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9042695 Low bending loss multimode fiber transmission system  
A bend-loss tolerant multimode fiber transmission system is provided. The system includes: a transmission fiber having a core and a cladding, and a mode-launching system for selectively exciting...
9036998 Long-haul undersea transmission system and fiber  
An undersea long-haul transmission system includes an optical fiber transmission span and a coherent detection and digital signal processing module for providing dispersion compensation. The...
9036955 Optical interposer  
An optical interposer comprising: (a) a substrate having a planar surface: (b) at least one groove defined in the planar surface and extending from an edge of the substrate to a terminal end, the...
RE45512 System and method for optical coherence imaging  
Apparatus and method are provided for transmitting at least one electro-magnetic radiation is provided. In particular, at least one optical fiber having at least one end extending along a first...
9029782 Method and apparatus for graphene-based chemical detection  
A chemical sensor is provided. The sensor includes at least one lightguiding element having an optical core. The lightguiding element comprises a layer of graphene situated in sufficient proximity...
9031370 Grooved optical fiber jacket  
An optical fiber is disclosed which includes a protective outer jacket. The outer protective jacket is grooved to include one or more peripheral grooves formed into the jacket. In operation of a...
9031099 Fiber with asymmetrical core and method for manufacturing same  
An optical active fiber is configured with an asymmetrically-shaped core having at least one long axis and a shortest axis which extends transversely to the long axis. The outmost cladding of the...
9025923 Uniform white color light diffusing fiber  
Light diffusing optical fibers for use in illumination applications and which have a uniform color gradient that is angularly independent are disclosed herein along with methods for making such...
9025598 Cable/guidewire/interconnects communication apparatus and methods  
Various embodiments of the present disclosure are directed toward a signal-communicating apparatus and methods of use that include a signal-communication path for communicating between remotely...
9025922 Optical fiber and method for manufacturing silica glass  
A method for manufacturing deuterium-treated silica glass includes exposing silica glass to a deuterium-containing atmosphere for a predetermined period of time to diffuse deuterium molecules...
9016956 Optoelectronic transmission module  
An optoelectronic transmission module is applied in an optoelectronic connector for data transmission. In the present invention, one flexible circuit board and two hard circuit boards are in...
8995050 Fiber stretcher module for use in the 1550 nm wavelength range  
Embodiments of the present invention are generally related to embodiments of the present invention relate to a fiber stretchers module for use in the 1550 nm wavelength range. In one embodiment of...
8994037 Planar waveguide with patterned cladding and method for producing same  
Integrated optical waveguides and methods for the production thereof which have a patterned upper cladding with a defined opening to allow at least one side or at least one end of a light...
8995802 IR heavy metal oxide glasses  
An IR supercontinuum source for generating supercontinuum in the MIR or possibly LWIR spectral bands comprises a supercontinuum fiber formed from a heavy metal oxide host glass having low optical...
8995051 Glass large-core optical fibers  
Embodiments of optical fiber may include cladding features that include a material (e.g., fluorine-doped silica glass) that may produce a very low relative refractive index difference with respect...
8989545 Optical fiber and optical transmission system  
An inexpensive low-attenuation optical fiber 1 suitable for use as an optical transmission line in an optical access network is a silica based glass optical fiber and includes a core 11 including...
8983258 Holey optical fiber with random pattern of holes and method for making same  
A random array of holes is created in an optical fiber by gas generated during fiber drawing. The gas forms bubbles which are drawn into long, microscopic holes. The gas is created by a gas...
8977091 Multimode optical fiber systems with adjustable chromatic modal dispersion compensation  
Multimode optical fiber systems with adjustable chromatic modal dispersion compensation are disclosed, wherein the system includes a VCSEL light source and primary and secondary optically coupled...
8977093 Multimode optical fiber  
The present invention relates to a multimode optical fiber having a structure for stably reducing eccentricity relative to an insert hole of a connector ferrule to be mounted at an end thereof,...
8971683 Multimode optical fiber and systems comprising such fiber  
A multimode optical fiber includes: (i) a graded index glass core having a radius R1 in the range of 20 microns to 50 microns, a maximum relative refractive index Δ1MAX in the range between 0.5%...
8965162 Anti-guiding waveguides  
Acoustically anti-guiding optical structures are provided. In an exemplary acoustically anti-guiding fiber, a suitable cladding size for ant guiding fibers occurs wherein the cladding size is...
8965147 Bend insensitive optical fiber with improved hydrogen resistance  
An optical fiber includes: a core including a photosensitive material disposed therein, the core having a first index of refraction; a depressed cladding surrounding the core and having a second...
8958674 Amplifying optical fiber and production method  
Disclosed is an amplifying optical fiber that includes a central core that is suitable for transmitting and amplifying an optical signal and a surrounding optical cladding that is suitable for...
8958531 X-ray waveguide  
To provide an X-ray waveguide which: shows a small propagation loss of an X-ray; has a waveguide mode with its phase controlled; does not deteriorate owing to oxidation; and can be easily...
8958675 Multimode optical fiber systems with adjustable chromatic modal dispersion compensation  
Multimode optical fiber systems with adjustable chromatic modal dispersion compensation are disclosed, wherein the system includes a VCSEL light source and primary and secondary optically coupled...
8948560 Elevating numerical aperture of optical systems  
An optical material can be formed by creating extremely small voids or gas-filled bubbles in a polymeric material, such as a thermoplastic or a fluoropolymer. The voids or gas-filled bubbles can...
