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Optics: measuring and testing

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
07/10/2014 > 28 patent applications in 21 patent subcategories.

20140192340 - Measurement system and measuring method: A ranging apparatus transmits an optical input signal to an optical signal input/output unit mounted on a measurement target. The optical signal input/output unit receives the optical signal and transmits an optical output signal applied with an optical change, to the ranging apparatus. The ranging apparatus receives the optical output... Agent:

20140192341 - Fixture planarity evaluation method: Methods for determining the planarity of two components of a semiconductor processing tool, such as a 3D wafer bonder are disclosed. The two components may be fixtures, chucks, or platens of the tool. A test wafer comprising multiple solder balls is compressed and the deformity of multiple solder balls is... Agent: International Business Machines Corporation

20140192342 - Method and system for determining the concentration of substances in body fluids: The invention relates to a method for the spectrophotometric determination of the concentration of multiple substances, preferably bilirubin, haemoglobin and lipids, in a sample of body fluid.... Agent: Siemens Healthcare Diagnostics Products Gmbh

20140192344 - Method and apparatus for determining the absorption in a blank: A method for determining the absorption of a blank (2) for producing an optical element (3), including: radiating a heating light ray (8) through the blank (2) for the purpose of heating the blank (2), and determining the absorption in the blank (2) by measuring at least one property of... Agent: Carl Zeiss Smt Gmbh

20140192345 - Support, apparatus and method for performing a reflection measurement on an eyeglass: An eyeglass support is adapted for pinch-holding the eyeglass (5) between three first contact portions (41-43) and three second contact portions (61-63). The first contact portions form a height reference for positioning the eyeglass whereas the second contact portions ensure application of the eyeglass against the first contact portions while... Agent: Essilor International Compagnie General D'optique

20140192343 - Vacuum ultraviolet absorption spectroscopy system and method: An efficient absorption spectroscopy system is provided. The spectroscopy system may be configured to measure solid, liquid or gaseous samples. Vacuum ultra-violet wavelengths may be utilized. Some of the disclosed techniques can be used for detecting the presence of trace concentrations of gaseous species. A preferable gas flow cell is... Agent: Vuv Analytics, Inc.

20140192346 - Apparatus and method for characterizing a replica tape: An apparatus and method are provided for characterizing a replica tape which has been embossed, compressed or cast on a surface of a material to be measured to replicate that surface. The replica tape is secured between first and second holding components such that a compressible surface of the replica... Agent: Defelsko Corporation

20140192347 - Cavity enhanced laser based isotopic gas analyzer: Systems and methods for measuring the isotope ratio of one or more trace gases and/or components of gas mixtures such as different gas species present in a gas mixture. The system includes a resonant optical cavity having two or more mirrors and containing a gas, the cavity having a free... Agent: Li-cor, Inc.

20140192349 - Film thickness measurement apparatus and film thickness measurement method: A film thickness measurement apparatus includes: an ECT sensor for measuring a film thickness of a thermal barrier coating formed on a turbine blade; a storage unit for storing a measurement point on the turbine blade which is a point where the film thickness of the thermal barrier coating is... Agent: Mitsubishi Heavy Industries, Ltd.

20140192350 - Flow cells for differential refractive index detection: A flow cell for differential refractive index detection. The flow cell includes a transparent body that extends from a first end to a second end along a longitudinal axis. The transparent body defines a sample prism chamber and reference prism chamber. The sample prism chamber is configured to allow fluid... Agent: Waters Technologies Corporation

20140192351 - Inspecting equipment for inspecting a light emission characteristic of a monitor: Disclosed is an inspecting equipment for inspecting a light emission characteristic of a display screen includes: a carrying device provided for carrying the display screen, a cover device and a data analyzing device. The cover device has a detecting surface provided with a plurality of luminance detectors, and covers an... Agent:

20140192353 - Inspection apparatus: An inspection method and apparatus for detecting defects or haze of a sample, includes illuminating light to the sample from an oblique direction relative to a surface of the sample with an illuminator, detecting first scattered light at a forward position relative to an illuminating direction from the sample with... Agent: Hitachi High-technologies Corporation

20140192352 - Optical type inspection apparatus, inspection system and the wafer for coordinates management: This optical inspection device has: a line sensor on which channels are arranged; a moving means for moving a wafer mounted on a stage relative to the line sensor; a stage position detection means for detecting the on-stage positions of pseudo-defects in images formed on the channels as pseudo-defect stage... Agent: Hitachi High-technologies Corporation

20140192354 - Spectroscope: A spectroscope comprises a package provided with a light entrance part, a plurality of lead pins penetrating through a support part opposing the light entrance part in the package, and a spectroscopic module supported on the support part within the package. The spectroscopic module has a light detection unit provided... Agent: Hamamatsu Photonics K.k.

