Optical waveguides inventions 01/08

20080025663 - Method for manufacturing optical fiber probe: A method for manufacturing an optical fiber probe includes the steps of providing an optical fiber including a core and a outer protective layer disposed therearound; removing a portion of the outer protective layer to expose a portion of the core; etching the exposed portion of the core to achieve... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20080025667 - Optical device for light coupling: There is provided an optical device, including a light-transmitting substrate having two major surfaces parallel to each other and two edges, optics for coupling light into the substrate by internal reflection. One of the edges is slanted with respect to the major surfaces and a portion of the optics for... Agent: Snell & Wilmer LLP (oc)

20080025669 - Method of manufacturing co2 laser grooved long period fiber gratings: In the present invention, methods and systems for fabricating novel LPFGs are taught. Fabrication is preformed by focusing a CO2 laser beam having a diameter of 30 to 40 μm onto a fiber, such fiber being fixed and weighted on either ends. The variations of transmission spectrum and polarization dependent... Agent: Attn: Maquita Wong The Hong Kong Polytechnic University

20080025668 - Transducer mandrel with attachment for holding fiber bragg grating mounting collar: A fiber optic acoustic transducer includes a mandrel having a first portion that preferably formed generally as a cylinder having a projection extending from one end. A grating collar also preferably formed in a generally cylindrical configuration. The grating collar has a passage extending therethrough so that it may mounted... Agent: Lynn, John H. Suite C 103

20080025670 - Strain relief boot for cable connector: A strain relief boot for a connectorized cable. The boot has a staged bending characteristic in that there are discrete first and second zones that have different bending and minimum bend radius characteristics. The boot is of a segmented design including multiple links separated from one another by open gaps... Agent: Tyco Technology Resources

20080025674 - Optical connecting parts and optical connecting structure: Optical connecting parts and an optical connecting structure are provided. A large area is not occupied on the substrate, position aligning is easier, it takes less time to connect, and connecting and releasing can be freely performed. Optical connecting parts which connect an optical transmission medium and optical functional part... Agent: Arent Fox LLP

20080025677 - Optical device and manufacturing method thereof: The present invention is an optical device achieving miniaturization, functional integration, and cost reduction, and comprises an optical element chip, an optical fiber assembly comprised of an optical fiber, a first ferrule, and a second ferrule, a package containing and enveloping the optical element chip and having an opening for... Agent: Staas & Halsey LLP

20080025662 - Optical modulator: An optical modulator is provided for modulating light propagating in a three-dimensional optical waveguide 5 by applying a voltage thereto. The optical modulator has the three-dimensional optical waveguide 5 including at least one pair of branch optical waveguides 5c and 5d, a multiplexing part 5e of the branch optical waveguides... Agent: Burr & Brown

20080025664 - System for measurement and detection of parameters and anomalies: The subject of the invention is a system for measuring the state of panels in real time, particularly of one or more composite panels, characterized in that it has a network of very fine waveguides connected to a series of transducer sensors that are designed to send and receive signals... Agent: Perman & Green

20080025665 - Method of using a polarization sorter: A method of using a passive polarization sorter comprising the step of deploying a first waveguide and a second waveguide forming an adiabatic region along a portion of their length. Then, an input optical signal is introduced into the first waveguide wherein light having at least one guided TE polarized... Agent: Dunlap, Codding & Rogers P.C.

20080025666 - Photonic crystal energy converter: A photonic crystal is configured with wavelength converting material to act as a concentrator for electromagnetic energy. The concentrator may also be configured with energy conversion devices to convert the electromagnetic energy into another form of energy.... Agent: Searete LLC Clarence T. Tegreene

20080025671 - Contra-angle rotating handpiece having tactile-feedback tip ferrule: An illumination device is described containing optical fibers that transmit electromagnetic energy from a source to a target. Additional optical fibers return reflected electromagnetic energy from the target. High-level electromagnetic energy can be used for cutting, reforming, or treating a surface. Low-level electromagnetic energy illuminates the surface.... Agent: Stout, Uxa, Buyan & Mullins LLP

20080025672 - Contra-angle rotating handpiece having tactile-feedback tip ferrule: An illumination device is described containing optical fibers that transmit electromagnetic energy from a source to a target. Additional optical fibers return reflected electromagnetic energy from the target. High-level electromagnetic energy can be used for cutting, reforming, or treating a surface. Low-level electromagnetic energy illuminates the surface.... Agent: Stout, Uxa, Buyan & Mullins LLP

20080025673 - Axis translation installation mechanism for optoelectronics modules and method: An optoelectronic module is seated onto a substrate connector by guiding the module along an initial path portion that is misaligned with respect to the mating direction defined by the substrate connector and further includes providing a positive pressure drive along an end path portion with sufficient force to secure... Agent: Kathy Manke Avago Technologies Limited

20080025675 - Fiber tip detector apparatus and related methods: A system and method are described for controlling acceptance of a fiber connector. A configurable adapter is employed for connecting fiber connectors to a laser housing. A specific version of the adapter permits connecting both first- or general-purpose and second- or specific-purpose fiber connectors to the laser housing. A less... Agent: Stout, Uxa, Buyan & Mullins LLP

