|| List of recent Optical-related patents
|Method of optical proximity correction for modifying line patterns and integrated circuts with line patterns modified by the same|
A method of optical proximity correction executed by a computer system and integrated circuit layout formed by the same, the step of optical proximity correction comprises: providing an integrated circuit layout with a plurality of parallel line patterns, wherein one side of at least one line pattern is provided with a convex portion; and modifying the integrated circuit layout by forming a concave portion corresponding to the convex portion at the other side of the line pattern.. .
|Authentication and initial key exchange in ethernet passive optical network over coaxial network|
A method comprising generating an updated security key upon expiration of a key exchange timer, transferring the updated security key to a coaxial network unit (cnu), retaining an original key, wherein the updated security key comprises a different key identification number than the original key, accepting and decrypting upstream traffic that employs either the original key or the updated key, after transferring the updated security key to the cnu, creating a key switchover timer, before the key switchover timer expires, verify that upstream traffic transferred from the cnu on a logical link uses the updated security key, and when upstream traffic is encrypted using the updated security key, begin using the updated security key to encrypt downstream traffic and clear the key switchover timer.. .
|Text display and selection system|
Systems, methods, and devices for extracting and distributing text of mixed types from displayed graphical data from a display of an electronic device are disclosed. The text types can include rendered text and text represented in rendered images.
|Global investment grade for natural and synthetic gems used in financial investments and commercial trading and method of creating standardized baskets of gems to be used in financial and commerical products|
A process to create a fungible global standard for diamonds and gemstones. The process involves grouping diamonds in an investment standard according to their gemological, proportional, optical and light behavior characteristics.
|Method for measuring the energy of pulses of optical radiation and device for implementing same|
What are described are: method and a device for measuring the energy of impulses of optical radiation, with aid of which a measurement error associated with the indeterminacy of the precise time at which impulse occurred between discrete readings of an analog-digital converter is reduced. The useful effect is, achieved by means of introducing a normalizing impulse converter which generates impulse electrical signals with a standard form which is not dependent on the form of the radiation impulses, and a corresponding procedure for digital signal processing..
|Electro-optical tissue stimulator and method of use|
An electro-optical tissue stimulator for administering therapy to a body is disclosed comprising a housing and an active tip. The electro-optical tissue stimulator includes a microcurrent electrostimulation therapy unit which delivers current through a first and a second electrode in the active tip.
|Method and apparatus for non-invasive determination of cardiac output|
A non-invasive method and apparatus determines continuously cardiac output by first analysing the trace obtained from an optical sensor which has been scaled and calibrated using an electronic sphygmomanometer. From this the mean arterial pressure and time constant are determined.
|Measuring apparatus, measuring method, and parameter setting method|
There is provided a measuring apparatus, including a light receiving element, provided at a position facing a measurement object region on which is placed a measurement object, which forms an image with light from the measurement object region, light emitting elements, arranged surrounding the light receiving element, which emit light for measuring the measurement object, and reflective optical elements, provided above the light emitting elements, which guide, to the measurement object region, emission light radiated from the light emitting elements. A light receiving surface of the light receiving element and light emission surfaces of the light emitting elements are positioned mutually on a same plane.
|Optically and mechanically active nanoscale media|
The present invention relates to a method for incorporating dye and/or nanoparticles into polymer films and into electrospun polymeric nanofibers, and, more specifically, to a method for electrospinning a molecularly homogenous solution of dye (and/or nanoparticles) and polymer dissolved in a mutual solvent leading to uniform distribution of dye across the cross-section of each constituent fiber and to resulting nanofibers with the dye/nanoparticles incorporated therein.. .
|Apparatus and methods for using an electromagnetic transponder in orthopedic procedures|
Electromagnetic transponders as markers are used to localize and guide orthopedic procedures including: knee replacement, hip replacement, shoulder replacement, damaged bone reconstruction, and spine surgery, and more particularly, to guide orthopedic surgical navigation and alignment techniques and instruments. For example, the marker could further be used in any number of guides or templates that attach to the bony anatomy; such as a surgical guide, cutting guide, cutting jig, resection block and/or resurfacing guide.
|Photoacoustic imaging using a versatile acoustic lens|
To image various soft tissues in the body using pulsed laser optical excitation delivered through a multi-mode optical fiber to create photoacoustic impulses, and then image the generated photoacoustic impulses with an acoustic detector array, a probe includes either a mirror and an acoustic lens or a special acoustic lens of variable focal length and magnification that can operate in a liquid environment that is aberration-corrected to a sufficient degree that high resolution images can be obtained with lateral as well as depth resolution.. .