20140192355 - Conoscopic illumination optical device with a hollow cone for an optical microscope and method of optical microscopy in conoscopy: A method of microscopy and an illumination optical device with a hollow cone for a microscope, the illumination device includes a first conical lens (1) able to receive a collimated incident light beam (10) and form a conical light beam (20), a second conical lens (5) arranged in such a... Agent:

20140192356 - Arrangement and method for icing detection: A method for detecting atmospheric icing potential comprises emitting, by a lidar (light detection and ranging) entity (108a, 108b) such as a Doppler lidar entity, electromagnetic radiation to the atmosphere and receiving radiation backscattered from the aerosol, such as a cloud, present in the atmosphere (304), determining an indication of... Agent: Teknologian Tutkimuskeskus Vtt

20140192358 - Color measurement apparatus: The present disclosure relates to a color measurement apparatus (100) for measuring a color on a printed item (9). The color measurement apparatus (100) comprises a first body (1), a second body (2) including a sensor (26) for measuring color data of a printed item (9), and a guiding rail... Agent:

20140192357 - Spectroscopic measurement device, color management system, and method of generating profile: A spectroscopic measurement device includes a variable wavelength interference filter, an imaging section (an imaging element and a light intensity acquisition section) adapted to image the light dispersed by the variable wavelength interference filter to obtain a spectral image, and a data output section (a storage section and a communication... Agent: Seiko Epson Corporation

20140192359 - Analyzers with time variation based on color-coded spatial modulation: A filter arrangement can transmit and/or reflect light emanating from a moving object so that the emanating light has time variation, and the time variation can include information about the object, such as its type. For example, emanating light from segments of a path can be transmitted/reflected through positions of... Agent:

20140192360 - Differential photodiode integrator circuit for absorbance measurements: Systems and methods for measuring a light intensity. An example photodetector measurement circuit comprises a photodetector that receives a light and generates a photodetector current indicative of the light intensity. The measurement circuit includes a first integrator coupled along a first signal path to the photodetector to generate a first... Agent: Molecular Devices, LLC

20140192361 - Recording medium determining device and recording medium determination method: A recording medium determining device includes a light irradiating portion that irradiates a recording medium with visible light; a regular reflection light receiving portion that receives regular reflection light regularly reflected by the recording medium irradiated with light from the light irradiating portion; a diffused reflection light receiving portion that... Agent:

20140192362 - Optical measurement apparatus and calibration method: An optical measurement apparatus includes: a recording unit that records therein a value of a ratio of a first detection intensity to a second detection intensity, the first detection intensity being an intensity of the returned light detected when a first medium having a refractive index that is the same... Agent: Olympus Corporation

20140192363 - Spectroscopy assembly: A spectroscopy assembly having a first and a second optical ring resonator, each provided with a material having an intensity-dependent refraction index. The spectroscopy assembly further includes at least one waveguide, which is guided along the optical ring resonator at a distance such that the light of a continuous wave... Agent:

20140192364 - Ellipsometry system: An ellipsometry system and a detection unit thereof are capable of achieving miniaturization and price reduction associated therewith. The ellipsometry system includes the detection unit that: has an optical polarization element; separates an interference polarization beam obtained by causing the object-reflected polarization beam and reference reflected polarization beam to interfere... Agent: Utsunomiya University

20140192366 - Exposure condition determining method and surface inspection apparatus: There is provided an exposure condition determining method for determining an exposure condition for an exposure-objective substrate having a plurality of semiconductor pattern features formed by predetermined exposure on a surface thereon, the method including, irradiating an illumination light onto a surface of a substrate, which has the pattern features,... Agent:

20140192365 - Spatial splitting-based optical mems interferometers: A spatial splitting-based optical Micro Electro-Mechanical Systems (MEMS) Interferometer includes a spatial splitter for spatially splitting an input beam into two interferometer beams and a spatial combiner for spatially combining the two interferometer beams. A MEMS moveable mirror is provided to produce an optical path difference between the first interferometer... Agent: Si-ware Systems

20140192367 - Laser detection and warning system: A laser detection and warning system and associated methods of warning a pilot of an aircraft of incoming laser radiation and determining a location of a source of laser radiation including a detector configured to be mounted to an aircraft, the detector having an optical subsystem, a detector subsystem, and... Agent: The Boeing Company

20140192368 - Recording medium determination apparatus and recording medium determination method: A recording medium determination apparatus includes a light radiation unit which radiates light toward a recording medium; a light receiving unit which receives diffuse reflection light, which is light radiated from the light radiation unit and diffuse reflected by the recording medium; a reflection portion which can reflect transmitted light,... Agent: Seiko Epson Corporation

  
07/03/2014 > 31 patent applications in 26 patent subcategories.

20140185031 - Systems and methods for platelet count with clump adjustment: Embodiments of the present invention encompass automated systems and methods for analyzing platelet parameters in an individual based on a biological sample obtained from blood of the individual. Exemplary techniques involve correlating aspects of direct current (DC) impedance and/or light measurement data obtained from the biological sample with an evaluation... Agent: Beckman Coulter, Inc.

20140185032 - Method for measuring fiber content of polyethyleneterephthalate and polytrimethyleneterephthalate fibers: Disclosed is a method for measuring a fiber content of polyethyleneterephthalate (PET) and polytrimethyleneterephthalate (PTT) fibers, particularly wherein the method includes: a qualitative analysis step of identifying a presence of polyethyleneterephthalate (PET) and polytrimethyleneterephthalate (PTT) fibers in a mixed-spun fiber product; and a quantitative analysis step of measuring the fiber... Agent: Hyundai Motor Company

20140185033 - Spectroscopic analysis of nutrient materials for use in a cell culture process: In some embodiments, aspects of the disclosure relate to methods of evaluating cell culture materials, for example, nutrient materials, or other materials that can be used in cell culture media.... Agent: Biogen Idec Ma Inc.

