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Match Document Document Title
7611098 Flight management process for an aircraft  
A process wherein an aircraft starts from a cruising position by flying at a cruising speed to reach a position that intercepts the glide slope. The process can include the steps of decelerating...
7440825 Constant vertical state maintaining cueing system  
This invention relates to the concept of managing the rate of change of energy in a helicopter or other aeronautical vehicle. The invention uses energy management calculations to determine the...
7428450 Method and system for using a database and GPS position data to generate bearing data  
A method and system for providing a bearing from a vehicle to a transmitting station are described. The method includes accessing a database to obtain transmitter position information for the...
7422176 Method for ensuring the safety of an aircraft flying horizontally at low speed  
A method for ensuring the safety of an aircraft flying horizontally at low speed includes determining a lower speed threshold for the aircraft, measuring the actual speed of the aircraft and...
7195200 Unmanned helicopter, takeoff method of unmanned helicopter, and landing method of unmanned helicopter  
An unmanned helicopter includes an altitude control device for giving a command of a collective pitch blade angle based on an altitude change rate command, etc., and performing altitude control of...
6691006 Dynamic assignment of maintenance tasks to aircraft maintenance personnel  
A system for assigning maintenance tasks to crew members of a maintenance crew during a dynamically-planned maintenance check for an aircraft includes means for obtaining a dynamic maintenance flow...
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...
6571171 Method and apparatus for graphically inserting waypoints for a flight management system  
An apparatus and method for inserting a waypoint into a preexisting flight plan which includes selecting a waypoint on a graphical display of a portion of the flight plan and automatically...
6450456 Airborne safe landing power control system and method  
An airborne power control system for automatically controlling the power of an aircraft during landing is disclssed. The system includes a computer and a minimum airspeed program as a function of...
6450445 Stabilizing control apparatus for robtic or remotely controlled flying platform  
A robotic or remotely controlled flying platform ( 10 ) with reduced drag stabilizing control apparatus constructed having an air duct ( 12 ) with an air intake ( 14 ) on the top and an exhaust (...
6161063 Method for controlling an aerodyne for the vertical avoidance of a zone  
A method of automatically controlling an aircraft to avoid a vertical zone includes several steps. The aircraft first acquires limits of the zone to be avoided. The zone is modeled by a cylindrical...
5826834 Self adaptive limiter for automatic control of approach and landing  
A self adaptive limiter for use in aircraft control systems during approach and landing is disclosed. Estimated flight path angle is continuously computed during the glidepath tracking phase until...
5608392 Aircraft collision-avoidance device, notably ground collision, by control of angle of descent  
The disclosure is an aircraft collision-avoidance device used notably during landing approach. The device includes at least means of fixing the position of the aircraft, a database, first means of...
5445021 Method and device for assistance in piloting an aerodyne by the graphic representation of the vertical flight plan of this aerodyne  
The piloting assistance method embodying the invention consists in displaying on a screen of the cockpit of the aerodyne, in a Cartesian reference space representing altitude/distance from ground...
5337982 Apparatus and method for controlling the vertical profile of an aircraft  
In an aircraft, there is included a Flight Management System (FMS), Autopilot and Autothrottle for controlling the aircraft. The apparatus has a plurality of outputs for definition of the real-time...
5117362 Path capture forcing function generator for aircraft vertical axis control  
A path capture forcing function generator utilizes integrations from an initial altitude rate error signal and an initial altitude error signal to provide an altitude rate signal and an altitude...
4956780 Flight path angle command flight control system for landing flare  
This invention provides a flare control modification for pilot-in-the-loop aircraft maneuver command electronic flight control systems. During flare pilot pitch control inputs are interpreted as...
4825374 Aircraft descent guide system and method for creating descent guidance information  
An aircraft navigational system includes a digital computer, a first visual output for displaying to an aircrew a geometrical representation of an optimum descent guideslope relative to a symbol...
4801110 Approach to hover control system for helicopters  
An improved apparatus for automatic deceleration of a helicopter to substantially zero air speed from a glide slope descent. Parameters available in a typical helicopter automatic flight control...
4792906 Navigational apparatus and methods for displaying aircraft position with respect to a selected vertical flight path profile  
An aircraft navigational system for providing a geometic display to the pilot of the vertical position of the aircraft relative to a selected vertical flight path profile as the aircraft progresses...
4534000 Inertial flight director system  
The disclosed apparatus is useful in controlling an aircraft inertial flight path on the final approach to landing to coincide with a desired flight path represented by the intersection of the...
4419732 Method and apparatus for an aircraft inner loop elevator control system  
An improved inner loop control is disclosed for use in an aircraft pitch axis control system. Signals representative of vertical acceleration and pitch rate are complementary filtered and summed to...
4390949 Electronic system and method for self-calibration of instrument landing systems  
A method for calibrating and correcting circuit errors induced in an aircraft ILS receiving system is disclosed herein. The spectral components of the input signal are processed through bandpass...
4330827 Aircraft autopilot system  
In an aircraft autopilot there is provided a first circuit selectively actuatable to connect the glide slope adapter to electrical power during the existence of a glide deflection signal, the glide...