|Object information acquiring apparatus and control method thereof|
An object information acquiring apparatus, comprises an irradiation unit configured to irradiate light from a light source onto a breast, which is an object; a detection unit configured to detect a signal propagating from the breast by the light irradiated from the irradiation unit; a calculation unit configured to calculate an optical characteristic inside the breast based on the signal detected by the detection unit, wherein the irradiation unit configured to irradiate the light onto the breast in a direction away from a chest wall located at the base of the breast.. .
|Methods and apparatuses for noninvasive determinations of analytes|
The present invention provides methods and apparatuses for accurate noninvasive determination of tissue properties. Some embodiments of the present invention comprise an optical sampler having an illumination subsystem, adapted to communicate light having a first polarization to a tissue surface; a collection subsystem, adapted to collect light having a second polarization communicated from the tissue after interaction with the tissue; wherein the first polarization is different from the second polarization.
|Device for application of a sensor to a measurement site, a sensor head, a kit of an application device and sensor and use of an application device for optical measurement of physiological parameters|
A device for applying a sensor to a measurement site on a patient's skin has a wall arrangement defining an applicator volume above the patient's skin the wall arrangement has a patient's side and a sensor side. At least one gas-permeable membrane separates the applicator volume into a first volume directed to the measuring site at the patient's side of the wall arrangement and a second volume separated from the patient's skin and directed to the sensor side of the wall arrangement..
|Illuminated suction apparatus|
An illuminated suction apparatus including a hand-held surgical device combining a high-performance non-fiber optic optical waveguide with suction. This device is useful in a wide array of surgical procedures including open and minimally invasive orthopedics..
The invention is a laparoscopic device comprising an internal light source located at the distal end of the handle section, a central core comprising an optical system, and a light guide in the form of a cylindrical tube that is slipped over the central core. The light guide is adapted to cause the light emitted by the internal light source to propagate through it by internal reflection until light exits the light guide at the distal end of the laparoscope..
|Video endoscope and video endoscope system|
A video endoscope including: a endoscope shaft; a hermetically enclosed video-optical unit arranged in the endoscope shaft, wherein the video-optical unit comprises an enclosure including a substantially cylindrical, hermetically sealed housing having a distally arranged entry window, an objective lens, an image sensor unit, and one or more signal lines, the housing being connected to an outer jacket tube in a rotationally fixed manner, wherein the image sensor unit is mounted in the housing rotatably about a longitudinal axis of the endoscope shaft and comprises at least one image sensor, wherein, in order to rotate the image sensor unit, a magnetic coupling with an outer magnet and an inner magnet operationally connected to the outer magnet in a magnetic manner, is arranged in the area of the distal tip of the endoscope shaft.. .
|Solid state variable direction of view endoscope|
An endoscope with a wide angle lens that comprises an optical axis that is angularly offset from a longitudinal axis of the endoscope such that the optical axis resides at an angle greater than zero degrees to the longitudinal axis. The wide angle lens system simultaneously gathers an endoscopic image field, the endoscopic image field at least spanning the longitudinal axis and an angle greater than ninety degrees to the longitudinal axis.
|Stereo-endoscope device, stereo-endoscope system, and stereo-endoscope robot|
Appropriate stereoscopic images of an affected site are easily acquired. Provided is a stereo-endoscope device that includes an inserted portion that can be inserted into a subject's body; two imaging devices that are disposed on the inserted portion with a space therebetween; driving units that change the relative angle of the optical axes of the imaging devices; a distance sensor for detecting the distance to the imaging devices from a treatment part of a treatment instrument that is inserted into the subject's body and is used to treat the affected site; and a swivel control section that controls the driving units based on insertion information of the treatment instrument, the insertion information including the distance detected by the distance sensor..
|Process for preparing a compound useful for producing an optically active diazabicyclooctane compound|
Wherein bn represents a benzyl group, tbu represents a tert-butyl group, and tfa represents a trifluoroacetyl group; and (c) subjecting the compound (d) to detrifluoroacetylation.. .
|Radical-curable hot-melt urethane resin composition and optical molded body|
A radical-curable hot-melt urethane resin composition includes 100 parts by mass of a hot-melt urethane (x) having a (meth)acryloyl group and 0.5 to 5.0 parts by mass of a radical polymerization initiator (y), wherein the hot-melt urethane (x) is obtained by introducing, using a (meth)acrylate compound (d) having an active-hydrogen-containing group, a (meth)acryloyl group into a hot-melt urethane prepolymer (c) that has isocyanate groups at its terminals and is obtained by a reaction of a polyol (a) and an alicyclic polyisocyanate (b), the polyol (a) containing an aliphatic polycarbonate polyol (a1), an alicyclic polycarbonate polyol (a2), or an aliphatic polyether polyol (a3), in an amount of more than 50 mol % and 100 mol % or less of the total number of isocyanate groups of the urethane prepolymer (c).. .
