Optical waveguides inventions 12/08

20080317399 - Optical waveguide device: An optical waveguide device is disclosed wherein the modulation efficiency for a driving voltage is improved. The optical waveguide device includes a substrate having an electro-optic effect, an optical waveguide formed on the substrate, an electrode section adapted to supply an electric field for carrying out phase modulation synchronized with... Agent: Staas & Halsey LLP

20080317400 - Optical element and method for controlling its transfer function:

20080317401 - Optic fiber bragg grating sensor: The optic fiber Bragg grating (FBG) sensor comprises of an elastic circular diaphragm and one or two FBG attached to the bottom surface of the elastic circular diaphragm. Two ends of the FBG are connected to an optic fiber for signal transmission. The FBG sensor readouts are independent of temperature... Agent: Rosenberg, Klein & Lee

20080317403 - Optical device: According to an aspect of the embodiment, an optical device having a light output device, a lens array and an angle changing device. The angle changing device is inputted a plurality of light from the lens array and outputs the plurality of light in predetermined output angle.... Agent: Staas & Halsey LLP

20080317402 - Optical/electrical composite wiring board and a manufacturing method thereof: The optical/electrical composite wiring board comprises a lower insulating layer that also serves as a lower clad; a upper insulating layer that also serves as an upper clad; a core that is placed between the lower insulating layer and the upper insulating layer and has a predetermined optical wiring pattern;... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080317404 - High contact density miniature connector: A miniature high density connector including a thermoplastic insulating body having contact cavities for the insertion, the positioning and the retention of electrical, optical or electro-optical contacts, a back plate having clips for the locking of the contacts into the contact cavities of the insulating body, a receptacle shell constituting... Agent: Perman & Green

20080317405 - Optical switch and mems package: An optical switch switches ports through which a beam is input and output and includes an optical system through which the beam passes; a movable reflector that is enclosed in a casing and reflects, at a variable angle, the beam that has passed through the optical system; and a transmissive... Agent: Staas & Halsey LLP

20080317406 - Optical interconnect: An optical interconnect has a plurality of optical sources, a first lens configured to collimate optical beams from the plurality of optical sources, a second lens configured to refocus the optical beams, and a plurality of optical receivers configured to receive the refocused optical beams from the second lens.... Agent: Hewlett Packard Company

20080317407 - Optical rotating data transmission device of short overall length: An optical rotating data transmission device comprises a first collimator arrangement for coupling-on first optical waveguides, a second collimator arrangement for coupling-on second optical waveguides, which is supported to be rotatable relative to the first collimator arrangement about a rotation axis, and a derotating element such as a Dove prism... Agent: Daffer Mcdaniel LLP

20080317408 - Fibre or filament: A fibre or filament comprising an electro-optically active layer; a first electrode; a second electrode; the electro-optically active layer being positioned at least partially between the first and second electrodes; the fibre or filament further comprising control means for controllably varying the optical state of a predetermined region of the... Agent: Philips Intellectual Property & Standards

20080317409 - Sealed tube coupling for optical fiber tubes: A coupling for conduit tubes (16, 16′) for carrying optical fibres or optical fibre units, comprising a body which has two entries (18, 18′), both entries having associated therewith means (20, 20′) to secure the body to conduit tubes inserted into the entries, the body being further provided with a... Agent: Sue Z. Shaper

20080317410 - Modified pre-ferrulized communication cable assembly and installation method: Disclosed is a modified pre-ferrulized cable assembly that facilitates installation of an optical fiber communication cable through narrow cable guides having sharp bends. The pre-ferrulized cable assembly includes a communication cable having a free, front end, a semi-finished communication connector, and a suction plug. The invention further relates to efficient... Agent: Summa, Allan & Additon, P.A.

