AAI Corporation Patent applications |
Patent application number | Title | Published |
20160137313 | TECHNIQUES FOR EMPLACING AN UNMANNED AERIAL VEHICLE LAUNCHER PRIOR TO LAUNCHING AN UNMANNED AERIAL VEHICLE - A technique is directed to launching an unmanned aerial vehicle (UAV). The technique involves positioning a UAV launcher over a ground location. The technique further involves installing, after the UAV launcher is positioned over the ground location and prior to launching the UAV, an anchor into the ground location to anchor the UAV launcher to the ground location. The technique further involves operating, after the UAV launcher is anchored to the ground location, the UAV launcher to impart launching force onto the UAV to launch the UAV, the anchor holding the UAV launcher substantially in place at the ground location to minimize energy loss as the UAV launcher imparts launching force onto the UAV. In some arrangements, the UAV launcher is capable of pivoting while remaining anchored between launches to accommodate changes in wind direction while maintaining substantial connection to the ground location for enhanced consistency and performance. | 05-19-2016 |
20150232192 | AIRCRAFT HYBRID FUEL SYSTEM - An aircraft hybrid fuel system includes a main tank and a set of flexible bladders, the main tank and the set of flexible bladders defining a fuel containment space. The system further includes a set of pathways coupling the set of flexible bladders to the main tank. The set of pathways is constructed and arranged to vent gas out of the set of flexible bladders into the main tank while fuel from a fuel source is provided into the fuel containment space defined by the main tank and the set of flexible bladders. Along these lines, each flexible bladder can be provisioned with a fuel port to provide fuel, and a separate vent port to vent gas to the main tank. | 08-20-2015 |
20150153215 | Level Sensing Device - A level sensing device is disclosed that provides a lightweight but robust design and incorporates the use of an LVDT to determine the level of a fluid in a container. | 06-04-2015 |
20150142223 | EVALUATING AILERON DEFLECTION WHILE AN UNMANNED AERIAL VEHICLE IS IN FLIGHT - A technique is directed to operating a UAV. The technique involves launching (or guiding) the UAV into flight. The technique further involves performing a series of aileron (or other control surface) deflection evaluations while the UAV is in flight. The technique further involves performing a UAV remedial operation in response to the series of aileron deflection evaluations indicating abnormal aileron behavior, e.g., the UAV can send a warning message to a ground control station (GCS), land the UAV at a target location, deploy a chute, and so on. Such operation enables detection of an unexpected change in the UAV's center of gravity, e.g., due to a blocked fuel bladder connection, icing on one side of the UAV, mechanical failure of an aileron, etc. | 05-21-2015 |
20140358252 | Cloud Based Command and Control System - A command and control system is provided which links users and platforms in real time and with touch screen ease, delivering a highly intuitive, integrated user experience with minimal infrastructure. Capitalizing on a cloud based architecture, from the cloud, to the touch table, to a hand held device, the command and control system creates seamless connections between sensors, leaders and users for up-to-the-minute information clarity. | 12-04-2014 |
20140172173 | FUZZY CONTROLS OF TOWED OBJECTS - A fuzzy logic controller for controlling towed objects includes comprises a winch controller to control extension or retraction of a tow cable based on a control signal. A fuzzy logic controller controls a speed at which the tow cable is extended or retracted. The fuzzy logic controller includes an altitude controller storing a membership function defining ranges for a delta altitude variable and determines an altitude control signal based on the range for the measured delta altitude variable. A gain controller stores respective membership functions defining ranges for speed, heading rate, and cable length variables and determines a gain control signal based on the ranges for the determined speed, heading rate, and cable length variables. A command controller determines the control signal based on the gain control signal and the altitude control signal. | 06-19-2014 |
20140075416 | GRAPHICAL CONVERSION BETWEEN TEST PROGRAM LANGUAGES - A parser may be graphically modified without needing to directly alter the parser software and may be graphically modified to adjust for extensibility of the source test program language. The parser may be graphically modify to adjust for extensibility of the destination test program language and to translate a new text based test program language not inherently built into the parser. | 03-13-2014 |
