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| Number | Title | Issue Date |
| 7425693 | Spectral tracking A method of tracking a target. The method includes the steps of acquiring a first spectral image of a scene that includes the target, designating a spectral reference window, in the first spectral image, that includes a respective plurality of pixel vectors, acquiri... | 09/16/2008 |
| 7362880 | Unresolved target detection improvement by use of multiple matched filters approach at different spatial phases A method and system for detecting a point source target using multiple matched filters are disclosed. A sensor, which is preferably an infrared focal plane array, includes a plurality of pixels for providing image data. A processor processes the image data from a se... | 04/22/2008 |
| 7339537 | Capacitive drive antenna and an air vehicle so equipped Disclosed are antenna embodiments and air vehicles so equipped that include a first antenna component, and a second antenna component, separated by a free space gap, where the antenna embodiments are adapted to capacitively couple the first antenna component and the... | 03/04/2008 |
| 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 |
| 7319796 | Adaptive hyperspectral data compression A method is disclosed herein for compressing spectral data corresponding to an image comprising a plurality of pixels. The method includes the step of creating a set of potential endmembers. A first plurality of the potential endmembers are identified as a first set... | 01/15/2008 |
| 7315485 | System and method for target classification and clutter rejection in low-resolution imagery A system and method of determining a classification of at least one underwater object is provided. The method includes generating at least one low-resolution imagery of an object from a plurality of frequencies produced by a detection device and extracting at least ... | 01/01/2008 |
| 7305149 | Image pickup information recognition system An image collating center has a communication unit, a processing unit, and a memory unit. The processing unit accesses a geographic information database through a communication network, extracts appropriate geographic information from the geographic information data... | 12/04/2007 |
| 7304283 | Target tracking device for a flight vehicle A target tracking device (2) for a flight vehicle (10) is specified which has a position-sensitive photodiode (4) with at least two signal outputs (A1, A2, A3, A4) which are respectively connected to a... | 12/04/2007 |
| 7282715 | Thermal imaging cameras A modular hyperspectral thermal camera that combines a wide field-of-view with a low erroneous recognition rate is described. The modular hyperspectral thermal camera provides such low erroneous recognition rates without any requirement for cryogenically cooling the... | 10/16/2007 |
| 7251345 | Fast fourier transform correlation tracking algorithm with background correction An FFT correlation tracker that is capable of effectively tracking targets against non-uniform backgrounds in realtime, includes a background correction implemented using a FFT with the 2-dimension sinc function. The tracker tracks an object by effectively computing... | 07/31/2007 |
| 7237115 | Authenticating concealed private data while maintaining concealment A method of and system for authenticating concealed and statistically varying multi-dimensional data comprising: acquiring an initial measurement of an item, wherein the initial measurement is subject to measurement error; applying a transformation to the initial me... | 06/26/2007 |
| 7221909 | Method for guiding wireless communication device into communicable range and wireless communication device A personal digital assistant (PDA) detects its position by a two-axis acceleration sensor provided therein. While the PDA is within a communicable range where the PDA can communicate with the printer, a position of the PDA, which is located at time when the position... | 05/22/2007 |
| 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 |
| 7190304 | System for interception and defeat of rocket propelled grenades and method of use A method for intercepting and a defeating rocket propelled grenade (RPG) which includes the steps of detecting a thermal signature from a launch of the RPG; and cueing a narrow beam radar which locates the RPG and develops a ballistic solution and target intercept p... | 03/13/2007 |
| 7184574 | Delayed video tracking A tracking apparatus including a sensor tracker and a control tracker (60). The sensor tracker is connected to a sensor which senses a scene having at least one object therein, the sensor tracker provides sensor movement instructions to the sensor, enabling i... | 02/27/2007 |
| 7140574 | Inertial position target measuring systems and methods Systems and methods for contiguously and accurately updating target object information during an entire target engagement period are provided. The target tracking system includes a database for storing starfield information, an optical beam source configured to illu... | 11/28/2006 |
| 7127121 | Efficient implementation of a noise removal filter A method for noise removal filtering is provided. The method includes selecting a characteristic of a test pixel, such as brightness, and comparing the brightness of the test pixel to the brightness of an adjacent pixel. The noise removal filtering is terminated if ... | 10/24/2006 |
| 7127138 | Apparatus and method for directing a light beam to a target An apparatus for directing light beams onto a target comprising a beam splitter for splitting a main beam into a first split beam and a second split beam; a first beam path for the first split beam, the first beam path including a first aperture, a first lens and a ... | 10/24/2006 |
| 7083139 | Method for guiding a rocket Method for guiding a rocket (1) to a target, wherein, the rocket (1) being equipped with automatic guiding means with an image-formation device (10) and means for correction of the trajectory (11): the t... | 08/01/2006 |
| 7046823 | Correlation tracker breaklock detection A system and method for detecting breaklock for correlation trackers. The inventive system includes a first circuit (50) for computing energy EL in a residual image, a second circuit (52) for computing energy EI in an input image,... | 05/16/2006 |
| 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 |
