Optical waveguides inventions 06/09

20090162002 - Acousto-optic filter: Optical waveguides are provided on a substrate, a thin film whose refractive index is optically less than the refractive indices of the optical waveguides is provided on the surface of the substrate, and a surface-acoustic-wave waveguide is arranged on the thin film so as to cross the optical waveguides in... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090162003 - Single mode (sm) fiber optical reader system and method for interrogating resonant waveguide-grating sensor (s): An optical reader system is described herein which has a single mode (SM) optical fiber launch/receive system that uses one or more SM optical fibers to interrogate a biosensor and does not use multimode (MM) optical fibers to interrogate the biosensor. The use of the SM optical fiber launch/receive system... Agent: Corning Incorporated

20090162006 - Holding member for holding a plurality of circuit boards and module utilizing this holding member: A holding member 10 taught in the present specification holds a plurality of circuit boards 20 with a predetermined distance therebetween, and provides an optical communication path between the circuit boards 20. The holding member 10 comprises a body 15 and an optical waveguide 12 that penetrates the body 15.... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090162007 - Optical device, optical coupler and integrated circuit: The present invention provides an MMI optical device that can prevent a possible decrease in transmission rate in spite of miniaturization and integration. The optical device includes a rectangular multimode waveguide and an electromagnetic wave absorber of a light source wavelength. The electromagnetic wave absorber is located on at least... Agent: Ratnerprestia

20090162004 - Optical printed circuit board and manufacturing method: The invention provides a method of manufacturing an optical printed circuit board and an optical printed circuit board. The method comprises providing a support layer; on the support layer, providing an optical core layer; forming optical channels from the optical core layer and surrounding the optical channels with cladding thereby... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20090162008 - Polarization-independent two-dimensional photonic crystal multiplexer/demultiplexer: The present invention is aimed at providing a two-dimensional photonic crystal wavelength multiplexer/demultiplexer capable of multiplexing and demultiplexing both TE and TM-polarized lights. In the wavelength multiplexer/demultiplexer, first and second resonators and having the same resonance wavelength λr are provided between first and second waveguides and which are separately provided... Agent: Oliff & Berridge, PLC

20090162005 - Wafer based optical interconnect: In general, in one aspect, a method includes forming conductive layers on a wafer. A through cavity is formed in alignment with the conductive layers. The through cavity is to permit an optical signal from an optical waveguide within an optical connector to pass therethrough. Alignment holes are formed on... Agent: RyderIPLaw C/o Cpa Global

20090162009 - Optical switch with reconfigurable broadcasting and combining capabilities: An optical switch provides the ability to broadcast one input signal to multiple output channels and to combine multiple input signals into single output channel. The signal broadcast pattern is reconfigurable. One or more diffractive optical elements are used in the switch.... Agent: Koppel, Patrick ,heybl & Dawson, PLC

20090162011 - Compositions, optical component, system including an optical component, devices, and other products: A composition useful for altering the wavelength of visible or invisible light is disclosed. The composition comprising a solid host material and quantum confined semiconductor nanoparticles, wherein the nanoparticles are included in the composition in amount in the range from about 0.001 to about 15 weight percent based on the... Agent: Qd Vision, Inc.

20090162010 - Electrode having nanofilaments: An optical device includes optical layer and an electrode configured to reduce eddy currents. The electrode includes an electrically conductive base portion and a plurality of nanofilaments in connection with the electrically conductive base portion. The nanofilaments are configured to conduct an electric current between the optical layer and the... Agent: Hewlett Packard Company

20090162012 - Lens arrangement for optical rotating data transmission devices in arbitrary surrounding media: A rotating data transmission device for optical signals comprises two collimator arrangements for coupling light-waveguides, the collimator arrangements being rotatable relative to each other, and a derotating element being interposed in a light path between the collimator arrangements. At least one collimator arrangement comprises a lens system with a micro-lens... Agent: Daffer Mcdaniel LLP

20090162013 - Coupling between free space and optical waveguide using etched coupling surfaces: A plasma-based etching process is used to specifically shape the endface of an optical substrate supporting an optical waveguide into a contoured facet which will improve coupling efficiency between the waveguide and a free space optical signal. The ability to use standard photolithographic techniques to pattern and etch the optical... Agent: Wendy W. Koba

