|| List of recent Optical-related patents
|Variable density scanning|
Systems and techniques for varying a scan rate in a measurement instrument. The techniques may be used in scanning probe instruments, including atomic force microscopes (afms) and other scanning probe microscopes, as well as profilometers and confocal optical microscopes.
Oxford Instruments Plc
|Optical disk drive having a carrying roller that contacts a surface of an optical disk|
Provided is an optical disk drive including a carrying roller for carrying an optical disk in a first direction. The carrying roller includes a first roller portion and a second roller portion which are aligned in a second direction along the optical disk and orthogonal to the first direction and which are so disposed as to make contact with a surface on one side of the optical disk.
Sony Computer Entertainment Inc.
|Optical disk drive|
Provided is an optical disk drive including a turntable on which an optical disk is mounted and which rotates the optical disk, a chuck pulley movable in the direction of an axis of the turntable between a first pulley position spaced from the turntable and a second pulley position which is close to the turntable and in which the chuck pulley grips the optical disk together with the turntable, the chuck pulley being attracted toward the turntable by a magnetic force, and a pulley operating mechanism for moving the chuck pulley between the first pulley position and the second pulley position. The pulley operating mechanism, at the time of moving the chuck pulley between the first pulley position and the second pulley position, inclines the chuck pulley in relation to the turntable, and brings the chuck pulley closer to or away from the turntable..
Sony Computer Entertainment Inc.
|Dynamic formation of symmetric multi-processor (smp) domains|
Symmetric multi-processor (smp) nodes are dynamically configured via smp sockets that use smp optically-connected switches to dynamically connect smp optically-connected links connected to the smp nodes to form smp domains based on best matched expected workloads for coherent traffic for exchanging smp coherent information. The smp nodes are dynamically added to one of the smp domains and/or dynamically removed from one of the smp domains..
International Business Machines Corporation
|Methods and systems for electronic payment for parking in gated garages|
The methods describe the use of handset apps in garages currently using paper tickets or id tokens in ways that minimize disruption to the existing infrastructure. The techniques include automatic recognition of garage/gate id, automatic identification of paper ticket id without optical scanning, and direct payment in manually operated garages, including those using valet parking..
Transparent Wireless Systems, Llc
|Quantitative elemental profiling in optical emission spectroscopy|
The current invention considers the spectrum as a multimodal distribution over a list of structures containing the wavelength as the main entry and the other information mentioned above in the list as additional entries. Each line is then given a probability of contributing to the spectral line.
University Of Central Florida Research Foundation, Inc.
|Robot system and calibration the robot system|
A control apparatus calculates a calibration value based on a position in the robot coordinate system 41 and a position in the vision coordinate system 42, for at least three teaching points set within a calibration area. Markers 21 of two of the three teaching points have the same inclination in relation to an optical axis of a camera 3 as a visual sensor, and the two points are placed on different positions of the same plane normal to the optical axis.
Canon Kabushiki Kaisha
|Masked intraocular implants and lenses|
Intraocular implants and methods of making intraocular implants are provided. The intraocular implants can improve the vision of a patient, such as by increasing the depth of focus of an eye of a patient.
|Device and endovascular treatment for causing closure of a blood vessel|
An endovascular laser treatment device for causing closure of a blood vessel uses an optical fiber adapted to be inserted into a blood vessel. An inner sleeve is arranged around a distal portion of the optical fiber core such that both distal ends of the inner sleeve and the optical fiber core form an enlarged light emitting face.
|Fluid level detection system|
A medical device fluid sensing system in provided. The system includes a transmitter array positioned in association with a fluid maintaining device, such as a reservoir in a cassette.
Abbott Medical Optics Inc.
Apparatus, system, and generating photo-biologic minimum biofilm inhibitory concentration of infrared light
Systems and methods are disclosed herein for prophylactic application of near-infrared optical energies and dosimetries to photo-biologically inhibit accelerations or intensifications in biofilm production, after a bacterial or fungal pathogen is challenged with an antibiotic or antifungal agent. This photo-biologic minimum biofilm inhibitory concentration (pmbic) of infrared light will lower the minimum inhibitory concentration (mic) necessary of an antibiotic and/or antifungal molecule necessary to decrease bacterial and fungal pathogens in human tissues.
