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| Number | Title | Issue Date |
| 8188905 | Target tracking system and method with jitter reduction suitable for directed energy systems Embodiments of a target tracking system and method with jitter reduction suitable for directed energy systems are generally described herein. In some embodiments, the directed energy system includes a target tracking system to track one or more track points on a mov... | 05/29/2012 |
| 8179299 | Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns A method, comprising: characterizing an electromagnetic radiation path based on at least a scattered electromagnetic radiation pattern resulting from propagation of electromagnetic radiation through the path; receiving a plurality of scattered portions of a modulate... | 05/15/2012 |
| 8115665 | Method and system for extending operational electronic range of a vehicle A method and system for extending the electronic operational range of a slow vehicle, such as a ship, by using a remotely controlled unmanned faster vehicle, such as an Unmanned Aerial Vehicle (UAV), and by way of example a remotely controlled drone. More particular... | 02/14/2012 |
| 8102297 | Method and system for deinterleaving signals There are provided method and system for deinterleaving signals. The method comprises: (a) recording plural signal reception events, wherein each signal reception event is associated with a received signal at a receiver, and represented by a space-time coordinate ha... | 01/24/2012 |
| 8098183 | Priority delivery apparatus and method A method conveys information over a network to client processors, each with a maximum analysis rate. Sensed signals include target track updates generated at an aggregate track update rate depending on the number of targets and sensors. The track updates are priorit... | 01/17/2012 |
| 8054212 | Multi-band receiver using harmonic synchronous detection An apparatus comprises a transmitter system, a receiver system, and a processor unit. The transmitter system transmits first and second collimated beams having a first and second frequency. The receiver system monitors for a fundamental difference frequency signal h... | 11/08/2011 |
| 7994962 | Apparatus and method for concentrating electromagnetic energy on a remotely-located object A method for concentrating radio frequency (RF) radiation on an object located in proximity to a reflector includes the steps of: selecting a target reflector and a level of power for conveying to the target reflector by reradiation from the target reflector, determ... | 08/09/2011 |
| 7982653 | Radar disruption device According to one embodiment, a radar disruption device includes an electro-magnetic sensitive fluid encased in a shell. The electro-magnetic sensitive fluid is operable to modify the phase or amplitude of electro-magnetic signals. The shell is operable to rupture up... | 07/19/2011 |
| 7969344 | Methods and systems for improved extraction of a signal from a noisy environment Methods and systems consistent with the present invention allow identification of a true signal contained in a signal containing the true signal and noise. In general, digital signal information representing a signal of interest plus noise is utilized by the present... | 06/28/2011 |
| 7952511 | Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns A method for detecting an object, comprising the steps of defining expected characteristics of scattered electromagnetic radiation to be received at a receiver; attenuating at least a portion of electromagnetic radiation received at the receiver by a presence of an ... | 05/31/2011 |
| 7948426 | Detection and location of radio frequency weapons from high altitude glider system A method and system for detecting and locating RF weapons being used against aircraft. Large geographic regions may be defended by equipping a constellation of high-altitude airborne platforms with RF detectors, GPS receivers and a communications unit. The communica... | 05/24/2011 |
| 7944389 | Emitter proximity identification Systems and methods for monitoring and classifying RF emissions in the field include storing an electronic signature map (ESM) of a selected geographic area, where the electronic signature map includes previously detected emitter closeness measures (ECMs) in the sel... | 05/17/2011 |
| 7928890 | Phased array radar antenna having reduced search time and method for use thereof A phased array radar antenna includes at least two antennas (11, 12, 13, 14) adapted for simultaneous operation at different non-mutually interfering frequencies. The phased array radar antenna may be fitted to an aircraft having a fuselage supporting first a... | 04/19/2011 |
