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7312862 |
Measurement system for determining six degrees of freedom of an object
A measurement system for determining six degrees of freedom (α, β, d, φ, χ, ψ) of a reflector ( 2 ) or of an object ( 3 ) on which the reflector is arranged, comprises an angle- and distance...
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7161686 |
Sensor for determining the angular position of a radiating point source in two dimensions and method of operation
A sensor for determining the angular position of a radiating point source in two dimensions includes a mask encoded in two skewed directions with waveforms consisting of several frequencies in...
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7161131 |
Multiple wavelength quadrant detection
A quadrant detector includes a holographic optical element and a plurality of detector elements. The holographic optical element is designated to have four quadrants, each of which directs...
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7106431 |
Sensor for determining the angular position of a radiating point source in two dimensions
Embodiments of a device and a technique are disclosed for locating the angular position of a radiating point source with respect to a detector comprising a point source of radiation, a variable...
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7057716 |
White cell antenna beamformers
A merged dual flipped White Cell including a White Cell having upper and lower cell regions; an optical deflector array for selectively deflecting light to either an upper image plane associated...
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RE39102 |
Optical fiber probe for position measurement
Improved point source electromagnetic radiation emitters including a dispersing element that radiates electromagnetic radiation over a vary wide conical angle of approaching about 180°. This light...
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6917418 |
Accuracy analyzing apparatus for machine tool
An accuracy analyzing apparatus 1 comprises: a light projector 2 attached to a main spindle 26 for emitting a light beam having a light axis coaxial with the axis of the main spindle 26 ; a...
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6882409 |
Multi-spectral LADAR
A multi-spectral detector for use in a passive/active system and a method for use in identifying an object in a field of view are disclosed. The multi-spectral detection system comprises an...
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6856388 |
Optical sensor for measuring the distance and/or inclination of a surface
An optical sensor for measuring the distance and/or inclination of a surface, particularly relative to a reference plane, or for detecting the distance and/or change in inclination of a surface,...
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6847435 |
Laser distance measuring apparatus
A laser distance measuring apparatus, for measuring the distance between objects existing in two directions at least as seen from the apparatus by using laser light, comprises two projectors for...
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6839133 |
Opto-electronic sensor
An opto-electronic sensor for the optical detection of objects in a monitored zone. The sensor is coupled to a position measuring device for the production of at least one position detection signal...
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6791673 |
Ground surveillance system
The invention is a method and apparatus for exercising surveillance over a surface from an observation point above the surface utilizing three-dimensional map data pertaining to the surface. The...
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6734952 |
Process and device for the automatic location of reference markers
In geodetic measuring systems and measuring devices ( 14 ) there exists a need to find and detect, rapidly and automatically, marker points to be measured that are provided with a marker (retro...
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6727984 |
Multichannel receiver system for angularly resolved laser ranging measurement
The invention relates to a multichannel receiver system ( 1 ) for angularly resolved laser ranging measurement, in which a laser light pulse from a laser ( 7 ) using the pulse travel time method is...
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6690458 |
Methods and apparatuses for reconstructing angle information
Methods and apparatuses for determining angular information from a target. A plurality of sensors on an image plane are used to obtain measured amplitude data. An azimuth and elevation may be...
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6646732 |
Position determination and adjustment system and light sensing device used for the same
A position determining system is disclosed, which has a simplified configuration capable of producing a plurality of phantom planes simultaneously. The improved system according to the present...
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6630993 |
Method and optical receiver with easy setup means for use in position measurement systems
Positions can be precisely and accurately fixed instantaneously within a three-dimensional workspace. A system of two or more transmitters each continuously sweep the workspace with two fanned...
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6618133 |
Low cost transmitter with calibration means for use in position measurement systems
An improved, low-cost optical transmitter and method useful in a three-dimensional measurement system wherein a plurality of operational parameters of said transmitter are calibrated during...
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6597443 |
Spatial tracking system
A spatial tracking system tracks movements of sources of radiated energy. In the one embodiment of the invention, three sensor sets are included each containing a pair of sensors. Movements of a...
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6559935 |
Sensors of relative position and orientation
An optical position and orientation determining system determines yaw, pitch, roll, lateral translation and longitudinal translation of a body with respect to a direction and intensity sensing...
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6507392 |
Single multiple aperture (“SMART”) lens system
One version of the invention relates to a laser detection system that includes a ball lens and a plurality of fiber optic bundles placed adjacent the ball lens so that incoming light rays are...
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6501543 |
Apparatus and method for determining position
An improved receiver for use in a robotic theodolite spatial positioning apparatus that allows a single user to determine elevation and azimuth angle data. To determine elevation angle of the...
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6396047 |
Sensor for detecting a quantity of light incident on a vehicle
A sensor for detecting a quantity of light has a housing, which has an axis along a direction in which light enters with an azimuth of 0°. A right side photodetector is disposed on a left side of...
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6335789 |
Optical radar system
A laser beam transmitted from a laser diode is run for scanning laterally as a transmitted-beam elongated vertically with a lateral width thereof limited. A wave of the transmitted-beam reflected...