20080317411 - Apc adapter: Optical signals are transmitted via fiber optic cables. The cable ends have connectors that connect to fiber-optic adapters. The interface between a connector and its adapter typically creates unwanted signal reflections. These unwanted signal reflections are mitigated by including an eight degree angle-offset of one face of an optical fiber... Agent: Verizon Patent Management Group

20080317412 - Optical waveguide device: An optical waveguide device, including: a substrate including an optical waveguide and a connecting section formed on at least one end of the optical waveguide; an optical fiber placed in the connecting section and optically connected to the optical waveguide; and a fixing member to nip the optical fiber between... Agent: Frishauf, Holtz, Goodman & Chick, PC

20080317413 - Optical fiber plug connector: The invention relates to an optical fibre plug connector, comprising at least one pair of plug connectors and a coupling, whereby each plug connector comprises a ferrule, each two ferrules of a pair of plug connectors are detachably guided and aligned together within a guide sleeve and the coupling has... Agent: Merchant & Gould PC

20080317414 - Shutter assembly: According to the shutter assembly of the present invention, since the shutter member is connected in a swingable manner with the shutter housing that could be mounted on the optical adapter so as to surround the optical adapter, it is possible to easily provide the shutter member in either of... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080317415 - Connector cover for pulling and water resistance: Embodiments of the invention include a connector system. The connector system includes a connector cover. The connector-cover has a cap to protect a connector from dust and water and an adapter attached to an optical fiber cable, which is configured to connect to the cap. The dimensions and configuration of... Agent: Furukawa Electric North America, Inc. (formerly Fitel Usa Corp.)

20080317416 - Optical fiber, end face structure of optical fiber assembly, and optical connector: An optical fiber includes a core, a clad formed around the core, a plurality of holes being formed in the clad, and a UV curing optically-transparent resin which is filled in the holes and hardened. The UV curing optically-transparent resin has a Young's modulus of 8 to 500 MPa after... Agent: Mcginn Intellectual Property Law Group, PLLC

20080317417 - Optical coupling module, optical connector, and fixing member: An optical coupling module attaches and detaches an optical fiber with respect to a device that carries out optical communication. The optical coupling module includes a sleeve that includes and couples the optical fiber, a sleeve case that covers the sleeve, and a guiding unit that guides, an optical connector... Agent: Staas & Halsey LLP

20080317418 - Nonlinear optical fiber, nonlinear optical device, and optical signal processing apparatus: A core includes a center core region, a core layer that is formed around the center core region and that has a refractive index lower than that of the center core layer, and at least one buffer core layer that is formed between the center core region and the core... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080317420 - Large diameter optical waveguide, grating and laser: A large diameter optical waveguide, grating, and laser includes a waveguide having at least one core surrounded by a cladding, the core propagating light in substantially a few transverse spatial modes; and having an outer waveguide dimension of said waveguide being greater than about 0.3 mm. At least one Bragg... Agent: Patterson & Sheridan, L.L.P.

20080317419 - Optical fibers and otical fiber devices with total dispersion greater than material dispersion: Disclosed are optical fiber devices incorporating optical fibers with total dispersion greater than material dispersion, and with preferred dispersion values less than +50 ps/nm-km. The desired dispersion values are obtained when light resides substantially in a single higher order mode (HOM) of the fiber, typically the LP02 mode. The optical... Agent: Furukawa Electric North America, Inc. (formerly Fitel Usa Corp.)

20080317421 - Optical fiber, light amplifier and light source: A coated optical fiber capable of transmitting high-power light, which is an optical fiber having an outer surface coated with a coating material, is characterized in that the coating material is made of a transparent UV curable resin so as to prevent the coating material from absorbing light leaked outside... Agent: Knoble Yoshida & Dunleavy LLC

20080317422 - Optical integrated device and manufacturing method thereof: In the optical integrated devices with ridge waveguide structure based on the conventional technology, there occur such troubles as generation of a recess in a BJ section to easily cause a crystal defect due to the mass transport phenomenon of InP when a butt joint (BJ) is grown, lowering of... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080317423 - Embedded channels, embedded waveguide and methods of manufacturing and using the same: Waveguide(s) (130) including at least partially buried channels) (120) within substrate(s) (100) having at least one substantially planar surface (110) are disclosed. According to some embodiments at least part of the channel (120) is located beneath at least a portion of the substrate (100). According to some embodiments the waveguide... Agent: Dr. Mark M. Friedman C/o Bill Polkinghorn - Discovery Dispatch

20080317424 - Optical module and optical switching device: The invention relates to an optical device which can increase the spread of a beam diameter in the depthwise direction by a simple configuration in comparison with that by prior art devices. The optical device includes a substrate, an optical path formed on the substrate, and a diffraction propagation region,... Agent: Staas & Halsey LLP

20080317425 - Telecommunications cabinet with connector storage: 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

