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| Number | Title | Issue Date |
| 8165733 | Stall, buffeting, low speed and high attitude protection system A flight control system moves elevators according to a pilot command summed with an automatic command. The flight control system monitors a set of flight parameters to determine if the flight vehicle is operating inside a permitted envelope. The flight controls syst... | 04/24/2012 |
| 7987025 | Stores dependent angle of attack feedback A method for adjusting angle of attack feedback gain based characteristics and position of mounted stores, and a control system using the method. ... | 07/26/2011 |
| 7769502 | Survivability/attack planning system A system for suggesting a course of action for a vehicle engaged in a situation includes a portion for identifying condition data that corresponds to conditions sensed from the situation. The system also includes a portion for selecting parameters associated with th... | 08/03/2010 |
| 7702429 | Electric flight control system for aircraft elevators The invention relates to an electric flight control system for aircraft elevators. According to the invention, the flight control system can be controlled in terms of load factor or rate of pitch. The inventive system comprises built-in protections in relation to lo... | 04/20/2010 |
| 7406369 | Ground effects compensated angle of attack command system and method A take off ground effects compensated angle of attack system includes a radio altimeter and/or timer, a pitch angle system and a flight control computer. The radio altimeter generates a signal which is indicative of the aircraft's altitude from 0 i.e., weight off wh... | 07/29/2008 |
| 7337045 | Airborne windshear detection and warning system An airborne windshear detection and warning system includes a pitot tube for detecting the airspeed of an aircraft and an angle of attack vane for detecting an aircraft's angle of attack. Signals are generated and fed to a signal processor for determining a relation... | 02/26/2008 |
| 7313404 | Vehicular navigation based on site specific sensor quality data A method and system for determining a location of a vehicle, the method comprises determining reception location data within a first cell of a work area for a vehicle. A reception quality estimator estimates reception quality data for the corresponding reception loc... | 12/25/2007 |
| 7295134 | Terrain avoidance method and device for an aircraft An aircraft terrain avoidance method and device may employ a collision warning section that transmits a caution signal when the aircraft risks colliding with the terrain at the end of a first predetermined period of time. A warning signal is transmitted when the air... | 11/13/2007 |
| 7284420 | Air data system and method for rotary aircraft An air data system and method for a rotary aircraft is described. The air data system includes a plurality of flush ports connected via tubing to a plurality of air flow sensors that can measure air flow speeds as low as approximately 0.02 knots. The flush ports are... | 10/23/2007 |
| 7263414 | Method and device for controlling the attitude of an aircraft A method and device for controlling the attitude of an aircraft may employ spoilers that are arranged on the wings of the aircraft and whose respective angular positions can be adjusted by controllable actuators. A command attitude determining section determines a c... | 08/28/2007 |
| 7257470 | Fault isolation method and apparatus in artificial intelligence based air data systems A method providing fault isolation, in an air data system which uses artificial intelligence to generate an air data parameter, includes generating the air data parameter as a function of a plurality of measured values such as static pressures. Then, estimates of ea... | 08/14/2007 |
| 7213454 | Method and apparatus for obtaining improved accuracy and range for air data parameters inferred from independent measurements of interdependent pressures A method of calculating a system level air data parameter for an aircraft, for example aircraft angle-of-attack (AOA) and/or angle-of-sideslip (AOS), includes measuring a plurality of local static pressures pi. Next, a plurality of non-dimensional pressur... | 05/08/2007 |
| 7184801 | Mobile application builder A method and system which allow a user to define and edit workflow applications for a mobile device, screens associated with the applications, and workflow process is described. The states or schemas for these applications may be stored as records in databases. ... | 02/27/2007 |
| 7142971 | System and method for automatically controlling a path of travel of a vehicle The method and system for automatically controlling a path of travel of a vehicle include engaging an automatic control system when the security of the onboard controls is jeopardized. Engagement may be automatic or manual from inside the vehicle or remotely via a c... | 11/28/2006 |
| 7127335 | Low airspeed assist algorithm for air data computer applications A method of estimating the airspeed of an aircraft during low airspeed conditions includes measuring a negative impact pressure using a pitot-static probe on the aircraft. Then, the method includes estimating a non-zero airspeed of the aircraft as a function of the ... | 10/24/2006 |
| 7089090 | Flight control indicator determining the maximum slope for the flight control of an aircraft by terrain following The flight control indicator may include a set of information sources, a computation unit connected to said set of information sources, and a head-up display device. The computation unit determines, on the basis of information emanating from the set of information s... | 08/08/2006 |
| 7043345 | System and method with adaptive angle-of-attack autopilot A control system includes a rate-damping loop that uses a calculated angle-of attack error to non-linearly scale a rate-feedback signal so that at lower angle-of attack (AOA) error values, an acceleration feedback term plays a greater role in pitch compensation, whi... | 05/09/2006 |
| 7015829 | Method for displaying flight information A method for displaying flight information includes displaying a first characteristic sign illustrating a speed vector of an aircraft. The method also includes determining a first longitudinal margin of maneuver of the aircraft as a load factor, and displaying a sec... | 03/21/2006 |
| 6993676 | Method and apparatus for fast initialization of redundant arrays of storage devices A method and apparatus for fast initialization of storage devices. An apparatus is described including a redundant array of storage devices that comprises a logical volume of storage. The logical volume further comprises a plurality of stripes. A bit mapped vector p... | 01/31/2006 |
| 6985091 | Electronic flight instrument displays The present invention is directed to novel primary flight displays, moving map displays and engine parameter displays for aircraft cockpits. These displays process data gathered from various aircraft sensors and, using an various electronic databases, generate intui... | 01/10/2006 |