20090162014 - Optical waveguide device and optical apparatus using optical waveguide device: According to an aspect of an embodiment, an optical waveguide; and a branching section which branches a part of a light propagating through the optical waveguide, wherein the branching section has a first coupler which branches the light propagating through the optical waveguide according to a given unequal branching ratio... Agent: Fujitsu Patent Center C/o Cpa Global

20090162015 - Stitches elimination structure and method to provide the same: In one aspect, a planar illumination area includes two light-guide elements, each with an out-coupling region. At least a portion of each out-coupling region overlaps with at least a portion of the other. The overlapping region emits a substantially uniform light output power.... Agent: Goodwin Procter LLP Patent Administrator

20090162016 - Hardened fiber optic connector: The present disclosure relates to a fiber optic connector for use with a fiber optic adapter. The fiber optic connector includes a connector housing having an end defining a plug portion. A ferrule assembly is mounted at least partially within the connector housing. The ferrule assembly includes a ferrule located... Agent: Merchant & Gould PC

20090162017 - Replacement and alignment of laser: The present invention relates to embodiments of: (1) a unitary holographic drive head assembly mounting structure; (2) an assembly comprising a unitary holographic drive head assembly mounting structure and a plurality of holographic drive head components and/or subassemblies; (3) a subassembly comprising a spatial light modulator, detector array, and a... Agent: Jagtiani + Guttag

20090162018 - Hermetically sealing member having optical transmission means, optoelectronic apparatus, and optical transmission method: A hermetically sealing member with an optical transmission means transmits an optical signal economically and practically between the inside and the outside of a shielding member covering a printed-circuit board while sustaining the hermetically sealed state certainly. An optoelectronic device and an optical transmission method are also provided. A hermetically... Agent: Muramatsu & Associates

20090162019 - Spliced-on connector system and method, splicer, and connector holder for producing the same: Provided is a spliced-on connector system which includes a connector body, an incoming fiber which is spliced to the connector body, a splice sleeve which covers a splice point at which the incoming fiber is spliced to the connector body, and an extender tube which covers the splice sleeve. Also... Agent: Sughrue Mion, PLLC

20090162020 - Optical transmission line and optical transmission system: An optical transmission line includes a first optical fiber and a second optical fiber connected to the first optical fiber. The first optical fiber includes a core region formed at a center of the fiber and a cladding region formed around the core region. The cladding region includes air holes... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090162021 - Optical waveguide for luminescent device and manufacturing method thereof: An optical waveguide for a luminescent device capable of efficiently leading light beams propagating through a core outwardly to cause light emission, and a manufacturing method thereof. The optical waveguide for a luminescent device includes an under cladding layer 2, a core 3 formed in a predetermined portion of a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090162022 - Optical transmission apparatus and method for controlling variable optical attenuator: An optical transmission apparatus including a variable optical attenuator is provided. The optical transmission apparatus includes a module detection portion for detecting a type of module that receives light attenuated by the variable optical attenuator; and a variable optical attenuator control portion for controlling so as to change control parameters... Agent: Staas & Halsey LLP

20090154866 - Optical modulators: An object of the present invention is to widen the band of the velocity matching frequency as well as to reduce the electrode loss in the modulation electrode. An optical modulator has a substrate made of an electro-optical material, a signal electrode 3A, 3B and a ground electrode 2A, 2B... Agent: Burr & Brown

20090154867 - Optical modulators: An object of the present invention is, in an optical modulator, to increase the production yield by enhancing the patterning accuracy of the electrodes, as well as to reduce the electrode loss by increasing the thickness of the electrodes. An optical modulator has a substrate 5 made of an electro-optical... Agent: Burr & Brown

20090154868 - Semiconductor opto-electronic integrated circuits and methods of forming the same: Provided are semiconductor opto-electronic integrated circuits and methods of forming the same. The semiconductor opto-electronic integrated circuit includes: an optical waveguide disposed on a substrate and including an input terminal and an output terminal; an optical grating formed on the optical waveguide; and an optical active device disposed on the... Agent: Ampacc Law Group