4232839 Method and system for controlling the decelerated approach of an aerodyne  
A method for controlling the decelerated approach of an aerodyne on radioignment generally referred to as "glide," in particular for the purpose of reducing its fuel consumption and reducing the...
4164340 Method and apparatus for determining when a glide slope signal exceeds a predetermined level  
The invention relates to a system utilizing an exponential control law for glide slope capture. The capture maneuver from above or below the beam, is a function of decreasing glide slope beam...
4141522 Independent glide slope gain programming system  
A landing approach system for aircraft utilizing ILS (instrument landing system) beam guidance information which converts angular glide slope information into linear altitude deviation relative to...
4029271 Automatic approach to hover system  
In a helicopter having an automatic pilot system for controlling the main rotor collective pitch, main rotor longitudinal and lateral cyclic pitch, and tail rotor collective pitch, in response to...
4021009 Vertical path control for aircraft area navigation system  
In the vertical path control of an area navigation system when the aircraft ascends or descends to a waypoint with an "at-or-above" or "at-or-below" altitude requirement, vertical steering is...
4006871 Automatic pitch axis control system for aircraft  
An aircraft flight control system utilizing inertial sensor input signals for providing glide slope and flare control signals in the aircraft. The autopilot approach and landing coupler system is a...
3994455 Automatic approach pitch axis control system for aircraft  
The invention relates to a system utilizing an exponential control law for glide slope capture. The capture maneuver from above or below the beam, is a function of decreasing glide slope beam...
3980258 Vertical navigation steering control system for aircraft  
A vertical navigation steering control for aircraft for providing vertical steering of an aircraft along flight paths defined by waypoints which recognizes the problems introduced by lateral...
3976267 Vertical glide slope control system including complementary filter  
A vertical glide slope control system including a complementary filter. Complementary aircraft generated and processed signals are added to a glide slope error signal which may include distortions....
3946358 Aircraft ground proximity warning instrument  
An aircraft instrument for warning the pilot that the aircraft is in an unsafe condition in proximity to the ground. The instrument has inputs representing aircraft configuration, flight condition...
3892373 Integrated glide path/flare automatic flight control system  
A system for controlling an aircraft during integrated glide path capture and tracking and flare maneuvers when automatically landing the craft. The system eliminates the need for explicit...
3887148 Aircraft glide slope coupler and landing system  
A glide slope coupler, adapted for use in an integrated automatic pilot and flight director system provides apparatus for guiding an aircraft with respect to a radio defined glide slope to a flare...
3847328 AUTOMATIC GO-AROUND CONTROL SYSTEM FOR AIRCRAFT  
The invention relates to a system utilizing a control law which generates appropriate pitch rotation and airplane climbrate commands from any initial airplane rate of descent during the approach....
3824381 AIRCRAFT CONTROL SYSTEM USING INERTIAL SIGNALS  
A system using inertial signals for controlling an aircraft to capture a radio beam. The system uses a shaped beam error signal and the inertial signals to provide a steering signal. The steering...
3806934 INERTIAL LEAD VERTICAL SPEED INDICATOR/GLIDE SLOPE DIRECTOR  
The broad principle upon which the invention is based is to employ a vertical speed indicator having an element movable in accordance with vertical speed of the carrying aircraft, and a director...
3789661 AIRCRAFT GLIDE ANGLE AND RATE OF CHANGE OF TOTAL ENERGY INDICATION MEANS  
Aircraft instrumentation includes means for producing a signal indicative of the time rate of change of the kinetic and potential energy characteristic of the aircraft in flight; and other means...
3781891 AIRCRAFT GLIDE SLOPE INSTRUMENTATION SYSTEM  
An aircraft glide slope instrumentation system for use with an altimeter means equipped aircraft and a landing strip, the instrumentation system comprising a pair of ground-based transmitter...
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 inertial...
3757338 GLIDE SLOPE LOCK-OUT NETWORK  
An improved glide slope receiver circuit prevents false acquisition of glide slope and insures that only a good and existing glide slope signal will arm the glide slope circuitry. A normally...
3698669 METHOD AND APPARATUS FOR CONTROLLING THE FLIGHT PATH ANGLE OF AIRCRAFT  
A flight command system resolves an aircraft vector speed signal as a function of the vertical and horizontal components of a selected aircraft flight path angle to respectively produce commanded...
3658280 ALTITUDE AND GLIDE SLOPE TRACK CONTROLLER  
Aircraft flight control system providing rapid aircraft responses when controlling aircraft altitude, glide slope tracking and flare by the coordinated and combined use of spoilers and elevators in...
3610821 NAVIGATING AND LANDING DEVICE FOR AIRCRAFT  
A device projects two beams of light which are reflected and detected by a television camera; the camera has image-stabilizing means; the screen of a monitor shows the pilot of an aircraft the area...
3589648 MEANS FOR CONTROLLING THE VERTICAL PATH OF AN AIRCRAFT  
A system is described for automatically controlling spoilers in the wing of an aircraft to control the lift, and hence the vertical flight path, of the aircraft. The spoilers are servoed to cause...
3550128 GAIN ADJUSTMENT MEANS FOR BEAM COUPLERS  
3504248 DUAL CHANNEL SERVO SYSTEM HAVING TORQUE EQUALIZATION  
3398267 Aircraft vertical path computer  
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