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Optical waveguides

20130121631 - Dual polarization quadrature modulator: A dual polarization quadrature modulator includes an input planar lightwave circuit (PLC) configured to deliver coherent light to a polymer-on substrate device including a plurality of electro-optic (E-O) polymer optical modulation waveguides configured to each phase modulate the coherent light, and the E-O polymer optical modulation waveguides output modulated coherent... Agent: Gigoptix, Inc.

20130121632 - Soa-plc hybrid integrated polarization diversity circuit and method for manufacturing the same: The invention of the present application provides an SOA-PLC hybrid integrated polarization diversity circuit including a PLC-PBS chip and an SOA-COS whose respective waveguides are coupled to each other. The PLC-PBS chip includes: first and second optical waveguides; a Mach-Zehnder interferometer circuit; and a half-wave plate placed in the first... Agent: Furukawa Electric Co., Ltd.

20130121634 - Planar optical waveguide with core of low-index-of-refraction interrogation medium: An apparatus for illuminating a sample includes a planar waveguide. The planar waveguide includes a first substrate, including a first outer surface and a first inner surface, and a second substrate, including a second outer surface and a second inner surface. The first and second inner surfaces of the first... Agent: Mbio Diagnostics, Inc.

20130121633 - Systems and methods for tuning a cavity: The present disclosure describes an integrated opto-mechanical and electro-mechanical system. The opto-mechanical and electro-mechanical system can be made of photonic crystals configured to move based on electrical voltages and/or back action effects from electromagnetic waves, thus changing the resonance of the system.... Agent: California Institute Of Technology

20130121635 - Direct interlayer optical coupler: In an MCM, an optical signal is conveyed by an optical waveguide disposed on a surface of a first substrate to an optical coupler having a vertical facet. This optical coupler has an optical mode that is different than the optical mode of the optical waveguide. For example, the spatial... Agent: Oracle International Corporation

20130121636 - Optical node configuration apparatus: A segmented optical node exploits a configuration module having arrayed all elements to go from a 1×4 to a 4×4 configuration, save optional redundant switches. A jumper board in the 1×, 2× path configures the node for 1×4 in one orientation and for 2×4 when flipped around 180 degrees. The... Agent: Aci Communications, Inc.

20130121637 - Optical switch activator with glowable member: An optical switch having a housing, a light source and a light detector. The light source and light detector are located remote from the housing. The light source is connected to the housing with a first light guide, and the light detector is connected to the housing with a second... Agent:

20130121638 - Optical module: An optical module includes a light emitting element, an optical fiber, a wavelength separating filter that is arranged at a predetermined angle with respect to a longitudinal direction of the optical fiber on a plane including the longitudinal direction of the optical fiber, and a lens for focusing light emitted... Agent: Mitsubishi Electric Corporation

20130121639 - Optical interconnect structure: The present invention is an optical interconnect structure characterized by that it comprises an optical waveguide comprising a first core and a connective optical waveguide which is formed on the optical waveguide and comprises a second core, and that a first diffraction grating formed in the first core and a... Agent:

20130121640 - Methods and apparatus related to a side-fire member having a doped silica component: In one embodiment, an apparatus may include an optical fiber that may have a surface non-normal to a longitudinal axis of a distal end portion of the optical fiber. The surface may define a portion of an interface configured to redirect electromagnetic radiation propagated from within the optical fiber and... Agent: Boston Scientific Scimed, Inc.

20130121641 - Optical fiber coupler array: An optical fiber coupler array capable of providing multiple low loss, high coupling coefficient interfaces between a predetermined number of low numerical aperture optical fibers and an optical waveguide device with at least a corresponding number of waveguide interfaces. The novel coupler array includes a plurality of coupler inner cores... Agent:

20130121642 - Method for aligning and fastening an optical fiber coupled to an opto-electronic component: In the method, a slot is cut into a base, an optical fiber is disposed within the slot so that it touches neither the sides nor the bottom, a solidifiable product is deposited onto the optical fiber, a limited polymerization area of the solidifiable product is defined near the opto-electronic... Agent: Alcatel Lucent

20130121643 - Shuttered lc adapter: A shuttered adapter is described that includes a shuttered housing, a shutter sub-assembly frame contained within the housing, a pair of shutter doors hingedly secured to the shutter sub-assembly frame, and a door spring configured to push the shutter doors outward from the shutter sub-assembly frame and away from each... Agent: Panduit Corp.