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6323941 |
Sensor assembly for imaging passive infrared and active LADAR and method for same
A sensor assembly for imaging passive infrared (IR) scenes and active laser radar (LADAR) scenes and for generating multi-dimension image data sets, and a method for same. A two-dimensional...
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6281970 |
Airborne IR fire surveillance system providing firespot geopositioning
A system for airborne detection of fires and transmission of fire location and characteristic data to the system ground station. The system includes an airborne pod and an associated ground...
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6229601 |
Coordinate input apparatus and method, and storage medium
This invention provides a high-resolving-power, compact, lightweight, low-cost coordinate input apparatus which suppresses the influence of disturbance light. Signals in light emission and...
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6219133 |
Spatial optical transmission device and method of spatial optical transmission
A spatial optical transmission device and method of spatial optical transmission of a beam type that allow tracking of a light beam by simple control. A plurality of divergent type tracking beams...
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6211951 |
Boresight alignment method
A boresight alignment method is used for aligning a laser with an optical sighting system in a laser designator or the like. The method includes selecting a target formed of a flat sheet of...
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6081257 |
Control stick rotatably positionable in three axes
To determine the position of a control stick which can be adjusted in three axes, reliably and accurately in all three axes in a constructionally simple, compact and light-weight manner by means of...
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6067152 |
Alignment range for multidirectional construction laser
A system for checking alignment of laser beam projecting instruments, and for enabling accurate calibration of an instrument, includes a high resolution video camera positioned to receive a laser...
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6031606 |
Process and device for rapid detection of the position of a target marking
The invention relates to a process and device for the rapid detection of the position of a target marking. The target marking is picked-up by imaging optics and a local opto-electronic detector of...
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6031605 |
Arrangement for the detection of targets
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5995206 |
Thermal object measuring apparatus
A thermal object detecting method for; obtaining a thermal image of a measuring space by two-dimensional thermal image detecting method for detecting two-dimensional thermal image information,...
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5982480 |
Method for determining the position of targets in three dimensional space by optical chirped radio frequency modulation
A method for the real time determination of the three dimensional position of a movable target with respect to a fixed coordinate system, the method utilizing a responder mounted on the target, at...
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5923417 |
System for determining the spatial position of a target
A system for determining the spatial position of a target having an active target adapted to emit energy in response to an active signal and a passive target adapted to reflect energy impinging...
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5914661 |
Helmet mounted, laser detection system
A portable, low cost, laser detection system which generates an alarm signal that can be used to produce visual and/or audible warnings indicating the range, location and type laser energy...
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5909275 |
G-hardened optical alignment sensor
An optical alignment device having a sensor housing with obstructing geomy which restricts the amount of sunlight that enters the sensor and impinges upon a photoelectric cell within the sensor...
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5907395 |
Optical fiber probe for position measurement
Improved point source electromagnetic radiation emitters including a dispersing element that radiates electromagnetic radiation over a very wide conical angle of approaching about 180°. This light...
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5892575 |
Method and apparatus for imaging a scene using a light detector operating in non-linear geiger-mode
A method and apparatus for imaging a scene. The method and apparatus are capable of resolving 3D spatial structure within the scene. The apparatus includes a light source, a timing system and a...
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5892501 |
Three dimensional wireless pointing device
Three dimensional wireless pointing device for calculating coordinates and controlling a position of a cursor in a three dimensional space is disclosed, including a transmission side having a...
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5877855 |
Arrangement for the detection of targets
An arrangement for detecting targets with an infrared sensor. The number of false alarms can be reduced by comparing image matrices generated by a detector in one revolution on the basis of...
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5835209 |
Relative-angle detection apparatus
A relative-angle detection apparatus which has an infrared-signal transmitting unit and an infrared-signal receiving unit. The transmitting unit includes a first light-emitting device array formed...
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5784156 |
Fiber optic guidance system for laser guided missiles
The invention provides a system and a method for determining the direction to a radiating source, for use by a vehicle guidance system, in which optical fibers are used to both collect and transmit...
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5774211 |
Laser leveling system for setting pipes
The present invention provides an object reflector detection system, in which laser beam is emitted toward an object reflector and reflection light beam is received to detect presence or absence...
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5710623 |
Point-type radio controller using infared rays
A point-type radio controller using infrared rays facilitates an installation of a receiving sensor by arranging an infrared transmitter and an infrared receiver at right angle to each other, and...
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5648846 |
Apparatus and method for the geometric measurement of a vehicle
The geometric measurement of a vehicle is effected by apparatus comprising a casing (1) with an axle (2) protruding from the casing. The axle (2) is mounted for rotation in the casing (1) and...
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5640241 |
Light spot position measuring method of detecting one-dimensional position by two-dimensional sensor
A light spot position measuring method uses an optical converter such as a cylindrical lens, a two-dimensional image pickup device such as a CCD image sensor and an image processing or computing...
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5629516 |
Optical scanning apparatus with the rotation of array into two directions
An optical scanning apparatus having a linear detector array and a lens for focusing an image on the array contained within a camera housing. The housing can be rotated around a first axis so as to...
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5604695 |
Analog high resolution laser irradiation detector (HARLID)
An opto-electronic device for detecting a beam of radiation and determining the angle-of-arrival of that beam with a high degree of angular resolution. The device has a linear array of radiation...
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