The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 12, 2023

Filed:

Mar. 31, 2020
Applicant:

Bae Systems Information and Electronic Systems Integration Inc., Nashua, NH (US);

Inventor:

Michael J. DeWeert, Kaneohe, HI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/499 (2006.01); G01S 17/08 (2006.01); G01S 17/89 (2020.01); G01S 7/48 (2006.01); G02B 27/42 (2006.01); G02F 1/13357 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G01S 7/499 (2013.01); G01S 7/4808 (2013.01); G01S 17/08 (2013.01); G01S 17/89 (2013.01); G02B 6/0056 (2013.01); G02B 27/4261 (2013.01); G02F 1/13362 (2013.01);
Abstract

The present disclosure provides a system and method for determining a range to an object in a fluid. The system includes a polarized light source directed to the object in the fluid, a first imaging sensor, a second imaging sensor, and at least one processor. The at least one processor characterizes a depolarization rate of the fluid and determines the range to the object. The method includes generating polarized light via a polarized light source, polarizing an imager relative to the polarized light, transmitting the polarized light from the polarized light source into the fluid, receiving reflected light from the object, characterizing a depolarization rate of the fluid, based, at least in part, on the reflected light, and determining the range to the object, based, at least in part, on the depolarization rate of the fluid.


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