Optical waveguides patents - Monitor Patents
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Optical waveguides

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
10/02/2014 > 24 patent applications in 14 patent subcategories.

20140294336 - Agile light source provisioning for information and communications technology systems: Optical components are provided for use in information and communications technology (ICT) systems. For example, an optical assembly includes an optical module configured to modulate continuous wave optical beams of different powers into a plurality of modulated optical signals at different powers and couple the modulated optical signals onto different... Agent:

20140294334 - Enhanced low inductance interconnections between electronic and opto-electronic integrated circuits: A configuration for routing electrical signals between a conventional electronic integrated circuit (IC) and an opto-electronic subassembly is formed as an array of signal paths carrying oppositely-signed signals on adjacent paths to lower the inductance associated with the connection between the IC and the opto-electronic subassembly. The array of signal... Agent: Cisco Technology, Inc.

20140294335 - Method for manufacturing semiconductor modulator and semiconductor modulator: A method for manufacturing a semiconductor modulator includes the steps of preparing a substrate having a main surface including first and second areas; forming a stacked semiconductor layer on the main surface; forming an optical waveguide mesa by etching the stacked semiconductor layer using a mask, the optical waveguide mesa... Agent: Sumitomo Electric Industries, Ltd.

20140294333 - Polarization control device and method: A polarization control device in accordance with an exemplary embodiment of the present invention may include a first polarization converter for converting a polarization angle of an input optical signal in response to first control voltages, a second polarization converter for converting a polarization angle of an input optical signal... Agent: Electronics And Telecommunications Research Institute

20140294337 - Optical iq modulator: An optical IQ modulator (10) comprising•a modulator input port (11);•a modulator output port (12);•a plurality of optical branches (13) connected in parallel therebetween;•each optical branch (13) comprising an optical interferometer (1), each optical interferometer (1) comprising•an optical splitter (2);•an optical combiner (3); and,•a plurality of optical paths (4) connected therebetween:•at... Agent:

20140294338 - Actively tunable polar-dielectric optical devices: Optical devices that include one or more structures fabricated from polar-dielectric materials that exhibit surface phonon polaritons (SPhPs), where the SPhPs alter the optical properties of the structure. The optical properties lent to these structures by the SPhPs are altered by introducing charge carriers directly into the structures. The carriers... Agent: The Government Of The United States Of America, As Represented By The Secretary Of The Navy

20140294339 - Compact optical fiber splitters: An apparatus includes one or more optical waveguides, one or more first micro-lenses, and one or more second micro-lenses. The one or more optical waveguides are formed in a substrate and are configured to convey respective optical signals between first ends and second ends of the optical waveguides. The one... Agent: Mellanox Technologies Ltd.

20140294343 - Optical module for transferring optical signal to electrical singnal and optical module assembly used thereof: An optical module (8) set on a substrate (6) for assembling with a fiber (72) and includes a resin seat (1), an optical member (2) assembled on the resin seat (1) for receiving and transferring light signals sent by the fiber (72) to electrical signals and a connecting member (3)... Agent: Hon Hai Precision Industry Co., Ltd.

20140294340 - Optical module, optical communication equipment, and optical transmission device: An optical module includes a circuit board, an optical element on the circuit board, a semiconductor circuit element thereon and electrically coupled with the optical element, an optical connection member formed on a back surface of the circuit board and including an optical fiber receiving groove, and a pressing plate... Agent: Hitachi Metals, Ltd.

20140294342 - Optoelectronic packaging assembly: An optoelectronic packaging assembly having an optical interposer and a method of same. The assembly includes a photonic and/or optoelectronic device; a planar optical interposer coupled to the photonic and/or optoelectronic device on a first side of the optical interposer and including an optical transmission element on a second side... Agent: International Business Machines Corporation

20140294341 - Spot-size converter, manufacturing method thereof, and integrated optical circuit device: The invention relates to a spot-size converter, a manufacturing method thereof, and an integrated optical circuit device, and ensures easier coupling to the optical fiber and higher accuracy in manufacturing the spot-size converter. A first core that is extended from a first end configured to input/output light toward a second... Agent: Fujitsu Limited

20140294344 - Compact multicast switches, mxn switches and mxn splitters: New architectures for multicast switches, and other optical switches and splitters, that have substantially reduced insertion loss, crosstalk and better overall optical performance in comparison to existing optical switches and splitters. Optimized waveguide mesh layouts are used to substantially reduce the number of waveguide crossings, which reduces insertion loss. The... Agent:

20140294345 - Optical component assembly for use with an optical device: The inventive optical component assembly advantageously enables a multi-waveguide optical component (such as the inventive optical fiber coupler array, a multi-core optical fiber, etc.), to be coupled to at least one waveguide of an optical device at a predefined coupling angle. The optical component assembly of the present invention comprises... Agent:

20140294347 - Packaging an arcuate planar lightwave circuit: A package for an arcuate planar lightwave circuit (PLC) chip includes a heater plate coupled to a base by a thick and soft support layer. The arcuate PLC is attached to the heater plate by soft adhesive. A hard adhesive is applied to a multi-waveguide end of the arcuate PLC,... Agent:

20140294346 - Wavelength-selective cross-connect device having astigmatic optics: A wavelength-selective cross-connect (WSXC) device configured to route any set of carrier wavelengths from a corresponding input port to any selected output port. The WSXC device comprises a diffraction grating and a beam-steering device optically coupled to one another and to the input/output ports using astigmatic optics. The astigmatic optics... Agent: Alcatel-lucent Usa Inc.