20130121644 - Apparatus and process for termination of polymer optical fiber ribbons: In the present disclosure, a termination apparatus and process is disclosed that optimizes the termination of polymer optical fiber ribbons, eliminates the need for a ferrule and connector, and utilizes lower-cost materials instead of diamond for the cutting blade.... Agent: Chromis Fiberoptics, Inc.

20130121646 - Optical cable connection module having function of preventing separation of shutter: The present invention relates to an optical cable connection module having a function of preventing separation of a shutter. The optical cable connection module includes a body configured to have an optical device embedded therein and have U-shaped insertion grooves provided on both sides of the top end of a... Agent:

20130121645 - Optical communication connectors with modules movable in a mating direction: An optical communication connector having a connector housing that includes opposite mating and loading sides and a housing cavity that extends therebetween. The optical communication connector also includes an optical module that is positioned within the housing cavity and a biasing element that is positioned between the optical module and... Agent: Tyco Electronics Corporation

20130121647 - Optical fiber connector: An optical fiber connector includes a housing unit and a coupling unit. The housing unit includes an outer shell. The coupling unit includes a hollow seat assembled to the outer shell, a coupling seat assembled to the hollow seat and disposed in the outer shell, a core tube having a... Agent: Gloriole Electroptic Technology Corp.

20130121648 - Active optical connector using audio port: An active optical connector using an audio port includes a plug insertable into a jack having an optical transceiver module. A conductor is mounted on the plug. Optical fibers extend through a central bore of the plug and have front ends held in a fiber ferrule. The jack has a... Agent: Sae Magnetics (h.k.) Ltd.

20130121649 - Optical fiber connector and optical fiber coupling assembly having same: An optical fiber connector includes a body, a photoelectric conversion module received in the body, a receiving member, and two L-shaped optical fibers. The photoelectric conversion module includes a base, a light emitting unit, and a light receiving unit. The light emitting unit and the light receiving unit are mounted... Agent: Hon Hai Precision Industry Co., Ltd.

20130121650 - Optical module: An optical module includes a housing, an optical adapter attached to an end portion of the housing, and an optical transmitter and receiver assembly mounted in the housing. The optical transmitter and receiver assembly includes a TOSA including a plurality of light-emitting elements, a ROSA including a light-receiving element, and... Agent: Hitachi Cable, Ltd.

20130121651 - Optical module: An optical module includes a housing, an optical adapter attached to an end portion of the housing, and an optical transmitter assembly mounted in the housing. The optical transmitter assembly includes a TOSA including a plurality of light-emitting elements for outputting optical signals, and a circuit board electrically connected to... Agent: Hitachi Cable, Ltd.

20130121652 - Optical communication module and method of manufacturing the same: An optical device board 2 is set to be a printed circuit board in which an optical device 6 is bonded into a predetermined position of a printed wiring board 5. The optical device board 2 is bonded to a base board 3 provided with a plurality of wiring terminals... Agent: Honda Tsushin Kogyo Co., Ltd.

20130121653 - Optical connector and method for assembling same: An optical connector to which an optical fiber cord including an optical fiber ribbon and a sheath is to be attached includes: a ferrule member a fusion splice protection sleeve, housing and a fixing member. The ferrule member holds holding a plurality of embedded fibers which are to be fusion-spliced... Agent: Sei Optifrontier Co., Ltd.

20130121654 - Miniaturized optical fiber drop cable: A fiber optic cable includes first and second optical fibers. A fiber section surrounds the fibers and is formed of a first material. First and second strength members are adjacent to the fiber section on opposite sides thereof. A jacket surrounds the first and second strength members and fiber section.... Agent: Commscope, Inc. Of North Carolina

20130121655 - Bend-resistant single-mode optical fibre: A single-mode optical fibre for transmitting optical signals includes a central core region for guiding the optical signals, and a cladding region surrounding the core region and including a void-containing annular layer containing randomly distributed voids, wherein the void-containing layer is doped with fluorine at a concentration of less than... Agent:

20130121656 - Castellated optical fiber cable retention structure: A cable retention structure defining a castellated fiber cable clamping surface. The castellated surface has a series of alternating small and large cavities distributed along the axial direction. The small cavities are sized such that when the castellated surface is pressed against the buffer jacket exterior of the fiber cable,... Agent: Nanoprecision Products, Inc.

