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Optical patents



      
           
This page is updated frequently with new Optical-related patent applications. Subscribe to the Optical RSS feed to automatically get the update: related Optical RSS feeds. RSS updates for this page: Optical RSS RSS


System and method for providing information on fuel savings, safe operation, and maintenance by real-time predictive…

Cytroniq

System and method for providing information on fuel savings, safe operation, and maintenance by real-time predictive…

Holder and optical biometric apparatus including the same

Shimadzu

Holder and optical biometric apparatus including the same

Holder and optical biometric apparatus including the same

Corning

Optical fiber link with primary and compensating optical fibers

Date/App# patent app List of recent Optical-related patents
03/26/15
20150089672
 Computer apparatus and control  optical disk drive thereof patent thumbnailnew patent Computer apparatus and control optical disk drive thereof
A computer apparatus and a control method for the odd are disclosed. The control method includes: providing a user setting interface by the computer apparatus when the computer apparatus is in a user mode; receiving a user instruction through the user setting interface so as to start or close an odd safety protection mode; and deciding whether or not a position state of a tray of the odd can be changed according to that whether or not the odd safety protection mode is started and whether or not the computer apparatus is in the user mode..
Wistron Corporation
03/26/15
20150089460
 Method of performing optical proximity correction for preparing mask projected onto wafer by photolithography patent thumbnailnew patent Method of performing optical proximity correction for preparing mask projected onto wafer by photolithography
A method of performing optical proximity correction for preparing a mask projected onto a wafer by photolithography includes the following steps. An integrated circuit layout design including a first feature and a second feature is obtained, wherein the first feature overlaps a first boundary of two structures in the wafer.
United Microelectronics Corp.
03/26/15
20150089423
 Geographically selective maritime messaging patent thumbnailnew patent Geographically selective maritime messaging
A process for initiating maritime radio communication, directed toward the recipient vessel's location, and exclusive of all other vessels outside the geographically-defined box. An airborne electro-optical or infrared sensor detects the presence of vessels in the maritime domain.
03/26/15
20150089241
 Image sensor and payment authentication method patent thumbnailnew patent Image sensor and payment authentication method
The invention relates to an image sensor and a payment authentication method. The image sensor includes: a sensing module configured to optically sense an image and to convert an optical signal of the image into an image signal; and an encryption module configured to encrypt the image signal and to output the encrypted image signal.
Galaxycore Shanghai Limited Corporation
03/26/15
20150088448
 Calibration method and distance measurement device thereof based on phase measurement of double-wavelength laser tube patent thumbnailnew patent Calibration method and distance measurement device thereof based on phase measurement of double-wavelength laser tube
The invention is applicable to the field of phase type photoelectric distance measurement and provides a calibration method based on phase measurement of a double-wavelength laser tube and a distance measurement device of the double-wavelength laser tube. The method comprises the following steps of: 1, forming an external optical path; 2, forming an internal optical path; and 3, sequentially switching a first light-wave and a second light-wave of light-wave transmitting devices (1 and 2) during operation of the steps 1 and 2 to compare phases of the sequentially-received light-waves of the internal and external optical paths through a receiving device (7), and outputting a phase signal for eliminating a base reference.
Jiangsu Laitz Optoelectronics Technology Co., Ltd.
03/26/15
20150088373
 Optical communications and obstacle sensing for autonomous vehicles patent thumbnailnew patent Optical communications and obstacle sensing for autonomous vehicles
A system and method is provided that permits optical communication between vehicles or vehicles and transportation fixtures by modulating an optical source located on either a vehicle or a transportation fixture. The optical source is modulated to include information about the vehicle or fixture.
The Boeing Company
03/26/15
20150088346
 System and  providing information on fuel savings, safe operation, and maintenance by real-time predictive monitoring and predictive controlling of aerodynamic and hydrodynamic environmental internal/external forces, hull stresses, motion with six degrees of freedom, and the location of marine structure patent thumbnailnew patent System and providing information on fuel savings, safe operation, and maintenance by real-time predictive monitoring and predictive controlling of aerodynamic and hydrodynamic environmental internal/external forces, hull stresses, motion with six degrees of freedom, and the location of marine structure
A system for monitoring a physical change of a marine structure includes a complex optical measuring instrument configured to detect a behavior and structural change of the marine structure by using at least one optical sensor by means of optical fiber bragg grating.. .
Cytroniq, Ltd.
03/26/15
20150088104
 Operator-controlled scanning laser procedure designed for large-area epithelium removal patent thumbnailnew patent Operator-controlled scanning laser procedure designed for large-area epithelium removal
Systems and methods for removing an epithelial layer disposed over a stromal layer in a cornea irradiate a region of the epithelial layer with a pulsed beam of ablative radiation. The ablative radiation is scanned to vary the location of the beam within the region in accordance with a pulse sequence.
Amo Development, Llc.
03/26/15
20150088103
 Patient interface for ophthalmological, optical therapy and diagnosis device patent thumbnailnew patent Patient interface for ophthalmological, optical therapy and diagnosis device
A patient interface for coupling an ophthalmological application head to an eye of a patient includes a patient-sided interface structure to be coupled to the eye of a patient, and a source-sided interface structure for rigidly coupling the patient interface to the application head or an intermediate element. The source-sided interface structure comprises a first source-sided patient interface coupler and a second source-sided patient interface coupler the first source-sided patient interface coupler is designed to restrict the mobility of the patient interface relative to the application head or the intermediate element by providing a coupling with a first patient interface coupler counterpiece of the application head or the intermediate element.
Ziemer Ophthalmic Systems Ag
03/26/15
20150088073
 Optical trocar tip protector patent thumbnailnew patent Optical trocar tip protector
A trocar tip protector includes a housing having a first inlet and a second inlet adjacent to each other. The first inlet is configured to receive and frictionally retain a tip of a trocar sleeve.
Covidien Lp
03/26/15
20150088001
new patent

