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Class 701/7 - Air speed or velocity measurement


Subclass of Class 701 - Data processing: vehicles, navigation, and relative location
Definition: Altitude or attitude control
No. of patents: 143
Last issue date: 04/24/2012


1        
NumberTitleIssue Date
8165734Method and device for guiding an aircraft
Disclosed is a method and device of guiding an aircraft along a flight trajectory to comply with a time constraint for arriving at a required arrival time at a waypoint of the flight trajectory. Speed setpoints are determined according to a speed profile that compli...
04/24/2012
8160756Method and device for generating a speed for an aircraft during a taxiing
Disclosed is a system for generating a controlled speed for an aircraft along a ground trajectory. The system provides for receiving a ground trajectory of the aircraft and the speed profile of the aircraft. An interpolated speed of the aircraft is calculated on the...
04/17/2012
8155803Device and method for assisting in the management of an engine failure on an aircraft
A device and method for assisting in the management of an engine failure on an aircraft. The device automatically determines when an engine failure is detected, vectoring settings including speed, thrust and altitude settings designed to be implemented on the aircra...
04/10/2012
8112187Formation flight control method
The invention relates to a method for controlling the formation flight of at least two aircraft (1,2). The first aircraft (1) includes means of transmitting its position, its velocity and its flight plan. The flight plan has predictions of altitude, ve...
02/07/2012
8108085Control system for vehicles
A system for controlling flight of an aircraft has sensors, a receiver, and a digital control system, all of which are carried aboard the aircraft. The sensors determine the position of the aircraft relative to the earth and the inertial movement of the aircraft. Th...
01/31/2012
8095251System for monitoring anemobaroclinometric parameters for aircraft
The disclosed embodiments concerns a system for monitoring anemobaroclinometric parameters in an aircraft, including a primary detection circuit having at least one measurement channel. The measurement channel includes a device for...
01/10/2012
8014909Control system for vehicles
A system for controlling flight of an aircraft has sensors (37, 43), a receiver (45), and a digital control system (57), all of which are carried aboard the aircraft. The sensors (37, 43) determine the position of the aircraft relative to...
09/06/2011
8014910Assisted take-off method for aircraft
A reference value is arbitrarily selected from a range of possible aircraft rotation speeds. A position of a trimmable horizontal stabilizer is angled in accordance with a centering of the reference value. A deviation between the reference value and an accelerating ...
09/06/2011
7974745Avionic aviation system with a ground station for automatic elimination of resultant failures in aircraft, and corresponding method
An avionic aviation system including: a ground station that is linked to an aircraft via a wireless interface; wherein the ground station includes, a receiver that receives, via a wireless interface, a transmission from a detection device integrated in avionics of t...
07/05/2011
7970501Methods and systems utilizing true airspeed to improve vertical velocity accuracy
An inertial navigation system which includes a first control system and a second control system is described. The first control system is configured to estimate a vertical velocity based in part on received vertical acceleration data. The second control system is co...
06/28/2011
7970500Sensor fusion system and method for estimating position, speed and orientation of a vehicle, in particular an aircraft
This invention relates to a system for estimating the position, velocity and orientation of a vehicle, by determining the components of two noncollinear constant unit vectors b,b according to vehicle body axes; and determining the components of...
06/28/2011
7941250Method and a device for obtaining a predictive vertical speed of a rotorcraft
A method and a device for obtaining a predictive vertical speed of a rotorcraft, the device constituting a predictive vertical speed indicator (1) that includes at least: first elements (1′) for measuring the instan...
05/10/2011
7930073Method and system for controlling airfoil actuators
A method of measuring the state of flow above an airfoil using an estimation of the velocity field based on a combination of Particle Image Velocimetry PIV and multiple surface pressure measurements processed through a POD/mLSE algorithm. Integral to the POD/mLSE al...
04/19/2011
7917254Aircraft guidance using localizer capture criteria for rectilinear displacement data
Systems and methods for aircraft guidance using a localizer capture criteria for rectilinear displacement data are disclosed. In one embodiment, the method includes determining a rectilinear deviation D between a current aircraft location and a final defined path (F...
03/29/2011
7689328Determining suitable areas for off-airport landings
A routing tool is disclosed. In one embodiment, the method and system include receiving flight data and geographic data in the aircraft, and generating route data based on the flight data and the geographic data. The route data provides information about attainable ...
03/30/2010
7617023Process and device for monitoring the validity of a speed cue of an aircraft and system for generating a speed cue comprising such a device
A process for monitoring the validity of a speed cue of an aircraft may include computing a coefficient of lift, which is representative of the lift of the aircraft, on the basis of values of static and total pressure. A first value of angle of incidence is computed...