20080317426 - Optical fiber reel: An optical fiber reel storing a plurality of optical fibers having an annular frame; a first reel portion provided around an radially outer peripheral surface of the annular frame and receiving at least one of the plurality of optical fibers wound up around the radially outer peripheral surface; and, a... Agent: Staas & Halsey LLP

20080317427 - Hermetic fiber feedthrough: A fiber optic feedthrough includes a housing defining a cylindrical bore, the housing fitting hermetically into an aperture of a wall. A first collimator sealed within the bore receives output from an optical fiber located on a first side of the wall, and a second collimator also sealed within the... Agent: Wilmerhale/boston

20080317428 - Shutter assembly: According to the shutter assembly of the present invention, since the guide groove for facilitating the insertion of the pivot shaft into the bearing hole of the second bearing part of the shutter member is formed at the opposing end surface of the second bearing part that faces to the... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080317429 - Modified-output fiber optic tips: A laser handpiece is disclosed, including a shaped fiber optic tip having a side-firing output end with a double bevel-cut shape. The shaped fiber optic tip can be configured to side-fire laser energy in a direction away from a laser handpiece and toward sidewalls of a treatment or target site.... Agent: Kenton R. Mullins Stout, Uxa, Buyan & Mullins, LLP

20080310789 - Method of changing the birefringence of an optical waveguide by laser modification of the cladding: A method of inducing birefringence in an optical waveguide is disclosed wherein the waveguide cladding is irradiated with energy of a sufficient intensity so as to induce a stress in the optical waveguide so as to cause a multitude of spaced stress induced regions within the cladding of the optical... Agent: Teitelbaum & Maclean

20080310791 - All-fiber current sensor: Embodiments of the present invention provide a current sensing device. The current sensing device includes, inter alia, a three-by-three (3×3) optical coupler made of polarization-maintaining (PM) fibers and thus being a PM fiber coupler; a light source and at least one photon-detector connected to a first side of the 3×3... Agent: Yong Huang

20080310790 - Nanowire-based photodetectors: Various embodiments of the present invention are directed to nanowire-based photodetectors that can be used to convert information encoded in a channel of electromagnetic radiation into a photocurrent encoding the same information. In one embodiment of the present invention, a photodetector comprises a waveguide configured to transmit one or more... Agent: Hewlett Packard Company

20080310792 - Optical fiber sensor: An optical fiber sensor (8) has an optical fiber (2) and, a light emitting member (3) connected to a first end (20) of the optical fiber (2), a light receiving member (4) connected to a second end (21) of the optical fiber (2). The light emitting member (3) has a... Agent: Harness, Dickey & Pierce, P.L.C

20080310793 - Optical path converting member, multilayer print circuit board, and device for optical communication:

20080310794 - Electronic device and arrangement for providing communication between body parts thereof: An electronic device comprises an arrangement for providing communication between a first body part and a second body part of the electronic device. The first body part and second body part are moveable relative to one another; each body part comprising a contact surface, the contact surfaces being located generally... Agent: Motorola, Inc.

20080310795 - Dust cap for fiber optic adapter: An adapter dust cap comprising a dust cap body defining a clearance extending at least partially therethrough, a resilient member attached to the connector body, and a latching feature attached to the resilient member and configured to engage within internal geometry defined by a connector adapter. The adapter dust cap... Agent: Corning Incorporated

20080310796 - Hardened female fiber optic connector: A female fiber optic connector includes an outer housing, a single internal male fiber optic connector, and a fiber optic adapter. The outer housing has a first end, which receives a fiber optic cable, positioned opposite from a second end, which defines a connector port for receiving an external male... Agent: Merchant & Gould PC

20080310797 - Method of assembling an optical connector and an optical connector: An optical connector and a method of assembling an optical connector that is capable of avoiding generation of unnecessary tension in the optical fiber cable in which plain fiber portions are optically connected to each other using a splice assembly. The optical connector comprises a connector housing having splice means... Agent: 3m Innovative Properties Company

20080310798 - Fiber optic plug assembly with boot and crimp band: A fiber optic plug assembly of a fiber optic connector assembly is provided and generally includes a fiber optic plug mounted upon an end of a fiber optic cable; a pre-molded boot placed over the fiber optic plug and the fiber optic cable; and a crimp band mated over the... Agent: Corning Incorporated

20080310799 - Hybrid optical/electronic structures fabricated by a common molding process: Disclosed is a method of fabricating a molded structure including both micro lenses and metallic pins. The method comprises the steps of providing a mold apparatus having a set of first cavities and a set of second cavities, depositing a first material in the first cavities to form a set... Agent: Scully, Scott, Murphy & Presser, P.C.

