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9041917 Range sensor and range image sensor  
The range image sensor is a range image sensor which is provided on a semiconductor substrate with an imaging region composed of a plurality of two-dimensionally arranged units (pixel P), thereby...
9030652 Non-contact, optical sensor for synchronizing to free rotating sample platens with asymmetry  
A method and apparatus for determining the synchronicity of a rotary platen (22) in a vacuum deposition chamber (24). A light source (64) projects a highly collimated light beam (66) onto the...
9026278 LDV system for measuring wind at high altitude  
A method of using LIDAR on an airborne vehicle is described. A beam of radiation is transmitted to target areas at least one of above, below, and in front of the airborne vehicle, the target areas...
9019481 Colored noise reduction method and device for optical remote airflow measurement apparatus  
An object of the present invention is to provide an optical remote airflow measurement apparatus with which even colored noise corresponding to an external environment of the apparatus can be...
9007569 Coherent doppler lidar for measuring altitude, ground velocity, and air velocity of aircraft and spaceborne vehicles  
A Doppler lidar sensor system includes a laser generator that produces a highly pure single frequency laser beam, and a frequency modulator that modulates the laser beam with a highly linear...
9007570 Airborne wind profiling algorithm for Doppler Wind LIDAR  
Systems, methods, and devices of the present invention enable airborne Doppler Wind LIDAR system measurements and INS/GPS measurements to be combined to estimate wind parameters and compensate for...
8988662 Time-of-flight calculations using a shared light source  
In some embodiments, distances associated with a surface may be calculated using time-of-flight (ToF) of a plurality of pulses of light occurring at a predetermined frequency. Reflected light from...
8982336 Physical quantity sensor and physical quantity measuring method  
A physical quantity sensor includes a semiconductor laser for irradiating an object with a laser beam, and a laser driver for operating the semiconductor laser in such a way that a first...
8982334 Method of operating a SMI sensor and corresponding sensor device  
The present invention refers to a method of operating a self-mixing interference sensor and a corresponding self-mixing interference sensor device. In the method the laser (1) of the device is...
8982335 Marking or scanning apparatus with a measuring device for measuring the speed of an object and a method of measuring the speed of an object with such a marking or scanning apparatus  
Apparatus for marking and/or scanning (m/s) an object comprising a m/s head (20) having a plurality of receiving spaces (24) for m/s devices (40), a driving mechanism for moving the object, a...
8976342 Method for estimating the transverse component of the velocity of the air in a doppler LiDAR measurement  
A method for estimating the transverse component Vtrans of the velocity of the air comprises the following steps: emitting a focused laser beam; acquiring an electrical signal resulting from the...
8964170 System and method for assessing the flow of a fluid  
A system for assessing the flow of a fluid. The system can include a light source, a fiber-optic system optically coupled to the light source, which is arranged to provide a reference beam and an...
8946628 Electron beam interference device and electron beam interferometry  
There is a limit in range and distance in which an electron beam can interfere and electron interference is implemented within a range of a coherence length. Therefore, interference images are...
8947647 Range-resolved vibration using large time-bandwidth product LADAR waveforms  
In one aspect, a method includes forming range bins from range compressed data, the range compressed data comprising a train of coherent pulses formed based on a transmitted signal from a laser...
8947648 Systems and methods for signal processing in optical imaging systems  
Systems, devices and methods of producing an image are provided. A electro-magnetic radiation source provides electro-magnetic radiation to a sample and a reference. A detector/interferogram unit...
8941820 Particle image velocimetry system for three-dimensional space  
An imaging device can take an image of a flow field including tracer particles includes a compound-eye lens formed from a large number of monocular lenses, which take images of images taken by an...
8930049 LDV for airdrops  
A method of using a light detection system for increasing the accuracy of a precision airdrop is described. Radiation is transmitted to target areas between an airborne vehicle and a dropzone...
8928866 Velocity measuring device and method  
A velocity measuring device emitting a laser beam at a web; a photodiode converting an optical output of the laser into an electric signal; a laser driver operating the laser to alternate a first...
8917383 Wind turbine blade provided with optical wind velocity measurement system  
A wind turbine includes a number of blades and an optical measurement system comprising a light source, such as a laser, an optical transmitter part, an optical receiver part, and a signal...
8913232 Methods and systems for measuring speckle translation with spatial filters  
Two or more spatial filters are used in determining velocity based on speckle translation. A light source may be turned on, turned off, or both for a variable amount of time during operation. The...
8908160 Optical air data system suite of sensors  
Systems and methods for laser based measurement of air parameters for use, e.g., on aircraft are disclosed. An example system includes a coherent source of radiation, a modulator, a transceiver,...
8885153 Differentiation of flow cytometry pulses and applications  
A method of analyzing pulses from a flow cytometer in which particles in a fluid pass through an excitation volume of an electromagnetic radiation and interact with the electromagnetic radiation...
8879051 High power laser doppler velocimeter with multiple amplification stages  
Systems and methods for laser based measurement of air parameters are disclosed. An example system includes a source of radiation, an amplification system with one or more power amplification...
8873027 Cell observation device and cell observation method  
A cell observation device is provided with a reflection interference shutter 106A which adjusts a light quantity of light emitted from a reflection interference measurement light source 106, a...
8867025 Aerial, landing, and takeoff aircrafts crash avoidance system  
An aerial, landing, takeoff, aircraft collision avoidance system (10) that automatically operates an audible and visual display warning system within an aircraft by sensing when there is an...
