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8184271 |
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 to...
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8184272 |
System and method for transitioning from a missile warning system to a fine tracking system in a directional infrared countermeasures system
A method for transitioning a target from a missile warning system to a fine tracking system in a directional countermeasures system includes capturing at least one image within a field of view of...
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8169599 |
Device and method for measuring parts
A device and method for measuring moving material includes a processor and operating software associated therewith; a light source for emitting at least two polarized light beams in a manner...
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8170277 |
Automatic tracking apparatus and automatic tracking method
An automatic tracking apparatus is provided, which is capable of solving a failure occurred in an automatic tracking operation in connection with a zooming operation, and capable of tracking an...
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8149392 |
Method and apparatus for reducing handoff inaccuracies in a countermeasures system
A method for reducing handoff inaccuracies in a DIRCM countermeasures system comprising the step of adding a second on-axis camera to the DIRCM countermeasures system.
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8139206 |
Method and arrangement to determine a wind-speed
A method and an arrangement are provided to determine the speed of the wind, which acts on a wind-blade of a wind-turbine. An optical-signal with a known frequency is sent from an...
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8134693 |
Traffic violation detection, recording and evidence processing system
A traffic violation or event detection, recording and processing system and method is disclosed which includes at least one camera (20 and 30) for monitoring a region under surveillance (31 and...
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8128237 |
Plurality of self-activating display shaping devices defining a display area
A computer implemented method for utilizing a plurality of self-activating display shaping devices to provide shape adjustment information for a digital image projected on a display is disclosed....
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8125622 |
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 therein....
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8120756 |
Laser doppler velocity system for variable beam focusing
Disclosed is a laser doppler velocity system that can easily change a focal length of laser beam, in order to measure the velocity of fluid. As the fluid lens is used in order to focus the laser...
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8120757 |
Remote lens unit assembly for laser doppler velocimeter
An assembly structure and method for housing a remote lens unit assembly of a laser Doppler velocimeter. The housing includes one or more transceiver telescopes and an optical window. The...
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8120755 |
Method of correcting a volume imaging equation for more accurate determination of a velocity field of particles in a volume
The subject matter of the invention is a method of correcting a volume imaging equation for more accurate determination of a velocity field of particles in a volume, said volume being captured from...
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8098367 |
Laser slope adjustment
Tools and techniques for estimating elevations, including without limitation tools and techniques that employ mobile stations with laser detectors for receiving a beam emitted from a laser source...
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8072584 |
Optical air data systems and methods
Systems and methods for sensing air includes at least one, and in some embodiments three, transceivers for projecting the laser energy as laser radiation to the air. The transceivers are scanned or...
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8068216 |
Optical air data systems and methods
A method for remotely sensing air outside a moving aircraft includes generating laser radiation within a swept frequency range. A portion of the laser radiation is projected from the aircraft into...
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8064047 |
Method and apparatus for contactless determination of a lateral offset relative to a straight-ahead direction
Method and apparatus for contactless determination of lateral offset relative to a straight-ahead direction when an object moves relative to an object with a stochastic surface structure, in which...
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8059263 |
Apparatus for the recognition of the presence of an object in space
An apparatus for the recognition an object in space in accordance with the pulsed time-of-flight principle. The apparatus has a pulsed laser and a photoreceiver arrangement which receives the light...
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8059264 |
Monitoring velocities in a polymerization process
Method for monitoring the velocity of growing polymer particles flowing in a two-phase stream during a polymerization process, said method comprising measuring the degree of attenuation in the...
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8048372 |
Sensor system for real-time bioluminescence signature determination
A real-time in-situ sensor system is provided for measurement of bioluminescence and determination of bioluminescence surface signature. The system measures bioluminescence in the wake of a...
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8045140 |
Method for multivariate analysis of confocal temporal image sequences for velocity estimation
A method of determining individual velocity associated with one or more molecular species moving through a fluid medium involves obtaining multiple temporal images of the one or more species moving...
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8040493 |
Thermal flow meter
A thermal flow meter for use in dialysis is described, that uses a thermal wave to generate a signal in the fluid for which the flow rate is to be measured. The phase angle of the thermal wave...
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8035888 |
Frequency shifter in an optical path containing a pulsed laser source
The present invention relates to a frequency shifter in an optical path containing a pulsed laser source, and it is characterized in that it comprises at least one frequency shifter (12, 13)...
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8031339 |
Particle measurement systems and methods
A system according to one embodiment includes a light source for generating light fringes; a sampling mechanism for directing a particle through the light fringes; and at least one light detector...
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8031344 |
Z-stage configuration and application thereof
A stage configuration is provided, wherein a ceramic plate is used as the z-stage body to decrease the use of the metal plates in the conventional configuration, so that the compact structure of...
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8028343 |
Scanning probe microscope with independent force control and displacement measurements
A nanoindenter that includes an interferometer, a rod, a force actuator and a controller is disclosed. The interferometer generates a light beam that is reflected from a moveable reflector, the...
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8027029 |
Object detection and tracking system
An object detection system for a vehicle includes an imaging device, an image processor and a Lidar device. The imaging device is operable to capture image data representative of a scene exterior...
