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Optical waveguides February patent applications/inventions, industry category 02/09

20090052827 - Silicon-compatible surface plasmon optical elements: This invention provides fundamental science and novel device architectures for surface plasmon (SP)-based, complementary metal oxide semiconductor (CMOS)-compatible, optical elements such as modulators, couplers, and switches. The primary focus of the work is on waveguides based on an ultra-long-range surface plasmon (ULRSP) waveguide mode recently discovered by our team. This... Agent: Greenlee Winner And Sullivan P C

20090052828 - Fiber bragg grating element: A fiber Bragg grating element of the present invention has a plurality of gratings formed in an optical waveguide having a core and a cladding around the core thereby to perform high rejection filtering on an input optical signal over a desired bandwidth, the gratings being formed with a grating... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090052829 - Optical device using a hollow-core photonic bandgap fiber: An optical device includes a hollow-core photonic-bandgap fiber, wherein at least a portion of the hollow-core photonic-bandgap fiber has a longitudinal axis and is twisted about the longitudinal axis.... Agent: Knobbe Martens Olson & Bear LLP

20090052831 - Fiber optic position transducer with magnetostrictive material and position calibration process: Fiber optic position transducer that includes a magnetic or electromagnetic element, one or more segments of magnetostrictive material, Fiber Bragg Grating Sensors, a rod of material that is impenetrable to magnetic fields, optical fiber. One or more of the sensors is fixed upon a segment of magnetostrictive material, which is... Agent: Nixon & Vanderhye, PC

20090052830 - Silicon waveguide photodetector and related method: A photodetector device, comprises an optical input, a nanoscale silicon waveguide and an electrical output. The waveguide is a high-contrast waveguide, with a refractive index contrast with the outside environment of more that 10%. The optical mode distribution across the waveguide has a peak intensity in correspondence of surface states... Agent: Steinfl & Bruno

20090052832 - Structural joint strain monitoring apparatus and system: Structural joint strain monitoring apparatus 92 comprises jacket means 52 in the form of first and second jacket elements 62, each having a primary jacket part 62a and substantially perpendicular secondary jacket part 62b which together define a compartment for receiving a joint, between two pipes 54, 56, to be... Agent: Vern Maine & Associates

20090052835 - Multilayer wiring board: The present invention provides a multilayer wiring board in which warpage during reflow soldering can be reduced even if there is no sufficient space for disposing a dummy pattern or if a dummy pattern cannot be disposed. A difference between the ratios of copper remaining in wiring layers causes a... Agent: Mcdermott Will & Emery LLP

20090052833 - Optical coupler for a light emitting device with enhanced output brightness: A light source is described where the light emitted by a solid-state light emitting device such as an LED is coupled into an optical waveguide such as an optical fiber. A highly reflective coupler (reflector) is disposed around the LED and a segment of the waveguide adjacent the LED. Light... Agent: Ying Chen Chen Yoshimura LLP

20090052836 - Optical fiber data link: A data link for transmitting data between first and second optically active devices, such as in articulated electronic devices. A coupling unit is mounted above each optically active device. Each coupling unit has a convexly tapered well extending between a top surface and a bottom surface, with a larger opening... Agent: Molex Incorporated

20090052834 - 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 portion and a second channel optical waveguide portion, a burying layer formed from a semi-insulating semiconductor material and burying the optical waveguide structure... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090052837 - Polarization-based optical switching: An optical switch, comprising a plurality of light inputs and a plurality of light outputs. The switch additionally includes a polarization beam splitter, configured to split light beams received through the input carriers into separate first and second polarization components and a plurality of semi-transparent mirrors and polarization rotators arranged... Agent: Robert G. Lev

20090052838 - Electrically controlled optical elements and method: The configuration of an optical system can be electronically controlled using switchable wave plates in conjunction with polarized light.... Agent: Ian Mcdowall Fakespace Labs

20090052839 - Optical switch and control method: An optical switch includes plural ports aligned; a spectroscopic element that divides a light input to one of the ports that is an input port; plural mirrors that are aligned in a spectral direction of the light divided, and reflect the light divided; and a control unit that changes an... Agent: Staas & Halsey LLP