Illumination system for endoscopic applications


The present disclosure relates to an illumination system for endoscopic applications comprising at least one substantially monochromatic light source having a predefined central wavelength between 400 and 500 nm or between 500 and 550 nm, an optical transmission path adapted to guide light emanating from the light source to an endoscopic region of examination, and an optical band-rejection filter, wherein the illumination system is adapted to illuminate at least a part of the region of examination by generating autofluorescence in surrounding tissue, and the band-rejection filter is adapted to attenuate at least said light source wavelength to a viewer and wherein said light source is the single light source in the illumination system. A further embodiment relates to an endoscope for examining a body cavity comprising tissue, the endoscope comprising a source of light consisting of a substantially monochromatic light source having a predefined central wavelength between 400 and 550 nm, means for guiding light from the substantially monochromatic light source towards at least a part of the tissue, and at least one band-rejection filter adapted to attenuate at least said central wavelength, wherein the substantially monochromatic light source is configured to generate autofluorescence in the irradiated tissue such that the irradiated tissue is observable, and wherein the endoscope is configured to display at least a part of the irradiated tissue through said band-rejection filter.
Technical University Of Denmark
03/26/15
20150088000
new patent

Method for manufacturing optical device, optical device, and biological information detector


A biological information detector includes a substrate, a light-emitting element, a light-receiving element, and a bonding pad. The light-emitting element has a thickness of 20 μm to 1000 μm.
Seiko Epson Corporation
03/26/15
20150087996
new patent

Holder and optical biometric apparatus including the same


A holder configured to allow light transmission probes for emitting light and light reception probes for receiving light to be arranged alternately and be spaced apart from each other by a second set distance r2. The holder has a plurality of first through holes each provided at a position spaced apart by a first set distance r1 shorter than the second set distance r2 from a position of the retained light transmission probe or a position of the retained light reception probe.
Shimadzu Corporation
03/26/15
20150087969
new patent

Systems and methods for optically guided placement and monitoring of medical implants


Described herein are systems and corresponding methods to place and further monitor an implanted medical device. The implanted device includes a fluorescent material that is disposed on a portion of a tip of the device.
Children's National Medical Center
03/26/15
20150087928
new patent

Measuring tissue volume with dynamic autoreconfiguration


Implementations disclosed herein provide a hydration monitoring technology. In one implementation, a hydration monitoring device measures whole body hydration levels by analysis of changes in vascular volume caused by pulsatile pressure waves and in tissue volume in response to the pulsatile pressure.
Leo Technologies, Inc.
03/26/15
20150087927
new patent

Voxel tagging using fiber optic shape sensing


A voxel tagging system (100) includes a sensing enabled device (104) having an optical fiber (126) configured to sense induced strain within the device (bragg grating sensor). An interpretation module (112) is configured to receive signals from the optical fiber interacting with an internal organ, e.g.
Koninklijke Philips N.v.
03/26/15
20150087912
new patent

Endoscope


An endoscope includes a window component made of a transparent material at the distal end of the endoscope, wherein the window component is not rotationally symmetric in relation to the direction of view, and an optical correction apparatus for correcting the aberration of the window component.. .
03/26/15
20150087890
new patent

Catheter system and intravascular blood pump comprising said catheter system


A catheter (20), which can be part of an intravascular blood pump, possesses a kink sensor which extends over the total length of the catheter and comprises an optical fiber (28a). The optical fiber is attached to an evaluation device (100) which evaluates a preset light quantity transmitted through the optical fiber as to whether a part of the light quantity is coupled out of the optical fiber along the length of the optical fiber.
Abiomed Europe Gmbh
03/26/15
20150087820
new patent

Microfluidic reactors for oligonucleotide synthesis


The present disclosure generally pertains to systems and methods for the chemical synthesis of micro-quantities of oligonucleotides or other chemical molecules. The system includes a reusable glass micro-reactor containing a paramagnetic solid support, a magnet, an electronic drive controller and an optical spectroscopy system capable of driving a plurality individual reactors.
03/26/15
20150087772
new patent