20090154869 - Tunable filter device comprising a waveguide containing bragg grating, and a planer substrate: A tunable filter device (2) comprising a waveguide containing a Bragg grating (4), and a planar substrate (6), the planar substrate (6) comprising a core (8), a first cladding (10) on a first side (12) of the core (8), and a second cladding (14) on a second side (16) of... Agent: Iandiorio & Teska

20090154870 - Optical fiber sensor connected to optical fiber communication line: An optical fiber sensor connected to an optical fiber communication line usable on an optical fiber communication line of the Internet etc. and able to share a communication line and a sensor line is provided. It has an optical fiber sensor line being an optical fiber (11d, 11b, 11e) provided... Agent: Birch Stewart Kolasch & Birch

20090154873 - Electro-optic integrated circuits with connectors and methods for the production thereof: An electro-optic integrated circuit including an integrated circuit substrate, at least one optical signal providing element and at least one discrete reflecting optical element, mounted onto the integrated circuit substrate, cooperating with the at least one optical signal providing element and being operative to direct light from the at least... Agent: Perkins Coie LLP

20090154872 - Electronic device package and method of formation: Provided are electronic device packages and their methods of formation. The electronic device packages include a sealed volume enclosing an electronic device and a feedthrough into the sealed volume for electrical connection of the electronic device. Provided are optoelectronic device packages and their methods of formation. The optoelectronic device packages... Agent: Sherr & Vaughn, PLLC

20090154871 - Semiconductor integrated circuits including grating coupler for optical communication and methods of forming the same: Provided are semiconductor integrated circuits including a grating coupler for optical communication and methods of forming the same. The semiconductor integrated circuit includes: a cladding layer disposed on a semiconductor substrate; a grating coupler including an optical waveguide on the cladding layer and a grating on the optical waveguide; and... Agent: Ampacc Law Group

20090154874 - Optical device with non-equally spaced output ports: The invention relates to multiport routing devices for routing optical signals which also provide beam attenuation by imparting a controllable offset between an optical beam and a selected optical port. A multiport optical routing device of the present invention has a plurality of non-equally spaced optical ports disposed in a... Agent: Teitelbaum & Maclean

20090154875 - Machine with data transfer from one machine part to another machine part which is able to be rotated relative to the one machine part: A machine having two machine parts, of which one is able to be rotated relative to the other, in which light signals are transferred from the one part to the other part. The light signals are transmitted radially to the axis of rotation of the rotatable machine part. In a... Agent: Siemens Corporation Intellectual Property Department

20090154876 - Wavelength dispersive device with temperature compensation: The invention relates to fiber-optic wavelength dispersive devices incorporating a wavelength dispersive reflector that provides auto-compensation of variations of output spectral characteristic with temperature and includes a transmissive dispersion that is followed by a beam-folding reflecting surface in a double-pass configuration grating and is coupled to a wedged shaped prism.... Agent: Teitelbaum & Maclean

20090154877 - Optically coupled device and optical module including optically coupled device: A configuration is made in which, when a photoelectric conversion device 7 is attached to an optically coupled device 1, sufficient optical coupling efficiency can be achieved simply by a mechanical operation in which a photoelectric conversion device 7-side positioning mechanism 12 is engaged with an optically coupled device 1-side... Agent: Quinn Emanuel Urquhart Oliver & Hedges, LLP Koda/androlia

20090154878 - Optically coupled device and optical module including optically coupled device: c

20090154879 - Means of coupling light into optical fibers and methods of manufacturing a coupler: The invention relates to a pump coupler (2) and a manufacturing method. The pump coupler (2) comprises a least one signal fiber (50) for outputting optical energy, multiple pump fibers (31) for inputting optical energy into the signal fiber (50), and a coupling structure (40) for coupling the optical energy... Agent: Nufern Peter J. Rainville

