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7567704 |
Method and apparatus for identifying physical features in video
An image is processed by a sensed-feature-based classifier to generate a list of objects assigned to classes. The most prominent objects (those objects whose classification is most likely reliable)...
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7561720 |
Single camera system and method for range and lateral position measurement of a preceding vehicle
A system for determining range and lateral position of a vehicle is provided. The system includes a camera and a processor. The camera is configured to view a region of interest including the...
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7554539 |
System for viewing a collection of oblique imagery in a three or four dimensional virtual scene
A system for selecting oblique images from a collection of geo-referenced oblique images and viewing them within the context of a virtual, three- or four-dimensional (3D space and time) geographic...
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7405746 |
Image navigation device
An estimate image is generated from a position and an angle of a camera and the estimate image is stored. A collating unit collates an estimate image with a scenery image, and corrects estimate...
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7262798 |
System and method for simulating fill flash in photography
A digital camera simulates the use of fill flash. The camera takes a series of photographs of a scene at various focus distances. The photographs are stored, along with their corresponding focus...
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7184072 |
Airborne inventory and inspection system and apparatus
A system and apparatus for acquiring images of electric transmission line tower structures, equipment attached to said tower structures, and transmission lines suspended from said towers. The...
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7113202 |
Autotiller control system for aircraft utilizing camera sensing
An automatic control system for directional control of an aircraft moving on the ground utilizing computer vision methods and camera sensing methods (visible, infrared or microwave) to optically...
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7030924 |
Image reading device and method for the same
When an image object is read using a camera including a line sensor having pixels arrayed in a line, a relative-movement-detecting section detects a movement of a transfer head holding the object...
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6847392 |
Three-dimensional structure estimation apparatus
A three-dimensional structure estimation apparatus by which an image of a wide visual field and another image which has a high resolution at part of the visual field are provided and a high...
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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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6782118 |
System for measuring, substantially instantaneously, the distance and trajectory traveled by a body in flight during sports competitions
A system for measuring the distance traveled by bodies in flight during sports events, the bodies executing trajectories having a common predetermined take-off area, and a variable landing point...
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6775014 |
System and method for determining the location of a target in a room or small area
A system is provided for locating a target, such as a person, relative to a projection screen, the system including two infrared light sources for casting separate shadows of the target on a...
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6748121 |
Intelligent interpolation methods for automatic generation of an accurate digital elevation model
The present invention relates generally to interpolation methods for automatic generation of an accurate digital elevation model, and more particularly relates to intelligent interpolation methods...
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6734787 |
Apparatus and method of recognizing vehicle travelling behind
Images of objects existing behind a first vehicle are detected to obtain distance data on the objects in relation to the first vehicle for recognizing one of the objects as a second vehicle...
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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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RE38420 |
Derivation of studio camera position and motion from the camera image
Studio camera position and motion may be derived from the camera image by separating out the background and deriving from a background having a number of areas of hue and/or brightness different...
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6628322 |
Device and method for positioning a measuring head on a noncontact three-dimensional measuring machine
A positioning device for a measuring machine wherein a measuring head is movable in a three-dimensional space with respect to a first reference system, and supports a visual sensor having a...
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6384871 |
Method and apparatus for automatic electronic replacement of billboards in a video image
Apparatus for automatic electronic replacement of a billboard in a video image including an automatic camera orientation measurement apparatus including motion measurement means operative to...
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6310644 |
Camera theodolite system
A three-dimensional coordinate measuring system which includes first and second towers, first and second viewing devices mounted on the first and second towers, respectively, and a pair of targets...
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6304298 |
Method and apparatus for determining the position of a TV camera for use in a virtual studio
A method of determining the position of a TV camera relative to a patterned panel being viewed by the TV camera including the steps of: identifying a plurality of edge points of the pattern from...
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6191812 |
Method of providing background patterns for camera tracking
An improved method of tracking a camera in dynamic chroma-keying of the type in which a foreground object is photographed against a multicolored chroma-key screen. The multicolor patterns are...
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6021209 |
Distance detection method using images
In a distance detection method, a pair of image data representing a pattern of images is obtained by using a pair of image sensors for receiving optical images. Then, a detection target extracted...
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5999634 |
Device and method for analyzing an electronic image signal
A number of systems and methods for analyzing electronic image signals are provided which include processing the image signal as one or more cells, each comprising a plurality of pixels. For...
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5856844 |
Method and apparatus for determining position and orientation
A method for determining degrees of freedom of an object, and in particular, to a device for determining up to six degrees of freedom of a head mount display and a handle. A first camera is...