Compositions of resin-linear organosiloxane block copolymers


A process is disclosed for preparing a resin-linear organosiloxane block copolymer. The resin-linear organosiloxanes block copolymers prepared by the disclosed process may provide optically solid compositions which may be considered as “reprocessable”..
Dow Corning Corporation
03/26/15
20150087771
new patent

Process for preparing resin-linear organosiloxane block copolymers


A process is disclosed for preparing a resin-linear organosiloxane block copolymer by reacting a linear organosiloxane and an organosiloxane resin to form a resin-linear organosiloxane block copolymer. The resulting resin-linear organosiloxane block copolymer is then crosslinked to increase the average molecular weight of the resin-linear organosiloxane block copolymer.
Dow Corning Corporation
03/26/15
20150087699
new patent

Novel process for preparation of optically pure and optionally substituted 2-(1-hydroxy-alkyl)-chromen-4-one derivatives and their use in preparing pharmaceuticals


The present invention relates to compounds useful as pharmaceutical intermediates, to processes for preparing the intermediates, to intermediates used in the processes, and to the use of the intermediates in the preparation of pharmaceuticals. In particular, the present invention concerns enantiomerically pure optionally substituted 2-(1-hydroxy-alkyl)-chromen-4-one derivatives represented by formula (ia) and (ib), processes for preparing the alcohol derivatives and their use in preparing pharmaceuticals..
Rhizen Pharmaceutical Sa
03/26/15
20150087550
new patent

Apparatus and methods for parallel processing of micro-volume liquid reactions


Disclosed herein are apparatuses and methods for conducting multiple simultaneous micro-volume chemical and biochemical reactions in an array format. In one embodiment, the format comprises an array of microholes in a substrate.
The Board Of Trustees Of The Leland Stanford Junior University
03/26/15
20150087359
new patent

Selectively attachable and removable optical systems for mobile devices


Some embodiments disclosed herein relate to an optical system having multiple (e.g., two or more) optical components attached to a retainer portion, and the retainer portion may be removably attached to mobile electronic devices such as mobile phones, tablet computers, media players, and the like. In some embodiments, the optical components may be permanently or removably attached to the same face of the retainer portion.
Olloclip, Llc
03/26/15
20150087094
new patent

Method of manufacturing a semiconductor laser module


A semiconductor laser module includes a laser diode array, an optical fiber array, a fiber array fitting for fixing the optical fiber array, a casing, and a support fitting for fixing the fiber array fitting and casing. The fiber array fitting and support fitting have a first contact section that is in line-contact or surface-contact with the plane section parallel with the light emission surface of the laser diode array, and are laser-welded and fixed to each other at the first contact section.
Panasonic Intellectual Property Management Co., Ltd.
03/26/15
20150087092
new patent

Opto-mechanical alignment


Technologies are generally described for manufacturing an optical device by attaching a light-emitting element to an optical element through a resin. In various examples, a method is described, where a substrate is provided to have a through-hole at a position in the substrate where an optical element is to be mounted.
Empire Technology Development Llc
03/26/15
20150087077
new patent

Sample collection device for optical analysis


A sample collection device is provided, which includes a laminate structure which includes at least a first layer and a second layer and a channel sandwiched between the two layers. The channel has an opening at a first end of the laminate structure.
Quick Llc
03/26/15
20150087001
new patent

Methods for phenotyping of intact whole tissues


In various embodiments, the present application teaches methods and compositions for tissue clearing in which whole organs and bodies are rendered macromolecule-permeable and optically-transparent, thereby exposing their cellular structure with intact connectivity. In some embodiments, the present application teaches pact, a protocol for passive tissue clearing and immunostaining of intact organs.
California Institute Of Technology
03/26/15
20150086799
new patent

Organic polymer compounds suitable for forming positive a-type retarders and methods of production thereof


An organic polymer solution may include about 0.1%-30% by weight of a specific polymer having rigid rod-like molecules. These molecules may include various cores, spacers, and sides groups to ensure their solubility, viscosity, and cross-linking ability.
Light Polymers Holding
03/26/15
20150086784
new patent

Method for manufacturing optical fiber base material and optical fiber base material


The present invention provides a method for manufacturing an optical fiber base material and an optical fiber base material, the method including: arranging a rod containing sio2 family glass for core, in a container; pouring a sio2 glass raw material solution for cladding layer and a hardener into the container, the glass raw material solution containing a hardening resin; solidifying the glass raw material solution through a self-hardening reaction; and then drying the solidified material and heating the solidified material in chlorine gas, to manufacture an optical fiber base material in which a sio2 cladding layer is formed in an outer periphery of the rod containing sio2 family glass for core.. .
Kohoku Kogyo Co., Ltd.
03/26/15
20150086781
new patent

