Matches 51 - 100 out of 265 < 1 2 3 4 5 6 >
Match Document Document Title
6950056 Methods and apparatus for determination of a filter center frequency  
A method for calculating a center frequency and a bandwidth for a radar doppler filter is herein described. The center frequency and bandwidth are calculated to provide radar performance over...
6933877 Multiple-antenna jamming system  
The Multiple-Antenna Jamming System (MAJS) is useful for missile-borne jamming of active protection system radars that operate in close proximity to the frequency band of the missile's radio...
6914554 Radar beam steering with remote reflectors/refractors  
A reflected energy detecting device includes a transmitter for transmitting an electromagnetic signal and a receiver for receiving a reflected electromagnetic signal. An antenna may be operatively...
6889934 Systems and methods for guiding munitions  
A method of guiding a munition to a target transmitting one or more signals is described. The method includes configuring the munition with a radio frequency receiver, an antenna for the receiver...
6885334 Methods and systems for detecting forward obstacles  
Methods and apparatus for detecting obstacles in the flight path of an air vehicle are described. The air vehicle utilizes a radar altimeter incorporating a forward looking antenna and an...
6877691 High altitude stripping for threat discrimination  
A technique is provided that uses a dual mode seeker (IR and LADAR) for precise target dynamics measurement, which extends stripping to a much higher altitude than ground based radar. Initial...
6851645 Non-coherent fresnel direction finding method and apparatus  
A method and apparatus for finding a relative direction of received radiation is described. The received radiation is incident upon a window system at an angle and is transmitted therethrough. The...
6845938 System and method for periodically adaptive guidance and control  
A system and method that guides a device to an object using periodically adaptive guidance. The guidance and control system creates a reconstructed line-of-sight (LOS) vector to avoid system...
6842138 Target designation system  
A target designation system for indicating a target to be destroyed by remotely guided ordnance comprising a receiver arranged to produce a receiver output signal in response to an incident...
6839017 Method and apparatus for using anti-jam technology to determine the location of an electromagnetic radiation source  
A system employs null angle measurements developed in response to the detection of radiation, such as jamming, along with the positions at which the null angles are measured, to determine the...
6817296 Imaging-infrared skewed cone fuze  
A fuzing system for non-spinning or substantially non-spinning weapons is implemented by means of wide angle optics providing at least forward-hemisphere coverage, an array of infrared detectors...
6808139 Guidance for missle systems with target tracker and additional manual track point correction  
A guidance method for guidance systems is disclosed. The method includes forming a target track point with a target tracker. The method corrects the track point with a manual correction signal. A...
6806823 Passive radar detector for dualizing missile seeker capability  
Applicants' Passive Radar Detector for Dualizing Missile Seeker Capability incorporates passive RF detectors into a standard active MMW seeker missile with a minimum requirement for hardware...
6789763 Method for operating an air-to-air missile and corresponding missile with autonomous or semi-autonomous modes  
A method for operating a short range, air-to-air missile carried by an aircraft flown by a pilot. The missile includes a seeker operative to track a target. The method comprises providing a first...
6755372 Air launch system interface  
An airborne missile launch system. The system includes a Harpoon aircraft command-launch control set (HACLCS) system, one or more Harpoon Block II missiles, and an interface controller coupled to...
6753802 Null filter  
An electronic circuit for use in an anti-radiation missile system of the type which uses the electromagnetic transmissions of a target radar for guidance information, detects when the missile has...
6753803 Signal detection  
A transmitted signal and a received signal are combined and the combination is expected to determine whether or not a target signal is present. Either the transmitted signal or the received signal...
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...
6727843 Method and arrangement for determining the angle of roll of a launchable rotating body which rotates in its paths  
The present invention concerns a method and an arrangement for determining the angle of roll of a launchable body ( 4 ) which rotates in its path. The launchable body ( 4 ) can consist of a...
6726146 Multiple model target tracking with variable sampling rate  
A method of maneuvering target tracing is disclosed. The present invention relates to the field of target tracking and more generally to a method of employing multiple model and variable sampling...
6724341 Autonomous onboard absolute position and orientation referencing system  
An autonomous onboard absolute position and orientation referencing system provides a means of efficaciously and economically embedding guidance and control components into the fins of supersonic,...
6720907 Method and system for detecting and determining successful interception of missiles  
A system for the detection and determination of the success of interception of incoming missiles, used in conjunction with a defense weapon system capable of identifying and tracking incoming...
6693580 Multifunction millimeter-wave system for radar, communications, IFF and surveillance  
A multifunction millimeter-wave system ( 10 ) that provides simultaneous and prioritized active radar protection and surveillance, high digital data rate communications, interceptor missile...
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...
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...
