Method for developing and using an image reconstruction algorithm for multipath scattering

A process for analyzing scattering data from an area-of-interest comprising:

• collecting a first image of the area-of-interest at a first aspect angle, the first image containing first scattering data comprised of first single bounce data and first multiple bounce data, which includes at least one of amplitude data and phase data;
• collecting a second image of the area-of-interest at a second aspect angle, the second image containing second scattering data comprised of second single bounce data and second multiple bounce data, which includes at least one of amplitude data and phase data;
• determining a change in the at least one of amplitude data and phase data of the first multiple bounce data with respect to the second multiple bounce data;
• accounting for the change in the at least one of amplitude data and phase data, in order to differentiate the first and second single bounce data from the first and second multiple bounce data;
• and
• analyzing the differentiated first and second single bounce data and the first and second multiple bounce data to determine characteristics of the area-of-interest.

A process for analyzing scattering data from an area-of-interest comprising:

• collecting a first image of the area-of-interest at a first aspect angle, the first image containing first scattering data comprised of first immediate data and first delayed data, which includes at least one of amplitude data and phase data;
• collecting a second image of the area-of-interest at a second aspect angle, the second image containing second scattering data comprised of second immediate data and second delayed data, which includes at least one of amplitude data and phase data;
• determining a change in the at least one of amplitude data and phase data of the first delayed data with respect to the second delayed data;
• accounting for the change in the at least one of amplitude data and phase data, in order to differentiate the first and second immediate data from the first and second delayed data;
• and
• analyzing the differentiated first and second immediate data and the first and second delayed data to determine characteristics of the area-of-interest.

A method for imaging an object-of-interest comprising:

• collecting phase history scattering data from the object-of-interest over a range of aspect angles, the scattering data including single point scattering data and multiple point scattering data, which includes at least one of amplitude data and phase data;
• identifying the multiple point scattering data within the scattering data over the range of aspect angles according to a change in the at least one of amplitude data and phase data;
• and
• comparing the identified multiple point scattering data with the collected scattering data in order to identify the single point scattering data;
• and
• imaging the object-of-interest using the identified single point scattering data.

A process for reconstructing a scene from scattering data comprising:

• collecting multiple images of a scene, the multiple images containing scattering data from the scene representing
• (a) immediate response data and
• (b) delayed response data represented within the multiple images by at least one of amplitude data and phase data,
• wherein (a) and (b) are located in any one of image planes, 0 to P, wherein P is greater than 0;
• accounting for a change in the at least one of amplitude data and phase data representative of (b) from one of the multiple images of the scene to another of the multiple images of the scene;
• separating (a) and (b) from the scattering data according to their respective locations within image planes 0 to P utilizing the multiple images.

A process for reconstructing a scene from scattering data comprising:

• collecting multiple images of a scene, the multiple images containing scattering data from the scene representing
• (a) single reflection data and
• (b) multiple reflection data,
• wherein (a) and (b) are located in any one of image planes, 0 to P, wherein P is greater than 0;
• accounting for a drift in the location of (b) from one of the multiple images of the scene to another of the multiple images of the scene;
• separating (a) and (b) from the scattering data according to their respective locations within image planes 0 to P utilizing the multiple images.

A process for analyzing scattering data from an area-of-interest comprising:

• collecting a first image of the area-of-interest at a first aspect angle, the first image containing first scattering data comprised of first single bounce data and first multiple bounce data;
• collecting a second image of the area-of-interest at a second aspect angle, the second image containing second scattering data comprised of second single bounce data and second multiple bounce data;
• determining a cross-range drift of the first multiple bounce data with respect to the second multiple bounce data;
• accounting for the cross-range drift in order to differentiate the first and second single bounce data from the first and second multiple bounce data;
• and
• analyzing the differentiated first and second single bounce data and the first and second multiple bounce data to determine characteristics of the area-of-interest.