Pressure-sensitive adhesive composition


Provided are a pressure-sensitive adhesive composition, an optical member, a polarizing plate and a display device. The pressure-sensitive adhesive composition having physical properties required for an optical member using a particular block copolymer and an antioxidant or a photostabilizer, which forms a fine phase change region in a crosslinking structure, and particularly having excellent bending preventability and storage stability may be provided.
Lg Chem, Ltd.
03/26/15
20150086705
new patent

Donor sheet and light induced forward transfer manufacturing


A light induced forward transfer manufacturing method provides for transfer of material from a donor sheet. A donor sheet is used that comprises a trench in a surface of the donor sheet, with transfer material in the trench.
Imec Vzw
03/26/15
20150086671
new patent

Laminated film


A width-direction multilayer laminated film having a large area and uniform optical properties is provided. A light guide, a light diffusion film, a light collecting film, a viewing angle control film, and an optical waveguide film, which are low cost and have excellent optical properties, as well as an illuminating device, a communication device, and a display using these films.
Toray Industries, Inc.
03/26/15
20150086608
new patent

Matrix and device and use thereof for optically-controlled release of chemicals


A porous polymeric matrix and a device for optically-controlled release of chemicals allow a controlled and localized administration of a chemical species, by exploiting the thermosensitivity of amphiphilic supramolecular structures used as reservoir without this requesting a direct heating, at the same time by guaranteeing a precise dosage and positioning of the release of the chemical species.. .
Consiglio Nazionale Delle Ricerche
03/26/15
20150086293
new patent

Optical fiber unit for optical fiber sensor


An optical fiber unit enables secure grasping of an optical fiber sensor via a jig while avoiding damage to an optical fiber cable. The optical fiber unit for the optical fiber sensor includes an optical fiber cable, a shaft, and a head.
Omron Corporation
03/26/15
20150086220
new patent

Optical communication techniques


Techniques relating to optical communications are illustrated. In an example, a system for optical communications includes a laser emitting device including an emission surface for emission of a laser beam.
Hewlett-packard Development Company, L.p.
03/26/15
20150086219
new patent

Enhanced optical modulation using slow light


A photonic integrated circuit (pic) is described. This pic includes a semiconductor-barrier layer-semiconductor diode in an optical waveguide that conveys an optical signal, where the barrier layer is an oxide or a high-k material.
Oracle International Corporation
03/26/15
20150086218
new patent

Dispersion management for inhomogeneous fiber-optic links


Methods and apparatus for managing the effects of dispersion in an optical transport system in which some of the system's nodes are connected to one another via inhomogeneous fiber-optic links. In one embodiment, an optical transmitter is configured to apply electronic and/or optical dispersion pre-compensation in the amount selected to cause the peak-to-average-power ratio of the optical signal in the lower-dispersion portion of the link to be relatively low (e.g., close to a minimum value).
Alcatel-lucent Usa Inc.
03/26/15
20150086217
new patent

N2 times pulse energy enhancement using coherent addition of n orthogonally phase modulated periodic signals


A method for increasing energy in a pulse optical beam is provided. The method may include: receiving an optical input beam having a period pulse train with a given repetition frequency; splitting the input beam into n optical signals; phase modulating each signal in the n optical signals at a different phase, such that the n optical signal are orthogonal to each other; and coherently combining each of the phase modulated signals into a single optical output beam..
The Regents Of The University Of Michigan
03/26/15
20150086216
new patent

Level spacing for m-pam optical systems with coherent detection


An apparatus includes an optical transmitter configured to provide an optical signal amplitude-modulated among m different levels. A constellation control module is configured to provide a drive signal to control the optical signal.
Alcatel-lucent Usa Inc.
03/26/15
20150086215
new patent

Bit loading for optical discrete multi-tone transmission


System and method embodiments are provided for bit loading for optical discrete multi-tone transmission (dmt). In an embodiment, a method for bit loading for optical dmt transmission or reception includes receiving, at a processor, a bit data stream, wherein the bit data stream comprises a plurality of subcarriers; assigning, with the processor, a code rate to each of a plurality of forward error correction (fec) encoders/decoders according to a mapping of a signal-to-noise-ratio (snr) to a code rate for each of the subcarriers or subcarrier groups, wherein each fec encoder/decoder corresponds to a respective one of the subcarriers or a respective subcarrier group; and assigning, with the processor, a modulation format to each subcarrier or each subcarrier group according to a mapping of an snr for each subcarrier or subcarrier group to a bit number for a corresponding subcarrier or subcarrier group..
Futurewei Technologies, Inc.
03/26/15
20150086214
new patent

Tuning device for pluggable optical transceivers


A tuning device for a pluggable xfp and sfp+ and dwdm transceiver devices. Also provided are applications for cwdm xfp, and sfp+ and future form factors as well as dwdm and cwdm sfp.
Champion Optical Network Engineering, Llc
03/26/15
20150086213
new patent