20140294348 - Optical connector having shutter mechanisms capable of effectively preventing entry of dust: Each of a plug and a receptacle is provided with an optical contact and a shutter mechanism. The shutter mechanisms are linkaged with each other when connecting the plug and the receptacle to each other. At least one of the plug and the receptacle includes a movable member moved with... Agent: Japan Aviation Electronics Industry, Limited

20140294349 - Connector, connector manufacturing method, and method for connecting wire harness and wiring materials to member to be connected: A connector includes a terminal member including a contact portion that can be brought into contact with a connecting target member, the terminal member being attached to an end of a wiring material, a housing including an insertion recess into which the connecting target member can be inserted, the housing... Agent: Sumitomo Wiring Systems, Ltd.

20140294350 - Apparatus for alignment of a multicore fiber in a multifiber connector and method of using same: A multicore fiber alignment apparatus is described, having a chassis into which is mounted ferrule-holding means for holding a multicore fiber ferrule having one or more capillaries extending therethrough. Fiber-holding means for holding one or more multicore fibers in position to be mounted into the ferrule, such that each multicore... Agent: Ofs Fitel, LLC

20140294351 - Package structure of optical connector: The invention provides a package structure of optical connector, comprising: an input circuit board, an output circuit board, a flexible circuit board, an optical transceiver module, and an enclosure for packing the above components. The input/output circuit board comprises a connecting terminal and an input/output terminal comprising a plurality of... Agent: Luxnet Corporation

20140294352 - Fiber optic sub-assembly with low profile: A fiber optic sub-assembly includes a printed circuit and a TIR sub-assembly supported by the printed circuit board. The printed circuit board includes opposed first and second surfaces and has a printed circuit board height defined by the distance between the first and second surfaces. The TIR sub-assembly has a... Agent:

20140294354 - Optical connector with alignment device: An optical connector includes a printed circuit board, a photoelectric element, a positioning element, and a lens element. The positioning element is positioned on the printed circuit board and covers the photoelectric element. The positioning element includes a top surface facing away from the printed circuit board, and defines a... Agent: Hon Hai Precision Industry Co., Ltd.

20140294353 - Self-contained total internal reflection sub-assembly: A total internal reflection sub-assembly includes a body defining at least a portion of an optical path, a lens supported by the body and positioned in the optical path, and an optical turning member supported by the body and configured to change the direction of the optical path. The total... Agent:

20140294355 - Large effective area fiber with low bending losses: A fiber having a large effective area at 1550 nm of at least 130 μm2 and a wire mesh drum microbending loss of less than 0.4 dB/km at a wavelength of 1550 nm. The fibers may include a core, a cladding, and a coating. The core may include a central... Agent: Corning Incorporated

20140294356 - Packaging systems and methods for optical light pipes: Disclosed are robust packaging systems and methods for optical elements used in optical light pipes. One optical light pipe includes a housing having opposing first and second ends and a body that extends therebetween, an optical element arranged within the housing, and a reflective coating applied about an outer surface... Agent:

09/25/2014 > 16 patent applications in 13 patent subcategories.

20140286603 - Method and device for controlling a physical parameter of an optical signal: The invention relates to a method and device for controlling a physical parameter of an optical signal. According to the invention, a portion of the initial optical signal (SE) having passed through an optical waveguide from the input (24.1) to the output (24.2) thereof, is returned into said optical waveguide... Agent: Centre National De La Recherche Sientifique-cnrs

20140286604 - Endo-microscopic probe based on non-resonant scanning method using optical fiber: Disclosed is an endo-microscopic probe based on a non-resonant scanning method using an optical fiber which includes a housing configured to have a specific size, an optical fiber placed within the housing and configured to transfer a light source, a tubular piezoelectric element configured to surround the optical fiber within... Agent: Korea Advanced Institute Of Science And Technology

20140286606 - High-order mode filter: A high-order mode filter includes a slab region, a band-shaped projection elongated in an optical waveguide direction, a first optical waveguide including a disturbance element and a second optical waveguide. The disturbance element is formed by doping impurities into the slab region, thus indicating a lower refractive index than the... Agent: Nec Corporation

20140286605 - Self-aligned chip carrier and package structure thereof: The disclosure relates to a chip carrier, suitable for being inserted into a corresponding substrate. The light emitting/receiving chip mounted on the chip carrier is disposed within the corresponding substrate and aligned to the waveguide embedded in the corresponding substrate with an appropriate distance.... Agent:

20140286607 - Structures of connecting optical waveguide parts and holding parts of holding optical input members, and a method of producing the same: A connecting structure includes an optical waveguide part, a holding part of holding an optical input member, and an adhering part adhering the optical waveguide part and holding part. The optical waveguide part includes an optical waveguide substrate including an optical waveguide. At least one of the holding part and... Agent: Ngk Insulators, Ltd.

20140286608 - Device for an optical-fiber connection: Device for the coaxial connection of fiber-optic cables, comprising a single-piece coupling housing (10) and a single-piece sleeve mount (20), the sleeve mount (20) being designed with at least one latching nose (21) and the coupling housing (10) being designed with at least one latching mount which complements the at... Agent: Adc Gmbh

20140286609 - Connector with interface protection: An optical fiber assembly includes a housing with a mating face, a ferrule having a plurality of optical fibers, and a beam expanding element generally aligned with each optical fiber. A cover is slidably mounted on the housing adjacent the mating face. One of the housing and the cover includes... Agent: Molex Incorporated

20140286610 - Managed fiber connectivity systems: A communications connection system includes an adapter module defining at least first and second ports and at least one media reading interface mounted at one of the ports. The first adapter module is configured to receive a fiber optic connector at each port. Some type of connectors may be formed... Agent: Adc Telecommunications, Inc.