20140185034 - Method to extend single wavelength ellipsometer to obtain spectra of refractive index: Methods are provided to use data obtained from a single wavelength ellipsometer to determine the refractive index of materials as a function of wavelength for thin conductive films. The methods may be used to calculate the refractive index spectrum as a function of wavelength for thin films of metals, and... Agent: Intermolecular Inc.

20140185036 - Calibration apparatus and calibration method: A calibration apparatus includes an insertion portion into which a measurement probe is inserted and a reference reflection plate that is arranged at a position away from a distal end of the measurement probe by a predetermined distance in a state in which the measurement probe has been inserted in... Agent: Olympus Corporation

20140185035 - Method for measuring concentration of a gas component in a measurement gas: A method in which the wavelength of the light of a tunable light source is varied periodically over an absorption line of interest for the gas component to measure the concentration of a gas component in a measurement gas based on one of two measurement methods of direct absorption spectroscopy... Agent:

20140185037 - Method and apparatus for disturbance detection: A sweep sensor may include a signal source, a propagation medium, and a detector. By transmitting an interrogating signal from the signal source into the propagation medium, detectable disturbances along the medium can physically alter the characteristics of the medium, which may cause a measureable change in the backscattered signal... Agent: Optellios, Inc.

20140185038 - Orthogonality compensation method for length measurement device and length measurement device using same: The present invention provides an orthogonality compensation method for length measurement device, including: providing a measuring platform and a plurality of alignment marks, wherein the measuring platform comprises a chassis, a rectangular measuring table mounted on the chassis, an inspection microscope arranged above the measuring table, and a laser device... Agent: Shenzhen China Star Optoelectronics Technology Co. Ltd.

20140185039 - Heat lamp test for identification of oil spots: A system for differentiating between oil spots and non-oil spots in a wrapped article comprising a web and a wrapped material. The system includes a heat source that applies heat to a wrapped article for a predetermined amount of time when the wrapped article is placed in a sample area... Agent: Altria Client Services Inc.

20140185040 - Mother glass inspection device and mother glass inspection method: The present invention provides a mother glass inspection device and a mother glass inspection method. The inspection device includes: a main body, a platform mounted on the main body, a light absorption layer formed on a top surface of the platform, a laser transmitter mounted on the main body and... Agent: Shenzhen China Star Optoelectronics Technology Co., Ltd.

20140185041 - Light source device, surface inspecting apparatus using the device, and method for calibrating surface inspecting apparatus using the device: A surface inspecting apparatus can inspect a smaller defect by using a PSL of a smaller particle size. However, the particle size of the PSL is restricted. In the conventional surface inspecting apparatus, therefore, no consideration has been taken as to how to inspect the defect of such a small... Agent: Hitachi High Technologies Corporation

20140185042 - Molecular analysis device: In the present invention, a molecular analysis device comprises a substrate, and a waveguide with a planar integrating element and filter or reflector element adjacent thereto is disposed on the substrate. The waveguide comprises a coupling means configured for coupling a predetermined frequency range of laser radiation into the waveguide.... Agent: Universiteit Gent

20140185043 - Methods and systems for analyzing samples: This disclosure relates to a method for analyzing a sample of material. The method includes (a) converting a portion of the sample into a plasma multiple times; (b) recording a spectrum of electromagnetic radiation emitted in response to each of the sample conversions to define a sequence of spectra for... Agent: Materialytics, LLC

20140185044 - Apparatus and method of inspecting a defect of an object: An apparatus for detecting a defect of an object may include a light emitter configured to emit straight polarized lights having different polarized directions, a spatial filter having openings through which the straight polarized lights selectively pass, an optical member configured to condense the straight polarized lights, which pass through... Agent: Samsung Electronics Co., Ltd.

20140185045 - Etalon-based wavelegnth locking apparatus and alignment method: Consistent with the present disclosure, an apparatus for producing a control signal for a laser source is provided, comprising an etalon configured to receive light from the laser source and control circuitry that provides the control signal, wherein the control signal is indicative of a comparison of (a) a difference... Agent:

20140185046 - Food analysis device: A food analysis device includes a variable wavelength interference filter adapted to disperse light reflected by the food into a plurality of lights with respective wavelengths, an imaging section adapted to image the lights with the respective wavelengths obtained by the dispersion to obtain spectral images corresponding respectively to the... Agent: Seiko Epson Corporation

20140185047 - Image forming apparatus: An image forming apparatus includes an image forming unit configured to form a measurement image on a sheet, a measurement unit configured to irradiate the measurement image with light and measure light reflected from the measurement image, a white reference plate arranged to be movable to a first position opposed... Agent: Canon Kabushiki Kaisha

20140185048 - Method for detecting defect of display panel and related detecting device: The present invention provides a method for detecting a defect of a display panel and related defect detecting device. The method includes: utilizing lights having different colors to illuminate the display panel; obtaining a plurality of corresponding grey-scale diagrams when the lights illuminate the display panel; and determining whether the... Agent: Shenzhen China Star Optoelectronics Technology Co. Ltd.

20140185049 - Spectroscopic analysis method and spectroscopic analyzer: The present invention improves an S/N ratio and light intensity resolution provided by an A/D converter, and an analyzer includes: a measurement cell irradiated with light during sample measurement; a dimming element irradiated with the light during reference measurement; an amplifier configured to amplify an analog light intensity signal outputted... Agent: Horiba, Ltd.

