IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0414717
(2009-03-31)
|
등록번호 |
US-8452569
(2013-05-28)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- The United States of America as represented by the Secretary of the Navy
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
9 |
초록
▼
A simulation system for predicting a likelihood of whether a target object positioned in an environment will be detected by a detection system when illuminated by a laser source. The simulation system may be used for a laser rangefinder application and a laser designator application. The simulation
A simulation system for predicting a likelihood of whether a target object positioned in an environment will be detected by a detection system when illuminated by a laser source. The simulation system may be used for a laser rangefinder application and a laser designator application. The simulation system may provide a detection probability of the target object at a specified range to the detection system or a plurality of detection probabilities as a function of the range to the detection system. The simulation system may provide an indication of an overlap of the beam provided by the laser source on the target object. The simulation system may determine the effect of vibration on the detection of the target object at a specified range.
대표청구항
▼
1. A method for simulating a target locator system during a precision tracking or tracking and guidance mission, comprising: providing a library of laser sources associated with said target locator system in a memory accessible by a controller of a computing system, each of the laser sources in the
1. A method for simulating a target locator system during a precision tracking or tracking and guidance mission, comprising: providing a library of laser sources associated with said target locator system in a memory accessible by a controller of a computing system, each of the laser sources in the library of laser sources being capable of providing radiation for illuminating a target object;receiving a selection of a first laser source from the library of laser sources, the first laser source having associated source characteristics;receiving target characteristics of the target object;receiving environmental characteristics of an environment associated with the target object;receiving detection system characteristics of said target locator system having a detection system-for detecting the target object;determining an effect of movement of the target locator system on a detection of the target object illuminated by said first laser source with the detection system, the effect of movement being based on the at least one source characteristic, at least one said detection system characteristic, at least one target characteristic, at least one environment characteristic, and at least one target locator system movement characteristic;determining with the controller of the computer system a likelihood of detecting the target object with the detection system when the target object is illuminated by the first laser source based on a plurality of inputs comprising said effect of movement of the target locator system on a detection of the target object. 2. The method of claim 1, wherein the step of determining a likelihood of detecting the target object with the detection system when the target object is illuminated by the first laser source includes: a processing sequence to determine a probability of detection of the target object based on a range from the target object to a detector of the detection system, at least one of the source characteristics, at least one of the target characteristics, at least one of the environment characteristics, and at least one of the detection system characteristics. 3. The method of claim 2, further comprising: a processing sequence to determine the probability of detection of the target object over a plurality of ranges from the target object to the detector of the detection system; andproviding a visual representation of the probability of detection of the target object for the plurality of ranges from the target object to the detector of the detection system. 4. The method of claim 1, wherein the step of determining a likelihood of detecting the target object with the detection system when the target object is illuminated by the first laser source includes a processing sequence to determine an overlap of a laser spot of the first laser source at the target object with a representation of the target object, the overlap being based on a range from the laser source to the target object, at least one of the source characteristics, at least one of the target characteristics, and at least one of the environment characteristics. 5. The method of claim 4, further comprising: providing a visual representation of the representation of the target object along with a visual representation of the laser spot of the first laser source at the target object, andproviding an indication of whether at least a portion of the laser spot is positioned outside of a boundary of the representation of the target object. 6. The method of claim 5, wherein the visual representation of the representation of the target object and the visual representation of the laser spot are provided along with a visual representation of a reticule of the detection system, the visual representation of the representation of the target object and the visual representation of the laser spot both being located relative to the reticule. 7. The method of claim 1, wherein the first laser source is a pulsed laser source providing a plurality of spaced apart pulses and the step of determining a likelihood of detecting the target object with the detection system when the target object is illuminated by the first laser source includes a processing sequence to determine over a range of pulses a percentage of pulses whose energy received by the detection system at least meets a threshold amount of energy, each of the plurality of pulses having a pointing error assigned thereto. 8. The method of claim 7, further comprising providing a visual representation of a percentage of the energy received for each of the pulses of the plurality of pulses. 9. The method according to claim 1, wherein the step of receiving target characteristics of the target object includes the step of receiving a selection of the target object from a library of target objects. 