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| Number | Title | Issue Date |
| 8177133 | Aircraft target display A method of displaying target engageability information to a pilot of an aircraft in flight including calculating according to instantaneous aircraft position and motion relative to at least one target to be engaged and to characteristics of a weapon, earliest and l... | 05/15/2012 |
| 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 |
| 7121467 | Indicators of optimum positioning of a data collection device for reading data carriers, such as RFID tags and machine-readable symbols A data collection device for reading barcodes, matrix codes, acoustical tags, radio frequency identifier (RFID) tags, and other data carriers. The data collection device includes components to determine an actual position of the data collection device with respect t... | 10/17/2006 |
| 7002510 | Method and apparatus for air-to-air aircraft ranging A method and apparatus is disclosed for determining the range between two planes, ownship (10) and target (12). Model data (66) estimating the velocity and position of target (12) is compared to actual flight path data of the target (1... | 02/21/2006 |
| 6776336 | Ballistics fire control solution process and apparatus for a spin or fin stabilized projectile A ballistics fire control system for a spin or fin stabilized projectile is provided with means which are operated such that the closest point of approach between a fired projectile and a target is taken to be at the instant the projectile velocity vector (6)... | 08/17/2004 |
| 6260759 | Method for tracking a target having substantially constrained movement A method for tracking a target having substantially constrained movement utilizes the steps of determining constrains for movement of the target, obtaining information on movement of the target, and predicting that the target will continue to move upon a ... | 07/17/2001 |
| 5992292 | Fire control device for, in particular, transportable air defense systems A fire-control system for anti-aircraft defense systems, particularly mobile ones, having at least one launch apparatus for guided missiles that is pivotable in elevation and disposed on a platform that is pivotable in azimuth, has an optical target-track... | 11/30/1999 |
| 5920027 | Fire control system A fire control system and a method for estimating periodic component of a target path. An efficient, fast-setting estimator is realized by first estimating the period and then the amplitude of the periodic component on the basis of the most recent measure... | 07/06/1999 |
| 5635662 | Method and apparatus for avoiding detection by a threat projectile A method and apparatus for use by a personnel in combat unit to assess in bstantially real-time the threat to a combat unit posed by one or more threat projectiles. A command and control system receives a variety of input data and information signals and ... | 06/03/1997 |
| 5610386 | Portable optical scanning system including ring having breakaway element A portable optical scanning system incorporates a ring mounted optical scanner module which is arranged to transmit data either via radio or cable to a wrist mount unit. The wrist mount unit may either receive and store the information, or it may include ... | 03/11/1997 |
| 4959800 | Method and apparatus for determining the position and velocity of a target in inertial space A method for determining the position and velocity of a target in inertial space including the steps of (a) tracking the target and providing three orthogonal velocity components in inertial space; (b) computing the scalar velocity VT of the ta... | 09/25/1990 |
| 4947350 | Tactical routing system and method Tactical routing apparatus e.g. for an aircraft comprises stores for storing data representing the geographical domain through which the aircraft is to pass and data representing the location and type of a plurality of threats (e.g. gun or missile sites),... | 08/07/1990 |
| 4922801 | Fire control system with aiming error compensation A fire control system for a weapon having an operator-aimed barrel compri a sighting piece carried by the barrel and having a reticle adjustable in position with respect to the bore axis of the barrel. A camera fast with the barrel has a field coaxial wi... | 05/08/1990 |
| 4830487 | Method and device for spatial location of an object and application to firing simulation In a method for locating an object such as a target for firing simulation in which the echo of a radiation beam emitted in the direction of the object and reflected back from the object is detected in the form of an electric signal, the signal is subjecte... | 05/16/1989 |
| 4825055 | Error-free integration pointing and tracking An error-free pointing and tracking system is disclosed which separates the functions of pointing and tracking. Beginning with an initialized trajectory for an object, a sensor is positioned and deviations of the object position with respect to the sensor... | 04/25/1989 |
| 4794235 | Non-linear prediction for gun fire control systems An improved method and apparatus for aiming a gun at a target moving along a non-linear path is disclosed which relies upon the discovery that at any given moment in a non-linear path, a target is traversing an arc of a circle. Methods for calculating off... | 12/27/1988 |
| 4783744 | Self-adaptive IRU correction loop design interfacing with the target state estimator for multi-mode terminal handoff A method and apparatus for identifying inertial reference unit (IRU) errors in a guided missile employing a multi-mode guidance system and constructing correction terms to recover the missile true position. Discrepancy parameters are introduced to indicat... | 11/08/1988 |
| 4760397 | Target tracking system The target tracking system has high tracking reliability at small servo load and comprises a plural number of groups of target sensors having tracking signal travelling times which vary from one group to the other and defining respective lines of sight, a... | 07/26/1988 |
| 4730104 | Peripheral vision guidance display A display is disclosed for indicating in the peripheral vision of a viewer the deviation between the actual position of a target and a reference position such as an aiming point. Light sources are arranged around a common circle which is of a particular s... | 03/08/1988 |
