ISRAEL AEROSPACE INDUSTRIES LTD. Patent applications |
Patent application number | Title | Published |
20150378010 | System And Method For Testing Frequency Synthesizer - A method of testing a frequency synthesizer over a predetermined frequency range using a delay unit complying with a spectral delay distribution model modeling a spectral delay distribution of the delay unit over the predetermined frequency range. The method comprises generating at least one test signal with the frequency synthesizer according to at least one test command; passing the at least one test signal through the delay unit so as to obtain at least one delayed test signal; measuring at least one shift of a signal attribute between the delayed test signal and the test signal; estimating an accuracy of the frequency synthesizer by comparing the at least one measured shift with an expected shift, the expected shift being derived from the spectral delay distribution model of the delay unit and from the at least one test command. | 12-31-2015 |
20150136911 | DEVICES, SYSTEMS AND METHODS FOR REFUELING AIR VEHICLES - A variety of refueling devices, systems and methods are disclosed for use in in-flight refueling. In one example one such device is towed by a tanker aircraft via a fuel hose at least during in-flight refueling, and has a boom member with a boom axis. The boom member enables fuel to be transferred from the fuel hose to a receiver aircraft along the boom axis during in-flight refueling. The device maintains a desired non-zero angular disposition between the boom axis and a forward direction at least when the refueling device is towed by the tanker aircraft in the forward direction via the fuel hose. | 05-21-2015 |
20150051783 | PLANNING AND MONITORING OF AUTONOMOUS-MISSION - The presently disclosed subject matter includes a method and system of planning autonomous mission, the mission being executed by one or more autonomous agents. A generic mission template is obtained, the generic mission template being constructed from a plurality of mission-objects and defines logical connections between the plurality of mission-objects, wherein each mission-object is configured to logically represent a respective type of mission-element; one or more mission-object in the generic mission template are associated with a respective real world mission-element, thereby generating a specific mission plan; with the help of a processor an agent-specific mission plan is generated for the one or more agents, based on the generic mission template and the specific mission plan, wherein an agent specific mission plan comprises tasks assigned to a respective designated agent and is compatible with the technical requirement of the respective designated agent. | 02-19-2015 |
20140202322 | MOUNTING SET, SYSTEM AND METHOD - A mounting set for use in mounting an external stores to a mounting station of an aerospace vehicle includes a mounting bracket arrangement and a strap arrangement. The bracket arrangement is configured for selective reversible engagement with respect to the mounting station and for cooperating with the strap arrangement. The strap arrangement is configured for securing the bracket arrangement to the stores in load bearing abutment therewith to enable transfer of loads between the stores and the mounting station via said bracket arrangement, in operation of said mounting set. A mounting system is also provided for mounting an external stores to an aerospace vehicle having two or more mounting stations, including a mounting set for each mounting station. Mounting methods are also provided. | 07-24-2014 |
20140177936 | SYSTEM AND METHOD FOR INSPECTING STRUCTURES FORMED OF COMPOSITE MATERIALS DURING THE FABRICATION THEREOF - A method for inspecting structures formed of composite materials during the fabrication thereof including imaging multiple individual plies of a structure, whereby the locations and orientations of edge joints between adjacent courses of each ply are recorded, ascertaining mutual offsets in the locations of mutually parallel ones of the edge joints in the multiple individual plies and providing an output indication when at least one mutual offset of the edge joints is less than a predetermined minimum offset. | 06-26-2014 |
20140110337 | SYSTEM AND METHOD OF DESALINATION OF WATER - A water desalination system including at least one reverse osmosis desalination unit, including at least one reverse osmosis membrane and having a saline water inlet at a feed side of the at least one reverse osmosis membrane and a permeate outlet at a permeate side of the at least one reverse osmosis membrane, and an intermittent cleaning control subsystem operative to provide intermittent cleaning of the at least one reverse osmosis membrane by at least one of narrowing or closing the permeate outlet, thereby causing an increase of pressure of the permeate at the permeate side of the at least one reverse osmosis and reducing the feed pressure, without significantly increasing the permeate pressure, thereby causing permeate to flow from the permeate side to the feed side of a membrane and flushing foulants to a location outside of the desalination unit. | 04-24-2014 |
