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7587107 Plasmon switch  
A variety of structures, methods, systems, and configurations can support plasmons for logic.
7583879 Coupled optical waveguide resonators with heaters for thermo-optic control of wavelength and compound filter shape  
An integrated optical device is disclosed comprising a substrate, optical waveguide, and compound optical resonator having a temperature sensor, at least two coupled optical resonators, and a...
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...
7570850 WGM resonators for studying orbital angular momentum of a photon, and methods  
An optical system, device, and method that are capable of generating high-order Bessel beams and determining the orbital angular momentum of at least one of the photons of a Bessel beam are...
7570849 Integrated circuit device having optically coupled layers  
In an integrated circuit device comprising a vertical arrangement of integrated circuit layers, coupling of an optical signal between a first integrated circuit layer thereof and a second...
7567738 Method and apparatus for minimizing propagation losses in wavelength selective filters  
The present invention is a method and an apparatus for minimizing losses in wavelength selective filters. In one embodiment, an apparatus includes a waveguide bus defined in a first crystalline...
7567734 Ridge waveguide optical sensor incorporating a Bragg grating  
An optical sensor for sensing information relating to an analyte liquid or gas, has a a planar substrate having a refractive index n c . The planar substrate supports a ridge waveguide having an...
7565045 Tunable light source apparatus, and adjustment method and control program of the same  
The present invention aims to provide a tuning light source apparatus including a multiple-optical resonator, where the resonance frequencies of the respective optical resonators in a...
7561770 Microresonator systems and methods of fabricating the same  
Various embodiments of the present invention are related to microresonator systems that can be used as a laser, a modulator, and a photodetector and to methods for fabricating the microresonator...
7561769 Optical fiber for irradiation-light transfer and light irradiation device equipped with the same  
An object of this invention to transfer the light emitted from the light source and exit the light with a uniform distribution of light quantity, without incurring transfer loss and an increase of...
7558451 Optical fiber line arranging guide groove capable of sensing optical signals  
An optical fiber line arranging guide groove capable of sensing optical signals is provided for detecting the status of optical signals in the optical fiber line. Through an optical detection...
7555180 Optical branching component with low polarisation sensitivity and increased process tolerance  
An optical branching component particularly suitable for use as a tap device is described. The component has two optical waveguides coupled between two optical couplers which each include at least...
7546007 Broadband optical via  
A broadband optical via provides a low loss interconnection between waveguides in two vertically adjacent planar waveguiding layers. Two waveguides, one in each planar layer, evanescently interact...
7545999 Photonic configuration  
An apparatus comprising an integrated circuit having a plurality of devices each having device characteristics, and a waveguide structure coupled to the integrated circuit, wherein photons provided...
7545496 Support with a surface structure for sensitive evanescent-field detection  
A support structure, such as an optical disc, is designed having surface structures formed on one or more surfaces of the support to enable formation of evanescent fields in a medium adjacent to...
7542633 Plasmon gate  
A variety of structures, methods, systems, and configurations can support plasmons for logic.
7539369 Optical device and manufacturing method thereof  
An optical device includes: a substrate side waveguide formed on a substrate; and a plurality of optical elements fixed on the substrate. The substrate side waveguide and an optical element side...
7532793 Segmented waveguide coupler  
A planar light wave circuit may be formed with a pair of waveguides arranged in close proximity to one another. At least one of the waveguides may be segmented. Through segmentation, the average...
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...
7522648 Hybrid type integrated optical device  
A hybrid type integrated optical device has a semiconductor laser mounted on a planar waveguide platform by flip-chip bonding. The optical device comprises a semiconductor laser and a planar...
7515786 White-light whispering gallery mode optical resonator system and method  
An optical resonator system and method that includes a whispering-gallery mode (WGM) optical resonator that is capable of resonating across a broad, continuous swath of frequencies is provided. The...
7505649 Plasmon router  
A variety of structures, methods, systems, and configurations can support plasmons for routing.
7499604 Optically coupled resonant pressure sensor and process  
A process for fabricating an optically coupled resonant pressure sensor includes the steps of forming a sensor die including at least one optically coupled resonator from a first semiconductor...
7496245 Misalignment compensating optical sensor and method  
A misalignment compensating optical sensor ( 222 ), that is operable to receive excitation light ( 30 ) having a range of input propagation angles ω. The sensor ( 222 ) has a variable reflected...
7489842 Attachment-type optical coupler apparatuses  
Optical couplers having attachment features are disclosed. A typical coupler according to the present invention couples an optical signal from an optical fiber to a channel waveguide by overlapping...
7486855 Optical microresonator  
An optical microresonator system and a sensor system incorporating same are disclosed. The optical microresonator system includes an optical waveguide and an optical microcavity that is optically...
7486853 Resonator system for optical proximity communication  
An assembly comprising first and second electronic devices and an optical resonator that optically couples an optical waveguide on the first electronic device to an optical waveguide on the second...