6666401 Missile defense system with dynamic trajectory adjustment  
A missile defense system includes a tracking station for monitoring the course and/or trajectory of an incoming missile. The incoming missile course and/or trajectory information is communicated to...
6653972 All weather precision guidance of distributed projectiles  
A system and method ( 32 ) for measuring line-of-sight angular rates for all-weather precision guidance of distributed projectiles ( 16 ) and a guidance system ( 10 ) based thereon. In accordance...
6630902 Shipboard point defense system and elements therefor  
A radar receiver is shown wherein the frequency of a first local oscillator is changed to bring an intermediate frequency signal representative of a moving target into frequency coincidence with a...
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...
6603421 Shipboard point defense system and elements therefor  
A combined defense and navigational system on a naval vessel is disclosed. The disclosed system includes a track-while-scan pulse radar which is controlled to provide either navigational...
6596976 Method and system for pointing and stabilizing a device  
A method and system for pointing and stabilizing a device that needs to be pointed and stabilized with a desired direction, are disclosed, wherein current attitude measurement and attitude rate...
6588699 Radar-guided missile programmable digital predetection signal processor  
A digital predetection signal processor having a main channel processor, a dual path processor and at least two digital filters for filtering digital guidance signals before the signals are input...
6587070 Digital base-10 logarithm converter  
A circuit ( 100 ) for performing base 10 logarithmic calculations of a binary signal in a digital system that optimizes accuracy of the calculation. The circuit comprises a priority encoder ( 108...
6568629 Method and device for magnetic guidance, especially for tracking targets  
A process and a device for electromagnetic guidance of a craft, applied in particular to the tracking of targets. Guidance is carried out with respect to the axis of the beam of a monopulse...
6564146 Tracking system for providing position information  
Processing GPS signals received at moving targets and at a fixed location near instrumentation associated with timing and recording an event allows the determination of instantaneous target...
6563450 Shipboard point defense system and elements therefor  
A combined defense and navigational system on a naval vessel is disclosed. The disclosed system includes a track-while-scan pulse radar which is controlled to provide either navigational...
6556895 Method for transfer alignment of an inertial measurement unit in the presence of unknown aircraft measurements delays  
A method for velocity match transfer alignment between a carrier vehicle and a carried vehicle. The method includes repeatedly measuring a velocity difference between the carrier vehicle and the...
6549158 Shipboard point defense system and elements therefor  
A combined defense and navigational system on a naval Vessel is disclosed. The disclosed system includes a track-while-scan pulse radar which is controlled to provide either navigational...
6498580 Missile launch point estimation system  
In a system for estimating the launch point of a missile, Doppler shifted signals reflected from the missile as it travels from its launch point are used in a Kalman filter to estimate the missile...
6483455 Device for the unambiguous measurement of the roll of a projectile and application to the correction of the path of a projectile  
A device for the unambiguous measurement of the angle of roll of a projectile, comprises at least a radar equipped with means of processing and sending a signal to the casing of the projectile in...
6456906 Satellite positioning-based guidance system that utilizes simulated inertial navigation system  
A satellite positioning-based guidance system and method that utilize a simulated inertial navigation system are disclosed. The trajectory of the body of a non-thrusted flight vehicle is used...
6424286 In-seeker jamming device  
In-Seeker Jamming Device, suitable for an RF missile, utilizes the high-gain antenna and amplifier that are already a part of the missile. During the “blind range” between the termination of...
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...
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...
6349898 Method and apparatus providing an interface between an aircraft and a precision-guided missile  
An interface between an aircraft and a precision-guided missile having automatic target recognition capability receives target image data and target location data from the aircraft, translates the...
6318667 Stealth weapon systems  
A winged bomb is launched from a launch aircraft and glides to a target. During the glide the winged bomb follows a calculated guide path stored in a on board computer, with correction generated by...
6313784 Millimeter-wave zoom antenna for guilding beamrider hypervelocity missile  
The millimeter-wave zoom antenna for guiding a beamrider hypervelocity missile uses varying range information derived from the flight of the missile toward the target as control signals for the...
6300898 Airborne GPS guidance system for defeating multiple jammers  
A missile guidance system designed to operate on GPS signals in an anti-jamming environment. The inventive system includes first, second and third airborne vehicles (20). A GPS receiver (24) is...
6295020 Master frequency generator  
A system is provided for generating multiple frequencies in a specified frequency band, with a specified step size between frequencies, in which the spectral purity of the frequencies is assured....
6279851 Topography-aided guidance system and process  
In missile guidance systems, knowledge of the target's flight policy and doctrine, along with an analysis of local topographic features, are used in a minimum commitment guidance policy. By...
Matches 51 - 100 out of 265 < 1 2 3 4 5 6 >