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Optical waveguides June invention type 06/11

20110158574 - Optical hybrid circuit, optical receiver, and optical receiving method: An optical hybrid circuit includes a multimode interference coupler; a first 2:2 optical coupler; a second 2:2 optical coupler; a third 2:2 optical coupler; and a phase controlling region. The first 2:2 optical coupler, the second 2:2 optical coupler, and the third 2:2 optical coupler are coupled to one of... Agent: Fujitsu Limited

20110158577 - Advanced modulation format using two-state modulators: An optical modulator device comprising an interferometer. The interferometer includes an input optical coupler, an output optical coupler, and two or more controllable optical waveguides located on a substrate. Each controllable optical waveguide connects the input optical coupler to the output optical coupler and has two-state modulator along a segment... Agent: Alcatel-lucent Usa Inc.

20110158575 - Extraordinary light transmission apparatus and method: An optical apparatus that provides extraordinary light transmission through a sub-wavelength-sized light transmitting region of the apparatus includes a core region of dielectric material having a complex dielectric constant, ε1, surrounded by a metallic cladding material having a complex dielectric constant, ε2, wherein the core region has a maximum dimension,... Agent: Cornell University

20110158576 - Optical waveguide modulator: The invention relates to waveguide optical modulators wherein two or more waveguides are modulated with specific modulation strengths using a single straight signal electrode or a single multi-segment signal electrode. Modulation strengths for each of a plurality of waveguides modulated by a single multi-segment electrode are matched over a wide... Agent: Jds Uniphase Corporation

20110158578 - Method for manufacturing optical nonreciprocal element, and optical nonreciprocal element: A novel technique is provided, which can manufacture an optical nonreciprocal element constituted of an Si waveguide layer and a magneto-optical material layer without using wafer bonding. A magneto-optical material layer is deposited on a substrate, an Si layer is deposited on the aforesaid magneto-optical material layer, a waveguide is... Agent:

20110158579 - Multi-stage polarization rotator: Consistent with the present disclosure, a rotator is provided that includes multiple stages, each of which including waveplate and delay sections. The waveplate and delay sections each exhibit birefringence and have polarization eigen states that are tilted with respect to each other. The lengths of the delay and waveplate sections... Agent: Infinera Corporation

20110158580 - Signal identifying apparatus for an optical fiber: Provided is a signal identifying apparatus for an optical fiber that includes a detecting portion capable of detecting a signal originating from a first end of the optical fiber and a signal originating from a second end of the optical fiber. Additionally, the signal identifying apparatus includes an identifying portion... Agent: Afl Telecommunications LLC

20110158581 - Optoelectronic device and method of forming the same: An optoelectronic device including a substrate, a half-boat-shaped material layer, a deep trench isolation structure, and an optical waveguide is provided. The substrate has a first area. The half-boat-shaped material layer is disposed in the substrate within the first area. The refractive index of the half-boat-shaped material layer is lower... Agent: United Microelectronics Corp.

20110158582 - Structure of a semiconductor device having a waveguide and method of forming the same: A method of forming the structure of the semiconductor device having a waveguide. Firstly, a SOI substrate including a bulk silicon, an insulating layer, and a silicon layer is provided and a device region and a waveguide region are defined on the SOI substrate. Afterwards, a protection layer and a... Agent:

20110158583 - Optical splitter assembly: Optical splitter assemblies are provided. An assembly may include a housing, one or more fanout elements, an optical splitter element, an input fiber and a plurality of output fibers. The input fiber extends from an input opening of the housing to the optical splitter element. The input fiber carries an... Agent:

20110158584 - 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: Massachusetts Institute Of Technology

20110158585 - Photoelectric connector assembly with a lens member having lenses at opposite faces thereof: A photoelectric connector assembly includes a first lens member connecting with fiber cables and defining convex lenses opposite to fiber cables, a connector and a substrate embedded with waveguides. The connector defines a mating cavity running through a front face thereof and inserted with said first lens member. The connector... Agent: Hon Hai Precision Industry Co., Ltd.

20110158586 - Optical connector adapter with excellent dust resistance: Provided is an optical connector adapter of the type in which a shell-side hollow cylindrical portion is integrally formed in a shell, a sleeve holder inserted in the shell has a holder-side hollow cylindrical portion, and a sleeve is held by the shell-side cylindrical portion and the holder-side cylindrical portion.... Agent: Japan Aviation Electronics Industry, Limited

20110158587 - Optical fiber connector and optical fiber connector assembly having same: An optical fiber connector includes a casing, an optical fiber coupler, and at least one cover. The casing has a receiving space therein and an opening communicating with the receiving space. The optical fiber coupler is accommodated in the receiving space. The optical fiber coupler includes a plurality of lenses... Agent: Hon Hai Precision Industry Co., Ltd.

20110158588 - Cable assembly having floatable optical module: A cable assembly (100) includes an insulative housing (2) having a mounting cavity (221); an optical module (5) accommodated in the mounting cavity and capable of moving therein along a front-to-back direction; at least one fiber (6) coupled to the optical module; and two coil springs (9) spaced away from... Agent: Hon Hai Precision Industry Co., Ltd.

