Systems and methods for vehicle survivability planning
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-007/60
G06F-017/10
G06Q-010/10
G08G-005/00
G06F-017/50
출원번호
US-0463671
(2012-05-03)
등록번호
US-9240001
(2016-01-19)
발명자
/ 주소
Herman, Carl R.
Howe, David
출원인 / 주소
Lockheed Martin Corporation
대리인 / 주소
Wolf, Greenfield & Sacks, P.C.
인용정보
피인용 횟수 :
1인용 특허 :
44
초록▼
System and methods for improving vehicle survivability. In some embodiments, Mission information may be obtained regarding a mission of at least one vehicle. The mission may comprise a plurality of mission stages, and the mission information may comprise at least one model associated with the at lea
System and methods for improving vehicle survivability. In some embodiments, Mission information may be obtained regarding a mission of at least one vehicle. The mission may comprise a plurality of mission stages, and the mission information may comprise at least one model associated with the at least one vehicle and at least one threat to the at least one vehicle. A potential action of the at least one vehicle may be selected by calculating a numerical measure for the potential action based at least in part on a mission stage of the plurality of mission stages during which the potential action is to be taken and the at least one model.
대표청구항▼
1. A system for improving vehicle survivability, comprising at least one processor programmed to: obtain mission information regarding a mission of at least one vehicle, the mission comprising a plurality of mission stages, the mission information comprising at least one signature exposure model ass
1. A system for improving vehicle survivability, comprising at least one processor programmed to: obtain mission information regarding a mission of at least one vehicle, the mission comprising a plurality of mission stages, the mission information comprising at least one signature exposure model associated with the at least one vehicle and at least one threat to the at least one vehicle;identify based, at least in part, on the mission information, at least one matching scenario for which simulation data is available;calculate a numerical measure for each potential action of a plurality of potential actions for the at least one vehicle based, at least in part, on a mission stage of the plurality of mission stages during which the potential action is to be taken and the at least one signature exposure model to obtain a plurality of numerical measures; andselect, based, at least in part, on the plurality of numerical measures and the simulation data for the at least one matching scenario, a sequence of actions to be executed by the at least one vehicle to improve the at least one vehicle's survivability against a plurality of threats, wherein the sequence of actions comprises a first action by which the at least one vehicle is to enter a first cell in a physical region and a second action by which the at least one vehicle is to leave the first cell and enter a second cell in the physical region. 2. The system of claim 1, wherein calculating the numerical measure comprises calculating a combined numerical measure based at least in part on a plurality of constituent numerical measures. 3. The system of claim 2, wherein calculating the combined numerical measure comprises: selecting a weight for each of the plurality of constituent numerical measures based at least in part on the mission stage during which the potential action is to be taken; and calculating the combined numerical measure as a weighted sum of the plurality of constituent numerical measures by using the selected weights to weight each summand. 4. The system of claim 3, wherein: the at least one signature exposure model comprises a visual signature exposure model associated with the at least one vehicle and the at least one threat;the plurality of constituent numerical measures comprises a measure of visual signature exposure of the at least one vehicle relative to the at least one threat, the measure of visual signature exposure determined based at least in part on the visual signature exposure model; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a detection stage, an increased weight is assigned to the measure of visual signature exposure of the at least one vehicle relative to the at least one threat. 5. The system of claim 3, wherein: the at least one signature exposure model comprises an infrared (IR) signature exposure model associated with the at least one vehicle and the at least one threat;the plurality of constituent numerical measures comprises a measure of IR signature exposure of the at least one vehicle relative to the at least one threat, the measure of IR signature exposure determined based at least in part on the IR signature exposure model; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a tracking stage, an increased weight is assigned to the measure of IR signature exposure of the at least one vehicle relative to the at least one threat. 6. The system of claim 3, wherein: the plurality of constituent numerical measures comprises a measure of countermeasure effectiveness against the at least one threat, the measure of countermeasure effectiveness determined based on at least in part on vehicle information relating to at least one sensor and at least one countermeasure of the at least one vehicle; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a firing stage, an increased weight is assigned to the measure of countermeasure effectiveness against the at least one threat. 7. The system of claim 3, wherein: vehicle information further comprises information relating to at least one vulnerable portion of the at least one vehicle;the plurality of constituent numerical measures comprises a measure of hit survivability of the at least one vehicle, the measure of hit survivability determined based at least in part on the information relating to the at least one vulnerable portion of the at least one vehicle; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is an engagement or impact stage, an increased weight is assigned to the measure of hit survivability of the at least one vehicle. 8. The system of claim 1, wherein the numerical measure is assigned at least in part by applying at least one decision rule to vehicle information and the mission information. 9. A method for improving vehicle survivability, the method comprising: using at least one hardware processor to perform: obtaining mission information regarding a mission of at least one vehicle, the mission comprising a plurality of mission stages, the mission information comprising at least one signature exposure model associated with the at least one vehicle and at least one threat to the at least one vehicle;identifying based, at least in part, on the mission information, at least one matching scenario for which simulation data is available;calculating a numerical measure for each potential action of a plurality of potential actions for the at least one vehicle based, at least in part, on a mission stage of the plurality of mission stages during which the potential action is to be taken and the at least one signature exposure model to obtain a plurality of numerical measures; andselecting, based, at least in part, on the plurality of numerical measures and the simulation data for the at least one matching scenario, a sequence of actions to be executed by the at least one vehicle to improve the at least one vehicle's survivability against a plurality of threats, wherein the sequence of actions comprises a first action by which the at least one vehicle is to enter a first cell in a physical region and a second action by which the at least one vehicle is to leave the first cell and enter a second cell in the physical region. 