20140286611 - Optical connector for jacketed cables: An optical connector for terminating a jacketed optical fiber cable comprises a housing configured to mate with a receptacle. The connector also includes a collar body disposed in the housing, the collar body securing, at a first end, a ferrule. The collar body includes a gripping mechanism disposed in a... Agent: 3m Innovative Properties Company

20140286612 - Coupling device: A coupling device couples a light guiding unit and a base board together. The coupling device includes a base and a lens unit. The base has a hole for receiving the light guiding unit. After an end of the light guiding unit has been inserted into an end of the... Agent: All Best Precision Technology Co., Ltd.

20140286614 - Optical module: An optical module includes: a flexible board having a first surface on which a component is mounted and a second surface opposite to the first surface; a bottom electrode part having a bottom surface on which a heat release electrode is provided, the bottom electrode part mounted on the first... Agent: Fujitsu Optical Components Limited

20140286613 - Receptacle cage, receptacle assembly, and transceiver module assembly: In a receptacle cage, a front EMI finger in a tubular shape serving as a first shield member is provided on the entire periphery of a substantially rectangular module slot. In addition, a gap between the peripheral edge of a slot of a cover, into which a plug connector for... Agent: Yamaichi Electronics Co., Ltd.

20140286615 - Splice protector for fiber optic ribbons: A fiber optic cable assembly includes first and second fiber optic ribbons and a splice protector. The ribbons are spliced together such that the corresponding spliced fibers at the splice have a common lengthwise axis, widthwise axis orthogonal to the lengthwise axis, and thickness axis orthogonal to the lengthwise and... Agent: Corning Optical Communications LLC

20140286616 - Layer having a non-linear taper and method of fabrication: A method for forming a non-linear thickness-profile in a first layer of a first material is disclosed. The method comprises forming an accelerator layer of a second material on the first layer and forming a mask layer disposed on the accelerator layer, wherein the mask layer enables the accelerator layer... Agent:

20140286617 - Laser assembly with shock absorber: Embodiments of the invention include an apparatus including an optical fiber having a distal end configured to emit a beam of energy. The apparatus also includes a tube including a tube channel. The distal end of the optical fiber is disposed in the tube channel. The apparatus further includes a... Agent: Boston Scientific Scimed, Inc.

20140286618 - Low profile copper and fiber optic cassettes: A multi-port or multi-outlet cassette that may be configured as a low profile, high-density cassette. Selected embodiments include a bezel member having a projection positioned between each adjacent pair of outlets to help reduce crosstalk. A releasable latch mechanism may be included that is configured to selectively latch and unlatch... Agent:

09/18/2014 > 63 patent applications in 33 patent subcategories.

20140270617 - Stable lithium niobate waveguide devices, and methods of making and using same: Embodiments of the present invention provide stable lithium niobate waveguide devices, and methods of making and using the same. A lithium niobate-based waveguide device may include a Z-cut lithium niobate substrate having upper and lower surfaces, an optical waveguide embedded within the lithium niobate substrate, a signal electrode disposed on... Agent: The Aerospace Corporation

20140270618 - Wavelength tunable integrated optical subassembly based on polymer technology: An optical sub assembly can include a distributed feedback (DFB) tunable laser and an optical modulator. Wavelength selection and phase adjustment portions of the DFB laser, as well as an electro-optic (EO) modulator can be formed from polymer waveguides including hyperpolarizable chromophores disposed on a single substrate.... Agent: Gigoptix, Inc.

20140270619 - Optical modulator directional measurement system: In an optical modulator directional measurement system embodiment, one or more modulation waves may be measured and directionally discriminated by measuring the modulations of one or more lightwaves. The optical modulator transmission function magnitude for a most phase-matched modulation may be substantially greater than that for other modulations. At sufficiently... Agent:

20140270622 - Material structures for front-end of the line integration of optical polarization splitters and rotators: A polarization splitter and rotator of a wafer chip, an opto-electronic device and method of use is disclosed. The first waveguide of the wafer chip is configured to receive an optical signal from an optical device and propagate a transverse electric eigenstate of the received optical signal. The second waveguide... Agent: International Business Machines Corporation

20140270620 - Modal rotation in optical waveguides: An optical waveguide structure includes a rotator having a dual-layer core. A first layer of the dual-layer core may include a tapering portion. A second layer of the dual-layer core may include a rib portion disposed on the tapering portion. The combination of the rib portion and the tapering portion... Agent: Cisco Technology, Inc.

20140270621 - Photonic multi-chip module: The subject matter disclosed herein relates to a photonic module comprising: a plurality of metal pads to receive CMOS integrated circuit (IC) chips to be mounted on a silicon-on-insulator (SOI) wafer; electrical interface circuits to receive electrical signals from the CMOS IC chips and to modify the electrical signals; optical... Agent: Apic Corporation

20140270623 - Capillary action fiber sensor: The present invention relates to optical fiber pressure sensors. In one embodiment, liquid pressure of an environment may be measured based on capillary action occurring within an optical fiber having one or more hollow columns within. In another embodiment, the change in environmental pressure may be measured based on light... Agent: Plexis Precision Inc.

