Matches 1 - 23 out of 23


Match Document Document Title
8155875 Method of determining appropriateness of satellite orbit modeling, method of providing long-term predicted orbit data, and device for determining appropriateness of satellite orbit modeling  
A method of determining the appropriateness of satellite orbit modeling is provided. The method includes calculating values of parameters, that the predetermined model has, on the basis of...
8082070 Methods and systems for displaying assistance messages to aircraft operators  
Methods and systems for displaying assistance messages to aircraft operators are disclosed. A method in accordance with one embodiment includes receiving an input from an aircraft operator at an...
8019492 Operator fine tracking assist using sensor derived inputs  
A preferred embodiment of a method for fine-tracking operator assistance for controlling movement of an object toward a target combines an operator input for guiding the object toward the target...
8014906 Multi-axis trim processing  
Systems and methods are disclosed herein to provide trim for a vehicle, such as an aircraft. For example, a method for providing trim may include generally simultaneously determining values for a...
7930074 Vertical speed and flight path command module for displacement collective utilizing tactile cueing and tactile feedback  
A flight control system includes a collective position command module for a lift axis (collective pitch) which, in combination with an active collective system, provides a force feedback such that...
7856295 Device for issuing authorization to act on the operating conditions of an aircraft engine and engine control system comprising same  
A device for issuing authorization to act on the operating conditions of an aircraft engine and engine control system includes a first unit for determining particular parameters concerning the...
7693613 Curvilinear distance estimation method for a moving vehicle with limited maneuverability  
In distance maps used in order to facilitate the navigation of craft such as an aircraft, the distances estimated take into account obstacles to be circumvented but not the maneuverability of the...
7139643 Control device with servocontrol loop, particularly an electro-hydraulic flight control actuator  
A control device includes a main servocontrol loop having a servocontrolled system, and a compensation device on the input side of the control device. The control device includes an internal loop...
6998992 System and an arrangement to determine the position in a hazardous situation  
The present invention relates to a system and to an arrangement for evaluating in a defined space or area a delimited area (7) in which there is a degree of urgency greater than the degree of...
H002040 Personal computer based utility program for an electronic countermeasure system  
A utility software program which provides Operational Flight Program and User Data File software files for an AN/ALQ-165 Deceptive Electronic Countermeasures set in a Personal Computer DOS...
6349258 Method for horizontal routing of an aircraft between two waypoints  
This method meets the constraints dictated by the instructed values of turning radius and by the instructed values of direction of approach in terms of route or course to be maintained at the...
5901927 Ground strike protection function for aircraft autopilot  
A method and apparatus for use with an aircraft autopilot to prevent an aircraft part from striking the ground during near ground maneuvers by employing a protection circuit between the outer loop...
4599698 Aircraft trim actuator shutdown monitor system and method  
The directions of travel of an inner and an outer loop actuator are monitored for movement in opposite directions within selected ranges and the outer loop actuator is disabled under selected...
4592055 Outer-loop monitor for aircraft automatic flight control system  
The sense (direction) of outer-loop commands is compared with the sense (direction) of inner-loop signals in an aircraft AFCS. A disparity in sense indicates an outer-loop failure. To reduce...
4580223 Incorporation of pitch bias actuator function into an existing AFCS  
An aircraft automatic flight control system (AFCS) includes a pair of fast, limited authority inner loop actuators responsive to signals indicative of aircraft attitude or other flight parameters...
4500967 Aircraft short-term roll attitude retention system  
An automatic flight control system, for an aircraft having a roll attitude retention outer loop actuator (29), a roll stability inner loop actuator (25) and a control stick (26) for positioning...
4460964 Multiaxis hardover protection apparatus for automatic flight control systems  
A hybrid analog/digital autopilot utilizing analog inner loops in each control axis of the aircraft and a digital processor for providing outer loop commands and inner loop gain augmentation...
4417308 Dual inner loop fault inhibit of aircraft outer loop  
In an automatic flight control system, failure of dual inner loop actuators (12, 13) to track position (22, 23) within a permissible tolerance (182) of each other will cause automatic shut down...
4387430 Pitch stick force inhibit of aircraft automatic outer loop  
In an aircraft automatic flight control system, a flight path controlling, full authority outer loop actuator (37) operated in response to the integral (41) of commands thereto, is shutdown (111,...
4387432 Pulsed aircraft actuator  
In an aircraft automatic flight control system, proportional commands (54, 55) provided to fast, limited authority inner loop actuators (12, 13) are integrated (41), and when the integrator output...
4387431 Roll attitude inhibit of aircraft automatic outer loop  
In an aircraft automatic flight control system (FIG. 4) the application of force to a control member (35R, FIG. 5) forces (222, 216, 217, 212, 213) the flight path controlling, full authority outer...
4385355 Automatic outer loop centering of aircraft inner loop  
An aircraft automatic flight control system includes a pair of fast, limited authority inner loop actuators (12, 13) responsive to signals (52-55) indicative of aircraft attitude (68, 69) or other...
4330829 Helicopter flight stability control induced oscillation suppression  
Oscillations in helicopter attitude sustained by the aerodynamic response of the helicopter to an automatic flight control system which is responsive to an attitude sensor, are eliminated by band...
Matches 1 - 23 out of 23