|An ultra-violet-curable and moisture-curable adhesive composition|
Disclosed is an adhesive composition, comprising: (a) a silane terminated oligomer; (b) a (meth)acrylate monomer; (c) optionally a (meth)acrylate oligomer; (d) a photoinitiator; and (e) optionally an organometallic catalyst. The adhesive composition is both ultraviolet curable and moisture curable.
|Reversible reaction sensors and assemblies|
A reversible reaction sensor provides for detecting medical, biologic or explosive airborne compounds. The sensor may be formed in semiconductor material and is activated by radiation from sources to provide sensing of particular airborne compounds optically detectable by detectors, and reversed by other radiation from a source (or removal of activating radiation) to take away such airborne compounds from the sensor.
Embodiments of the invention relate to wireless communications networks, and more specifically to an antenna apparatus for cellular wireless systems. Increasing data capacity of cellular wireless systems places increasing demands on the capacity of the two way connection, known as backhaul, between a cellular base station and a telecommunications network such as the pstn backhaul, since this is the connection that has to convey the wireless-originating traffic to its destination, often in an entirely different network.
|Dieletric cap having material with optical band gap to substantially block uv radiation during curing treatment, and related methods|
A dielectric cap and related methods are disclosed. In one embodiment, the dielectric cap includes a dielectric material having an optical band gap (e.g., greater than about 3.0 electron-volts) to substantially block ultraviolet radiation during a curing treatment, and including nitrogen with electron donor, double bond electrons.
|Optical semiconductor device and method of manufacturing optical semiconductor device|
A method of manufacturing an optical semiconductor device including: forming a mesa structure including a first conductivity type cladding layer, an active layer and a second conductivity type cladding layer in this order on a first conductivity type semiconductor substrate, an upper most surface of the mesa structure being constituted of an upper face of the second conductivity type cladding layer; growing a first burying layer burying both sides of the mesa structure at higher position than the active layer; forming an depressed face by etching both edges of the upper face of the second conductivity type cladding layer; and growing a second burying layer of the first conductivity type on the depressed face of the second conductivity type cladding layer and the first burying layer.. .
|Optical devices and methods of fabricating the same|
Provided is an optical device. The optical device includes a substrate having a waveguide region and a mounting region, a planar lightwave circuit (plc) waveguide including a lower-clad layer d an upper-clad layer on the waveguide region of the substrate and a platform core between the lower-clad layer and the upper-clad layer, a terrace defined by etching the lower-clad layer on the mounting region of the substrate, the terrace including an interlocking part, an optical active chip mounted on the mounting region of the substrate, the optical active chip including a chip core therein, and a chip alignment mark disposed on a mounting surface of the optical active chip.
|Strategy for the assay of enzyme and enzyme mixtures for the hydrolysis ligno-cellulosic biomass|
The invention is to a novel method for assaying most or all of the activities of an enzyme or enzyme solution that could be used to convert ligno-cellulosic material into monomeric sugars. The method characterizes enzymes and enzyme mixtures for the hydrolysis of ligno-cellulosic biomass by measuring the protein concentration of an enzyme or enzyme mixture, adding the enzyme or enzyme mixture to a plurality of test vials creating a liquid fraction in the plurality of test vials wherein each test vial in the plurality of test vials contains a different substrate, incubating each test vial for a period of time sufficient to establish the conversion of the substrate in each test vial of the plurality of test vials at the same ph and temperature, while, if necessary, providing at least enough agitation to keep the substrate in suspension, quenching the reaction, and analyzing the optical absorbance of the liquid fraction of at least one test vial of the plurality of test vials..
|Method and device for optical analysis of particles at low temperatures|
Method and device (1b) for performing the optical analysis of particles (2) contained in suspension in a fluid (3) arranged inside a microfluidic device (4) which maintains it at a temperature significantly lower than the ambient temperature; the formation of humidity on the outer surface (8) of the cover of the microfluidic device is avoided by applying a thermal flow (f) which determines an increase in the temperature of the outer surface (8) of the cover to above the condensation temperature (td), or a reduction in the ambient temperature (and/or humidity) in the vicinity of the cover (8), so as to bring the condensation temperature (td) (dew point) to below the temperature of the surface (8) of the cover determined by the internal operating temperature.. .