20140067341 | Method and Apparatus for Target Range Determination - A system, method and computer program product provides for estimating the range of a target. An acquisition window of an imaging device is adjusted to fit a target at an unknown range in response to a user input. An angle subtended by the largest dimension of the target viewed from the acquisition window is determined. The range of the target is estimated from a largest dimension of the target and the angle subtended by the largest dimension of the target. The device may be a man-portable aircraft survivability equipment (ASE) system trainer (MAST), or any simulator simulating a man-portable air defense system (MANPADS). | 03-06-2014 |
20140000471 | BALLISTIC SEALING, COMPONENT RETENTION, AND PROJECTILE LAUNCH CONTROL FOR AN AMMUNITION CARTRIDGE ASSEMBLY | 01-02-2014 |
20130009822 | METHOD AND APPARATUS FOR IMPLEMENTING HIGH FIDELITY DOPPLER PHASE AND TIME EFFECTS IN ADVANCED EW STIMULUS SYSTEMS - A high fidelity simulation of Doppler that may exactly replicate the phenomenology of the physical world. Compute the linear (Line of sight) kinematics (Slant Range, Radial Velocity, and Radial Acceleration) for each of a multiplicity of emitter-receiver pairs in accordance with exact 3D vector mathematics. Smoothly interpolate the linear kinematic parameters to produce accurate instantaneous values of these parameters at sample rates sufficient to produce negligible error effects in the presence of realistic aircraft maneuvers. Calculate the Doppler frequency, in accordance with well known physics, from the emitter carrier wavelength and a high sample rate. Calculate the Doppler effect as a differential phase (Doppler frequency×sample time) and apply the effect as incremental phase shifts to the carrier signal. | 01-10-2013 |
20120210858 | FUZE INTERNAL OSCILLATOR CALIBRATION SYSTEM, METHOD, AND APPARATUS - A system, apparatus, and method for detonating a projectile which includes receiving data by a microprocessor located in the projectile from an external ballistic computer. Calibrating a low frequency oscillator located in the projectile using an internal precision reference oscillator also located in the projectile that can withstand launch accelerations of tens of thousands of g's. Powering off the reference oscillator when calibration is complete to save energy and transmitting a detonation signal from the microprocessor to a detonation circuit located in the projectile. | 08-23-2012 |
20120055369 | Passenger Rail Car Sliding Door with High Platform Threshold - An improved door assembly has a single movable door and may have a separate movable high platform threshold. The door assembly is formed of an upper door section and a lower door section which is fixed to the upper door section. A support member may be integral with or slidably engaged with the door assembly, disposed as an angle iron fixed to the door assembly, or disposed on the side of a stairwell of a rail passenger car. | 03-08-2012 |
20120014486 | PRECISION METHOD FOR ALIGNING RADIO FREQUENCY PULSE TIMING CHARACTERISTICS - A system and method for correlating first pulsed signals with second pulsed signals includes a first receiving unit, a second receiving unit and a correlation device. The first receiving unit is disposed to receive from a first device one or more first pulsed signals. The first device may include a plurality of pulsed radio frequency source under test signal sources. The second receiving unit is disposed to receive from a second device one or more second pulsed signals. The second device may include a local oscillator pulsed signal source. The correlation device can correlate the first pulsed signals with the second pulsed signals to align a timing characteristic of the first pulsed signals to the equivalent timing characteristic of the second pulsed signals. | 01-19-2012 |
20110303789 | MOBILE AIRCRAFT RECOVERY SYSTEM - An apparatus for the recovery of an aircraft includes a capture device and first and second pole pairs. The first pole pair includes first top and bottom poles respectively placed near first top and bottom portions of the capture device. The first pole pair is configured to move from a first position, in which the pole pair holds the capture device in an open position to capture the aircraft, to a second position, in which the pole pair holds the capture device in a closed position to contain the captured aircraft after impact of the aircraft on the capture device. The second pole pair includes second top and bottom poles respectively placed near second top and bottom portions of the capture device. The second pole pair is also configured to move from the first position to the second position. Further, energy elements are coupled on one end to a respective top or bottom portion of the capture device and on another end to a respective top or bottom pole. The energy elements are disposed to absorb the force of the impact of the aircraft. | 12-15-2011 |
