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"What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches?"
The Quarterly Review ; March edition, 1825
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| Number | Title | Issue Date |
| 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 representing the position of an aircraft, the at least one sample point inclu... | 04/21/2009 |
| 7372425 | Cruciform antenna comprising linear sub-antennas and associated processing The invention relates to a cross antenna comprising linear sub-antennas and to the associated processing. More specifically, the invention relates to an antenna (1) comprising: first (2) and second (3) linear sub-antennas which are equipped with... | 05/13/2008 |
| 7333052 | Signal processing with reduced combinational complexity Signal processing with reduced combinatorial complexity for tracking evolving phenomena such as radar tracks associated with weighted measurement parameters includes selecting a current phenomenon and obtaining a set of measurement parameters associated with it. Beg... | 02/19/2008 |
| 7287012 | Machine-learned approach to determining document relevance for search over large electronic collections of documents The present invention relates to a system and methodology that applies automated learning procedures for determining document relevance and assisting information retrieval activities. A system is provided that facilitates a machine-learned approach to determine docu... | 10/23/2007 |
| 7277558 | Method and system for estimating the position of moving objects in images A method and system are disclosed for estimating a position of moving objects in a set of image data. In accordance with exemplary embodiments of the present invention, a position of an object is identified in a first frame of image data acquired at a first time. Th... | 10/02/2007 |
| 7277581 | Method for video format detection The invention provide methods and code for better detecting 3:2 pulldown or other video formats. In one respect, embodiments of the invention improve the way in which fields of video data are compared. In another respect, embodiments of the invention provide pattern... | 10/02/2007 |
| 7236121 | Pattern classifier and method for associating tracks from different sensors An interceptor-based sensor clusters tracks of objects to generate track clusters based on an uncertainty associated with each track, and generates feature vectors for a cluster under test using the relative placement and the population of other track clusters. The ... | 06/26/2007 |
| 7193557 | Random set-based cluster tracking Tracking objects by receiving a dataframe from a detection sensor device, the dataframe containing a timestamp and data corresponding to each detected object, generating new observation nodes for each detected object, propagating group track state parameters to obta... | 03/20/2007 |
| 7191056 | Precision landmark-aided navigation Navigational systems and methods are disclosed herein to provide accurate processing of two-dimensional sensor images for navigation and determination of position in three-dimensions. Landmark features are extracted from two-dimensional sensor images and correlated ... | 03/13/2007 |
| 7184594 | Pattern matching method and device, position determining method and device, position aligning method and device, exposing method and device, and device and its production method A template creating unit (32) creates a waveform template formed of expectations of a signal waveform of the value of each parameter and a probability template formed of information on occurrence probability of each expectation of the parameters on the basis ... | 02/27/2007 |
| 7170443 | Method for the evaluation of radar data for fully automatic creation of a map of regions with interference A method for the evaluation of radar data for fully automatic creation of a map of regions with interference, in which undesirable reflections frequently occur includes the following method steps. The region to be mapped is divided up into cells. The short-lived tar... | 01/30/2007 |
| 7089546 | Upgrade for navigation data based on usage data or initialization of navigation data An upgrade method for navigation data is provided with: a memory status of a memory device that is removed from a navigation apparatus is checked and it is determined whether there are the navigation data to be upgraded and the user data to be saved. The user data i... | 08/08/2006 |
| 7065465 | Method and system for multi-sensor data fusion A multi-sensor data fusion system and method provides adaptive weighting of the contributions from a plurality of sensors in the system using an additive calculation of a sensor reliability function for each sensor. During a predetermined tracking period, data is re... | 06/20/2006 |
| 7040570 | Weather-agile reconfigurable automatic target recognition system Applicants' ATR system is weather-agile because it is comprised of a primary target sensing means that is capable of surveilling the target scene in foul or fair weather, and a secondary target sensing means that is also capable of sensing targets in various weather... | 05/09/2006 |
| 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 combined data is matched to a threat object map to identify the actual tar... | 04/25/2006 |
| 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 bottom-up and top-down approaches to sensor fusion to probabilisticall... | 04/25/2006 |
| 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 obtained by picking up the ground objects from above, and a target image ... | 04/11/2006 |
| 7026980 | Missile identification and tracking system and method Sensors determine the kinematic measurements of a boosting missile, and the information is applied to a plurality of pairs or sets of filters, one of which is matched to the characteristics of a particular target type, and the other of which is general, and not matc... | 04/11/2006 |
| 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 receiving antennas from an antenna array. The antenna array is aerially ... | 01/03/2006 |
| 6941018 | Method of and apparatus for searching corresponding points between images, and computer program In the apparatus for searching corresponding points between an input image and a reference image, a reference image and an input image are received through an image input section. The division process section produces a reference partial image and an input partial i... | 09/06/2005 |
| 6882959 | 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 bottom-up and top-down approaches to sensor fusion to probabilisticall... | 04/19/2005 |
| 6873998 | System and method for updating a geographic database using satellite imagery A reporting program and system for updating a master copy of a geographic database is disclosed. According to the method and system, reports are obtained that relate to data contained in a geographic database. Satellite images of the geographic locations represented... | 03/29/2005 |
| 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 level data from an airborne navigation system and imaging system, and r... | 02/08/2005 |
| 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 portion of the time synchronized radar data, storing the GPS data, processi... | 06/01/2004 |
| 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 target mode that generates an image and identifies moving targ... | 02/17/2004 |
| 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 comprises a plurality of phase detectors each with an input and... | 01/20/2004 |
| 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 information. The simulator is operable to generate a set ... | 01/06/2004 |
| 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 generated by the transmitter and receive radar return inf... | 12/16/2003 |
| 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 signals. Each of the return signals respectively indicate... | 07/15/2003 |
| 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 and method of the present invention fuses results of multip... | 12/24/2002 |
| 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; outputting an inertial navigation solution to an integrated p... | 11/12/2002 |
| 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 exploiting hyperspectral and ultraspectral imaging and no... | 07/23/2002 |
| 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 antenna assembly is adapted to transmit energy downward toward ... | 03/26/2002 |
| 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 receives navigation information from the navigation unit and in... | 02/12/2002 |
| 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 with runs of a process. The system and method determines ... | 01/01/2002 |
| 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 position data.... | 05/15/2001 |
| 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 receives navigation information from the navigation unit and in... | 04/17/2001 |
| 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 compatible with varying course paths. In the preferred embo... | 04/17/2001 |
| 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 reference frame and (b) determining either (1) the position ... | 03/27/2001 |
| 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 and a location device for generating a location signal co... | 03/27/2001 |
