical waveguide, method of manufacturing same, optical module, and optical transmission system
A three-dimensional-optical waveguide is formed by laminating planar substrates such as a plurality of lens substrates and, an isolator substrate and a wavelength division multiplexing filter, the...
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7577322 |
Optical integrated circuit comprising a light guide forming at least one optical separation
An optical integrated circuit with waveguide separation on a substrate includes at least one separating unit, including an optical input/output interface in relation with an external light wave...
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7575939 |
Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also...
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7577327 |
Optical junction apparatus and methods employing optical power transverse-transfer
An optical apparatus comprises an optical device formed on a device substrate, a first optical waveguide formed on the substrate or on the optical device, and a second, mechanically discrete...
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7577319 |
Semiconductor optical device and manufacturing method thereof
A low reflective window structure in an existent electro-absorption optical modulator involves a trading off problem between the increase in the parasitic capacitance and the pile-up. This is...
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7574098 |
Photonic crystal device
A photonic crystal device according to the present invention includes: a first dielectric substrate 104 having a first lattice structure, of which the dielectric constant changes periodically...
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7574089 |
Optofluidic devices and methods of using the same
An optofluidic device is provided. The device includes a cladding region having a first refractive index, and a channel defined by the cladding region such that the cladding region forms an inner...
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7563623 |
Biosensor
It is an object of the present invention to provide a biosensor on which a large amount of protein can be immobilized and nonspecific adsorption is less likely to occur with the use of a SAM...
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7561774 |
Optical waveguide
In the optical waveguide which comprises a core layer to be an optical transmission region and an upper clad layer and a lower clad layer covering the surrounding of the core layer and of which the...
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7561764 |
Integrated reflector for planar lightwave circuits
A reflector chip of the present invention integrates a planar lightwave circuit (PLC) waveguide wafer and an active component, such as a photo-detector or laser, e.g. vertical cavity surface...
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7561773 |
Optical waveguide, method of manufacturing the same and optical communication module
An optical waveguide includes: a lower substrate; a waveguide core that is formed on the lower substrate; a clad that is formed to surround a periphery of the waveguide core; and an upper substrate...
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7558456 |
Optical waveguide device
An optical waveguide device includes a lower cladding layer, a high refractive index region provided on the lower cladding layer, a pair of cores provided on the lower cladding layer on both sides...
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7546003 |
Suspension board with circuit and producing method thereof
A suspension board with circuit includes a metal supporting board, an insulating base layer formed on the metal supporting board, a conductive pattern formed on the insulating base layer, an...
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7546017 |
Electro-photonic modulators
Various embodiments of the present invention are directed to modulators that can be operated electronically and used to modulate electromagnetic radiation. In one embodiment of the present...
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7544504 |
Diagnostic methods
The present invention relates to novel methods for the diagnosis of Helicobacter pylori infection. Specifically, the present invention relates to novel non-invasive methods for the detection of...
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7546002 |
Printed circuit board and manufacturing method thereof
A printed circuit board and a method of manufacturing a printed circuit board are disclosed. A printed circuit board in which optical waveguides are formed for transmitting optical signals together...
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7546016 |
Optical elements formed by inducing changes in the index of refraction by utilizing electron beam radiation
An optical element such as an interference filter will have adjacent layers of different indexes of refraction but formed of the same optical material. An optical element such as a diffraction...
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7541058 |
Method of making circuitized substrate with internal optical pathway
A circuitized substrate (e.g., PCB) including an internal optical pathway as part thereof such that the substrate is capable of transmitting and/or receiving both electrical and optical signals....
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7542643 |
Coupling element alignment using waveguide fiducials
An optical assembly includes a waveguide assembly and an optical coupling element. The waveguide assembly includes a core, a cladding portion, and, preferably, at least two waveguide core...
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7539358 |
SOI-based opto-electronic device including corrugated active region
The surface silicon layer (SOI layer) of an SOI-based optical modulator is processed to exhibit a corrugated surface along the direction of optical signal propagation. The required dielectric layer...
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7534578 |
Self-referencing biodetection method and patterned bioassays
The invention relates to compositions and methods for detecting biomolecular interactions. The detection can occur without the use of labels and can be done in a high-throughput manner. The...
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7532790 |
Method of coupling light into microresonators
A method of making a microresonator device includes the steps of providing at least a first substrate and providing a waveguide integrated on the substrate. The waveguide includes a core and a...
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7529436 |
Optical combiner/decombiner with reduced insertion loss
A photonic integrated circuit that includes a plurality of active and passive components on a substrate where one of the components is an optical combiner/decombiner having at least one free space...
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7529454 |
Photonic crystal surface states
A photonic crystal may be configured to support a surface state for logic.
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7529438 |
Producing fluidic waveguides
Fluidic waveguides have inward surfaces or areas that face each other, separated by a channel region that can be covered. For example, an integrally formed channel component can include two walls...
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7526146 |
Electro-optical modulator and a method for manufacturing the same
An electro-optical modulator is provided. The electro-optical modulator has a substrate. A first insulator layer, an optical waveguide, a first doped semiconductor layer, a second insulator layer,...
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7522811 |
Producing sandwich waveguides
Complementary surface fabrication processes such as molding, casting, embossing, and so forth, are used to produce articles, structures, or components structured to operate as sandwich waveguides....
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7517656 |
Optical sensor and methods for measuring molecular binding interactions
Methods and devices for the measurement of molecular binding interactions. Preferred embodiments provide real-time measurements of kinetic binding and disassociation of molecules including binding...
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