|Endoscope with at least one optical sensor arrangement and method for producing and using same|
A method for producing an endoscope with an optical sensor arrangement with a distal side and a proximal side and with an electrical connection between the distal side and the proximal side. The optical sensor arrangement is mounted directly on the electrical conductor, the main feature of the invention relates to the fact that the electrical contacts, on the optical sensor, are designed so that they are arranged in a single row and that the contacts (11, 21), in this single row, are arranged with a period that corresponds to the period of the single wires found in a contact area of the electrical connection..
|Dental camera system|
A dental camera system for creating an image of an object has a dental camera, which comprises a housing and optics arranged therein together with an image sensor. The dental camera system further comprises an evaluation unit which cooperates with the image sensor to capture the object.
|Methods and fabrication tools for fabricating optical devices|
Fabricating the elaborated device pattern by locally exposing the photoresist layer to the first radiation and locally transforming the photoresist layer from the unmodified state to the modified state.. .
|Mask for fabricating semiconductor device and method of fabricating the mask|
A photo-mask for fabricating a semiconductor device may include a transparent substrate including a main region, a supplementary region adjacent to the main region, a main pattern for developing circuits in a semiconductor device provided on the main region of the transparent substrate, and a supplementary pattern for optical proximity correction provided on the supplementary region of the transparent substrate. The main pattern has a sidewall perpendicular to a surface of the transparent substrate, and the supplementary pattern has a sidewall inclined to the surface of the transparent substrate and an upward tapered structure..
|Conductive film composition, conductive film fabricated using the same, and optical display apparatus including the same|
A conductive film composition for forming a conductive film in a single coating layer on one or both sides of a base film, the composition including a metal nanowire, and polyfunctional monomers.. .
|System and method for formation of thin films with self-assembled monolayers embedded on their surfaces|
The present invention relates to a method for the formation of virtually defect-free monolayers of particles with long-range order. The technique involves assembling the monolayer of particles on the interface between a solidifiable liquid and a fluid, which can be air or another liquid, ordering the particles using an electric field and then solidifying the former, e.g., by applying uv light.
|Amorphous multi-component metal/metal oxide nanolaminate metamaterials and devices based thereon|
Nanolaminates comprised of alternating layers of amorphous, multi-component metallic films (ammfs) and metal oxide films are disclosed as metamaterials whose physical properties can be engineered to customize the resulting electrical, average dielectric, and thermal properties. In certain configurations using ammfs, the construct may be an optical or an electronic element, such a metal-insulator-metal (mim) diode, for example..
|Composite laminate enabling structural monitoring using electromagnetic radiation|
Electromagnetic radiation scanning is used to monitor the integrity of a composite laminate structure. The laminate is designed to be optically resonant at the frequency of the radiation, allowing the inconsistencies in the laminate to be detected and mapped..
|Scalable processing of nanocomposites using photon-based methods|
Using a modified cvd infusion process and femtosecond laser irradiation, the methods of the present invention demonstrate the ability to create core-shell nanoparticles of metal and metal oxide nanoparticles embedded within the bulk of an optically transparent substrate. Changes in the optical properties and changes in the structure, size, and shape of the nanoparticles were observed as a result of the methods.
|Electro-optic polymer and electro-optic devices made therefrom|
According to an embodiment, an electro-optic polymer comprises a host polymer and a guest nonlinear optical chromophore having the structure d-π-a, wherein: d is a donor, π is a π-bridge, and a is an acceptor; a bulky substituent group is covalently attached to at least one of d, π, or a; and the bulky substituent group has at least one non-covalent interaction with part of the host polymer that impedes chromophore depoling.. .
|Oxidizing bleach composition|
The invention provides an aqueous bleaching solution for substrate treatment. The aqueous bleaching solution features a source of oxidant and a plurality of optically functional nanoparticles.
|Method and apparatus for separating carbon and oxygen isotopes by using optical fiber laser|
Provided is a method of separating carbon and oxygen isotopes by using a laser. In one preferred embodiment, the method includes performing a photolysis process on formaldehyde including a carbon or oxygen isotope by irradiation with ultraviolet light having a wavelength ranging from 340 nm to 360 nm to generate carbon monoxide having a carbon or oxygen isotope enriched therein and hydrogen, performing a catalytic reaction on the carbon monoxide having a carbon or oxygen isotope enriched therein and the hydrogen to synthesize carbon dioxide (co2) and water (h2o) having a carbon or oxygen isotope enriched therein, and cooling the h2o to recover co2 having a carbon isotope enriched therein or h2o having an oxygen isotope enriched therein..
|Photocatalytic purification of media|
The invention relates to the treatment of a medium, particularly to the purification of water, air, or surfaces. A photo-active layer (120) is disposed on an energy-transfer surface (111) of a substrate (110).