Nomir Medical Technologies, Inc.
System and optical detection of skin disease
An optical system for the detection of skin disease, such as melanoma, acquires images of a lesion on a subject's skin at different wavelengths and utilizes a sweeping arm rotating about the lesion in a clock-like sweep to produce diagnostically relevant metrics and classifiers from the image data so as to enhance detection of the skin disease.. .
The Rockefeller University
Methods for measuring changes in optical properties of wound tissue and correlating near infrared absorption(fnir) and diffuse refelectance spectroscopy scattering (drs) with tissue neovascularization and collagen concetration to determine whether wound is healing
Optical changes of tissue during wound healing measured by near infrared and diffuse reflectance spectroscopy are shown to correlate with histologic changes. Near infrared absorption coefficient correlated with blood vessel in-growth over time, while diffuse reflectance spectroscopy (drs) data correlated with collagen concentration.
Philadelphia Health & Education Corporationd D/b/a Drexel University College Of Medicine
Insertable lighting device
The present invention relates to an insertable lighting device that includes an optical fiber assembly 40 that resides slidably within the elongated interior cavity 58 of an introducer sheath 10 that includes an incision blade 12 on the first (or forward) end 49 thereof, which can be inserted through a cavity wall 32 and into an internal cavity 97. The introducer sheath 10 is also slidably positionable over and along the optical fiber assembly 40.
Endoscope operating endoscope system
An endoscope system includes an insertion portion, an objective optical window, an image pickup device, a position/direction detection section that acquires position information of the objective optical window, and a memory that records the subject internal image acquired by the image pickup device in association with the position information of the objective optical window. The endoscope system aligns the position information of the objective optical window with a reference position of a predetermined organ in the subject in a coordinate system of a three-dimensional model image based on an amount of change or the like of the subject internal image information in the subject and generates an image with the subject internal image pasted onto the two-dimensional model image of the predetermined organ which is the three-dimensional model image two-dimensionally developed in which the position of the objective optical window is associated with the position in the coordinate system..
Olympus Medical Systems Corp.
Small single-port arthroscopic lavage, directed tissue drying, biocompatible tissue scaffold and autologous regenerated cell placement delivery system
A system for performing arthroscopic lavage, directed tissue drying, and the accurate placement of a biocompatible tissue scaffold for the adherence of autologous regenerated cells through a small single port of entry into a joint compartment. The system is comprised of a handpiece having valves for irrigation and suctioning and a dual valve swivel cannula attached to the handpiece.
Polystyrene-based resin composition and light guide plate formed by molding same
Provided are: a polystyrene-based resin composition which has low water absorption, excellent suppression of warping or dimensional changes in a molded article, and excellent optical properties, and is suitable for producing a shaped light guide plate of excellent mold separation performance; and a light guide plate obtained by molding the polystyrene-based resin composition. This polystyrene-based resin composition contains 100 parts by mass of a styrene-based resin and 0.02 to 0.2 parts by mass of a phosphorus-based antioxidant, wherein the amount of 4-t-butylcatechol contained per 1 g of styrene-based resin is 1 to 6 μg..
Ps Japan Corporation
Solid forms comprising optically active pyrazolylaminoquinazoline, compositions thereof, and uses therewith
Solid forms comprising pyrazolylaminoquinazoline, compositions comprising the solid forms, methods of making the solid forms and methods of their use for the treatment of various diseases and/or disorders are disclosed.. .
Ambit Biosciences Corporation
Time-of-flight camera with guided light
A gaming system comprising a time-of-flight 3d camera and related method for illuminating a camera field of view and capturing return image light are disclosed herein. In one example, the time-of-flight 3d camera includes a light source configured to emit source light along an optical axis, and a collimator configured to receive and collimate the source light to create collimated light.
Method of controlling polishing
A method of controlling polishing includes polishing a substrate of a non-metallic layer undergoing polishing and a metal layer underlying the non-metallic layer; storing a metal reference spectrum, the metal reference spectrum being a spectrum of light reflected from a same metal material as the metal layer; measuring a sequence of raw spectra of light reflected from the substrate during polishing with an in-situ optical monitoring system; normalizing each raw spectrum in the sequence of spectra to generate a sequence of normalized spectra, of which normalizing includes a division operation where the measured spectrum is in the numerator and the metal reference spectrum is in the denominator; and determining at least one of a polishing endpoint or an adjustment for a polishing rate based on at least one normalized predetermined spectrum from the sequence of normalized spectra.. .