20140061129 | SYSTEM AND METHOD OF DESALINATION OF WATER - A water desalination system including at least one reverse osmosis desalination unit, including at least one reverse osmosis membrane and having a saline water inlet at a feed side of the at least one reverse osmosis membrane and a permeate outlet at a permeate side of the at least one reverse osmosis membrane, and an intermittent cleaning control subsystem operative to provide intermittent cleaning of the at least one reverse osmosis membrane by at least one of narrowing or closing the permeate outlet, thereby causing an increase of pressure of the permeate at the permeate side of the at least one reverse osmosis and reducing the feed pressure, without significantly increasing the permeate pressure, thereby causing permeate to flow from the permeate side to the feed side of a membrane and flushing foulants to a location outside of the desalination unit. | 03-06-2014 |
20130333971 | TOWBARLESS AIRPLANE TUG - A towbarless airplane tug comprising: a chassis mounted on a plurality of tug wheels, at least some of said plurality of tug wheels being steerable tug wheels; an airplane wheel support assembly, mounted on said chassis, for supporting rotatable wheels of a nose landing gear of an airplane; at least one tug wheel driver operative to drive said plurality of tug wheels in rotation to provide displacement of said chassis; and at least one tug controller operative to control speed of said tug, said at least one tug controller employing at least one feedback loop utilizing a mapping of speed limits along a travel path traversed by said tug and said airplane at said airport as well as an indication of the instantaneous location of said tug and said airplane along a travel path. | 12-19-2013 |
20130325785 | COMPUTERIZED SYSTEM FOR MONITORING AND CONTROLLING PHYSICAL DATA-PRODUCING APPARATUS - A computerized system for monitoring physical data for anomalies, which physical data are predictable given predetermined information, the system comprising a predetermined information data point generator operative to compute a sequence of model data points which the physical data, given predetermined information, can be expected to duplicate at each of a corresponding sequence of temporal sampling points; a wayward point monitor including a processor operative for monitoring the physical data including identifying wayward points within said physical data that are incongruous with the predetermined information; and an anomalous episode-prompted alarm generator operative for identifying anomalous episodes, each including a cluster of wayward points satisfying predefined anomalous episode-defining criteria and generating an alarm for each anomalous episode identified. | 12-05-2013 |
20130255527 | PROJECTILE - A projectile ( | 10-03-2013 |
20130238280 | SYSTEM AND METHOD FOR NORTH FINDING - A payload including a gimbal assembly and gyro assembly that includes a gyro assembly control associated with the gyro assembly and operable to trigger the gyro assembly to obtain deviation measurements and process the measurements in a first dynamic range for stabilizing the payload utilizing the gimbal assembly. The gyro assembly control is operable to trigger the gyro assembly to obtain instantaneous measurements and process the measurements in a second dynamic range having different sensitivity than the first dynamic range, for finding deviation of the payload from the magnetic north of the earth. | 09-12-2013 |
20130238214 | TOWBARLESS AIRPLANE TUG - In an embodiment, a towbarless airplane tug configured for receiving a landing gear of an airplane and towing the airplane thereby at an actual speed is disclosed. The towbarless airplane tug includes a chassis configured for receiving thereon at least a portion of the landing gear, and a propulsion arrangement configured to move the towbarless airplane tug in a direction along a trajectory. The towbarless airplane tug further includes a controller configured to compare between the actual speed of the towbarless airplane tug, when towing the airplane, and a predetermined desired speed thereof, and to direct the propulsion arrangement to maintain the actual speed of the towbarless airplane tug if: the actual speed is lower than the desired speed, and the actual speed was maintained within a predefined speed range during a predefined period that preceded the comparing. | 09-12-2013 |
20130233976 | WING AND DEVICES THEREFOR - A device and a related method are disclosed for selectively providing a modified aerodynamic flow over a wing under aerodynamic flight conditions with respect to a respective datum aerodynamic flow over an external wing surface of the wing in the absence of the device under similar aerodynamic flight conditions. The device includes a body configured to be movably mounted to the wing for selective displacement between at least two different positions with respect to the external wing surface and having an external body surface. The device includes a motion inducing arrangement coupled to the body and configured for providing the selective displacement. In each position, the body is in a respective superposed relationship with a respective wing surface portion of the wing external surface and the modified aerodynamic flow includes airflow over the external body surface. A wing and an air vehicle including the device are also disclosed. | 09-12-2013 |
20130193315 | LINE OF SIGHT STABILIZATION SYSTEM - An optical system ( | 08-01-2013 |