20080310800 - Optical adapter: The present invention provides an optical adapter, which can suppress electromagnetic waves from an optical communication module, is provided. An optical adapter comprises: a housing; an optical fiber which is housed in the housing; and a ferrule which is housed in the housing. The housing has a first edge to... Agent: Mcdermott Will & Emery LLP

20080310801 - Low cost, high performance, low profile flexible reinforcement for communications cable: A low cost, high performance, low profile flexible reinforcement member that can be used for both optical and copper communications cable. The reinforcement members made according to the preferred process are more rigid than known reinforcement members, but are less rigid than glass pultruded rods. Communications cables utilizing these members... Agent: Carol H. Peters, Esq. Mintz,levin,cohn,ferris, Glovsky And Popeo, PC

20080310802 - Low cost, high performance flexible reinforcement for communications cable: A low cost, high performance flexible reinforcement member that can be used for both optical and copper communications cable. The reinforcement members made according to the preferred process are more rigid than known reinforcement members, but are less rigid than glass pultruded rods. Communications cables utilizing these members are lightweight... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.c Attn: Patent Intake Customer No. 30623

20080310803 - Fibre optic ribbon with several individual optical fibres and method for production thereof: A fibre optic ribbon has several individual optical fibres, provided, for example, for application of the ribbon conductor as flex sensor trip, with surface-treated partial regions in which individual optical fibres can be provided. The individual fibres are arranged in a support strip with a space between, such that a... Agent: Staas & Halsey LLP

20080310805 - Optical fiber, optical fiber ribbon, and optical interconnection system: An optical fiber is made of silica-based glass, and includes a core and a cladding. The optical fiber has a mode field diameter of 5.4 micrometers or larger at a wavelength of 1300 nanometers, transmits light with a wavelength of 1250 nanometers in a single mode, and has a bending... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310804 - System to monitor a structure within an outer casing of a gas turbine engine: A system is provided to monitor a structure within an outer casing of a gas turbine engine. The system may comprise an optical fiber bundle, a fiber bundle palette and a camera palette assembly. The optical fiber bundle may have first and second ends. The first end is adapted to... Agent: Siemens Corporation Intellectual Property Department

20080310806 - Holey fiber and method of manufacturing the same: A method of manufacturing a holey fiber includes forming a preform and drawing the preform. The forming includes arranging a core rod at a center of a jacket tube and arranging capillary tubes having hollows around the core rod inside the jacket tube. The drawing includes heat melting the preform... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310807 - Optical fiber and optical-fiber transmission line: An optical fiber transmits at least a signal light having a wavelength of 1550 nanometers in a fundamental propagation mode. The optical fiber has a cutoff wavelength equal to or longer than a wavelength of 1550 nanometers, a wavelength dispersion in the fundamental propagation mode at the wavelength of 1550... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310808 - Photonic waveguide structure with planarized sidewall cladding layer: A photonic waveguide structure includes a first photonic waveguide layer located over a substrate. A sidewall cladding layer is located cladding a sidewall, but not covering a top, of the first photonic waveguide layer. A second photonic waveguide layer may be located upon the top of the sidewall cladding layer... Agent: Scully, Scott, Murphy & Presser, P.C.

20080310809 - Optical film: An optical film including brightness enhancing, diffusion, and splitting layers; multiple optical microstructures being disposed on an upper surface of the brightness enhancing layer; the diffusion layer containing multiple diffusion grains; streams of light upon entering into the optical film delivering diffusion effect through the diffusion layer and provided with... Agent: Troxell Law Office PLLC Suite 1404

20080310810 - Expandable fiber management: A communications management system includes a cabinet, a chassis, and a panel for mounting optical circuits. In one implementation, the chassis is coupled to the cabinet and slides outward from the cabinet and the panel is coupled to the chassis and pivots about an axis that is perpendicular to the... Agent: Lee & Hayes, PLLC

20080310811 - Hinge for fiber optic categorization and management tray: A fiber optic splice organizer stores optical fiber splices and sufficient slack to permit the fibers to be readily separated, such as for reorganization or to remake a splice. Multiple hinges connect a plurality of fiber trays side by side to provide pivotable connections between trays. A flat orientation of... Agent: Robert Frohwerk

