IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0554862
(2003-11-14)
|
등록번호 |
US-7835866
(2011-01-16)
|
국제출원번호 |
PCT/SG2003/000269
(2003-11-14)
|
§371/§102 date |
20070119
(20070119)
|
국제공개번호 |
WO04/097766
(2004-11-11)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- ST Electronics (Training & Simulation Systems) Pte Ltd.
|
대리인 / 주소 |
Blakely, Sokoloff, Taylor & Zafman LLP.
|
인용정보 |
피인용 횟수 :
7 인용 특허 :
8 |
초록
▼
Method for predicting a future position of an aircraft based on the physical characteristics of the aircraft, and by monitoring aircraft manoeuvres, the system analyzes pilot controls movements to predict future pilot control movements. The set of such future commands are fed to a 6-Degree Of Freedo
Method for predicting a future position of an aircraft based on the physical characteristics of the aircraft, and by monitoring aircraft manoeuvres, the system analyzes pilot controls movements to predict future pilot control movements. The set of such future commands are fed to a 6-Degree Of Freedom (DOF) simulation to enable the determination of future aircraft position. A corresponding system is also disclosed.
대표청구항
▼
The invention claimed is: 1. A method for predicting a future position of an aircraft with a processor, the method comprising the steps: (a) monitoring manoeuvres of the aircraft using measurements of acceleration, deceleration, climb rate, turn acceleration factor, aircraft position; (b) analyzing
The invention claimed is: 1. A method for predicting a future position of an aircraft with a processor, the method comprising the steps: (a) monitoring manoeuvres of the aircraft using measurements of acceleration, deceleration, climb rate, turn acceleration factor, aircraft position; (b) analyzing the aircraft pilot's control inputs; (c) analyzing aircraft data comprising: aircraft position, aircraft velocity vector, aircraft attitude angles, aircraft roll rate, aircraft turn acceleration factor, and aircraft angle of attack; (d) determining rate of change of each of aircraft velocity, angle of attack and turn acceleration factor by filtering their continuously supplied values; (e) using known characteristics of the aircraft; and (f) using (a), (b), (c), (d), and (e) to predict future pilot control inputs to predict the future position and to provide collision warning. 2. A method as claimed in claim 1, wherein the aircraft thrust is also analysed or monitored. 3. A method as claimed in claim 1, wherein in step (a) current pilot inputs are also assumed. 4. A method as claimed in claim 1, wherein in step (b) current pilot tactics are also determined. 5. A method as claimed in claim 1, wherein monitoring, analyzing and prediction is in real time. 6. A method as claimed in claim 1, wherein the aircraft's position and the manoeuvres performed by the aircraft are monitored over time and compared to entries in a database for aircraft of the same type as the aircraft. 7. A method as claimed in claim 5, wherein the aircraft thrust is analyzed to determine the aircraft thrust needed to perform each manoeuvre. 8. A method as claimed in claim 1, including analyzing the aircraft's performed manoeuvres over the manoeuvres available for aircraft of that type to be able to gain an indication of the performance characteristics of the pilot. 9. A method as claimed in claim 8, wherein the results of the analysis of the aircraft's performed manoeuvres are compared with a heuristic pilot control table to determine in which phase of flight the aircraft is in at that time. 10. A method as claimed in claim 9, further including creating a set of predicted future pilot controls by combining a result of the comparison with the heuristic pilot control table with the analysis of the aircraft thrust. 11. A method as claimed in claim 10, wherein the set of predicted future pilot controls are inputs to a six degrees of freedom simulation to give as a result a predicted future aircraft flight path. 12. A method as claimed in claim 1, wherein pitch and yaw rates can be continuously measured. 13. A method as claimed in claim 1, wherein the future position of the aircraft is used for collision avoidance application. 14. A method as claimed in claim 9, wherein the heuristic pilot control table comprises at least one of: flight limitations, combat flight practice considerations, and pilot performance characteristics. 15. A computer usable medium comprising a computer program code that is configured to cause a processor to perform the method of claim 1. 16. A system for predicting a future position of an aircraft, the system comprising: (a) a processor for receiving monitoring inputs for monitoring manoeuvres of the aircraft using measurements of acceleration, deceleration, climb rate, turn acceleration factor, aircraft position, wherein the monitoring inputs are aircraft data comprising: aircraft position; aircraft velocity vector; aircraft attitude angles; aircraft roll rate; aircraft turn acceleration factor; and aircraft angle of attack; (b) the processor receiving analysis inputs for analyzing the aircraft pilot's control inputs; (c) a filter for filtering the continuously supplied values of aircraft velocity, angle of attack and turn acceleration factor to provide their rates of change; (d) a memory for storing known characteristics of the aircraft; and (e) the processor for using the monitoring inputs, the analysis inputs and the known characteristics to predict future pilot control inputs to predict the future position and to provide collision warning. 17. A system as claimed in claim 16, further including means for analysing or monitoring the aircraft thrust. 18. A system as claimed in claim 16, wherein monitoring, analyzing and prediction is in real time. 19. A system as claimed in claim 16, further including a database for aircraft of the same type as the aircraft, the aircraft's position and the manoeuvres performed by the aircraft being monitored over time and compared to entries in the database. 20. A system as claimed in claim 19, wherein the aircraft thrust is analyzed to determine the aircraft thrust needed to perform each manoeuvre. 21. A system as claimed in claim 16, including analyzing the aircraft's performed manoeuvres over the manoeuvres available for aircraft of that type to be able to gain an indication of the performance characteristics of the pilot. 22. A system as claimed in claim 21, further including a heuristic pilot control table, the results of the analysis of the aircraft's performed manoeuvres being compared with the heuristic pilot control table to determine in which phase of flight the aircraft is in at that time. 23. A system as claimed in claim 22, further including a set of predicted future pilot controls created by combining a result of the comparison with the heuristic pilot control table with the analysis of the aircraft thrust. 24. A system as claimed in claim 23, wherein the set of predicted future pilot controls are inputs to a six degrees of freedom simulation to give as a result a predicted future aircraft flight path. 25. A system as claimed in claim 16, wherein pitch and yaw rates are continuously measured. 26. A system as claimed in claim 16, wherein the future position of the aircraft is used for collision avoidance application. 27. A system as claimed in claim 22, wherein the heuristic pilot control table comprises at least one of: flight limitations, combat flight practice considerations, and pilot performance characteristics.
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