20110169943 | Utilizing Polarization Differencing Method For Detect, Sense And Avoid Systems - A system, method and computer program product provides for avoiding collision between a vehicle and a target object. Pluralities of images from the target object are sensed. Pluralities of polarized images are generated from the sensed images. One or more composite images are calculated from the two or more polarized images by performing an algebraic manipulation between the two or more polarized images. The target object is tracked based on composite images. A set of evasive maneuver instructions are established for the respective hazard associated with the target object. | 07-14-2011 |
20100324863 | METHOD AND SYSTEM FOR CORRELATING WEAPON FIRING EVENTS WITH SCORING EVENTS - An exemplary embodiment, the present invention sets forth a method for correlating at least one weapon firing event to at least one scoring event. The method comprising: receiving information relating to a first scoring event; receiving information relating to a first weapon firing event; calculating an angle between a reference line, extending from location of the first weapon event to the location of the first scoring event, and the reference direction at the first computing device; comparing the time of the first scoring event to the time of the weapon firing event at the first computing device; comparing the angle of incidence for the projectile to the calculated angle at the first computing device; and identifying whether the weapon firing event and the scoring event are an unambiguous, one-to-one pairings at the first computing device. | 12-23-2010 |
20100324859 | APPARATUS, SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR REGISTERING THE TIME AND LOCATION OF WEAPON FIRINGS - An exemplary embodiment of the present invention sets forth an apparatus for registering time and location of a weapon firing of a weapon. The apparatus includes a microcontroller, a pressure sensor located in proximately to the weapon and adapted to determine pressure data based on air pressure in proximity to the weapon and provide the pressure data to a microcontroller, an accelerometer located in proximity to the weapon and adapted to determine acceleration data based on movement of the weapon and provide the acceleration data to the microcontroller; a time device adapted to keep time and provide the time to the microcontroller; a location sensor located in proximity to the weapon and adapted to determine a location of the weapon and provide the location of the weapon to the microcontroller; and a memory coupled to the microcontroller. | 12-23-2010 |
20100320691 | APPARATUS, SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR DETECTING PROJECTILES - An exemplary embodiment of the present invention sets forth an apparatus for registering a scoring event. The apparatus includes a target having a surface; a sensor, positioned in proximity to the target, adapted to detect the occurrence of a scoring event caused by the presence of a projectile in the scoring area and to determine a trajectory of the projectile; a time tracking device adapted to keep track of time of the scoring event; a location sensing device adapted to identify a location of the apparatus; a true north detection device adapted to detect the direction of true north with respect to the surface of the target; and a controller, coupled to the sensor and the true north detection device. | 12-23-2010 |
20100277588 | METHOD APPARATUS SYSTEM AND COMPUTER PROGRAM PRODUCT FOR AUTOMATED COLLECTION AND CORRELATION FOR TACTICAL INFORMATION - A method, and corresponding system, apparatus, and computer program product for automated collection and correlation for tactical information includes identifying an entity in imagery based on a field of view of the imagery using a processor, creating a relationship between the imagery and the entity, and storing the relationship in a database. | 11-04-2010 |
20100263444 | SENSOR SHIELD RETENTION DEVICE AND SYSTEM - A system and device that provides for the retention of a sensor shield for a sensor such as a microphone, hydrometer, chemical sensor, or other detector. This invention provides for the quick attachment and release of a reduced visibility and reduced bulk shield retention assembly. In a battlefield environment, a smaller profile sensor shield presents less visibility as a prospective target of interest to enemy forces. Also, the sensor shield may be readily replaced without the use of any tools. The snap-lock feature provides a positive means for holding, for example, a windscreen in its respective position, requiring reasonable, but yet not objectionable force to install and remove the windscreen from the sensor's mounting shaft. Furthermore, the snap-lock feature, when engaged, may provide positive location of the sensor shield's sweet spot by maintaining a slight air space between the sensor shield and the sensor, and thereby precluding direct physical contact. | 10-21-2010 |