Applied Materials, Inc.
Method of fabricating semiconductor device
A method of fabricating a semiconductor device is provided. An etch-target layer is formed on a substrate.
Optical device structure using gan substrates and growth structures for laser applications
Optical devices having a structured active region configured for selected wavelengths of light emissions are disclosed.. .
Soraa Laser Diode, Inc.
Electrostatic phosphor coating light emitting structures and packaged light emitting diodes including phosphor coating
Methods are disclosed including applying a layer of binder material onto an led structure. A luminescent solution including an optical material suspended in a solution is atomized using a flow of pressurized gas, and the atomized luminescent solution is sprayed onto the led structure including the layer of binder material using the flow of pressurized gas..
Biomarker sensing based on nanofluidic amplification and resonant optical detection
Provided is a sensor platform that includes a substrate, a plurality of nanochannels disposed on the substrate, and a plurality of electrodes, a waveguide disposed on the substrate and an analysis chamber and a reference chamber disposed on the substrate. Each electrode extends substantially across a width of the plurality of nanochannels.
Cell sorting system and methods
Apparatus and methods are provided for a microfabricated fluorescence activated cell sorter based on a switch for rapid, active control of cell routing through a microfluidic channel network. This sorter enables low-stress, highly efficient sorting of populations of small numbers of cells (i.e., 1000-100,000 cells).
Device and performing blood thromboelastographic assays by magnetic sensing
A magnetic sensor elastometry device (msed) and a method to perform the whole blood thromboelastography assay. It contains key components, including sample cuvette, detecting head, rotating disc, optical motion detector, and etc; and measures viscoelasticity of whole blood samples.
Biomedica Usa, Llc
Blood cell counting device and method
A device for use in imaging a liquid sample comprises an inlet for accepting the sample, a connection conduit and a detection chamber for detection of the sample, preferably optical detection of the sample. The connection conduit connects the inlet to the detection chamber and contains one or more dry reagents for reaction with the sample as the sample passes through the connection conduit.
Method and kit for measuring interaction between molecules
The present invention relates to methods of measuring interaction between a first and a second molecule, for example a protein and an antibody, by conjugation of one of these molecules with nanoparticles, and measuring the interaction between the first and second molecule via changes in the optical properties of the nanoparticles. The present invention further relates to methods of coating nanoparticles..
Electronic unit, optical disk unit, display unit, and image pickup unit
An electronic unit includes: an electronic device; and a protective film including an aluminum oxide layer and silicon oxide, the aluminum oxide layer with which the electronic device is covered, and the silicon oxide being scattered on a surface of the aluminum oxide layer.. .
Photocurable sheet-type adhesive composition for optical use
The present invention is a photocurable sheet-shape adhesive for optical use, which contains the following components (a) to (d): (a) 100 parts by mass of a urethane (meth)acrylate oligomer having a weight average molecular weight of 20,000 to 100,000; (b) 3 to 70 parts by mass of a phenoxy resin having a glass transition temperature of 50 to 120° c.; (c) 0.1 to 10 parts by mass of a photopolymerization initiator; and (d) 1 to 50 parts by mass of a (meth)acrylate monomer which has 8 to 30 repeated blocks having an ether linkage in the molecule and containing at least one (meth)acryloyl group in the molecule.. .
Hard coating composition
Provided is a hard coating composition with which optical interference and a blue discoloration due to ultraviolet rays do not occur when applied to an ultrahigh refractive index organic glass with a refractive index exceeding 1.67. The hard coating composition is applied to an optical component body formed of an organic glass.
Itoh Optical Industrial Co., Ltd.
Modified particle purification method and manufacturing method, modified particles, functional material, optical member, heat transfer member, and coverage rate analysis device and coverage rate analysis method
According to the present invention, a solvent having particles with a primary particle diameter of less than 100 nm to which a surface modification agent is bonded and also having compounds not bonded to the respective surfaces of the particles is made to contact a trap material larger than the particles while the solvent is in a supercritical state. The compounds in the solvent not bonded to the respective surfaces of the particles are trapped by the trap material and removed..