20130121657 - High density telecommunications patching system and cassettes: A telecommunications patching system is provided having a panel and at least one cassette movably received in the panel. The cassette receives a plurality of telecommunication jacks. The panel and cassettes are oriented horizontally. Each jack includes a front cavity adapted to receive a patch cord plug having a patch... Agent: Optical Cable Corporation

20130114922 - Flexible optical device: A flexible and optionally highly elastic waveguide capable of propagating and emitting light is disclosed. The flexible waveguide comprises a flexible material having a surface and an end, wherein a first portion of the light is emitted through at least a portion of the surface of the flexible waveguide, and... Agent:

20130114923 - Slotted optical fibers and methods and apparatuses for the same: The present application relates to optical fibers having at least one slot. The optical fiber may be used, for example, in various sensing application. In some embodiments, a cross-section of the optical fiber perpendicular to the longitudinal axis has a largest dimension less than or equal to about 4 μm,... Agent: Empire Technology Development LLC

20130114924 - Optical arrangement and a method of forming the same: According to embodiments of the present invention, an optical arrangement is provided. The optical arrangement includes a support substrate; at least one optical fiber arranged on the support substrate; at least one waveguide arranged on the support substrate and adjacent to the at least one optical fiber; the at least... Agent: Agency For Science, Technology And Research

20130114925 - Optical communication module: Provided is a compact optical communication module which is configured and structured so as to be suitable for high-speed transmission and which facilitates the fixing and positioning of optical elements and prevents misalignment of the optical axis during temperature change. An optical communication module is constituted so as to have... Agent: Yazaki Corporation

20130114926 - Optical collimator, optical connector using same and holding member for optical collimator: In order to facilitate positioning of a collimator lens and an optical fiber while preventing cost increase, provided is an optical collimator having a holder (11) which has a cylindrical shape and is made of metal; a collimator lens (12) which is housed in a housing part (11c) formed at... Agent: Mitsubishi Pencil Company, Limited

20130114927 - Multi-spot laser probe with faceted optical element: In certain embodiments, a method includes forming a ferrule from a portion of a tube. The tube is cut to yield the ferrule and a short cannula. A multi-spot generator with a faceted optical element is added to the short cannula. An optical fiber is placed into the ferrule, and... Agent:

20130114929 - Arrayed waveguide grating: An arrayed waveguide grating includes input waveguides, an input slab waveguide, n output waveguides, an output slab waveguide, and an arrayed waveguide. Gaps are formed in the output waveguides other than the output waveguides of both sides of an array of the output waveguides, respectively, such that loss increases toward... Agent:

20130114928 - Optical wavelength dispersion device and method of manufacturing the same: An optical wavelength dispersion device includes a first substrate, an input unit formed on the first substrate having a slit for receiving an optical signal, a grating formed on the first substrate for producing a first light beam form the optical signal for outputting, and a second substrate covered on... Agent: Photon Chip, Inc.

20130114930 - Outside plant termination enclosure: A termination enclosure includes a base, a cover, and at least one optical component. An input member extends outwardly from the base. At least a portion of the input member extends along the bottom of the termination enclosure. The input member defines a sealed input passage that extends through the... Agent:

20130114932 - Assembly tool and optical fiber connector assembly method: An assembly tool is provided for installing an optical fiber in an optical fiber connector having a known length of fiber extending from the connector ferrule after termination of the optical fiber connector. The assembly tool includes a base having a connector mount disposed on a first end thereof and... Agent: 3m Innovative Properties Company

20130114931 - Floating fiber optic pin contact: A floating fiber optic pin contact including a ceramic ferrule defining a glass fiber channel for allowing light beams to pass therethrough. The ceramic ferrule has an end portion with a first diameter and a body portion with a second diameter that is smaller than the first diameter. The floating... Agent: Sabritec

20130114933 - Ultra high numerical aperture optical fibers: Various embodiments described include optical fiber designs and fabrication processes for ultra high numerical aperture optical fibers (UHNAF) having a numerical aperture (NA) of about 1. Various embodiments of UHNAF may have an NA greater than about 0.7, greater than about 0.8, greater than about 0.9, or greater than about... Agent: Imra America, Inc.