20090052840 - Optical waveguide type optical coupling arrangement: A plurality of light emitting elements 11 are arranged in parallel with a constant pitch to provide a semiconductor laser bar 10. An optical waveguide 20 has a core part 21 for guiding a light emitted from each of the light emitting elements 11 and a cladding part 22 formed... Agent: Mcginn Intellectual Property Law Group, PLLC

20090052841 - Laser and photodetector coupled by planar waveguides: An optical apparatus comprises: a waveguide substrate; three planar optical waveguides formed on the substrate, each comprising a transmission core and cladding; a laser positioned to launch its optical output to propagate along the first waveguide; a photodetector positioned to receive an optical signal propagating along the second waveguide; and... Agent: David S Alavi

20090052842 - Method for producing an optical splitter, and optical splitter: An optical splitter has an optical chip, in which a conductor track is arranged on a carrier substrate, wherein a conductor track section of the conductor track running from a first side of the chip branches into different conductor track sections which run to a second side of the chip... Agent: Corning Incorporated

20090052843 - Optical multi-fiber plug connection: The invention relates to a plug connection for a mobile optical multi-thread plug part (2, 3) which comprises various adaptive means. The adaptive section (PA1) of the first adaptive means (6, 8) is longer than the adaptive section (PA2) of the second adaptive means (7, 9) in relation to the... Agent: The Nath Law Group

20090052844 - Fiber optical connector: The invention relates to a fiber optical connector including a housing with an axial passageway forming a longitudinal axis between a mating side and a rear side of said housing. A ferrule for fixating at least one optical fiber is disposed in said passageway, said ferrule having a front part,... Agent: Harrington & Smith, PC

20090052845 - Fixing structure of optical cable: A fixing structure of an optical cable, comprising a tubular crimping ring (2) and a tubular crimping seat (3) disposed on the inside of the crimping ring. A projected part (3b) swelled to the outside at a radius equal to or more than a radius up to the outer periphery... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090052846 - Optical fiber reinforcement processing apparatus and optical fiber reinforcement processing method: An optical fiber reinforcement processing apparatus in which a fusion-spliced portion of an optical fiber is covered by a heat-shrinkable reinforcing sleeve to perform reinforcement has: heating controlling means for performing a heating control on a heater which heats the reinforcing sleeve; and temperature detecting means for detecting a heating... Agent: Mcdermott Will & Emery LLP

20090052847 - Optical fiber ribbon: An optical fiber ribbon and an optical fiber cable capable of suppressing deterioration of polarization mode dispersion and effective in improving the communication capacity in wavelength multiplex communication. In an optical fiber ribbon having a plurality of optical fibers 12 in a bundled form, and a ribbon coating layer 13... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090052848 - Optical fiber, optical fiber ribbon, and optical interconnection system: An optical fiber has a refractive index profile approximated by n(r)=n1[1−2(Δ1/100)(r/a)̂α]1/2 when 0<r≦a, and n(r)=n1[1−2(Δ1/100)]1/2 when a<r, where n1 is refractive index at the center of a core, Δ1 is relative refractive index difference between the center of the core and a cladding, a is radius of the core, α... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090052849 - Optical fiber probe for side imaging and method of manufacturing the same: Disclosed are an optical fiber probe for side imaging and a method of manufacturing the same. An optical fiber probe according to an aspect of the invention includes a photonic crystal fiber, and an optical fiber lens that is formed by applying heat to a predetermined region including one end... Agent: Ampacc Law Group

20090052850 - Micro-well plates and methods of fabricating and selectively blackening the same: Well plates adaptable for specimen sampling in the biological, chemical and pharmaceutical sciences are fabricated by dissolving fusedly-retained cores from the cladding material of a fused fiber plate to define a capillary plate including first and second faces and a plurality of through-voids into which fluidic samples may be deposited... Agent: Louis J Franco Law Office Of Louis J Franco

20090052851 - Multimode optical fiber with low differential mode delay: An optical multimode fiber including a graded index core and an extended gradient core which has a negative refractive index difference with respect to the cladding. The fiber improves the bandwidth, reliability and complexity of the telecommunication systems that are based on multimode fibers. The fiber reduces the differential mode... Agent: Venable LLP

