Hybrid Compton camera/coded aperture imaging system
View Patent ↗A system in one embodiment includes an array of radiation detectors; and an array of imagers positioned behind the array of detectors relative to an expected trajectory of incoming radiation. A method in another embodiment includes detecting incoming radiation with an array of radiation detectors; detecting the incoming radiation with an array of imagers positioned behind the array of detectors relative to a trajectory of the incoming radiation; and performing at least one of Compton imaging using at least the imagers and coded aperture imaging using at least the imagers. A method in yet another embodiment includes detecting incoming radiation with an array of imagers positioned behind an array of detectors relative to a trajectory of the incoming radiation; and performing Compton imaging using at least the imagers.
1. A system, comprising:
an array of radiation detectors arranged along a plane in a patterned configuration defining apertures therebetween; and
an array of imagers positioned behind the array of detectors relative to an expected trajectory of incoming radiation.
2. The system of claim 1 , wherein at least some of the detectors are position sensitive detectors.
3. The system of claim 1 , wherein at least one of the detectors and imagers are semiconductor detectors.
4. The system of claim 1 , wherein the detectors are CdZnTe detectors.
5. The system of claim 1 , wherein the detectors are scintillating detectors.
6. The system of claim 1 , wherein at least some of the imagers are position sensitive.
7. The system of claim 1 , wherein the imagers are also radiation detectors.
8. The system of claim 1 , wherein the radiation detectors are arranged in a coded aperture configuration.
9. The system of claim 1 , wherein the imagers are CdZnTe detectors.
10. The system of claim 1 , wherein the imagers are scintillating detectors.
11. The system of claim 1 , further comprising at least a second array of imagers positioned behind the array of detectors and array of imagers relative to an expected trajectory of incoming radiation.
12. The system of claim 1 , further comprising a camera for capturing an image of an environment of a source of the radiation.
13. The system of claim 12 , further comprising a processor for generating a composite image depicting a representation of the source of the radiation and a representation of an environment of the source of the radiation.
14. The system of claim 1 , wherein the radiation includes gamma rays.
15. A system, comprising:
an array of radiation detectors; and
an array of imagers positioned behind the array of detectors relative to an expected trajectory of incoming radiation,
wherein the detectors and imagers are arranged in a mask-antimask configuration.
16. A method, comprising:
detecting incoming radiation with an array of radiation detectors arranged in a patterned configuration defining apertures therebetween;
detecting the incoming radiation that passes through the apertures with an array of imagers positioned behind the array of detectors relative to a trajectory of the incoming radiation; and
performing at least one of Compton imaging using at least the imagers and coded aperture imaging using at least the imagers.
17. The method of claim 16 , further comprising determining an approximate trajectory of the radiation.
18. The method of claim 16 , further comprising determining an approximate energy of the radiation.
19. The method of claim 16 , further comprising determining an approximate location of a source of the radiation.
20. The method of claim 19 , further comprising generating a composite image depicting a representation of the source of the radiation and a representation of an environment of the source of the radiation.
21. The method of claim 16 , wherein the detectors and imagers are used for performing the Compton imaging.
22. The method of claim 16 , wherein at least some of the detectors are position sensitive detectors.
23. The method of claim 16 , wherein the radiation detectors are arranged in a coded aperture configuration.
24. The method of claim 16 , wherein the detectors are scintillating detectors.
25. The method of claim 16 , wherein at least some of the imagers are position sensitive.
26. The method of claim 16 , wherein the imagers are radiation detectors.
27. The method of claim 16 , wherein at least one of the detectors and the imagers are semiconductor detectors.
28. The method of claim 16 , wherein at least one of the detectors and the imagers are CdZnTe detectors.
29. The method of claim 16 , wherein the imagers are scintillating detectors.
30. The method of claim 16 , further comprising a second array of imagers positioned behind the array of detectors and array of imagers relative to an expected trajectory of incoming radiation.
31. The system of claim 16 , wherein the radiation includes gamma rays.
32. A method, comprising
detecting incoming radiation with an array of radiation detectors;
detecting the incoming radiation with an array of imagers positioned behind the array of detectors relative to a trajectory of the incoming radiation; and
performing at least one of Compton imaging using at least the imagers and coded aperture imaging using at least the imagers,
wherein the detectors and imagers are arranged in a mask-antimask configuration.
33. A method, comprising:
detecting incoming radiation with an array of imagers positioned behind an array of detectors relative to a trajectory of the incoming radiation, the array of detectors being arranged in a patterned configuration defining apertures therebetween through which some of the incoming radiation passes; and
performing Compton imaging using at least the imagers.