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7579978 |
Radar based runway confirmation database acquisition system
A method of identifying a runway is disclosed. A first scan of an area of ground known to include a runway is performed. The first scan is accomplished using a weather radar system at a...
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7522090 |
Systems and methods for a terrain contour matching navigation system
Systems and methods for terrain contour matching navigation are provided. In one embodiment, a method for terrain contour matching navigation comprises: receiving at least one sample point...
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7035764 |
System and process for tracking an object state using a particle filter sensor fusion technique
A system and process for tracking an object state over time using particle filter sensor fusion and a plurality of logical sensor modules is presented. This new fusion framework combines both the...
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7032858 |
Systems and methods for identifying targets among non-targets with a plurality of sensor vehicles
A plurality of sensor vehicles collect imaging data from an assigned location of a target region having targets and non-targets. The imaging data may be combined based on its location and the...
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7027653 |
Variation detecting apparatus, variation detecting method, and storage medium and system for storing program involved in the method
In the case where variations in ground objects in one and the same area are detected between a line drawing map describing profile lines of the ground objects or a reference line drawing/image...
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6982666 |
Three-dimensional synthetic aperture radar for mine detection and other uses
A radar system for generating a three-dimensional image includes a radar transmitter which is operable to produce a radar signal of a frequency of at least three gigahertz. A plurality of radar...
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6853332 |
Automatic registration of images in digital terrain elevation data
A method of registering reconnaissance image data with map data is disclosed, comprising recording image data at a plurality of positions, together with the role, pitch and height above mean sea...
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6744401 |
Methods and apparatus for radar data processing
A method for testing a radar system utilizing flight test radar data is described. The method includes time synchronizing measured radar data with a GPS based time marker, storing at least a...
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6691947 |
Repetitive image targeting system
The present invention includes a system and method for accurately locating moving targets. The system includes a targeting aircraft that has a radar system with a simultaneous SAR radar/moving...
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6680691 |
Methods and apparatus for accurate phase detection
A phase processor is disclosed which is configured to receive processed radar return data from a left radar channel, a right radar channel, and an ambiguous radar channel. The phase processor...
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6674391 |
System and method of simulated image reconstruction
A system includes a storage medium storing contextual information about a target or target area, and a simulator communicatively coupled to the storage medium and operable to receive the contextual...
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6664917 |
Synthetic aperture, interferometric, down-looking, imaging, radar system
A surface imaging radar system for an airborne platform, the system comprises a transmitter for generating a radar signal. The system also comprises an antenna configured to transmit a radar signal...
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6593875 |
Site-specific doppler navigation system for back-up and verification of GPS
A system and method for identifying the position of an airborne platform on a flight path includes at least three radar transceivers that are directed along respective beam paths to generate return...
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6499025 |
System and method for tracking objects by fusing results of multiple sensing modalities
The present invention is embodied in a system and method for efficiently and efficiently performing automated vision tracking, such as tracking human head movement and facial movement. The system...
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6480789 |
Positioning and proximity warning method and system thereof for vehicle
A positioning and proximity warning method for vehicle includes the steps of outputting global positioning system signals to an integrated positioning/ground proximity warning system processor;...
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6422508 |
System for robotic control of imaging data having a steerable gimbal mounted spectral sensor and methods
A robotically controlled steerable gimbal mounted virtual broadband hyperspectral sensor system and methods provide a highly mobile, rapidly responsive and innovative system of locating targets and...
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6362775 |
Precision all-weather target location system
An apparatus to determine the three-dimensional location of an airborne platform relative to a target area using two separate antenna assemblies positioned on the airborne platform. The first...
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6347264 |
High accuracy, high integrity scene mapped navigation
An aircraft including an approach and landing system, including a navigation unit for providing navigation information, a weather radar unit for providing radar information, a processor which...
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6336106 |
System and method for partitioning a real-valued attribute exhibiting windowed data characteristics
A system and method are disclosed for partitioning a real-value windowed attribute into ranges, wherein the values within each range generally correspond to a particular class of results associated...
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6233522 |
Aircraft position validation using radar and digital terrain elevation database
A radar gathers terrain data which is compared to a stored terrain data base using a test statistic. The test statistic can be used to validate the terrain data base information and/or the aircraft...
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6219594 |
Landing area obstacle detection radar system
An aircraft including an approach and landing system, including a navigation unit for providing navigation information, a weather radar unit for providing radar information, a processor which...
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6218980 |
Terrain correlation system
A terrain correlation system for use in conjunction with an inertial navigation system of a vehicle is provided which can update position information and which is both independent of altitude and...
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6208937 |
Method and apparatus for generating navigation data
The invention is a method and apparatus for generating navigation data. The method comprises the steps of (a) determining the position vector for one or more observation points in an earth-fixed...
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6208933 |
Cartographic overlay on sensor video
A sensor system for providing a cartographic overlay on a displayed sensor image for a current location within a selected region. The sensor system includes a sensor for generating the sensor image...
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6016116 |
Navigation apparatus
Navigation apparatus in accordance with the invention uses a Large Reference/Small Scene approach in which a plurality of small scene areas are obtained by viewing the surroundings of a moving...