8836922 Devices and methods for a rotating LIDAR platform with a shared transmit/receive path  
A LIDAR device may transmit light pulses originating from one or more light sources and may receive reflected light pulses that are then detected by one or more detectors. The LIDAR device may...
8804103 Velocity measuring system  
A laser Doppler velocimeter uses self-mixing amplification of backreflections from scatterers below the surface of a flow. A time domain signal is divided into segments that are roughly equal to a...
8797514 Localized dynamic light scattering system with doppler velocity measuring capability  
A localized dynamic light scattering measurement system includes a beam displacer for splitting an incident beam having two orthogonal linearly polarized beam components with slightly different...
8780334 Topographical profiling with coherence scanning interferometry  
Determining a height profile of a test object surface includes obtaining, from a scanning interferometry device, scanning interferometry data for the test object surface, calculating a coherence...
8773647 Device for measuring speed of material  
A device for measuring a speed of a material includes a body unit disposed at an exit side of a rolling stand and placed below a material which is transferred from the rolling stand; and a speed...
8767193 Doppler tracking in presence of vehicle velocity uncertainty  
Methods for tracking the relative velocity between a vehicle and a target that uses both a measured velocity as well as an estimate of the velocity that is based on tracking the peaks in a laser...
8760635 Displacement measuring apparatus and velocity measuring apparatus which measure displacement amount of moving object  
A displacement measuring apparatus 100 which measures a displacement amount of a moving object 102 includes a light source that irradiates the moving object 102 using luminous flux emitted from a...
8749765 Application using a single photon avalanche diode (SPAD)  
A sporting device may include a proximity detector, and a housing for carrying the proximity detector. The proximity detector may comprise a single photon avalanche diode for measuring the speed...
8743351 Velocity measuring system  
A laser Doppler velocimeter uses self-mixing amplification of backreflections from scatterers below the surface of a flow. A time domain signal is divided into segments that are roughly equal to a...
8743350 Measuring device for characterizing two-phase flows  
The invention relates to a device (1) for characterizing a two-phase flow in a channel (11), and to a related method. The device includes: a light source (10) for illuminating the channel (11), in...
8702942 Laser doppler electrophoresis using a diffusion barrier  
In one general aspect, an electrophoretic measurement method is disclosed that includes providing a vessel that holds a dispersant, providing a first electrode immersed in the dispersant, and...
8705017 Photonic fence  
A system for tracking airborne organisms includes an imager, a backlight source (such as a retroreflective surface) in view of the imager, and a processor configured to analyze one or more images...
8692983 Optical, laser-based, or lidar measuring systems and method  
Present novel and non-trivial optical, laser-based measuring systems and method are disclosed. An optical, laser-based, or LIDAR measuring apparatus is comprised of a radiation...
8692982 Method for observing fluid and fluid flow observation  
A fluid observation apparatus for performing a method for observing a fluid by PIV. The method for observing a fluid includes capturing an image of inorganic particles in a fluid for flow...
8687173 Compact fiber optic geometry for a counter chirp FMCW coherent laser radar  
A system and method for determining a measured distance between a measuring device (20A) and an object (21), the system including a first laser source (13) for producing a first light beam (13A)...
8687174 Unit pixel, photo-detection device and method of measuring a distance using the same  
A unit pixel included in a photo-detection device, the unit pixel including a floating diffusion region in a semiconductor substrate, a ring-shaped collection gate over the semiconductor...
8675184 Direct detection Doppler LIDAR method and direction detection Doppler LIDAR device  
The invention relates to a method for Doppler light detection and ranging (LIDAR) measurement of speeds. A laser beam is directed at the medium to be measured, and radiation which is then emitted...
8636668 Measuring apparatus  
Provided is a measuring apparatus that includes: a semiconductor laser device that emits a laser light beam to an object to be measured; a driving unit that provides a driving signal for...
8629978 Curved laser sheet for conformal optical diagnostics  
Three-dimensional surface illumination using curved laser sheets is described for optical flow measurements over conformal curved surfaces. The illumination method is applicable to many different...
8619242 Information processing apparatus and apparatus for evaluating whether information processing method is possible  
An information processing apparatus using a design and evaluation method for a device or an apparatus concerning microscopic particles in conformity with dual mechanics is provided, and this...
8610881 Lidar measurement device with target tracking and method for use of same  
A Lidar measurement device for vehicular traffic surveillance and method for use of same are disclosed. In one embodiment, video circuitry acquires video of a field of view having a target...
8599368 Laser-based speed determination device for use in a moving vehicle  
A method of laser-based speed determination includes determining, via a digital scan of a field of view, a location of a target, directing, via a laser-aiming device, a laser from a laser device...
8599364 Range sensor and range image sensor  
The range image sensor is a range image sensor which is provided on a semiconductor substrate with an imaging region composed of a plurality of two-dimensionally arranged units (pixel P), thereby...
8593619 System, method and computer-accessible medium for tracking vessel motion during three-dimensional coronary artery microscopy  
Exemplary embodiments of apparatus, method and computer accessible medium can be provided which can facilitate a determination of at least one characteristic of a structure. For example, it is...
8582085 Chirped coherent laser radar with multiple simultaneous measurements  
A laser radar system using collocated laser beams to unambiguously detects a range of a target and a range rate at which the target is moving relative to the laser radar system. Another aspect of...