20130192074 | SYSTEM AND METHOD FOR MEASUREMENT OF ANGULAR ORIENTATION OF AEROSPACE PLATFORMS - A method and system are presented for use in determination of the orientation of an aerospace platform with respect to a first rotation axis. A direction of a rotation rate vector of said aerospace platform within a lateral plane intersecting with said first rotation axis is measured and the measured data is analyzed to determine an orientation angle of said aerospace platform about said first rotation axis. While the aerospace platform is in a predetermined-dynamic state movement, a certain direction is determined by measuring a direction of the rotation rate of the aerospace platform within said lateral plane by a sensor assembly mounted on said platform and including at least one rotation rate sensor. An orientation of the platform with respect to said first axis is determined by determining a relation between said certain direction and said known direction within said external reference frame. | 08-01-2013 |
20130168498 | SYSTEMS AND METHODS FOR AIR VEHICLES - A method for controlling in-flight refueling of a receiver aircraft having a fuel receptacle, comprising: automatically steering a refueling device to an engagement enabling position, including: repeatedly determining a spatial disposition of the refueling device with respect to the receiver aircraft, the refueling device being capable of engaging and refueling the receiver aircraft via a boom member, when the device arrives to the engagement enabling position at which the boom member is in a predetermined spaced and spatial relationship with respect to the fuel receptacle of the receiver aircraft; repeatedly calculating steering commands based at least on the repeatedly determined spatial dispositions and characteristics of a spatial control system of the refueling device; sending the steering commands to the spatial control system; whereby at the engagement enabling position, the boom member of the refueling device is capable of engaging with the fuel receptacle to enable refueling of the receiver aircraft. | 07-04-2013 |
20130168497 | SYSTEMS AND METHODS FOR AIR VEHICLES - A refueling device for use in in-flight refueling operation between a tanker aircraft and a receiver aircraft includes a selectively steerable body and a controller. The selectively steerable body configured for being towed by a tanker aircraft via a fuel hose at least during in-flight refueling, and includes a boom member having a boom axis and configured to enable fuel to be transferred from the fuel hose to a receiver aircraft along the boom axis during the in-flight refueling operation. The controller is configured for selectively steering the body to an engagement enabling position spaced with respect to the receiver aircraft and for aligning the boom axis in an engagement enabling orientation at the spaced position, and for subsequently moving the boom member along the boom axis towards the receiver aircraft for enabling fuel communication therebetween. | 07-04-2013 |
20130110336 | CONTROLLER FOR A DRIVE SYSTEM | 05-02-2013 |
20130108235 | SYSTEM AND METHOD FOR TRACKING MOVING OBJECTS | 05-02-2013 |
20130108111 | SYSTEM AND METHOD FOR TRACKING MOVING OBJECTS | 05-02-2013 |
20130081890 | VEHICLE FOR TOWING AN AIRPLANE - A vehicle for towing an airplane by receiving thereupon a nose landing gear of the airplane having an airplane longitudinal axis. The vehicle having a vehicle longitudinal axis and is configured to tow the airplane along a straight or curved path and comprises a controller for directing its operation, including maintaining the vehicle's in-phase position in which the vehicle longitudinal axis is parallel to the airplane longitudinal axis. | 04-04-2013 |
20130020432 | SYSTEM AND METHOD FOR AN AIR VEHICLE - A method for providing a controllable side force to an air vehicle having a vertical stabilizer arrangement includes (a) selectively causing the vertical stabilizer arrangement to generate a first side force in a first side direction to provide the controllable side force, the first side force inducing a corresponding first yaw moment in a first yaw direction; and (b) selectively providing to the air vehicle a second yaw moment in a second yaw direction, the second yaw moment being induced by a force component of an auxiliary force applied to the air vehicle, the force component being in a force direction that is non-parallel with respect to the first side direction and the force component being spaced from a center of gravity of the air vehicle; wherein the second yaw direction is opposed to the first yaw direction. Also disclosed is a corresponding auxiliary yaw generating system. | 01-24-2013 |
20130011605 | MANUFACTURE OF ARTICLES FORMED OF COMPOSITE MATERIALS - A method of manufacture of articles formed of composite materials including providing a plurality of elements, each of which is formed of a plurality of layers of composite material prepregs, assembling the plurality of elements in a desired mutual arrangement and applying heat and pressure to the plurality of elements following the assembling, thereby at least generally simultaneously to join the elements together and to cure at least some of the layers of composite materials. | 01-10-2013 |
20130006484 | SYSTEM AND METHOD OF AUTONOMOUS OPERATION OF MULTI-TASKING EARTH MOVING MACHINERY - According to certain aspects of the invention there is provided a method and system for autonomous operation of an earth moving machine (EMM), configured for shoving matter, the EMM comprising at least one implement. Based on at least the mission objective and the mapping data of the mission area, the mission area is divided into segments, each segment being associated with a disposal point. An implement trajectory is calculated in respect of each of the segments such that matter is accumulated by the at least one implement along the segment as the EMM progresses and the accumulated matter is disposed upon arrival at the disposal point, without exhausting the EMM shoving capabilities. | 01-03-2013 |
