Optical waveguides inventions 02/07

20070041679 - Integrated thin film msm photodetector/grating for wdm: An integrated optical signal wavelength demultiplexing device, which may simultaneously demultiplex and detect an optical signal, is discussed. The integrated device features a waveguide structure to carry an optical signal, a photodetector in close proximity to the waveguide structure, and a wavelength limiting grating structure integrated with the photodetector and... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20070041681 - Optical filter, manufacturing method thereof, and planar lightwave circuit using the same: An optical filter includes a body of a polyhedron structure in which a recess having a predetermined depth from one side surface is exposed on a front surface and a rear surface and a multi-layer thin film which is deposited on the front surface of the body to cover an... Agent: Cha & Reiter, LLC

20070041680 - Process for assembling passive and active components and corresponding integrated circuit: An integrated circuit includes at least two subassemblies: a first subassembly of active components and a second subassembly of passive components. The second subassembly of passive components is bonded beneath the first subassembly of active components. Interconnects are formed which pass through the first subassembly of active components, and the... Agent: Jenkens & Gilchrist, PC

20070041682 - Micro mirror unit and its manufacturing process, and optical switch with the micro mirror unit employed therein: The micro mirror unit includes a substrate, on which are provided a micro mirror reflecting light, a torsion bar supporting the micro mirror, a frame rotatably supporting the torsion bar, and a deformative supporting part which deforms itself to lift the frame away from the substrate and supports the frame... Agent: Katten Muchin Rosenman LLP

20070041683 - Tunable optical filter: A tunable optical filter includes a demultiplexing device, such as an arrayed waveguide grating (AWG) or echelle grating, for separating a multiplexed optical signal into a plurality of demultiplexed optical signals. An imaging lens converges the plurality of demultiplexed optical signals to a common point on a tiltable reflector, which... Agent: Teitelbaum & Maclean

20070041684 - Switchable viewfinder display: A compact high quality and lightweight symbol generator for projecting symbolic information into the field of view of a viewfinder is provided. The symbol generator comprises at least one ESBG device sandwiched between a pair of transparent plates which together function as a total internal reflection lightguide, switching electrodes and... Agent: Milan M Popovich Creative Physics Ltd

20070041685 - Fiber optic transceiver module, manufacturing method thereof, and electronic equipment: The present invention provides a fiber optic transceiver module to optically and precisely couple a light emitting or receiving element and an optical fiber that is manufactured in a short time and at a low cost, a manufacturing method thereof, and electronic equipment. The fiber optic transceiver module according to... Agent: Oliff & Berridge, PLC

20070041687 - Optical module having a simple mechanism for releasing from a cage: The present invention provides an optical module having a pluggable configuration, which enables to latch with the cage when the optical connector is mated with the receptacle. The optical module of the present invention is secured in the cage by latching the latch of the cage and the projection of... Agent: Venable LLP

20070041686 - Optical receptacle: An optical receptacle comprises a precision sleeve, a stub with an optical fiber fixed to one end of an inner hole of the precision sleeve through an adhesive, and a sleeve holder fixed to an outer periphery of the precision sleeve by press-fitting or through the adhesive. An outer periphery... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070041688 - Single mode optical fibre as well as optical communication system: The present invention relates to a single mode optical fibre comprising a first central region having a radius r1, a maximum refractive index value n1 and at least one second ring surrounding said first central region, which second ring has a radius r2 and a minimum refractive index value n2,... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070041689 - Optical transmission device: A connection end portion of a PC fiber 10 is fused by heating to provide a sealing portion 15 which seals holes 12a of a cladding 12. Length L of the sealing portion 15 is determined by calculation based on the conditions such as an incident angle θ [°] of... Agent: Nixon Peabody, LLP

20070041691 - Constructing well structures for hybrid optical waveguides: A well may be formed for access to an optical waveguide core by a process that results in an L-shaped well. The L-shaped well may then be filled with a polymer. By controlling the size of each portion of well, the occurrence of bubbles within the well and cuts to... Agent: Trop Pruner & Hu, PC

20070041690 - Waveguide structure having ladder configuration: A waveguide structure is formed in the present invention. With the structure, a yield of a cleaving process is improved. A high responsivity and a low sensitivity can be achieved. And an error tolerance for a production is also increased. The present invention can be applied to optoelectronic elements, such... Agent: Troxell Law Office PLLC Suite 1404

20070041692 - Laser alignment device: The present invention discloses a laser alignment device which has a simple structure, easy operation and economical utility, and which includes a casing, a laser emitting unit that is mounted in the casing and may emit a planar laser beam, a first mounting plane and a second mounting plane connected... Agent: Wallenstein & Wagner, Ltd.

20070041693 - Equipment bay cable management system: A cable management system is provided that is configured to be located between adjacent equipment racks, while being vertically oriented to extend upward along a narrow space between the adjacent equipment racks. The cable management system comprises a main panel extending along a vertical longitudinal axis, the main panel having... Agent: Dean D. Small Armstrong Teasdale LLP

20070041694 - Frame having offset inner door section: A frame includes a cabinet, a door, and a bracket. The cabinet has an opened front face. The door has a door frame and an inner door section. The door frame is connected to the cabinet for the door to open and close relative to the front face of the... Agent: Brooks Kushman P.C.