20100194376 | METHOD FOR IMPLEMENTING CONTINUOUS RADIO FREQUENCY (RF) ALIGNMENT IN ADVANCED ELECTRONIC WARFARE (EW) SIGNAL STIMULATION SYSTEMS - A method for characterizing the effect of each step attenuator state, on phase and amplitude, which may include in an exemplary embodiment: activating each step attenuator state as the sole contributor to attenuation, and measuring at least one of a step attenuator amplitude contribution (SAAC) and/or a step attenuator phase contribution (SAPC). | 08-05-2010 |
20100163681 | System And Method For A Fuel Bladder Assembly With Spiral Tubing - Systems and methods provide for a flexible fuel bladder assembly disposed to store fuel and supply the fuel to a vehicle. The flexible fuel bladder assembly may include: a fuel bladder including a fuel-resistant film disposed to store the fuel and supply the fuel therefrom at a manifold assembly connected thereto; and a spiral tubing disposed within the fuel bladder and disposed to prevent collapsing of any two or more sides of the fuel bladder upon each other and permit a substantial portion of the fuel to be supplied from the fuel bladder to the manifold assembly in an uninterrupted fashion until the substantial portion of fuel is removed from the fuel bladder. The flexible fuel bladder may be used in an unmanned aerial vehicle (UAV), which may be any one of: an organic air vehicle (OAV), a micro air vehicle (MAV), an unmanned ground vehicle (UGV) or an unmanned combat air vehicle (UCAV). | 07-01-2010 |
20100163680 | System and Method For a Fuel Bladder Assembly With Internal Netting - Systems and methods provide for a flexible fuel bladder assembly disposed to store fuel and supply the fuel to a vehicle. The flexible fuel bladder assembly may include: a fuel bladder including a fuel-resistant film disposed to store the fuel and supply the fuel therefrom at a manifold assembly connected thereto; and a netting disposed within the fuel bladder and disposed to prevent collapsing of any two or more sides of the fuel bladder upon each other and permit a substantial portion of the fuel to be supplied from the fuel bladder to the manifold assembly in an uninterrupted fashion until the substantial portion of fuel is removed from the fuel bladder. The flexible fuel bladder may be used in an unmanned aerial vehicle (UAV), which may be any one of: an organic air vehicle (OAV), a micro air vehicle (MAV), an unmanned ground vehicle (UGV) or an unmanned combat air vehicle (UCAV). | 07-01-2010 |
20100136938 | METHOD FOR IMPLEMENTING CONTINUOUS RADIO FREQUENCY (RF) ALIGNMENT IN ADVANCED ELECTRONIC WARFARE (EW) SIGNAL STIMULATION SYSTEMS - A method for using a “B” channel of a dual channel measurement receiver as a transfer standard for power measurement, which may include in an exemplary embodiment: correlating measurements made with an “A” channel to measurements made with an RF Power Meter on one RF signal source, so that readings from the “A” channel are aligned to the RF Power Meter; aligning the “B” Channel to the “A” Channel (Transfer alignment of Channel B to the RF Power Meter), once the “A” channel has been aligned to read the same as the RF Power Meter; and using the “B” Channel as a transfer standard to measure all remaining RF signal sources in the system, on a time-line much faster than may be accomplished using a power meter. | 06-03-2010 |
20100127131 | System and Method For a Fuel Bladder Assembly With Embossed Film - Systems and methods provide for a flexible fuel bladder assembly disposed to store fuel and supply the fuel to a vehicle. The flexible fuel bladder assembly may include: a fuel bladder including a fuel-resistant film disposed to store the fuel and supply the fuel therefrom at a manifold assembly connected thereto. The fuel bladder may include an embossed pattern disposed to prevent a vacuum being formed by the collapsing of any two or more sides of the fuel bladder upon each other and permit a substantial portion of the fuel to be supplied from the fuel bladder to the manifold assembly in an uninterrupted fashion until the substantial portion of fuel is removed from the fuel bladder. The flexible fuel bladder may be used in an unmanned aerial vehicle (UAV), which may be any one of: an organic air vehicle (OAV), a micro air vehicle (MAV), an unmanned ground vehicle (UGV) or an unmanned combat air vehicle (UCAV). | 05-27-2010 |
20100096496 | SLIDING FRAME AIRCRAFT LAUNCHER AND RELATED METHOD - An aircraft launcher includes a base frame, a first sliding frame that slides with respect to the base frame, a second sliding frame that slides with respect to the first sliding frame, an aircraft support located on the second sliding frame, and a drive apparatus adapted to slide at least one of the first sliding frame and the second sliding frame with respect to the base frame. | 04-22-2010 |