| 4616127 | Fire control system for a vehicle or vessel In a fire control system for a vehicle or vessel a data processor (21) connected to the target tracking unit (7) determines, in a first coordinate system coupled to said unit (7), angular error data about a target position for aligning the tracking unit (... | 10/07/1986 |
| 4590476 | Tracking servo compensator with rate aiding A tracking servo compensator is disclosed for radar systems which steer their antenna beams using a servomechanism that physically moves the antenna. The disclosed tracking servo compensator permits switching between trackers (e.g. from area to point trac... | 05/20/1986 |
| 4577962 | Method and equipment for the control of aiming and firing at a real target A firing weapon is associated with a laser radiation source mounted in proximity to the weapon and also with a detector which is sensitive to the laser radiation. The orientation of the radiation is adjusted independently of the aiming of the weapon in or... | 03/25/1986 |
| 4494202 | Fourth order predictive, augmented proportional navigation system terminal guidance design with missile/target decoupling A method for augmenting a noise-adaptive predictive proportional navigation terminal guidance scheme. In a fourth order configuration with noise adaptive varying gain parameters calculated as a function of time-to-go, this system implements an optimal con... | 01/15/1985 |
| 4449041 | Method of controlling antiaircraft fire A method of controlling antiaircraft fire is described in which an aircraft is tracked continuously during the flight of a burst of projectiles and the probability of a hit is continuously revised according to the latest target maneuver as the projectiles... | 05/15/1984 |
| 4402250 | Automatic correction of aiming in firing at moving targets In a method for automatically measuring aiming errors and correcting aiming values in the aiming and firing of ballistic weapons at moving targets the continuously supplied direction values (A', E'+ς) of a target position measurement, corrected for daily... | 09/06/1983 |
| 4402251 | Detection of line of sight reversal and initiation of firing commands for a modified acceleration predictor fire control system engaging maneuvering targets A weapon fire control system is operated to measure line-of-sight angular te and estimate velocity and acceleration of a maneuvering target. The apparent area of the maneuvering target is continuously monitored and when it becomes a value that is some pre... | 09/06/1983 |
| 4320287 | Target vehicle tracking apparatus Vehicle tracking and position predicting apparatus includes an improved Kalman velocity filter feedback loop having a forward gain matrix for loop coordinate error factors and those of their derivatives; and position predicting computing apparatus in the ... | 03/16/1982 |
| 4312262 | Relative velocity gunsight system and method A system and method for providing a relative velocity sighting reference in an airborne gunsight system. A head-up display (HUD) frames the target in the pilot's line of sight and a computer-driven cathode ray tube (CRT) display projects an array of sight... | 01/26/1982 |
| 4253249 | Weapon training systems The effects of any errors in the preliminary tracking of a target, and of any subsequent changes in the velocity of the target, are included in simulated firing of a gun 3, by slewing a laser projector 2 in the simulator for the predicted shell time-of-fl... | 03/03/1981 |
| 4227261 | Transmission of information by sweeping fan-shaped beams Fan-shaped beams, sweeping angularly, substantially flatwise, across a solid angle space having the beam emitter at its apex, are modulated for transmission of special information to a selected one of a plurality of identically equipped bodies in that spa... | 10/07/1980 |
| 4224507 | System for tracking a moving target with respect to a frame of reference of unvarying orientation and fixed origin relative to earth A system for tracking a moving target from a moving carrier. The tracking system is provided with a device for measuring the position of the target in relation to the carrier and with a servocontrol unit for servo controlling the aiming of the device. The... | 09/23/1980 |
| 4218834 | Scoring of simulated weapons fire with sweeping fan-shaped beams For scoring of simulated firing of a weapon, having flatwise-angularly sweeping beams of radiation, emitted at the weapon location during a period beginning at or about the instant of simulated firing are used for measuring the position of a target retror... | 08/26/1980 |
| 4218138 | Method and means for determining positions of reflectors with fan-shaped beams The positions of target reflectors at a distance from a measuring station are measured with fan-shaped angularly sweeping beams of radiation emitted from the measuring station and reflected back to a detector there when each beam is intercepted by a refle... | 08/19/1980 |
| 4179697 | Passive ranging method The present invention relates to a target location method, and more particularly to such a system using passive listening devices to determine the range, course and speed of one or more targets simultaneously. The invention may be used effectively against... | 12/18/1979 |
| 4179696 | Kalman estimator tracking system A radar tracking system having a Kalman estimator is disclosed. The estimator is provided with angle and range track error measurements in a coordinate system that is aligned with and normal to the antenna line of sight, commonly referred to as the LOS co... | 12/18/1979 |
| 4146780 | Antiaircraft weapons system fire control apparatus Fire control apparatus for an antiaircraft weapons system includes manual means for inputting both estimated roll angles and load (g) factors of a maneuvering target aircraft into a fire control computer. In response to other signals received from convent... | 03/27/1979 |
| 4128837 | Prediction computation for weapon control In an airborne armament fire control prediction computer, apparatus for computing smoothed inertial velocity and acceleration components of an observed target in a three-dimensional Cartesian coordinate system. A target tracking sensor mechanization is pr... | 12/05/1978 |
| 4103847 | Line scan area signature detection method An area signature detection system arranged to receive an output from a sensor operative in the electromagnetic spectrum, where the output from the sensor is an amplitude varying electrical signal representing the field-of-view beheld by the sensor, and t... | 08/01/1978 |