20070041695 - Router having interconnected tubular segments: A router includes tubular segments interconnected to one another. Each tubular segment surrounds an interior which accommodates fiber optic jumpers within the tubular segment. A latch of a first one of the tubular segments connects to a connector hole of a second one of the tubular segments to interconnect the... Agent: Brooks Kushman P.C.

20070041696 - Cable lead-in or lead-out with bend protection: A cable lead out device (10) suitable for use within a bore (13) through a wall (60), the device comprising a body to guide a cable, the cable having a minimum permitted bend radius, along a passageway in the bore, the passageway being defined by the body and extending in... Agent: Nixon & Vanderhye, PC

20070041699 - Fluorinated polyamide acid resin composition for optical materials: A fluorinated polyamide acid resin composition for optical materials containing a fluorinated polyamide acid and a non-polycondensable compound (A) with an aromatic ring having a boiling point of 340° C. or lower, the resin composition being used for obtaining a fluorinated polyimide membrane by a baking process. This fluorinated polyamide... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070041700 - Halogenated polyamide acid composition and its applications: A halogenated polyamide acid composition containing a halogenated polyamide acid, a metal oxide precursor, a catalyst of reaction of generating a metal oxide from the precursor, and/or a coupling agent having a reactive group. A halogenated polyimide film is obtained by, for example, carrying out the heat treatment of the... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070041697 - Optical component: An optical component composed of a cured product of a crosslinkable resin containing a perfluorocyclohexane ring; a crosslinkable resin composition including a monomer containing a perflouorocyclohexane ring; the above optical component, which is obtained by curing, through a radical polymerization method, a crosslinkable resin composition including a polymer and/or copolymer... Agent: Osha Liang L.L.P.

20070041698 - Photosensitive resin composition for forming optical waveguide, optical waveguide, and method for forming optical waveguide pattern: wherein R1 represents a hydrogen atom or methyl group; and R2 to R5 each independently represent a hydrogen atom, a halogen atom or an alkyl group having 1 to 4 carbon atoms, and a photoacid generator. This composition can form an optical waveguide pattern with excellent shape precision and at... Agent: Mcginn Intellectual Property Law Group, PLLC

20070041701 - Light guide plate and a backlight system: A backlight system includes a light guide plate and a light source. The light guide plate includes a light incident surface, a reflective surface adjoining the light incident surface, and a light-emitting surface opposite to the reflective surface. The light guide plate further includes an upper layer and a lower... Agent: Morris Manning Martin LLP

20070041702 - Method for controlling ultraviolet light information in wireless terminal and wireless terminal implementing the same: A method for controlling ultraviolet light information in a wireless terminal, and a wireless terminals are provided where, when an ultraviolet light measurement is selected in an ultraviolet light mode, whether a folder has been opened or closed is determined. When the folder has been closed, an amount of ultraviolet... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070041703 - Methods for forming layers within a mems device using liftoff processes to achieve a tapered edge: Certain MEMS devices include layers patterned to have tapered edges. One method for forming layers having tapered edges includes the use of an etch leading layer. Another method for forming layers having tapered edges includes the deposition of a layer in which the upper portion is etchable at a faster... Agent: Knobbe, Martens, Olson & Bear, LLP

20070036478 - Integrated optical modulator and method for manufacturing the same: An integrated optical modulator and method for manufacturing thereof are disclosed. The integrated optical modulator comprises a carrier wave band modulator using a double sideband modulation method and an intermediate frequency band modulator using a single sideband modulation method. The carrier wave band modulator and the intermediate frequency band modulator... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070036479 - Evanescent nanosensor using an optical resonator: A sensor includes an optical resonator, a trap, and a measurement system. The trap is positioned to hold captured contaminant within an evanescent field of the optical resonator. The measurement system can detect the effect of the captured contaminant on the optical resonator. The sensor can includes a photonic crystal... Agent: Hewlett Packard Company

20070036480 - Compact wavelength-selective optical crossconnect: A system and method of optically routing wavelength channels from within a plurality of optical inputs to any of a plurality of optical outputs. An optical wavelength-selective cross connect (WSXC) switch is described with a first stage of wavelength division multiplexing (WDM) routers which support an optical input and a... Agent: John P. O'banion O'banion & Ritchey LLP

20070036481 - Optical switch and optical add/drop multiplexer using the same: An optical switch easy to adjust optical parts without using a catoptric system and an optical add/drop multiplexer using the optical switch are provided. Between an input light outputting collimator device 20 and an output light inputting collimator device 21 provided to face each other at a predetermined spaced interval,... Agent: Oliff & Berridge, PLC

20070036482 - Optical multiplexer: The invention provides an optical multiplexing device comprising: a plurality of optical sources with integrated collimators (31-37) whose output beams are combined by mirrors (41-47) or other beam deflecting elements, which combine the beams into a single composite beam diverging from a common origin point (30). This is done by... Agent: Cook, Alex, Mcfarron, Manzo, Cummings & Mehler Ltd