20100011981 | SHOCK TUBE - A shock tube apparatus may include a plenum to hold a volume of gas. The plenum may include a hollow chamber having a first end and a second end located opposite one another along a longitudinal axis, the first end of the chamber defining a shock egress opening. A valve assembly may be positioned at the first end of the chamber to seal the shock egress opening. A piston may be positioned within a recess located at the second end of the chamber. The piston may separate a first volume located between the piston and the first end of the chamber from a smaller second volume located between the piston and the second end of the chamber. A tension supporting rod may connect the valve assembly to the piston. A release valve may be in fluid connection with the second volume and a switch may be operable to open the release valve to release gas from the second volume and trigger opening of the valve assembly to generate a shock wave through the shock egress opening. | 01-21-2010 |
20090292467 | SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT FOR RANGING BASED ON PIXEL SHIFT AND VELOCITY INPUT - A system, method and computer program product provides for determining a location of an external object sensed by a mobile object on a display of the mobile object. The method may include determining a first position of the external object on the display, the first position being sensed by the mobile object at a first position of the mobile object. It may also include determining a second position of the external object on the display, the second position being sensed by the mobile object at a second position of the mobile object. Next, the method may include determining the location of the external object based upon said determining of the first position and said determining of the second position. The first position of the external object and the second position of the external object may be respectively sensed by a sensor system of the mobile object, where the display comprises a graphical user interface (GUI). Any portion of the external object may be mapped to one or more pixels, with each pixel providing a unique location. | 11-26-2009 |
20090290019 | SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT FOR INTEGRATION OF SENSOR AND WEAPON SYSTEMS WITH A GRAPHICAL USER INTERFACE - A system, method and computer program product provides for integrating a sensor system data and a weapon system data with a graphical user interface (GUI) is provided. An area surrounding the mobile object on the GUI system is displayed. The respective locations of one or more sensed objects sensed by the sensor system in the area may be determined in response to a user selected sensor system input. The one or more sensed objects on the GUI system may be displayed. The weapon system may be targeted upon the one or more sensed objects in response to a user selected weapon system input. | 11-26-2009 |
20090237295 | Method for implementing continuous radio frequency (RF) alignment in advanced electronic warfare (EW) signal stimulation systems - A method of providing an integrated approach to automated system alignment is set forth, which may include in an exemplary embodiment: providing amplifier compression alignment, (which may include characterizing and/or compensating for a parasitic effect); providing continuous internal alignment of phase and amplitude of a synthetic stimulus instrument (SSI) output signal; providing external measurement port alignment; and providing transfer alignment of internal measurement paths. According to another exemplary embodiment, a receiver apparatus may include: a dual-channel coherent measurement receiver which may include at least one internal channel operative to measure time-division-multiplexed (TDM) feedback signals from each signal source of a synthetic stimulus instrument (SSI); and at least one external channel operative to make direct measurement at an external alignment port output. | 09-24-2009 |
20090200429 | Fuel pickup with wicking material - A fuel pickup includes a fuel pickup tube having a plurality of holes for receiving fuel from inside a fuel container; and a wicking material enveloping at least one of the plurality of holes. Aircraft fuel systems including a fuel pickup comprising a wicking material are also disclosed. | 08-13-2009 |
20080206718 | Apparatus, method and computer program product for weapon flyout modeling and target damage assessment - A weapon flyout simulation method, system, and computer program product, includes modeling a target as a plurality of ellipsoidal zones corresponding to a plurality of zones on the target, and performing hit/miss assessment on the target by determining if said trajectory of the weapon interferes with at least one of said plurality of ellipsoids. | 08-28-2008 |