|Optical disc library apparatus|
In an optical disc library apparatus having a cartridge storing discs; a drive carrying out recording and playback with respect to the discs; and a robot carrying out disc movements between the aforementioned cartridge and the aforementioned drive; wherein: the periphery of a disc is point restrained in three places during disc movement.. .
|Light receiving device and light receiving method|
A light receiving device includes: a converter digitalizing an analog signal with a given sampling clock frequency, the analog signal being obtained through a photoelectric conversion of a received optical signal; a plurality of fixed distortion compensators compensating an output signal of the converter for waveform distortion with a fixed compensation amount that is different from each other; a plurality of phase shift detector circuits detecting a sampling phase shift from an output signal of the plurality of the fixed distortion compensators; a phase-adjusting-amount determiner determining a sampling phase adjusting amount with use of an output signal of the plurality of the phase shift detector circuits; and a phase adjusting circuit reducing a phase difference between the sampling clock frequency and the received optical signal based on a determination result of the phase-adjusting-amount determiner.. .
|Fast optical receiver|
A method for optical transmission of high speed data and an optical receiver for receiving such high speed data is provided. The method includes transmitting an optical signal having a first logic-high and first logic-low defining a first modulation amplitude that is sub-band modulated with a toggling signal having a first toggling amplitude with a first modulation index, receiving the optical signal with an optical receiver circuit and converting the optical signal to an intermediate electrical signal, ies, having: a second logic-high and a second logic-low defining a second modulation amplitude, and a second toggling amplitude having a second modulation index, providing a decision threshold relative to the ies as a function of the second modulation amplitude, and adjusting the threshold by determining the second toggling amplitude and adjusting the threshold relative to the ies based on proportionality between the second toggling amplitude and the second modulation amplitude.z..
|Dynamic memory allocation in an optical transceiver|
Methods, algorithms, architectures, circuits, and/or systems for dynamically allocating memory for storing parametric data in optical transceivers are disclosed. The optical transceiver can include an optical receiver configured to receive optical data; an optical transmitter configured to transmit optical data; a microprocessor configured to access data for each of a plurality of parameters that are related to operation of at least one of the optical receiver and the optical transmitter; one or more memories configured to store the data at a plurality of locations that are dynamically allocated by the microprocessor; and an interface configured to receive a request for data for one or more of the parameters from a host and provide the data in response to the request.
|Method and apparatus for optical wireless architecture|
Embodiments of the present invention pertain to optical wireless architecture, and in particular to novel optical architecture to provide wireless (mm)-wave signals and symmetrical wireline service with long-reach. Certain embodiments of the invention pertain to a novel method and apparatus to provide 12.5-gb/s wireless signals at 60-ghz millimeter (mm)-wave and 100-gb/s symmetrical wireline service with 80 km long-reach, for example.
|Directly modulated multi-level optical signal generator and method thereof|
A directly modulated multi-level optical signal generator and a method thereof are provided. The multi-level optical signal generator includes n number of direct modulation lasers (dmls) configured to directly modulate source light into a 2-level optical signal, and an optical power combiner configured to combine n number of 2-level optical signals directly modulated by the respective dmls to generate a 2n-level optical signal..
|Optical module having composite prism to multiplex optical beams|
An optical module that installs a plurality of laser diodes (lds) and a composite prism to condense optical beams emitted from the lds is disclosed. The lds are arranged on a line so as to level the optical beams within a plane.
|Optimizing optical systems using code division multiple access and/or orthogonal frequency-division multiplexing|
An optical receiver comprises an optical port configured to receive an encoded optical signal, and a demodulation block indirectly coupled to the port and comprising a multiplexer, wherein the multiplexer is configured to receive an encoded electrical signal, wherein the encoded electrical signal is associated with the encoded optical signal, and wherein the encoded electrical signal is encoded using a code division multiple access (cdma) scheme, receive a code associated with the scheme, perform a dot multiplication of the encoded electrical signal and the code, and generate a differential voltage based on the dot multiplication.. .
|Elastic client interface for tunable optical transponder|
There are provided an optical transponder having a first end and a second end, as well as an electric switch having the transponder. The transponder includes an optical interface, at the first end, having a variable rate optical transmitter and a variable rate optical receiver to respectively transmit and receive signals using at least one of different bandwidths and different bit rates.
|Accessory for portable imaging device|
An apparatus for attachment to a portable image capture and storage device. The apparatus includes an auxiliary lens and an elastic band coupled thereto.