20090052853 - Holey fiber and method of manufacturing the same: A holey fiber includes a core region and a cladding region surrounding the core region and having air holes arranged around the core region. The cladding region includes an inner cladding layer surrounding the core region and an outer cladding layer surrounding the inner cladding layer. Furthermore, viscosities of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090052852 - Holey fiber taper with selective transmission for fiber optic sensors and method for manufacturing the same: Large-mode-area single material holey fiber tapers with collapsed by nonadiabatic process air holes in the waist for fiber optic sensors and a method for manufacturing these tapers are claimed. The gradual collapsing of the holes is achieved by tapering the fibers with a “slow-and-hot” method. This nonadiabatic process makes the... Agent: Rosenberg Klein & Lee

20090052854 - Optical fiber and waveguide: An optical fiber in which the macro-bending loss is lowered while an MFD is maintained large, and a waveguide including the optical fiber. The optical fiber includes a core region doped with an impurity; a first cladding region formed as a layer around the core region and including holes as... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090052855 - Optical fiber and waveguide: A core region is doped with an impurity. A first cladding region is formed in a layered structure around the core region, including a microstructure. A second cladding region is formed in a layered structure around the first cladding region, including a homogeneous material. A relative refractive-index difference Δ1 between... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090052856 - Flexible film optical waveguide using organic-inorganic hybrid material and fabrication method thereof: Disclosed herein is a flexible film optical waveguide, which is in flexible film form and includes upper and lower cladding layers, each of which is formed of an organic-inorganic hybrid material, and a core layer provided between the upper and lower cladding layers and formed of an organic-inorganic hybrid material... Agent: The Nath Law Group

20090052857 - Component assembly and fabrication method: The present invention relates to a component assembly and to a method of fabricating such a component assembly. The component assembly includes a substrate, a mount attached to the substrate, and a component attached to the mount with solder by melting the solder with light from a light source. The... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20090046976 - High-q resonators assembly: An electromagnetically responsive element includes sets of arrangements of self-resonant bodies, such as atoms or quantum dots that form an effective dielectric constant, typically at or near a resonance.... Agent: Searete LLC Clarence T. Tegreene

20090046977 - Waveguide device and optical network system: A waveguide device comprises a first multimode waveguide; a second multimode waveguide; a pair of intermediate single mode waveguides; an input-side single mode waveguides connected to the first multimode waveguide; a pair of output-side single mode waveguides connected to the second multimode waveguide; a pair of switching electrodes disposed to... Agent: Sughrue Mion, PLLC

20090046978 - Mirror-embedded optical waveguide and fabrication method of same: A mirror embedded optical waveguide according to the present invention comprises: a core; an angled cut face in the core; an adhesive layer on the angled cut face, the adhesive layer having approximately the same refractive index as that of the core; and a metal film on the adhesive layer,... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090046979 - 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 different refractive indices. The thickness of the layers of at least one of the materials is substantially less than the... Agent: Brinks Hofer Gilson & Lione

20090046980 - System and method for positioning a probe: An adapter couples a length of optical fiber to a hollow probe and to an optical coherence tomography instrument. The length of optical fiber may be greater than the than the length of the adapter itself. The optical fiber is fixed to an optical coupler at a proximal end of... Agent: Mehlin Dean Matthews

20090046981 - High density fiber optic interconnect system with push-release mechanism and method for using same: An optical fiber interconnect system wherein the adapter is connected to and released from the holder and the connector is connected to and released from adapter through two push-release connection and release mechanisms. The connector is engaged with the adapter by applying an insertion force to the connector. The connector... Agent: Patzik, Frank & Samotny Ltd.

20090046982 - Compact, active alignment fusion splicer with automatic view-angle compensation: In accordance with various aspects of the present invention, provided is an extremely compact, simple, and cost-effective approach for aligning optical fibers in an optical fiber fusion splicer. The basis of this alignment method is an “S”-Curve Piezo Bending Actuator. The device comprises a thin strip of elastically flexible material... Agent: Mills & Onello LLP

20090046983 - Enhanced fiber optic seismic land cable: A fiber optic cable comprises a cable core comprising at least one optical fiber and one of at least one electrical conductor and at least one strength member disposed adjacent the at least one optical fiber, at least one polymeric inner layer enclosing the cable core, and at least one... Agent: Schlumberger Ipc Attn: David Cate