20110158590 - Cable assembly having floatable optical module: A cable assembly (100) includes an insulative housing (2) defining a mounting cavity (221); an optical module (5) accommodated in the mounting cavity and capable of moving therein along a front-to-back direction; at least one fiber (6) coupled to the optical module; an elastomeric member (9) disposed in the mounting... Agent: Hon Hai Precision Industry Co., Ltd.

20110158589 - Optical fiber coupling assembly and optical transmitting device having same: An exemplary optical fiber coupling assembly includes a first optical connector, a second optical connector, and a coupling lens. The first optical connector is configured for receiving a first optical fiber. The second optical connector is configured for receiving a second optical fiber. The coupling lens is positioned in the... Agent: Hon Hai Precision Industry Co., Ltd.

20110158591 - Cable assembly having floatable optical module: A cable assembly (100) includes an insulative housing (2) defining a mounting cavity (221); an optical module (5) accommodated in the mounting cavity and capable of moving therein along a front-to-back direction; at least one fiber (6) coupled to the optical module; and an elongated elastomeric member (9) disposed in... Agent: Hon Hai Precision Industry Co., Ltd.

20110158592 - Ferrules having an anti-rotation feature and fiber optic connectors using the same: Ferrules having anti-rotation features along with fiber optic connectors using the same are disclosed. The ferrules have a body with a first diameter and at least one bore extending from a rear end of the ferrule to a front end of the ferrule. The ferrule has at least one anti-rotation... Agent:

20110158593 - Optical fiber connector and optical fiber connecting device using the same: An optical fiber connector includes a holder, a housing fixed on the holder, a clamping member for clamping an optical cable having an optical fiber, a protecting member positioned in the housing. The protecting member defines a bore for the optical fiber of the optical cable to moveably pass through.... Agent: Hon Hai Precision Industry Co., Ltd.

20110158594 - Optical module with fiber feedthrough: A molded ceramic or glass ferrule has at least one longitudinal passage, which enables an optical fiber feed through, sealed into a metal housing with glass solder. The metal material in the housing has a slightly higher coefficient of thermal expansion (CTE) than the ferrule material and the sealing glass... Agent: Jds Uniphase Corporation

20110158595 - Rare-earth-doped fiber optic waveguide and optical device comprising it: The invention relates to an optical waveguide, in particular an optical fibre comprising a core, formed from a material based on rare-earth-ion-doped silica, covered by an optical cladding. Nanoparticles, at least some of which are metal nanoparticles, are dispersed in the material of the core. The optical devices, such as... Agent: Alcatel Lucent

20110158596 - Optical waveguide, optical wiring line, optical/electrical combination substrate and electronic device: An optical waveguide is provided. The optical waveguide includes a plurality of core portions and a plurality of clad portions in which each core portion being provided between a pair of clad portions. Each of the plurality of clad portions comprises: a low refractive-index area being in contact with the... Agent: Sumitomo Bakelite Co., Ltd.

20110158599 - Fiber optic enclosure with internal cable spool: A fiber optic enclosure assembly includes a housing having an interior region and a bearing mount disposed in the interior region of the housing. A cable spool is connectedly engaged with the bearing mount such that the cable spool selectively rotates within the housing. A termination module disposed on the... Agent: Adc Telecommunications, Inc.

20110158597 - Method and apparatus for automatic storage of optical fibers for multi-floor buildings: A technique for storing cable slack in an automatic and safe manner, to allow a plug and play connectivity for fiber optic cable installation between floors in multi-floor high-rise apartment buildings. A tamper-proof storage box is located in a prescribed location for which its footprint is intended, such as a... Agent: Verizon Patent And Licensing Inc.

20110158598 - Methods, systems and devices for providing fiber-to-the-desktop: The present disclosure relates to a fiber optic network including a fiber distribution hub having a cabinet, an optical splitter within the cabinet, a hub termination region within the cabinet, a signal input location and an output cable connection location. The fiber optic network also includes a fiber distribution terminal... Agent: Adc Telecommunications, Inc.

20110158600 - Modular, resealable fiber optic high fiber count packaging: A conductor packaging apparatus for packaging a plurality of conductors includes an outer shell having two halves, and an inner shell removably disposed between the halves of the outer shell. The inner shell has two halves and a plurality of connector attachments disposed on an inner surface of at least... Agent: Afl Telecommunications LLC

20110158601 - Using a waveguide to display information on electronic devices: An electronic device includes an instrument panel that includes a display opening, where the instrument panel is located in a first plane; a circuit board located inside the electronic device, where the circuit board includes a display device that includes a display area, and where the display area is located... Agent: Juniper Networks, Inc.