20140270625 - High temperature uncooled optical probe: An optical probe includes a first end, a second end, an outer housing, an inner housing concentric with the outer housing, flow holes within the inner housing at the first end, and an optics holder within the inner housing between the flow holes and the second end. The optical probe... Agent: United Technologies Corporation

20140270624 - Method for installing a sensing cable along a pipeline: According to the present invention there is provided a method for installing a sensing cable along a pipeline, comprising the steps of, attaching one or more conduits to an outer-surface of a pipe which is to be installed in a bore hole to form a pipeline assembly; moving the pipeline... Agent: Omnisens Sa

20140270626 - Circuit board(s) employing optical interfaces optically connected to surface-accessible, planar-shaped, inter-board optical fiber traces, and related connectors, assemblies, and methods: Circuit boards employing optical interfaces optically connected to surface-accessible, planar-shaped inter-board optical fiber traces, and related connectors, assemblies, and methods are disclosed. The circuit boards include inter-board optical fiber traces optically connected to optical components interfacing optical signals to electronic signal components in the circuit board. Providing inter-board optical fiber... Agent: Corning Cable Systems LLC

20140270627 - Eo device for processing data signals: The present disclosure allows connection between optical and electrical devices at high frequencies and high bit rate. The present disclosure provides an electro-optical device that includes an optical interface for optical signal transmission and reception; an electrical interface for electrical signal transmission and reception; a data and signal unit located... Agent: Compass Electro-optical Systems Ltd.

20140270632 - Integrated circuit device packages including optical elements: Integrated circuit device packages including optical elements are provided. The integrated circuit device package may include an integrated circuit device and a conductive pad on a first surface of the integrated circuit device. The conductive pad may be electrically connected to the integrated circuit device and may be configured to... Agent: Samsung Electronics Co., Ltd.

20140270628 - Material structures for front-end of the line integration of optical polarization splitters and rotators: A polarization splitter and rotator of a wafer chip, an opto-electronic device and method of use is disclosed. The first waveguide of the wafer chip is configured to receive an optical signal from an optical device and propagate a transverse electric eigenstate of the received optical signal. The second waveguide... Agent: International Business Machines Corporation

20140270631 - Method and device for manufacturing optical transmission device, and optical transmission device: A method for manufacturing an optical transmission device, includes: arranging a plurality of optical waveguides including waveguide mirrors, a transmission-side optical module and a reception-side optical module on one side of a substrate; photographing, with a photographic device, at least one waveguide mirror, and the transmission-side optical module or the... Agent: Fujitsu Limited

20140270633 - Optical modules: Provided is an optical module. The optical module includes: an optical bench having a first trench of a first depth and a second trench of a second depth that is lower than the first depth; a lens in the first trench of the optical bench; at least one semiconductor chip... Agent: Electronics And Telecommunications Research Institute

20140270629 - Optical waveguide network of an interconnecting ic module: The subject matter disclosed herein relates to a photonic module comprising: a silicon-on-insulator (SOI) wafer; one or more photonic components on the SOI wafer; a plurality of metal pads to receive integrated circuit (IC) chips to be mounted on the SOI wafer; silicon optical waveguides to transfer optical signals among... Agent: Apic Corporation

20140270630 - Opto-electronic assembly for parallel high speed transmission: a transducer component that is mounted with the bottom side on the mounting plate below a micro-minor component that is mounted above the transducer component in such a configuration that the optical transmission path to or from each transducer is reflected at the dedicated mirror surface.... Agent: Vi Systems Gmbh

20140270634 - Multi- purpose apparatus for switching, amplifying, replicating, and monitoring optical signals on a multiplicity of optical fibers: Several useful functions that are included in many modern day fiber optical communication systems are (1) replication of an optical signal on a single optical fiber onto a multiplicity of optical fibers, (2) amplification of optical signals, and (3) sequential switching of optical signals on a large number of optical... Agent:

20140270636 - Efficient fiber usage within pre-terminated fiber devices: A pre-terminated fiber optic connector is provided for coupling electronic components and devices. A multi-fiber optical cable assembly or multi-fiber interconnection module can facilitate optical coupling while maximizing available optical path bandwidth inherent to standard connectors. In an embodiment, a “2×24/24 to 2×20/24+1×8/12” configuration can be employed.... Agent: Leviton Manufacturing Co., Inc.

20140270635 - Multi-mode interference device: A multi-mode interference (MMI) device includes a substrate layer, a core layer grown on the substrate layer for propagating an optical signal, and a cladding layer grown on the core layer for guiding the optical signal. The MMI device also includes a non-uniform pattern of patches forming a non-uniform refractive... Agent: Mitsubishi Electric Research Laboratories, Inc.

20140270637 - Dual-index optical pump stripper assembly: A light stripper assembly for dissipating a residual optical pump power carried by a pump light propagating in an optical fiber component is provided. The optical fiber component includes a pump cladding surrounded by an outer cladding, the outer cladding being removed from the optical fiber component along a lengthwise... Agent:

20140270638 - Rayleigh reflectors and applications thereof: In one aspect, optical devices and components are described herein. In some embodiments, a device comprises a substrate and a grating layer disposed on the substrate, wherein the grating layer comprises a periodic grating structure and a sublayer beneath the grating structure and adjacent the substrate. In some cases, the... Agent: Board Of Regents, The University Of Texas System

20140270639 - Optical element for mie scattering light from an optical fiber: The invention relates to an optical scattering element suitable for dispersing or scattering light transmitted by optical device by Mie scattering. The optical scattering element comprises a phase-separated or porous borosilicate glass having dispersed phase particles with a particle size of 200 to 500 nanometers or pores with a size... Agent: Schott Corporation