20090046984 - Optical transmission system and dispersion-compensating optical fiber: An optical transmission system employs an optical fiber as an optical transmission path that includes a holey fiber and a dispersion-compensating optical fiber. The holey fiber includes a core region that is formed at a center of the holey fiber and a cladding region having a plurality of holes around... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090046985 - Fiber optic enclosure internal cable management: A fiber access terminal assembly includes a front housing piece with an exterior side and an interior side having a slack storage area and a rear housing piece mounted to the interior side of the front housing piece. A bend radius limiter having a retention portion with a first end... Agent: Merchant & Gould PC

20090046986 - Photosensitive resin composition for optical waveguide formation, optical waveguide and method for producing optical waveguide: The present invention has an object to provide a photosensitive resin composition for optical waveguide formation, which has low transmission loss and can form a waveguide pattern with high shape accuracy at low cost; an optical waveguide; and a method for producing an optical waveguide. The present invention provides a... Agent: Sughrue Mion, PLLC

20090041403 - Optical modulator: Herein disclosed is an optical modulator, comprising: a substrate (1) having an electro-optic effect; an optical waveguide (3) formed in the substrate; a traveling wave electrode (4) including a center electrode (4a) and ground electrodes (4b, 4c) to have a high frequency electric signal applied thereto, the traveling wave electrode... Agent: Greer, Burns & Crain

20090041404 - Fiber sensor production: The invention relates to a method of generating an ordered deposition geometry on a surface of a compound optical fibre, which comprises: (a) arranging a plurality of optical fibres and/or compound optical fibres in common orientation and close packed configuration to form a bundle; (b) drawing the bundle under suitable... Agent: Knobbe Martens Olson & Bear LLP

20090041405 - 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 nc. The planar substrate supports a ridge waveguide having an unclad top portion having a refractive index nr. The substrate serves as cladding layer for the ridge waveguide... Agent: Teitelbaum & Maclean

20090041409 - electro-optical printed circuit board and a method of making an electro-optical printed circuit board: An electro-optical printed circuit board and a method of making an electro-optical printed circuit board are provided. The method comprises: forming a trench or groove on an outer surface of an electrical printed circuit board; providing optical material in the trench thereby to form an optical waveguide.... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20090041408 - Connection structure of photoelectric flexible wiring board, connector and photoelectric flexible wiring board: [Means for Solving the Problems] In an photoelectric flexible wiring board 30, photonic devices 45 and 55 performing photoelectric conversion and drivers 60 and 70 therefor are excluded. The photonic devices 45 and 55 are mounted in connectors 40 and 50 for connecting the photoelectric flexible wiring board 30 to... Agent: Kratz, Quintos & Hanson, LLP

20090041407 - 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 light. The invention is characterised in that the chip (1) includes a waveguide (2) with a first... Agent: Young & Thompson

20090041406 - Integrated circuit including non-planar structure and waveguide: One embodiment provides an integrated circuit including a first non-planar structure and a waveguide configured to provide electromagnetic waves to the first non-planar structure. The first non-planar structure provides a first signal in response to at least some of the electromagnetic waves.... Agent: Dicke, Billig & Czaja

20090041410 - Suppresson of undesirable signal propagation mode(s) downstream of mode converter: An optical device (D) is dedicated to the transformation of the propagation mode of optical signals. This device comprises at least a first mode converter (3) that is supplied with signals that are propagated in a first guided mode and that delivers the signals in a multimode fibre (4) partly... Agent: Sughrue Mion, PLLC

20090041411 - Fiber optic drop cables and preconnectorized assemblies: A preconnectorized outdoor cable streamlines the deployment of optical waveguides into the last mile of an optical network. The preconnectorized outdoor cable includes a cable and at least one plug connector. The plug connector is attached to a first end of the cable, thereby connectorizing at least one optical waveguide.... Agent: Corning Incorporated

20090041412 - Laser erosion processes for fiber optic ferrules: A method for processing fiber optic ferrules, the method comprising: providing a fiber optic ferrule defining an endface portion and a pedestal portion about one or more protruding optical fibers; mechanically polishing the one or more protruding optical fibers substantially flush with the pedestal portion; and non-mechanically eroding the pedestal... Agent: Corning Incorporated

20090041413 - Retractable optical fiber tether assembly and associated fiber optic cable: The present invention provides an optical system that allows for the flexible location of an optical device that is coupled to a patch panel in a wiring closet or other optical signal source through a series of fiber optic cables and optical connections, or the flexible location of an array... Agent: Corning Incorporated

20090041414 - Method for accessing optical fibers within a telecommunication cable: Disclosed is a method accessing one or more optical fibers in a telecommunication cable in a way that considerably reduces the risk of damaging the optical fibers. To avoid inadvertent damage caused by a cutting tool, the method includes moving optical fibers and/or micromodules away from the area on the... Agent: Summa, Additon & Ashe, P.A.