20110150384 - Optical integrated circuit: Consistent with the present disclosure, a non-adiabatic polarization rotator is provided that can rotate the polarization of an incoming over a relatively short length. Light is supplied to the polarization rotator via a polarizer, which insures that the optical input to the polarization polarization rotator has a desired polarization. Preferably,... Agent: Infinera Corporation

20110150385 - Polarization maintaining large core hollow waveguides: A system and method for guiding polarized light is disclosed. One system comprises a large core hollow waveguide having first and second dimensions that are substantially perpendicular. The first and second dimensions are orthogonal to a direction of travel of light in the waveguide. A length of the first dimension... Agent:

20110150387 - Low switching voltage, fast time response digital optical switch: Disclosed herein is a digital electro-optical switch (1) comprising: an electro-optical substrate (3); a Y-shaped optical waveguide (2) formed in the substrate (3) and including an input branch (4) configured to be connected to an input optical waveguide, and two output branches (5) configured to be connected to respective output... Agent: Selex Sistemi Integrati S.p.a.

20110150386 - Photonic integrated circuit having a waveguide-grating coupler: A photonic integrated circuit (PIC) having a waveguide-grating coupler with two evanescently coupled waveguides. The first waveguide is fabricated using materials suitable for manufacturing active optical elements in the PIC. The second waveguide is fabricated using materials capable of providing a relatively high index-of-refraction contrast for the constituent waveguide grating.... Agent: Alcatel-lucent Usa Inc.

20110150388 - Optical switch using mach-zehnder interferometer and optical switch matrix having the same: Provided are an optical switch using a Mach-Zehnder interferometer and an optical switch matrix including the same. The optical switch includes a first coupler, an optical delay line, and a second coupler. The first coupler branches an optical signal transmitted to a first or second input waveguide into two optical... Agent: Electronics And Telecommunications Research Institute

20110150389 - Wss with hitless switching: A wavelength selective switch (WSS) with hitless switching. The WSS includes the fiber collimator array, the focusing lens, collimating lens, diffraction grating, focusing lens, and attenuation reflection unit array. Each attenuation reflection unit has an interconnected transmission-type MEMS attenuator and a one-dimension MEMS reflector. The transmission-type MEMS attenuator is positioned... Agent:

20110150390 - In-plane optical wave guide with area based splitter: An optical interconnect includes a set of splitters. Each splitter includes a source waveguide, a reflection waveguide, an output waveguide, and a partially reflective mirror element with a reflective coating. The source waveguide and the reflection waveguide are optically coupled to the partially reflective element. A photonic signal from the... Agent:

20110150391 - Optical fiber connector: An exemplary optical fiber connector includes a socket and a plug for insertion in the socket. The plug includes a first sidewall, an opposite second sidewall, a plurality of first fiber engaging holes formed in each of the first and second sidewalls, and a plurality of first converging lenses located... Agent: Hon Hai Precision Industry Co., Ltd.

20110150392 - Reducing optical loss in reflective optical gratings: An optical device includes a light-transmitting medium on a base. The light-transmitting medium at least partially defines a free propagation region through which light signals travel. A reflective grating is positioned such that light signals can travel through the free propagation region and be received by the optical grating. The... Agent:

20110150394 - Housing for wet-mateable connector and penetrator assembly: Electrical and/or optical connector housing (11) with a wet-mateable connector receiving part (17), adapted to receive a mating electrical and/or optical connector counterpart when surrounded by a hydrostatic pressure, such as the pressure of surrounding water. The connector housing (11) exhibits a compartment (19) that is pressure balanced with respect... Agent:

20110150393 - Optical fiber connector and mold insert for making same: An exemplary optical fiber connector includes a housing, and two lenses. The housing defines two blind holes each configured for receiving an optical fiber. The two lenses are formed on the housing and each of the lenses is aligned with a corresponding blind hole. Each of the blind holes includes... Agent: Hon Hai Precision Industry Co., Ltd.

20110150395 - Method and an apparatus for batch cleaving of fiber optics connectors before polishing: Disclosed is a method of severing a fiber length projecting out of the end face of a plurality of ferrules. The ferrules are mounted in a polishing fixture. Image processing establishes the fiber cleaving plane. Relative movement between the laser beam and the ferrule severs the fiber protruding out of... Agent:

20110150396 - Optical fiber connector: A socket and a plug are provided. Both the socket and the plug include a body, a blocking sheet, and an elastic member. Both the bodies define a coupling portion. The blocking sheet is disposed on the corresponding body and covers the corresponding coupling portion to protect the coupling portions... Agent: Hon Hai Precision Industry Co., Ltd.

20110150397 - Cable assembly having floatable termination: A cable assembly (100) includes an insulative housing (2) having a base portion (21) and a tongue portion (22) extending forwardly from the base portion, said tongue portion defining a top side and a bottom side opposite to the top side, at least a mounting cavity (2212) and a slot... Agent: Hon Hai Precision Industry Co., Ltd.

20110150398 - Fiber optic cable assembly: The present disclosure relates to a drop cable assembly including a fiber optic drop cable having a length that extends from a first end of the fiber optic drop cable to an opposite second end of the fiber optic drop cable. The fiber optic drop cable also includes an intermediate... Agent: Adc Telecommunications, Inc.