20080310812 - Optical fibre cleaving device: A mechanism for cleaving optical fibres, comprising fibre cleaving means and gripping members arranged to grip an optical fibre and to apply a pulling force to put the fibre under tension whist the fibre is cleaved, wherein the gripping member(s) C are arranged to eject a cleaved-off part of the... Agent: Baker & Daniels LLP

20080310813 - Optical transmission line retention and light accumulation bushing: Disclosed is an electronic component which includes a removable planar card having a light emitting diode (LED). The electronic component also includes an attachment flange having a first face and a second face substantially parallel to a removable planar card face, and a bushing installed in a hole in the... Agent: Cantor Colburn LLP - IBM Rochester Division

20080304786 - Semiconductor optoelectronic waveguide: The present invention relates to a semiconductor optoelectronic waveguide having a nin-type hetero structure which is able to stably operate an optical modulator. On the upper and lower surfaces of the core layer determined for the structure so that electro-optical effects are effectively exerted at an operating light wavelength and... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080304787 - Waveguide element, method for producing the waveguide element, and optical sensor: A waveguide element 21 including a photonic crystal waveguide including a core 4 that is constituted by a photonic crystal having a refractive index periodicity at least in one direction, and that propagates an electromagnetic wave in a direction in which the photonic crystal does not have the refractive index... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20080304788 - Broadband light source having a microstructured optical fiber for endoscopic and fluorescence microscopic examination devices, in particular for special devices for optical biopsy: The invention relates to an arrangement for generating a broadband spectrum that can be used in particular as a light source for short coherence interferometry and confocal microscopy as well as endoscopic short coherence interferometry and endoscopic confocal microscopy. The arrangement comprises a laser, in particular a laser diode, for... Agent: Demont & Breyer, LLC

20080304789 - Plasmon photocatalysis: Plasmons on a waveguide may deliver energy to photocatalyze a reaction.... Agent: Searete LLC Clarence T. Tegreene

20080304790 - Optical device and method for fabricating the same: An optical device includes a base, an optical element chip attached to the base, an integrated circuit chip attached onto the back surface of the optical element chip, and a translucent member (window member). A wire is buried within the base, and the wire has an internal terminal portion, an... Agent: Mcdermott Will & Emery LLP

20080304791 - Light source device and method for manufacturing the same, display device and method for manufacturing the same, and method for driving display device: In a light source device, a row of fibers is provided in which a plurality of optical fibers is arrayed in a single row in parallel fashion separately from each other. A light-direction controller is disposed on one side of the optical fibers, main fibers is disposed above and below... Agent: Scully Scott Murphy & Presser, PC

20080304792 - Adapter fixation structure, adapter fixation method and electronic device with adapter fixation structure: The present invention is to provide an adapter mounting structure in which the degree of freedom of mounting an adapter is high, which has a mechanism simple and uncomplicated in the structure, in which adapter mounting and assembly work are easily performed, and which can be manufactured at low cost,... Agent: Nec Corporation Of America

20080304793 - Optical and electrical hybrid connector: An improved hybrid connector for rapidly, reliably, and reversibly making mixed optical and electrical connections has a male plug with one or more centrally located optical fibers centrally located inside an elongated shaft of a male plug, and one or more electrical contact elements are located on the peripheral surface... Agent: Morgan, Lewis & Bockius, LLP.

20080304794 - Optical connector: An optical connector has a ferrule, an optical fiber connector disposed at an back end of the ferrule, an internal optical fiber inserted into the ferrule and the optical fiber connector, the internal optical fiber being adapted to butt-connect at a back end face thereof to an external optical fiber... Agent: Foley And Lardner LLP Suite 500

20080304795 - Optical connector and optical fiber connecting system: A straight type optical connector enables a splicing operation of an optical fiber cable accurately and stably without requiring skilled labor and having a superior on-site installation property. An optical connector is provided with a splicing section for securely supporting an incorporated optical fiber securely supported at a ferrule and... Agent: 3m Innovative Properties Company

20080304796 - Connectorized nano-engineered optical fibers and methods of forming same: Connectorized nano-engineered optical fibers and method for forming them are disclosed. The methods include heating a mid-span bare fiber portion of the nano-engineered fiber to substantially collapse the airlines therein so as to form a substantially airline-free portion. The fiber is then inserted into a ferrule channel so that the... Agent: Corning Incorporated