20140185050 - Reader for urine analysis: A urine analysis device includes a light emitting part, a light receiving part and a control part. The light emitting part includes a plurality of light emitting diodes. The light emitting diodes provide a light to an inspected object. The inspected object has a plurality of inspected areas. The light... Agent: Dae Kyoung Ind. Co., Ltd.

20140185051 - Surface plasmon resonance spectrometer with an actuator driven angle scanning mechanism: An instrument comprises a semi-circular rail and a driving mechanism. The driving mechanism is attached to a light source mount and a detector mount, and both the light source mount and the detector mount are attached to the semi-circular rail with connectors. Each connector allows the light source mount and... Agent: Plexera, LLC

20140185052 - Fourier-transform spectrometer and method: The present invention is related to a Fourier-transform spectrometer arrangement comprising a first polarizer, a birefringent plate, a pair of birefringent wedges, a second polarizer, a photo detector, and a control unit. According to the invention, the cross sections of the two birefringent wedges of the birefringent wedge pair are... Agent:

20140185053 - Optical interferometric apparatus: An optical interferometric apparatus comprises a light source emitting a coherent light, a polarizing beam-splitting element splitting the light into a first light and second light which travel along an optical fiber element and then are combined. Then, a beam-splitting element split the combined light into a third light and... Agent: National Central University

20140185055 - Methods and systems for integrated imaging using optical coherence tomography and photoacoustic imaging: Systems and methods for photoacoustic imaging are provided. Photoacoustic signals are excited from a body and the excited photoacoustic signals are detected with a low coherence interferometer system serving as a photoacoustic detector. Cross-sectional images of the body are then reconstructed by the system from the detected photoacoustic signals.... Agent: University Of Washington Through Its Center For Commercialization

20140185054 - System and method for stabilizing mode locked swept laser for oct medical imaging: An optical coherence analysis system uses a laser swept source that is constrained to operate in a stable mode locked condition by modulating a drive current to the semiconductor optical amplifier as function of wavelength or synchronously with the drive voltage of the laser's tunable element based on stability map... Agent: Axsun Technologies, Inc.

20140185056 - Fiber optic sensor for position sensing: A system for sensing the position of a movable object includes a polarization maintaining fiber configured to receive light from a light source; an optical system configured to rotate an angle of polarization of the light by a first predetermined angle; a low birefringence fiber connected to the optical system... Agent: General Electric Company

20140185057 - Optical position-measuring device: An optical position-measuring device is adapted to detect the position of an object in several spatial degrees of freedom. The object is disposed in a manner allowing it to move at least along a first direction of movement and along a second direction of movement. The position-measuring device includes at... Agent: Dr. Johannes Heidenhain Gmbh

20140185058 - Wrinkle detection device and wrinkle detection method: A wrinkle detection device (100) includes: a light projector (110) which, while moving relative to a layered body (40) formed by stacking electrodes (50) and separators (60), projects slit light onto an outermost one of the separators (60); a camera (120) which shoots a shape of the slit light on... Agent: Nissan Motor Co., Ltd

20140185059 - Automatic measurement of dimensional data with a laser tracker: Measuring with a system having retroreflector targets and a laser tracker includes storing a list of coordinates for three targets and at least one added point; capturing on a photosensitive array a portion of the light emitted by a light beam and reflected off the targets; obtaining spot positions on... Agent: Faro Technologies, Inc.

20140185060 - Devices for determining layer thickness and/or contamination level of a belt: The invention relates to an apparatus for determining a layer thickness on a tape moved along a feed direction, comprising: a movement unit for moving the tape along the feed direction, a light generating unit for generating illumination radiation, a beam shaping unit disposed downstream of the light generating unit... Agent:

20140185061 - Method and system for in-line real-time calculation of thicknesses of semiconductor layers of a photovoltaic device: A method and system for real-time, in-line measurements of thicknesses of semiconductor layers of photovoltaic devices is provided. The method and system include taking ex-situ optical data measurements after deposition of the semiconductor layers. The measurements are then used to calculate the thicknesses of the layers in real-time using optical... Agent: First Solar, Inc

  
06/26/2014 > 33 patent applications in 21 patent subcategories.

20140176934 - Binocular telescope having an integrated laser range finder: the first bracket (11) connected to the first telescope tube (1) is arranged behind the second bracket (12) connected to the second telescope tube (2) in the observation direction and the transmitter (26) of the laser rangefinder is arranged on the first bracket (11).... Agent: Leica Camera Ag

20140176933 - Light detecting and ranging sensing apparatus and methods: According to one aspect, an optical apparatus for a light detecting and ranging (LiDAR) sensing system is provided. The optical apparatus can comprise an optical directing device; and a multi clad optical fiber, wherein said multi clad optical fiber comprises a core, at least one inner cladding, and an outer... Agent: Pouch Holdings LLC

20140176935 - Measuring method and system for measuring positions of elements of a structure: A method for measuring a position of an element of a structure includes the steps of: attaching a receiving device to the element at a measurement position; attaching a first reference device to the receiving device; determining a first measurement point with a first measurement device adapted to measure a... Agent: Airbus Operations Gmbh

20140176936 - Sensor assembly and method for determining the hydrogen and moisture content of transformer oil: A sensor assembly senses hydrogen and moisture content of insulation liquid of a liquid-filled electrical equipment. The sensor assembly includes a radiation source for emitting electromagnetic radiation, a water detection section for receiving a water-containing component of the liquid when the assembly is in operational connection with the electrical equipment... Agent: Abb Research Ltd