Led light communication system


An led light and communication system includes at least one optical transceiver, the optical transceiver including a light support and a processor. The light support has a plurality of light emitting diodes and at least one photodetector attached thereto, the light emitting diodes receiving power from a power source.
Federal Law Enforcement Development Services, Inc.
03/26/15
20150086212
new patent

System and methods for fiber and wireless integration


Embodiments of the present invention pertain to optical wireless architecture and, in particular, to novel optical architecture to provide fiber-optic and wireless communication systems, links, and access networks. Certain embodiments of the invention pertain to a novel method and apparatus to provide 109.6 gb/s capacity over spans of 80-km smf and 2×2 mimo.
Zte Corporation
03/26/15
20150086211
new patent

Pluggable active optical module with managed connectivity support and simulated memory table


A pluggable active optical module (aom) having an electrical connector at a first end and one or more optical adapters at a second end is disclosed. The aom includes a storage device interface at the second end, and a programmable processor coupled to the storage device interface and one or more first contacts of the electrical connector.
Adc Telecommunications, Inc.
03/26/15
20150086210
new patent

Wireless flat optical connector


Provided herein is a system that includes a communication link between a first electronic device and a second electronic device. The communication link includes a first flat connector disposed in the first electronic device and a second flat connector disposed in the second electronic device.
03/26/15
20150086209
new patent

Arrangement in a mobile network


An arrangement in a network (10), comprising: a site node (100) arranged to comprise a base station (120), the base station (120) being adapted for termination of wireless communication, and a central node (140) arranged to comprise a service unit (160), the service unit (160) being adapted for communication with the base station (120), wherein the central node (140) comprises a central switch unit (155), adapted for switching of data between the base station (120) and the service unit (160), wherein the base station (120) and the central switch unit (155) are optically connected, thus enabling that communication is carried by light.. .
Telefonaktiebolaget L M Ericsson (publ)
03/26/15
20150086207
new patent

Comb laser optical transmitter and roadm


A device may use a comb laser in dense wavelength division multiplexed transmitter and/or reconfigurable optical add or drop multiplexer. The device may include a comb laser to provide a source beam having a plurality of wavelengths.
Verizon Patent And Licensing Inc.
03/26/15
20150086206
new patent

Fiber optic sensing systems and methods of operating the same


A fiber optic sensing system. The fiber optic sensing system includes an optical source adapted to provide an optical signal at a plurality of wavelengths.
Us Seismic Systems, Inc.
03/26/15
20150086205
new patent

Open shortest path first extensions in support of wavelength switched optical networks


A network component comprising a generalized multiprotocol label switching (gmpls) control plane controller configured to implement a method comprising transmitting a message to at least one adjacent control plane controller, wherein the message comprises a type-length-value (tlv) indicating routing and wavelength assignment (rwa) information, wherein the tlv comprises a node attribute tlv, a link set tlv, or both, and wherein the tlv further comprises at least one sub-tlv indicating additional rwa information. A method comprising communicating an open shortest path first (ospf) link state advertisement (lsa) message comprising a tlv with at least one sub-tlv to a gmpls control plane controller, wherein the tlv comprises a node attribute tlv, a link set tlv, or both, and wherein the tlv further comprises at least one sub-tlv indicating rwa information..
Futurewei Technologies, Inc.
03/26/15
20150086204
new patent

Frequency-diversity mimo processing for optical transmission


An optical transport system configured to transmit information using two or more modulated optical carriers spaced at spectral intervals that are smaller than the baud rate. An example optical receiver in the optical transport system includes a signal equalizer configured to implement frequency-diversity multiple-input/multiple-output signal processing directed at canceling the effects of inter-carrier interference caused by the spectral overlap between adjacent modulated optical carriers to enable the optical receiver to recover individual data streams encoded onto the different modulated optical carriers at the corresponding optical transmitter(s).
Alcatel-lucent Usa Inc.
03/26/15
20150086203
new patent

Method and optical node construction using field programmable photonics


Example embodiments of the present invention relate to an optical signal processor comprising of at least one wavelength processing device, a plurality of optical amplifying devices, and a least one field programmable photonic device.. .
03/26/15
20150086201
new patent

Data multiplexing and mixing of optical signals across propagation modes


An apparatus, e.g. An optical device, includes an optical transmitter and a mixer.
Alcatel-lucent Usa Inc.
03/26/15
20150086200
new patent

Space to wavelength superchannel conversion


An apparatus inputs an input configured to receive an input optical signal, and an output configured to output an output optical signal. A superchannel converter is coupled between the input and the output.
Alcatel-lucent Usa Inc.
03/26/15
20150086199
new patent