20080304797 - Cable with a coating layer made from a waste material: A cable including at least one core having at least one transmissive element and at least one coating layer made from a coating material, wherein the coating material has at least a first polyethylene having a density not higher than 0.940 g/cm3, preferably not lower than 0.910 g/cm3, more preferably... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080304798 - Optical cable and optical unit comprised therein: Optical cable having at least one tubular element of polymeric material and at least one transmission element housed within said tubular element. The polymeric material is made from a polymeric composition having (a) at least one olefin polymer; (b) at least one inorganic filler; and (c) at least one olefin... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080304799 - Thermosetting optical waveguide coating: A method for making a panel comprising the steps of providing a plurality of waveguides including an optical core layer having a first and a second surface coated with a cladding material that forms a cladding layer, positioning a thermosetting adhesive between the plurality of waveguides, wherein the thermosetting adhesive... Agent: Thompson Hine L.L.P. Intellectual Property Group

20080304800 - Optical fiber with large effective area: a first annular region extending from R1 to a radius R2, the first annular region comprising a radial width, W2=R2−R1, a second annular region extending from R2 to a radius R3, the second annular region comprising a radial width, W3=R3−R2, and a third annular region extending from R3 to an... Agent: Corning Incorporated

20080304801 - High-brightness light guide plate: The present invention discloses a high-brightness light guide plate, which is a plate formed by a transparent resin having a high refractive index. An incident plane is disposed on a lateral side of the light guide plate, and a light emitting plane is disposed on a surface of the light... Agent: Chao-pai Lee

20080304802 - Optical waveguide device and manufacturing method for optical waveguide device: To obtain an optical waveguide device capable of improving mounting accuracy and productivity for correcting misalignment of alignment marker caused by distortion due to a substrate stressed and distorted. An optical waveguide device includes an optical waveguide section, including a waveguide core formed on a substrate, and an optical device... Agent: Nec Corporation Of America

20080304803 - Rear drawer latch: A cable management panel including a chassis and a drawer slidably mounted to the chassis. The panel includes a rear drawer latch assembly that automatically locks the drawer in the open position to prevent inadvertent closing movement of the drawer.... Agent: Merchant & Gould PC

20080304804 - Fiber optic dust cap and dust plug with high power protection: A dust cap and a dust plug for installation with optical fiber connectors and optical fiber adapters respectively. The dust cap and the dust plug have features that protect an optical interface on the optical fiber connector and the optical fiber adapter from contamination. At least an exterior portion of... Agent: Merchant & Gould PC

20080298736 - Broadband electro-optic polymer modulators with integrated resistors: In one aspect, an electro-optic device comprises: a) a high speed electrode; b) a ground electrode; c) polymer layers embedding an electro-optic polymer waveguide; and d) at least one integrated resistor in electrical contact with the high speed electrode and the ground electrode, wherein the high speed electrode and the... Agent: Fish & Richardson P.C.

20080298737 - Integrated resistor fabrication method and optical devices therefrom: In one aspect, a process comprises: a) fabricating polymer layers embedding an electro-optic polymer waveguide; b) fabricating a high speed electrode and a ground electrode, wherein the high speed electrode and ground electrode are positioned to control the electro-optic polymer waveguide; and c) fabricating a resistor at a predetermined location... Agent: Fish & Richardson P.C.

20080298735 - Method of biasing and operating electro-optic polymer optical modulators: A method that includes (a) thermally biasing an electro-optic polymer device using an electrode; and (b) driving the electro-optic polymer device by applying a high frequency signal to the device using the same electrode.... Agent: Fish & Richardson P.C.