20090154881 - Optical fiber combiner and method of manufacturing thereof: The invention relates to an optical fiber combiner and a method for the manufacture thereof. The combiner has a tapering support preform with a plurality of capillary bores, a plurality of input fibers including a core and a cladding around the core and being arranged in parallel in the capillary... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090154880 - Photonics device: Provided is a photonics device. The photonics device includes: a substrate including a star coupler region and a transition region; a lower core layer formed on the substrate; and upper core patterns formed on the substrate to define a waveguide. The upper core patterns are disposed on the lower core... Agent: Ampacc Law Group

20090154882 - Means of coupling light into optical fibers and methods of manufacturing a coupler: The invention relates to a pump coupler (2) and a manufacturing method. The pump coupler (2) comprises a least one signal fiber (50) for outputting optical energy, multiple pump fibers (31) for inputting optical energy into the signal fiber (50), and a coupling structure (40) for coupling the optical energy... Agent: Nufern Peter J. Rainville

20090154883 - Multi-contact universally jointed power and/or signal connector devices: An adjustable at least four-way electrical connector for signal, power, voice and/or data communication, comprising at least four adjustable electrical connections utilizing a ball and socket type physical connection device and including a weatherproofing gasket; also an adjustable fiber optic connection device utilizing ball and socket type construction wherein an... Agent: Shaper Iler LLP

20090154884 - Multifiber mt-type connector and ferrule comprising v-groove lens array and method of manufacture: A fiber optic ferrule, preferably an MT-type ferrule, and connector design is provided that includes a unitary v-groove lens array (v-lens). The v-lens comprises a plurality of lenses and corresponding plurality of open v-grooves to align optical fibers with the plurality of lenses. Because the v-groove lens array is a... Agent: Molex Incorporated

20090154885 - Optical transmission connector and electronic apparatus: An optical transmission connector according to an embodiment of the present invention includes: a holder portion including an element housing portion for housing a photoelectric effect element and a plug housing portion for housing an optical transmission plug; and a metal fixing leg that is formed of a metal plate... Agent: Nixon & Vanderhye, PC

20090154886 - Multi-zone scanned-beam imager: Embodiments relate to scanning a plurality of light beams across a corresponding plurality of zones in a field of view and collecting scattered light to enable an image of the field of view to be formed that spans the plurality of zones. According to an embodiment, a scanning endoscope tip... Agent: Microvision, Inc.

20090154887 - All-optical logic gates using nonlinear elements - claim set v: An all-optical logic gates comprises a nonlinear element such as an optical resonator configured to receive optical input signals, at least one of which is amplitude-modulated to include data. The nonlinear element is configured in relation to the carrier frequency of the optical input signals to perform a logic operation... Agent: Alston & Bird LLP

20090154888 - Bend resistant multimode optical fiber: Bend resistant multimode optical fibers are disclosed herein. Multimode optical fibers disclosed herein comprise a core region and a cladding region surrounding and directly adjacent to the core region, the cladding region comprising a depressed-index annular portion comprising a depressed relative refractive index which is spaced from the core at... Agent: Corning Incorporated

20090148094 - Distributed amplifier optical modulator: Various embodiments described herein comprises an optoelectronic device comprising a waveguide structure including a plurality of optical modulator elements each having an optical property that is adjustable upon application of an electrical signal so as to modulate light guided in the waveguide structure. The optoelectronic device also comprises a plurality... Agent: Knobbe Martens Olson & Bear LLP

20090148095 - System and method for optical beam steering using nanowires and method of fabricating same: An apparatus and a method for steering optical frequency beams using nanowire. A method includes providing one or more nanowire waveguide arrays, generating an optical frequency beam, wherein the optical frequency beam is incident on the one or more nanowire waveguide arrays, controlling the one or more nanowire waveguide arrays... Agent: Andres Kurth LLP Intellectual Property Department

20090148096 - Optical interconnection device: An optical interconnection device is provided. The optical interconnection device includes an optical component and a substrate on which the optical component is surface-mounted. The substrate includes: an optical waveguide which is formed in the substrate and which includes a core layer, and a cladding layer covering the core layer;... Agent: Drinker Biddle & Reath (dc)

20090148097 - Plasmon router: A variety of structures, methods, systems, and configurations can support plasmons for routing.... Agent: Searete LLC Clarence T. Tegreene