20130001366 | LANDING SYSTEM - A system for landing a VTOL aircraft on a landing platform, comprises a) a net, positioned in a plane substantially parallel to the plane of the landing platform; b) proximity sensors suitable to provide data indicative of the distance and orientation of the aircraft from said net; c) sensors suitable to gauge environmental conditions relevant to the landing of the aircraft; and d) control apparatus to control the speed at which the aircraft approaches said net. | 01-03-2013 |
20130000539 | IMPROVED LANDING SYSTEM - A portable aircraft landing system comprises an inflatable mat provided with gas outlets, in cooperation with inflation apparatus. | 01-03-2013 |
20120314900 | OBJECT TRACKING - The disclosure describes examples of systems, methods, program storage devices, and computer program products for tracking an object, where a reference image of the tracked object is outputted to an operator. | 12-13-2012 |
20120310482 | PLANE TRACTOR - The invention relates to a plane tractor ( | 12-06-2012 |
20120293355 | SYSTEM AND METHOD FOR DETECTING CONCEALED EXPLOSIVES AND WEAPONS - A method for detecting hidden explosives or weapons, including transmitting a signal in different polarization channels towards an object, the next stage includes collecting back scattered energy in different polarization channels from the object, the next stage includes determining parameters that are dependent upon the transmitted signal polarization channels and the backscattered energy polarization channels, and providing an indication if there are hidden explosives or weapons in the object based on the parameters. | 11-22-2012 |
20120292450 | METHOD FOR PERFORMING EXO-ATMOSPHERIC MISSILE'S INTERCEPTION TRIAL - An inflatable dummy target fittable into a carrier missile capable of being released from the carrier missile during exo-atmospheric flight; upon release, the dummy target or portion thereof is capable of being inflated and manifest characteristics that resemble GTG missile characteristics, wherein the GTG missile characteristics include IR signature, RF signature and GTG missile | 11-22-2012 |
20120290125 | METHOD OF TRANSFERRING CONTAINERS AND STORAGE SYSTEM FOR CONTAINERS - A method of transferring a plurality of containers to storage is provided, the method comprises providing at least one multi-level structure ( | 11-15-2012 |
20120222611 | SYSTEM, A METHOD AND A COMPUTER PROGRAM PRODUCT FOR REDUCING DAMAGE BY BIRDS TO AN AIRPLANE - A system for reducing damage by birds to an airplane, the system including: (a) a detector mounted on the airplane, operable to detect a bird in a vicinity of the airplane and to generate detection information indicative of motion of the bird; (h) a processor, connected to the detector, configured to analyze the detection information and to selectively trigger activation of a jetting system that is mounted on the airplane in response to a result of the analysis; and (c) the jetting system, operable to jet a high pressure jet onto a bird. | 09-06-2012 |
20120222545 | SYSTEM, A METHOD AND A COMPUTER PROGRAM PRODUCT FOR REDUCING DAMAGE BY MISSILES - Provided is a system for reducing damage by missiles to a vehicle, the system including: (a) a detector operable to detect a missile and to generate detection information indicative of a motion of the missile; (b) a processor, configured to analyze the detection information and to selectively trigger activation of a jetting system that is mounted on the vehicle in response to a result of the analysis; and (c) the jetting system, operable to jet a high pressure jet onto the missile. | 09-06-2012 |
20120210853 | UAV SYSTEM AND METHOD - A system is provided for guarding a perimeter, including a control center, a launch system, a controller and a communication system. The control center is configured for generating a control signal responsive to receiving infiltration information of an actual or suspected infiltration at a target zone associated with the perimeter by one or more infiltration agents. The launch system is configured for deploying one or more ready-to-launch UAV's to the target zone responsive to receiving the control signal from the control center. The controller is configured for operating the launched UAV(s) to home onto at least one such infiltration agent. The controller is also configured for identifying the nature of the infiltration agent or the nature of infiltration; and/or for tracking the infiltration agent via the UAV(s). The communication system is configured for providing data corresponding to the nature of the infiltration agent or the nature of infiltration, and/or for providing location data corresponding to the location of the infiltration agent being tracked by the UAV's to enable neutralization thereof. A corresponding method for guarding a perimeter is also provided. | 08-23-2012 |
20120119018 | SYSTEM AND METHOD FOR TRANSFERRING AIRPLANES - An unmanned airplane transfer system, comprising: a transfer module adapted to transfer an airplane; a landing gear holder, adapted to firmly grip a landing gear of the airplane; wherein the landing gear holder is pivotally coupled to a structural element of the unmanned transfer system; and a controller, coupled to the transfer module, adapted to control the transfer module in response to a steering induced movement of the landing gear holder. | 05-17-2012 |