10. The method of claim 9, wherein calculating the numerical measure comprises calculating a combined numerical measure based at least in part on a plurality of constituent numerical measures. 11. The method of claim 10, wherein calculating the combined numerical measure comprises: selecting a weight for each of the plurality of constituent numerical measures based at least in part on the mission stage during which the potential action is to be taken; andcalculating the combined numerical measure as a weighted sum of the plurality of constituent numerical measures by using the selected weights to weight each summand. 12. The method of claim 11, wherein: the at least one signature exposure model comprises a visual signature exposure model associated with the at least one vehicle and the at least one threat;the plurality of constituent numerical measures comprises a measure of visual signature exposure of the at least one vehicle relative to the at least one threat, the measure of visual signature exposure determined based at least in part on the visual signature exposure model; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a detection stage, an increased weight is assigned to the measure of visual signature exposure of the at least one vehicle relative to the at least one threat. 13. The method of claim 11, wherein: the at least one signature exposure model comprises an infrared (IR) signature exposure model associated with the at least one vehicle and the at least one threat;the plurality of constituent numerical measures comprises a measure of IR signature exposure of the at least one vehicle relative to the at least one threat, the measure of IR signature exposure determined based at least in part on the IR signature exposure model; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a tracking stage, an increased weight is assigned to the measure of IR signature exposure of the at least one vehicle relative to the at least one threat. 14. The method of claim 11, wherein: the plurality of constituent numerical measures comprises a measure of countermeasure effectiveness against the at least one threat, the measure of countermeasure effectiveness determined based at least in part on the vehicle information relating to at least one sensor and at least one countermeasure of at least one vehicle; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a firing stage, an increased weight is assigned to the measure of countermeasure effectiveness against the at least one threat. 15. The method of claim 11, wherein: vehicle information further comprises information relating to at least one vulnerable portion of the at least one vehicle;the plurality of constituent numerical measures comprises a measure of hit survivability of the at least one vehicle, the measure of hit survivability determined based at least in part on the information relating to the at least one vulnerable portion of the at least one vehicle; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is an engagement or impact stage, an increased weight is assigned to the measure of hit survivability of the at least one vehicle. 16. The method of claim 11, wherein the numerical measure is assigned at least in part by applying at least one decision rule to vehicle information and the mission information. 17. At least one non-transitory computer-readable storage medium storing processor-executable instructions that, when executed by at least one processor, cause the at least one processor to: obtain mission information regarding a mission of at least one vehicle, the mission comprising a plurality of mission stages, the mission information comprising at least one signature exposure model associated with the at least one vehicle and at least one threat to the at least one vehicle;identify based, at least in part, on the mission information, at least one matching scenario for which simulation data is available;calculate a numerical measure for each potential action of a plurality of potential actions for the at least one vehicle based, at least in part, on a mission stage of the plurality of mission stages during which the potential action is to be taken and the at least one signature exposure model to obtain a plurality of numerical measures; andselect, based, at least in part, on the plurality of numerical measures and the simulation data for the at least one matching scenario, a sequence of actions to be executed by the at least one vehicle to improve the at least one vehicle's survivability against a plurality of threats, wherein the sequence of actions comprises a first action by which the at least one vehicle is to enter a first cell in a physical region and a second action by which the at least one vehicle is to leave the first cell and enter a second cell in the physical region. 18. The at least one non-transitory computer-readable storage medium of claim 17, wherein calculating the numerical measure comprises calculating a combined numerical measure based at least in part on a plurality of constituent numerical measures. 19. The at least one non-transitory computer-readable storage medium of claim 18, wherein calculating the combined numerical measure comprises: selecting a weight for each of the plurality of constituent numerical measures based at least in part on the mission stage during which the potential action is to be taken; andcalculating the combined numerical measure as a weighted sum of the plurality of constituent numerical measures by using the selected weights to weight each summand. 20. The at least one computer-readable storage medium of claim 19, wherein: the at least one signature exposure model comprises a visual signature exposure model associated with the at least one vehicle and the at least one threat;the plurality of constituent numerical measures comprises a measure of visual signature exposure of the at least one vehicle relative to the at least one threat, the measure of visual signature exposure determined based at least in part on the visual signature exposure model; andwhen the mission stage of the plurality of mission stages during which the potential action is to be taken is a detection stage, an increased weight is assigned to the measure of visual signature exposure of the at least one vehicle relative to the at least one threat.
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