Sharp Kabushiki Kaisha
Removable water-dispersible pressure-sensitive adhesive composition, pressure-sensitive adhesive sheet and optical component
There is provided a removable water-dispersible pressure-sensitive adhesive composition to form a pressure-sensitive adhesive layer of a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability. There are also provided a pressure-sensitive adhesive sheet capable of exhibiting good curl regulatability, and an optical component having the pressure-sensitive adhesive sheet laminated thereon.
Nitto Denko Corporation
Pressure-sensitive adhesive composition, pressure-sensitive adhesive layer, pressure-sensitive adhesive sheet, surface protective sheet, optical surface protective sheet, and optical film with surface protective sheet
[in (c1) to (c3), r1 is a monovalent organic group, each of r2 to r4 is an alkylene group, r5 is a hydrogen or an organic group, and each of a and b is an integer of 0 to 1000 (however, they are not 0 at a time); in (c1), each of m and n is an integer of 0 to 1000 (however, they are not 0 at a time); and in (c2) and (c3), m is an integer of 1 to 2000.]. .
Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
A silver-based magnesium alloy thin film is provided for the semi-reflective coating layer of optical discs. This alloy has moderate to high reflectivity and reasonable corrosion resistance in the ambient environment..
Target Technology Company, Llc
Method for manufacturing spectacle lens, and lens holder
When a dyeing treatment is applied to a spectacle lens in a state that the lens is dipped in a dyeing liquid, an optical surface of the spectacle lens is held in a state of facing a sealed space by mounting the spectacle lens on a cup-type lens holding member, and the dyeing treatment is applied to the spectacle lens in a state that one optical surface is dipped in the dyeing liquid and in a state that the other optical surface is not dipped in the dyeing liquid, in two optical surfaces and of the spectacle lens.. .
Coating with photochromic properties, producing said coating and use thereof applicable to optical articles and glazed surfaces
Coating with photochromic properties, method for producing said coating and use thereof applicable to optical articles and glazed surfaces. The coating is formed by the combination of the following three elements: (1) a polymeric matrix, which is typically rigid and deposited on the surface of interest; (2) hollow, sealed micro- and/or nanocapsules dispersed within said matrix; and (3) solutions of photochromic compounds (chosen from a group comprising spirooxazine, azobenzenes or chromenes) in a liquid solvent that does not react (with the photochromic compound and with the capsule wall), which are encapsulated inside said micro- or nanocapsules..
Consejo Superior De Investigaciones Cientificas (csic)
Coherent transponder with enhanced frequency locking
The present document relates to an optical communication system. In particular, the present document relates to the alignment of the laser frequency at a transmitter of the optical communication system and the local oscillator frequency at a coherent receiver of the optical communication system.
Wavelength-tunable laser output method and tunable laser apparatus
The present invention discloses a wavelength-tunable laser output method. The method includes adjusting, by a thermoelectric cooler according to a received control signal, a working temperature of a laser, so that the laser emits a multi-longitudinal mode optical signal corresponding to the current working temperature and the multi-longitudinal mode optical signal corresponds to a transmittance peak of a filter at a peak wavelength; performing, by the filter, filtering processing on the multi-longitudinal mode optical signal to obtain a single-frequency optical signal with a corresponding peak wavelength frequency; reflecting, by a reflector, a part of the single-frequency optical signal back to the laser; and locking, by the laser according to a center wavelength of the received single-frequency optical signal, an operating frequency, and generating and outputting a frequency-locking optical signal with a wavelength that is the same as the center wavelength of the single-frequency optical signal..
Huawei Technologies Co., Ltd.
Plug and play optical transceiver module for electronic devices
Disclosed are optical transceiver modules for use with electronic devices. In one embodiment, an optical transceiver module has a circuit board assembly for receiving and transmitting optical signals with a connector shell that is attached to the circuit board so that the circuit board is disposed outside the shell.
Corning Optical Communications Llc
Method and system for interactive communications
A method for interaction among individuals using mobile communication devices equipped with lasers and optical receivers without requiring use of mobile numbers. An initial message is either communicated in full directly from sending to receiving device or alternatively message contents are first uploaded to a common application server and a unique identification code is transmitted to the receiving device and used to retrieve the full message from the server.