| 6980128 | Display system for an aircraft A display system for an aircraft includes a central unit configured to determine a speed vector of the aircraft and to determine a longitudinal margin of maneuver of the aircraft. The longitudinal margin of maneuver is expressed as a load factor and is related to on... | 12/27/2005 |
| 6935592 | Aircraft lift device for low sonic boom An aircraft lift device comprises a strake capable of coupling to an aircraft fuselage and extending to a leading edge of a wing. The strake has a leading edge. The life device further comprises a leading-edge flap coupled to the strake leading edge. ... | 08/30/2005 |
| 6937166 | Process and device for aiding the piloting of an aircraft The device (1) for aiding piloting comprises means (2) for determining a speed vector of the aircraft, means of depiction (4) for presenting on a display screen (6) a first characteristic sign illustrating the speed vector of the aircraft... | 08/30/2005 |
| 6928341 | Computational air data system for angle-of-attack and angle-of-sideslip A computational air data method and system for estimating angle-of-attack and angle-of-sideslip of an aircraft utilizing a detailed aerodynamic model of the aircraft, extended Kalman filters, inertial system measurements of body rates and body accelerations, and com... | 08/09/2005 |
| 6714866 | Methods and apparatus for installation alignment of equipment A method for installation alignment of an inertial reference unit (IRU) with vehicle axes when the IRU is installed within the vehicle is provided. The vehicle axes include roll, pitch, and yaw axes. The method includes recording vehicle angular position data includ... | 03/30/2004 |
| 6651004 | Guidance system A method and apparatus for directing a pursuing vehicle, such as a torpedo, on an intercept trajectory from a launching vehicle to a target vehicle with evasion capabilities. The guidance system bases a solution on vectors on a first Cartesian coordinate ... | 11/18/2003 |
| 6604029 | Multi-function air data probes using neural network for sideslip compensation An air data sensing probe such as a multi-function probe includes a barrel having multiple pressure sensing ports for sensing multiple pressures. Instrumentation coupled to the pressure sensing ports provides electrical signals indicative of the pressures... | 08/05/2003 |
| 6594559 | Iterative method of aircraft sideslip compensation for multi-function probe air data systems In an iterative method of determining aircraft flight data parameters using first and second multi-function probes, an assumed value of a first aircraft parameter is defined to be equal to an initial value. Using the assumed value of the first aircraft pa... | 07/15/2003 |
| 6567727 | Flight control system A flight control system automatically recognizes safety-critical flight conditions and transmits timely guidance to the pilot for correcting such flight conditions. The flight control system includes a computer which runs parallel to the flight control co... | 05/20/2003 |
| 6510385 | Navigation apparatus, navigation method, and information recording medium in which program for navigation is computer-readably recorded A navigation apparatus which can improve convenience of navigation by starting assisting of the movement without delay by inferring a predetermined route. This navigation apparatus includes a system controlling unit for setting a predetermined route which... | 01/21/2003 |
| 6452542 | Integrated flight management system A smart probe assembly for an aircraft includes pressure sensing ports for sensing pressures indicating angle of attack, static pressure and pitot pressure, a circuit housing mounted on said probe includes cards for a central processing unit, and also inc... | 09/17/2002 |
| 6366835 | Height estimating apparatus Apparatus for estimating a first height (1) of a vehicle (2) above a first reference surface (3), including a system (4) for determining position, velocity and attitude incorporating at least one sensing means (4b) operable to provide an output signal (5)... | 04/02/2002 |
| 6341247 | Adaptive method to control and optimize aircraft performance A measurement-based method to control and optimize the performance of an airborne vehicle. The stability and control of the vehicle is modified to induce a response in the airborne vehicle as reflected by a plurality of response signals. Excitations signa... | 01/22/2002 |
| 6325333 | Aircraft pitch-axis stability and command augmentation system A bias correction system for use in a neutrally-stable aircraft having a control column and a pitch control system is provided. The position of the control column is generally represented by a control column position signal. The bias correction system is ... | 12/04/2001 |
| 6273370 | Method and system for estimation and correction of angle-of-attack and sideslip angle from acceleration measurements A method and system is disclosed for using inertial sensors in an Inertial Navigation System (INS) to obtain analytic estimates of angle-of-attack () and sideslip angle (). The inertial sensors consist of one or more ac... | 08/14/2001 |
| 6253166 | Stable algorithm for estimating airdata from flush surface pressure measurements An airdata estimation and evaluation system and method, including a stable algorithm for estimating airdata from nonintrusive surface pressure measurements. The airdata estimation and evaluation system is preferably implemented in a flush airdata sensing ... | 06/26/2001 |
| 6246929 | Enhanced stall and recovery control system An autopilot controller, for controlling a vehicle traveling in a fluid medium, designed for controlling the vehicle in any one of pre stall, stall and post stall regions. The autopilot controller provides an approach for one-to-one mapping between a targ... | 06/12/2001 |
| 6131055 | Aircraft non-normalized angle-of-attack indicating system The present invention is directed to a non-normalized aircraft angle-of-attack indicating system. An angle-of-attack vane produces a signal ' indicative of raw aircraft angle-of-attack. A pitot-static system (68) produces output signals representat... | 10/10/2000 |
| 6073084 | Process and device for verifying the consistency of the measurements from an angle-of-attack probe A process and a device for verifying the consistency of the measurements made by an angle-of-attack probe (2) mounted on an aircraft. The device (1) includes: first system (3) for computing a first coefficient of lift of the aircraft from a measurement fr... | 06/06/2000 |
| 6073065 | Method for detecting a bank angle experienced by a moving vehicle A method for detecting a bank angle experienced by a motor vehicle (10) is disclosed. Three estimates of the vehicle bank angle, γa, γω and γ.nu. are determined from separate data and are then used to determine an estimate of th... | 06/06/2000 |