8942531 Optical fuse devices, optical fiber lines, and methods of manufacturing same  
An optical fuse device adapted to be placed in between ends of lead-in fibers of an optical fiber line. The optical fuse device has a destructible region having a core, the destructible region...
8938145 Configuring optical launch powers in optical fiber transmission lines  
A method includes transmitting optical signals through a heterogeneous sequence of spans of an all-optical transmission line. Each span has an optical transmission fiber connected to an optical...
8934748 Optical fiber systems and methods  
One embodiment of the invention includes a method for forming an optical fiber. The method comprises providing a preform having a core material and a glass cladding material surrounding the core...
8929703 Uniform UV efficient light diffusing fiber  
Light diffusing optical fibers for use in ultraviolet illumination applications and which have a uniform color gradient that is angularly independent are disclosed herein along with methods for...
8929693 Semiconductor package and semiconductor device including the same  
A semiconductor package and a semiconductor device including the same. The semiconductor package includes: a package substrate; a plurality of connection elements that are disposed on the package...
8911433 Methods and apparatus related to a distal end of a side-fire optical fiber having multiple capillary components  
In one embodiment, an apparatus may include a first capillary component. A second capillary component may be disposed outside of the first capillary component and may have an inner surface,...
8909016 Optical fiber and method of manufacturing optical fiber  
An optical fiber having excellent strength that can be manufactured at low cost, as well as a method for making such optical fiber, is provided. An optical fiber 1 is a silica-based optical fiber...
8899844 Optical device  
One embodiment of an optical device comprises a fiber cap, an optical fiber and a bond between the fiber cap and the optical fiber. The fiber cap comprises a cap body having a closed distal end...
8903213 Optical fiber and optical communication system including the same  
An optical fiber according to an embodiment of the present invention is provided with a center core, a side core, and a cladding. The center core includes a ring part where a relative index...
8886001 Sensing device having a large diameter D-shaped optical waveguide  
An optical sensor formed from an optical waveguide having at least one core surrounded by a cladding and a large diameter generally D-shaped portion is disclosed. Axial or compressive strain...
8879879 Optical fiber, in particular a laser fiber containing a doped glass fiber core and cladding around the fiberglass core  
The invention relates to an optical fiber, in particular a laser fiber, containing a doped glass fiber core (1) and cladding (2) around the latter with a refraction index profile which decreases...
8873915 Low-loss optical fiber over wide wavelength range and method of manufacturing the same  
A low-loss optical fiber over wide wavelength range includes a transmission loss of less than or equal to 40 dB/km in a whole wavelength range of 400-1400 nm, and being manufactured by drawing an...
8873916 Single mode propagation in fibers and rods with large leakage channels  
Various embodiments include large cores fibers that can propagate few modes or a single mode while introducing loss to higher order modes. Some of these fibers are holey fibers that comprising...
8867879 Single-mode optical fiber  
A single-mode optical fiber includes a central core, an intermediate cladding, a buried trench, and optical cladding. The central core has an outer radius r1 and a refractive index difference Δn1...
8861912 Holey optical fiber with random pattern of holes and method for making same  
A random array of holes is created in an optical fiber by gas generated during fiber drawing. The gas forms bubbles which are drawn into long, microscopic holes. The gas is created by a gas...
8849083 All glass leakage channel fibers and devices using them  
The present invention relates generally to optical waveguides, and more particularly to optical fibers suitable for use with high optical energies, and to devices using them. One aspect of the...
8849082 Low bend loss optical fiber  
An optical fiber comprising: (I) a germania doped central core region having outer radius r1 and (II) a maximum relative refractive index Δ1max and a cladding region including (i) a first inner...
8842957 Multimode optical fiber and system incorporating such  
According to some embodiments, a multimode optical fiber comprises a graded index glass core with refractive index Δ1, a maximum refractive index delta Δ1MAX, and a core radius between 10 and 40...
8837892 Few mode optical fibers for mode division multiplexing  
An optical fiber comprising: (i) a core having a refractive index profile; (ii) an annular cladding surrounding the core; (iii) a primary coating contacting and surrounding the cladding, the...
8837888 Multimode optical fiber including a core and a cladding  
The present invention relates to a multimode optical fiber provided with a region where a refractive index in a peripheral region of a core has deviation from an ideal shape of an α-power...
8837887 Waveguide and connecting element  
A waveguide can have a first longitudinal section, with at least one core having a first refractive index and at least one sheath surrounding the core. The sheath can be made of a material having...
8837038 Fiber geometrical management for TEM00 mode pulse energy scaling of fiber lasers and amplifiers  
Methods and systems for managing pulse energy scaling are disclosed, including generating electromagnetic radiation; coupling the electromagnetic radiation to a fiber geometrical management system...
8831391 Optical fiber cutting blade, optical fiber cutting device and method of cutting off the optical fiber, as well as component for peeling the coating and breaking the optical fiber and method of peeling the coating and breaking the optical fiber  
A component for peeling the coating and breaking the optical fiber, which comprises the first member made of resin material including a groove portion enabling to receive a coated optical fiber,...
8824847 Ultra small core fiber with dispersion tailoring  
Various embodiments of optical fiber designs and fabrication processes for ultra small core fibers (USCF) are disclosed. In some embodiments, the USCF includes a core that is at least partially...