Compact two-stage optical amplifier


Various exemplary embodiments relate to an optical amplifier, including: a multicore rare-earth doped optical fiber with a first plurality of cores associated with a first stage of the optical amplifier and a second plurality of cores associated with a second stage of the optical amplifier; a three dimensional (3d) waveguide configured to couple input space division multiplexed (sdm) channels into the first plurality of cores at a first end of the multicore rare-earth doped optical fiber and to couple channels from the second plurality of cores to output sdm channels; a reflector configured to optically interconnect the first plurality of cores to the second plurality of cores; and pump laser coupled to the multicore rare-earth doped optical fiber configured to produce laser pump light to pump the multicore rare-earth doped optical fiber.. .
Alcatel -lucent Usa, Inc.
03/26/15
20150086198
new patent

Ultrafast high resolution optical channel monitor


Described herein is an optical channel monitor (1) including a protective housing (3), an input port (5) disposed in the housing (3) and configured for receiving at least one input optical signal (7) including one or more optical channels separated by wavelength. A wavelength configurable laser (9) is located within the housing (3) and is configured to provide an optical reference signal (11) at a first wavelength (λr).
Finisar Corporation
03/26/15
20150086197
new patent

Photodetection device, photodetection method, and optical transmission device


The light reception unit is disposed behind each of a plurality of light sources that emits signal lights having mutually different wavelengths in a forward direction and receives a backlight emitted backward from each of the light sources. The synchronizing signal generation unit generates a synchronizing signal serving as an electric signal synchronized in phase with a drive signal for driving each of the light sources.
Fujitsu Limited
03/26/15
20150086195
new patent

Drop discriminating network alarm system utilizing a single sensing fiber


A method is provided for detecting movement indicative of intrusion events on optical drop fibers of a network where the individual drop fiber can be identified to locate the event. The method uses a monitor system at the network end and multiplexing the monitor signal along the individual fibers to the respective terminals.
Network Integrity Systems, Inc.
03/26/15
20150086194
new patent

Hands-free optical fiber testing using optical loss test instrument


A method for testing the operation of an optical fiber cable in a communication network using an optical loss test set (olts) instrument includes receiving a range of identifiers of fibers to be tested. Identifiers of a first fiber set to be tested are displayed.
Fluke Corporation
03/26/15
20150086193
new patent

Fiber-nonlinearity pre-compensation processing for an optical transmitter


An optical transmitter configured to mitigate the adverse effects of fiber nonlinearity by altering the transmitted constellation symbols based on specific nonlinear characteristics of a fiber-optic link over which the optical transmitter is configured to transmit and on an a priori estimate of the nonlinear component of the optical-signal distortion in that fiber-optic link. In an example embodiment, each constellation symbol is altered by a respective perturbation amount determined using (i) a calculated or measured nonlinear transfer function corresponding to the fiber-optic link and (ii) a set of neighboring constellation symbols that are expected to contribute to the nonlinear distortion of the optical signal carrying the present constellation symbol due to the fiber nonlinearity.
Alcatel-lucent Usa Inc.
03/26/15
20150086192
new patent

Determining method, determining optical module, and optical communication apparatus


In order to determine a connection state of an optical fiber that connects a transmitting terminal and a plurality of receiving terminals, a test signal having a wavelength corresponding to a wavelength of an optical signal capable of being received at one receiving terminal among the plurality of receiving terminals is generated by clipping a portion of amplified spontaneous emission light. The generated test signal is transmitted through the optical fiber.
Fujitsu Limited
03/26/15
20150086191
new patent

Method and optical transmitter and receiver redundancy within a directionless optical node


Example embodiments of the present invention relate to an optical node comprising of at least two degrees, a plurality of directionless add/drop ports, a plurality of primary wdm transmitters and receivers, and at least one protection wdm transmitter and receiver, wherein the at least one protection wdm transmitter and receiver can transmit and receive in place of any of the plurality of primary wdm transmitters and receivers.. .
03/26/15
20150086190
new patent

Light-quantity control apparatus and optical apparatus


A light-quantity control apparatus includes a light-quantity control blade movable along a curved path preformed between a first optical member and a second optical member, and a blade driver configured to rotate the light-quantity control blade along the curved path. A light-quantity control apparatus includes a light-quantity control blade movable along a curved path preformed between a first optical member and a second optical member, and a blade driver configured to rotate the light-quantity control blade along the curved path.
Canon Denshi Kabushiki Kaisha
03/26/15
20150086170
new patent

Fiber optic component holding device


A holding device for holding cylindrical fiber optical components comprising at least one stackable body each having at least one recess adapted to receive cylindrical fiber optical components.. .
Adva Optical Networking Se
03/26/15
20150086169
new patent

Compositions, optical component, system including an optical component, devices, and other products


