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7630603 |
Optical waveguide ring resonator with photo-tunneling input/output port
An optical resonator, a photonic system and a method of optical resonance employ optical waveguide segments connected together with total internal reflection (TIR) mirrors to form a closed loop....
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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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7628502 |
Light controlling sheet and surface light source device
A light controlling sheet is provided in a surface light source device including a light source portion. The light controlling sheet includes an outgoing light side lens portion having multiple...
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7627216 |
Folded cavity of optoelectronic devices
An optoelectronic device has at least a first facet (S), a first waveguide ( 2 ) and a second waveguide ( 3 ). The waveguides are substantially coincident at the first facet ( 6 ), such that light...
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7625138 |
Optical waveguide holding member and optical transceiver
An optical transceiver using an optical waveguide holding member is disclosed. The optical transceiver includes a printed circuit board and the optical waveguide holding member. Photoelectric...
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7627209 |
Optical waveguide for touch panel
An optical waveguide for a touch panel which is arranged for prevention of breakage of bending portions thereof and reduction in light loss. The optical waveguide for a touch panel is configured in...
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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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7616850 |
Wavelength-tunable optical ring resonators
Optical ring resonator devices are disclosed that can be used for optical filtering, modulation or switching, or for use as photodetectors or sensors. These devices can be formed as microdisk ring...
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7603017 |
Multi-color curved multi-light generating apparatus
In accordance with one or more embodiments of the present disclosure, a multi-color curved multi-light generating apparatus comprises a first input component adapted to receive a first input light...
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7590317 |
High energy fiber optics laser delivery system with improved scrambling capabilities
The methods and apparatus of the present invention provide advantages for remote laser delivery systems that conduct high levels of light energy through a fiber optic cable to a target surface....
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7590313 |
Phased-array optical whispering gallery mode modulation and method
A whispering gallery mode (WGM) resonator device and method capable of filtering sidebands of optical modulators are provided. The method includes providing an optical resonator adapted to support...
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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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7585117 |
Optical module
Distortion of the temperature control element and the package by thermal deformation or mechanical deformation is prevented from being transmitted to the optical element as stress, and at the same...
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7583894 |
Interferometric operation of electroabsorption modulators
Methods and apparatus are described for modulating an optical signal using electroabsorption in conjunction with an optical interferometer. Phase-shift keying modulation can be achieved with lower...
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7583874 |
Controlling optical resonances via optically induced potentials
Influence of distance between two coupled strong-confinement photonic devices on optically resonant condition thereof and/or on optical forces.
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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...
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7574082 |
Optical power monitoring with robotically moved macro-bending
A method may include bending a first optical fiber of a plurality of optical fibers; measuring light leaked from the first optical fiber with a photo detector; robotically moving the photo detector...
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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...
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7567737 |
Variable light signal delay apparatus, and variable light signal delay system using the same
A variable light signal delay apparatus includes a first delay optical fiber, a second delay optical fiber having a length different from the first delay optical fiber, and an optical switch having...
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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...
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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...
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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...
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7559703 |
Optical module and data communication system including the optical module
An optical module includes a fiber array, a laser diode array, a photodiode array and a micro-lens array. The fiber array includes optical fibers which are divided to a transmitter group and a...
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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...
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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...
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7551813 |
Simplified fiber-optic switch for all-optical fiber-optic lines
Simplified and insensitive to ambient condition mechanical bi-directional fiber-optic switch that can work in fire and explosion hazardous environment. The switch houses a sensitive element—a...
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7542642 |
Multi-beam generating device and optical recording device using the same
A multi-beam generating device has plural semiconductor lasers, optical fibers to propagate laser beams generated by the semiconductor lasers, an optical fiber array to propagate the laser beams...
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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...
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7539375 |
Optical coupled resonator structures based on loop-coupled cavities and loop coupling phase
A resonator structure includes an input waveguide and an output waveguide. In one embodiment, the resonator structure also includes at least one resonator that couples the input waveguide to the...
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7532782 |
Flexible optical circuit apparatus and method
A flexible optical circuit comprising passive or active components is provided. The flexible optical circuit includes a first optical fiber having both first and second ends, a second optical fiber...
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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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7529439 |
Optical printed circuit board and fabricating method thereof
An optical printed circuit board which can transfer optical signal and electric signals simultaneously, and a method of fabricating the optical printed circuit board. An optical printed circuit...
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7526157 |
Point-to-point optical fibre link
Point-to-point link for the transmission of digital signals includes two opto-electronic conversion apparatuses and an optical cable including at least one optical fiber having two terminal...
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7522792 |
Optical element, laser light source, and two-dimensional image forming apparatus
An optical element ( 10 ) according to the present invention is provided with a plurality of waveguides ( 11 )˜( 13 ) and a plurality of light path coupling parts ( 21 ), ( 22 ) coupling adjacent...
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7515791 |
Phase matched optical grating
The invention relates to phase matched optical gratings for performing signal multiplexing and demultiplexing in optical communications networks. In prior art gratings there is a phase linearity...
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7509003 |
Optical waveguide, optical device, and manufacturing method of the optical waveguide
An optical waveguide has a diffusion area (optical waveguide) with a high refractive index formed by diffusing impurities on a substrate. The diffusion area has a bent portion, and the optical...
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7509011 |
Hybrid waveguide
A waveguide system wherein a top cladding layer leaves portions of an underlying core channel exposed to ambient air. The ends of core channels are exposed so that light can exit out of or enter...
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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...
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7496254 |
Curved optical waveguide and optical device
A curved optical waveguide comprising a core and a clad, characterized in that: the core shape of the curved optical waveguide has no reversal of a curvature on a halfway; and curvatures at both...
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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...
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7486848 |
Layered bending element light switch
A LAYERED BENDING ELEMENT LIGHT SWITCH will be used to turn on or off the light signal in one of two adjacent fiber optic channels by the action of the electric field of the light passing through...
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7480423 |
All-fiber phase controlled delay interferometer and method of making the same
An all-fiber, phase controlled interferometer device is disclosed as well as its method of manufacture. This device is suitable for use in an optical DPSK demodulation system. It is comprised of...
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7450800 |
Precise and permanent modification of the resonant frequency of a dielectric microcavity and correction of frequency shifts in dielectric coupled-resonator filters
A coupled resonator includes a plurality of resonators such that at least one of the resonators is modified so as to adjust the resonant frequency associated with the coupled resonator.
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7447387 |
Electro-optical modulator with curving resonator
An electro-optical modulator includes a structural substrate having insulating layer. A waveguide layer is on the insulating layer. A resonant layer on the insulating layer has a curving rim...
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7441965 |
Connector
A connector is disclosed that includes a housing and a module assembly disposed inside the housing. The module assembly includes a semiconductor element, a light receiving element, a light emitting...
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7444047 |
Multiplexing optical system
A multiplexing optical system includes collimator lenses, a first condensing lens, a second condensing lens and an optical fiber. The collimator lenses collimate divergent laser beams that have...
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7440651 |
Single mode whispering-gallery-mode resonator
Whispering-gallery-mode (WGM) resonators configured to support only a single whispering gallery mode.
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7434940 |
Light coupling system and method
A light coupling system includes a waveguide, configured to receive light from at least two light sources and to internally reflect light therein; a diffraction grating, disposed upon the...
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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...
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7426324 |
Optical rotating data transmission system with a cleaning device
An optical transmission system in a computer tomograph for transmitting modulated optical signals between a first unit and a second unit, the first unit being supported to be rotatable relative to...
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