20140270640 - Plasmonic light collectors: An electronic device may be provided with imaging modules or communications modules. Imaging modules and communications modules may be improved with the use of plasmonic light collectors. Plasmonic light collectors exploit the interaction between incoming light and plasmons in the plasmonic light collector to redirect the path of the incoming... Agent: Aptina Imaging Corporation

20140270641 - Optical coupling element and optical fiber connector using same: An optical coupling element includes a first side surface and an upper surface. The upper surface defines a first cavity and a tapering hole which permits the insertion and precise fixing in place with adhesive of an optical fiber, without any gap or play in the attachment which would allow... Agent:

20140270643 - Method of and apparartus for inscription of fiber gratings from multiple azimuthal angles and fiber so inscribed: A method of, and apparatus for, inscribing a grating in an optical waveguide so as to reduce transverse inscription variations, are provided. The waveguide is exposed to multiple beams or interference patterns of actinic radiation from multiple azimuthal directions. The beams of actinic radiation are preferably split into a plurality... Agent: Ofs Fitel, LLC

20140270642 - Photonics grating coupler and method of manufacture: A structure for coupling an optical signal between an integrated circuit photonic structure and an external optical fiber is disclosed as in a method of formation. The coupling structure is sloped relative to a horizontal surface of the photonic structure such that light entering or leaving the photonic structure is... Agent: Micron Technology, Inc.

20140270644 - Ring combiner: A waveguide comprises an annular cross-section and a first numerical aperture (NA) at one end. The waveguide further comprises either an annular or circular cross-section at the other end, which has a second NA. The waveguide has a progressively-varying NA, which varies from the first NA (at one end) to... Agent: Ofs Fitel, LLC

20140270645 - Composite connection 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:

20140270646 - Optical connector housing assembly with dual insertion and extraction options: A housing for an optical connector including a top wall, a bottom wall, a first side wall and a second side wall forming a passageway and a rear opening; a rear portion for receiving a first optical connector; a rectangular opening located on the top wall of the rear portion,... Agent: Tyco Electronics Corporation

20140270648 - Optical coupling member and optical connector using the same, and optical coupling member holding member: An optical coupling member includes an optical fiber (13), a holder (11) that holds the optical fiber inserted from an insertion hole (11a) formed at one end, and a lens such as a collimator lens (12) accommodated in an accommodation section (11c) formed at the other end of the holder... Agent: Mitsubishi Pencil Company, Limited

20140270647 - Optical fiber cable connection device and method: An optical fiber connector has, in one embodiment, a body and a light management device. The light management device is operable to manage a plurality of light beams for exchange between a plurality of sets of optical fibers.... Agent: John Mezzalingua Associates, LLC

20140270649 - Fiber optic cable strength member bracket: A bracket for securing an end of a fiber optic cable, having at least one strength member, to a termination point includes a base portion at a first end of the bracket, a retention feature at a second end of the bracket that is opposite to the first end, and... Agent:

20140270650 - Optical subassembly and method of manufacturing the same: An optical subassembly and method of manufacturing an optical subassembly are provided. One subassembly includes a base, an optical emitter attached to the base and one or more spacers attached to the base surrounding at least a portion of the optical emitter. The optical subassembly further includes a ferrule sleeve... Agent: General Electric Company

20140270651 - Multi-fiber ferrule connector: A single-piece multi-fiber ferrule interconnect assembly including a ferrule body having a main surface, a front frame, and a rear opening, wherein the front frame includes a front face and a back face; a plurality of lenses arranged to form a lens array, wherein the lenses are fabricated within the... Agent: Tyco Electronics Corporation

20140270652 - Fiber pigtail with integrated lid: A mechanism is provided for a fiber pigtail. The fiber pigtail includes a single mode fiber optic ribbon having a section of polymer ribbon removed to expose bare fibers, a fiber optic ferrule in contact with the single mode fiber optic ribbon at one distal end, and an integrated polymer... Agent: International Business Machines Corporation

20140270653 - Optical connector having stepped alignment pins: An optical connector has guide pins with stepped profiles. The connector includes a connector body, two or more optical ports, and two or more cylindrical guide pins. Each guide pin has a first portion with a first length, a second portion with a second length, and a transitional portion between... Agent: Avago Technologies GeneralIP(singapore) Pte.ltd.

20140270656 - Electronic device and optical connector: An electronic device includes a board including an electronic component, a plurality of optical interface units that include an optical element which input or output light and that are provided on the board, and a plurality of individual positioning units that position a plurality of respective optical waveguides which are... Agent: Fujitsu Limited

20140270655 - Optical connector assembly: Methods, apparatuses, and systems related to optical connector assemblies are described. In some embodiments, the connector assemblies may include an optical assembly, having an optical interconnect and an optical module, to be coupled with a host electrical connector. The connector assembly may further include springs, disposed on the optical interconnect... Agent:

20140270654 - Optical fiber assembly with replaceable connecting element: An optical fiber assembly includes two adapters and a connecting element. Each of the adapters includes a connector, a first coupling portion, and a first optical fiber connected between the connector and the first coupling portion. The connecting element includes two second coupling portions and a second optical fiber connected... Agent: Hon Hai Precision Industry Co., Ltd.