| 7916065 | Countermeasure system and method using quantum dots In one embodiment, a countermeasure system for protecting an asset from a missile attack includes a decoy comprising a plurality of quantum dots selected to emit radiation having a radiation emission profile similar to a profile of a radiation signature of the asset... | 03/29/2011 |
| 7830297 | System and method for detecting and de-interleaving radar emitters using snapshots of varying lengths A method of classifying radar emitters includes the steps of: (a) receiving pulses from multiple radar emitters over a plurality of consecutive first time intervals; (b) identifying pulses in each of the plurality of consecutive first time intervals corresponding to... | 11/09/2010 |
| 7821442 | System and method of analyzing radar information The present invention provides a method and system of analyzing radar information of a radar system. According to certain embodiments of the invention, the method comprises: providing radar information including at least a portion modified in response to an EWE (ele... | 10/26/2010 |
| 7808421 | Methods and apparatus for creating a scan strategy Some embodiments of the invention are directed to generating a scan strategy based on parameters input from a user, without requiring that the user be aware of information such as the specifics of the receiver hardware or the specific signal characteristics of the e... | 10/05/2010 |
| 7791526 | Determining scan strategy for digital card A method is provided for determining a scan strategy to receive data for a digital unit associated with an electronic support measure receiver. The receiver scans a surrounding environment to detect and receive emitted signals while utilizing the digital unit to imp... | 09/07/2010 |
| 7773025 | Remote circuit interaction A method and system for remotely affecting electronics within a conductive enclosure are disclosed. The method can comprise transmitting electromagnetic radiation of two different frequencies to the enclosure. The two different frequencies can be selected such that ... | 08/10/2010 |
| 7764217 | Surface RF emitter passive ranging accuracy confirmation algorithm Kalman gain is used to calculate range accuracy for a passive angle-of-arrival determining systems, most notably for short-baseline interferometry, in which Kalman gain after arriving at a minimum proceeds to within a predetermined fraction or percent of zero gain, ... | 07/27/2010 |
| 7746265 | System and method for suppressing radio frequency transmissions A system and method for suppressing radio frequency (“RF”) transmissions includes a transmitter for transmitting electronic signals that suppresses (e.g., prevents, disrupts, jams, interferes with or otherwise disables) RF transmissions. Some embodiments of the ... | 06/29/2010 |
| 7663528 | Missile boost-ballistic estimator A hostile missile engager senses the missile and supplies kinematic data to an interceptor missile fire control processor, which predicts the target's future location with the aid of a powered/unpowered identifier. The identifier passes the kinematic data through fi... | 02/16/2010 |
| 7633425 | Waveguide system comprising reflective surfaces for directing a wave beam to a target In various representative aspects, the present invention provides systems and methods for waveguides. A waveguide may comprise a housing and a plurality of reflective surfaces configured to couple to the housing. The housing may be configured to couple to an electro... | 12/15/2009 |
| 7629918 | Multifunctional radio frequency directed energy system An RFDE system includes an RFDE transmitter and at least one RFDE antenna. The RFDE transmitter and antenna direct high power electromagnetic energy towards a target sufficient to cause high energy damage or disruption of the target. The RFDE system further includes... | 12/08/2009 |
| 7504982 | Anti-Missile system and method The disclosed system, device and method for an anti-missile system generally includes a ground-based sensor array generating tracking data of a guided missile tracking a target. A control node in communication with the ground-based sensor array generates targeting d... | 03/17/2009 |
| 7427942 | Noise-riding video signal threshold generation scheme for a plurality of video signal channels An apparatus for adaptively generating video signal thresholds for a comparator circuit having a plurality of signal channels. The apparatus has input circuitry in electrical signal communication with the plurality of signal channels. The input circuitry uses a sele... | 09/23/2008 |
| 7427947 | Aircrew aid to assess jam effectiveness The invention generally relates to the field of computer software particularly to an improved method of providing aircrew decision aids for use in determining the optimum placement of an Electronic Attack (EA) aircraft. The core of the invention is a software progra... | 09/23/2008 |