20120091257 | AIR VEHICLE - In embodiments, a system and method for providing propulsion and control to an air vehicle, and for operating the vehicle, include at least three propulsion units that provide vertical thrust for vectored thrust flight, in which at least one or two of the propulsion units also provide thrust for vectored thrust cruising or aerodynamic flight by suitably tilting the respective propulsion units for changing the thrust vector thereof. At the same time, the three or more propulsion units are operated to generate controlling moments to the air vehicle about three orthogonal axes, pitch, roll and yaw, during vectored thrust flight (hover, cruising, etc.) or during aerodynamic flight for controlling the vehicle. | 04-19-2012 |
20120068000 | INTERCEPTION SYSTEM THAT EMPLOYS MINIATURE KILL VEHICLES - There is provided an interception system that employs miniature kill vehicles. According to certain embodiments of the invention, a small kill-vehicle (KV) accommodated within an interceptor missile together with additional at least one KV, each KV is equipped with an image acquisition sensor operable in the visible or near IR range, and adapted to be launched from the interceptor missile during exo-atmospheric flight and utilizing said sensor for tracking and homing at least one Re-entry Vehicle (RV) of a Ballistic Missile (BM). | 03-22-2012 |
20120061521 | SYSTEM AND METHOD FOR TRANSFERRING AIRPLANES - An airplane transfer system for transferring an airplane comprising an airplane control component. The system comprises: a transfer module comprising at least one motor and adapted to transfer an airplane; and a controller coupled to the transfer module and configured to: i) receive a at least one transfer signal that is responsive to one or more commands provided via the airplane control component; and ii) control the transfer module in response to the transfer signal, wherein the commands are a priori capable of controlling the airplane or components thereof. | 03-15-2012 |
20120045029 | RELATIVE TIME MEASUREMENT SYSTEM WITH NANOSECOND LEVEL ACCURACY - A system for instantaneous and continuous nanosecond-level accuracy determination of a relative time offset between at least two non-collocated timing units, the system comprising at least two non-collocated timing units located at known positions, each timing unit comprising a frequency source and a collocated receiver, each frequency source being disciplined at a frequency domain using a time source to generate corrections of the relative frequency drift between the frequency source and the time source. | 02-23-2012 |
20120018572 | AIR VEHICLE AND METHOD FOR OPERATING AN AIR VEHICLE - An air vehicle is provided, including a body having a longitudinal axis, a wing arrangement rotatably mounted to the body with respect to the longitudinal axis, a direction control arrangement for controlling the direction of motion of the body, and an actuation mechanism operable for selectively and controllably rotating the wing arrangement with respect to the body through at least a desired first angular displacement about the longitudinal axis. Methods for operating air vehicles are also provided. | 01-26-2012 |
20110248123 | UNMANNED AERIAL VEHICLE HAVING AN IMPROVED AERODYNAMIC CONFIGURATION - The present invention relates to an unmanned air vehicle ( | 10-13-2011 |
20110240793 | APPARATUS AND METHOD FOR CONTROLLING A VEHICLE, AND VEHICLE CONTROLLED THEREBY - Apparatus and method are provided for controlling a vehicle in motion through a fluid medium. A manipulable flare assembly is mounted to a load bearing structure, the structure being configured for mounting to the vehicle. An actuating mechanism has a rotational member operably associated with the flare assembly, the actuating mechanism being configured for selectively providing relative rotation between the rotational member and the load bearing structure. The actuating mechanism is configured for manipulating the flare assembly responsive to selective relative rotation between the rotational member and the load bearing structure. A vehicle is also provided incorporating the apparatus. | 10-06-2011 |
20110226889 | DEFENSE SYSTEM - An exo-atmospheric intercepting method for intercepting in space multiple objects, including acquiring and tracking multiple inflated objects which fly towards a protected territory. The method further includes launching an interceptor missile accommodating a plurality of kill vehicles each hosting a plurality of punching objects and classifying the multiple objects into clusters. In respect of each cluster of objects, determining an ejection condition responsive to meeting of which a kill vehicle is ejected from the interceptor missile towards the cluster of objects and thereafter releasing from the kill vehicle a plurality of punching objects such that every inflated object in the cluster is likely, with a high degree of certainty, to be punched by one or more punching objects. | 09-22-2011 |
