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8125705 |
Processing method for suppressing photodarkening in Yb-doped optical fibers, photodarkening-suppressed Yb-doped optical fiber, and fiber laser
A processing method for suppressing photodarkening in an Yb-doped optical fiber, comprising: a first step of preparing the Yb-doped optical fiber by doping a core with Yb, and irradiating at least...
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8111961 |
Accelerated aging of phosphorus-doped optical fibers
Adverse hydrogen aging limitations in multiply-doped optical fibers are overcome by passivating these optical fibers using a deuterium passivation process. This treatment essentially pre-reacts the...
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8090232 |
Low shrink telecommunications cable and methods for manufacturing the same
The present disclosure relates to a telecommunications cable having a layer constructed to resist post-extrusion shrinkage. The layer includes a plurality of discrete shrinkage-reduction members...
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8075941 |
Method and arrangement in coating line
The invention relates to a method and an arrangement in a coating line, in which a fibre (2) is uncoiled from a fibre start (1) by means of a pulling device (5) to an extrusion head (3) that...
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8048495 |
Cholesteric liquid crystal composition, circular polarization separator sheet and use thereof
Provided are a cholesteric liquid crystal composition which contains a compound having a high Δn value and shows an orientation in a thick layer, and a circular polarization separator sheet having ...
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8044110 |
Optical fiber with polymeric coating crosslinked in the presence of both radical and cationic photoinitiators
Optical fiber has a glass portion and at least one coating of crosslinked polymer material surrounding the glass portion, the coating being obtained by crosslinking a composition of (a) at least...
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8027554 |
Thermo-optic phase shifter and method for manufacturing same
The thermo-optic phase shifter (200) according to an exemplary aspect of the invention includes: a substrate (201); a sacrificial layer (202) formed above the substrate (201); a first cladding...
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7995886 |
Water-resistant optical cable and manufacturing method
A method for manufacturing an optical cable for communication includes at least one micromodule, said micromodule being blocked with respect to the propagation of water. The method includes the...
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7964414 |
Biosensor with suppressed non-specific adsorption
The present invention provides a biosensor, wherein non-specific adsorption on a surface that does not retain a physiologically active substance (reference unit) is suppressed. The biosensor of the...
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7916986 |
Erbium-doped silicon nanocrystalline embedded silicon oxide waveguide
An erbium (Er)-doped silicon (Si) nanocrystalline embedded silicon oxide (SiOx) waveguide and associated fabrication method are presented. The method provides a bottom layer, and forms an Er-doped...
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7910510 |
Ceramic dielectric or thin and/or thick layers containing at least one ceramic dielectric method for production and use thereof
The present invention relates to dielectric ceramics, thin and/or thick layers produced therefrom and a method for the production thereof and the use of the dielectrics and of the thin and/or thick...
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7899291 |
Optical fiber with water-blocking
Polymer-coated transmission media having water-blocking material embedded in the outer surface of the transmission media prevents water penetration into the transmission media and reduces the...
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7783151 |
Method for fabricating distributed Bragg reflector waveguide
A method for fabricating a distributed Bragg reflector waveguide is disclosed, which includes forming a first distributed Bragg reflector on a substrate; forming a sacrificial pattern on the first...
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7769264 |
Optical waveguide with position recognition mark and method for producing the same
An optical waveguide includes: a core portion through which light propagates; a cladding portion enclosing the core portion along a direction of light propagation, and a colored resin for position...
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7747386 |
Collision detection sensor
A collision detection sensor for detecting a collision of a vehicle and a collision object by converting the collision into a change in optical transmission characteristics of an optical fiber. The...
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7713767 |
Method of making circuitized substrate with internal optical pathway using photolithography
A method of making a circuitized substrate (e.g., PCB) including at least one and possibly several internal optical pathways as part thereof such that the resulting substrate will be capable of...
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7702206 |
Optical waveguide and method for manufacturing the same
An optical waveguide includes: a center layer including at least two core layers whose edges are on substantially the same plane, and a first cladding layer provided between adjacent core layers;...
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7662439 |
Method for feeding liquid to a flame spraying apparatus
A method and a liquid feeding device for feeding liquid in a flame spraying apparatus that is arranged for treating an optical fiber structure, as well as a flame spraying apparatus in which liquid...
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7646943 |
Optical waveguides in image sensors
An embodiment relates to an image sensor comprising (a) a optical pipe comprising a core and a cladding, and (b) a pair of photosensitive elements comprising a central photosensitive element and a...
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7646956 |
Optical waveguide sheet and manufacturing method thereof
An optical waveguide sheet that has an auxiliary layer for preventing light transmitted through the waveguide sheet from leaking or being lost and a manufacturing method thereof. The waveguide...
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7629032 |
Method for building up plasma on an optical fiber preform, while reducing nitrogen oxides
A plasma buildup method for building up an optical fiber perform. The method includes the steps of: providing a plasma torch having an outlet nozzle adjacent to a primary perform, wherein an...
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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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7566474 |
Low shrink telecommunications cable and methods for manufacturing the same
The present disclosure relates to a telecommunications cable having a layer constructed to resist post-extrusion shrinkage. The layer includes a plurality of discrete shrinkage-reduction members...
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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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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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7496263 |
Thermosetting optical waveguide coating
A method for making a panel comprising the steps of providing a plurality of waveguides including an optical core layer having a first and a second surface coated with a cladding material that...