20140270657 - Method and system for providing electromagnetic interference (emi) shielding in an optical communications module: An optical communications module is provided with an EMI shielding system that comprises a resistive coating disposed on one or more inner surfaces of the module housing. The resistive coating has a thickness that is greater than or equal to one skin depth and has a resistivity that is low... Agent: Avago Technologies GeneralIP(singapore) Pte. Ltd

20140270658 - Shielded barrel: Embodiments of a barrel for use with fiber optic connections and method of manufacturing are disclose herein. In one embodiment, a barrel comprises a first portion. The first portion having a wedge protruding from a distal end of the first portion at an angle and a component cavity for receiving... Agent: Sigmapro Engineering And Manufacturing, LLC

20140270661 - Apparatus and method for absorbing laser energy that fails to couple into the core of a laser fiber, and for absorbing the energy that has been transmitted to the cladding of the laser: A fiber optic connector for coupling focused radiant energy from a laser to a fiber optic conductor includes a quartz alignment ferrule that is fused mechanically and optically to the fiber's proximal end, either by an index matching first adhesive or by heat fusing the cladding to the ferrule without... Agent:

20140270660 - Connector with electrical mode and optical mode: A connector with electrical mode and optical mode includes a housing. The housing includes an end surface and defines a receiving space, and the end surface defines a groove. The connector includes a planar light wave circuit (PLC) splitter, an optical-electrical converting unit, and an optical waveguide all received in... Agent:

20140270662 - Lens array and manufacturing method thereof: A lens array is provided with a prism adhered within a prism placement recessing section by an adhesive, wherein retention of air-bubbles in the adhesive on an optical path of light of each light-emitting element between the prism placement recessing section and the prism is prevented by a first air-bubble... Agent: Enplas Corporation

20140270659 - Optical data communication module having emi cage: An optical data communication module, such as a transceiver, transmitter or receiver, has two parallel substrates with metal layers. An opto-electronic device between the substrates is shielded against electromagnetic interference by the metal layers and conductors, such as vias, which are distributed around a periphery of the opto-electronic device and... Agent: Avago Technologies GeneralIP(singapore) Pte. Ltd.

20140270663 - Vibration damper for high power fiber optic transport cables: Embodiments of a method and apparatus for controlling the mechanical stabilization of an optical fiber are disclosed. The method may consist of placing an inflatable bladder between an optical fiber and a protective jacket. The bladder may be inflated with air, inert gas, or liquid to a desired pressure. The... Agent: Bae Systems Information And Electronic Systems Integration Inc.

20140270664 - Methods for creating a demarcation location in a structure and associated assemblies: Disclosed are methods for creating a demarcation of at least one optical fiber in a structure along with a fiber optic cable. The method may include the steps of providing at least one optical fiber having a covering, heating a portion of the covering, and deforming the covering about the... Agent: Corning Optical Communications LLC

20140270667 - Glass buffers: The present disclosure is directed to optical fibers having glass buffers. As such, some embodiments comprise an optical fiber having a core, a cladding, and a glass buffer. For some embodiments, the glass buffer has an index of refraction that is greater than the index of refraction of the cladding.... Agent: Ofs Fitel, LLC

20140270666 - Hollow core fiber with polarization dependent loss: A hollow core fiber having polarization dependent loss is provided. The hollow core fiber embedded in a cellular cladding having a plurality of cells arranged in a nominally regular cellular lattice. A pre-determined number of cells at pre-determined locations within a cellular cladding are substituted by leakage cells that differ... Agent:

20140270665 - Large core multimode optical fibers: The specification describes multimode optical fibers produced by improved methods that reduce the manufacturing cost. These methods may also be more efficient in terms of power loss. In one of the embodiments, the improved design has a large core of pure silica derived from a rod-in-tube method. In the embodiment,... Agent: Ofs Fitel, LLC

20140270669 - Optical fiber sheet: An optical fiber sheet 10 includes an optical fiber 11 and a wire 12 that are arranged between a first sheet and a second sheet. The optical fiber 11 is a multi-mode optical fiber having a core of silica glass to which a refractive index adjuster is added, has a... Agent:

20140270668 - Removing unwanted light from high-power optical systems: The present disclosure is directed to removing unabsorbed cladding light in high-power optical systems. Some embodiments comprise a glass block with a refractive index that is greater than a refractive index of a fiber cladding, and a metal housing that is located external to the glass block. The glass block... Agent: Ofs Fitel, LLC

20140270670 - Bandwidth-maintaining multimode optical fibers: The specification describes multimode optical fibers with specific design parameters, i.e., controlled refractive index design ratios and dimensions, which render the optical fibers largely immune to moderately severe bends. The modal structure in the optical fibers is also largely unaffected by bending, thus leaving the optical fiber bandwidth essentially unimpaired.... Agent:

20140270671 - Confocal and concave 1d photonic crystal resonant cavities with ultra-low mode volume: A 1D nanobeam photonic crystal cavity is provided that includes a substrate, where the substrate includes a dielectric medium, and a series of cutout features in the substrate, where each cutout feature includes a first curved surface and a second curved surface, where the first curved surface and the second... Agent:

20140270672 - Optical waveguide body: An optical waveguide body includes a first layer of optically transmissive material and a second layer of optically transmissive material in contact with the first layer. At least one of the first and second layers is tapered and the first layer has a first index of refraction and the second... Agent:

20140270673 - Cable roller: A cable roller for use in positioning a cable relative to a cable tray or relative to a ceiling of a building includes a mounting channel, a support assembly attached thereto which is moveable relative to the mounting channel, and at least one roller attached to the support assembly for... Agent: Greenlee Textron Inc.