11/10/2009
7480548High-altitude capable wide velocity range flight velocity vector measurement probe and measurement system
It is an object of the present invention to solve the problem of a drop in precision in conventional systems using a square pyramid type five-hole probe due to the drop in atmospheric pressure in high altitude ranges, and to provide a wide velocity range flight velo...
01/20/2009
7433765Fly by wire static longitudinal stability compensator system
A static longitudinal stability (SLS) system provides an unobtrusive airspeed hold function that reacts to the pilot control inputs into the flight control system and the measured states of the aircraft to engage and disengage smoothly without any explicit mode sele...
10/07/2008
7412308Dynamic VSI display
A graphical display of a dynamic vertical speed indicator (VSI). ...
08/12/2008
7398182Method and device for detecting degradation of performance of an aircraft
An aircraft performance degradation detection system may include information sources, a central unit connected to the information sources, and a warning device that is connected to the central unit. Using information received from the information sources, the centra...
07/08/2008
7389163Procedure to minimize the risk of air collision for personal mid-air vehicles
A method of and a system for controlling personal air vehicle (PAV) traffic provides a take-off-and-landing zone, and a forward flight zone. The take-off-and-landing zone may be from the ground up to a first altitude. The forward flight zone may be from the first al...
06/17/2008
7383104Low-noise flight support system
It is an object of the present invention to provide a system that is used to provide support so that a pilot can perform flight operations that reduce noise pollution, by devising this system so that noise conditions on the ground are calculated and displayed on the...
06/03/2008
7370836Missile 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
7369845Managing features available on a portable communication device based on a travel speed detected by the portable communication device
A portable communication device detects a current speed of travel of the portable communication device independent of any vehicle temporarily transporting the portable communication device. A speed based setting controller of the portable communication device compar...
05/06/2008
7367531Systems 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
7337045Airborne 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
7334939Method and device for verifying a temperature value at a destination altitude of an aircraft
The device comprises a means for measuring a dynamic temperature on the outside of the aircraft, a means for determining a static temperature around the aircraft, using said dynamic temperature, a means for determining, using said static temperature and a thermodyna...
02/26/2008
7328104Systems and methods for improved inertial navigation
A method for producing inertial measurement data is provided. The method comprises receiving raw inertial measurement data from one or more inertial sensors; receiving raw position data based on signals from a global navigation satellite system; processing the raw i...
02/05/2008
7305286System and method for gyro enhanced vertical flight information
A flight instrument and associated method where vertical speed information is combined with gyro information to produce gyro enhanced vertical speed information that is displayed to a pilot. The gyro information may include a pitch rate gyro and may include an azimu...
12/04/2007
7295134Terrain 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
7284420Air 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
7257470Fault 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
7248208Methods and systems for maintaining a position during hovering operations
A method for maintaining a position of a hovering vehicle that incorporates a radar altimeter is described. The method includes receiving signals at the radar altimeter based on a change of horizontal direction, operating the radar altimeter to generate a Doppler fr...
07/24/2007
7248967Autonomous velocity estimation and navigation
Measurement of a spatial velocity vector in order to make determination of a geographical position possible. A spatial velocity meter includes an inertial measurement unit, a direction-sensing module and a velocity processor. The inertial measurement unit registers ...
07/24/2007
7237747Device for assisting an airplane in intercepting a segment of a flight path utilizing positional and ground speed indicators
Device assisting with interception by an aircraft of a flight path segment located in a horizontal plane and a system of assistance with interception and follow-up of such a segment. The device includes means of determining a ground speed vector and means of display...
07/03/2007
7213454Method 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
7188008System for controlling the operation of at least one aircraft engine
A system for supervising the speed of at least one engine of an aircraft includes three independent information sources determining first, second and third values for an aerodynamic parameter of the aircraft and precision information indicating the precision of thes...
03/06/2007
7142152Device and method for calibrating and improving the accuracy of barometric altimeters with GPS-derived altitudes
A portable, handheld electronic navigation device includes an altimeter and a GPS unit. An internal memory stores cartographic data, for displaying the cartographic data on a display of the navigation device. Accordingly, the device is capable of displaying cartogra...
11/28/2006
7124630Multipurpose sensor for aircraft
The invention concerns a multifunction probe for aircraft. The probe measures the total pressure and measures the total temperature of an air flow surrounding the aircraft. The total pressure is measured by a first tube, the so-called Pitot tube oriented substantial...
10/24/2006
7127335Low 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
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