20090041415 - Double-core optical fiber: A double core optical fiber is provided, in which single mode signal light and multimode signal light can be transmitted and a multimode transmission of the signal light guided through the core can be reduced even when the optical fiber is bent. The double core optical fiber of the present... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090041416 - Optical waveguide film and manufacturing method thereof: An optical waveguide film includes a film including a clad layer and a core layer covered by the clad layer; an adhesive layer formed on at least one surface of the film; and a plurality of projection portions formed on a surface of the adhesive layer and arranged at spaced... Agent: Akerman Senterfitt

20090041417 - Fiber optic module: A fiber optic module includes a housing defining an interior region. A bulkhead assembly is in engagement with the housing. The bulkhead assembly includes a plurality of input adapter ports, a plurality of output adapter ports, and a plurality of monitor ports. A high-density planar lightwave circuit chip is disposed... Agent: Merchant & Gould PC

20090034898 - Optical modulator: Herein disclosed is an optical modulator, comprising: a substrate 1 having an electro-optic effect; an optical waveguide 12 embedded in the substrate 1 to have a light wave guided therein; a traveling wave electrode 4 mounted on the substrate 1 to have a traveling wave applied thereon so that the... Agent: Greer, Burns & Crain

20090034900 - Band-pass filter and method for making photonic crystal for the band-pass filter: A band-pass filter includes a photonic crystal having a local mode that generates a pass band in a stop band formed by Bragg reflection, a transmission channel that limits electromagnetic waves propagating in the photonic crystal to a mode in which an amplitude direction of an electrical field is a... Agent: Dickstein Shapiro LLP

20090034899 - Optical modulator including waveguide grating structure and multiple quantum well layer: An optical modulator and related methods are described. In accordance with one embodiment, the optical modulator comprises a horizontal waveguide grating structure (WGS) receiving an incident radiation beam propagating in a non-horizontal direction. The WGS includes a horizontal waveguiding layer along which a lateral propagation mode is guided, the lateral... Agent: Hewlett Packard Company

20090034902 - Method for increasing signal intensity in an optical waveguide sensor: A sensor platform for use in sample analysis comprises a substrate (30) of refractive index m and a thin, optically transparent layer (32) of refractive index (n2) on the substrate, where n2 is greater than n1. The platform includes one of more sensing areas each for one or more capture... Agent: Siemens Corporation Intellectual Property Department

20090034901 - Optical fiber sensor: An optical fiber sensor that can detect a liquid level or detect a property of liquid with high reliability even under a frequently vibrational environment. The optical fiber sensor includes an optical fiber that includes a core having an area where a grating is formed and a clad, and is... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090034903 - Strain sensing device and method of measuring strain: A strain sensing device has a sub-assembly with at least one optical fiber therein, and a metallic coating encasing the sub-assembly. The metallic coating is strain coupled to the sub-assembly. A strain sensing system and a method of anticipating failure in a structure are provided. The strain sensing system and... Agent: Sughrue Mion, PLLC

20090034905 - Microresonantor systems and methods of fabricating the same: Various embodiments of the present invention are related to microresonator systems and to methods of fabricating the microresonator systems. In one embodiment, a microresonator system comprises a substrate having a top surface layer and at least one waveguide embedded in the substrate and positioned adjacent to the top surface layer... Agent: Hewlett Packard Company

20090034904 - Semiconductor optical modulator: There is provided a semiconductor optical modulator capable of performing a stable operation and having an excellent voltage-current characteristic to an electric field while exhibiting the characteristic of a semiconductor optical modulator with an n-i-n structure. The semiconductor optical modulator includes a waveguide structure that is formed by sequentially growing... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090034906 - System and methods for routing optical signals: A system and methods for routing optical signals are disclosed. The system includes a first large core hollow waveguide having a reflective coating covering an interior of the waveguide and configured to guide a substantially collimated multi-mode coherent light beam. A second large core hollow waveguide with an interior reflective... Agent: Hewlett Packard Company