20080025676 - Laser adjustment in integrated optoelectronic modules/fiber optic cables: An integrated optoelectronic module and optical fiber for coupling a pair of information system devices having an electrical input/output interface using optical signal communication including an optical fiber; a housing on at least one end of the optical fiber including an electrical connector for coupling with one of said information... Agent: Casey Toohey Emcore Corporation

20080025678 - Optical module with metal stem and metal cap resistance-welded to stem: The present invention provides a new arrangement of the stem and the cap resistance-welded to the stem, in which the deformation induced by the welding in a portion adjacent to the projection does not cause the failure for the assembly of the module. The cap and the stem of the... Agent: Venable LLP

20080025679 - Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the same: An optical fiber that includes a core containing a first concentration of germanium, an inner cladding arranged on the core, the inner cladding containing a second concentration of germanium and having a first diffusion coefficient, and an outer cladding arranged on the inner cladding, the outer cladding having a second... Agent: Sughrue Mion, PLLC

20080025680 - Plastic waveguide for terahertz wave: The invention discloses a plastic waveguide for guiding terahertz (THz) wave with a wavelength ranging from 30 to 3000 μm. The plastic waveguide includes a core and a cladding layer. At least part of the core is made of a first plastic medium having a first refractive index, and the... Agent: Birch Stewart Kolasch & Birch

20080025681 - Organic devices having a fiber structure: A photoactive fiber is provided, as well as a method of fabricating such a fiber. The fiber has a conductive core including a first electrode. An organic layer surrounds and is electrically connected to the first electrode. A transparent second electrode surrounds and is electrically connected to the organic layer.... Agent: Kenyon & Kenyon LLP

20080025682 - Grounding device for fiber storage trays: A cable management panel having a grounding arrangement. The grounding arrangement including a rolling ground strap interconnected to each of a drawer and a chassis of the cable management panel. The rolling ground strap being arranged to include a loop that rolls along the length of the ground strap.... Agent: Merchant & Gould PC

20080025683 - Secure fiber optic network cassette assembly: Assemblies and methods for securing a fiber optic network cassette assembly are provided. A typical secure cassette assembly includes a cabinet adapted to be locked on both a front and rear side of the cabinet. Internally, a plurality of cassettes are placed on a cassette tray adapted to slide back... Agent: Mccarter & English , LLP Stamford Office

20080025684 - Fiber optic splitter: A housing including a plurality of openings for receiving fiber optic connectors and protecting the polished end face of the connectors from damage while the connectors are stored within a telecommunications connection cabinet. A module with a plurality of optical fiber cables connected to a first optical fiber cable and... Agent: Merchant & Gould PC

20080025685 - Holder for optical fibres: A holder for multiple optical fibres, in which a detachable connection is created between the holder and the optical fibres by elastic engagement in a seating The holder includes a comb element with a receiving side facing the optical fibres and a base surface facing the cabin structural part. The... Agent: Perman & Green

20080025687 - Light guide member and backlight unit including light guide member: A light guide member for guiding light may include a first pattern on a first side of the light guide member, the first pattern may include a plurality of first features extending along a first direction, and a plurality of second features extending along a second direction, wherein the first... Agent: Lee & Morse, P.C.

20080025686 - Light guide member and backlight unit including light guide member and methods of fabricating light guide members and backlight units: A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance D3 from the second light source. The light guide member may include a first side including a plurality of first grooves... Agent: Lee & Morse, P.C.

20080025688 - Light guide member and backlight unit including light guide member and methods of fabricating light guide members and backlight units: A light guide member for guiding light received from a light source unit, the light source unit illuminating light toward the light guide member, the light guide member may include a plurality of first grooves on a first side of the light guide member, the first grooves extending along a... Agent: Lee & Morse, P.C.

20080019632 - Optical device: An optical device is disclosed which suppresses a bias shift which is a deviation of a phase relationship between output signal light and monitoring light. The optical device includes a substrate having an electro-optic effect, a modulating optical waveguide formed on a surface layer portion of the substrate and forming... Agent: Staas & Halsey LLP

20080019638 - Long cavity single-mode laser diode: Provided is a long cavity single-mode laser diode in which a ring waveguide is integrated such as a conventional array waveguide (AWG)-based laser or a concave grating (CG)-based laser.... Agent: Ladas & Parry LLP

20080019643 - Optical subassembly having insertable cylindrical sleeve: An optical subassembly (“OSA”) for use in optical communications modules is disclosed. The OSA solves various issues related to the insertion and removal of an optical fiber connector into and from the OSA receptacle, including hard plug, wiggle performance, and shavings production. In one embodiment, an optical communications module is... Agent: Workman Nydegger

20080019633 - Apparatus and methods for integrally packaging optoelectronic devices, ic chips and optical transmission lines: Apparatus and methods for packaging optical communication devices include optical bench structures, such as silicon-optical benches (SiOB). An optical communications apparatus includes an optical bench comprising a substrate having an electrical turning via formed therein. An optoelectronic (OE) chip and integrated circuit (IC) chip are mounted on the optical bench... Agent: F. Chau & Associates, LLC