20110224845 | TOWBARLESS AIRPLANE TUG - A towbarless airplane tug configured for receiving a landing gear of an airplane and towing it thereby is provided. The tug comprises a chassis configured for receiving thereon at least a portion of the landing gear, a propulsion arrangement configured to move the tug in a direction along a trajectory, at least one force sensor configured to measure, directly or indirectly, a force exerted by the chassis on the landing gear in at least the direction due to a speed differential between the tug and the airplane, and a controller in communication with the force sensor and being configured to alter one or more parameters of movement of the tug such that the force exerted by the chassis on the landing gear is maintained below a predetermined value. The propulsion arrangement comprises a variable angle swash plate hydraulic pump coupled to a variable angle swash plate hydraulic motor and to a controllable bypass path valve, configured such that a hydraulic fluid circulates between the pump and the motor so as to activate the propulsion arrangement to increase at least one of the speed and the traction force of the tug when the bypass path is in a closed state, and at least most of the hydraulic fluid circulates across the motor via the bypass path valve so as to reduce at least one of a rotational speed and traction force of the tug when the bypass path is in a opened state. The controller alters the parameters by regulating at least the power available to the propulsion arrangement, the pump and motor swash-plates, and the state of the bypass path valve. | 09-15-2011 |
20110172850 | INFANTRY ROBOTIC PORTER SYSTEM AND METHODS USEFUL IN CONJUNCTION THEREWITH - A robotic system comprising a robotic platform; a follow-path functionality enabling the robotic platform to follow a leading soldier, at least selectably, without reliance on GPS; and a Human Machine Interface between the platform and a leading soldier. | 07-14-2011 |
20110168850 | AEROFOILS - A two element aerofoil, and wing element based thereon, is provided, including a primary aerofoil element including a leading edge of the aerofoil and a secondary aerofoil element including a trailing edge of the aerofoil. A gap is provided between the primary aerofoil element and the secondary aerofoil element. The primary aerofoil element has at least one of a profile, orientation and location with respect to a respective at least one of a profile, orientation and location of the secondary aerofoil element that is configured for minimizing or avoiding accretion of contaminant on the secondary aerofoil element when subjected to an airflow that includes the contaminant, at least at one design set of conditions. A method for designing a two element aerofoil is also provided. | 07-14-2011 |
20110164240 | SEA CLUTTER IDENTIFICATION WITH A LASER SENSOR FOR DETECTING A DISTANT SEABORNE TARGET - There is provided a system for detecting distant seaborne objects by an airborne vehicle, including a seeker head having an axis in the direction of flight, a sensor mounted on the seeker's head, the sensor being operative to transmit towards the sea surface a laser radiation beam of selected wavelength and to receive from the sea water surface radiation reflected from the sea water surface and from a seaborne object, and a computing unit for differentiating between the reflection received from the sea water surface and from the seaborne object. A method for detecting distant seaborne objects by an airborne vehicle is also provided. | 07-07-2011 |
20110163205 | AEROFOIL ACCESSORIES AND METHOD FOR MODIFYING THE GEOMETRY OF A WING ELEMENT - Aerofoil accessories are provided, configured for selective attachment to a wing element, the wing element having an outer facing aerofoil surface and being based on at least one datum aerofoil section. Each accessory provides a modified geometric profile to a datum profile of the at least one aerofoil section when attached to the wing element. The accessories are each configured for having a substantially fixed geometric profile with respect to the at least one datum aerofoil section at least whenever said wing element is airborne with the respective accessory attached to the wing element. The modified geometric profile is such as to provide said wing element with the accessory attached thereto with a desired change in performance relative to a datum performance provided by the wing element absent the accessory. A kit is also provided for enhancing performance of a wing element in off-design conditions. A method is also provided for enhancing performance of a wing element in adverse conditions. | 07-07-2011 |
20110040521 | SYSTEM AND METHOD FOR EVALUATING AN AREA - There are provided a method of evaluating an area located behind a structure and a system thereof. The system includes: at least one source of electro-magnetic radiation adapted to illuminate a structure portion and to illuminate a area portion via openings formed between elements of the structure while a relative movement is introduced between the structure and the system; multiple detectors adapted to detect electro-magnetic radiation returned from the structure portion and from the area portion; a computing unit adapted to: (i) generate, in response to the detected electro-magnetic radiation, a simplified representation the area portion; and (ii) evaluate the area portion in response to a relationship between the simplified representation of the area portion and a reference simplified representation of the area portion. | 02-17-2011 |
20110023746 | PROJECTILE LAUNCHING SYSTEM INCLUDING DEVICE FOR AT LEAST PARTLY ENCASING A PROJECTILE - Projectile assembly apparatus comprising a projectile and a projectile head-protecting element surrounding at least a portion of the projectile and operative to separate from the projectile only as the projectile is launched, the projectile head-protecting element including a separation prevention device operative to prevent said projectile head-protecting element from separating from said projectile until a launch-indicative event has occurred | 02-03-2011 |
