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8548619 System and method for after-market support using as-built data  
A maintenance system for an assembly comprises a storage medium containing an as-built computer-aided design model of the assembly, a displaying means for displaying the as-built computer-aided...
8529460 Measuring apparatus  
Provided is a measuring apparatus including: a driving unit that outputs first and second driving signals each having an opposite phase; a first semiconductor laser device, driven by the first...
8528110 Probe detection system  
A probe detection system (74) for use with a scanning probe microscope comprises both a height detection system (88) and deflection detection system (28). As a sample surface is scanned, light...
8508722 Laser doppler velocimeter  
A laser Doppler velocimeter is formed using a fiber laser as the lasing medium. Within the velocimeter, all optical signals, transmitted and received, are conveyed by optical fibers. An amplifier...
8508723 Laser wind velocimeter with multiple radiation sources  
A system and method for measuring wind velocities are provided. A laser wind velocimeter with a radiation source includes a fiber laser. All optical signals, transmitted and received, are conveyed...
8498176 Seismic exploration  
A method and apparatus for carrying out a seismic exploration. A seismic event is applied to the earth's surface, particles at the earth's surface move in response to the event and the response to...
8472011 Motion rate sensor  
A motion rate sensor for detecting the rate of movement of an article, comprising: a housing relative to which, in use, the article moves, a detection unit disposed within the housing, the...
8451435 Optical anemometric probe with two measurement axes  
An optical anemometric probe includes a laser source emitting a linearly polarized primary light beam and an optical block having splitting means for separating the primary beam, an optical...
8451434 Method and apparatus for measuring zeta potential of suspended particles  
A zeta potential measurement system comprising: a cell having a cell wall and bottom for holding suspended particles; an optical measurement probe having a probe tip comprising a transparent and...
8446575 Imaging doppler velocimeter with downward heterodyning in the optical domain  
In a Doppler velocimeter, the incoming Doppler-shifted beams are heterodyned to reduce their frequencies into the bandwidth of a digital camera. This permits the digital camera to produce at every...
8441622 Lidar measurement device for vehicular traffic surveillance 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...
8432536 Multi-functional optical links  
The present invention relates to a system for determining distance between a first platform and a second platform. In one embodiment, the first platform includes a plurality of receivers which are...
8422001 Method of measuring the velocity of an aircraft by laser doppler anemometry  
Method of measuring the velocity of an aircraft at a given instant, by laser Doppler anemometry, by performing the steps of acquiring a backscattered signal on at least three oriented...
8411278 Measurement of small accelerations by optical weak value amplification  
An accelerometer instrument is provided for measuring acceleration. The instrument includes a laser, a Mach-Zender interferometer (MZI), a mechanical spring, a detector, a camera, and an analyzer....
8395761 Thermal flow meter  
A 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 signal...
8390445 Sensory enhancement systems and methods in personal electronic devices  
Disclosed are personal electronic devices (PEDs) having a sensory enhancement (SE) system for monitoring environmental conditions and detecting environmental events, for example but not limited...
8355119 Method for optical measurement of velocities according to the spatial frequency filtering method and sensor for optical measurement of velocities  
The invention relates to a method for measuring a relative velocity between an object surface (O) and a sensor (1) having at least one light-sensitive element (2) according to the spatial...
8355120 Doppler asymmetric spatial heterodyne spectroscopy light detection and ranging receiver  
Obtaining global tropospheric vertical wind profiles by directly detecting atmospheric winds using space borne, airborne and/or ground station platforms is accomplished by a DASH interferometer in...
8350754 Robust and broadband signal processing using replica generation apparatus  
Embodiments of the present invention are low cost, robust, broadband, optimum, high precision methods and apparatus of processing pulsed, transient, non-cooperative, non-reproducible, complex, or...
8339584 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...
8325327 Using remotely detected wind velocities to enhance understanding of an impending or occurring event  
Methods and systems for using laser Doppler velocimeters to determine and use wind velocities at the locations of impending and occurring events such as sports events are presented. Laser Doppler...
8325328 Single-particle LIDAR anemometry method and system  
The present invention concerns a single-particle LIDAR anemometry method and system comprising the continuous emission of one or more light beams through a gas containing particles, said beam...
8310656 Mapping movements of a hand-held controller to the two-dimensional image plane of a display screen  
A method for use in controlling a system includes tracking three-dimensional movements of a hand-held controller for the system, mapping the tracked three-dimensional movements of the handheld...
8305561 Scanning-type distance measuring apparatus  
A scanning-type distance measuring apparatus includes: an optical system 9 having a first deflecting member 9a that deflects measurement light output from a light transmitting unit 3 toward a...
8294883 Doppler sensor for the derivation of torsional slip, friction and related parameters  
An optical method and apparatus are described for the measurement of properties of a travel vehicle or a travel surface upon which the travel vehicle travels, which includes providing an incident...
8279422 Measuring the movement characteristics of an object  
A method of an apparatus for measuring or determining the movement characteristics of an object uses the detection of changes in beams. A set of beams F1-B1, F2-B2, F3-B3 is disposed in the...
8279423 Computation of wind velocity  
A system for computation of wind velocity including a laser adapted to transmit a beam to a target, a collecting lens for receiving a beam returning from the target, and receiver optics comprising...
8279424 System and method for motion based velocity discrimination for doppler velocimeters  
A Doppler velocimeter apparatus that may have a coherent light source for generating a beam of coherent light. A modulating subsystem may receive and modulate at least a first portion of the beam...
8274507 Method and apparatus for obtaining 3-dimensional data with a portable device  
In one embodiment, a three dimensional imaging system includes a portable housing configured to be carried by a user, microelectrical mechanical system (MEMS) projector supported by the housing...
8212999 Liquid droplet measurement apparatus and liquid droplet measurement method  
A liquid droplet measurement apparatus has: a first laser light source emitting a laser light; a first optical device which makes, in terms of a beam cross-section of the laser light, a beam width...
8189176 Velocity detector  
A method of detecting the velocity of a moving object comprising the steps of: passing a beam of coherent light through an optical mask having a pattern of alternating opaque and non-opaque...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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)...
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...
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...
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...
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...
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...
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...
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...
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...
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...