20140176937 - Distributed disturbance sensing device and the related demodulation method based on polarization sensitive optical frequency domain reflectometry: This invention relates to a distributed disturbance sensing device based on polarization sensitive optical frequency domain reflectometry (OFDR) and the related demodulation thereof. The device, adopting OFDR, polarization controlling and analysis techniques, consists of a ultra-narrow linewidth tunable laser source module, polarization generating and polarization splitting balanced detecting module, laser... Agent:

20140176938 - Method and system of detecting tilt angle of object surface and method and system of compensating the same: A method and a system of detecting a tilt angle of an object surface and a method and a system of compensating the same are provided. The detecting method includes the following steps. Light beams are projected by a light source device to the object surface. An image of the... Agent: Industrial Technology Research Institute

20140176939 - Microcuvette cartridge: A microcuvette cartridge for optical measurement of a specimen includes: a substrate having a recess on an upper surface thereof to receive a fluid specimen therein, the substrate having a plurality of cavities therein to receive the fluid specimen transported from the recess, the substrate further defining a plurality of... Agent: Integrated Plasmonics Corporation

20140176940 - Hand held toxicity tester: A system and method for reliably testing for toxic substances is described. Based on spectrographic means, the system embodies one or more types of spectrometers, designed for the detection of toxic elements such as lead, and alternatively designed for the detection of toxic compounds such as asbestos. By restricting the... Agent:

20140176942 - Surface enhanced raman spectroscopy employing a nanorod in a surface indentation: A surface enhanced Raman spectroscopy (SERS) apparatus employs a nanorod in an indentation in a surface of a substrate. The SERS apparatus includes the nanorod having a tip at a free end opposite to an end of the nanorod that is supported by the substrate indentation. The indentation has a... Agent:

20140176941 - Use of raman markers for authenticating security documents: The present invention relates to the use of non deactivable security markers comprising the combination of at least two types of nanoparticles of materials presenting Raman effect, wherein said nanoparticles are in a dispersed state or is forming ag glomerates of between 2 and 500 nanoparticles. The invention also relates... Agent: Fabrica Nacional De Moneda Y Timbre- Real Case De La Moneda

20140176943 - Surface defect inspection method and apparatus: A surface defect inspection apparatus and method is provided which illuminates a plurality of beams set to different intensity values to a sample. Scattered light from the plurality of beams is detected and processed to analyze the surface defects.... Agent: Hitachi High-technologies Corporation

20140176945 - Aligning module and method for assembling light-emitting diode with lens using the same: An exemplary aligning module for aligning a lens with a light-emitting diode (LED) chip includes a controlling module, a first image sensing module and a second image sensing module controlled by the controlling module, and a gripping module controlled also by the controlling module. The controlling module controls the first... Agent: Hon Hai Precision Industry Co., Ltd.

20140176944 - Methods and systems for determining a probe-off condition in a medical device: A physiological monitoring system may determine a probe-off condition. A physiological sensor may be used to emit one or more wavelengths of light. A received light signal may be processed to obtain a light signal corresponding to the emitted light and an ambient signal. The signals may be analyzed to... Agent: Covidien Lp

20140176949 - Automatic initiation of reference spectra library generation for optical monitoring: A method of generating reference spectra includes polishing a first substrate in a polishing apparatus, measuring a sequence of spectra from the first substrate during polishing with an in-situ optical monitoring system, for each spectrum in the sequence of spectra, determining a best matching reference spectrum from a first plurality... Agent: Applied Materials, Inc.

20140176948 - Methods and apparatus for calibrating a color display: Improved methods are provided for calibrating color on a color display coupled to a computer, which are useful for obtaining calibrated data in a virtual proof network for enabling different color devices to render consistent color. Methods involve user interactions with screens on the display to set color display parameters.... Agent: Rah Color Technologies LLC

20140176946 - Methods and apparatus for downhole fluid analysis: Methods and apparatus for downhole fluid analysis are disclosed. An example method includes obtaining first measurements from a first spectrometer and a second spectrometer when a light source is on, obtaining second measurements from the first spectrometer and the second spectrometer when the light source is off and calibrating the... Agent: Schlumberger Technology Corporation

20140176947 - Providing locality information via light sources: In an embodiment, an apparatus includes a rack having a plurality of rack-mounted devices and a strip coupled to a portion of the rack and including a plurality of segments, each with a light source. The rack-mounted devices may each include or be associated with a photosensor to be in... Agent:

20140176950 - Artificial retina device: The present technology provides a color-sensing device that includes an electrically-conductive substrate and a bulk heterojunction (BHJ) polymer layer formed on the substrate. The color-sensing device is configured to detect a first color of two colors and produce a first electrical signal that includes a first current response indicating detection... Agent: Jawaharlal Nehru Centre For Advanced Scientific Research

20140176951 - Multi-band multiplexing intra-cavity gas sensing system and method: Disclosed is a multi-band multiplexing intra-cavity gas sensing system and method. The system consists of a laser resonant cavity subsystem, a gas sensing subsystem and a detection-demodulation subsystem. The laser resonant cavity subsystem consists of the first beam splitter, two ways of gain paths composed of a pump light source,... Agent:

20140176952 - Microfluidic absorption cell: An absorption cell for microfluidic chemical analysis made from tinted or coloured polymers, for example polymethylmethacrylate (PMMA), in which microfluidic channels are cut. Light is coupled into the absorption cell via two windows (typically 200 um thick) that are retained at either end of the channel. Absorption is measured using... Agent: University Of Southampton

20140176954 - Laser beam pattern projector: Methods and systems consistent with some embodiments presented provide methods for denying visual access to a first area from a target area. In some embodiments, methods for denying visual access from a target area may include generating a structured light pattern and projecting the structured light pattern from onto the... Agent: Doubleshot, Inc.