20110150399 - Optical connector with reflector: Disclosed is an optical connector which terminates an optical fiber inside the optical connector. The optical connector includes a main body. The main body includes: a reflector for reflecting light; a groove portion formed in a top surface of the main body; an optical fiber insertion hole opened in the... Agent: Fujikura Ltd.

20110150400 - Optical connector with reflector: Disclosed is an optical connector which terminates an optical fiber inside the optical connector. The optical connector includes a main body. The main body includes: a reflector for reflecting light; a groove portion formed in a top surface of the main body; an optical fiber insertion hole opened in the... Agent: Fujikura Ltd.

20110150401 - Optical wiring cable: According to one embodiment, an optical wiring cable including a first optical interconnection paths, a first optical transmission unit incorporated in a first connector, and configured to transmit an optical signal to the first optical interconnection paths, a first optical reception unit incorporated in a second connector, and configured to... Agent: Kabushiki Kaisha Toshiba

20110150402 - Optical fiber cable: An optical fiber cable which is suitably set in a conduit by pushing the optical fiber cable into the conduit so as to insert the optical fiber cable through the conduit and which does not reduce the ease of manufacture and the mechanical characteristics of the optical fiber cable. The... Agent: Nippon Telegraph And Telephone Corporation

20110150403 - Fiber optic cable: A fiber optic cable assembly includes an optical fiber, a strength layer surrounding the optical fiber and an outer jacket surrounding the strength layer. The outer jacket includes a base material having a Shore D Hardness of at least 85 and liquid crystal polymer embedded in the base material. The... Agent: Adc Telecommunications, Inc.

20110150405 - Method of manufacturing optical waveguide, optical waveguide and optical transmission device: A method for manufacturing an optical waveguide which includes a core configured to transmit an optical signal, and a mirror portion configured to reflect the optical signal, the method includes: forming a mask layer patterned in a predetermined shape, on a first crystal plane of a substrate made of a... Agent: Shinko Electric Industries Co., Ltd.

20110150404 - Optical fiber coating with a color concentrate having slickness additive: Certain embodiments of the invention may include systems and methods for coating an optical fiber. The method includes coating an optical fiber with a primary coating, preparing a secondary coating by selectively mixing a concentrate with an ultraviolet (UV) curable diluent coating, wherein the concentrate comprises predetermined amounts of a... Agent: Ofs Fitel, LLC

20110150406 - Reflective semiconductor optical amplifier (r-soa) and superluminescent diode (sld): Provided are a reflective semiconductor optical amplifier (R-SOA) and a superluminescent diode (SLD). The R-SOA includes: a substrate; an optical waveguide including a lower clad layer, an active layer independent of the polarization of light, and an upper clad layer sequentially stacked on the substrate, the optical waveguide comprising linear,... Agent: Electronics And Telecommunications Research Institute

20110150408 - Cable management system having spools arranged on parallel tracks: A cable management system includes a mounting member defining at least two substantially parallel tracks and at least two spools. Each spool includes an engagement member located at the proximate end of the spool and an annular flange coupled to the distal end of the spool. The engagement member is... Agent:

20110150407 - Rotary locking apparatus for fiber optic equipment trays and related methods: A rotary locking apparatus for locking and unlocking a fiber optic equipment tray and related methods are disclosed. The rotary locking apparatus may be a torsional rotary locking apparatus. The torsional rotary locking apparatus includes a rod having at least one protrusion and a torsion spring attached to the rod.... Agent:

20110150409 - Field installable ferrule and tool and method for installing optical fibers in the ferrule using the tool: A field-installable multi-fiber ferrule has two portions and one portion has optical fibers already secured therein. The second portion receives optical fibers to mate with the secured optical fibers. A tool is provided to assist in inserting the optical fibers into the multi-fiber ferrule by aligning and holding the optical... Agent:

20110150410 - Curable liquid composition, cured layer and coated optical fiber: A curable liquid resin optical fiber coating composition comprising 0.1 to 10 wt %, relative to the total weight of the composition, of an alkoxysilane compound (A) which does not contain a radically polymerizable functional group, and 0.01 to 1 wt %, relative to the total weight of the composition,... Agent: Jsr Corporation

20110142390 - Optical device having modulator employing horizontal electrical field: The optical device includes a waveguide on a base. The device also includes a modulator on the base. The modulator includes an electro-absorption medium configured to receive a light signal from the waveguide. The modulator also includes field sources for generating an electrical field in the electro-absorption medium. The electro-absorption... Agent:

20110142391 - Ring resonator with wavelength selectivity: The ring resonator includes waveguides configured to guide light signals. The waveguides include an input waveguide and one or more loop waveguides. One of the loop waveguides is a primary loop waveguide that is optically coupled with the input waveguide at a wavelength of light. A tuner is configured to... Agent:

20110142393 - Low-cost fast variable optical attenuator for optical wavelength tracking: Variable optical attenuator (VOA) formed by disposing upon a substrate a waveguide, a p-type region and an n-type region about the waveguide, and an epi-silicon region disposed upon the waveguide, the VOA responsive to a bias current to controllably inject carriers into the waveguide to attenuate thereby optical signal propagating... Agent:

20110142392 - On-chip optical waveguide: Systems and methods according to these exemplary embodiments provide for on-chip optical waveguides, methods of making on-chip optical waveguides, and devices including such on-chip optical waveguides. A dielectric layer formed from, e.g., transparent spacer dielectric material, forms a waveguide core and can be surrounded or substantially surrounded by a metal... Agent: Ericsson

20110142394 - Micro-size optical switch on silicon-on-insulator platform: An innovative micro-size photonic switch is presented. The photonic switch is comprised of: a mirror having a reflecting surface; an input waveguide configured to receive an optical signal and output the optical signal at an angle of incidence upon the reflecting surface; an output tapered waveguide structure configured to output... Agent: University Of Ottawa

20110142396 - Athermal silicon photonics array waveguide grating (awg) employing different core geometries in the array waveguides: A silicon photonics array waveguide grating (AWG), and methods of their manufacture, including a plurality of silicon photonics array waveguides running from at least one of an input and output slab waveguide region, wherein first sections of each of the plurality of array waveguides have a first core geometry; and... Agent: Aidi Corporation

20110142395 - Planar waveguide and optical fiber coupling: An apparatus for optically coupling light between optical transmission components is provided. The apparatus includes first and second optical transmission components wherein the first optical transmission component includes a planar optical waveguide, a grating coupler, and a transparent substrate and the second optical transmission component includes an optical fiber. Preferably,... Agent:

20110142397 - Multiple-core optical fiber with couplings between the cores: An optical fiber includes a cladding, a first core, and a second core. At least one of the first core and the second core is hollow and is substantially surrounded by the cladding. At least a portion of the first core is generally parallel to and spaced from at least... Agent: The Board Of Trustees Of The Leland Stanford Junior University

20110142398 - Adapter assembly and method for compensating optical fibers for length difference: Provided are an adapter assembly and method for compensating optical fibers for a length difference. The adapter assembly includes a first adapter, a second adapter, and a member. The first adapter is configured to be connected to at least one optical communication unit. The second adapter is configured to be... Agent: Electronics And Telecommunications Research Institute

20110142399 - Cable assembly having floatable optical module: A cable assembly (100) includes an insulative housing (2) defining a mounting cavity (221); an optical module (5) accommodated in the mounting cavity and capable of moving therein along a front-to-back direction; at least one fiber (6) coupled to the optical module; and two resilient members (9) spaced away from... Agent: Hon Hai Precision Industry Co., Ltd.

20110142400 - Cable assembly having floatable optical module: A cable assembly (100) includes an insulative housing (2) defining a mounting cavity (221) along a front-to-back direction; an optical module (5) accommodated in the mounting cavity; at least one fiber (6) extending into the mounting cavity and coupled to the optical module; two kicker springs (9) mounted to the... Agent: Hon Hai Precision Industry Co., Ltd.

20110142401 - Cable assembly with improved fiber terminating means: A cable assembly includes an insulative housing (1); a plurality of terminals (2) retained in the insulative housing; a lens (3) mounted to the insulative housing, and the lens defining a mounting slot (332) extending along an axial direction; a cable including at least one fiber (81), the fiber having... Agent: Hon Hai Precision Industry Co., Ltd.

20110142402 - Optical fiber and method of manufacturing the same, end part processing method of optical fiber and optical fiber with ferrule: An optical fiber that permits, even when the cladding outer diameter thereof is smaller than 125 μm, an eased splicing with other optical fiber using a general-purpose ferrule, is provided. The optical fiber comprises: a first optical fiber having a first core and a first cladding having a cladding outer... Agent: Hitachi Cable, Ltd.

20110142403 - Cables with bend insensitive optical fibers: Fiber optic cables and methods of manufacturing fiber optic cables are disclosed herein. According to one embodiment, a fiber optic cable includes a plurality of optical fibers having a lay length of greater than 160 mm. The fiber optic cable also includes strength material surrounding the plurality of optical fibers... Agent:

20110142404 - Bend insensitive single mode fiber: This invention discloses a bend insensitive single mode fiber, which is composed by a bare glass fiber with a round cross section and two resin protective layers with circular cross sections surrounding the outer of the bare glass fiber. It is characterized in that the bare glass fiber is composed... Agent: Futong Group Co., Ltd.

20110142405 - Housing structure for pluggable transceiver module: A housing structure for pluggable transceiver module includes an insertion base, at least two light-guiding units separately connected to two lateral sides of the insertion base, and an enclosure enclosing the insertion base and the light-guiding units therein. The enclosure is set on two lateral sides with a plurality of... Agent: All Best Precision Technology Co., Ltd.