| 7036767 | Projectile seeker The present invention relates to a projectile seeker which comprises: (a) A hollow in the projectile for accommodating a light sensor; (b) A light sensor located within said hollow for sensing light which is emitted or reflected from a target, and for producing an e... | 05/02/2006 |
| 7032857 | Multi-sensor guidance system for extreme force launch shock applications A projectile navigation system operable within an extremely high G-shock loading environment during the launch phase may include a set of Kalman filters configured to repeatedly calculate a navigational solution by solving a set of non-linear equations of motions of... | 04/25/2006 |
| 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 |
| 7007888 | Inertial position target measuring systems and methods Systems and methods for contiguously and accurately updating target object information during an entire target engagement period are provided. The target tracking system includes a database for storing starfield information, an optical beam source configured to illu... | 03/07/2006 |
| 6970577 | Fast fourier transform correlation tracking algorithm with background correction An FFT correlation tracker that is capable of effectively tracking targets against non-uniform backgrounds in realtime, includes a background correction implemented using a FFT with the 2-dimension sinc function. The tracker tracks an object by effectively computing... | 11/29/2005 |
| 6958466 | Method and system for detecting targets known up to a simplex from multi-spectral and hyper-spectral imagery employing the normal compositional model A method for detecting targets comprises: a) receiving spectral data; b) using a normal compositional model for estimating background parameters from the spectral data and target components; c) estimating abundance values of classes of the normal compositional model... | 10/25/2005 |
| 6943873 | Fiber optical laser detection and ranging system One aspect of the invention relates to a laser ranging system. In this version of the invention, a guided missile is provided with laser that directs laser radiation in the general direction of a target that is subsequently reflected from the target back to the miss... | 09/13/2005 |
| 6944342 | Method for recognizing objects in an image pixel plane Image data of optically acquired input images (1) are processed for emphasizing at least two object classes. Each pixel is subjected to a rough classification (10) based on first criteria that determine whether or not a pixel is relevant for an object ... | 09/13/2005 |
| 6930633 | Adaptive glint reduction method and system A method and system for adaptively reducing, in a displacement signal having a value indicative of a measured angular displacement between an antenna boresight and an apparent line of sight to a target, a noise signal having a value indicative of an angular error in... | 08/16/2005 |
| 6896220 | Munition with integrity gated go/no-go decision A munition is presented which includes an integrity verification system that measures the integrity of the munition. When an integrity threshold is not met, engagement of the munition with a predetermined target is aborted. Also presented is a methodology for gating... | 05/24/2005 |
| 6871817 | System containing an anamorphic optical system with window, optical corrector, and sensor A system includes an optical system having a curved window with anamorphic symmetry about a first plane and a second plane perpendicular to the first plane. The window may be, for example, in a flight vehicle such as a missile. An optical corrector is adjacent to a ... | 03/29/2005 |
| 6817569 | Guidance seeker system with optically triggered diverter elements A guidance seeker system for a projectile includes a plurality of photoconductive sensing elements symmetrically disposed about a central axis of the projectile. When a target is illuminated with a light source, a lens transmits light reflected from the target to on... | 11/16/2004 |
| 6766979 | Guidance seeker system with optically triggered diverter elements A guidance seeker system for a projectile includes a plurality of photoconductive sensing elements symmetrically disposed about a central axis of the projectile. When a target is illuminated with a light source, a lens transmits light reflected from the target to on... | 07/27/2004 |
| 6755373 | Microwave radiometric guidance system A missile guidance system utilizing a single microwave radiometric sensor for both terrain correlation and target homing. Terrain correlation is used to get the missile within the acquisition range of the homing system, and the homing system is used in the terminal ... | 06/29/2004 |
| 6626396 | Method and system for active laser imagery guidance of intercepting missiles A method for guiding an intercepting missile to a body-to-body contact with an airborne target in the atmosphere. The method includes the steps of guiding the intercepting missile to within an appropriate distance from the airborne target, illuminating th... | 09/30/2003 |
| 6565036 | Technique for improving accuracy of high speed projectiles A system for guiding projectiles to a target. More particularly, a system for the guidance of projectiles toward a target using a photo detector array (18) and an arrangement of single use thrusters (22). The system is capable of guiding projectile to tar... | 05/20/2003 |
| 6491253 | Missile system and method for performing automatic fire control A missile system and method for performing automatic fire control in which a reconnaissance vehicle is used to gather video reference information of a target and this information is then communicated to a launching vehicle from which missiles are caused t... | 12/10/2002 |
| 6487953 | Fire control system for a short range, fiber-optic guided missile A fire control system for a short range guided missile in which the system is contained on a vehicle such as a track vehicle that can be easily camouflaged from the enemy and including video means for acquiring a target desired to be destroyed and utilizi... | 12/03/2002 |
| 6462889 | Conformal-dome optical system with rotationally symmetric stationary optical baffles An optical system includes a nonspherical outer dome that is rotationally symmetric about a central axis, a detector system, and an optical corrector positioned in an optical path between the outer dome and the detector system. At least one light baffle i... | 10/08/2002 |