20140176953 - Reflection characteristic measuring apparatus: A measuring apparatus includes an illumination device including a surface light source, a detector configured to detect a light intensity distribution formed on a light-receiving surface by reflected light, and a processor configured to obtain the reflection characteristic based on first data of the light intensity distribution detected by the... Agent: Canon Kabushiki Kaisha

20140176955 - Inspection methods, inspection apparatuses, and lithographic apparatuses: A method for determining overlay error includes measuring asymmetry of radiation reflected from each of a plurality of targets on a substrate. The plurality of targets include a predetermined overlay offset. The method also includes comparing the measured asymmetry of the radiation reflected from each of the plurality of targets... Agent: Asml Netherlands B.v.

20140176957 - Integrated optical sensor circuit: A photonics integrated system is disclosed, comprising a substrate, an integrated interferometer integrated in the substrate and being configured for receiving radiation from a radiation source, and an integrated spectral filter integrated in the substrate and being configured for receiving radiation from the interferometer. The integrated interferometer has a period... Agent: Universiteit Gent

20140176956 - Super-steep step-phase interferometer: Step-phase interferometers are provided for use as optical interleavers/de-interleaver for optical communication. High data rates require a wide band-width to pass the high-speed modulated optical spectrum, and further require a wide stop-band to reject the signal from adjacent channels. The present interferometers provide a steep slope at the transition from... Agent:

20140176961 - Manual calibration of imaging system: The invention generally relates to methods for manually calibrating imaging systems such as optical coherence tomography systems. In certain aspects, an imaging system displays an image showing a target and a reference item. A user looks at the image and indicates a point within the image near the reference item.... Agent: Volcano Corporation

20140176958 - Oct system with bonded mems tunable mirror vcsel swept source: A microelectromechanical systems (MEMS)-tunable vertical-cavity surface-emitting laser (VCSEL) in which the MEMS mirror is a bonded to the active region. This allows for a separate electrostatic cavity, that is outside the laser's optical resonant cavity. Moreover, the use of this cavity configuration allows the MEMS mirror to be tuned by... Agent: Axsun Technologies, Inc.

20140176960 - Polarization sensitive optical coherence tomography system: The invention generally relates to a polarization sensitive optical coherence tomography (OCT) system that includes both polarization maintaining and single mode optical fiber and methods of use thereof.... Agent: Volcano Corporation

20140176959 - Swing-style and high signal-to-noise ratio demodulation devices and corresponding demodulation method for the measurement of low coherence interference displacement: This invention provides a swing-style and high signal-to-noise ratio low coherence interference demodulation devices and the corresponding demodulation method for the measurement of displacement. In the displacement sensing method, the optical path difference, which is built by the light reflections from the reference surface and the test object, varies with... Agent:

20140176962 - Interferometer: An interferometer includes a light source and a beam splitter, via which the beam of rays emitted by the light source is split into a measurement beam and a reference beam. The measurement beam propagates in a measuring arm extending in a first direction between the beam splitter and a... Agent: Dr. Johannes Heidenhain Gmbh

20140176963 - Optical coherence tomography system that is reconfigurable between different imaging modes: The invention generally relates to an optical coherence tomography system that is reconfigurable between two different imaging modes and methods of use thereof.... Agent: Volcano Corporation

20140176964 - Optical touch system: An optical touch system comprises a first light-emitting unit, a second light-emitting unit, a first image sensor having a first filter, and a second image sensor having a second filter. The first light-emitting unit generates first wavelength band light. The second light-emitting unit generates second wavelength band light. The first... Agent: Pixart Imaging Inc.

20140176965 - Three-dimensional imaging using a single camera: The attenuation and other optical properties of a medium are exploited to measure a thickness of the medium between a sensor and a target surface. Disclosed herein are various mediums, arrangements of hardware, and processing techniques that can be used to capture these thickness measurements and obtain three-dimensional images of... Agent: Massachusetts Institute Of Technology

  
06/19/2014 > 35 patent applications in 28 patent subcategories.

20140168630 - Distance measurement apparatus, and distance measurement method: A distance measurement method, includes measuring a distance to an object by means of a distance measurement circuit of a distance measurement apparatus and by scanning a light beam; designating a first mode which controls a projection angle of the light beam so that sampling positions in a given number... Agent: Fujitsu Limited

20140168631 - Multi-clad fiber based optical apparatus and methods for light detection and ranging sensors: Methods and apparatus for light detecting and range sensing. In one approach, a light detecting and ranging (LiDAR) sensor uses an optical directing device; a multi-clad optical fiber, a light source, and a detector. The light source is optically coupled to the multi-clad optical fiber which is configured to receive... Agent: Pouch Holdings LLC

20140168634 - Laser radar device, safe landing sensor for planetfall, docking sensor for space apparatus, space debris collection sensor, and vehicle-mounted collision avoidance sensor: A laser radar device includes: a pulse laser that outputs transmission light to a target; an transmission optical system that makes the transmission light at a predetermined beam spread angle; a light-receiving element array that receives scattered light from the target and converts the light to an electric signal; an... Agent: Mitsubishi Electric Corporation