The present inventions relate to optical components which include quantum confined semiconductor nanoparticles, wherein at least a portion of the nanoparticles include a ligand attached to a surface thereof, the ligand being represented by the formula: x-sp-z, wherein: x represents a primary amine group, a secondary amine group, a urea, a thiourea, an imidizole group, an amide group, an other nitrogen containing group, a carboxylic acid group, a phosphonic or arsonic acid group, a phosphinic or arsinic acid group, a phosphate or arsenate group, a phosphine or arsine oxide group; sp represents a spacer group, such as a group capable of allowing a transfer of charge or an insulating group; and z represents: (i) a reactive group capable of communicating specific chemical properties to the nanocrystal as well as provide specific chemical reactivity to the surface of the nanocrystal, and/or (ii) a group that is cyclic, halogenated, or polar a-protic. Compositions, systems, kits, films, inks, and tfel lamps are also disclosed..
Qd Vision, Inc.
03/26/15
20150086168
new patent

Binder film for a fiber optic cable


A fiber optic cable includes a core and a binder film surrounding the core. The core includes a central strength member and core elements, such as buffer tubes containing optical fibers, where the core elements are stranded around the central strength member in a pattern of stranding including reversals in lay direction of the core elements.
Corning Cable Systems Llc
03/26/15
20150086167
new patent

Optical fiber unit for optical fiber sensor


Disclosed is an optical fiber unit that improves the degree of freedom in setting a jig. The unit includes an optical fiber cable, a shaft, and a head.
Omron Corporation
03/26/15
20150086165
new patent

Optical receptacle and optical module provided with same


In an embodiment, an optical receptacle includes a first lens face that is disposed on a first surface 2a on a photoelectric conversion device 3 side in an optical receptacle main body so that a portion of light of the light of a light-emitting element 7 is incident thereon, a first reflective surface 14 that is disposed on a second surface 2b on the side opposite to the first surface 2a and reflects the light that has been incident on the first lens face 11, and a second reflective surface 16 that is disposed on the first surface 2a continuously with the first lens face 11 so that a remaining portion of light of the light of the light-emitting element 7 is incident thereon and reflects the incident remaining portion of light towards a light-receiving element 8 as monitor light are included.. .
Enplas Corporation
03/26/15
20150086164
new patent

Apparatus having housing in which optical fiber is provided


According to an aspect of the apparatus of the present invention, wind generated by a cooling fan blows in a housing, and a port is optically connected with an optical module via an optical fiber. Further, a shielding wall is provided to an optical fiber arranging member, which supports and guides the optical fiber, so as to prevent the optical fiber from being exposed to the wind..
Fujikura Ltd.
03/26/15
20150086163
new patent

Optical waveguides


An optical waveguide (2) arranged to transmit light under total internal reflection has a first diffractive grating region (8) arranged to receive light and diffract the received light along the optical waveguide (2), an intermediate diffraction grating (10) optically coupled to the first diffractive grating region (8) arranged to expand received light in a first dimension and a second diffractive grating region (9) optically coupled to the intermediate diffraction grating (10) arranged to expand light in a second dimension, orthogonal to the first dimension and to output the light expanded in the first and second dimensions from the optical waveguide (2) by diffraction. The first and second diffractive grating regions (8,9) are fabricated as a common grating whereas the second grating is fabricated above the common grating in an area where the common grating is erased by a coating..
Bae Systems Plc
03/26/15
20150086162
new patent

Optical transmission module and endoscope


An optical transmission module includes: an optical device having a light emitting section that outputs light of an optical signal; an optical fiber that transmits the optical signal; a holding member in which a distal end portion of the optical fiber is inserted into a through hole having an inner diameter equivalent to an outer diameter of the optical fiber, and that is disposed on the optical device; and a lens section that is disposed in an opening on the optical device side of the through hole of the holding member, and that concentrates the light.. .
Olympus Corporation
03/26/15
20150086161
new patent

Optical fiber link with primary and compensating optical fibers


An optical fiber link that utilizes concatenated primary and compensating multimode optical fibers is disclosed. The primary optical fiber has a first relative refractive index profile with a first alpha value α40 of about 2.1 that provides for a minimum amount of intermodal dispersion of guided modes at a peak wavelength λp40 in the range from 840 nm to 860 nm, and has a first bandwidth bw40 of 2 ghz·km or greater.
Corning Incorporated
03/26/15
20150086160
new patent

Optical transport fibre and producing same


In summary, an optical transportation fiber (10) for transmitting laser beams (s0) comprises at least one fiber core (1), at least one fiber jacket (2, 3) and one sheath (5) encompassing the fiber jacket (2, 3), wherein an interlayer (4), the refraction index of which is lower than a refraction index of the corresponding fiber jacket (2, 3) being in contact with the interlayer (4), is provided between the fiber jacket (2, 3) and the sheath (5). Thereby, the fiber (10) is formed with at least one outputting means (11)..
Trumpf Laser Gmbh + Co. Kg
03/26/15
20150086159
new patent

Fiber optic mode scrambler and a manufacturing thereof


A fiber optic mode scrambler includes a multi-mode optical fiber formed with a core and a cladding around the core and a non-adiabatic cross-sectional shape change zone in the optical fiber. The fiber further has a bending region extending over a length of the optical fiber.
Rofin-sinar Laser Gmbh
03/26/15
20150086158
new patent