20080019634 - Optical integrated circuit: The present technique relates to a device including an optical integrated circuit amplifier and another type of optical integrated circuit. The optical integrated circuit amplifiers and other optical integrated circuits are coupled together through optical paths. The optical integrated circuit amplifiers and other optical integrated circuits of the optical components... Agent: Michael G. Fletcher Fletcher Yoder

20080019635 - Plasmon multiplexing: A variety of structures, methods, systems, and configurations can support plasmons for multiplexing.... Agent: Searete LLC Clarence T. Tegreene

20080019636 - Adhesive system for optical devices: An adhesive system for securing optical elements to a housing or substrate in an aligned position that is maintained over widely varying environmental conditions. A fiber optic device is constructed such that applied adhesive is not disposed between a fiber optic element and the housing of the fiber optic device,... Agent: Pitts And Brittian P C

20080019637 - Polarization beam splitter-polarization rotator structure: A polarization beam splitter-polarization rotator-polarization beam combiner optical structure comprising a pair of polarization rotators having a polarization beam splitter associated with the input ends of the two polarization rotators, and a polarization beam combiner associated with output ends of the two polarization rotators, and a method of purifying a... Agent: Dunlap, Codding & Rogers P.C.

20080019639 - Manufacturing a microlens at the extremity of a lead waveguide: Variants of a method for manufacturing a microlens of any desired shape at the extremity of a lead waveguide are provided. A lens element having a non-uniform radial etchability profile is provided at the extremity of the lead waveguide. Preferably, the etchability profile is determined by a non-uniform radial distribution... Agent: Mcdermott Will & Emery LLP

20080019640 - Dynamically tunable waveguide chip for optical transforms: A tunable optical waveguide chip for optical transforms. Roughly described, the chip includes a planar waveguide having a lens region and a plurality of individually addressable energy applicators distributed transversely across an optical path through the lens region. By individually controlling the energy applied to each of the energy applicators,... Agent: Gemfire C/o Haynes Beffel & Wolfeld LLP

20080019641 - Pre-connectorized fiber optic distribution cable having overmolded access location: A pre-connectorized fiber optic distribution cable assembly includes a plurality of optical fibers and at least one mid-span access location along the length of the distribution cable. At least one of the optical fibers is accessed, terminated and then connectorized at the mid-span access location to an optical connector disposed... Agent: Corning Cable Systems LLC

20080019642 - Protective fiber optic union adapters: Devices to enhance the reliability of optical networks and to reduce the cost of repair are disclosed in this invention. In particular, compact and inexpensive fiber optic union adapters with built-in protective isolation prevent the transfer of damage from one connectorized fiber optic cable to another. The fiber optic union... Agent: Anthony S. Kewitsch

20080019644 - Fiber optic connector holder and method: The present invention relates to a fiber optic connector holder sized to fit within an opening for mounting a fiber optic adapter. The fiber optic connector holder is configured to permit a fiber optic connector with a dust cap positioned about a ferrule and a polished end face of an... Agent: Attention Of David G. Schmaltz Merchant & Gould P.C.

20080019645 - Connectored optical fiber sheet and manufacturing method thereof: In a connectored optical fiber sheet according to the present invention, a connector is fitted around both optical fibers and sheet base.... Agent: Greenblum & Bernstein, P.L.C

20080019646 - Optical fiber mechanical splice connector: An optical fiber mechanical splice connector including a connector body having a fiber alignment mechanism and a cavity, and a ferrule including a stub fiber, wherein an end of the stub fiber extends from the ferrule through the cavity of the connector body and into the fiber alignment mechanism, and... Agent: Corning Cable Systems LLC

20080019647 - Optical fiber tape unit and optical fiber cable: An optical fiber tape unit comprising an optical fiber core having an outer diameter of 0.4 mm or more consisting of an optical fiber strand composed of an optical fiber, a primary coating layer and a secondary coating layer, and an overcoat layer formed around the outer circumference of the... Agent: Mcginn Intellectual Property Law Group, PLLC

20080019648 - Ferroelectric nanophotonic materials and devices: Systems and methods for manipulating light with tunable ferroelectric photonic devices. Devices having tunable properties that exhibit photonic bandgap behavior are fabricated from ferroelectric materials. Apparatus is provided to apply tuning signals to the ferroelectric material using one or more of electric fields, mechanical forces, optical fields, and thermal fields.... Agent: Hiscock & Barclay, LLP

20080019649 - Optical fiber with zero dispersion wavelength shifted to short wavelength region, and optical transmission line and optical transmission system using the same: Disclosed is an optical fiber suitable for WDM system, particularly whose zero-dispersion wavelength is positioned in a short wavelength band less than 1,300 mm. In the optical fiber, dispersion has a positive value, not zero, at 1,310 nm, and a dispersion slope is positive at 1,550 rim with dispersion of... Agent: Jones Day

20080019650 - Optical fiber with extended bandwidth for crimp and cleave connectors: An optical fiber includes a large graded index core of Ge doped silica for an increased bandwidth-length-product of over 100 MHz-km. A cladding layer of non-doped silica is formed on the core during the preform process and subsequently during drawing the preform an ultraviolet light curable polymer first coating is... Agent: Furukawa Electric North America, Inc. (formerly Fitel Usa Corp.)