20090148098 - Device for coupling radiation into or out of an optical fibre: A device for coupling multimode pump light and a laser signal into or out of a cladding-pumped fibre laser is disclosed, comprising an output optical fibre, a substantially un-tapered feed-through optical fibre, an annular waveguide having a tapered section, and a plurality of multimode pump fibres such that: the signal... Agent: Gauthier & Connors, LLP

20090148099 - Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism: An optical link module of the present invention for connecting light beams by deflection and including light-emitting devices arranged in a planar manner; an optical fiber bundle that is an optical waveguide for receiving the light beams from the light-emitting devices, and an optical turn which includes a plurality of... Agent: Ibm - Arc Shimokaji & Associates, P.C.

20090148100 - Aligner apparatus for connecting optical waveguides: Apparatus which adjusts an optical connection between a waveguide and an optical interconnection component that launches light into the waveguide or receives light emitted from the waveguide. The apparatus includes: an excitation light element emitting light that causes the waveguide to fluoresce into the waveguide via the optical interconnection component;... Agent: Ibm Corporation

20090148101 - Hardened fiber optic connection system with multiple configurations: A fiber optic connection system includes a ruggedized fiber optic adapter and a ruggedized fiber optic connector and can further include a standard fiber optic connector (e.g., an SC connector), a pre-existing ruggedized fiber optic adapter, a first converter for converting the standard fiber optic connector to be compatible with... Agent: Merchant & Gould PC

20090148102 - Hardened fiber optic connector compatible with hardened and non-hardened fiber optic adapters: A fiber optic connector is disclosed for use with both a hardened fiber optic adapter and a non-hardened fiber optic adapter. The connector includes a connector housing having an end defining a plug portion. The plug portion includes first and second sets of retaining features for retaining the connector. The... Agent: Merchant & Gould PC

20090148103 - Hardened fiber optic connector and cable assembly with multiple configurations: A fiber optic connector and cable assembly includes a cable with one or more strength members secured to a connector that is connectable to both a hardened and a non-hardened fiber optic adapter. The cable can include multiple cable types with various shapes and strength member configurations. The connector includes... Agent: Merchant & Gould PC

20090148104 - Hardened fiber optic connection system: A fiber optic connector and a fiber optic adapter are disclosed that are manually connectable and disconnectable with each other by a slideable latching means. The fiber optic connector includes an end defining a plug portion. The plug portion holds a ferrule and also directly engages a port on the... Agent: Merchant & Gould PC

20090148105 - Electro-optical plug and receptacle: A combination fiber optic and electrical connector and a plug for mating therewith are both provided.... Agent: Baker & Daniels LLP

20090148106 - Line-side out-of-band electrical interface for optoelectronic modules: Electrical connections from the printed circuit board (“PCB”) of an optoelectronic device through the front or line-side of the device enable a microcontroller or other component on the PCB to electrically communicate with an optical connector or other line-side device. The electrical connections can be integrated within a lead frame... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090148107 - Connector: A connector which makes it easy to view light from a light source. A light guide 7 guides light from LEDs 21 forward of the housing 5 in a fitting direction. The light guide 7 is configured to be mounted on the housing 5 that hold contacts 3, in a... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090148108 - Optical transceiver: In accordance with one aspect of the present invention, an optical transceiver includes a printed-circuit board, an optical module that converts a received optical signal into an electrical signal and converts an electrical signal into a optical signal, and transmits the converted signal, the optical module being mounted on the... Agent: Nec Corporation Of America

20090148109 - Optical connector: An optical connector for splicing a rear end of a pre-assembled optical fiber that is mounted within an optical ferrule with a tip of a second optical fiber is provided. The optical connector includes a connector body and an anchor mechanism for anchoring the second optical fiber to the connector... Agent: Sughrue Mion, PLLC

20090148110 - Optical fiber for pumping and method: A fiber optic cable includes at least one optic fiber; and a buoyancy modifying coating on the at least one optic fiber, the coating comprising at least one microballoon and a matrix material.... Agent: Cantor Colburn, LLP