System and coherent detection with digital signal procession
Aspects of the present invention include apparatus and methods for transmitting and receiving signals in communication systems. A multicarrier generator generates a multicarrier signal.
Zte (usa) Inc.
Dynamic control of optical attenuators to enable ip multicast
Methods and systems for distributing multicast signals carried by an incoming light wave are disclosed. According to one aspect, the invention provides a method of controlling an optical device.
Telefonaktiebolaget L M Ericsson (publ)
Communication system, master station device, slave station device, control unit, and communication control method
A communication system in which a master station device is connected to a plurality of slave station devices by an optical transmission line and a plurality of wavelengths are used to perform at least one of downstream communication and upstream communication. The master station device includes: a control unit that assigns a wavelength to be used in communication to the slave station device, and that generates a control signal for notifying the slave station device of the assigned wavelength; and an optical transmitter that transmits the control signal generated by the control unit to the slave station device.
Mitsubishi Electric Corporation
Proactive optical restoration system
A router configured to communicate data with a destination router over an ip path that includes an ip link that uses a first optical path. The router configured to proactively maintain the performance of the communication of data.
Cisco Technology, Inc.
Wavelength selective switch and manufacturing same
An light input/output unit has at least three first ports, including a first input port for inputting light and a first output port for outputting light; at least three second ports, including a second input port for inputting light and a second output port for outputting light; and an alignment port for inputting and outputting alignment light. An optical axis of the input/output light of the first port and an optical axis of the input/output light of the second port differ from each other.
Sumitomo Electric Industries, Ltd.
Optimal positioning of reflecting optical devices
Reflecting optical devices are optimally positioned by an all optical switch in an optically-connected system by transmitting optical power readings taken from an optimal monitoring module that are transmitted to the all optical switch for optimal positioning of a reflecting optical device in order to produce maximum optical output power.. .
International Business Machines Corporation
System, power saving using burst-mode transmission over point-to-point physical connections
A system, method and apparatus for power saving using burst-mode transmission over point-to-point physical connections. In one embodiment, a physical layer device (phy) is provided that includes a data detector that is configured to generate a first control signal upon receipt of a non-idle code group over an interface between the phy and a media access control (mac) device and to generate a second control signal when all data received from the mac device has been transmitted by the physical layer device.
System, a wavelength isolator and methods therein for supervision of a passive optical network
A system for supervision of a passive optical network includes an otdr device, generating n+1 otdr signals of wavelengths λu-λn, and transmitting the signals towards onus. The system includes a splitter having n output branches.
Telefonaktiebolaget L M Ericsson (publ)
Network connection configuration multimedia player and related computer system
A network connection configuration method for a multimedia player includes establishing a wireless fidelity (wi-fi) connection between a mobile device and a network connection device, such that the mobile device obtains a service set identification (ssid) and a password thereof of the network connection device; utilizing an image capture module of the mobile device to capture an optical image corresponding to the multimedia player, so as to establish a wi-fi direct connection between the mobile device and the multimedia player; and establishing another wi-fi connection between the multimedia player and the network connection device according to the wi-fi connection between the mobile device and the network connection device as well as the wi-fi direct connection between the mobile device and the multimedia player.. .
Fiber optic assembly and modular tray therefore
The fiber optic assembly can include two fiber optic breadboards hinged to one another along a coinciding hinge axis. Each one of the fiber optic breadboards can have a flat body having two faces and lateral edges, one of which running alongside the hinge axis, and can have a tessellation of tray locations each having a tray attachment.
Genia Photonics Inc.
Isotopically altered optical fiber
An optical waveguide having a cladding layer formed of high-purity glass, or a cladding layer formed of high-purity isotope-proportion modified glass, and with a core of high-purity isotope-proportion-modified glass with the index of refraction of the core glass greater than the index of refraction of the cladding glass, said high-purity isotope-proportion-modified core material having a si-29-isotope proportion at most 4.447% si-29 (atom/atom) of all silicon atoms in said core, or at least 4.90% of si-29 (atom/atom) atoms in said core, or having a ge-73 isotope proportion of at most 7.2% ge-73 (atom/atom) of all germanium atoms in said core, or at least 8.18% of ge-73 (atom/atom) of germanium atoms in said core region.. .