20080019651 - Optical waveguide, optical device, and manufacturing method of the optical waveguide: An optical waveguide is formed by diffusing a second impurity to form a second diffusion area having a large refractive index on a substrate. A groove is formed at a portion of the substrate corresponding to an outside of a bend of a bent portion along the second diffusion area.... Agent: Staas & Halsey LLP

20080019652 - Planar optical waveguide: A method for creating a master and for generating an optical waveguide therefrom. The method includes creating a waveguide master having the geometrical form of at least one optical element formed therein; and generating an embossed optical waveguide from the master, the embossed optical waveguide being a negative of the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080019653 - Optical coupling assembly: An optical coupling assembly includes light transmitting or reflecting members fusion bonded to one another.... Agent: Hewlett Packard Company

20080019654 - Fiber optic cable slack measuring device: During the stringing of fiber optic cable on utility poles, there is a need for making splices of that cable at each pole where a terminal is to be located for connection of that cable to, e.g., a house. Cable slack is needed for those splices, and certain lengths of... Agent: Verizon Patent Management Group

20080019655 - Fiber optic splitter: A housing including a plurality of openings for receiving fiber optic connectors and protecting the polished end face of the connectors from damage while the connectors are stored within a telecommunications connection cabinet. A module with a plurality of optical fiber cables connected to a first optical fiber cable and... Agent: Merchant & Gould PC

20080019656 - Adaptive device for shifting imaging axis across fiber-optic endfaces in multi-fiber connector for inspection: A device for shifting the imaging axis of a microscope across the endfaces of a multi-fiber connector for inspecting the fiber-optic endfaces through the microscope comprises a supporting body for attaching at one end to the optical tube of a microscope; a pendular arm rotatably mounted to another end of... Agent: Pai Patent & Trademark Law Firm

20080019657 - System for diffusing light from an optical fiber or light guide: A system for diffusing light from an optical fiber wherein the optical fiber is coupled to a light source, comprising forming a polymer element adapted to be connected to the optical fiber and incorporating a scattering element with the polymer element wherein the scattering element diffuses the light from the... Agent: Lawrence Livermore National Security, LLC

20080019658 - Sensitive emission light gathering and flow through detection system: A luminometer is provided comprising a flow through waveguide and one or more detectors. The flow through waveguide has at least two openings and the sample is free to enter from one opening and exit from the other. The flow through waveguide can be made of material that guides emission... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20080019659 - Photonic fabric display with controlled graphic pattern, color, luminescence intensity, and light self-amplification: A photonic fabric display wherein graphic patterns, color, luminescence intensity, and light self-amplification are controllable. Incorporated in the fabric display are a number of photonic fibers which contain a converter either coated on a surface of the photonic fibers or inside said photonic fibers and a light source, such as... Agent: Evan Law Group LLC

20080013878 - Waveguide structure and optical device: There is disclosed a waveguide structure that propagates surface plasmon waves, comprising: a quantum well structure, disposed on a semiconductor substrate; wherein the quantum well structure has a quantum well layer, in turn having an intersecting region that intersects a hypothetical plane substantially orthogonal to an alignment direction of the... Agent: Drinker Biddle & Reath (dc)

20080013882 - Optical coupler with stabilized coupling ratio: An optical coupler is provided, which includes at least one first-type delay part having a delay quantity; at least one second-type delay part having a basic delay quantity and an adjustable delay quantity; and a plurality of optical splitting units. The plurality of optical splitting units is connected to the... Agent: Jianq Chyun Intellectual Property Office

20080013893 - Optical fiber ferrule and ferrule receiver, and method for manufacturing the same: An optical fiber network may be provided in a building or set of buildings that can be used with any type of services, regardless of whether those services are provided as electrical signals or as optical signals. To accomplish this, a service aggregation gateway may be provided that receives electrical... Agent: Banner & Witcoff, Ltd.

20080013895 - Optical connector module and electric connector module: A disclosed optical connector module includes an optical connector configured to receive an optical plug provided at an end of an optical fiber cable and a photoelectric conversion unit configured to convert an optical signal into an electric signal and vice versa. The disclosed optical connector module is mountable on... Agent: Staas & Halsey LLP

20080013894 - Optical receptacle and sleeve: An optical receptacle includes a fiber stub; and a sleeve having a sleeve main body where the fiber stub is installed, the sleeve supported by a supporting surface of a supporting member. In the optical receptacle, a leaning prevention member is provided at the sleeve; the leaning prevention member is... Agent: Staas & Halsey LLP

20080013896 - Miniature optical transceiver: A miniature optical transceiver system where active transmitter and receiver components are mounted on the same circuit board in perpendicular relation to the mother board, including means for precise passive alignment of the optical fibers to the active components such as the VCSEL and PD.... Agent: Patzik, Frank & Samotny Ltd.