20080298738 - Waveguide type wavelength domain optical switch: A waveguide type wavelength domain optical switch includes an input/output port including at least three waveguide spectrometers stacked in thickness direction, a first lens for collecting light outputted from an input port of the input/output port in one axis direction, a second lens for collecting light outputted from the first... Agent: Mcginn Intellectual Property Law Group, PLLC

20080298739 - System and method for fabricating an optical isolator: There is provided a system and method for fabricating an optical isolator. More specifically, there is provided a fiber optical isolator comprising a first isolator stage comprising a Faraday rotator configured to adjust the polarity of a light beam, and a heat sink coupled to the Faraday rotator and configured... Agent: Fletcher Yoder (lucent)

20080298741 - Electric device and method of its fabrication: An electronic device and method are presented for creating at least one predetermined stimulus at the device output. The device comprises an electrically non-conductive holey structure (110) carrying at least two active electrically conductive cores (C1, C2) electrically insulated from one another along their lengths, for supplying a potential difference... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080298740 - Integrated optical waveguide sensors with reduced signal modulation: The invention provides an integrated optical waveguide sensor module (200) with reduced signal modulation and increased sensitivity. An optical waveguide sensor module (200) comprises an optically transparent substrate (210) having a first and a second interface and an optical waveguide film (220) disposed on the substrate (210) with the first... Agent: Ropes & Gray LLP

20080298743 - Microsplitter module for optical connectivity: A compact optical splitter module is disclosed. One type of compact optical splitter module is a planar attenuated splitter module that includes a branching waveguide network having j≧1 50:50 splitters that form up to n≦2j output waveguides having associated n output ports, wherein only m<n output ports are suitable for... Agent: Corning Incorporated

20080298742 - Modular array computer with optical intercell communications pathways: The present invention provides an array of computer cells in which adjacent computer cells communicate over optical pathways.... Agent: Hewlett Packard Company

20080298744 - Photonic crystal structure and method of manufacturing the same: A photonic crystal structure is provided the optical characteristics of which vary periodically in at least one direction, wherein the base material of the photonic crystal structure is formed of a dielectric material, a region containing at least one of molecules, atoms and ions different from the constituent element of... Agent: Fitzpatrick Cella Harper & Scinto

20080298745 - Optical module and manufacturing method of the same: An optical module, including: an optical transmission line holding member having an optical semiconductor element mounting surface, an electrical interconnection layer formed on the mounting surface, and an optical transmission line guide hole with an opening on the mounting surface; an optical transmission line inserted into the guide hole; an... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080298746 - Optical fiber side coupler for coupling light between a multimode optical fiber and a cladding pumping optical fiber: An optical fiber side coupler apparatus comprising a first optical fiber and at least one multimode (MM) optical fiber having a core, the MM optical fiber for delivering light to the first optical fiber. The MM optical fiber can comprise a first length having a first location therealong wherein the... Agent: Nufern Peter J. Rainville

20080298747 - Optical waveguide device: An optical waveguide device comprises a first under-cladding layer, a light emitting element provided on an upper surface of the first under-cladding layer and having a light emitting portion which emits light, and a core provided on the upper surface of the first under-cladding layer and having a light receiving... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080298748 - Direct-connect optical splitter module: A compact optical splitter module is disclosed. One type of compact optical splitter module is a planar attenuated splitter module that includes a branching waveguide network having j≧1 50:50 splitters that form up to n≦2j output waveguides having associated n output ports, wherein only m<n output ports are suitable for... Agent: Corning Incorporated

20080298749 - Telecommunications connector protective device: A fiber optic connector assembly includes a fiber optic connector mounted to a fiber optic cable having a ferrule with an end face terminating an optical fiber. The fiber optic cable is terminated with the fiber optic connector in a clean environment protected against airborne contaminants. A seal is placed... Agent: Steven C. Bruess Merchant & Gould P.C.

20080298750 - Electromagnetic radiation shield for an optical subassembly: In one example embodiment, an electromagnetic radiation (EMR) shield includes a disk, and a substantially centrally located opening defined in the disk. An outside perimeter of the disk is approximately the same as that of a flange of an associated optical subassembly (OSA). The disk defines a plurality of apertures.... Agent: Workman Nydegger

20080298751 - Shelf-card assembly for optic fiber connection: An assembly comprises first connection units attached to a shelf and second connection units attached to cards, respectively. Each first connection unit holds at least one first optic fiber, while each second connection unit holds at least one second optic fiber. The first connection unit is connected to the second... Agent: Collard & Roe, P.C.