20100310242 | IMAGING SYSTEM AND METHOD - An optical imaging system is provided for an airborne platform or the like, including an image acquisition unit having an optical axis and configured for providing images in a direction along said axis, the image acquisition unit being mounted to a pointing mechanism configured for selectively pointing said optical axis in a desired direction. The system also has an optical shield configured for shielding said image acquisition unit from receiving undesired electromagnetic radiation from at least one direction different from said desired direction. | 12-09-2010 |
20100301159 | Mounting set, system and method - A mounting set for use in mounting an external stores to a mounting station of an aerospace vehicle includes a mounting bracket arrangement and a strap arrangement. The bracket arrangement is configured for selective reversible engagement with respect to the mounting station and for cooperating with the strap arrangement. The strap arrangement is configured for securing the bracket arrangement to the stores in load bearing abutment therewith to enable transfer of loads between the stores and the mounting station via said bracket arrangement, in operation of said mounting set. A mounting system is also provided for mounting an external stores to an aerospace vehicle having two or more mounting stations, including a mounting set for each mounting station. Mounting methods are also provided. | 12-02-2010 |
20100140392 | TOWBARLESS AIRPLANE TUG - Disclosed a towbarless airplane tug and method of operating thereof. The tug comprises a chassis mounted on a plurality of tug wheels, at least some of said tug wheels being steerable tug wheels and at least some of said tug wheels being drivable tug wheels; an airplane wheel support turret assembly, rotatably mounted in connection with said chassis and operative to support at least one wheel of a nose landing gear of an airplane; at least one rotation sensor connected to said wheel support turret assembly and operative to sense rotation of said wheel support turret assembly relative to said chassis, said rotation resulting at least from steering control induced movement of the nose landing gear caused by pilot-controlled ground steering of said airplane, and to generate an output indicating a direction of said pilot-controlled ground steering of said airplane; at least one tug wheel driver unit operative to drive said drivable tug wheels; at least one tug wheel steering mechanism operative to steer said steerable tug wheels thereby providing steering of said chassis; and at least one tug controller operative to control operation of at least said tug wheel steering mechanism at least in response to said output of said rotation sensor, so as to cause steering said steerable tug wheels such that said chassis moves in the direction indicated in said output of said rotation sensor. | 06-10-2010 |
20100109936 | AIRCRAFT ANTI-COLLISION SYSTEM AND METHOD - A system and method for avoiding aircraft collisions wherein a ground based monitoring station serves as one port of a wireless LAN operating according to a wireless communications protocol compatible with the IEEE 802.16e standard and derivatives thereof. A mobile unit associated produces respective position-dependent signals of an authorized object that are conveyed to the ground based monitoring station and to respective mobile units associated with other mobile units via the wireless LAN. A collision prediction unit is responsive to the position-dependent signals and to static position data of the airport infrastructure for predicting collisions between mobile objects or between a mobile object and the infrastructure. A warning unit coupled to the collision prediction unit and responsive to a predicted collision involving one or more mobile objects conveys a respective warning to the one or more mobile objects for allowing evasive action. | 05-06-2010 |
20100096494 | SYSTEM AND METHOD FOR TRANSFERRING AIRPLANES - Disclosed a method of transferring airplanes and an unmanned airplane transfer system. The transfer system comprises a transfer module adapted to transfer an airplane by moving a landing gear of the airplane; and a controller being assembled with the transfer system, coupled to the transfer module, and adapted to i) receive a transfer signal; ii) to control the transfer module in response to the transfer signal; and iii) to coordinate transferring the airplane by the unmanned airplane transfer system and at least one second unmanned airplane transfer system. The method of transferring an airplane by a plurality of unmanned airplane transfer systems comprises receiving by at least one unmanned airplane transfer system among said plurality of transfer systems a transfer signal, and in response to the transfer signal, coordinating the transfer of the airplane by at least two unmanned airplane transfer systems among said plurality of transfer systems. | 04-22-2010 |
20100036544 | SYSTEM FOR DETECTING A SUSPECTED AREA - It is well known that tunnels in many cases have been proven as an efficient means to overcome counter trespassing means and enable hostile entities to infiltrate a boarder or other restricted area. There is provided a method and system for efficiently detecting and locating underground tunnels. | 02-11-2010 |