20080013897 - Optical component package: An optical component package is disclosed. The package has a housing. The interior of the housing is adapted to house an optical component. The package includes at least two fiber optic connectors, each comprising an component side adapted to connect to the optical component and each having a pluggable exterior... Agent: Smart & Biggar P.o. Box 2999, Station D

20080013876 - Optical modulator: Optical modulator devices exhibiting improved response characteristics are constructed from a ring resonator having a tunable loss element positioned within the ring resonator structure and one or more phase shifters. By tuning and/or controlling the loss within the resonator, desired modulator response characteristics are obtained.... Agent: Brosemer, Kolefas & Associates, LLC - (lucent)

20080013877 - Method and apparatus for improved light distribution in an anti-resonant waveguide sensor: An improved method of analyzing target analytes in a sample is described. The method is based on creating an approximately homogeneous distribution of light in an anti-resonant guided optical waveguide to improve light-target interaction in a target-containing medium. The light-target interaction can be monitored by many different means to determine... Agent: Patent Documentation Center

20080013879 - Optical fiber based sensor system suitable for monitoring remote aqueous infiltration: Methods and apparatus for predicting service life of remote equipment for infiltration of liquid are disclosed. Such methods and apparatus preferably include at least one fiber optic sensor assembly adapted to react after being exposed to a predetermined quantity of liquid.... Agent: Merek, Blackmon & Voorhees, LLC

20080013881 - Monolithic transmitter photonic integrated circuit (txpic) with a traversely disposed output: A photonic integrated circuit (PIC) chip comprising an array of modulated sources, each providing a modulated signal output at a channel wavelength different from the channel wavelength of other modulated sources and a wavelength selective combiner having an input optically coupled to received all the signal outputs from the modulated... Agent: North Weber & Baugh LLP Carothers, W. Douglas

20080013880 - Optical circuit board, an optical backplane and an optical communication system: The invention provides an optical circuit board, the circuit board comprising: a rigid support layer; a flexible support layer formed on the rigid support layer; and, an optical layer formed on the flexible support layer. The optical layer includes one or more optical waveguides extending from a first area of... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080013883 - Method and apparatus for the monitoring and control of a process: A pitch side optical system for use in diode laser spectroscopy consisting of more than one diode laser having select lasing frequencies with each diode laser being coupled to an end of a distinct input optical fiber. The pitch side optical system further consists of a multiplexer optically coupled to... Agent: Swanson & Bratschun, L.L.C.

20080013884 - Optical fiber cable distribution frame: A telecommunication distribution frame is provided for optical fibre of an incoming cable. Primary and secondary flexibility suites include joined blown fibre tubes routed as desired within the installation. A continuous blown fibre unit may extend through the joined blown fibre tubes. A blown fibre tube flexibility module may have... Agent: Nixon & Vanderhye, PC

20080013885 - Automatic shutdown system and method for optical multiplexers and demultiplexers: An automatic shutdown system for optical multiplexers and demultiplexers includes an optical switch that is disposed in a common optical channel between a transmitter and a receiver of an optical communication system. The optical switch may attenuate or block a signal in the common optical channel during power-off conditions. The... Agent: Marshall, Gerstein & Borun LLP (intel)

20080013886 - Optical wavelength division coupler and associated methods: An optical assembly includes a first transparent substrate having first and second surfaces, a second transparent substrate having substantially parallel third and fourth surfaces, a reflective portion on the second transparent substrate, a plurality of filters between the first substrate and the reflective portion, the plurality of filters filtering light... Agent: Digital Optics Corporation

20080013887 - Method and apparatus for the monitoring and control of a process: A diode laser spectroscopy gas sensing apparatus having a diode laser with a select lasing frequency, a pitch optic coupled to the diode laser with the pitch optic being operatively associated with a process chamber and oriented to project laser light along a projection beam through the process chamber. This... Agent: Swanson & Bratschun, L.L.C.

20080013888 - Optical fiber transition device: The present invention addresses the need for a stress relieving device and protective jacket for exposed fiber within a field-installed optical network enclosure, such as a network interface device. The present invention incorporates a furcation tube coupled with a furcation body. The coupling may be accomplished by a direct connection... Agent: Corning Cable Systems LLC

20080013889 - Fibre optic connector keying system: A keying system for providing selective interconnection between a receptacle socket and a connector plug terminating an optic fibre, the connector plug adapted for insertion into the receptacle socket. The keying system comprises a raised boss configured to one of a plurality of predefined boss keying geometries and a cavity... Agent: Goudreau Gage Dubuc

20080013890 - Back-to-back receptacle: A back-to-back receptacle and system for providing selective interconnection between a pair of optic fibres. The system comprises a receptacle comprising a pair of back-to-back receptacle sockets, with at least a first of the sockets configured to one of a plurality of predefined receptacle keying geometries, a first connector plug... Agent: Goudreau Gage Dubuc