|Anti-shake correction system for curved optical sensor|
The subject disclosure is directed towards a curved image sensor that is rotated in one or more rotational directions to compensate for camera movement, e.g., camera shake. In one aspect, sensors such as gyroscopes output camera movement data, which a controller uses to rotate the curved (e.g., hemispherical) image sensor about its center of curvature, e.g., via signals to electrical and/or magnetic movement mechanisms.
|Fiber distribution hubs and storage retaining modules|
A fiber distribution hub (fdh) can include an enclosure defining an interior region and a frame body having a longitudinal axis. The frame body is rotatably mounted within the interior region of the enclosure such that the frame body can rotate about the longitudinal axis relative to the enclosure.
|Low bend loss optical fiber|
An optical fiber having both low bend loss. The fiber has a central core region having refractive index Δ1, an inner cladding region having an outer radius r2>17 microns and refractive index Δ2 and a second cladding region surrounding the inner cladding region having refractive index Δ3.
|Optical waveguide, mode scrambler and mode conditioner for controlling mode power distribution|
The present disclosure relates to a multimode optical waveguide comprising a cladding and a core. The core of the multimode optical waveguide has a polygonal cross-section.
|Low brillouin scattering optical fibers and formation methods thereof|
Disclosed is an optical fiber formed from a preform that includes a clad component and a core component. The core component includes one or more precursor core materials.
|Hermetically sealed boroscope probe tip|
An optical system for inspecting an area includes an optical housing and an optical element housed within the optical housing. The optical housing houses one or more optical fibers.
|Colored optical fiber, optical fiber ribbon and optical fiber cable|
A colored optical fiber including a glass optical fiber; a primary coating layer that covers the glass optical fiber; a secondary coating layer that covers the primary coating layer; and a colored layer that coats the secondary coating layer. The relaxation modulus after 24 hours at 60° c.
An optical module, including a pcb, an optical component arranged on the pcb, and an optical fiber coupled with the optical component through an optical lens module, further including a fixed bracket, a lens bracket detachably connected with the fixed bracket, and a fiber bracket detachably connected with the lens bracket, the fixed bracket is fixed on the pcb, the optical lens module is arranged on the lens bracket, the optical fiber is arranged on the fiber bracket, and the optical component is located between the fixed bracket and the lens bracket, the fixed bracket is provided with at least two positioning parts, the lens bracket is provided with positioning parts matching respectively the positioning parts of the fixed bracket to achieve detachable connection. The optical path coupling is achieved through the mechanical fixation among multiple brackets, working process is simplified, and coupling consistency and accuracy are improved..
Techniques related to optical connectors are described. A ferrule includes an optical pathway for light transmission through the ferrule.
|Optical connector, optical transmission module, and method for producing optical connector|
The optical connector has the plug for holding the plurality of optical fibers arranged in parallel in a left-right direction, and the receptacle and the board for holding the plurality of optical waveguides arranged in parallel in a left-right direction. The plug has the lower surface located along a direction the plurality of optical fibers arranged.
|Optical coupling member and optical connector using the same, and optical coupling member holding member|
It is an object of the present invention to simply position a lens and an optical fiber while suppressing an increase in cost. An optical coupling member includes an optical fiber (13), a holder (11) that holds the optical fiber (13) inserted from an insertion hole (11a) formed at one end, and a lens such as a collimator lens (12) accommodated in an accommodation section (11c) formed at the other end of the holder (11), in which positioning is performed by causing the lens and/or the end face of the optical fiber (13) to come into contact with a tapered surface provided at a position facing the lens (12) and the optical fiber (13) in a protruding portion (11e) formed on an inner surface in the vicinity of the accommodation section (11c) of the holder (11)..
|Method for structuring a flat substrate composed of glass-type material, and optical component|
The invention is a method for structuring a flat substrate composed of glass material in the course of a viscous flow process. The glass flat substrate is joined to a surface of a flat substrate, which is preferably a semiconductor flat substrate, having at least one depression bounded by a circumferential edge located in the surface.
|Electronic apparatus, method for manufacturing electronic apparatus, and electronic device|
Disclosed is an electronic apparatus including a circuit element including a first main surface, a first electrode provided in the first main surface, an optical element including a second main surface and being configured to either transmit or receive an optical signal, a second electrode provided in the second main surface, a window which is provided in the second main surface and through which the optical signal passes, a wiring layer provided on the first main surface and the second main surface, the wiring layer electrically connecting the first electrode and the second electrode, and an optical waveguide, which is provided on the second main surface and optically connected to the window, the optical signal passing through the optical waveguide.. .
|Tunable optical frequency comb generator|
An optical device comprising a tunable optical frequency comb generator. The comb generator includes an interferometer, and an optical feed-back loop waveguide..