Gradient optical polymer nanocomposites
Gradient index optical materials are formed by drop by drop dispensing of nanoparticle/monomer suspensions. Refractive index variations are defined by nanoparticle concentrations that can vary in three dimensions.
State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of The Univers
High bandwidth mmf and making
A multimode optical fiber, and a method of making the fiber, are provided according to the following steps and elements: forming a core preform with a graded refractive index that includes silica and an up-dopant; drawing the core preform into a core cane; forming an inner annular segment preform that includes silica soot and an up-dopant surrounding the core cane; and forming a depressed-index annular segment preform that includes silica soot surrounding the inner annular segment preform. The method also includes the steps: forming an outer annular segment preform that includes silica soot and an up-dopant surrounding the depressed-index annular segment preform; doping the inner, depressed-index and outer annular segment preforms simultaneously or nearly simultaneously with a down-dopant; and consolidating the segment preforms simultaneously or nearly simultaneously into inner, depressed-index and outer annular segments..
Optical fiber cable with print protective outer surface profile
An optical communication cable includes a cable body having an outer surface, an inner surface, a channel defined by the inner surface and a longitudinal axis extending through the center of the channel. The outer surface of the cable body defines a profile feature such that the outer surface at the profile feature is asymmetric about the longitudinal axis.
Corning Optical Communications Llc
Optical fiber cable with protective translucent outer layer
An optical communication cable is provided. The optical communications cable includes a cable body having an outer surface, an inner surface and a channel defined by the inner surface.
Corning Cable Systems Llc
Side pump fiber, making same, and optical devices using same
A side pump fiber and a method of making a side pump fiber are provided. A plurality of pump fibers can be joined to a side of a signal fiber, at different locations.
3sae Technologies, Inc.
Low loss passive optical hub for use in the plastic optical fiber networks
A node for a low loss passive optical hub is provided. The low loss passive optical hub includes a 1:n-split fiber and a plastic-optical fiber.
Honeywell International Inc.
An optical module includes a first ferrule, a second ferrule that is aligned with the first ferrule via a positioning pin, a housing including a support part that supports the second ferrule, and a ferrule clip that is fastened to the housing and presses the first ferrule toward the second ferrule.. .
Fujitsu Component Limited
An optical connector has an optical waveguide slit and a pass-through hole. The optical waveguide slit is a hole that extends from an insertion surface of a connector body into the connector body.
Fujitsu Component Limited
An optical connector comprising a connector body, an enclosure that is a slit-shaped hole formed from one surface of the connector body into the connector body and accommodates a sheet-like optical waveguide with a tip of the optical waveguide abutting against a bottom of the hole, and a pressing section that is provided on a first surface of the enclosure facing a sheet surface of the enclosed optical waveguide and presses the enclosed optical waveguide toward a second surface of the enclosure facing the first surface so as to bring the enclosed optical waveguide into contact with the second surface.. .
Optical fiber connector having clamping element
An optical fiber connector includes a housing, a number of optical fibers, and a clamping element. The housing includes a top surface and an inner bottom surface, and defines a receiving space extending from the top surface, a number of grooves and a number of clamping holes both extending from the inner bottom surface.
Hon Hai Precision Industry Co., Ltd.
Self-switching microresonator optical switch
An optical switch includes a microresonator comprising a silicon-rich silicon oxide layer and a plurality of silicon nanoparticles within the silicon-rich silicon oxide layer. The microresonator further includes an optical coupler optically coupled to the microresonator and configured to be optically coupled to a signal source.
The Board Of Trustees Of The Leland Stanford Junior University
Optical electrical module used for optical communication used for optical communication
An optical electrical module includes a first substrate, a second substrate, a bearing portion and at least one optical electrical element. The second substrate is combined with the first substrate and has a reflective surface facing the first substrate.
Centera Photonics Inc.
Coupling system for optical fibers and optical waveguides
An optical coupler may include a fiber optic structure that has a portion of an outer surface that is beveled at a predetermined angle relative to a longitudinal axis of the fiber optic structure. The beveled outer surface portion may be optically coupled with a waveguide core of an optical integrated circuit.