20080013891 - Optical fiber connector, optical fiber connecting method, and, connector converter: The present invention relates to a low-cost attachable/detachable optical fiber connector, and the like. The optical fiber connector comprises first and second fiber connecting members. The first fiber connecting members has a ferrule that holds a first optical fiber in its inserting hole in a slidable state, a housing that... Agent: Mcdermott Will & Emery LLP

20080013892 - Optical fibre connector: The present invention relates to an optical fibre connector, and in particular to an optical port having a connector receptacle for receiving an optical fibre plug, and to an optical fibre connector assembly for transmitting and/or receiving an optical signal formed by an optical fibre connector and an optical fibre... Agent: Kathy Manke Avago Technologies Limited

20080013898 - Multi-piece protective mold: Protecting a breakout assembly at a breakout location of a distribution cable includes forming two flexible shells from a polyurethane material having a durometer ranging from about 80 to about 95 Shore A. A through passage configured to receive a stripped region of the distribution cable extends from opposite ends... Agent: Merchant & Gould PC

20080013899 - Coated central strength member for fiber optic cables with reduced shrinkage: A foam polymer jacketed rigid strength member for a fiber optic cable is disclosed, as is the method for its production. The foam jacket is made by feeding into an extruder a base polymer material, preferably a resin, such as polypropyene. The base material is melted in the extruder and... Agent: Sughrue, Mion, Zinn, Macpeak & Seas, PLLC

20080013900 - Fiber bundle for contact endomicroscopy: A fiber optic bundle for use in contact endoscopy or microscopy, comprising a pointed forward tip for insertion into a specimen, the forward tip having at least a portion that is oriented obliquely to the longitudinal axis of the bundle . The forward tip may be, for example, flat and... Agent: Knobbe Martens Olson & Bear LLP

20080013901 - Macro-bending insensitive optical fiber: Disclosed is an optical fiber, which includes: a core positioned at the center of an optical fiber to have the maximum refractive index within the optical fiber; an inner clad surrounding the core to have the minimum refractive index within the optical fiber; and an outer clad surrounding the inner... Agent: Cha & Reiter, LLC

20080013903 - Optical waveguide and method of manufacturing the same: An optical waveguide comprises: a core for propagating light; a clad covering the core; and a line convex part extending along a line different from the core, the line convex part comprising a cavity used as a positioning mark inside the line convex part.... Agent: Oliff & Berridge, PLC

20080013904 - Optical fiber, manufacturing method of the same, and optical amplifier: An optical fiber includes: a first core portion doped with rare earth ions; a second core portion having a lower refractive index than that of the first core portion, provided along an outer circumference of the first core portion, and doped with the rare earth ions; and a clad portion... Agent: Staas & Halsey LLP

20080013902 - Two-dimensional photonic crystal and optical device using the crystal: The present invention intends to provide a two-dimensional photonic crystal having a wide photonic band gap (PBG). In a slab-shaped body 31, a number of holes 32, whose sectional shape on a plane parallel to the slab surface is an equilateral triangle, are periodically arranged in a triangular lattice pattern.... Agent: Oliff & Berridge, PLC

20080013905 - Low bend loss optical fiber with high modulus coating: Optical fiber having a coating surrounding and in direct contact with the silica based cladding region of the fiber, the coating having a Young's modulus of elasticity greater than 30 MPa. The optical fiber has low bend losses, especially low microbend induced losses. The optical fiber has a core surrounded... Agent: Corning Incorporated

20080013906 - Optical fiber, transmission system, and wavelength division multiplexing system: An optical fiber has a first mode field diameter in a dominant mode of an acoustic mode generated in the optical fiber different from a second mode field diameter in a light intensity distribution of the optical fiber. Furthermore, a transmission system is configured to perform an analog signal transmission,... Agent: Sughrue Mion, PLLC

20080013907 - Optical fiber blowing device and method: A system and method for blowing an optical fiber to a destination are provided. A fiber blowing device may include an air inlet for receiving and conveying pressurized air from an air source through a bore of the blowing device. An optical fiber may be inserted into the device through... Agent: Banner & Witcoff, Ltd.

20080013908 - Total internal reflection prism mount: One aspect of the invention relates to an optical device that includes an elongate optical element, first and second frame member, and a plurality of contact supports. The optical element includes total internal reflection properties along a length of the optical element. The first and second frame members are positioned... Agent: 3m Innovative Properties Company

20080013909 - Modular optical fiber network interface: An optical fiber network may be provided in a building or set of buildings that can be used with any type of services, regardless of whether those services are provided as electrical signals or as optical signals. To accomplish this, a service aggregation gateway may be provided that receives electrical... Agent: Banner & Witcoff, Ltd.

20080013910 - Hinged parking in fiber distribution hubs: A fiber distribution hub includes a panel mounted within and pivotally movable relative to an enclosure. One or more connector holders are carried by the panel. The connector holders are provided at a connector storage location. The connector holders have a construction different than a functional fiber optic adapter.... Agent: Attention Of David G. Schmaltz Merchant & Gould P.C.