20140168632 - Measuring apparatus and referencing method for a digital laser distance meter, and laser distance meter: A handheld distance measuring instrument includes a first emission device, a first reception device and a second reception device. The first emission device is configured to emit an optical measurement radiation onto a target object. The first reception device is configured to detect the radiation returning from the target object.... Agent: Robert Bosch Gmbh

20140168633 - Terrain surveillance system: A system for the surveillance of terrain and the detection of intrusions over a plane extending into that terrain. A curtain array of light beams is projected along the plane and reflections from the terrain are detected by a sensor array essentially spatially coincident with the array of light sources.... Agent:

20140168635 - Inspection method and inspection fixture for scribing lines of wafer: An inspection method and an inspection fixture for the scribing lines of a wafer are disclosed. The inspection method includes the following steps: providing a wafer having multiple chips and a lower surface attached with a dicing tape, wherein scribing lines are formed between the chips; connecting the dicing tape... Agent: Yayatech Co., Ltd.

20140168636 - Spectrometer: A spectrometer includes: a tungsten lamp which emits light with no peak wavelength within a wavelength range of visible light and having a light amount increasing as the wavelength becomes longer; a violet LED which emits light having a peak wavelength within the wavelength range of visible light; a light... Agent: Seiko Epson Corporation

20140168637 - Simultaneous refractive index and thickness measurements with a monochromatic low-coherence interferometer: A scanning monochromatic spatial low-coherent interferometer (S-LCI) can be used to simultaneously measure geometric thickness and refractive index. The probe beam of the scanning S-LCI can be an off-axis converging single wavelength laser beam, and the decomposed incident angles of the beam on the sample can be accurately defined in... Agent: University Of Florida Research Foundation, Inc.

20140168638 - Measuring operational parameters in an esp seal with fiber optic sensors: A seal section for use in a wellbore electrical submersible pump and includes an optic fiber detection arrangement wherein one or more optic fiber sensors is used to detect an operational parameter associated with the seal section. The operational parameters can include temperature, vibration and pressure.... Agent:

20140168639 - Laser patterning examining apparatus: A laser patterning examining apparatus includes a fixing plate, a rotating plate configured to move vertically with respect to the fixing plate and to rotate, a housing connected to the rotating plate, a laser emission unit over the fixing plate and emits a laser beam, a prism unit on the... Agent:

20140168640 - Method and apparatus for image scanning: A method of estimating an in-focus level of a target in an image scanning apparatus is provided, wherein the image scanning apparatus comprises a first line scan detector configured to obtain one or more image scan lines of the target and a second line scan detector configured to obtain one... Agent: Ffei Limited

20140168641 - Apparatus for measuring thickness of lens and method using the apparatus: An apparatus for measuring a thickness of a lens is disclosed. The apparatus includes a first support, a second support, a third support, a first positioning element, a second element and a measuring element. The lens is disposed on the third support. The first positioning element is fixed to the... Agent: Hon Hai Precision Industry Co., Ltd.

20140168642 - Device and method for determining tilt angle of camera actuator module: A method for determining a tilt angle of a camera actuator module is disclosed. A test device is placed on a precision tilt angle fine-tuning seat. The precision tilt angle fine-tuning seat is adjusted to horizontally orient the test device. The camera actuator module is placed on the test device... Agent:

20140168643 - Method for inspecting defects of optical layer elements of a display device: Disclosed is a method for inspecting defects of optical layer elements of a display device. The method includes steps of: scanning a selected optical layer element of the display device by a scanning light beam at a predetermined scan angle, wherein the optical layer element is selected from a polarizing... Agent:

20140168644 - Apparatus for analyzing elements in liquid: An elemental analysis apparatus 101 includes a treatment vessel 108 of which at least a part is optically transparent, a first electrode 104 covered by insulator 103, a second electrode 102, a bubble-generating part which generates a bubble 106, a gas-supplying apparatus 105 which supplies gas to the bubble-generating part... Agent: Panasonic Corporation

20140168645 - Quantitative analysis method for measuring target element in specimen using laser-induced plasma spectrum: Disclosed herein is a quantitative analysis method for measuring a target element in a specimen using laser-induced plasma spectrum. More particularly, the present invention relates to a method for analyzing a composition ratio of a target element by calculating peak intensities when peaks overlap each other in a spectrum, and... Agent: Gwangju Institute Of Science And Technology

20140168646 - Optical system and method for measuring in patterned structures: An optical system is presented for use in measuring in patterned structures having vias. The optical system comprises an illumination channel for propagating illuminated light onto the structure being measured; a detection channel for collecting light returned from the illuminated structure to a detection unit; and an attenuation assembly accommodated... Agent: Nova Measuring Instruments Ltd.

20140168647 - Integrated smoke cell: A device and method for manufacturing an integrated smoke cell are presented. The smoke cell includes an integral housing with a ceiling portion and a smoke permeable wall forming a chamber when mounted on a printed circuit board. An emitter and detector are mounted above apertures in the chamber ceiling... Agent: Excelitas Canada, Inc.