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7496266 |
Film waveguide, method of manufacturing film waveguide, and electronic device
A method of manufacturing a film waveguide includes supplying a precursor consisting of monomer or oligomer of an elastomer having a flexural modulus after curing smaller than or equal to 1,000 MPa...
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7445811 |
Method and arrangement in coating line for fibre-like product or products
A method and an arrangement in a coating line for a fibre-like product or fibre-like products, in which the fibre-like product is directed from output means to a press head, by means of which a...
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7447406 |
Coated optical fibre unit and methods of manufacturing coated optical fibre units
An optical fiber unit having a sheath and a plurality of optical fiber elements loosely housed in the sheath. The sheath is coated with particles of an adherence reducing substance and has a radial...
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7440657 |
Process for producing optical connector, apparatus for producing the same, and process for forming polymer coating
The present invention provides a process for producing an optical connector, an apparatus for producing the same, and a process for forming a polymer coating film on an end face of a fibrous...
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7431963 |
Optical fiber cables for microduct installations
The specification describes optical fiber cables designed for microduct installations. The microduct cables are coated with a sheath having particulates added to modify the drag of the outer...
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7404983 |
Method and apparatus for open-air coating by laser-induced chemical vapor deposition
The present inventions pertain to a method of applying a solid protective coating to articles, to a system capable of depositing a solid film layer on articles, and to hermetically sealed articles....
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7399498 |
Material composition for producing optical waveguide and method for producing optical waveguide
A transparent vessel is filled with a mixture solution containing a first photo-curable resin of a low refractive index and a second photo-curable resin of a high refractive index different in...
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7381445 |
Method of coating a ceramic matrix composite fiber
A method of coating a ceramic matrix composite fiber is disclosed. The method includes passing the composite fiber through a reaction zone along a path substantially parallel to a longitudinal axis...
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7376292 |
Optical fiber sensor, manufacturing method thereof, and collision detection device
An optical fiber sensor in which the insertion efficiency of a plastic fiber is improved, the potential danger of rupture of a mold member is decreased, the operation of the sensor in a low load...
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7362940 |
Optical-fiber coating apparatus
A guide hole guides a primary-coated optical fiber to a tubular inlet hole. An inner diameter of the guide hole is larger than that of the tubular inlet hole. An inner diameter of the tubular inlet...
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7329435 |
Strand coating device and method
Continuous void-free uniform coatings are formed on filamentous articles by applying a voided or otherwise substantially uneven coating to at least some of the exposed portion of a filamentous...
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7296940 |
Optical fiber connecting portion structure and light monitor apparatus
An optical apparatus of the invention has a fusion splice portion where respective ends of two optical fibers each having a core, a cladding, and a UV coat portion provided on the outside of the...
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7294360 |
Conformal coatings for micro-optical elements, and method for making the same
A micro-optical element is produced through vapor deposition techniques, such as atomic layer deposition. An optical structure having a surface with uneven structures is exposed to one or more...
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7252852 |
Mg-Zn oxide tunnel barriers and method of formation
ZnMg oxide tunnel barriers are grown which, when sandwiched between ferri- or ferromagnetic layers, form magnetic tunnel junctions exhibiting high tunneling magnetoresistance (TMR). The TMR may be...
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7247347 |
Method of coating an optical fiber
A method of coating an optical fiber includes a step of coating the fiber with a curable coating composition and a step of curing the composition, which contains an unsaturated compound having a...
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7229674 |
UV-cure of coating for optical fiber assisted by ultrasound
An improved method for curing coatings on optical fibers, without creating additional heat and compromising the manufacturing speed of optical fibers. The method of curing a coating on an optical...
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7214431 |
Two-layer film formed of radiation cured resin compositions and methods of making the same
The invention relates to a liquid curable resin composition capable of forming a ribbon matrix material which can be completely removed from a coloring layer when separating the optical fiber...
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7201939 |
Optical fiber with antireflection coating, and method for manufacturing the same
An optical member (for example, optical fiber) is dipped in a coating solution having a film forming material dissolved therein to form an antireflection film on the end surface of the optical...
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7182975 |
Moisture barrier sealing of fiber optic coils
A method of applying a moisture barrier seal to a fiber optic coil includes mounting a fiber optic coil in a vacuum deposition chamber, so as to expose a large exterior surface area of the fiber...
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7174079 |
Colored optical fiber and optical fiber ribbon assembly containing said fiber
Optical fiber ribbon having an optical fiber with a radiation curable internal coating and a radiation curable colored coating disposed to surround the internal coating, and a radiation curable...
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7166322 |
Optical waveguide and method for producing the same
In the condition that an acrylic transparent vessel is filled with a curable resin solution capable of being cured by a light, a plastic optical fiber is immersed in the curable resin solution. A...
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7158708 |
Method of metallizing non-conductive substrates and metallized non-conductive substrates formed thereby
Provided are methods of metallizing non-conductive substrates. The methods involve: (a) providing a non-conductive substrate having an exposed non-conductive surface; (b) forming a transition metal...
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7149395 |
Light-enhancing component and fabrication method thereof
The present invention provides a light-enhancing component and a fabrication method thereof by using the focused-ion-beam. In the present invention, the surface plasmon polariton structure is...
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7128943 |
Methods for fabricating lenses at the end of optical fibers in the far field of the fiber aperture
A microlens is affixed in the far field of an optical fiber to spatially transform a beam either entering or exiting the fiber. In a first embodiment, a droplet of photo polymer is placed on the...
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