20070036483 - Wavelength-division-multiplexed light source and wavelength-division-multiplexed passive optical network using the same: A wavelength-division-multiplexed light source for transmitting broadband light through a fiber and receiving an optical signal through the fiber is disclosed. The wavelength-division-multiplexed light source includes: a light source for outputting broadband light; and a coupler for outputting the broadband light, which has been input from the light source, to... Agent: Cha & Reiter, LLC

20070036484 - Optical connector: A rotatable connector comprises a plurality of optically conductive light rings adapted to mount to a first rotatable component; a plurality of light emitters for illuminating said light rings; a plurality of light detectors adapted to mount on a second rotatable component for detecting illumination of the photoconductive rings on... Agent: Coats & Bennett/sony Ericsson

20070036485 - Optical fiber device: There is provided an optical fiber device including two optical fibers, rod lenses, and an optical functional element. The two rod lenses have the same refractive index distribution and the front face of each is respectively formed, at the approximate midpoint of a position where the mode field diameter of... Agent: Gallagher & Lathrop, A Professional Corporation

20070036486 - Light branching optical waveguide: Provided is a light branching optical waveguide including: at least one incident light waveguide (A) optically connected to one end of a multi-mode optical waveguide; and output light waveguides (B) larger in number than the incident light waveguide (A) optically connected to the other end thereof, the light branching optical... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070036487 - Industrial optical fiber connector assembly: A sealed optical fiber connector assembly includes a connector housing that is uniquely configured to cooperate with a cable crimp tail and one or more terminal fiber optic connectors. The connector housing has a first opening for securely retaining the terminal fiber optic connectors. An interior passage connects the first... Agent: Romi N. Bose Molex Incorporated

20070036488 - Sealing and retaining cable attachment for telecommunications closures: There is provided a cable attachment for sealing and retaining cables entering an opening of a telecommunications closure. The cable attachment includes an adapter body with an opening through which the cable passes; and a grip device and grommet device are also located within the opening of the adapter body... Agent: Corning Cable Systems LLC

20070036489 - Industrial interconnect system incorporating transceiver module cage: An interconnect system includes a transceiver module assembly that is mountable in an industrial receptacle. The receptacle mates to an industrial optical connector to form an environmentally sealed connection. The receptacle has an interior passageway and mating means for attaching the module assembly. The module assembly includes a spring-loaded module... Agent: Molex Incorporated

20070036490 - Methods for manufacturing optical modules having an optical sub-assembly: Methods of manufacturing optical transceiver modules using lead frame connectors that connect optical sub-assemblies to printed circuit boards are disclosed. The lead frame connector includes an electrically insulating case having a first part separated from a second part, and a plurality of conductors that are electrically isolated one from another... Agent: Workman Nydegger (f/k/a Workman Nydegger & Seeley)

20070036493 - Bidirectional optical fiber link systems components couplers: A coupler with an optical element for passing signals between a signaling device and an optical fiber in one direction along a fiber axis and away from the fiber axis in the opposite direction. A molded housing with the optical element houses the signaling device with the optical fiber aligned... Agent: Kinney & Lange, P.A.

20070036492 - System and method for fiber optics based direct view giant screen flat panel display: An apparatus and method for displaying large format images, graphics, and videos. The apparatus comprise a layer of column oriented optical fibers, each fiber is illuminated at one end by at least one laser diode, and a second layer which sits in front of the first layer and is parallel... Agent: Greenberg Traurig, LLP (sv)IPDocketing

20070036491 - Unidirectional optical power monitor: A small-sized uni-directional optical power monitor with an excellent directional characteristic is disclosed. The monitor comprises: a GRIN lens having a tap film for transmitting and reflecting an optical signal from an input and an output optical fiber with a predetermined ratio; and a photodiode having a lens for detecting... Agent: Sughrue Mion, PLLC

20070036494 - Projection objective of a microlithographic projection exposure apparatus: A projection objective of a microlithographic projection exposure apparatus has a plurality of optical elements, for example lenses or mirrors. The objective furthermore includes an actuator for exerting a mechanical force that deforms a selected optical element of the projection objective. A manipulator modifies the spatial position of one of... Agent: Fish & Richardson PC

20070036495 - Modular laser package system and associated methods: A modular laser assembly has a laser-fiber housing comprising a semiconductor laser optically coupled to an end of an optical fiber, the laser-fiber housing having electrical leads electrically coupled to the laser and extending from a front face of the laser-fiber housing; a mounting platform comprising laser interfacing circuitry and... Agent: Applied Optoelectronics, Inc.