20140168648 - Alignment device for exposure device, and alignment mark: This alignment device is furnished with an alignment light source for emitting alignment light, and is housed with a camera for example. The alignment light source emits alignment light, doing so, for example, coaxially with respect to the optical axis of light detected by the camera. The alignment light illuminates... Agent: V Technology Co., Ltd

20140168649 - Spheroid sample cell for spectrometer: A sample cell for a spectrometer, and a spectrometer using such a sample cell. The sample cell may include a housing having a reflective inner surface which is at least a section of a spheroid bounding a cavity. A lens system receives electromagnetic radiation from a source and directs a... Agent:

20140168650 - Spectral control system: The disclosure is directed to a system and method of controlling spectral attributes of illumination. According to various embodiments, a portion of illumination including an excluded selection of illumination spectra is blocked, while another portion of the illumination including a transmitted selection of illumination spectra is directed along an illumination... Agent:

20140168653 - Band detection sensor and detection method therefor: A band detection sensor includes LEDs configured to radiate detection light onto one side of a web, photodiodes configured to receive the detection light reflected by the web and output a detection signal corresponding to the detection light, and a discrimination section configured to discriminate bands on the web on... Agent: Japan Tobacco Inc.

20140168651 - Nanostructure diffraction gratings for integrated spectroscopy and sensing: The present disclosure pertains to metal or dielectric nanostructures of the subwavelength scale within the grating lines of optical diffraction gratings. The nanostructures have surface plasmon resonances or non-plasmon optical resonances. A linear photodetector array is used to capture the resonance spectra from one of the diffraction orders. The combined... Agent:

20140168652 - Reflection measurement apparatus: Provided is a light beam incident device including an off-axis parabolic mirror that receives parallel light beams and converges the parallel light beams at one point on an object to be measured, and an incident-side light reception surface of a mirror that feeds the parallel light beams to the off-axis... Agent: Advantest Corporation

20140168654 - Fiber-type image capturing method and apparatus thereof: A fiber-type image capturing apparatus includes a fiber optic, an optical rotating module, an outer tube, an air inlet hole, and an air outlet hole. The optical rotating module is connected to one end of the fiber optic and has a light forward exit and a light lateral exit. The... Agent: China Medical University

20140168655 - Broadband fiber light source with high wavelength stability under radiation for ifog applications: A rare-earth-doped-fiber light source with wavelength stability includes a rare-earth doped fiber and an undoped fiber placed in proximity to each other and having the same host material and the same cross-sectional structure, a coupler configured to direct a first portion of pump power from a pump laser to the... Agent: Honeywell International Inc.

20140168658 - Integrated dual swept source for oct medical imaging: An optical coherence analysis system comprising: a first swept source that generates a first optical signal that is tuned over a first spectral scan band, a second swept source that generates a second optical signal that is tuned over a second spectral scan band, a combiner for combining the first... Agent: Axsun Technologies, Inc.

20140168656 - Luminescent device, optical coherence tomographic imaging apparatus provided with the luminescent device and control method of the luminescent device: A luminescent device including an upper electrode layer, a lower electrode layer and an active layer provided between these electrode layers, the device having such a structure that at least one electrode layer of the upper electrode layer and the lower electrode layer is provided in an in-plane direction of... Agent: Canon Kabushiki Kaisha

20140168657 - Optical tomography device: An optical tomography device 1 is provided as one capable of obtaining tomographic information of a measuring object with higher accuracy. In the optical tomography device 1, numerical apertures of reception fibers 12, 13 are different from each other. Therefore, the device has a configuration wherein the reception fibers 12,... Agent: Sumitomo Electric Industries, Ltd.

20140168659 - Micromachined metal diaphragm based fabry-perot fiberoptic sensor system and data processing involving the same: The present invention relates to micro machined metal diaphragm for Fabry-Perot interferometer sensor and Fabry Perot Fiber optic Sensor system using said metal diaphragm and method of fabrication thereof. Fabry Perot sensor with micro machined metallic diaphragms at the fiber optic end is developed ensuring accuracy, controllability by deterministic process.... Agent: The Secretary, Department Of Atomic Energy, Govt. Of India

20140168660 - Method and apparatus for surface profilometry: Methods of performing surface profilometry are provided. A low coherence light beam is scanned relative to a sample surface. The intensity of interference fringes generated by the interference of a sample beam and a reference beam are recorded by an image sensor. Variations of light intensity around each pixel are... Agent: University Of New Brunswick

20140168661 - High-speed, 3-d method and system for optically measuring a geometric dimension of manufactured parts: A high-speed, 3-D method and system for optically measuring a geometric dimension of manufactured parts such as cartridge cases are provided. The method includes consecutively transferring the parts so that the parts travel along a path which extends to a vision station at which each part has a predetermined position... Agent: Gii Acquisition, LLC Dba General Inspection, LLC

20140168662 - Three-dimensional measuring apparatus and control method therefor: According to the invention, reliability is calculated in consideration of an uncertain error due to noise in three-dimensional measurement, thereby obtaining correct reliability as compared with a conventional technique. To achieve this, a three-dimensional measuring apparatus includes a projector which projects a striped light pattern onto an object, a camera... Agent: Canon Kabushiki Kaisha

20140168663 - Apparatus for sensing indicators: An apparatus for sensing indicators is disclosed herein. An example of the apparatus includes a roller over which a mea passes, the roller including a first end that is dark in color and a second end that is light in color. The example of the apparatus also includes a sensor... Agent: Hewlett-packard Development Company, L.p.

20140168664 - Digital movement measuring device:

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