10. The method according to claim 1, wherein the step of receiving environment characteristics of the environment includes the step of receiving a selection of the environment from a library of environments. 11. The method according to claim 1, wherein the step of receiving detection system characteristics of the detection system includes the step of receiving a selection of the detection system from a library of detection systems. 12. A method as in claim 1, wherein said environmental characteristics comprises a plurality of atmospheric parameters comprising a plurality of laser path transmission parameters comprising atmospheric condition data, laser path orientation from said target locator system to said target object, and altitude of operation associated with a position of said target locator system. 13. A method as in claim 12, wherein said plurality of laser path transmission parameters are stored in a first, second and third atmospheric parameter libraries and are selected by a user before or during simulation of said target locator system. 14. A method as in claim 1, further comprising providing a plurality of atmospheric parameter libraries comprising a first, second and third path transmission parameter libraries, wherein said first transmission path library comprises atmospheric condition data, said second transmission path library comprises path orientations from said target locator system to said target object, said third path transmission parameter library comprises altitude of operation data associated with a position of said target locator system when it is engaging in said precision tracking or tracking and guidance mission; selecting one entry in each of said first, second, and third path transmission parameter libraries;wherein said receiving environmental characteristics of an environment associated with the target object comprises receiving a plurality of atmospheric parameters associated with said target object comprising receiving data from said selecting one entry in each of said first, second, and third path transmission parameter libraries or receiving a manual selection of one or more said plurality of atmospheric parameters. 15. A method as in claim 1, further comprising determining a size and shape of a laser footprint impinging on the target object by said first laser source and displaying said size and shape in a graphical user interface. 16. A method as in claim 1, wherein said target characteristics comprises at least one of a plurality of target characteristics comprising target surface input, target type input, and target angle input, reflectivity input, target width input, and target height input. 17. A method as in claim 1, wherein said source characteristics of said laser source comprises at least one of a plurality of source characteristics comprising wavelength input, beam divergence input, pulse width input, initial beam diameter input, and pulse energy input. 18. A method of simulating operation of a target locator system during a precision tracking or tracking and guidance mission for a target object comprising: receiving a plurality of inputs comprising a first, second, third, fourth, fifth, sixth, and seventh inputs, wherein said first input comprises receiving at least one input for at least one source characteristic of a laser source, said second input comprises receiving at least one input for at least one detector characteristic of a detection system associated with said target locator system, said third input comprises receiving at least one input for at least one target characteristic of said target object, said fourth input comprises receiving at least one input for at least one environment characteristic of an environment surrounding the target object, said fifth input comprises receiving at least one input for at least one target locator system vibration characteristic, and said sixth input comprises a range from said laser source to said target object, and said seventh input comprises a range from said target object to said detection system; anddetermining an effect of movement of the target locator system on a detection of the target object illuminated by the laser source with the detection system, the effect of movement being based on the at least one source characteristic, the at least one detector characteristic, the at least one target characteristic, the at least one environment characteristic, and the at least one target locator system vibration characteristic; anddetermining a probability of detection of said target object with said target locator system when said target object is illuminated by said laser source based on said plurality of inputs and said determining an effect of movement of the target locator system. 19. A method as in claim 18, wherein said source characteristics of said laser source comprises at least one of a plurality of source characteristics comprising wavelength input, beam divergence input, pulse width input, initial beam diameter input, and pulse energy input. 20. A method as in claim 18, further comprising: displaying a position and diameter of a laser footprint of said laser source's projection onto said target object in a graphical representation or user interface. 21. A method as in claim 20, further comprising determining a percentage of total laser radiation from said laser source impinging on said target object over a predetermined time and number of laser pulses at a predetermined range based on pointing error, said effect on movement, and said laser footprint and outputting said percentage of total laser radiation. 22. A method as in claim 21, wherein said pointing error comprises at least one error selected from a group comprising pointing errors comprising laser to reticule error input and system jitter error input, wherein said system jitter error comprises stabilization error associated with a platform said laser source is coupled with and tracker errors associated with a tracking system associated with said laser source. 23. A method as in claim 18, wherein said target characteristics comprises at least one of a plurality of target characteristics comprising target surface input, target type input, and target angle input, reflectivity input, target width input, and target height input.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.