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5963653 |
Hierarchical information fusion object recognition system and method
A hierarchical object recognition method for aggregation, interpretation and classification of information from multiple sensor sources on the detection feature attribute level. The system extracts...
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5922031 |
Low-altitude piloting method
In a method for the piloting of an aircraft, enabling low-altitude flight by setting up a tangent with the relief to be overflown, the aircraft pilot determines the goals to be attained on a...
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5801970 |
Model-based feature tracking system
Methods and apparatus providing model-based feature tracking for location assessment of a sensor platform, or tracking of a feature are disclosed wherein a series of predictive models are developed...
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5785281 |
Learning autopilot
A learning autopilot for a vehicle provides the capability to command complex maneuvers or maneuver the vehicle when control by its ground station is not possible. A memory is used during a piloted...
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5734736 |
Autonomous rendezvous and docking system and method therefor
Disclosed is an autonomous rendezvous and docking system and method therefor used for the rendezvous and docking of spacecraft. The autonomous rendezvous and docking system allows spacecraft...
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5564650 |
Processor arrangement
A correlation processor arrangement is used to guide an airborne vehicle along a path precisely to a predetermined destination. Guidance is divided into three distinct phases, and during each phase...
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5485384 |
On-board navigation system for an aerial craft including a synthetic aperture sideways looking radar
On-board navigation system for an aerial craft of the type including an SAR synthetic aperture sideways looking radar (12). According to the invention, computing device (18) express the alignment...
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5430445 |
Synthetic aperture radar guidance system and method of operating same
A synthetic aperture radar guidance system adapted for use in a guided missile is described wherein the frequency of the transmitted pulses changes with time with a chirp slope which varies with...
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5422828 |
Method and system for image-sequence-based target tracking and range estimation
A method of tracking targets across a sequence of images estimates the range of these tracked objects from the camera. The method assumes the motion of the camera between the successive frames is...
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5359526 |
Terrain and culture generation system and method
A method and system (10) for generating a reconfigurable terrain and culture database of a simulated environment. Terrain and culture data are extracted from at least one of a plurality of digital...
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5341143 |
Hierarchical tracker and method
Method and apparatus for guiding a projectile to a target in a scene using a scene imaging sensor in which the projectile has a guidance and control system for aiming the projectile. A first...
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5341142 |
Target acquisition and tracking system
An automatic target acquisition and tracking system has been developed for a focal plane array seeker. The automatic target acquisition is achieved by three independent target acquisition...
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5335181 |
Terrain referenced navigation--woods data base model
A terrain referenced navigation system utilizing a woods database model including a method for increasing terrain referenced navigation accuracy by compensating for the existence of deciduous...
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5332998 |
Procedure for detection and localization of objects on relatively flat ground and a device for application of the procedure
A detection and localization system mounted on an airborne vehicle, and which enables detection of objects having at least one face inclined relative to the surrounding flat horizontal ground and...
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5272639 |
Terrain referenced navigation electromagnetic-gravitational correlation
A terrain reference navigation system for an aircraft, surface vessel or subsurface vessel utilizing three sets of geo-physical correlation data. A kalman filter is used to correlate terrain data,...
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5260709 |
Autonomous precision weapon delivery using synthetic array radar
A system and method that uses differential computation of position relative to a global positioning system (GPS) coordinate system and the computation of an optimum weapon flight path to guide a...
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5218648 |
Constellation matching system and method
A system (10) and method for matching a set of detected points (26) to a reference constellation (20). A programmable processor (14) receives detected coordinate locations from a sensor (16) and...
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5208757 |
Airborne system for determining the position of an aerial vehicle and its applications
An airborne system is disclosed for determining the position of an aerial vehicle. According to the invention, a first memory is provided containing the general characteristics of different types...
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5186418 |
Self guided recoverable airborne instrument module
The recoverable airborne instrument module is implemented using an aerodynamic housing which has at least one moveable control surface thereon. In operation, the recoverable instrument module is...
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5146228 |
Coherent correlation addition for increasing match information in scene matching navigation systems
A method and apparatus are described for image matching, particularly for increasing match information in scene matching navigation systems. The invention correlates a sequence of sensed images...
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5136297 |
Method for navigation and updating of navigation for aircraft
A method of using a method for navigating and updating of navigation for aircract under utilization of sensor image processing and reference store data, for purposes of automatic or assisted...
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5087916 |
Method of navigation
A method for navigation and updating of navigation for aircraft uses range image processing and a reference store, segmentizing the range image data are segmentized in order to obtain a particular...
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5047777 |
Linear method of navigation
A method for aircraft navigation which includes, sensor signal processing with refernce data. The method provides for sensing and range finding the elevational profile underneath the craft. Those...
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4993662 |
Apparatus for guiding a missile
A device for correcting the flight path of an air to surface missile and ding said missile to a target. A first map of a strip of ground which is transverse to the direction of flight is provided...
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4992797 |
Method of detection and identification of one or more remote objects
A method of identifying and detecting remote objects by transmitting wave energy and receiving wave energy reflected from the object. Separate signal parameters pertaining to the wave energy...
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