| 7425916 | Airborne distributed pulse doppler radar missile warning system A digital missile warning system comprising a distributed pulse doppler radar having a plurality of antennas, each being coupled to a transmit/receive (T/R) module located adjacent to the antenna, and parallel signal processing channels including an A/D converter, F... | 09/16/2008 |
| 7423575 | Method and apparatus for protecting personnel and material from RF-based threats using ultra-wideband (UWB) transmission An ultra wideband (UWB) jamming system comprises a processor, a memory, a pulse generator, one or more UWB transmitters, and one or more UWB antennas. In an exemplary embodiment of the present invention, the RF signals of a threat transmission or an RF-triggered exp... | 09/09/2008 |
| 7411539 | Method for detecting the presence of radar signal emitters, an electronic support measures unit and a system for determining the position and identity of said emitters A method for passively detecting the presence of radar signal emitters, in which an ESM unit receives radar signals with a number of antennas, each antenna covering a sector of the surrounding terrain. In order to conserve bandwidth, a technique is used, in which re... | 08/12/2008 |
| 7403761 | System and method for frequency translation using an image reject mixer Frequency translation, such as frequency up conversion of a video baseband or intermediate frequency to a desired frequency division broadcast channel, is provided utilizing a single sideband or image reject mixer and filtering having relaxed selectivity requirement... | 07/22/2008 |
| 7400287 | Smart chaff Missile deflector systems for protecting a vehicle from threats that use an infrared sensor for guidance are disclosed. An exemplary missile deflector system can include, for example, a radiation source and one or more deployable smart chaff elements. The light sour... | 07/15/2008 |
| 7397415 | System and method for detecting and de-interleaving radar emitters A method of classifying radar emitters includes the steps of: (a) receiving pulses from multiple radar emitters; (b) categorizing received pulses based on pulse data descriptors (PDWs); (c) forming clusters of received pulses based on the PDWs; and (d) de-interleavi... | 07/08/2008 |
| 7391355 | Single platform geolocation method and apparatus A geolocation system and method uses a single platform for determining a Doppler measurement set of a targeted aircraft or signal of interest. The electronic warfare aircraft and the ejected aircraft expendables technology device determine the Doppler measurement se... | 06/24/2008 |
| 7391356 | System and method for suppressing radio frequency transmissions A system and method for suppressing radio frequency (“RF”) transmissions includes a transmitter for transmitting electronic signals that suppresses (e.g., prevents, disrupts, jams, interferes with or otherwise disables) RF transmissions. Some embodiments of the ... | 06/24/2008 |
| 7378626 | Directed infrared countermeasures (DIRCM) system and method An agile, high-power, reliable DIRCM system that is easily extended to address sophisticated UV or UV-visible capable multi-band threats includes a missile warner having missile warning receivers (MWRs), one or two-color suitably in the mid-IR range, that detect lik... | 05/27/2008 |
| 7370836 | Missile defense system and methods for evading heat seeking missiles A method for aiding a helicopter pilot to avoid a heat seeking missile includes the step of detecting a threat from a missile. The method also includes the step of reducing heat emanating from the helicopter's engine and rapidly reducing altitude. Then, when the thr... | 05/13/2008 |
| 7367531 | Systems and methods for evading heat seeking missles A method and system in an airborne aircraft to evade a heat seeking missile includes the steps of detecting the launch or “lock on” of a heat seeking missile and reducing the radiation from the aircraft's engine by reducing the engine speed to idle. The method m... | 05/06/2008 |
| 7362257 | Wideband interference cancellation using DSP algorithms A method and system is provided for detecting and characterizing pulsed threat radar emitters through heavy in-band interference. System includes an advanced digital signal processing method provides spatial and temporal interference cancellation, super-resolution d... | 04/22/2008 |
| 7358887 | System and method for detecting emitters signals having multi-valued illumination times A system and method is provided for detecting emitter signals and for determining a scan strategy for a receiver system that receives such emitter signals. When detecting emitter signals of a particular emitter, the receiver may periodically revisit the portion of t... | 04/15/2008 |