20110142406 - Compact high density central office fiber distribution system: A fiber distribution system having a rack mounted chassis and a fiber distribution rack to mount in the chassis. The system includes one or more splitter modules which are designed to be mounted in the fiber distribution rack. The splitter modules have a compact design and contain a plurality of... Agent:

20110142408 - Equipment mounting frame: An equipment mounting frame comprising two side support structures of a selected height, each of which side support structures (a) comprises one or more upright members defining a width of that side support structure, and (b) comprises a foot structure extending from at least one end of the upright member(s),... Agent: Tyco Electronics Raychem Bvba

20110142407 - Fiber optic module: A fiber optic module includes a housing defining an interior region. A bulkhead assembly is in engagement with the housing. The bulkhead assembly includes a plurality of input adapter ports, a plurality of output adapter ports, and a plurality of monitor ports. A high-density planar lightwave circuit chip is disposed... Agent: Adc Telecommunications, Inc.

20110142409 - Optical fiber adapter fixing element: An optical fiber adapter fixing element applicable to the coupling of an optical fiber adapter and a panel of an optical fiber communication network apparatus includes a hollow hood having a first coupling portion and a second coupling portion. The hollow hood has an assembling side and an opening side... Agent: Askey Computer Corp.

20110135241 - Optical waveguide element module: Provided is an optical waveguide element module which suppresses reflection of a modulation signal and attenuation of a modulation signal, even when an impedance of a modulation electrode of an optical waveguide element and an impedance of a transmission line for inputting the modulation signal from the external of the... Agent: Sumitomo Osaka Cement Co., Ltd.

20110135243 - Electro-optic device: Provided is an electro-optic device. The electro-optic device includes an input Y-branch comprising a first input branch and a second input branch, an output Y-branch comprising a first output branch and a second output branch, a first optical modulator and a second optical modulator connected in series between the first... Agent: Electronics And Telecommunications Research Institute

20110135242 - Traveling wave mach-zehnder optical device: A Mach-Zehnder modulator has an optical splitting element splitting an input optical signal into two optical signals that are conveyed by two optical waveguide arms, and an optical combining element combining the two optical signals into an output optical signal. Two traveling wave electrodes (TWEs) carry an electrical modulation signal... Agent: Cogo Optronics, Inc.

20110135246 - Bend insensitive optical fiber with improved hydrogen resistance: An optical fiber includes: a core including a photosensitive material disposed therein, the core having a first index of refraction; a depressed cladding surrounding the core and having a second index of refraction that is lower than the first index of refraction; and an outer cladding surrounding the depressed cladding... Agent: Baker Hughes Incorporated

20110135247 - Fiber splice housing: Splicing optical fibers from cables running along an infrastructure involves passing the cables into a housing (80) having space to contain a fiber splice (100) and contain an additional length of slack fiber extending around a bend of at least 180 degrees, or a number of coils, in a substantially... Agent: Sensornet Limited

20110135244 - Filtered fiber optic probe: A fiber optic probe assembly which incorporate a series of graduated shaped and nestable members, e.g. cylindrical annular members which enable uniform and repetitive construction and assembly of the probes resulting in a high degree of quality control.... Agent:

20110135245 - Microhole-structured long period fiber grating: An optical fiber with long period fiber gratings includes an optical fiber axis, a core region extending along the fiber axis, the core region having a core refractive index, a cladding region surrounding the core region, the cladding having a cladding refractive index, and a plurality of microholes perpendicular to... Agent: The Hong Kong Polytechnic University

20110135250 - Manufacturing method of opto-electric hybrid module and opto-electric hybrid module obtained thereby: A manufacturing method of an opto-electric hybrid module which is capable of suppressing losses in cost, and an opto-electric hybrid module obtained thereby. An optical waveguide portion W1 including protrusions 4 for the positioning of an electric circuit portion E1, and the electric circuit portion E1 including through holes 8... Agent: Nitto Denko Corporation

20110135249 - Optical transmission module, electronic instrument, method for assembling optical transmission module, and optical transmission method: An optical transmission module has an optical transmission path in which optical transmission is performed between a first circuit board and a second circuit board disposed opposite the first circuit board. The optical transmission path has a folded structure having a bending radius. A circumferential portion drawn by the bending... Agent: Omron Corporation

20110135248 - Printed circuit board element and method for the production thereof: The invention relates to a printed circuit board element (10), comprising at least one flexible printed circuit board part (12) and at least one rigid printed circuit board part (11A, 11C; 34, 35; 37) having a component (17), which is accommodated in a cavity (14) and with a light-emitting or... Agent:

20110135251 - Wavelength-tunable optical transmitter: A first exemplary aspect of the present invention is a wavelength-tunable optical transmitter including: a semiconductor substrate (101); a wavelength-tunable light source that is formed on the semiconductor substrate (101) and includes at least a first reflector (102) of a wavelength-tunable type and a gain region (104); a semiconductor optical... Agent: Nec Corporation

20110135252 - Silicon photonics chip: Provided is a silicon photonics chip that is thermally separated from a light emitting device. The silicon photonics chip includes photoelectric devices integrated on a silicon substrate. The photoelectric devices include an optical connection device optically guiding at least one signal light incident from a signal light generation device to... Agent: Electronics And Telecommunications Research Institute

20110135253 - Optical fiber connector: An exemplary optical fiber connector includes a housing, and two lenses. The housing defines two first blind holes each configured for receiving an optical fiber. The two lenses are formed on the housing and each of the lenses is aligned with a corresponding first blind hole. The two second blind... Agent: Hon Hai Precision Industry Co., Ltd.