20130114935 - Bend loss resistant multi-mode fiber: A graded index multimode optical fiber comprising: (a) a silica core doped with germania, and at least one co-dopant, comprising one of P2O5 or F or B2O3, the core extending to outermost core radius, r1 and having a dual alpha, α1; (b) a low index inner cladding surrounding the core... Agent:

20130114934 - Ge-p co-doped multimode optical fiber: According to at least one embodiment a graded index multimode fiber comprises: (i) a silica based core co-doped with GeO2 and 1 to 12 mole % P2O5; the core having a dual alpha, α1 and α2, where 1.8≦α1≦2.4 and 1.9≦α2≦2.4 at the wavelength (λ) range between 840 and 1100 nm;... Agent:

20130114936 - Wide bandwidth, low loss photonic bandgap fibers: Various embodiments include photonic bandgap fibers (PBGF). Some PBGF embodiments have a hollow core (HC) and may have a square lattice (SQL). In various embodiments, SQL PBGF can have a cladding region including 2-10 layers of air-holes. In various embodiments, an HC SQL PBGF can be configured to provide a... Agent: Imra America, Inc.

20130114937 - Fiber optic splitter module: A telecommunications assembly includes a chassis and a plurality of fiber optic splitter modules mounted within the chassis. Each splitter module includes at least one fiber optic connector. Within an interior of the chassis are positioned at least one fiber optic adapter. Inserting the splitter module through a front opening... Agent: Adc Telecommunications, Inc.

20130108204 - Optical modulation device, driving method of optical modulation device, and manufacturing method of optical modulation device: When phases of lights passing through arms are adjusted, a first DC bias and a first modulation signal are applied to one arm from one modulating electrode, and a second DC bias and a second modulation signal are applied to the other arm from the other modulating electrode. The first... Agent: Fujitsu Limited

20130108205 - Optical switch: An optical switch includes: an input-output port with three or more ports arranged along a direction; a modulator that includes an incident layer, a reflective layer, and a modulation layer disposed between these layers, spatially modulates light entering the incident layer from any port of the input-output port, and outputs... Agent: Furukawa Electric Co., Ltd.

20130108206 - Polarization maintaining multi-core optical fiber: In a polarization maintaining multi-core optical fiber according to the present invention, structural birefringence is generated since an elliptic core is applied. In addition, each core is arranged so that a direction of a line connecting between centers of the nearest cores and a long axis direction of a field... Agent: Sumitomo Electric Industries, Ltd.

20130108210 - Flexible optoelectronic wiring module: According to one embodiment, flexible optoelectronic wiring module includes a flexible optoelectronic wiring board of flexibility having an optical wiring path, first to third electrical wirings, an optical semiconductor element mounted on the flexible optoelectronic wiring board, electrically connected to the first electrical wiring, and optically coupled to the optical... Agent:

20130108211 - Optical bus in 3d integrated circuit stack: An optical bus (130) of an integrated circuit (100) comprises: a polymer waveguide (112), a micromirror (114, 116), and an optical coupler (120). The polymer waveguide (112) is disposed in a via (110) formed through at least one die layer (102, 104, 106) of the integrated circuit (100) comprising an... Agent:

20130108209 - Optoelectronic chips including coupler region and methods of manufacturing the same: An optoelectronic chip including a coupler region, and a method of manufacturing the same, include a substrate; a coupler region formed of a material having a refractive index lower than the substrate and surrounded by the substrate. The coupler region includes a total reflection surface that totally reflects light incident... Agent: Samsung Electronics Co., Ltd.