Cisco Technology, Inc
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.
Cisco Technology, Inc.
Collimator holder for electro-optical sensor
A collimator holder in the form of a glass or ceramic block that has precisely machined holes formed in the block to receive respective collimator assemblies. Each collimator assembly includes an optical fiber attached to a grin lens by a ferrule.
Optisense Network, Llc
Method for producing semiconductor optical device and semiconductor optical device
A method for producing a semiconductor optical device includes the steps of forming first and second optical waveguides; forming a first resin layer on the first and the second optical waveguides; forming an opening in the first resin layer; forming a first electrode in the opening; forming a second resin layer on the first electrode and the first resin layer; forming a groove in the second resin layer on the first electrode; forming a second electrode on the second resin layer, a side surface of the groove, and the top surface of the first electrode; and forming a third electrode on the second electrode. The second and third electrodes have a region in which the second and third electrodes pass over the second optical waveguide, and, in the region, the first and second resin layers are disposed between the second electrode and the second optical waveguide..
Sumitomo Electric Industries, Ltd.
Optical match character classification
Machines, systems and methods for enhanced optical character recognition are provided. In one embodiment, the method comprises identifying a sample character in a textual context to be optically recognized; comparing the sample character with a template character, wherein the sample character is scaled into a first grid and the template character is scaled into a second grid; identifying one or more pixels in the sample character within the first grid and one or more pixels in the template character in the second grid, wherein the one or more pixels are identified as belonging to a foreground category in the textual content, a foreground pixel having at least n gradients corresponding to edges of the foreground pixel that are juxtaposed to a neighbor pixel, wherein a contour foreground pixel has at least one gradient that is neighbored by a background pixel in the textual context..
International Business Machines Corporation
Optical analysis of a point of aim of a projectile discharge device
A system and method for performing an optical analysis of a point of aim of a projectile discharge device includes capturing and storing a first image in a first temporary storage location, capturing and storing a second image in a second temporary storage location, comparing the second image with the first image by employing an image processing technique decoding a plurality of color codes of the first image by an image processor and storing in a first two dimensional array, decoding a plurality of color codes of the second image by an image processor and storing in a second two dimensional array, comparing a plurality of matrix of elements of the first two dimensional array and the second two dimensional array and storing in a third two dimensional array and generating a binary outcome of an authorized user in a unique color chosen by the authorized user.. .
Ramakrishna Potluri, Intellecttech Corp Pvt Ltd
Optical electro-mechanical hearing devices with combined power and signal architectures
An audio signal transmission device includes a first light source and a second light source configured to emit a first wavelength of light and a second wavelength of light, respectively. The first detector and the second detector are configured to receive the first wavelength of light and the second wavelength of light, respectively.
Audio playback system
An audio playback system includes a handheld device and a digital stereo set. By the handheld device, a control message is converted into a pulse signal.
Primax Electronics Ltd.
A handheld cup counter is disclosed. The cup counter may have a mechanical or optical sensor used to count the number of brim portions within a stack of cups.
Optical communication interface utilizing n-dimensional double square quadrature amplitude modulation
The present invention is directed to data communication system and methods. More specifically, various embodiments of the present invention provide a communication interface that is configured to transfer data at high bandwidth using ndsq format(s) over optical communication networks.
Optical fiber for temperature sensor and a power device monitoring system
An optical fiber for a temperature sensor and a power device monitoring system that can measure temperatures at different measurement positions by a simple construction are provided. An optical fiber for the sensor 10 comprises a temperature assurance fbg 20 and temperature measurement fbgs 30 as fbgs wherein the refractive index of a core changes periodically.
Institute Of National Colleges Of Technology, Japan
Tunable dbr laser and a operating a tunable dbr laser
A tunable dbr laser including: an amplifier section, a part-reflecting optical output, a connection section connected to the amplifier section, and at least two wavelength-selective reflectors optically coupled to the amplifier section via the connection section. The connection section includes at least one mmi coupler and several waveguides, so that different optical paths lead from the amplifier section to the wavelength-selective reflectors and each of the different optical paths leads through the at least one mmi coupler and through one of the waveguides.
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.