20070036496 - Bonding methods and optical assemblies: Provided are methods of chemically bonding a first object to a second object with a bonding agent that includes magnesium. Also provided are methods of bonding a component in an optical assembly, as well as optical assemblies. The invention finds particular applicability in the optoelectronics industry in forming micro-optical assemblies.... Agent: Jonathan D. Baskin Rohm And Haas Electronic Materials LLC

20070036497 - Aluminum alloys for armored cables: Disclosed is an armored electrical or optical cable that includes at least one flexible elongated conducting member for conducting electrical or optical signals and an armor layer surrounding the conducting member, the armor layer including a 5xxx aluminum alloy having greater than 3 wt. % Mg. Such aluminum alloys include,... Agent: Intellectual Property

20070036498 - Systems and methods for distributing signals communicated on fiber optic transmission lines: Methods and systems for distributing signals communicated on fiber optic transmission lines are disclosed. In one embodiment, a fiber optic communications system includes a transmitter operable to transmit an optical signal, and at least one receiver operable to receive an optical signal. A fiber optic splitter assembly includes a first... Agent: Lee & Hayes, PLLC

20070036499 - Optical fiber connecting portion structure and light monitor apparatus: An optical apparatus of the invention has a fusion splice portion where respective ends of two optical fibers each having a core, a cladding, and a UV coat portion provided on the outside of the cladding are fusion spliced, and a re-coat portion which re-coats a portion where the UV... Agent: Staas & Halsey LLP

20070036500 - Optical integrated device and optical control device: An optical integrated device having multiple optical waveguides connected on the same substrate and each including a core and a cladding is disclosed. Adjacent two of the optical waveguides are different in the refractive index difference between the core and the cladding.... Agent: Dickstein Shapiro LLP

20070036501 - S-shaped curved optical waveguide and optical device: The present invention relates to a curved optical waveguide which is free of any axis-deviation structure in the middle of the waveguide and which has a sigmoidal core shape, wherein the curvature thereof at one end is zero and the curvature thereof at the other end is finite (>0) and... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070036502 - Zero-mode waveguides: The present invention is directed to a method and an apparatus for analysis of an analyte. The method involves providing a zero-mode waveguide which includes a cladding surrounding a core where the cladding is configured to preclude propagation of electromagnetic energy of a frequency less than a cutoff frequency longitudinally... Agent: Wilson Sonsini Goodrich & Rosati

20070036503 - Fiber optic adapter modules with identification system: A telecommunications device is disclosed. The telecommunications device includes a fixture and a plurality of adapter modules mounted on the fixture. The plurality of modules form adjacently stacked rows of adapter modules with each one of the modules including a plurality of adapters for connecting fiber optic connectors. Each row... Agent: Merchant & Gould PC

20070036504 - Z-axis alignment of an optoelectronic component using a spacer tool: A spacer tool system is used with an optoelectronic package to properly align an optical component within the device. The package includes a mounting surface, and an optical component positioned on the mounting surface at a predetermined distance from a reference point. The optical component is positioned at the predetermined... Agent: Workman Nydegger (f/k/a Workman Nydegger & Seeley)

20070036505 - Apparatus and methods for accommodating loops of optical fiber: Disclosed is an optical apparatus (10, 110, 410, 610) for accommodating optical fiber, such as one or more loops of optical fiber. The optical apparatus (10, 110,410, 610) can include a body (12, 112, 412, 612) comprising an inwardly facing surface (16, 116, 416, 616) adapted for receiving a plurality... Agent: Nufern

20070036506 - Fiber optic rotary coupling and devices: In this invention, a fiber optic rotary joint and applications of such to retractable fiber optic cables is described. The fiber optic rotary joint consists of a spiral arrangement of a spring and optical fiber pair placed between rotating inner and outer diameters. The fiber optic rotary joint provides a... Agent: Anthony Kewitsch

20070036507 - Optical fiber interconnect cabinets, termination modules and fiber connectivity management for the same: Interconnect cabinets for optical fibers include an enclosure and a splitter and termination panel mounted in the enclosure. The splitter has a plurality of optical fiber-connectorized pigtails extending therefrom. Each of the connectorized pigtails is associated with an optical fiber feeder cable to be coupled to a central office. The... Agent: Tyco Electronics Corporation Intellectual Property Law Department

20070036508 - Optical fiber holding apparatus and optical fiber fusion-splicing apparatus including the same: The present invention relates to an optical fiber holding apparatus and the like, which has a structure for stably holding optical fibers with a satisfactory force without interfering with other components even when the apparatus is miniaturized. The optical fiber holding apparatus includes a stage for loading a front-end portion... Agent: Mcdermott Will & Emery LLP

20070036509 - Fluorescent glass, optical waveguide, optical fiber, optical coherence tomography apparatus, and optical fiber laser: The present invention relates to fluorescent glass which is easily put into practical use, and optical elements including the same. In one aspect, the fluorescent glass is comprised of silica-based glass containing Bi as a dopant, and adapted to generate fluorescence in response to pumping light in a wavelength band... Agent: Mcdermott Will & Emery LLP

20070036512 - Luminaire device: An optical device for collecting light and selectively outputting or concentrating the light. A layer has an optical index of referaction n1, and top, bottom and side surfaces defining an angel of inclination φ. A back surface spans the top, bottom and side surface. A first layer is coupled to... Agent: 3m Innovative Properties Company

20070036511 - Methods and systems for monitoring multiple optical signals from a single source: Methods and systems for monitoring a plurality of different optical signals from a single source of such signals, where each such different optical signal is spatially separated from other such signals and directed to different detectors or locations upon a single detector, which direction is generally accomplished through the use... Agent: Pacific Biosciences Of California, Inc.