20130108208 - Photonic integrated circuit with a waveguide crossing structure: A photonic integrated circuit comprises a plurality of optical waveguides. Some waveguides cross some other waveguides at respective crossing locations. Some waveguides have varying widths wherein a width of a waveguide at a respective crossing location is smaller than the wavelength of the optical signal.... Agent:

20130108207 - Process poling for material configuration: A method includes fabricating a circuit element and a connection to the circuit element for a photonic integrated circuit. The method includes associating a configurable material with the circuit element and activating the configurable material via a poling rail and the connection to the circuit element during production of the... Agent:

20130108212 - Mode converting waveguide for heat assisted magnetic recording: Light is excited by a light source in a first waveguide mode. The light is converted to a second waveguide mode via a channel waveguide having a cross-sectional geometry normal to a direction of propagation of the light that rotates a polarity of the first waveguide mode to a second... Agent: Seagate Technology LLC

20130108213 - Silicon optical switch devices: Embodiments relate to optical switching devices. In embodiments, the optical switching devices are implemented in a silicon substrate and comprise an absorbent element selectively movable into and out of the evanescent field of a light beam which passes through a lamella. The absorbent element attenuates the evanescent part of the... Agent:

20130108215 - Scalable optical switches and switching modules: Telecommunications switches are presented, including expandable optical switches that allow for a switch of N inputs×M outputs to be expanded arbitrarily to a new number of N inputs and/or a new number of M outputs. Switches having internal switch blocks controlling signal bypass lines are also provided, with these switches... Agent: Neophotonics Corporation

20130108214 - Silicon optical line multiplexer devices: Embodiments relate to silicon optical line multiplexers. In an embodiment, an optical line multiplexer includes at least one microprism etched from a silicon substrate. Another embodiment includes a plurality of these microprisms forming an array. In use, a light beam is guided through the multiplexer device such that it impinges... Agent:

20130108216 - Optical fiber having core-to-core alignment: An optical fiber includes a first end and a second end. The optical fiber includes a core for transmitting optical signals from the first end to the second end. The core has end surfaces at the first and second ends and a cladding is positioned around a circumference of the... Agent: Tyco Electronics Corporation

20130108217 - Microlens array and optical transmission component: The microlens array is provided with a plurality of microlenses arranged in an array structure and having the same length in the optical axis direction and optical fibers for alignment arranged at both ends of the array structure so that the optical axis is parallel to the optical axis of... Agent:

20130108218 - Waveguide and connecting element: A waveguide can have a first longitudinal section, with at least one core having a first refractive index and at least one sheath surrounding the core. The sheath can be made of a material having a second refractive index so the waveguide will guide at least one optical signal in... Agent:

20130108219 - Connector and electronic apparatus: A connector includes: an electric transmission section; an optical transmission section; and a partition section provided between the electric transmission section and the optical transmission section.... Agent: Sony Corporation

20130108220 - Systems and methods for providing a ferrule boot: Embodiments disclosed herein include ferrule assembly having a ferrule and a ferrule boot that is coupled to the ferrule. The ferrule boot is used for aligning an array of optical fibers in the desired arrangement when entering the ferrule. In one embodiment, the ferrule boot may have a two-piece construction... Agent:

20130108221 - Multi-core optical fiber ferrule body for hermetic packaging of optical switch: The invention relates to a multi-core optical fiber ferrule body for hermetic packaging of an optical switch, which comprises a plurality of optical fiber ferrules; the optical fiber ferrules are tubular, the plurality of the optical fiber ferrules are radially closely arranged, and axial lines of the optical fiber ferrules... Agent: Chaozhou Three-circle (group) Co., Ltd.

20130108222 - Assembly and packaging method and system for optical components: A method of aligning an optical fiber with an optical component in a micro-optical sub-assembly, comprises: providing a groove in the micro-sub-assembly in alignment with the optical component; and placing the optical fiber in the groove, thereby aligning the optical fiber with the optical component. In this way a placement... Agent: Otx Ltd.

20130108223 - Method and apparatus for use in a parallel optical communications system for passively aligning an optics module with optoelectronic devices of the parallel optical communications module: A leadframe of a parallel optical communications module has tapered protrusions disposed on an upper surface thereof that are positioned and shaped to mate with respective tapered openings formed in a lower surface of an optics module of the parallel optical communications module. The tapered protrusions are used as fiducial... Agent: Avago Technologies FiberIP(singapore) Pte. Ltd.