20080298752 - Electromagnetic radiation shield for an optical subassembly: In one example embodiment, an electromagnetic radiation (EMR) shield includes a central portion, a plurality of arms extending radially outward from the central portion, and a substantially centrally located opening defined in the central portion. The perimeter of the central portion is approximately the same size and shape as that... Agent: Workman Nydegger

20080298753 - Optical waveguide connector: Optical waveguide connector for use mainly in water with a socket part (100) having at least one first waveguide contact placed in a channel of socket part (100) and a plug part with at least one second waveguide contact placed in a channel of the plug part, the plug part... Agent: Diederiks & Whitelaw, PLC

20080298754 - Optical cable and method for producing an optical cable: An optical cable (1) comprises a cable sheath (11) and at least two optical transmission elements (101) and (102), which are arranged within the cable sheath (11). One (101) of the optical transmission elements (101) and (102) comprises a buffer tube (1011), at least one optical waveguide (10101) and at... Agent: Corining Cable Systems Intellectual Propery Department

20080298755 - Communications ducting system and method of laying same: A communications ducting system, and method of laying a communications duct assembly below a surface, usually in a carriageway or footpath, using an open slot which is subsequently backfilled. The width of the slot is preferably not substantially greater than the narrowest outer cross sectional width of the duct assembly.... Agent: Houston Office Of Novak Druce And Quigg LLP

20080298757 - Coating for optimising output coupling of em radiation: A coating (10) between a nonlinear crystal (5) and a silicon prism coupler (9), prevents transmission of radiation scattered within the crystal (5) by filtering out frequencies outside the silicon bandgap to avoid free carrier absorption, but transmits THz frequencies that correspond to the bandgap.... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.

20080298756 - Max entropy optimized retinal camera: An enhanced entropy camera provides enhanced image quality by utilizing a custom analog-to-digital conversion function. The analog-to-digital conversion occurs according to a custom non-linear quantization function that provides enhanced entropy in the digitized image, yet avoids the harsh artifacts that tend to arise in images quantized according to a maximum... Agent: Peacock Myers, P.C.

20080298758 - Fiber optic cables and assemblies and the performance thereof: A fiber optic jumper assembly comprising at least one bend performance optical fiber comprising a core region and a cladding region surrounding the core region, the cladding region comprising an annular hole-containing region comprised of non-periodically disposed holes, a protective covering positioned over the at least one bend performance optical... Agent: Corning Incorporated

20080298759 - Optical fiber and optical waveguide: An optical fiber includes a core region having a first refractive index and a cladding region having a second refractive index lower than the first refractive index on an outer circumference of the core region. The cladding region includes four holes formed to have a four-fold rotational symmetry with respect... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080298761 - Low loss, high and low index contrast waveguides in semiconductors: A system in one general embodiment includes a waveguide structure comprising a core of an alloy of Group III-V materials surrounded by an oxide (which may include one or more Group III-V metals), wherein an interface of the oxide and core is characterized by oxidation of the alloy for defining... Agent: Llnl/zilka-kotab John H. Lee, Assistant Laboratory Counsel

20080298760 - Thermally stabilized waveguides: An apparatus comprising a planar optical waveguide having an optical core and optical cladding next to the optical core. The optical core or cladding includes a plurality of particles therein. Each particle has a nucleus and polymeric molecules permanently bonded to the nucleus to form a shell. A plurality of... Agent: Hitt Gaines, PC Alcatel-lucent

20080298764 - Fiber optic connector holders: There is provided a fiber optic connector holder adapted to selectively retain two or more fiber optic connectors that include a dust cap on the ferrule. The connector holder comprises a boot retainer to selectively retain a portion of the boot of the connector, and the connector holder comprises a... Agent: Corning Incorporated

20080298762 - Structured cabling solutions: Structured cabling solutions may include techniques and systems usable to route, organize, and otherwise manager wires, optical fibers, and other cables. Structured cabling solutions may include one or more chassis coupled to and movable relative to a frame to provide access to signal connectors on the chassis. Structured cabling solutions... Agent: Lee & Hayes, PLLC

20080298763 - Telecommunications housing with optical fiber management: A telecommunications housing includes a plurality of outer walls defining a housing interior volume and an exit. A plurality of adapters is disposed on an interior panel for connection to connectors of fiber optic cables. At least one radius guide is mounted in the interior volume and has a cable... Agent: Corning Incorporated

20080298765 - Terminal with internal environmental seal: An environmentally sealed closure, such as a terminal for terminated ends of fiber optic cables, includes a housing having a wall defining an interior volume. A floating sealing assembly is provided including a first plate, a seal member and a second plate arranged in a stack within the interior volume.... Agent: Corning Incorporated