20090034907 - Optical wavelength coupler using multi-mode interference: Provided is an optical wavelength coupler using a multi-mode interference. The optical wavelength coupler is a planar waveguide type optical device that can distribute or couple two optical signals having different wavelengths by using the multi-mode interference. The optical wavelength coupler is suitable for integration and is small-sized. Also, the... Agent: Rabin & Berdo, PC

20090034908 - Photonic guiding device: A photonic guiding device and methods of making and using are disclosed. The photonic guiding device comprises a large core hollow waveguide configured to interconnect electronic circuitry on a circuit board. A reflective coating covers an interior of the hollow waveguide to provide a high reflectivity to enable light to... Agent: Hewlett Packard Company

20090034909 - Optical isolator: An optical isolator is constituted by providing a substrate, a waveguiding layer lattice-matched to the substrate, and a non-reciprocal phase shifter, and a waveguide and a curved waveguide for guiding the waveguiding layer are formed in the waveguiding layer, and a branch coupler is also provided therein, furthermore, a refractive... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090034910 - Optical connections and methods of forming optical connections: In one embodiment, an assembly having a first board, a second board, a fiber bundle, and at least one movable stage is provided. The fiber bundle has a first end and a second end, and the first end of the fiber bundle is attached to the first board first face.... Agent: Hewlett Packard Company

20090034912 - M28876/ngcon/d38999 to mtp adaptor and a kit containing the same: An M28876/NGCON/D38999 to MTP adaptor is disclosed as a low cost substitute for high density fiber systems. The MTP adaptor has a mechanical footprint that is substantially similar to a standard M28876/NGCON/D38999 connector. A kit is also provided that comprises an MTP cable, a pair of ST to MTP fan... Agent: Ip Authority, LLC Ramraj Soundararajan

20090034911 - Positional differentiating connector assembly: The present disclosure provides systems and methods for securing an information network through positional distinguishing of connectors and adapters. A communications connector system associated with the present disclosure includes at least a first patch cord connector assembly including a patch cord terminated at least at one end by a duplex... Agent: Mccarter & English , LLP Stamford Office

20090034914 - Coaxial opto-electronic device having small form factor insulating structure: A coaxial opto-electronic device used for SFF (Small Form Factor) and SFP (Small Form-Factor pluggable) opto-electronic transceiver module comprises an opto-electronic TO CAN (201) having a cap border (106) at one end, a metal tube (203) disposed around the opto-electronic TO CAN (201), and an isolation ring (202) interposed between... Agent: Scully Scott Murphy & Presser, PC

20090034913 - Optical connector assembly: The invention relates to an optical connector assembly for connecting optical waveguides to electro-optical components, in particular for producing multimedia connections in motor vehicles, for example in accordance with the MOST® standard. The connector assembly comprises a connector (12) having a mating connector receptacle (16) for receiving a complementary mating... Agent: Reising Ethington Barnes Kisselle PC

20090034915 - Optical transceiver with an optical sub-assembly supporter by a holder and a cover: An optical transceiver is disclosed, in which an optical subassembly maybe assembled within a housing without degrading an optical coupling efficiency between a semiconductor optical device in the subassembly and an optical fiver in an external optical connected that is mated with the housing of the transceiver. The subassembly comprises... Agent: Venable LLP

20090034916 - Fiber optic cable with in-line fiber optic splice: A fiber optic cable includes first and second fiber optic cables segments that are joined at an in-line splice location at which a fiber optic splice is located. The in-line splice location includes a strain transference arrangement configured to inhibit strain from being transferred to the fiber optic splice.... Agent: Merchant & Gould PC

20090034917 - System for splicing fiber drop cables: An splice enclosure for supporting a splice between the ends of a pair of fiber optic drop cables includes at least one longitudinally-extending flexible support member extending across the splice, a cover member which covers the splice and which overlaps the jackets of the two cables, and at least one... Agent: Law Office Of Delio & Peterson, LLC.