20130108224 - Optical module and signal transmission medium: An optical module includes a photoelectric conversion element optically connected to an optical fiber, a plate-shaped substrate mounting the photoelectric conversion element, coupling members fixed to both end portions of the substrate so as to sandwich the photoelectric conversion element, and a cover member coupled to the substrate by the... Agent: Hitachi Cable, Ltd.

20130108225 - Holders for optical fiber splice sleeves and passive optical components: A modular assembly for supporting fiber optic splices includes a tray, cradle, and splice holder. A splice holder is mounted to the first face of the cradle base and defines a plurality of fiber optic splice slots positioned over the depression. The splice holder has parallel upright members extending from... Agent: All Systems Broadband, Inc.

20130108226 - Armored cables having armor, buffer tube, and jacket access features: Cables jacket are formed by extruding discontinuities in a main cable jacket portion. The discontinuities allow the jacket to be torn to provide access to the cable core. The armor cables have an armor layer with armor access features arranged to work in combination with the discontinuities in the cable... Agent:

20130108227 - Composite cable breakout assembly: A composite cable breakout assembly is disclosed. The assembly includes an enclosure for receiving a composite cable having a fiber optic cable with at least one optical fiber and an electrical power cable with at least one electrical conductor. The enclosure has at least one port providing passage to the... Agent:

20130108228 - Cables with extruded access features and methods of making thereof: Cables are constructed a jacket having an inner section within the cable jacket that facilitates access to the cable core, and which can be removed at the end of the cable during connectorization. The inner section is removed at the end of the cable to create a cavity in which... Agent:

20130108229 - Heads-up display including ambient light control: Implementations are described of a waveguide apparatus including a proximal end, a distal end, a front surface and a back surface, the back surface being spaced apart from the front surface. A display input region is positioned at or near the proximal end, an ambient input region is positioned on... Agent: Google Inc.

20130108230 - Buffered fibers with access features: Buffered optical fibers are formed by extruding discontinuities in the buffer layer. The discontinuities allow the buffer layer to be torn to provide access to the buffered optical fiber. The discontinuities can be longitudinally extending strips of material in the buffer layer, and can be introduced into the extrudate material... Agent:

20130108231 - Rack and chassis for fiber optic sliding adapter modules: 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 a plurality of passages extending from the first end to the second end, each passage configured to interconnect two cables terminated with... Agent: Adc Telecommunications, Inc.

20130108232 - System for intelligent patching of telecommunication cables with a communication network: A datacommunications patching system includes: a mounting frame; a first module mounted in the mounting frame and including a plurality of connector ports on one side thereof and first and second connectors on another side thereof; and a backplane that is mounted in the mounting frame. The backplane electrically connects... Agent:

20130108233 - Protection cap for optical fiber adapter: A protect cap for an optical fiber adapter according to the present disclosure is provided. The protect cap includes a casing defining a passage for receiving the optical fiber adapter, a pair of supporting lugs formed on the casing, a covering lid, and a pair of supporting arms extending from... Agent: Ezontek Technologies Co., Ltd.

20130101247 - Optical modulator including graphene: An optical modulator includes a first graphene and a second graphene on an upper surface of a semiconductor layer, a first electrode on the first graphene, and a second electrode on the second graphene. Respective side surfaces of the first graphene and the second graphene are separated from each other.... Agent: Samsung Electronics Co., Ltd.

20130101248 - Polarization independent wavelength converter and polarization independent wavelength conversion method: A polarization independent wavelength converter includes a polarization maintaining optical fiber which includes a first and a second ends and has a first polarization axis and a second polarization axis, the first and the second polarization axes being orthogonal to each other and propagating light at different velocities, and a... Agent: Furukawa Electric Co., Ltd.

