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. 29, 2020

Filed:

Oct. 16, 2017
Applicant:

Raytheon Company, Waltham, MA (US);

Inventors:

Ian S. Robinson, Redondo Beach, CA (US);

Nicholas J. Ploplys, Redondo Beach, CA (US);

Assignee:

Raytheon Company, Waltham, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G01S 17/66 (2006.01); G01S 13/72 (2006.01); G01S 13/86 (2006.01); G01S 7/292 (2006.01); G01S 7/51 (2006.01); G01S 7/06 (2006.01);
U.S. Cl.
CPC ...
G01S 17/66 (2013.01); G01S 7/2922 (2013.01); G01S 13/72 (2013.01); G01S 13/726 (2013.01); G01S 13/86 (2013.01); G01S 13/867 (2013.01); G01S 7/06 (2013.01); G01S 7/51 (2013.01);
Abstract

A system for tracking targets. A sequence of sensor observations is processed with two thresholds, including a first threshold, and a second threshold, higher than the first threshold. Signals that exceed the first threshold are identified as low-confidence target detections and stored for possible future use. When a signal exceeds the higher second threshold, it is identified as a high-confidence detection, and one or more candidate tracks are formed, including the high-confidence detection and one or more low-confidence detections from within a neighborhood of the high-confidence detection.


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