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:
Feb. 28, 2023

Filed:

Apr. 01, 2019
Applicant:

Src, Inc., North Syracuse, NY (US);

Inventors:

Harvey K. Schuman, Fayetteville, NY (US);

Daniel D. Thomas, Jr., Liverpool, NY (US);

Jason M. Steeger, Baldwinsville, NY (US);

Lun Z. Chen, Brooklyn, NY (US);

Assignee:

SRC, Inc., North Syracuse, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 13/524 (2006.01); G01S 13/58 (2006.01); G01S 13/90 (2006.01); G01S 7/41 (2006.01); G01S 7/28 (2006.01); G01S 13/42 (2006.01); G01S 13/02 (2006.01);
U.S. Cl.
CPC ...
G01S 13/5244 (2013.01); G01S 7/2813 (2013.01); G01S 7/414 (2013.01); G01S 13/42 (2013.01); G01S 13/5242 (2013.01); G01S 13/582 (2013.01); G01S 13/9029 (2013.01); G01S 2013/0245 (2013.01);
Abstract

An airborne radar system and signal interpretation approach that detects slow moving ground targets using angle and Doppler of Keystone formatting process, and is referred to as Angle-Doppler Keystone Formatting (ADK). ADK collapses the clutter ridge to a constant Doppler or to a constant angle, thereby transforming a clutter ridge in angle-Doppler space into a horizontal line of constant Doppler or a vertical line of constant angle. Clutter may then be filtered more effectively, such as by using multiple beams as the source of STAP training data or by using multiple Doppler bins.


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