20070036510 - Moisture-resistant nano-particle material and its applications: Nano-particle materials including nanometer-scaled particles with a variety of sizes, chemical compositions, and properties may be used to form functional and/or protective media (layers) on a variety of materials and items. Among the items that may be coated and/or protected by nano-particle materials are integrated circuits, printed circuit boards, micro-electro-mechanical... Agent: Bardmesser Law Group, P.C.

20070031080 - Method and apparatus for phase shifting an optical beam in an optical device: An apparatus and method for high speed phase modulation of optical beam. For one embodiment, an apparatus includes an optical waveguide having adjoining first and second regions disposed in semiconductor material. The first and second regions have opposite doping types. A first buffer is disposed along the optical waveguide. A... Agent: Blakely Sokoloff Taylor & Zafman

20070031081 - Methods and devices for moving optical beams: A method and device for moving optical beams including a conduit and an attached, independently movable structure that moves the conduit with up to 6 degrees of freedom both controlled and restricted as required. This structure may include a conductor positioned by an electromagnetic field generator. A cam or flexible... Agent: Schneck & Schneck

20070031082 - Optical wavelength tunable filter: In an optical wavelength tunable filter (AOTF) using an acousto-optic effect of the present invention, there is provided a single SAW waveguide which propagates a surface acoustic wave generated by an IDT along respective arm portions of an optical waveguide. The SAW waveguide is formed with a pair of low... Agent: Staas & Halsey LLP

20070031083 - Planar waveguide structure with tightly curved waveguides: Ridge and buried waveguide structures feature a plurality of trenches disposed proximate the waveguides in order to enhance confinement of an optical signal propagating within the waveguide are described. Additionally, an adiabatic transition region where the distance between trenches and waveguide is featured.... Agent: Freedman & Associates

20070031084 - Trafic monitoring system: A system for monitoring traffic across a structure. A fiber Bragg grating (FBG) reflects a light wavelength. A mounting mechanism connects the FBG to the structure, such that physical change of the structure changes a stress to the FBG that changes the light wavelength. And optical fiber carries a first... Agent: Intellectual Property Law Offices

20070031085 - Wavelength division coupler and optical transceiver using the same: A wavelength division coupler capable of dividing and coupling at least three wavelengths is provided. The wavelength division coupler includes a first waveguide having a first end and a second end, a second waveguide having a third end and a fourth end, in which a section between the third end... Agent: Cha & Reiter, LLC

20070031086 - Optical multiplexer / de-multiplexer with regions of altered refractive index: A method of making an optical device to wavelength multiplex/de-multiplex light signals by altering the refractive index of regions within a material is disclosed. A substrate is formed from a material having a refractive index that can be altered by a process. At least one region within the substrate is... Agent: Avago Technologies, Ltd. C/o Klaas, Law, O'meara & Malkin, P.C.

20070031087 - Optical waveguide structure: An optical waveguide structure has a single port 10 on one input/output side, a plurality of ports 12 on another input/output side and an S-bent optical waveguide portion 20 arranged on the outermost side of the waveguide structure. Tangential lines at opposed ends of the S-bent waveguide portion are parallel... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070031089 - High efficient led to fiber coupling: A coupling assembly for mechanically and optically coupling an LED to a fiber optic. The assembly has a light guide with an axis and has a first end including an input window to receive light from the LED. The input window is formed to interface with the LED. A second... Agent: Osram Sylvania Inc

20070031088 - Optical coupler for coupling an optical fiber into a waveguide: An optical coupler for parallel coupling from a single mode optical fiber, or fiber ribbon, into a silicon-on-insulator (SOI) waveguide for integration with silicon optoelectronic circuits. The optical coupler incorporates the advantages of the vertically tapered waveguides and prism couplers, yet offers the flexibility of planar integration. The optical coupler... Agent: Connolly Bove Lodge & Hutz LLP

20070031090 - Flexible ferruble device for connection of optical fiber and use thereof: An optical female connector assembly for connecting optical fibers for use in optical communication systems. A method for connecting the optical fibers using the ferrule connector assembly and the use of a tool are also disclosed. The optical ferrule connector assembly maintains the two optical fibers in an end-to-end alignment,... Agent: Bromberg & Sunstein LLP

20070031091 - Optical module with flexible substrate: An optical module with flexible substrate that improves high-frequency characteristics. A flexible substrate 30 is formed with a top wiring layer 32 and a bottom wiring layer 34 formed on both surfaces of a polyimide layer 33, where the top wiring layer 32 has a plurality of wiring patterns 32a... Agent: Young & Thompson

20070031092 - Photoelectric coupling assembly and method of coupling optical fibers and light receiving/emitting elements: A photoelectric coupling assembly that is not affected by heat or adhesive leakage when mounted on a substrate, and a method of coupling an optical fiber and a light receiving/emitting element. The photoelectric coupling assembly includes (1) an optical fiber; (2) a plug having a through-hole into which the optical... Agent: GlobalIPCounselors, LLP