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5832139 |
Method and apparatus for determining degrees of freedom of a camera
A method for determining up to six degrees of freedom of a camera relative to a reference frame comprises sensing an optically modulated target with the camera and processing the camera's video...
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5742699 |
Passive velocity measuring device
The presented invention provides the velocity of a moving target from a remote location. A CCD camera receives the image of the target vehicle and records this information on CCD array. The camera...
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5557323 |
Distance measuring apparatus
A distance measuring apparatus sets a plurality of sub-windows in a picture plane so that the size of each sub-window having a contrast higher than a predetermined value is as small as possible but...
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5515448 |
Distance measuring apparatus of a target tracking type
A distance measuring apparatus of the target tracking type which reduces the amount of data to be processed to allow high rate processing on the real time basis so that a distance to a moving...
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5502482 |
Derivation of studio camera position and motion from the camera image
Studio camera position and motion may be derived from the camera image by separating out the background and deriving from a background having a number of areas of hue and/or brightness different...
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5373318 |
Apparent size passive range method
A method and apparatus provides instantaneous passive range measurement oard an aircraft for determining the range between the aircraft and a target. The target may either be stationary or a slower...
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5367333 |
Passive range measurement system
A method and apparatus provides instantaneous passive range measurement oard an aircraft for determining the range between the aircraft and a target. The target may either be stationary and on the...
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5307136 |
Distance detection system for vehicles
An automobile distance detection system includes an image camera system which photographs an object which exists in a required range external to an automobile, from a plurality of different...
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5253050 |
Distance measuring device for measuring the distance between vehicles
A distance measuring device including an optical system for measuring a distance by trigonometric measurement, a display device for displaying an object, image following device for following an...
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5237406 |
Inter-car distance detecting device
An inter-car distance detecting device of the invention includes an: image sensor for picking up the image of a car ahead through a pair of optical systems arranged substantially vertically; a...
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5223907 |
Guard rail detecting device
A guard rail detecting device mounted on a motor vehicle has: two image sensors spaced vertically to sense a scene in front of the motor vehicle; a window setting device for setting a plurality of...
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5195144 |
Process for estimating the distance between a stationary object and a moving vehicle and device for using this process
A process for estimating the distance between a stationary object and a vehicle by providing the processing of images from the speed of enlargement of an image of an object seen from a vehicle....
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5073819 |
Computer assisted video surveying and method thereof
One embodiment of the invention is a method of using a computer to assist a land based video survey. Initially, a video recording of a control location and a survey area is produced. The control...
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5034812 |
Image processing utilizing an object data store to determine information about a viewed object
Apparatus for processing the image seen by a television camera viewing the surroundings of an aircraft has a store of topographical mapping information and object data stores which contain...
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4932541 |
Stabilized shipboard crane
The invention is directed to a stablilized cargo-handling system using means for stabilizing suspended cargo in all six degrees of freedom using six individually controlled cable in tension in a...
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4897539 |
Process for photogrammetric determination of a static object with the use of at least one optoelectrical surface sensor
The invention relates to a process for the photogrammetic acquisition of a static object to be photographed with the aid of at least one optoelectric solid-state area sensor, of which the image...
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4894677 |
High-power illumination device for a camera
A high-power illumination device (2) integrated with a camera (1) for measuring the direction, distance and/or attitude of two objects relative to each other, one of the objects carrying the...
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4893922 |
Measurement system and measurement method
In the measurement system for the measurement of an object (2), the object 2) is provided with two retro-reflectors (3, 4) disposed at a known spacing. A measuring device (1) exhibits a light...
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4847687 |
Video ranging system
A non-contacting sensing method and apparatus is disclosed for positioning a surface, such as the surface of a workpiece. A collimated light beam is projected through a lens having a known focal...
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4834531 |
Dead reckoning optoelectronic intelligent docking system
An intelligent, optoelectronic docking system for use in manned or unmanned spacecraft for automatically docking with a target spacecraft. The system is a multifaceted, active sensor using a...
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4672564 |
Method and apparatus for determining location and orientation of objects
A target plane in fixed relationship to an object provides a first triad of three collinear target points which lie on a first line projection and a second triad of target points which lie on a...
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4591987 |
Video rangefinder
A system for determining range and orientation of distant objects such as a ship. By utilizing split imaging the observed height on a video monitor can be accurately determined despite movements of...
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4214266 |
Rear viewing system for vehicles
A visual aid system for assisting an operator while he maneuvers a vehicle comprises a closed circuit video system having distance measuring apparatus. The system enables the operator to see behind...
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3453047 |
RANGING SYSTEM
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