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7382448 |
Alignment system for observation instruments
A method and apparatus is disclosed for aligning an optical instrument with respect to a celestial coordinate system, the optical instrument having a field of view and an optical instrument...
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7352477 |
Two dimensional position detecting device
A two-dimensional position detecting device includes a movable member which relatively moves parallel to a stationary member; a light source and a two-dimensional position sensor which are fixed to...
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7336349 |
Systems and methods for determining a configuration of a barge complex
In one aspect, a system for determining the configuration of a plurality of barges in a barge complex is described. The system includes at least one target positioned on predetermined ones of the...
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7327897 |
Method of precisely correcting geometrically distorted satellite images and computer-readable storage medium for the method
Disclosed herein is a method of precisely correcting geometrically distorted satellite images. In order to correct a geometrically distorted satellite image, the position and attitude of a...
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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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7268893 |
Optical projection system
There is provided an optical projection system for projecting an image onto an object that is being manufactured and/or inspected. The system includes an image-projecting device, a target-locating...
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7230694 |
Method for determining an axle geometry and sensor for its execution
Method for determining an axle geometry by recording and evaluating a topographical image of a face ( 6 ) of a wheel ( 1 ) fitted to an axle ( 2 ), and a sensor ( 10 ) for execution of the method....
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7227626 |
Method for determining the current position of the heads of vehicle occupants
The invention relates to a method for determining the current position (A, B, C, D) of a head ( 9 ) of an occupant ( 8 ) in the passenger compartment ( 2 ) of a motor vehicle ( 1 ), said head...
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7221436 |
System and method for optimization-based sensor steering and tracking
A method of tracking a target includes: (a) receiving energy from the target at a plurality of spatial orientations; (b) processing the received energy; (c) evaluating a penalty function at each of...
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7199872 |
Method and apparatus for ground-based surveying in sites having one or more unstable zone(s)
The invention relates to ground-based surveying on a site ( 2 ) which comprises an unstable zone ( 60 ) and at least one control point (FCP 1 , FCP 2 , FCP 6 , FCP 7 ; CP 1 –CP 3 ) placed outside...
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7164472 |
Common reference target machine vision wheel alignment system
A camera configuration for a machine vision vehicle wheel alignment system which does not dispose all of the cameras on a single rigid structure, such that cameras disposed to view the left side of...
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7124001 |
Relative attitude estimator for multi-payload attitude determination
A method and apparatus for estimating a slave payload attitude is disclosed. The method includes accepting a plurality of slave payload attitude measurements, deriving a model of the relative...
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7123354 |
Optical position measuring device
An optical position measuring arrangement that includes an incremental measuring graduation and a scanning unit, which can be moved in relation to the incremental measuring graduation along a...
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7113270 |
Determination of an orientation parameter of an elongate object with a scan beam apparatus
An elongate object optically determines at least one of its orientation parameters relative to a plane surface. A probe radiation beam is directed from the object at various angles σ to various...
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7064817 |
Method to determine and adjust the alignment of the transmitter and receiver fields of view of a LIDAR system
A method to determine the alignment of the transmitter and receiver fields of view of a light detection and ranging (LIDAR) system. This method can be employed to determine the far-field intensity...
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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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7046377 |
Method for determining corresponding points in three-dimensional measurement
The invention relates to connection of corresponding points measured by a computer vision system. The points are indicated by an illuminator (LASER), by means of which several points can be...
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7032469 |
Three axes line-of-sight transducer
A system and method for measuring orientation of an object. In the illustrative embodiment, the object is a ball ( 42 ) in a ball and socket type pointing and stabilization system. The novel system...
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6987257 |
Attitude determination system and method
An attitude determination system and method is provided that includes at least two sensor sets. Each sensor set is configured to detect electromagnetic radiation, such as light of a known...
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6985240 |
Method and apparatus for retrieving information about an object of interest to an observer
A method and apparatus for retrieving information about an object of interest to an observer. A position sensor wearable by the observer generates position information indicating the position of...
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6985212 |
Laser perimeter awareness system
A method of laser scanning a perimeter zone of a target site for the detection of potential threats comprises: scanning a pulsed laser beam across the perimeter zone; receiving echoes from the...
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6980229 |
System for precise rotational and positional tracking
A system for tracking a movable structure, comprising: at least one fiducial; and at least one video camera; wherein either the camera or the fiducial is mounted on the movable structure, so that...
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6955324 |
Laser-tethered vehicle
The present invention provides a position control system for a remote-controlled vehicle, a vehicle operated by the control system, and a method for operating a remote-controlled vehicle. An...
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6952255 |
System and method for integrated multi-use optical alignment
An optical alignment system for use in a semiconductor processing system is provided. The optical alignment system includes a wafer chuck that has an alignment feature integrated into the top...
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6943339 |
Tilt sensor and method of making same
An apparatus and method of making the same for sensing inclination. The apparatus includes a member moveably positioned in a body, the member moves in response to gravity between two positions if...
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6910660 |
Laser guidance system
A guidance system includes a first laser device coupled to a mount, the first laser device adapted to generate a first laser signal having a first wavelength. A second laser device is also coupled...