20070031093 - Optical module with lens holder projection-welded to butterfly package: An optical module capable of suppressing an increase in the number of the components and the complexity of the structure is provided. The optical module has a box package, and a cylindrical sleeve portion extending from a front wall of the package. This sleeve portion has a lens holder holding... Agent: Smith, Gambrell & Russell

20070031094 - Optical fiber cable: An optical fiber cable has: a cable portion having an optical fiber tape core wire that a plurality of optical fiber core wires are stacked in parallel, and a cable sheath formed on the plurality of optical fiber core wires; and mold-releasing sheets disposed in parallel with the optical fiber... Agent: Mcginn Intellectual Property Law Group, PLLC

20070031095 - Fiber optics transmission line: A graded index fiber (GIF) 3 is inserted between transmission-use single mode fibers (SMF) 2a, 2b on a fiber optics transmission line 1. The GIF 3 is so designed that its mode field diameter (MFD) gradually increases from a light entry side. The MFD exhibits a maximum value at a... Agent: Manelli Denison & Selter

20070031096 - Mechanically strippable upcoated optical fiber: An upcoated optical fiber includes an optical fiber having a ultra-violet (UV) curable upcoating and a slip layer disposed between the optical fiber and the upcoating. The upcoating is mechanically strippable from the optical fiber and may be colored for identification of the optical fiber. In one embodiment, the slip... Agent: Corning Cable Systems LLC

20070031097 - Light emissive signage devices based on lightwave coupling: A signage device comprising one or more light sources, a waveguide or arrangement of waveguides and photoluminescent features coupled thereto. In one embodiment, a waveguide is adapted to receive light of a first wavelength and the photoluminescent features are adapted to emit light of a second wavelength in response to... Agent: Wood, Herron & Evans, LLP

20070031098 - Method of cleaning and stripping an optical fiber using an electrical arc, and associated apparatus: A method and apparatus for processing an optical fiber includes generating a continuous or pulsed arc in a first area wherein the arc creates a plasma in one or more gasses in the first area. The method further includes positioning a portion of the fiber in a second area adjacent... Agent: Philip E. Levy Eckert Seamans Cherin & Mellott, LLC

20070031099 - Cable management panel with rear entry: A cable management panel including a chassis, a drawer, and a drop-in plate for managing fiber optic cables. The chassis provides rear cable access, the drawer provides side cable access. In one embodiment, the drop-in plate is positionable within the drawer in both a first orientation and a second orientation.... Agent: Merchant & Gould PC

20070031102 - Cable retaining system: Cable retainer implementations of a cable retaining system for use with patch panels and other multiport communication equipment are discussed herein. The cable retainer implementations can be useful for supporting, ordering, and otherwise managing cables coupled to multiport equipment found installed in communication racks or in stand-alone applications. The multiport... Agent: Davis Wright Tremaine, LLP

20070031101 - Fiber optic cable protective apparatus: A rigid casing provides support and protection for two separate fiber optic jumper cables of a fiber optic test set and which may be wound on two separate spools for extension and retraction relative to the casing. A selected length of one of the cables may be extended from the... Agent: Warn, Hoffmann, Miller, Lalone & Mcculloch P.C.

20070031100 - Optical fiber distribution cabinet: An optical fiber distribution cabinet includes at least three separate, vertically arranged areas of optical fiber functionality; namely a coupler module storage compartment, a fiber slack storage compartment, and a fiber connection compartment with the fiber slack storage compartment disposed laterally between the coupler module storage compartment and the fiber... Agent: Corning Cable Systems LLC

20070031103 - Dust plug for hardened fiber optic connector: A dust for use with a ruggedized fiber optic connector including a fiber optic adapter. The dust plug provides enhanced sealing for the ruggedized connector when an optical fiber cable is not attached. The dust plug engages the ruggedized connector in a manner similar to a mating fiber connector which... Agent: Merchant & Gould PC

20070031104 - Variable optical attenuator with wavelength dependent loss compensation: The invention relates to compensating for the wavelength dependent loss (WDL) in a variable optical attenuator (VOA) system by using a chromatic dispersion wedge, which is inserted between the mirror and the lens. Different wavelength components, e.g. shorter blue and longer red wavelengths, are redirected at different angles by the... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20070031105 - Wavelength power equalization by attenuation in an optical switch: A method for equalizing optical signal power in a group of optical signals transmitted through an optical switch in an optical transmission system. In one embodiment a group of optical signals is input into an optical switch having at least one movable mirror array with a plurality of reflectors formed... Agent: Beyer Weaver & Thomas, LLP

20070031107 - Light-guiding structure: A light-guiding structure is proposed, which is applicable to a panel of an electronic device, the panel having a first bonding portion. The light-guiding structure includes a light-guiding base and a plurality of light-guiding poles. The light-guiding base has a second bonding portion for being coupled to the first bonding... Agent: Edwards & Angell, LLP