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7999926 |
Method and device for determining anemometric parameters of an aircraft
A method and device for determining anemometric parameters of an aircraft. The device (1) comprises four laser anemometers (A1, A2, A3, A4) that are mounted in pairs (CA, CB) symmetrically on the...
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8000847 |
Control system for automatic flight in windshear conditions
A flight control system is configured for controlling the flight of an aircraft through windshear conditions. The system has means for measuring values of selected flight performance states of the...
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7995192 |
Safety system for contactless measurement of paths and/or speeds
An optoelectronic safety sensor (10) is set forth for the contactless measurement of paths and/or speeds of the safety sensor (10) or of a first object connected in a fixed position to the safety...
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7995193 |
Measuring device
A measuring device includes a VCSEL of a first-order or high-order single mode emitting laser beams, a driving part configured to drive the VCSEL, a detecting part configured to detect an electric...
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7986398 |
Gas velocity sensor
A method and apparatus for determining gas velocity, which includes generating transmitted radiation having an expected transmission frequency, detecting backscattered radiation, and determining...
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7982862 |
Line of sight wind speed detection system
The invention is a line of sight wind detection system that has a laser with an output that is directed at a target. The system also has a receiver with a Hartmann aperture array receiving a...
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7982863 |
Biaxial laser anemometry probe
The subject of the present invention is a laser anemometry probe for optical homodyne detection of frequency offset by Doppler effect, comprising two devices (DERF1, DERF2) for...
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7978320 |
Light angle detection device, method for fabrication thereof and electronic device employing same
A light angle detection device according to an embodiment of the present invention includes a first light receiving lens, a first light sensing element, a second light receiving lens, and a second...
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7978316 |
Multi-phase interferometer
An optical perturbation sensing system includes a probing beam incident on a medium with perturbations and a sensing beam redirected from the medium and incident on a surface area of a...
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7961302 |
Physical quantity sensor and physical quantity measuring method
A physical quantity sensor has a semiconductor laser, a laser driver for providing, to the semiconductor laser, a driving electric current that is a waveform wherein the maximum portions and...
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7948613 |
Optical device for measuring moving speed of an object relative to a surface
The invention relates to sensors of the speed of movement of a vehicle over the ground. The sensor comprises illumination means for illuminating the surface and at least one optical sensor able to...
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7944549 |
Optical screen, systems and methods for producing and operating same
There is provided a system for forming an optical screen, including a continuous wave or pulsed laser transmitter for transmitting a beam of radiation at a predetermined wavelength and forming a...
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7936450 |
Opto-electrical sensor arrangement
The invention relates to an opto-electronic sensor arrangement (10) with an optical transmitter (20) and an optical receiver (30), such that the optical transmitter (20) and the optical receiver...
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7933002 |
Method and lidar system for measuring air turbulences on board aircraft and for airports and wind farms
The invention relates to a method for measuring air turbulences with a lidar system, particularly on board aircraft during which a pulsed expanded laser beam (12) of a predetermined wavelength is...
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7933003 |
Method and apparatus for studying surface vibrations by moving speckle interferometer
A method of studying a surface using an interferometer, in which there is relative motion between the surface and the interferometer, the motion having a total velocity Vtot which includes a...
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7929119 |
Image pickup device for detecting moving speed of shot object and method thereof
An image pickup device for detecting a moving speed of a shot object and a method thereof are described. First, a coordinate of the image pickup device and a coordinate of the shot object are...
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7925056 |
Optical speckle pattern investigation
A method for investigating and ascertaining pulse or heartbeat includes directing illuminating radiation to illuminate a body part such as a finger. The illuminating radiation is of a wavelength or...
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7920250 |
System for the detection by a motor vehicle of a phenomenon that interferes with visibility
A process for the detection from a vehicle of a visibility interference phenomenon, comprising the following steps: the emission of a beam of light to illuminate the rear of the vehicle, the beam...
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7920251 |
Integrated still image, motion video and speed measurement system
Devices capable of capturing still and motion imagery are integrated with an accurate distance and speed measuring apparatus. By measuring the changing distance of the target over that time, a...
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7911614 |
Non-contact measurement probe
The non-contact measurement probe is capable of dimensional measurement of a workpiece while it is being machined, and reporting dynamic error for real-time compensation by the machining tool....
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7911591 |
Optical transit time velocimeter
An L2F velocimeter comprises a probe for insertion into a fluid, the probe having an open area therein to allow the fluid to pass through. The probe comprises an illumination system to direct a...
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7911590 |
Method and system for measuring the speed of blood flow
The invention relates to a method for measuring the speed of a particle such as a red blood cell moving inside a flow such as a flow of the blood, using a light scanning microscope. The inventive...
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7911593 |
Range finder/velocimeter and range-finding/velocimetry method
A laser driver (4) causes a semiconductor laser (1) to operate such that a first oscillation period of monotonically increasing the oscillation wavelength and a second oscillation period of...
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7911592 |
Method and system for identifying moving object, and method and system for inspecting moving object by radiation imaging
Disclosed is a method for identifying a moving object, comprising: a driving-in step of moving a moving object into a passage, a velocity measuring step of measuring a moving velocity of the moving...
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