ELECTROMAGNETIC (EM) SOLVER USING A SHOOTING BOUNCING RAY (SBR) TECHNIQUE
First Claim
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1. A system to generate radar signatures for multiple objects in real-time comprising:
- a first module comprising at least one processor to perform a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the objects, the at least one processor comprising;
a central processing unit to perform dynamic ray tracing;
a graphics processing unit (GPU) to perform far field calculations;
the GPU comprising a hit point database to store entries associated with rays that intersect an object.
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Abstract
In one aspect, a system to generate radar signatures for multiple objects in real-time includes a first module including at least one processor to perform a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the objects. The at least one processor includes a central processing unit to perform dynamic ray tracing and a graphics processing unit (GPU) to perform far field calculations. The GPU includes a hit point database to store entries associated with rays that intersect an object.
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Citations
20 Claims
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1. A system to generate radar signatures for multiple objects in real-time comprising:
a first module comprising at least one processor to perform a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the objects, the at least one processor comprising; a central processing unit to perform dynamic ray tracing; a graphics processing unit (GPU) to perform far field calculations;
the GPU comprising a hit point database to store entries associated with rays that intersect an object.- View Dependent Claims (2, 3, 4, 5)
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6. A method to generate radar signatures for multiple objects in real-time comprising:
performing a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the objects, the performing comprising; performing dynamic ray tracing using a central processing unit; performing far field calculations using a graphics processing unit (GPU) by using a hit point database to store entries associated with rays that intersect an object. - View Dependent Claims (7, 8, 9, 10, 11, 13)
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12. An article comprising:
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a machine-readable medium that stores executable instructions to generate radar signatures for multiple objects in real-time, the instructions causing a machine to; perform a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the objects, the instructions causing a machine to perform comprising instructions causing a machine to; perform dynamic ray tracing using a central processing unit; perform far field calculations using a graphics processing unit (GPU) by using a hit point database to store entries associated with rays that intersect an object. - View Dependent Claims (14, 15, 16, 17)
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18. A system to generate radar signatures for multiple objects in real-time comprising:
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a first module comprising at least one processor to perform a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the objects, the at least one processor to perform the SBR technique comprising; a central processing unit to perform dynamic ray tracing; a graphics processing unit (GPU) to perform far field calculations;
the GPU comprising a hit point database to store entries associated with rays that intersect an object; anda second module comprising at least one processor to perform a physical theory (PTD) technique to solve for material edges of the objects; and a third module comprising at least one processor to perform an incremental length diffraction coefficient (ILDC) to solve for material boss/channel, wherein results from the first, second and third modules are coherently integrated by frequency to generate RCS values of the objects in real-time. - View Dependent Claims (19, 20)
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Specification