20090148111 - Optical waveguide element: An optical waveguide element includes: an optical waveguide including an organic non-linear optical material; a first electrode arranged on one surface side of the optical waveguide; a second electrode arranged on another surface side of the optical waveguide; a protective member disposed on the second electrode, the protective member including... Agent: Sughrue Mion, PLLC

20090148113 - Large effective area optical fiber: An optical fiber comprising: (i) a glass core (20) extending from a centerline and including a central core region (22) with an alpha value of less than 2, a first annular core region (24) surrounding the central core region (22), and a second annular core region (26) surrounding the first... Agent: Corning Incorporated

20090148112 - Optical fiber: A silica-based optical fiber includes a core and a cladding that is formed on an outer circumference of the core. The core includes three or more layers including a layer doped with at least one of germanium and fluorine, and a concentration of the germanium or the fluorine in each... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090148114 - Three-dimensional photonic crystal and manufacturing method thereof: A three-dimensional photonic crystal includes a structure that includes first, second, third, and fourth layers in this order. The structure of each layer includes a flat surface as one end surface, and first, second, and third structural portions. The first structural portion has a first width along the flat surface... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090148115 - Waveguide structure: A waveguide structure is provided. The waveguide structure includes: a slot channel waveguide including first and second patterns, which are spaced apart from each other to define a slot; a first upper layer covering at least a portion of the slot channel waveguide; and a second upper layer covering the... Agent: Ampacc Law Group

20090148116 - Communication apparatus for communication between housing slots, wiring change unit and wiring method: An intra-housing optical communication system includes card slots 61 to 64 and at least a concentrate slot and conducts the optical communication between the slots, wherein the optical wires between the card slots are connected by using an optical fiber sheet or the like to simplify the wiring and reduce... Agent: Sughrue Mion, PLLC

20090148120 - Fiber drop terminal: A drop terminal includes an enclosure having a housing and a base attached to the housing. The housing includes an outer surface containing a plurality of receptacles and cooperatively defines an inner cavity with the base. The drop terminal further includes a splitter incorporated into the enclosure.... Agent: Merchant & Gould PC

20090148119 - Fiber optic drop terminals for multiple dwelling units: There is provided fiber drop terminals (“FDTs”) and related equipment for providing selective connections between optical fibers of distribution cables and optical fibers of drop cables, such as in multiple dwelling units. The FDTs require relatively little area and/or volume while providing convenient connectivity for a relatively large number of... Agent: Corning Incorporated

20090148117 - Method and device for coupling optical waveguides: The invention relates to a method and a device (2; 20) for coupling optical waveguides (8, 9, 12). The device (2; 20) for coupling optical waveguides (8, 9, 12) comprises at least one element (4; 22) for accommodating a cartridge (5; 23). Said cartridge (5; 23) is connected to the... Agent: Merchant & Gould PC

20090148118 - Mini drop terminal: A terminal for mounting to a fiber distribution cable includes a housing having a base and a cover. The cover is connectedly engaged with the base. The terminal further includes a plurality of adapters disposed on the cover. A fiber routing tray having a top panel and a bottom panel... Agent: Merchant & Gould PC

20090148121 - Detachable fiber holder platform and assembly: A fiber holder platform includes a support, a clamp configured to secure a cable to the support, and a securing mechanism configured to detachably secure the platform to a fiber holder and alternatively to a heat oven. A fiber holder assembly includes the fiber holder platform and the fiber holder,... Agent: Mills & Onello LLP

20090142014 - Ad converter using photonic crystal: An AD converter is provided. The AD converter includes a light source unit which provides an optical signal, at least one waveguide unit which consists of a photonic crystal and transmits the optical signal, a modulation unit which applies a RF signal to the at least one waveguide unit, thereby... Agent: Dla Piper LLP Us

20090142015 - Optical modulators: An optical modulator 20 has an optical waveguide substrate 1 having a pair of principal surfaces 1a, 1c, a pair of side surfaces 1b and an incident face 1d and exit face 1e of light, the substrate being composed of a ferroelectric material; a channel optical waveguide 4 having at... Agent: Burr & Brown

20090142016 - Plasmonic optics for plasmonic circuits: According to one embodiment, a circuit element for a plasmonic circuit is formed using a dielectric layer having two portions, each characterized by a different electric permittivity. The dielectric layer is adjacent to a metal layer, with the interface between the layers defining a conduit for propagation of surface plasmons.... Agent: Mendelsohn & Associates, P.C.