20090034921 - Distribution cable assembly having overmolded mid-span access location: A fiber optic cable assembly comprising a first fiber optic cable having pre-selected optical fibers pre-terminated and branched at a cable access point, a second cable optically connected to the pre-terminated optical fibers, and a flexible body encapsulating the cable access point. A method for manufacturing a fiber optic cable... Agent: Corning Incorporated

20090034918 - Fiber optic cables having coupling and methods therefor: A fiber optic cable including at least one optical fiber disposed within a cavity of a cable jacket and methods for manufacturing the same are disclosed. The cavity has a first cavity cross-sectional area and a second cavity cross-sectional area located at different longitudinal locations along the cable, where the... Agent: Corning Incorporated

20090034919 - Fiber optic cables using dry inserts for coupling and methods therefor: A fiber optic cable including at least one optical fiber and at least one dry insert disposed within a cavity of a cable jacket and methods for manufacturing the same are disclosed. The dry insert has a first thickness and a second thickness located at different longitudinal locations along the... Agent: Corning Incorporated

20090034920 - Termination of fiber optic cable: Apparatus and methods provide for cables with secured terminations. For some embodiments, a cable includes an inner tube surrounding an optical fiber, an aluminum tube surrounding the inner tube, and armor tubing surrounding the aluminum tube. The aluminum tube resists collapse of the inner tube at bends in the cable,... Agent: Patterson & Sheridan, L.L.P.

20090034923 - Fiber optic cables suitable for automated preconnectorization: Fiber optic drop cables are disclosed that are suitable for automated preconnectorization. In one embodiment, an optical waveguide is disposed in a buffer tube that has two strength components disposed on opposite sides thereof and a plurality of strength members. The plurality of strength members are disposed at a plurality... Agent: Corning Incorporated

20090034922 - Optical fiber cable: It is an object of the present invention to provide an optical fiber cable which can reliably prevent increased transmission loss due to damage of the optical fiber as a result of the egg-laying behavior of cicadas. The cable includes at least an optical fiber 1, tension members 6 and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090034924 - Photonic devices having degenerate or split spectral band edges and methods for using the same: Provided herein are photonic devices configured to display photonic band gap structure with a degenerate or a split band edge. Electromagnetic radiation incident upon these photonic devices can be converted into a frozen mode characterized by a significantly increased amplitude, as compared to that of the incident wave. The device... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department

20090034925 - Optical fibers and optical fiber devices with total dispersion greater than material dispersion: Disclosed are optical fiber devices incorporating optical fibers with total dispersion greater than material dispersion, and with preferred dispersion values less than +50 ps/nm-km. The desired dispersion values are obtained when light resides substantially in a single higher order mode (HOM) of the fiber, typically the LP02 mode. The optical... Agent: Furukawa Electric North America, Inc. (formerly Fitel Usa Corp.)

20090034926 - Holey fiber and method of manufacturing the same: A holey fiber has a core region, a cladding region surrounding the core region, air holes arranged around the core region, and a connection section extending from at least one end portion of the holey fiber. A refractive index of the core region in the connection section is higher than... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090034927 - Photonic crystal fibers and medical systems including photonic crystal fibers: In general, in one aspect, the disclosure features a system that includes a flexible waveguide having a hollow core extending along a waveguide axis and a region surrounding the core, the region being configured to, guide radiation from the CO2 laser along the waveguide axis from an input end to... Agent: Fish & Richardson P.C.

20090034928 - optical waveguide film, optical substrate, and methods for manufacturing the same: An optical waveguide film includes a clad layer having an adhesive function; and a core layer covered by the clad layer.... Agent: Akerman Senterfitt

20090034929 - Fiber termination block with splitters: The present invention relates to the management of cables extending to and from fiber termination blocks with sliding fiber adaptor modules within a fiber distribution frame. The blocks include a splitter chassis and fiber optic splitters mounted within the chassis.... Agent: Merchant & Gould PC

20090034930 - Polymeric compositions comprising quantum dots, optical devices comprising these compositions and methods for preparing same: The present invention relates to a polymeric composition of matter. The composition includes at least one polymer matrix and plurality of quantum dots distributed therein. The polymer may be a perfluorocyclobutane polymer having high optical transmission at telecommunications wavelengths. The quantum dots may include cap compounds to increase the solubility... Agent: Jay M. Brown