20080013911 - Homogenized beam shaper: A beam shaper has a light pipe fabricated of a material having a refractive index that provides total internal reflection within the light pipe. A first face accepts light and a second face releases light from the light pipe. The faces are orthogonal to an axis about which the light... Agent: Townsend And Townsend And Crew LLP / Amat

20080013912 - Heat-assisted magnetic recording head: An apparatus, comprising a slider. The slider includes a substrate with an air bearing surface and a trailing substrate side. The slider includes an optoelectronic heater and a magnetic head being mounted on the trailing substrate side. Thermal insulation is interposed between the optoelectronic heater and the magnetic head. The... Agent: Seagate Technology LLC C/o Westman Champlin & Kelly, P.A.

20080013913 - Optical touch screen: An optical touch panel including a support, an optical fiber illumination assembly arranged along and above at least part of a periphery of the support to define a detection region, the assembly including at least one optical fiber and a light source arranged for directing light along the at least... Agent: Klony Lieberman Lumio Inc.

20080008417 - Switchable fiber termination: An apparatus, system and method are provided for a switchable fiber termination (SFT) incorporated into an optical network device that responds to a test signal received via an optical network carrying data. The test signal may be a part of a multiplexed signal carrying data and is separated from the... Agent: Verizon Patent Management Group

20080008422 - Apparatus for forming pattern on light guiding plate and method of manufacturing light guiding plate: An apparatus for forming a pattern for a light guiding plate and a method of manufacturing a light guiding plate. The method of manufacturing a light guiding plate includes preparing a plurality of light guiding plates, each of the light guiding plates being a mother substrate on which optical patterns... Agent: Cantor Colburn, LLP

20080008424 - Optical low pass filter and camera: A first wave plate and a second wave plate are provided between a first birefringent plate and a second birefringent plate. The optical axis of the first wave plate and the optical axis of the second wave plate are orthogonal within a plane orthogonal to a traveling direction of an... Agent: Oliff & Berridge, PLC

20080008425 - Environmentally sealed connector with mt fiber optic locking interface: In one aspect, a connector is described. The connector comprises a plurality of optical fibers, at least two MT fiber optic connectors, communicatively coupled to one another utilizing the plurality of optical fibers, each MT fiber optic connector comprises a mating end. The connector further comprises a connector body formed... Agent: Honeywell International Inc.

20080008427 - Light emitting module and lighting device for vehicle: A ceramic board is formed in an almost rectangular shape and has one side surface of an outer peripheral surface formed as an abutting surface, which is caused to abut on positioning surfaces of a radiating member, and one surface in a vertical direction formed as a device disposing surface... Agent: Osha Liang L.L.P.

20080008426 - Optical module package and optical module: An optical module package that optically couples an optical device and an optical fiber includes: a first surface on which an optical plug that supports one end of the optical fiber is mounted; a second surface that intersects the first surface at an angle less than 90 degrees; a reflection... Agent: Harness, Dickey & Pierce, P.L.C

20080008429 - Receptacle type optical apparatus: A receptacle type optical apparatus is provided that prevents occurrence of misalignment in coupling optical waveguides. The receptacle type optical apparatus includes an optical device module having a light-emitting device and a light-receiving device, and an enclosure that stores the optical device module, the receptacle type optical apparatus allowing a... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080008412 - Optical device: The present invention relates to an optical device including a branching unit for making branches of incident light in a first branch ratio, a phase adjusting unit for adjusting the relationship in phase among branched lights obtained by the branching unit and a combining/branching unit for combining the lights after... Agent: Staas & Halsey LLP

20080008413 - Liquid crystal waveguide having refractive shapes for dynamically controlling light: Liquid crystal waveguides for dynamically controlling the refraction of light. Generally, liquid crystal materials may be disposed within a waveguide in a cladding proximate or adjacent to a core layer of the waveguide. In one example, portions of the liquid crystal material can be induced to form refractive or lens... Agent: Brownstein Hyatt Farber Schreck, PC

20080008414 - Liquid crystal waveguide having refractive shapes for dynamically controlling light: Liquid crystal waveguides for dynamically controlling the refraction of light. Generally, liquid crystal materials may be disposed within a waveguide in a cladding proximate or adjacent to a core layer of the waveguide. In one example, portions of the liquid crystal material can be induced to form refractive or lens... Agent: Brownstein Hyatt Farber Schreck, PC

20080008415 - Reduction of mems mirror edge diffraction in a wavelength selective switch using servo-based rotation about multiple non-orthogonal axes: Effects of diffraction of a spectral beam from an edge of the micromirrors are reduced in order to optimize the passband in a wavelength selective switch. The effects of diffraction on the pass band may be reduced by using rotation of the micromirror about both the attenuation axis and the... Agent: Joshua D. Isenberg Jdi Patent

20080008416 - Opto-electronic device: An opto-electronic device comprises a waveguide along which light may propagate and an electrode associated with the waveguide and arranged to apply a variable electric field thereto. The waveguide includes one or more active regions in which variations in the electric field applied by the electrode to the waveguide cause... Agent: Lahive & Cockfield, LLP

20080008418 - Coupling light into microresonators: An optical microresonator device is described including an optical waveguide and an optical microresonator positioned so as to optically couple to the waveguide. The waveguide includes a core and a metal cladding layer on at least part of one boundary of the core.... Agent: 3m Innovative Properties Company

20080008419 - Fibre-lens arrangement and lens array for one such fibre-lens arrangement: The invention relates to a fiber-lens arrangement having a fiber array with a substrate provided with a plurality of adjacent, interspaced, parallel, homogeneous V-shaped grooves for receiving and orienting the end sections of a plurality of optical fibers, and a separate lens array which matches the fiber array. The fiber... Agent: The Webb Law Firm, P.C.