20140270675 - Flexible switch pack: A switch pack holds rows and columns of connector plugs and permits collective coupling of the plugs into ports. The switch pack includes a housing having a front face with front openings and a rear face with rear openings. An internal frame forms channels between the front openings and the... Agent: Commscope, Inc. Of North Carolina

20140270676 - Modular high density telecommunications frame and chassis system: A fiber optic telecommunications device includes a frame defining a right vertical support and a left vertical support. A chassis is mounted to the right and left vertical supports, wherein the chassis is configured to pivot about a pivot axis that is defined by one of the right and left... Agent: Adc Telecommunications, Inc.

20140270674 - Pressure-balanced subsea enclosure with elastomeric fill material: A pressure-balanced enclosure for subsea use, and in particular for use as a submersible junction box in which subsea cables can be joined. The apparatus maintains a balanced pressure within the termination chamber; it is field installable, testable, and repairable. The termination chamber is not oil-filled; instead, it is substantially... Agent: Teledyne Instruments, Inc.

20140270677 - Anchoring cables to rack with self-locking cable clamp arrangements: A self-locking cable clamp arrangement includes a bracket and a flexible tab disposed on the bracket. The bracket has a cable mounting region, a first engagement region, and a support region disposed therebetween. A cable can be clamped to the cable mounting region. The support region defining two members spaced... Agent: Adc Telecommunications, Inc.

20140270678 - Back post for optical fiber connector: A back post for an optical fiber connector according to the present disclosure is made from a main material mixed with an additive material. The main material is selected from the group consisting of poly ether ether ketone (PEEK), polyimide (PI), polyether imide (PEI) and polyether sulfone (PES) and the... Agent:

20140270679 - Dust cover design for optical transceiver: A dust cover includes a frame shaped to circumscribe an end of a first connector configured to receive a second connector. The connectors can transmit a signal when coupled. A plurality of segments is rotatably coupled to the frame. The frame includes an opening sized to accommodate the second connector.... Agent: International Business Machines Corporation

09/11/2014 > 54 patent applications in 22 patent subcategories.

20140254972 - Optical waveguide element and method of manufacturing the same: An object of the present invention is to provide a manufacturing method of an optical waveguide element whose DC drift is suppressed, and to provide a manufacturing method of an optical waveguide element, capable of adjusting DC drift in the middle of manufacturing processes so as to improve a fabrication... Agent: Sumitomo Osaka Cement Co., Ltd.

20140254974 - Optical modulator: A Mach-Zehnder optical modulator includes a join-and-branch portion; two light wave guides connected with the join-and-branch portion; an output light waveguide connected with the join-and-branch portion; arm electrodes respectively provided on the two light waveguides; and a ground electrode that is provided at an edge of at least one of... Agent: Sumitomo Electric Industries, Ltd.

20140254973 - Optical module: An optical modulator includes: laser diodes disposed in parallel with each other, each laser diode having a different lasing wavelength; optical waveguides disposed in parallel with each other with first ends facing the laser diodes; an optical isolator inserted between the laser diodes and the optical waveguides and attenuating return... Agent: Mitsubishi Electric Corporation

20140254975 - Systems and methods for minimally-invasive optical-acoustic imaging: An imaging guidewire can include one or more optical fibers communicating light along the guidewire. At or near its distal end, one or more blazed or other fiber Bragg gratings (FBGs) directs light to a photoacoustic transducer material that provides ultrasonic imaging energy. Returned ultrasound is sensed by an FBG... Agent: Vascular Imaging Corporation

20140254976 - Twist septum polarization rotator: A waveguide polarization rotator is provided as unitary body with a first bore; a diametral first septum of the unitary body extending between sidewalls of the first bore. The first septum is twisted between a first end of the first septum and a second end of the first septum. The... Agent: Andrew LLC

20140254977 - Optical sensor and method: An optical sensor has a waveguide having a core, a cladding having an outer surface and a long period fiber grating. The core, the cladding and the long period fiber grating collectively provide at least two resonant wavelengths. The optical sensor also has binding sites on the outer surface of... Agent:

20140254980 - Optical communication device: An optical communication device includes a circuit board, a light-emitting element, a light-receiving element, and a planar light guide circuit. The circuit board includes an upper mounting surface. The upper mounting surface defines a groove. The groove includes a first inclined surface and a second inclined surface. The first and... Agent: Hon Hai Precision Industry Co., Ltd.

20140254978 - Simultaneous processing of multiple photonic device layers: Embodiments of the invention describe photonic integrated circuits (PICs) formed using simultaneous fabrication operations performed on photonic device layers. Each device of a PIC may be made from different optimized materials by growing the materials separately, cutting pieces of the different materials and bonding these pieces to a shared wafer.... Agent:

20140254979 - Waveguide and semiconductor packaging: A method and apparatus for integrating individual III-V MMICs into a micromachined waveguide package is disclosed. MMICs are screened prior to integration, allowing only known-good die to be integrated, leading to increased yield. The method and apparatus are used to implement a micro-integrated Focal Plane Array (mFPA) technology used for... Agent: Northrop Grumman Systems Corporation

20140254981 - Graphene plasmonic communication link: A signal transfer link includes a first plasmonic coupler, and a second plasmonic coupler spaced apart from the first plasmonic coupler to form a gap. An insulator layer is formed over end portions of the first and second plasmonic couplers and in and over the gap. A plasmonic conductive layer... Agent: International Business Machines Corporation

20140254982 - Multicast optical switch: Described herein is an optical switch (1), including 4 common port optical fibers (e.g. 3), disposed in a vertical y dimension, a wavelength independent beam splitter (5), a switching unit (7) and 16 add/drop optical fibers (e.g. 9), disposed in a horizontal x dimension. In one direction of operation, the... Agent: Finisar Corporation

20140254983 - Sealing component, optical device sealing structure, method for producing sealing component, and method for producing optical device sealing structure: The sealing component 1 of the invention is provided with a metallic housing 19 that comprises a base part 19a, a side wall 19b connected to the base part 19a and an opening portion 19c facing to the base part 19a, and a metallic lid 20 to cover the opening... Agent: Sumitomo Electric Industries, Ltd.