20090142017 - Very high quality channel for multipathway optical rotary joints: The present invention relates to the field of rotary joints, or similar devices, more specifically to optical rotary joints. Embodiments of the invention are directed to a multipathway optical rotary joint, comprising a stationary plane, a moving plane rotatable about a reference axis of rotation and a Dove prism, rotatably... Agent: Darby & Darby P.C.

20090142018 - Method for incidence of light into a photonic crystal optical waveguide: Disclosed in a method and a device in which a wave number of light in the waveguide mode of a photonic crystal optical waveguide is matched with that of the incident light, or a intensity ratio of electric field to magnetic field of the light in the waveguide mode of... Agent: Foley And Lardner LLP Suite 500

20090142019 - Low-loss bloch wave guiding in open structures and highly compact efficient waveguide-crossing arrays: Low-loss waveguide structures may comprise a multimode waveguide supporting a periodic light intensity pattern, and attachments disposed at the waveguide adjacent low-intensity regions of the light intensity pattern.... Agent: Goodwin Procter LLP Patent Administrator

20090142020 - Optical microstructures for light extraction and control: The application of optical micro structures improve the quality of light available to the viewer of an optical display system, or any display which works on the concept of moving one surface into direct contact or close proximity of a light guide to extract light through frustrated total internal reflection.... Agent: Fish & Richardson P.C.

20090142021 - Composite light guiding film module: A composite light guiding film module is disclosed, which includes: a light guiding film; a light diffusion structure comprising a plurality of micro concave lenses arranged in a first direction and a second direction to form a second dimensional array and the curvature of each concave lens and the junction... Agent: Quintero Law Office, PC

20090142022 - Multi-port connector having esata connector and optical fiber transmitting connector: A multi-port connector having eSATA (external serial advanced technology attachment) connector and optical fiber transmitting connector includes a seat body, an eSATA connector, an optical fiber transmitting connector, a sealing lid and an outer casing. A first slot and a second slot are respectively arranged on the seat body. At... Agent: Hdls Patent & Trademark Services

20090142023 - Production method and production apparatus for optical connecting parts: A production method for an optical connecting part including an optical transmission medium having an end surface provided with a refractive index matching member, includes a step for arranging a charging device in the vicinity of the optical transmission medium and the vicinity of a dielectric member. The method also... Agent: Arent Fox LLP

20090142024 - Rigid attachment of optical fiber cable to another structure using laser welding: A conductor mounting configuration includes a conductor having a signal carrying portion, and insulative portion radially outwardly disposed of the signal carrying portion and a jacket radially outwardly disposed of the insulative portion; an intermediary material having a thickness selected to accommodate a heat based fusion to the jacket while... Agent: Cantor Colburn, LLP

20090142025 - Method of producing planar multimode optical waveguide using direct photopatterning: Disclosed is a method of producing a planar multimode optical waveguide by direct photo-patterning and, more particularly, to an optical waveguide material and a method of producing the same. It is possible to control the refractive index of the optical waveguide, and the optical waveguide has a desirable refractive index... Agent: The Nath Law Group

20090142026 - Optical waveguide film and photoelectric film: An optical waveguide film and an electrical and optical hybrid circuit film having a high durability for folding while keeping the core size of the optical waveguide at a desired level are provided. The optical waveguide film is flexible, having a core made of a resin that composes an optical... Agent: Buchanan, Ingersoll & Rooney PC

20090142027 - Method and apparatus for treating a mating portion of a fiber optic connector: A method and apparatus for treating a mating portion of a fiber optic connector for reducing an insertion force for the mating portion includes providing a mating portion of a fiber optic connector and treating the mating portion of the fiber optic connector by applying a cleaning and/or lubricating solution... Agent: Corning Incorporated

20090142028 - Method for making elements comprising optical fibers, device for implementing said method, fiber optic element and optical device comprising same: m