20110135254 - Photoelectric connector assembly: A photoelectric connector assembly includes a first and a second connector and a photoelectric signal conversion module. The first connector defines a mating cavity, first terminals including contacting sections exposing to the mating cavity and a first light transmission module including convex lenses at a front thereof exposing to the... Agent: Hon Hai Precision Industry Co., Ltd.

20110135255 - Arrangement comprising an electrical conductor track carrier and an optoelectronic component, and a method for producing such an arrangement: The invention relates, inter alia, to an arrangement (10) comprising an electrical conductor track carrier (20) and a component (30) applied on the conductor track carrier. According to the invention, it is provided that the component is a fiber-optoelectronic component and has: a housing (40), at least one electro-optical or... Agent: U2t Photonics Ag

20110135256 - Optical fiber connector: An optical fiber connector includes a housing, a plurality of lenses fixed to the housing, a plurality of optical fibers, and a glue. The housing defines a plurality of blind holes and receiving cavities. Each blind hole includes a first receiving hole portion. Each receiving cavity is in communication with... Agent: Hon Hai Precision Industry Co., Ltd.

20110135257 - Optical fiber connector: An exemplary optical fiber connector includes a housing, and two lenses. The housing defines two first blind holes each configured for receiving an optical fiber. The two lenses are formed on the housing and each of the lenses is aligned with a corresponding first blind hole. The two second blind... Agent: Hon Hai Precision Industry Co., Ltd.

20110135258 - Optical transceiver with a shield member between two osas: An optical transceiver provides a TOSA, a ROSA, a base member, a circuit board and a shield member. The shield member is formed by cutting and bending a metal sheet without welding or soldering. The shield member includes a center partition and a pair of sides, which forms two spaces... Agent: Sumitomo Electric Device Innovations, Inc.

20110135259 - Fiber optic cables and assemblies and the performance thereof: A fiber optic cable having optical fibers such as a microstructured bend performance optical fibers disposed within a protective covering. The protective covering is highly flexible and the fiber optic cable has extremely low delta attenuation when aggressively bent compared with the conventional fiber optic cable designs. Other variations of... Agent:

20110135260 - Optical fiber: An optical fiber includes a core (1a) having an oblong rectangular or square cross section and made of quartz, a cladding (2) surrounding the core (1a), having a circular outer cross-sectional shape, having a lower refractive index than the core (1a), and made of resin, and a support layer (3)... Agent:

20110135261 - Optical waveguide, optical waveguide module and method for forming optical waveguide: An optical waveguide comprising a core and a clad characterized in that a desired part is heated and transited to machining strain release state, the part transited to the machining strain release state is curved with a specified bending radius and transited to machining strain state. That part of the... Agent: Furukawa Electric Co., Ltd.

20110135263 - High-bandwidth multimode optical fiber having reduced bending losses: The present invention embraces a multimode optical fiber that includes a central core having an alpha-index profile, an inner cladding, a depressed trench, and an outer cladding (e.g., an outer optical cladding). Typically, the central core's alpha-index profile has a minimum refractive index at the central core's radius that corresponds... Agent: Draka Comteq, B.v.

20110135262 - Multimode optical fiber with low bending losses and reduced cladding effect: The present invention embraces an optical fiber that includes a central core having an alpha-index profile with respect to an outer cladding. The optical fiber also includes an inner cladding, a depressed trench, and an outer cladding. Typically, the alpha-index profile of the central core is interrupted at a point... Agent: Draka Comteq, B.v.

20110135264 - Bend-insensitive single-mode optical fiber: The present invention embraces a single-mode optical fiber that, at a wavelength of 1550 nanometers, has bending losses of 0.15 dB/turn or less for a radius of curvature of 5 millimeters.... Agent: Draka Comteq B.v.

20110135265 - Method of forming waveguide facet and photonics device using the method: Provided are a method of forming a waveguide facet and a photonics device using the method. The method includes forming at least one optical device die including waveguides on a substrate, forming at least one trench in a lower surface of the substrate, and cleaving the substrate to form facets... Agent: Electronics And Telecommunications Research Institute

20110135266 - Device and method for transmitting light signals: A device for transmitting light signals includes two electrode plates, a spacing structure, a cladding fluid, and a core fluid. The spacing structure, the cladding and core fluids are disposed between the electrode plates. The refractive index of the core fluid is higher than that of the cladding fluid. The... Agent: National Chiao Tung University

20110135267 - Exchange cabling method and apparatus: d

20110135268 - Cable pulling assembly: A fiber optic cable assembly includes a fiber optic cable and a cable pulling assembly. The fiber optic cable includes a first end and an oppositely disposed second end. The fiber optic cable further includes an outer jacket and a strength member disposed in the outer jacket. The cable pulling... Agent: Adc Telecommunications, Inc.