20140254984 - Optical coupling system having an optical coupler and a light-transmissive external medium and also production and use of such a system: An optical coupling system having an optical coupler and a light-transmissive external medium, the optical coupler comprising a light guide which extends parallel to a main plane of the optical coupler, a mirror surface which is inclined relative to the main plane by an angle of inclination and an outer... Agent: Fraunhofer-gesellschaft Zur F&#xf6 Rderung Der Angewandten Forschung E.v.

20140254985 - Optical connector and method for assembling same: An optical connector includes a substrate, an optical emitter, an optical receiver, a support member, and a lens member. The optical emitter and the optical receiver are electrically connected to the substrate. The support member includes a lower end connected to the substrate and an upper end away from the... Agent: Hon Hai Precision Industry Co., Ltd.

20140254986 - Passive distribution system using fiber indexing: The present disclosure relates to systems and method for deploying a fiber optic network. Distribution devices are used to index fibers within the system to ensure that live fibers are provided at output locations throughout the system. In an example, fibers can be indexed in multiple directions within the system.... Agent: Adc Telecommunications, Inc.

20140254987 - Reversible fiber optic stub clamping mechanism: A fiber optic stub fiber connector for reversibly and nondestructively terminating an inserted field fiber having a buffer over at least a portion thereof. The connector includes a housing and a ferrule including a stub fiber disposed within and extending from a bore through the ferrule. The ferrule is generally... Agent: Panduit Corp.

20140254988 - Fiber optic connector: A connector includes a ferrule assembly having a ferrule, a hub and a spring, the ferrule having a distal face accessible at a distal end of the connector housing, the ferrule being movable in a proximal direction relative to the connector housing. The distal and proximal positions are separated by... Agent: Adc Telecommunications, Inc.

20140254989 - Optical fiber cable having connector and assembling method thereof: An optical fiber cable having an optical connector, includes: an optical connector assembled on a tip portion of an optical fiber cable, including a ferrule in which an optical fiber protruding from a terminal of the optical fiber cable is inserted and fixed; and a reinforced portion formed by heating... Agent: Fujikura, Ltd.

20140254990 - Optical connector and method of forming plug using the optical connector: An optical fiber insertion unit includes a ferrule; a lens sleeve having a lens at a front end portion thereof and a ferrule insertion opening portion at a rear end portion thereof for inserting the ferrule; and a refractive index matching portion disposed between the ferrule and the lens sleeve.... Agent: Hirose Electric Co., Ltd.

20140254991 - Isolator: An isolator comprising: a first semiconductor substrate including a first electrical circuit; a second semiconductor substrate including a second electrical circuit; and at least one optical waveguide for data exchange between the first and second electrical circuits.... Agent: Analog Devices Technology

20140254992 - Flexible circuit board: A flexible circuit board includes: an insulative substrate having a first surface and a second surface opposite to the first surface; a microstrip line having a first signal line formed on the first surface and a first ground pattern formed on the second surface and located in an area opposite... Agent:

20140254993 - Latch mechanism for communication module: Some embodiments include a latch mechanism and an optoelectronic module that includes the latch mechanism. The latch mechanism may include a driver, a follower, a pivot member, and a cam member. The driver may be configured to rotate relative to a housing of the optoelectronic module about an axis of... Agent: Finisar Corporation

20140254995 - Cell tower cable assembly and system: A cable assembly for cell tower communications comprises a plurality of optical fiber cable units disposed within a unitary cable assembly jacket that surrounds the optical fiber cable units. The cable assembly jacket has a plurality of indentations disposed between adjacent optical fiber cable units that allow an installer to... Agent: 3m Innovative Properties Company

20140254994 - Optical fiber composite cable: The present invention relates to an optical fiber composite cable. The optical fiber composite cable includes at least one power line to transmit power and an optical cable to monitor a state of the power lines, and the optical cable comprises optical fibers, tubes to accommodate the optical fibers, and... Agent: Ls Cable & System Ltd.

20140254996 - Grooved optical fiber jacket: An optical fiber is disclosed which includes a protective outer jacket. The outer protective jacket is grooved to include one or more peripheral grooves formed into the jacket. In operation of a laser device, laser energy passes through the optical fiber to the distal tip of the optical fiber. As... Agent: Lumenis Ltd.

20140254997 - Optical fiber preform, method for producing optical fiber, and optical fiber: An easily producible optical fiber preform which is drawn to an optical fiber having a core containing a sufficient concentration of alkali metal is provided. An optical fiber preform 10 is composed of silica-based glass and includes a core portion 20 and a cladding portion 30. The core portion 20... Agent:

20140254998 - Semiconductor optical waveguide device and method for manufacturing the same: A semiconductor optical waveguide device includes a substrate having a first area and a second area, and first, second, and semiconductor mesas on the substrate. The first semiconductor mesa includes a cladding layer and a first mesa portion on the second area, the first mesa portion including first and second... Agent: Sumitomo Electric Industries, Ltd.

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