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6864969 |
Calibration system for calibrating orientation parameters of digital optoelectronic sensors in a mobile carrier used for remote reconnaisance
A calibration system for ccalibrating orientation parameters of a digital optoelectronic sensor system includes an attitude and position determining system arranged in a mobile carrier, such as an...
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6741364 |
Apparatus for determining relative positioning of objects and related methods
An apparatus for determining relative positioning of first and second objects being relatively movable may include a laser source carried by the first object for generating a source laser beam...
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6727986 |
Method and device for measuring a folding angle of a sheet in a folding machine
Method and device for measuring a folding angle of a sheet ( 6,25,26 ) in a folding machine, whereby a number of distances are measured in a plane ( 28 ) that crosses the sheet ( 6,25,26 ) and the...
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6717662 |
Arrangement for determining the position of a light source
An arrangement for determining the position of a light source includes a light-sensitive detector device and an arrangement for casting a shadow onto part of the light of the light source shining...
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6697147 |
Position measurement apparatus and method using laser
A position measurement apparatus and method using laser includes a laser generating device, an image device, and a control unit. The laser generating device generates three or more laser beams...
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6678059 |
Apparatus for measuring 6-degree-of-freedom motions of rigid body by using three-facet mirror
An apparatus for measuring six-degree-of-freedom motions by using three-facet reflector, the six-degree-of-freedom motions of an object being measured by using the laser beam proceeding from a...
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6669145 |
Apparatus, method and system for fluid-motion-powered modulation of a retroreflector for remote position sensing
A fluid-motion-powered modulated reflector apparatus is provided that modulates the frequency of a reflected radiation signal. Passing the apparatus through a fluid such as air causes rotational...
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6667798 |
Method and device for determining spatial positions and orientations
Using a laser-tracker ( 1 ) with an interferometer together with a retroreflector ( 3 ) in the form of a triple prism or a triple mirror arranged on an object and designed for parallel reflection...
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6639659 |
Measuring method for determining the position and the orientation of a moving assembly, and apparatus for implementing said method
The invention relates to a measurement method for determining the position and the orientation of a moving assembly in a base frame of reference. According to the invention, the method comprises...
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6603539 |
Method for detecting the spatial position of a tracking mirror and a mirror arrangement for carrying out said method
In a laser tracking system equipped for interferometric distance measurement there are provided at least two retroreflectors ( 3.1, 3.2, 3.3 ) which are connected to the target tracking mirror ( 1...
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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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6594007 |
Method and apparatus for mapping system calibration
Method and apparatus for calibration of 3-dimensional mapping systems applicable to automotive crash repair and diagnostics in which a calibration assembly provides accurate 3-dimensional optical...
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6594006 |
Method and array for detecting the position of a plane scanned with a laser scanner
A method and an arrangement for detecting the position of the plane XY of an object, which plane XY is to be scanned, and for its positioning in the focal plane X′Y′ of a laser scanner,...
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6587809 |
Position and orientation detection system
A system for determining the position, orientation and deformation in 3 dimensional space of a moving object in real-time is provided having a plurality of activatable markers which are mounted...
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6587184 |
Positioning aid for a hand tool device
A positioning aid ( 1 ) for a hand tool device ( 3 ) driving tool ( 2 ), in a working direction (A), with a distance measuring system ( 4 ) mounted thereon. The distance measuring system ( 4 ) has...
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6571173 |
Three-dimensional space curve comparison using spatial angle variance metric and applications thereof
Methods for comparing three-dimensional space curves are provided. Such methods are particularly useful for map matching in in-vehicle navigation systems as well as for other applications that...
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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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6540607 |
Video game position and orientation detection system
A position sensing apparatus and method includes a targeting device with a plurality of infrared transmitters or photodiode receivers attached to the targeting device and with corresponding...
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6473167 |
Position and orientation determination using stationary fan beam sources and rotating mirrors to sweep fan beams
Position and orientation determination uses stationary fan beam sources and rotating mirrors to sweep fan beams. In a first embodiment, a single motor has an elongated drive shaft with mirrors...
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6456371 |
Attitude determination with earth horizon-crossing indicators and relative-attitude propagation
A process for determining an attitude measurement of a spacecraft is provided. The process employs a Horizon-Crossing Indicator (HCI) sensor 108 . The process uses three time tagged crossings of...
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6449034 |
Method for controlling perpendicularity of a cylindrical part, such as a nuclear fuel pellet
In order to control the perpendicularity of a component ( 10 ) such as a nuclear fuel pellet, this component is placed upon a support plane and measurements are taken, by means of two pairs of...
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6424410 |
3D navigation system using complementary head-mounted and stationary infrared beam detection units
A 3D navigation system employs a complementary pair of emitter/detector units, one worn on a part of a user's body (e.g., the head) and the other mounted in a stationary position on a display...
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6407806 |
Angle compensation method
An angle compensation method compensates for the angle of the light-receiving surface of a photodiode disposed in an inclination detection device. The light-receiving surface is divided into four...
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6384908 |
Orientation dependent radiation source
Methods and apparatus for producing orientation dependent radiation, and orientation detection systems are disclosed. An orientation dependent radiation source directs radiation to an observation...
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