20110135269 - Photocurable coating composition: Disclosed is a photocurable coating composition for an optical fiber. The photocurable coating composition can be used to produce an optical fiber having a low polarization mode dispersion (PMD) even by a non-spinning process. The photocurable coating composition includes a photopolymerizable urethane acrylate oligomer, a reactive monomer, a photoinitiator and... Agent:

20110129179 - Highly rare-earth doped fiber: A multicomponent glass fiber having a doping concentration of 55%-85% (wt./wt.) of a rare-earth oxide is presented. The rare-earth oxide is selected from the group comprising: Pr2O3, Nd2O3, Pm2O3, Sm2O3, Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3; Er2O3, Tm2O3, Yb2O3, La2O3, Ga2O3, Ce2O3, and Lu2O3. Additionally, an all-fiber isolator using highly rare-earth... Agent: Advalue Photonics, Inc.

20110129180 - Highly rare-earth doped fiber array: An all-fiber Faraday rotator array comprising a plurality of Faraday rotating fibers, each having a doping concentration of 55%-85% (wt./wt.) of a rare-earth oxide, and a magnetic tube surrounding the plurality of Faraday rotating fibers is presented. The rare-earth oxide is selected from the group comprising: Pr2O3, Nd2O3, Pm2O3, Sm2O3,... Agent: Advalue Photonics, Inc.

20110129182 - Optical waveguide device and method of manufacturing the same: An optical waveguide device includes a wiring substrate, an optical waveguide bonded on the wiring substrate and having a light path conversion inclined surface on both ends, and a light path conversion mirror formed to contact the light path conversion inclined surface of the optical waveguide and formed of a... Agent: Shinko Electric Industries Co., Ltd

20110129181 - Turning mirror for photonic integrated circuits: An optical device comprising a substrate having a planar surface and an optical waveguide located on and parallel to the planar surface and having an end located and oriented to emit or receive light propagating substantially parallel to the planar surface. The device also comprises a crystalline turning mirror bound... Agent: Alcatel - Lucent Usa Inc.

20110129183 - Plasmon multiplexing: A variety of structures, methods, systems, and configurations can support plasmons for multiplexing.... Agent: Searete LLC

20110129184 - Waveguide systems and methods: A waveguide apparatus is provided. The apparatus can include a base member including a first surface having at least one first attachment feature and a waveguide member including a first surface and a second surface. The waveguide member first surface is complimentary to and disposed proximate the base first surface.... Agent: Hewlett-packard Development Company, L. P.

20110129185 - Articulated strain relief boot on a fiber optic module and associated methods: A factory finished fiber optic module assembly that may be pulled from a first location to a second location by a pulling means, the module assembly having a pulling feature. The assembly may further be installed directly into a mounting structure for use with other like assemblies as a patch... Agent:

20110129186 - Fiber optic module assembly and associated methods: A fiber optic module assembly that may be pulled from a first location to a second location by a pulling means, the module assembly defining a pulling feature. The assembly may further be installed directly into a mounting structure for use as a patch panel. The fiber optic module assembly... Agent:

20110129187 - Global link connector system: A connector mating system that can enable the coupling and decoupling of electrical or optical communications channels, while in a deep, sub-oceanic, sea-floor environments, during which time the contacting interfaces of the said channels remain fully protected from the destructive effects of the said environment. The system features a Wet-Mate... Agent:

20110129188 - Connector: An electric connector comprises a conductive terminal and a housing. The conductive terminal is provided with a terminal body portion, a soldering portion, to which an end portion of an electric wire is soldered, and a connection portion connected to a counterpart terminal. The housing is provided with a terminal... Agent: Molex Incorporated

20110129189 - Clad metal substrates in optical packages: Embodiments of the present disclosure bring a wavelength conversion device into close proximity with a laser source to eliminate the need for coupling optics, reduce the number of package components, and reduce package volume. According to one embodiment of the present disclosure, an optical package is provided comprising a laser... Agent:

20110129190 - Techniques for manipulating crosstalk in multicore fibers: A multicore optical fiber includes a plurality of core regions disposed within a common cladding region. Each of the plurality of core regions is configured, in combination with the common cladding region, to propagate light along a longitudinal axis of the fiber. At least two core regions are configured to... Agent: Ofs Fitel, LLC

20110129191 - Large effective area fiber: An optical fiber with a glass core extending from a centerline to a radius R1 wherein R1 is greater than about 5 μm; a glass cladding surrounding and in contact with the core. The cladding has a depressed annular region, the inner radius of said depressed annular region is spaced... Agent:

20110129193 - Bend radius manager/support mechanism: A bend radius manager includes a base having a surface, and a plurality of discrete lobes with at least one arcuate section extending away from the base surface and terminating at a top surface, an outer surface defined between the base and the top surface, the plurality of lobes configured... Agent: Verizon North Inc.

20110129192 - Efficient thermoelectric cooling of photonic integrated circuits: An apparatus comprising a carrier comprising at least one heat-generating component and a thermoelectric cooler (TEC) coupled to a surface of the carrier, wherein the cross-sectional area of the TEC is less than the cross-sectional area of the carrier, and wherein the TEC is aligned with the heat-generating component. Included... Agent: Futurewei Technologies, Inc.