7474810 Method and apparatus for controlling light flux with sub-micron plasmon waveguides  
Apparatuses and methods for modulating electromagnetic radiation are disclosed. A plasmon waveguide including an array of metallic nanoparticles disposed on a dielectric substrate is provided. The...
7466883 Optical switches and routers and optical filters  
Our invention relates generally to an optical switch ( 31 ) and an optical router ( 10 ) to rapidly route signals from particular channels ( 22, 24 ) within an optical band by using optical...
7457498 Optical waveguide structure  
An optical waveguide structure has a single port on one input/output side, a plurality of ports on another input/output side and an S-curve optical waveguide portion arranged on the outermost side...
7457495 Method of filtering optical signals with a capillary waveguide tunable optical device  
A method of filtering optical signals ( 300 ) utilizing an optical fiber ( 100 A- 100 D). The method of filtering optical signals ( 300 ) includes the steps ( 304 ) selecting an optical fiber ( 100...
7457487 Surface parallel modulator  
SiGe quantum wells where the well material has a lowest conduction band energy minimum at k=0 (the Γ point of the first Brillouin zone) are provided. Quantum well structures that satisfy this...
7444045 Hybrid sphere-waveguide resonators  
Microresonators, such as a microsphere resonators and planar microresonators, are optically coupled to waveguides for input and output of light. It is important that the relative positions of the...
7430348 Four-port optical filter fabricated from tapered optical fiber  
A four-port optical filter is provided including two tapered optical fibers, each having a loop in the area of their tapered portions, which are located relative to one another to form a ring...
7428348 Electro-optical switching using coupled photonic crystal waveguides  
An electro-optical switch implemented in coupled photonic crystal waveguides is disclosed. The switch is proposed and analyzed using both a finite-difference time-domain (“FDTD”) method and a...
7412134 Apparatus and methods for remakeable connections to optical waveguides  
A single-mode optical waveguide with a core, surrounded by a cladding consisting of an inner soft layer and an outer harder layer is described. The outer layer has a grating structure on its inner...
7406222 Composite evanescent waveguides and associated methods  
A composite evanescent waveguide can include a first structured dielectric layer and a second dielectric material oriented adjacent one another to form a wave propagation interface between the...
7406221 Two-dimensional photonic crystal multiplexer/demultiplexer  
An object of the present invention is to provide a multiplexer/demultiplexer capable of preventing a decrease in multiplexing/demultiplexing efficiency due to an error in wavelength or due to a...
7400798 Optically controlled photonic switch  
Fast, all optical switching of light is provided on silicon, using highly light confining structures to enhance the sensitivity of light to small changes in refractive index. In one embodiment, the...
7400796 Whispering-gallery-mode resonator architectures and manufacturing processes  
This application describes optical resonators having deposited optical material layers and optical resonators having layered structures to support whispering gallery modes.
7389019 Variable photonic coupler  
A system is provided including a first waveguide having an optical input and a first optical output. A second waveguide includes a second optical output. A coupling region is between the first...
7368281 Label-free evanescent-field detection of biological and chemical agents  
An evanescent-field sensor system and method of using the system to detect either liquid- or airborne biological pathogens, chemical agents, and other harmful or toxic species is provided. The...
7366373 Plasmon switch  
A variety of structures, methods, systems, and configurations can support plasmons for logic.
7362927 Tunable RF or microwave photonic filters using temperature-balanced whispering gallery mode optical resonators  
Devices and techniques for filtering RF or microwave frequencies by optical filtering using a tunable optical filter.
7359593 Integrated optical mode shape transformer and method of fabrication  
An integrated optical mode transformer provides a low loss interconnection between an optical fiber and an integrated optic waveguide having a spot size different from that of the fiber. The mode...
7356233 Suppression of transverse modes in bandgap microstructure optical fibers  
An optical fiber comprises core and cladding regions configured to guide the propagation of light (or radiation) in the core region. The cladding region includes a periodic structure configured to...
7356221 Coupled optical waveguide resonators with heaters for thermo-optic control of wavelength and compound filter shape  
An integrated optical device is disclosed comprising a substrate, optical waveguide, and compound optical resonator having a temperature sensor, at least two coupled optical resonators, and a...
7349614 VLSI-photonic heterogeneous integration by wafer bonding  
A new method to form a VLSI-photonic heterogeneous system device is achieved. The method comprises providing an optical substrate comprising at least one passive optical component formed therein....
7336859 Sensor using ultra thin waveguides and optical fibers  
Methods and apparatus are provided for detecting one or more contaminant particles in an environment with an optical sensor. The sensor includes at least one optical waveguide in a resonant...
7333692 Optical waveguide assembled with an optical subunit having a diffractive element set and an optical component  
An apparatus comprises an optical transmission element, a diffractive element set formed in or on the transmission element, and an optical component. The diffractive element set is positioned to...
Matches 1 - 50 out of 338 1 2 3 4 5 6 7 >