Surface-emitting laser module, optical scanner device, and image forming apparatus
A disclosed surface-emitting laser module includes a surface-emitting laser formed on a substrate to emit light perpendicular to its surface, a package including a recess portion in which the substrate having the surface-emitting laser is arranged, and a transparent substrate arranged to cover the recess portion of the package and the substrate having the surface-emitting laser such that the transparent substrate and the package are connected on a light emitting side of the surface-emitting laser. In the surface-emitting laser module, a high reflectance region and a low reflectance region are formed within a region enclosed by an electrode on an upper part of a mesa of the surface-emitting laser, and the transparent substrate is slanted to the surface of the substrate having the surface-emitting laser in a polarization direction of the light emitted from the surface-emitting laser determined by the high reflectance region and the low reflectance region..
Ricoh Company, Ltd.
Circuit and controlling light-emitting components
Circuit arrangement or circuit, in particular driver circuit, and a method for controlling at least one light-emitting component, such as an electro-optical transducer, a light-emitting diode (led), an electroluminescent diode, a laser, or a semiconductor laser, by switching a switching element between a first switching position and a second switching position, and the voltage supply is effected by a supply element, such as a voltage source or a current source supported by a decoupling capacitor on the output side, so that current drain and output resistance are as low as possible, so that the highest possible frequency or switching speed as well as the highest possible output voltage for the light-emitting component can be achieved, the light-emitting component is controlled by varying its operating voltage, in particular by switching between the switching positions, and the first and second switching positions are of low impedance for the operating frequency.. .
Silicon Line Gmbh
A laser device 1 demultiplexes seed light l0 into a plurality of beams of laser light l1 and then continuously optically amplifies the plurality of beams of the laser light l1 with an amplifier 14. Therefore, its amplification factor can be set higher than that in the case of amplifying pulsed laser light.
Hamamatsu Photonics K.k.
Optical disc device and focus jump method
The optical disc device includes an optical pickup, a focus-error-signal generation section for generating a focus error signal of the differential astigmatic method by using a parameter and an electric signal outputted from a photodetector in the optical pickup, a control section for controlling the optical pickup to make a focus jump operation, and a parameter value changing section for temporarily changing a value of the parameter to be used to generate a focus error signal of the differential astigmatic method by the focus-error-signal generation section when the focus jump operation is performed by using the focus error signal of the differential astigmatic method.. .
Funai Electric Co., Ltd.
Optical configurations in a tileable display apparatus
A display apparatus including a screen layer for displaying a unified image to a viewer and an illumination layer having an array of light sources. Each light source emits a light beam.
A backlight module includes a light source unit, an optical fiber, a diverging lens and a light guide unit. The light source unit includes a first light source emitting red light, a second light source emitting green light and a third light source emitting blue light.
Hon Hai Precision Industry Co., Ltd.
Headlight lens for a vehicle headlight
Headlight lens for a vehicle headlight having a monolithic body of transparent material, the monolithic body including at least one light entry face, a light passage section and at least one optically operative light exit face.. .
Docter Optics Se
Led reflector optic for an automotive headlight
The automotive headlight includes one or more first light emitting diodes (leds) and one or more second leds, wherein the one or more second leds are positioned at about 180 degrees with respect to the one or more first leds, wherein the headlight optical axis is about −90 degrees with respect to a led optical axis of the one or more first leds, at least one first reflector, wherein the at least one first reflector redirects light from the one or more first leds to an angle of about −90 degrees with respect to a led optical axis of the one or more first leds and at least one second reflector, wherein the at least one second reflector redirects light from the one or more second leds to an angle of about −90 degrees with respect to the led optical axis of the one or more first leds.. .
Light emitting module and lighting device using the same
A light emitting module includes a surface emitting panel and an optical member located at the light emitting surface side of the surface emitting panel. The surface emitting panel has a light emitting region and a non-light emitting region.
Backlight module and liquid crystal display
A backlight module and a liquid crystal display are provided. The backlight module includes a first light-emitting unit and at least one second light-emitting unit.
Shenzhen China Star Optoelectronics Technology Co. Ltd.
Backlight module and liquid crystal display
A backlight module and a liquid crystal display are provided. The backlight module includes an optical film, a reflection member and a light-emitting unit.
Shenzhen China Star Optoelectronics Technology Co. Ltd.