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Match Document Document Title
8584989 Method of managing movement of an aircraft on the ground  
The invention relates to a method of managing movement of an aircraft on the ground, the aircraft including at least one left main undercarriage and at least one right main undercarriage, each...
8478456 Variable bandwidth control actuation methods and apparatus  
Some embodiments relate to a method of controlling a flight of a flight vehicle according to a first mode of operation and changing the mode of operation to a second mode of operation having a...
8376266 Method of controlling a hybrid helicopter in yaw, and a hybrid helicopter provided with a yaw control device suitable for implementing said method  
A method of controlling the yaw attitude of a hybrid helicopter including a fuselage and an additional lift surface provided with first and second half-wings extending from either side of the...
8359129 Method and device for controlling the thrust of a multi-engine aircraft  
A method and device control the thrust of a multi-engine aircraft. At least one engine command is determined by a command determining unit, with the determined command commanding each engine that...
8209068 Systems and methods for controlling dynamic systems  
A control system (12) for controlling velocity and attitude of a dynamic system (20) includes a velocity controller configured to receive a desired velocity command and output a velocity error in...
8200421 Method and device of terrain avoidance for an aircraft  
An altitude profile representative of the terrain overflown by an aircraft is established. Thereafter, an altitude limit curve which comprises an intersection with the altitude profile upon the...
8185259 Fuzzy logic-based control method for helicopters carrying suspended loads  
The fuzzy logic-based control method for helicopters carrying suspended loads utilizes a controller based on fuzzy logic membership distributions of sets of load swing angles. The anti-swing...
8175760 Displaying method and device for an aircraft following a flight plan  
A device comprises means for computing the air-craft (A) current position, means for determining at least one maximum permitted deviation (E1) around a set position of the flight path of the...
8072172 Redundant electromechanical actuator for control surfaces  
A redundant electromechanical actuator is provided that includes first and second electric motors, a common output shaft, first and second drive cable drums, first and second driven cable drums, a...
7756637 Methods and systems for displaying electronic enroute maps  
Methods and systems for a position indicating display system for an aircraft are provided. The system includes a map display unit configured to display a map representative of an area being...
7731122 Method for managing the wheel steering control of an aircraft  
The invention relates to a method for managing a steering control of an aircraft landing gear provided with at least one wheel steerable by the steering control, comprising the following steps:...
7539561 Autonomous control system apparatus and program for a small, unmanned helicopter  
An objective of the invention, focusing on these issues involved in the use of a small, hobby-type, unmanned helicopter, is to develop an autonomous control system comprising autonomous control...
7367530 Aerospace vehicle yaw generating systems and associated methods  
Aerospace vehicle yaw generating systems and associated methods are disclosed herein. One aspect of the invention is directed toward a yaw generating system that can include an aerospace vehicle...
7206674 Information display system for atypical flight phase  
Method and system for displaying information on one or more aircraft flights, where at least one flight is determined to have at least one atypical flight phase according to specified criteria. A...
6937924 Identification of atypical flight patterns  
Method and system for analyzing aircraft data, including multiple selected flight parameters for a selected phase of a selected flight, and for determining when the selected phase of the selected...
6575410 Glide slope tracking system  
An airborne glide slope tracking system includes a radio altimeter for producing a signal indicative of the instantaneous altitude of the aircraft and a glide slope error indicator for producing a...
6549829 Skipping filter for inertially augmented landing system  
The present method and apparatus consists of storing past values of estimated IRU error and using these past values to update the coasting filter when switching from GPS to inertial mode. Through...
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...
6102330 Emergency multiengine aircraft system for lateral control using differential thrust control of wing engines  
An emergency flight control system is disclosed for lateral control using only differential engine thrust modulation of multiengine aircraft having at least two engines laterally displaced to the...
6061611 Closed-form integrator for the quaternion (euler angle) kinematics equations  
The invention is embodied in a method of integrating kinematics equations for updating a set of vehicle attitude angles of a vehicle using 3-dimensional angular velocities of the vehicle, which...
5677685 Device for assistance in the piloting of an aircraft  
This optoelectronic device is designed to provide assistance in the piloting of an aircraft under conditions of poor visibility, at the final approach stage, during taxiing and at take-off from a...
5669582 Method and apparatus for reducing unwanted sideways motion in the aft cabin and roll-yaw upsets of an airplane due to atmospheric turbulence and wind gusts  
A method and apparatus for reducing the unwanted sideways motion of an airplane by reducing the lateral side loads and upsets caused by atmospheric turbulence and gusts is disclosed. A rudder...
5657949 Method and apparatus for providing a dynamic thrust asymmetry rudder compensation command with no direct thrust measurement  
A method and apparatus for producing a dynamic thrust asymmetry airplane rudder compensation command with no direct thrust measurement is disclosed. An excess thrust estimate based on measured...
5590853 Aircraft control system  
An aircraft control system for computing a yaw compensated angle of attack is disclosed. The system includes an angle of attack sensor for generating a signal which represents an aircraft's angle...
5458304 Disk spoiler system  
Spoilers, mounted on vertical stabilizer tail surfaces of large aircraft release controllable Bernoulli forces to augment rudder and aileron aircraft controls. Data from surface pressure sensors,...
5375793 Process for the control of the control surfaces of an aircraft for the low speed compensation of a lateral path deviation  
The present invention relates to a process for the automatic control of the control surfaces of an aircraft for the low speed compensation of a lateral path deviation, in which beyond a given...
5265825 Helicopter engine control having yaw input anticipation  
A helicopter engine fuel control anticipates sudden changes in engine power demand during yaw inputs to thereby minimize engine and main rotor speed droop and overspeed during yaw maneuvers. The...