20070031106 - Surface light source device and light guide using it and method therefor: A planar light source device capable of preventing the occurrence of a luminescent line in the vicinity of a light incident end face without interrupting an incident light incoming from a primary light source and entering at a light incident end face, and being not likely to cause a decrease... Agent: Morgan Lewis & Bockius LLP

20070031108 - Method for fabrication of optical element, and optical element having three-dimensional laminated structure: A method for production of an optical element includes preparing a first member having formed on the surface of a first substrate 101 a first layer 103 by at least one of epitaxial growth and pore-making (micropore-making) and a second member having a porous layer for layer separation formed on... Agent: Fitzpatrick Cella Harper & Scinto

20070025656 - On-fiber microwave modulator and high speed switch for telecommunication applications: Application of a communication signal, RF (radio frequency) or microwave signal to a modified optical fiber for modulating or switching-off the optical signal propagating within the optical fiber. The passive cladding material of an ordinary optical fiber is removed from a small region and replaced with active multilayer materials including... Agent: John S. Munday, Esquire

20070025657 - Optical path conversion element: An optical path conversion element includes a photonic crystal exhibiting periodicity of refractive index in one direction and using as an incident end face one of end faces substantially parallel with the periodicity direction of refractive index and an exit end face opposite the incident end face, an incident part... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20070025658 - Planar waveguide device: An OBO planar waveguide device includes an Si substrate, an SiO2 layer formed on the Si substrate, and a plurality of Si optical waveguides provided on the Si substrate in parallel to each other. A heater and a heat sink are provided on opposing side end portions of the Si... Agent: Morrison & Foerster LLP

20070025659 - Actuator: The actuator has a movable mass portion and a pair of drive mechanisms for driving the movable mass portion. Each of the pair of drive mechanisms includes a drive mass portion, a support portion for supporting the drive mass portion, a first elastic connecting portion interconnecting the drive mass portion... Agent: Harness, Dickey & Pierce, P.L.C

20070025660 - 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

20070025661 - Fiber-optic sensor or modulator using tuning of long period gratings with self-assembled layers: The provision of an ionic self-assembled multilayer (ISAM) film on a fiber-optic element including a long period grating (LPG) by a simple, room temperature process provides tuning of the LPG and/or high sensitivity to the refractive index of the ambient environment of the fiber-optic element. Inclusion of a final layer... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20070025662 - Light source comprising a plurality of microstructured optical elements: The invention relates to a light source comprising a microstructured optical element (11) that receives and spectrally spreads the light from a primary light source (3). The inventive light source is characterised in that the spectrally spread light penetrates at least one other microstructured optical element (15, 19, 21). Said... Agent: Foley And Lardner LLP Suite 500

20070025663 - Optical element combination structure and optical fiber structure: An optical element combination structure in which an optical fiber and an optical waveguide are combined with each other and which can reduce fluctuation of coupling loss due to a change in environmental temperature is provided. The present invention relates to an optical element combination structure in which an optical... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070025664 - Optical fiber connector apparatus and methods: Optical fiber connection apparatus and methods are disclosed. In one embodiment, an apparatus for coupling a plurality of optical fibers includes a first and second registration blocks, each registration block including a body having a coupling surface formed at an end thereof, and a plurality of guides formed on an... Agent: Lee & Hayes, PLLC

20070025665 - Multi-fiber fiber optic assembly: A multi-fiber fiber optic assembly includes a multi-fiber fiber optic ferrule, and a keying feature on the ferrule.... Agent: Corning Cable Systems LLC

20070025666 - Optical connector plug: An optical connector plug inserted into a receptacle of an optical communication module, having: an optical fiber; a ferrule having a tubular form, the optical fiber being provided in an inner hole of the ferrule; and a housing which is fitted into the receptacle, the optical fiber and the ferrule... Agent: Mcdermott Will & Emery LLP

20070025667 - Connecting a component with an embedded optical fiber: The invention provides an optical connection between a component on a printed circuit board (“PCB”) and an optical fiber embedded in the PCB. By optically connecting the component with the optical fiber, the component may use the optical fiber for high speed optical data communication.... Agent: Michael D. Plimier Intel Corporation

20070025668 - Fiber optic cables and assemblies for fiber to the subscriber applications: A fiber optic cable has at least one optical fiber, at least one strength member having a major strength member dimension, and a cable jacket. The cable jacket has two major surfaces that are generally flat and includes a cavity with a cavity minor dimension generally orientated with a minor... Agent: Corning Cable Systems LLC

20070025669 - Apparatus and methods for remakeable connections to optical waveguides: A single-mode optical waveguide with a core, surrounded by a cladding consisting of an inner soft layer and an outer harder layer is described. The outer layer has a grating structure on its inner surface, whose spatial frequency is the same as that of the guided mode. The thickness of... Agent: David Aker

20070025671 - Bidirectional communication optical waveguide and manufacturing method thereof: The present invention provides a bidirectional communication optical waveguide which can adopt a configuration in which light sources having the same wavelengths are used and stray light is not inputted to either a light emitting device or a light receiving device, and the bidirectional communication optical waveguide realizes a bidirectional... Agent: Oliff & Berridge, PLC