|Nanoscale plasmonic field-effect modulator|
A plasmonic device having a transparent conducting oxide (tco) waveguide and a tunable voltage applied across the tco and a metal layer for modulating an input optical signal.. .
|Optical modulator using waveguides|
In accordance with an optical modulator using waveguides of the present invention, the reflection phenomenon of light is used, so that the optical modulator is neither sensitive to the wavelength, mode, polarization, intensity, beam size, etc. Of light, nor sensitive to the temperature, the waveguide size, the uniformity of a refractive index, carrier doping concentration, changes in control voltage/current, etc., thus obtaining stable optical modulation characteristics.
|Method and system for correction of optical satellite image|
Provided are a method and a system for the correction of an optical satellite image, the method including: a first step in which a satellite image judgment unit inputs and receives a plurality of satellite images divided according to spectral information and judges whether or not some area is a missing satellite image; a second step in which when the satellite image judgment unit judges that the some areas is the missing satellite images, a first interpolation unit inputs and receives the plurality of satellite images and carries out one-dimensional interpolation for each satellite image; a third step in which a second interpolation unit carries out two-dimensional interpolation for each satellite image in which the one-dimensional interpolation is carried out; and a fourth step in which a satellite image composing unit composes a corrected satellite image by gathering each satellite image in which the two-dimensional interpolation is carried out.. .
|Image processing apparatus, image processing method and medical imaging device|
An image processing apparatus, an image processing method and a medical imaging system are disclosed. The image processing apparatus comprises: an original image acquisition section configured to acquire the original image of an object; a parametric image acquisition section configured to acquire a parametric image corresponding to the original image; and an optical attribute value determination section configured to determine, based on the data value of a pixel of the original image and the parameter value of a corresponding pixel in the parametric image, optical attribute values for presenting the pixel of the original image according to a predetermined correspondence..
|Methods and systems for optical imaging or epithelial luminal organs by beam scanning thereof|
Arrangements, apparatus, systems and systems are provided for obtaining data for at least one portion within at least one luminal or hollow sample. The arrangement, system or apparatus can be (insertable via at least one of a mouth or a nose of a patient.
|Compact biometric authentication device and associated methodology of imaging and detecting living-tissue patterns|
The apparatus enables biometric authentication without the risk of forgery or the like and enables living-tissue discrimination. The roughness distribution pattern of deep-layer tissue of the skin covered with epidermal tissue is detected, thereby extracting a unique pattern of the living tissue.
|Microcrystal laser for generating laser pulses|
A microcrystal laser for generating laser pulses has a laser resonator which has a laser medium arranged between two mirrors; and an arrangement for stabilizing the optical path length is provided. The laser resonator has a saturable absorber medium for pulse generation..
|Photonic crystal cavities and related devices and methods|
Photonic crystal cavities and related devices and methods are described. The described cavities can be used as lasers, photovoltaic sources, and single photon sources.
|Pulsed, internal optical mixer|
Pulsed, coherent light is generated by optical mixing which takes place inside the resonator of a pulsed laser oscillator. One of the beams to be mixed is generated by the pulsed laser, and the other by a distinct, external laser oscillator.
|Monolithically integrated tunable semiconductor laser|
A monolithically integrated, tunable semiconductor laser with an optical waveguide, comprising epitaxial layers on a substrate and having first and second reflectors bounding an optical gain section and a non-driven region, wherein at least one of the reflectors is a distributed bragg reflector section configured to have a tunable reflection spectrum, wherein control electrodes are provided to at least the optical gain section, and the distributed bragg reflector section, and wherein the non-driven region has a length of at least 100 μm, is without an electrical contact directly contacting onto the epitaxially grown side of the non-driven region, and the non-driven region is without a reflective bragg grating within the epitaxial layers of the non-driven region.. .
|Optical information recording/reproducing apparatus and optical information recording/reproducing method|
An optical information recording/reproducing apparatus for recording an interference pattern between signal light and reference light information-multiplexed as a hologram in an optical information recording medium and for reproducing information recorded in the optical information recording medium on the basis of the recorded hologram with use of the reference light. The apparatus includes a light source for emitting light and a coherency controller for controlling a coherency of the light source.
|Optical information recording/reproducing apparatus|
An optical information recording/reproducing apparatus for recording information on a recording medium and/or reproducing information from the recording medium, includes: a laser light source for performing recording and/or reproducing information; a shielding part, using a liquid crystal, that can switch between transmission and interception of laser light emitted from the laser light source; a driving circuit for driving the switching between transmission and interception of the shielding part; a moving part for relatively moving the shielding part and the laser light; and a controlling circuit for controlling the moving part. The moving part relatively moves the shielding part and the laser light so as to switch a region to which the laser light is applied from a first region of the shielding part to a second region thereof different from the first region, in order to prevent the liquid crystal from deteriorating..
