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| Number | Title | Issue Date |
| 7334939 | Method 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 |
| 7084785 | Method and device for determining a final approach path of an aircraft for a non-precision approach for the purpose of landing the aircraft The method provides for determining an approach mode which has been selected by the pilot of the aircraft from among a plurality of predetermined approach modes, for selecting a characteristic segment (6) of an arrival path which relates to the selected appro... | 08/01/2006 |
| 6711479 | Avionics system for determining terminal flightpath A method, avionics apparatus and computer program for determining a terminal flight path, including access to aircraft position information provided by a Global Positioning System (GPS) receiver. The method apparatus and computer program determine an Intended Touchd... | 03/23/2004 |
| 6676088 | Flare control system An aircraft flare control system for semi-automatically controlling the pitch and thrust of an aircraft during landing is disclosed. The system includes a flight director and indication of the pitch angle of an aircraft during a landing maneuver and a fla... | 01/13/2004 |
| 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 signal indicative of the angular deviation from glide slop... | 06/10/2003 |
| 5957412 | Method and device for vertical guidance of an aircraft The present invention relates to a method and a device for guiding an aircraft (A) according to a prescribed vertical flight path (T). According to the invention: the vertical distance he between said aircraft (A) and said flight path (T) is determined; the di... | 09/28/1999 |
| 5823479 | Landing attitude modifier for airplane A method modifying the landing pitch attitude of an airplane during landing approach and touchdown is disclosed. A reference value for a predetermined flight condition parameter is subtracted from a current value of the predetermined flight condition para... | 10/20/1998 |
| 5716032 | Unmanned aerial vehicle automatic landing system An automatic landing system for guiding an unmanned aerial vehicle along a predetermined path to a predetermined point on the ground. The system includes an image processing means resident in the motion compensation processor that computes aerial vehicle ... | 02/10/1998 |
| 5712785 | Aircraft landing determination apparatus and method An aircraft landing determination apparatus and method for determining landing status of an aircraft by tracking arriving aircrafts and providing a unique runway assignment therefor. The aircraft landing determination apparatus includes a target processor... | 01/27/1998 |
| 5170163 | Aircraft performance monitoring An aircraft performance monitor 1 receives signals representative of the height h, rate of change of height h and vertical acceleration θ of the aircraft. The monitor 1 determines when (h-A(n.sbsb.1n.sbsp.2 +K1 h+K2 | 12/08/1992 |
| 5020747 | Method and apparatus for controlling flare engagement height in automatic landing systems Disclosed is a method of and apparatus for determining the flare height at which the flare maneuver of an automatic landing procedure is initiated. The method includes the step of generating an adjusted approach sink rate signal, which depends on the grou... | 06/04/1991 |
| 4908619 | Aircraft stall warning system A stall warning "stick shaker" reference level signal is produced as a function of both flap position and total aircraft thrust. More specifically, a correction term Ɗ is combined with a standard stick shaker reference level signal which is schedu... | 03/13/1990 |
| 4695013 | Landing aid A warning device, for a helicopter with a tail rotor and a mechanical protection device therefor, for giving during emergency power-loss landings a flare signal to the pilot to initiate flare followed by a tail/ground contact warning signal when the helic... | 09/22/1987 |
| 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 produce an "inner loop" damping signal which is combined ... | 12/06/1983 |
| 4357661 | Aircraft landing control system Upon aircraft landing approach, flare path command signals of altitude, vertical velocity and vertical acceleration are generated as functions of aircraft position and velocity with respect to the ground. The command signals are compared with correspondin... | 11/02/1982 |
| 4354237 | Method and apparatus for producing an aircraft flare path control signal Aircraft altitude, ground velocity, and altitude rate signals are input to a computer which, using a unique control law, generates a pitch control surface command signal suitable for guiding an aircraft on its flare path to a specified runway touchdown po... | 10/12/1982 |
| 4127248 | Adaptive energy management for vertical speed control of an aircraft A system for generating an optimum vertical speed command and controlling the aircraft to this command by allowing the aircraft to assume an optium trimmed condition for the thrust energy available which system utilizes the aircraft autopilot system.... | 11/28/1978 |
| 4093159 | Semi-automatic aircraft control system A flight control type system which provides a tactile readout to the hand of a pilot for directing elevator control during both approach to flare-out and departure maneuvers. For altitudes above flare-out, the system sums the instantaneous coefficient of ... | 06/06/1978 |
| 4032093 | Adaptive energy management for vertical speed control of an aircraft A system for generating an optimum vertical speed command and controlling the aircraft to this command by allowing the aircraft to assume an optimum trimmed condition for the thrust energy available which system utilizes the aircraft autopilot system.... | 06/28/1977 |
| 3960348 | Aerodynamic surface control feel augmentation system In a helicopter, a pilot-actuated lever controls, through linkage mechanisms, a servo valve to drive a hydraulic piston; the piston moves a swash plate which in turn controls movement of rotor blade pitch positioning mechanisms against the force of blade ... | 06/01/1976 |