20080008421 - All-optical variable optical attenuator: Disclosed is an all-optical variable optical attenuator. The all-optical variable optical attenuator includes a nonlinear optical fiber where a pair of long-period gratings is formed in a pre-determined pattern. Alternatively, the variable optical attenuator may include a pair of optical fibers where a long-period grating is formed in each optical... Agent: Harness, Dickey & Pierce, P.L.C

20080008420 - Apparatus and method for forming an optical fiber device: An apparatus for forming an optical fiber device comprising at least one optical fiber includes a mold having a forming surface, means for heating the mold or the optical fiber, and an insert defining at least one optical fiber locator passage for guiding at least one optical fiber toward the... Agent: Schlumberger Reservoir Completions

20080008423 - Integrated optical filters utilizing resonators: A filtering method and optical filter structure are presented. The structure comprises an input waveguide, an output waveguide, and a filter stage formed by at least one closed loop resonator optically coupled to the input and output waveguides. A level of the coupling from each of the waveguides to the... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080008428 - Optical transmitting/receiving apparatus: An optical transmitting/receiving apparatus capable of suppressing electrical crosstalk and magnetic crosstalk, includes: a laser diode/photo diode (LD/PD) integrated module that terminates a single-core bidirectional optical fiber; a circuit board electrically connected to a lead pin led out of the LD/PD integrated module; and a plastic case that accommodates the... Agent: Staas & Halsey LLP

20080008430 - Shape-retaining fiber optic cables having limited bend radius: In accordance with this invention, fiber optic cables are provided whose shape may be formed and retained while maintaining a limited bend radius. These features are produced by incorporating a compact compliant internal cable member into the cable structure. The compliant internal member consists not only of the fiber optic... Agent: Anthony S. Kewitsch

20080008431 - Fiber device, wavelength converter and image forming apparatus: The present invention concerns a fiber device capable of shifting an oscillation wavelength of a fundamental wave of a laser emitted therefrom, and is provided with a laser cavity including a fiber containing a laser active substance and having at least one fiber grating formed therein, and a laser light... Agent: Wenderoth, Lind & Ponack L.L.P.

20080008432 - Waveguide configuration: A waveguide configuration comprising an optical core, an optical cladding, an acoustic core and an acoustic cladding. The acoustic core has two regions. The first region radial thickness is smaller than the optical core radial thickness and the sum of the first region radial thickness and the second region radial... Agent: The Watson Intellectual Property Group, PLC

20080008433 - Extrusion: An extrusion for fixing cladding boards to a support structure, said extrusion comprising an external face, a lower board engaging portion, an upper board engaging portion and a projection extending beyond one of the board engaging portions and adapted to allow the extrusion to be attached to said support structure.... Agent: Martin P. Hoffman Hoffman, Wasson & Gitler, P.C.

20080008434 - Light guide member and backlight unit including light guide member: A light guide member for guiding light incident thereon from a light source, the light guide member including a plurality of the first grooves extending along a first direction on a first side of the light guide member, a plurality of second grooves extending along a second direction on the... Agent: Lee & Morse, P.C.

20080008435 - Apparatus and method for high-speed sas link protocol testing: An apparatus for changing a connection between two serial components on the same circuit board. The apparatus comprises at least one column, and each column includes first, second, third and fourth pads. The first pad communicates with a first breakout connector disposed on the circuit board. The second pad communicates... Agent: Larson Newman Abel Polansky & White, LLP

20080008436 - Hinged parking in fiber distribution hubs: A fiber distribution hub includes a swing frame chassis pivotally mounted within an enclosure. The swing frame chassis includes a splitter mounting location at which optical splitters can be mounted and an optical termination field. The optical termination field includes multiple fiber optic adapters.... Agent: Merchant & Gould P.C. Attention Of David G. Schmaltz

20080008437 - Hinged parking in fiber distribution hubs: A fiber distribution hub includes a swing frame chassis pivotally mounted within an enclosure. The swing frame chassis includes a splitter mounting location at which optical splitters can be mounted and an optical termination field. The optical termination field includes multiple fiber optic adapters.... Agent: Merchant & Gould PC

20080008438 - Self-coated single crystal, and production apparatus and process therefor: It is an object of the present invention to provide a self-coated single crystal that without any special step conducted after crystal growth, has its circumference coated with a layer of different properties. A self-coated single crystal according to the present invention is characterized in that in operations comprising melting... Agent: Young & Thompson