|Optical disk device and method of driving the same|
An optical disk device including: an optical pickup which includes a collimator and an object lens for focusing parallel light beams from the collimator at a position on an optical disc; a collimator driver unit which moves the collimator in an optical axis direction; a movement mechanism driver unit which moves the optical pickup in the radial direction; and a drive control unit which performs an adjustment process for adjusting the positions of the object lens and the collimator. In the adjustment process, the drive control unit causes the collimator driver unit to operate after stopping the movement mechanism driver unit or a spindle motor, and causes the movement mechanism driver unit or the spindle motor to re-start operating after the collimator driver unit finishes moving the collimator..
|Multifunctional multiple color center high mounted stop lamp|
The present invention relates generally to a center high mounted stop lamp for a vehicle, such as a four- or two or three-wheeled motor vehicle, which makes a vehicle behind aware of its approach to a vehicle ahead in accordance with an actuation of the latter's brake system. In particular, it relates to a multifunctional multiple color center high mounted stop lamp for mounting in the interior or exterior of the vehicle, which includes multiple light emitting diodes (leds) configured to emit different colors through a single optical lens.
|Optical device, in particular for a motor vehicle|
An optical device for a motor vehicle, notably a lighting and/or signaling device for a motor vehicle, comprising a surface light source, wherein the device comprises a light beam shaping member which deflects first light rays of the beam emitted by one face of the surface light source, this member not deflecting second light rays of the beam emitted by the same face of the surface light source.. .
|Exterior structure component for an aircraft, aircraft with an exterior structure component, and method for manufacturing an exterior structure component for an aircraft|
An exterior structure component for an aircraft with an illuminating device includes a structure with an interior side and an exterior surface with at least one illuminated region and a multitude of optical fibers that extend from the interior side to the at least one illuminated region of the exterior surface. The optical fibers end on the interior side of the exterior structure component in a common interface area that is couplable to an illuminating device.
|Optical sheet and lighting device including the same|
Provided are an optical sheet used for a lighting device, and the lighting device, the optical sheet comprising: a base plate; and an optical plate including a plurality of micro pattern units formed on the base plate, wherein the respective micro pattern units have any one shape of a quadrangular pyramid shape, a conical shape, and a polypyramid shape, wherein an edge angle formed between the base plate and a side surface of the micro pattern units is determined within a range of 15 degrees to 45 degrees.. .
|Illumination device with multi-colored light beam|
The present invention relates to an illumination device comprising a number of light sources arranged in at least a first group of light sources and in a second group of light sources, where said first group of light sources and said second group of light sources are individually controllable. First and second optical means collect light from the first and second group of light sources and convert the collected light into a number of first and second light beams.
|Street lighting device for communicating with observers and associated methods|
A thoroughfare lighting device may include a housing configured to be attached to a thoroughfare surface, having a top surface, a proximal face, a distal face, and first and second opposing sidewalls, a driver circuit, a plurality of light-emitting diodes electrically coupled to the driver circuit comprising a first set of leds configured to emit a generally white light, and a second set of leds configured to emit colored light that is observable by an observer. The lighting device may also include an optic carried by the housing and positioned in optical communication with the plurality of leds.
|Light emitting diode light tube|
A light emitting diode (led) light tube includes a substrate having a light emitting side formed with a recess and at least one communication hole extending therethrough and at least one illumination unit disposed at a bottom of the recess. The illumination unit is constituted by a plurality of dies wire-bond together in series connection, thereby forming led units.
A display apparatus is provided. The display apparatus may include a substrate, a light emitting device, a reflective layer, an optical sheet, and a display panel.
|Wiring board for having light emitting element mounted thereon|
To provide a light emitting element mounting wiring substrate having a light emitting element mounting section on a substrate main body having a front surface and a back surface, and a confined component electrically connected to the light emitting element, such that the confine component does not obstruct the optical path of the light emitted from the light emitting element, resulting in uniform distribution of light intensity. The light emitting element mounting wiring substrate (1a) includes a substrate main body (2) which has a front surface (3) and a back surface (4) and which includes at least an insulating substrate (2a), and a plurality of element terminals (13, 14) formed on the front surface (3) of the substrate main body (2), at least one of the element terminals having a light emitting element mounting section (fa) on the top surface thereof, wherein the wiring substrate has a zener diode (confined element) (10) embedded in the substrate main body (2), which element is electrically connected to a light emitting element (20) mounted on the mounting section (fa) and prevents application of overvoltage to the light emitting element (20)..