Multi-mode phase-shifting interference device


A multi-mode interference (mmi) device includes a substrate layer, a core layer deposited on the substrate layer for propagating an optical signal, and a cladding layer deposited on the core layer for guiding the optical signal. The core layer includes a core section suitable for propagating multiple optical signals having different wavelengths.
Mitsubishi Electric Research Laboratories, Inc.
03/26/15
20150086157
new patent

Photonic lantern spatial multiplexers with mode selectivity


A photonic lantern spatial multiplexer that provides mode selectivity includes a multimode optical waveguide and a plurality of single mode optical waveguides. The single mode cores of the single mode optical waveguides merge with the multimode core of the multimode optical waveguide.
Alcatel-lucent Usa Inc.
03/26/15
20150086156
new patent

Reinforced multi-body optical devices


A reinforced multi-body optical device that in one embodiment includes a multi-body optical device having a thickness that is less than or equal to about 1.0 millimeter and a supporting plate bonded without epoxy to the multi-body optical device. In an embodiment the supporting plate has a coefficient of thermal expansion (cte) that is within about 0.5 parts per million of the cte of the multi-body optical device..
Finisar Corporation
03/26/15
20150086154
new patent

Overvoltage protection component and an assembly of integrated circuit chips having said overvoltage protection component


A device includes integrated circuit chips mounted on one another. At least one component for protecting elements of a second chip is formed in a first chip.
Stmicroelectronics Sa
03/26/15
20150086153
new patent

Optical device having a stepwise or tapered light input/output part and manufacturing method therefor


In a method of manufacturing an optical device including an optical waveguide having a core, a cladding and a light input/output part through which a light beam is input or output, a substrate is prepared which is provided with a uniform thickness of single-crystalline film having its constituent atoms forming a diamond lattice structure and its surface being neither the (111) plane nor its equivalent planes. In the single-crystalline film, a precursor structure is formed which has a precursor of light input/output part.
Photonics Electronics Technology Research Association
03/26/15
20150086152
new patent

Quasioptical waveguides and systems


Various embodiments include systems and methods to communicate along pipes using a conductive waveguide at quasioptical frequencies. The communication can be conducted as propagation to and from a tool at the quasioptical frequencies.
Halliburton Energy Services, Inc.
03/26/15
20150086151
new patent

Stabilization of an injection locked harmonically mode-locked laser via polarization spectroscopy for frequency comb generation


Stabilization of an injection locked optical frequency comb is achieved through polarization spectroscopy of an active laser cavity, eliminating optical pm sidebands inherent in previous stabilization methods. Optical snr of 35 db is achieved.
University Of Central Florida Research Foundation, Inc.
03/26/15
20150086149
new patent

Tunable silicon grating couplers


A photonic integrated circuit (pic) is described. This pic includes a grating coupler for surface-normal coupling that has an alternating pattern of grating teeth and grating trenches, where the grating trenches are filled with an electro-optical material.
Oracle International Corporation
03/26/15
20150086148
new patent

High harmonic optical generator


A high harmonic optical generator comprising a laser arrangement for emitting a beam of polarized radiation at a fundamental frequency and an optical waveguide having a hollow core for a gaseous harmonic generation medium for the generation of high harmonics of the fundamental frequency, the optical waveguide having an optical propagation axis along the hollow core, the laser arrangement is configured to couple the beam of polarized radiation along the propagation axis of the hollow core optical waveguide to provide a beam of optical driving radiation for the high harmonic generation, the optical driving radiation having a plane of polarization that rotates about the propagation axis.. .
Isis Innovation Limited
03/26/15
20150086082
new patent

Parallel correlation method and correlation apparatus using the same


A parallel correlation method and a correlation apparatus are provided, which can be adapted for an optical navigation device. The method includes: generating a reference array corresponding to a reference image and a compare array corresponding to a first compare image captured are generated; storing the reference array in a first memory bank such that the reference pixel values of an ith column thereof are indexed by the respective ith column; storing the compare array in a second memory bank such that the compare pixel values of a jth column thereof are indexed by the respective jth column; fetching the compare pixel values from the second memory bank and the corresponding reference pixel values with column indexing to simultaneously compute the correlation between the reference array and the compare array for a l×m correlation array, wherein m, i, and j are integers..
Pixart Imaging Inc.
03/26/15
20150086069
new patent

Extracting card data using iin database


Extracting card data comprises receiving, by one or more computing devices, a digital image of a card; perform an image recognition process on the digital representation of the card; identifying an image in the digital representation of the card; comparing the identified image to an image database comprising a plurality of images and determining that the identified image matches a stored image in the image database; determining a card type associated with the stored image and associating the card type with the card based on the determination that the identified image matches the stored image; and performing a particular optical character recognition algorithm on the digital representation of the card, the particular optical character recognition algorithm being based on the determined card type. Another example uses an issuer identification number to improve data extraction.
Google Inc.


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