20070025672 - Flexible optical waveguide: A flexible optical waveguide having a core in which light propagates; and a cladding portion with a smaller refractive index than the core, that surrounds the core, wherein the flexible optical waveguide has a flexible portion between both end portions thereof, and at least one end portion of the both... Agent: Oliff & Berridge, PLC

20070025673 - Light emission using quantum dot emitters in a photonic crystal: Devices and methods of manufacturing; for emitting substantially white light using a photonic crystal are described. The photonic crystal has a lattice of air holes and is made from a substrate containing quantum dots. The substrate is etched with three defects that are optically coupled together so that each emits... Agent: Wilmer Cutler Pickering Hale And Dorr LLP Columbia University

20070025670 - Method of fabricating ge or sige/si waveguide or photonic crystal structures by selective growth: A method of forming a low loss crystal quality waveguide is provided. The method includes providing a substrate and forming a dielectric layer on the substrate. A channel is formed by etching a portion of the dielectric layer. A selective growth of a Si Ge, or SiGe layer is performed... Agent: Gauthier & Connors, LLP

20070025675 - Fiber optic adapter module: A fiber optic adapter module is disclosed. The fiber optic adapter module includes a molded one-piece housing including a first end and a second end, the housing including at least three openings extending from the first end to the second end, each opening defining a separate fiber optic adapter for... Agent: Merchant & Gould PC

20070025674 - Fiber optic connector holder: A fiber optic connector holder including a housing with at least one cavity for receiving a fiber optic connector with a dust cap in place about a terminal end of the connector. The housing may be integrally molded with retaining structures for releasably engaging the fiber optic connector and releasable... Agent: Merchant & Gould PC

20070025676 - System and method for identifying fiber optic cables: A system is provided including a unique marker configured to engage an unknown optical fiber and an identification device configured to selectively engage the unknown optical fiber and detect the unique marker. A method is further provided including the steps of attaching a unique identifier to an unknown optical fiber,... Agent: Verizon Patent Management Group

20070025677 - Sealing and retaining cable attachment for telecommunications closures: There is provided a cable attachment for sealing and retaining cables entering an opening of a telecommunications closure. The cable attachment includes an adapter body with an opening through which the cable passes; and a grip device and grommet device are also located within the opening of the adapter body... Agent: Corning Cable Systems LLC

20070025678 - Curable organopolysiloxane resin composition for optical transmission components, optical transmission components, and fabrication process thereof: The present invention relates to a hydrosilation-curable organopolysiloxane resin composition comprising (A) an organopolysiloxane resin having three or more monovalent unsaturated aliphatic hydrocarbon groups and aromatic hydrocarbon carbon groups, (B) an organosilicon compound having two or more silicon-bonded hydrogen atoms and aromatic hydrocarbon groups, (C) a hydrosilation catalyst, and optionally... Agent: Howard & Howard Attorneys, P.C.

20070025679 - Curable resin composition, optical component and optical waveguide: The present invention is to provide a curable resin composition that is desirably used for manufacturing an optical part, in particular, an optical waveguide, that is superior in heat-resistant properties such as a heat-resistant decomposing property and a coloring-resistant property, and has its refractive index precisely controlled. The present invention... Agent: Osha Liang L.L.P.

20070025680 - Luminaire device: An optical device for collecting light and selectively outputting or concentrating the light. A layer has an optical index of referaction n1, and top, bottom and side surfaces defining an angel of inclination φ. A back surface spans the top, bottom and side surface. A first layer is coupled to... Agent: 3m Innovative Properties Company

20070025684 - Connection structure semiconductor chip and electronic component including the connection structure and methods for producing the connection structure: Connection structure (5) for attaching a semiconductor chip (2) to a metal substrate (4) is provided which has a plurality of electrically conducting layers (11, 12, 13, 14) arranged in a stack. The stack has a contact layer (11) for providing an ohmic contact to a semiconductor chip (2), at... Agent: Baker Botts, L.L.P.

20070025682 - Method for fabricating three-dimensional photonic crystal: At least one exemplary embodiment is directed to a method for fabricating a three-dimensional photonic crystal. In the method for fabricating the three-dimensional photonic crystal, a plurality of layers can be defined as one unit, and the total thickness of the one unit can be controlled such that an average... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070025681 - Methods and apparatus for estimating optical insertion loss: A method for estimating insertion loss at a mechanical joining point between adjoining optical fibers includes introducing light energy into an optical fiber, using light collecting means to collect the light energy emanating from the optical fiber proximate the mechanical joining point, measuring a reference optical power prior to joining... Agent: Corning Cable Systems LLC

20070025683 - Moving image display device and moving image display method: To provide a technology for performing brightness range expansion processing suitable for a scene change when a scene change occurs. If an expansion coefficient output mode determination module 250 detects a scene change, it changes an expansion coefficient output mode from a normal mode to a scene change mode. An... Agent: Oliff & Berridge, PLC