20100004860 | PEDESTRIAN NAVIGATION SYSTEM AND METHOD - An on-foot pedestrian navigation module useful for pedestrian navigation when operated with at least a control unit and another on-foot pedestrian navigation module, comprising (a) at least a first sensor unit and a second sensor unit, wherein each sensor unit including an up/down sensor adapted for sensing an ‘up’ condition and a ‘down’ condition associated with relative displacement of the module with respect to a surface, and a signal transmitter/receiver adapted, in response to an activation signal coming from a module controller, for generating a propagating signal (b) a module controller for controlling the operation of the module in response to a control signal coming from the control unit and (c) a communication unit for enabling said module to communicate with said at least the control unit and other module, thereby facilitating collecting motion data at the control unit and integrating the motion data with motion data coming from the other module, the motion data being indicative of a condition of each up/down sensor and receipt of the propagating signal by at least two sensor units of said other module, and wherein the motion data is useful for determining a momentary position of the pedestrian's foot during motion. | 01-07-2010 |
20100003652 | MISSION TRAINING CENTER INSTRUCTOR OPERATOR STATION APPARATUS AND METHODS USEFUL IN CONJUNCTION THEREWITH - Operation manager apparatus for a Mission Training Center system, the apparatus comprising a communication system operative to coordinate two or more participants corresponding to two or more engines; and a real time participant modification functionality operative to carry out at least one modification of at least one characteristic of at least one participant during an exercise, including informing at least one of the two or more participants via the communication system. | 01-07-2010 |
20090323047 | METHOD AND SYSTEM FOR DESIGNATING A TARGET AND GENERATING TARGET-RELATED ACTION - A system that includes a laser designator configured to continuously designate a target with a pulsed laser spot. The system includes a sensor and associated processing system configured to receive a reflection of the laser spot, convert the received energy to plurality of signals, processing the signals for detecting true reflected signals and process the true reflected signals for generating target related action. The sensor and associated processor are configured to detect the true signals notwithstanding an inherent low Signal/Noise ratio of below 4 of the received signals from due to low pulse power of the laser designator and distance to target. | 12-31-2009 |
20090058715 | METHODS AND SYSTEMS FOR GENERATING VIRTUAL RADAR TARGETS - A virtual radar target generator comprises a transceiver and a controller coupled to the transceiver, wherein the transceiver is adapted to receive a signal transmitted from a radar antenna, store signal information representative of the received signal within a digital radio frequency memory, and transmit an output signal representative of a virtual target such that at least a fraction of the output is received by the radar antenna, and wherein the controller is adapted to determine a timing of the transmission of the output signal in response to a virtual distance between the virtual target and the radar antenna, a required virtual target direction and direction information representative of a direction of the radar antenna. | 03-05-2009 |
20090009378 | 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 (electronic-warfare) action; obtaining position data corresponding to at least a position of a target associated with the EW action with respect to the radar system; and analyzing the radar information for comparing it with the position data, thereby allowing to determine at least one effect of the EW action on the radar information. | 01-08-2009 |
20090003306 | Dynamic time-slot allocation and QoS priority access in a mobile ad hoc network - Method and system for allocating a transmission time slot to a node in a dynamic transmission network wherein nodes may have different Media Access Priority Levels. In a present schedule, each node is allocated a transmission allocation having in each transmission-access cycle a number of transmission time slots that is a function of a respective Media Access Priority Level of the node and wherein there is a registration slot allocation of at least one slot in an aggregation of cycles of communications slots. At least two nodes actively renew their respective transmission allocations in a next schedule by transmitting in at least one of its transmission allocation slots in a present schedule. Any node of the plurality of nodes may apply to the at least two nodes for allocation of at least one transmission slot in the next schedule, by transmitting a request for transmission reservation during a registration slot to the at least two nodes who are actively renewing their transmission allocation; and at least one registration slot is allocated in the next schedule. | 01-01-2009 |
20080283674 | Low-drag swept wings - The invention relates to an aircraft, and a method for operating an aircraft, the aircraft having a longitudinally unstable configuration and swept wings, the swept wings being based on aerofoils having a leading edge and configured for preventing attachment line transition in conditions of laminar flow over the swept wing for at least a predetermined first range of lift coefficients at a second range of Reynolds numbers. The invention also relates to an aerofoil, and to a method for providing an aerofoil, the airfoil being configured for a thick-sectioned subsonic/transonic swept wing, having a curved leading edge, a trailing edge, a thickness dimension and a chord dimension, wherein the leading edge comprises a leading edge curvature associated with a leading edge radius that is configured for preventing attachment line transition in conditions of laminar flow over the swept wing. | 11-20-2008 |