20130101250 - Molded glass lid for wafer level packaging of opto-electronic assemblies: An opto-electronic assembly is provided comprising a substrate (generally of silicon or glass) for supporting a plurality of interconnected optical and electrical components. A layer of sealing material is disposed to outline a defined peripheral area of the substrate. A molded glass lid is disposed over and bonded to the... Agent:

20130101249 - Optical filter or multiplexer/demultiplexer: An optical filter or multiplexer/demultiplexer, including a plurality of optical waveguides forming a planar structure. Each optical waveguide has a total length including one or more first segments with a first width and at least one or more second segments with a second width, the first width being larger than... Agent: Alcatel Lucent

20130101251 - Optical module and multilayer substrate: In first and second electrode pads adjacent to each other formed over a multilayer substrate, the first electrode pad is connected with a first conductive via and a first internal layer conductive line successively. The second electrode pad is connected with a surface layer conductive line, third electrode pad, second... Agent:

20130101252 - Arrayed-waveguide grating having tailored thermal-shift characteristics and an optical assembly employing the same: An arrayed-waveguide grating (AWG) whose thermal-shift characteristics can be tailored to match the corresponding characteristics of another optical device (e.g., a solid-state laser or modulator) to which the AWG is intended to be coupled. In one embodiment, the physical means that enable the match of the thermal-shift characteristics include one... Agent: Alcatel-lucent Usa Inc.

20130101253 - Compact wearable display: There is provided a wearable display comprising a light source emitting light of a first wavelength; a first SBG device having a front side and a rear side; first and second transparent plates sandwiching said SBG device; independently switchable transparent electrode elements applied to the opposing surfaces of said transparent... Agent:

20130101254 - Optical performance monitoring system: An optical performance monitoring system includes a four-port tap coupling a tunable optical filter to a light detector. The four-port tap is configured as an optical tap and an optical splitter combined into a single optical element, where the optical tap directs a portion of an optical signal from an... Agent:

20130101256 - Design for reducing loss at intersection in optical waveguides: A core intersection in an optical waveguide formed of a plurality of cores and a clad that surrounds the cores is disclosed, the structure characterized in that the same material as that of the cores is added to two planes, upper and lower planes, of each of core intersection spaces... Agent: International Business Machines Corporation

20130101255 - Laser concentrating waveguide device: A concentrator waveguide device is provided including a coupler having an interior passage therein which tapers from an input end of the coupler to an output end of the coupler, such that a cross-sectional area of an input end of the interior passage is larger than a cross-sectional area of... Agent: Afl Telecommunications LLC

20130101257 - Rattle-free metal clip for optical fiber adapter: A clip for an optical fiber adapter according to the present disclosure includes a horizontal portion, two vertical portions, two elastic stopping portions and an elastic sheet. The vertical portions extend downward from the horizontal portion. The elastic stopping portions extend from the vertical portions, respectively. The elastic sheet extends... Agent: Ezontek Technologies Co., Ltd.

20130101258 - Optical connector: Disclosed is an optical connector which is connected to an end portion of an optical fiber cable that is obtained by covering an optical fiber strand with a covering part that has a tensile strength fiber. The optical connector comprises: a ferrule that is affixed to an end portion of... Agent: Yazaki Corporation

20130101259 - Embedded optical fiber termination device: An embedded optical fiber termination device includes a fiber holder with an inner bore and an outer surface. The inner bore is configured to receive a length of optical fiber therein. A removable armature is positioned about a portion of the outer surface of the fiber holder and is removably... Agent: Molex Incorporated

20130101260 - Cable assembly having quick-locking connector and premise wiring systems utilizing same: Embodiments of the present invention generally relate to a cable assembly for adapting to a premise wiring system, whereby the cables utilized therewith comprise quick-locking connectors thereon. In one embodiment of the present invention, a cable assembly comprises a first cable having a cable portion and a connector on a... Agent: Archtech Electronics Corporation

20130101261 - Radiation-resistant rare-earth-doped optical fiber and method of radiation-hardening a rare-earth-doped optical fiber: A radiation-resistant optical fiber includes at least one core and at least one first cladding surrounding the core. The core includes a phosphosilicate matrix, the core being rare-earth doped, the rare earth being chosen from erbium, ytterbium, neodymium, thulium or erbium-ytterbium of thulium-holmium codoped and the core is cerium codoped.... Agent: Ixfiber

20130101262 - Fiber optic cabinet: The present invention relates to a fiber optic telecommunication cabinet for use in fiber optic telecommunication networks. The fiber optic telecommunication cabinet comprises a base and a housing. The base has a plurality of ports passing through the base to allow passage telecommunication cables into the fiber optic cabinet. The... Agent: 3m Innovative Properties Company