5213283 Low speed turn coordination for rotary wing aircraft  
A helicopter flight control system (21) includes a model following control system architecture which automatically provides a coordinating yaw command signal to the helicopter tail rotor to...
5178307 High speed yaw control system for rotary wing aircraft  
A helicopter flight control system includes a model following control system architecture to control helicopter response about the yaw axis. The control system processes information from a variety...
5060889 Apparatus and methods for maintaining aircraft track angle during an asymmetric flight condition  
When an aircraft is operating in an asymmetrical flight condition, such as during a landing decrab maneuver or during inflight engine out, the pilot is normally required to make precise...
5014053 Method and apparatus for determining actual lateral deviation from runway centerline  
A method of and apparatus for determining the actual lateral deviation from the centerline of a runway of an aircraft located outside the normal region covered by a glideslope beam is disclosed....
4916612 Dual channel signal selection and fault detection system  
A signal selection and fault detection system that provides triple functional redundancy using the outputs (YA, YB) of two unmonitored primary channels and the output of one or the other of two...
4814764 Apparatus and method for warning of a high yaw condition in an aircraft  
A system for warning the pilot when the aircraft has reached a high yaw condition. A differential in pressure or angle of attack between the port and starboard sides of the aircraft is measured...
4471280 Anti-log power amplifier for reversible D.C. motor in automotive steering controls  
An anti-log power amplifier for energizing a reversible electric motor of an electrically assisted power steering system for an automotive vehicle. The power amplifier has a preamplifier which...
4354240 Flight path transition control apparatus with predictive roll command  
The flight path transition control apparatus provides a roll attitude command to control the aircraft to execute an exponential transition path to a predetermined course in accordance with the...
4098215 Steering control system for hydrofoils  
An improved steering control system is provided for improving the handling qualities of hydrofoil craft during takeoff. In steering control systems for hydrofoils, the craft is banked by operation...
4094479 Side slip angle command SCAS for aircraft  
A yaw axis stability and command augmentation system (SCAS) particularly applicable to STOL type aircraft includes three primary control terms proportional to side slip angle, side slip angle rate...
4061297 Approach range monitor  
An area navigation system capable of operating during an ILS approach to provide the pilot range and bearing with respect to the outer and middle markers for a front course approach, and with...
4034936 Device for damping the tipping and yawing oscillations of the guidance system of a flying vehicle  
The guidance system for a flying vehicle having at least one guidance channel for converting an error signal to a command signal for a control surface servo of the vehicle includes means for...
4006870 Self-aligning roll out guidance system  
Guidance along the runway centerline when visibility conditions do not permit adequate visual cues for manual control are provided utilizing lateral acceleration and bank angle information. An...
3989209 Apparatus for guiding an aircraft along a multi-segment path when landing the craft  
For use with a microwave landing system of the type including a ground based station for generating a relatively wide aircraft navigational beam and airborne equipment for deriving precision...
3911436 Device for aircraft trajectory guidance  
When approaching an airport at which there is a localizer and glide path transmitter, a localizer and glide path receiver supplies azimuth angle signals and elevation angle signals, and a distance...
3837603 LATERAL AXIS ROLLOUT, GO-AROUND, TAKEOFF CONTROL FOR AIRCRAFT  
Automatic control of aircraft which provides runway centerline guidance during landing rollout, takeoff roll and low altitude initiated go-around flight modes, wherein lateral dispersion is...
3815850 CRAB ANGLE REFERENCE SIGNAL DEVELOPMENT FOR LIMITED FORWARD SLIP LANDING MANEUVER  
A signal processing apparatus for developing a yaw command signal as might be advantageously employed in effecting decrab prior to touchdown. The signal is formulated from utlizing course datum...
3812333 LAGGED ROLL SYNCHRONIZATION AND WASHOUT MEANS FOR AIRCRAFT LATERAL AXIS CONTROL SYSTEM  
A limited washout and synchronization means for developing a beam closure rate signal from bank gyro and lateral accelerometer input sensors permits a lagged roll signal mix with radio deviation...
3801049 AUTOMATIC APPROACH LANDING AND GO-AROUND PITCH AXIS CONTROL SYSTEM FOR AIRCRAFT  
The invention relates to a system utilizing an exponential control law for glide slope capture and flare. The capture maneuver from above or below the beam, is a function of decreasing glide slope...
3788579 AIRCRAFT CONTROL SYSTEM USING INERTIALLY SENSED DATA  
A system using signals available from an on-board inertial platform for controlling an aircraft through an autopilot or flight director during localizer beam capture, tracking and runway alignment...
3773281 AUTOMATIC FLIGHT CONTROL SYSTEM USING INSTRUMENT LANDING SYSTEM INFORMATION AND INCLUDING INERTIAL FILTERING MEANS FOR REDUCING ILS NOISE  
A flight control system includes localizer and glide path couplers using instrument landing system (ILS) information and inertially sensed data to generate appropriate control signals, and...
3761691 RUNWAY ALIGNMENT SYSTEM UTILIZING A LATERAL ACCELERATION SIGNAL  
A landing control system utilizing a lateral acceleration signal in formulation of roll steering command such that a decrab maneuver effects a "wing down into the wind" forward slip maneuver,...
3739382 AIRCRAFT LATERAL GUIDANCE SYSTEM  
Course and directional radio signals are combined to produce an aircraft guidance signal. The guidance signal is amplified and applied to control the intercept of the aircraft with a directional...

Matches 1 - 50 out of 133 1 2 3 >